1 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5 (TARGET_SWITCHES): Delete.
6 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7 * config/vax/vax.opt: New file.
9 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
11 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
13 2005-04-07 Ian Lance Taylor <ian@airs.com>
15 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
17 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
18 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
21 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
23 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
24 all immediate uses in PHI nodes.
26 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
28 * arm.c (arm_const_double_inline_cost): Handle any constant by
29 using gen_lowpart and gen_highpart_mode.
30 (note_invalid_constants): All constants in an RTX with a constraint
31 that permits memory are now pushed to the constant pool.
32 (output_move_double): Delete code to handle reg to reg and
33 constant to reg moves.
34 (const_double_needs_minipool, output_mov_immediate): Delete.
35 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
36 CONST_INT and CONST_VECTOR.
37 * arm.md (ANY64): New mode macro.
38 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
39 (movdf_soft_insn): Split reg-reg and const-reg moves.
40 (split patterns for 64-bit constant and register moves): New.
41 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
42 (cirrus_movdf_hard_insn): Likewise.
43 * fpa.md (movdf_fpa): Likewise.
44 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
45 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
47 (movv2si_internal_2): Likewise.
48 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
49 (movdf_vfp): Likewise.
50 * arm-protos.h (output_mov_immediate): Delete prototype.
52 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
55 * simplify-rtx.c (simplify_unary_operation_1): Check
56 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
58 2005-04-06 James E Wilson <wilson@specifixinc.com>
61 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
64 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
66 * coverage.h (GCOV_TYPE_NODE): Delete.
67 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
68 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
69 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
70 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
71 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
73 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
76 * Makefile.in (gcc.pot): Remove options.c dependency.
77 * optc-gen.awk: Don't quote help strings with N_().
79 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
81 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
82 the function returns a pointer type.
84 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
86 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
87 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
88 * doc/invoke.texi: Documnet salias-max-implicit-fields.
89 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
90 explicit_uses members.
91 (get_or_create_used_part_for): Initialize new fields.
92 (fieldoff_compare): New function.
93 (create_overlap_variables_for): Count number of fields, use
94 heuristic to determine whether to create subvars for vars with
96 Sort the field list by offset and avoid creating duplicate SFT's.
98 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
100 * c.opt (-F): Remove trailing whitespace from help string.
101 (-finput-charset): Use a tab to separate the switch name and help
103 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
104 (-ftree-vectorizer-verbose): Likewise.
106 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
108 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
109 a PHI argument where a use occurs instead of all PHI arguments.
111 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
113 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
116 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
118 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
119 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
120 config/bfin/bfin.h: Fix comment typos.
122 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
124 * doc/install.texi: Update the URL for Jacks.
125 * doc/sourcebuild.texi: Likewise.
127 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
130 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
131 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
133 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
135 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
137 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
139 * config/v850/v850-protos.h (override_options): Delete.
140 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
141 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
142 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
143 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
144 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
145 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
146 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
147 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
148 (OVERRIDE_OPTIONS): Delete.
149 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
150 (small_memory_info): Remove the value field.
151 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
153 * config/v850/v850.c (small_memory): Remove the value field.
154 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
155 (override_options): Delete.
156 (v850_handle_memory_option, v850_handle_option): New functions.
157 * config/v850/v850.opt: New file.
159 2005-04-06 Geoffrey Keating <geoffk@apple.com>
161 * config.host: Add a section for generic hosts, and a subsection
162 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
163 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
164 * config/host-darwin.h: New.
165 * config/x-darwin: New.
166 * config/i386/host-i386-darwin.c: New.
167 * config/i386/x-darwin: New.
168 * config/rs6000/host-darwin.c: Include host-darwin.h.
169 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
170 (darwin_rs6000_gt_pch_use_address): Likewise.
171 * config/rs6000/x-darwin: Change name of .o built, update
172 dependencies for changes to rs6000/host-darwin.c.
174 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
177 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
179 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
181 * tree-vect-analyze.c (vect_analyze_loop_form): Call
182 split_loop_exit_edge instead of loop_split_edge_with.
184 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
186 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
187 UNSPEC_SET_VSCR): New constants, used throughout.
189 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
191 (altivec_vspltis<VI_char>): ... this pattern, using
192 a QImode const_int_operand for the immediate.
193 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
196 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
199 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
201 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
203 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
205 2005-04-06 Ben Elliston <bje@au.ibm.com>
207 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
208 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
209 macros as living in "this file" and not gcc.h.
211 2005-04-06 Ben Elliston <bje@au.ibm.com>
213 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
214 -ftree-live_range_split. Perhaps renamed at some point?
216 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
219 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
220 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
222 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
224 * tree-flow.h (number_of_iterations_cond): Declaration removed.
225 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
226 (number_of_iterations_special): New function.
227 (number_of_iterations_exit): Use number_of_iterations_special.
228 Use simplify_using_outer_evolutions only at -O3.
229 (number_of_iterations_cond, tree_simplify_using_condition,
230 simplify_using_initial_conditions, loop_niter_by_eval,
231 compare_trees, can_count_iv_in_wider_type_bound,
232 simplify_using_outer_evolutions): Use fold_build.
234 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
236 * doc/install.texi (Configuration): Document --with-java-home.
238 2005-04-05 Richard Henderson <rth@redhat.com>
242 * config/i386/i386.c (print_operand): Handle vector zeros.
243 (ix86_split_to_parts): Handle CONST_VECTOR.
244 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
245 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
246 what modes to tie for MMX and SSE registers.
247 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
248 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
249 to vector modes as well.
250 * config/i386/predicates.md (const0_operand): Handle VOIDmode
251 properly as an input mode.
253 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
255 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
257 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
259 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
261 2005-04-05 Jakub Jelinek <jakub@redhat.com>
263 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
264 and local functions, set sse_nregs to 8 and float_in_sse.
265 (function_arg_advance, function_arg): If float_in_sse, pass
266 SFmode and DFmode arguments in SSE registers.
267 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
269 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
272 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
274 * config/i386/i386-protos.h (ix86_function_value): Accept two
275 arguments, like the target macro.
276 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
277 * config/i386/i386.c (ix86_function_value): Accept the second
278 argument of the target macro.
279 (ix86_function_ok_for_sibcall): Pass a function pointer to
281 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
282 call to ix86_value_regno).
283 (ix86_value_regno): Add support for returning floating point values
286 2005-04-05 Jakub Jelinek <jakub@redhat.com>
288 PR tree-optimization/20076
289 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
290 that call __builtin_return or __builtin_apply_args.
292 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
294 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
295 Use immediate use iterator.
296 (stmt_is_bumper_for_loop): Use immediate use iterator.
297 * predict.c (strip_builtin_expect): Use update_stmt.
298 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
299 on all elements of a STATEMENT_LIST.
300 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
301 (bsi_remove): Remove imm_use links and mark the stmt as modified.
302 (bsi_replace): Mark stmt as modified and the update it.
303 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
304 (expand_complex_libcal): Call update_stmt.
305 (expand_complex_comparison): Call mark_stmt_modified.
306 (expand_complex_operations_1): Call update_stmt_if_modified.
307 (expand_vector_operations_1): Call mark_stmt_modified.
308 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
309 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
310 add_immediate_use, redirect_immediate_use,
311 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
312 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
313 (mark_new_vars_to_rename): Call update_stmt.
314 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
315 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
317 (unmodify_stmt): Delete.
318 (update_stmt): New. Force an update of a stmt.
319 (update_stmt_if_modified): update a stmt if it is out of date.
320 (get_stmt_operands): Verify stmt is NOT modified.
321 (stmt_modified_p): Update comment.
322 (delink_imm_use): Remove a use node from its immuse list.
323 (link_imm_use_to_list): Link a use node to a specific list.
324 (link_imm_use): Link a node to the correct list.
325 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
326 it in the correct list, if appropriate.
327 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
328 (relink_imm_use): Link a use node in place of another node in a list.
329 (relink_imm_use_stmt): LInk a node in place of another node, and set
331 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
332 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
333 (first_safe_imm_use): New. Initialize a safe immuse iterator.
334 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
335 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
336 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
337 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
338 (has_zero_uses): New. Return true if there are no uses of a var.
339 (has_single_use): New. Return true if there is only a single use of a
341 (single_imm_use): New. Return the simgle immediate use.
342 (num_imm_uses): New. Return the number of immediate uses.
343 (get_v_must_def_ops): Use is now a pointer.
344 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
345 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
347 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
348 (delink_stmt_imm_use): Delink all immuses from a stmt.
349 (phi_arg_index_from_use): New. Return a phi arg index for a use.
350 * tree-flow.h (struct dataflow_d): Delete.
351 (immediate_use_iterator_d): New. Immediate use iterator struct.
352 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
353 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
354 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
356 (struct stmt_ann_d): Remove dataflow_t from struct.
357 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
358 (if_convertible_phi_p): Use FAST immuse iterator.
359 (if_convertible_loop_p): Don't call compute_immediate_uses.
360 (replace_phi_with_cond_modify_expr): Call update_stmt.
361 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
362 update_stmt_if_modified.
363 (rewrite_all_into_ssa): Initialize ssa operands.
364 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
365 compute_immediate_uses.
366 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
367 ssa_property is available.
368 (execute_one_pass): Change parameters passed to execute_todo.
369 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
370 (remove_ssa_form): Call fini_ssa_operands.
371 (insert_backedge_copies): Delete call to modify_stmt.
372 * tree-phinodes.c (make_phi_node): Initialize use nodes.
373 (release_phi_node): Delink any use nodes before releasing.
374 (resize_phi_node): Relink any use nodes.
375 (remove_phi_arg_num): Delink the use node.
376 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
377 (remove_all_phi_nodes_for): Release phi node first.
378 * tree-pretty-print.c (dump_generic_node): Print stmt address.
379 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
380 (scalarize_use, scalarize_copy): Call update_stmt.
381 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
382 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
383 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
384 (ccp_initialize): Remove call to compute_immediate_uses.
385 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
386 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
388 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
389 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
390 (eliminate_redundant_computations): Call mark_stmt_modified.
391 (cprop_operand): Call mark_stmt_modified.
392 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
393 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
394 (dse_optimize_stmt): Use new immuse interface.
395 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
396 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
397 (substitute_single_use_vars): Use new immuse interface.
398 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
399 and compute_immediate_uses.
400 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
402 (rewrite_mem_refs): Call update_stmt.
403 (determine_lsm): Remove call to compute_imm_uses and free_df.
404 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
405 (try_unroll_loop_completely): Call update_stmt.
406 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
407 (rewrite_use_compare): Call update_stmt.
408 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
409 (rewrite_use) : Call update_stmt.
410 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
411 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
413 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
414 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
415 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
417 (initialize_vuse_operand): New. Initialize a vuse operand.
418 (initialize_v_may_def_operand): New. Initialize a maydef operand.
419 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
420 (finalize_ssa_defs): Use stmt parameter.
421 (correct_use_link): Ensure a use node is in the correct list, and has
422 the correct stmt pointer.
423 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
424 finalize_ssa_v_must_defs): Also initialize use nodes.
425 (finalize_ssa_stmt_operands): Pass extra stmt operands.
426 (build_ssa_operands): Seperate parsing from final operand construction.
427 (parse_ssa_operands): New. Parse entry point for operand building.
428 (swap_tree_operands): New. Swap 2 tree operands.
429 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
431 (get_expr_operands): Call swap_tree_operands when needed.
432 (copy_virtual_operands): Use initialize routines for virtual use ops.
433 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
434 (verify_abort): New. Issue imm_use error.
435 (verify_imm_links): New Verify imm_use links for a var.
436 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
437 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
438 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
439 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
440 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
441 (NULL_USE_OPERAND_P) Define.
442 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
444 (struct vuse_operand_type): New struct.
445 (SET_USE): Call set_ssa_use_from_ptr.
447 (PHI_ARG_INDEX_FROM_USE): Define.
448 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
449 argument via SET_USE, not PHI_ARG_DEF_TREE.
450 * tree-ssa-pre.c (eliminate): Call update_stmt.
451 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
453 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
454 (nearest_common_dominator_of_uses): Use imm_use iterator.
455 (statement_sink_location): Use imm_use iterator and interface.
456 (execute_sink_code): Don't call compute_immediate_uses or free-df.
457 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
458 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
459 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
460 (verify_ssa): Ensure no stmt is marked modify after optimization pass
461 if new parameter is true.
462 (init_tree_ssa): Don't initialize operand cache here.
463 (delete_tree_ssa): Don't destroy operand cache here.
464 (propagate_into_addr): Pass in a use pointer, return true if anything
466 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
467 (check_phi_redundancy): Use imm_use iterator.
468 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
470 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
471 (release_ssa_name): Delink node and all elements in its imm_use list.
472 * tree-tailcall.c (adjust_return_value): Call update_stmt.
473 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
474 * tree-vectorizer.c (need_imm_uses_for): Delete.
475 (vectorize_loops): Dont call compute_immediate_uses or free_df.
476 * tree.h (struct ssa_imm_use_d): Define.
477 (SSA_NAME_IMM_USE_NODE): Define.
478 (struct tree_ssa_name): Add imm_use node.
480 (PHI_ARG_IMM_USE_NODE): Define.
481 (struct phi_arg_d): Add imm_use node.
482 (struct tree_phi_node): Remove struct dataflow_d element.
483 (TDF_STMTADDR): Define.
485 2005-04-05 Dale Johannesen <dalej@apple.com>
487 * doc/invoke.texi (Optimization Options): Remove
488 duplicate -fcse-follow-jumps. Add -fweb.
489 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
490 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
492 2005-04-05 Per Bothner <per@bothner.com>
494 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
495 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
496 (warn_uninit): Get EXPR_LOCUS from context now instead.
497 This fixes a USE_MAPPED_LOCATION testsuite failure.
499 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
501 2005-04-05 Per Bothner <per@bothner.com>
503 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
504 of the artification 'return 0' in main() to BUILTINS_LOCATION.
505 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
508 2004-04-05 Devang Patel <dpatel@apple.com>
510 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
511 (lhsr<mode>3): ... new name.
512 (altivec_vsra<VI_char>): Rename to ..
513 (ashr<mode>3): ... new name.
514 * config/rs6000/rs6000.c (builtin_description): Rename shift
517 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
519 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
520 gen_lowpart_for_combine.
521 * cse.c (gen_lowpart_if_possible): Move...
522 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
524 (gen_lowpart_no_emit_general): Use it.
526 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
528 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
531 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
533 * system.h: Fix typo.
535 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
537 * config/bfin/bfin-modes.def: New file.
538 * config/bfin/bfin-protos.h: New file.
539 * config/bfin/bfin.c: New file.
540 * config/bfin/bfin.h: New file.
541 * config/bfin/bfin.md: New file.
542 * config/bfin/bfin.opt: New file.
543 * config/bfin/crti.s: New file.
544 * config/bfin/crtn.s: New file.
545 * config/bfin/elf.h: New file.
546 * config/bfin/lib1funcs.asm: New file.
547 * config/bfin/predicates.md: New file.
548 * config/bfin/t-bfin: New file.
549 * config/bfin/t-bfin-elf: New file.
550 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
551 Document new attributes.
552 (interrupt, interrupt_handler, saveall): Update documentation for
554 * doc/install.texi (Specific): Add entry for the Blackfin.
555 * doc/invoke.texi (Blackfin Options): New section.
556 * doc/md.texi (Blackfin family): New section to document constraints.
557 * config.gcc: Add bfin*-* and bfin*-elf configurations.
559 2005-04-05 Olivier Hainque <hainque@adacore.com>
561 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
562 match what the system unwinder expects.
563 * config/mips/mips.c (mips_frame_set): If we're saving the return
564 address register and the dwarf return address column number differs
565 from the hard register number, adjust the note reg to refer to the
568 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
570 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
571 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
572 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
573 (processor_type): New enum.
574 (mn10300_processor): New variable.
575 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
576 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
577 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
578 (PROCESSOR_DEFAULT): New macro.
579 * config/mn10300/mn10300.c (mn10300_processor): New variable.
580 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
581 (mn10300_handle_option, mn10300_override_options): New functions.
582 * config/mn10300/mn10300.opt: New file.
584 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
585 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
587 PR tree-optimization/19903
588 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
589 that don't fit in their type after conversion.
591 2005-04-05 Uros Bizjak <uros@kss-loka.si>
594 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
595 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
596 Allocate local stack slots here. Set ix86_optimize_mode_switching.
597 flag here. Implement using define_insn_and_split.
598 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
599 (frndintxf2_mask_pm_i387): New insn patterns.
600 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
601 Do not set ix86_optimize_mode_switching flag.
602 (ceilsf2, ceildf2, ceilxf2): Same.
603 (btruncsf2, btruncdf2, btruncxf2): Same.
604 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
606 2005-04-05 Ian Lance Taylor <ian@airs.com>
609 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
610 i386_pe_record_external_function.
611 (i386_pe_record_external_function): Update declaration.
612 * config/i386/winnt.c (struct extern_list): Add decl field.
613 (i386_pe_record_external_function): Add decl parameter.
614 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
616 * config/i386/i386-protos.h (i386_pe_record_external_function):
619 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
621 * config/m68k/m68k-protos.h: Add a prototype for
622 valid_dbcc_comparison_p_2.
623 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
624 extend_operator, const_uint32_operand, const_sint32_operand,
625 general_src_operand, nonimmediate_src_operand,
626 memory_src_operand, post_inc_operand, pre_dec_operand,
627 pcrel_address): Move to predicates to predicates.md.
628 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
629 * config/m68k/m68k.md: Include predicates.md.
630 * config/m68k/predicates.md: New.
632 2005-04-04 Roger Sayle <roger@eyesopen.com>
634 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
636 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
638 2005-04-04 Ian Lance Taylor <ian@airs.com>
640 * c-typeck.c (struct c_switch): Rename switch_stmt field to
642 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
643 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
644 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
645 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
646 * c-common.c (c_do_switch_warnings_1): New static function broken
647 out of c_do_switch_warnings.
648 (c_do_switch_warnings): Call c_do_switch_warnings_1.
649 (c_do_switch_expr_warnings): New function.
650 * c-common.h (c_do_switch_expr_warnings): Declare.
652 2005-04-04 David Edelsohn <edelsohn@gnu.org>
653 Daniel Jacobowitz <dan@codesourcery.com>
655 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
657 * rtlanal.c (may_trap_p): Same.
659 2005-04-04 Dale Johannesen <dalej@apple.com>
661 * ChangeLog: remove reference to ChangeLog.12.
663 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
665 CRIS epilogue as RTL.
666 * config/cris/cris.md: Change all 0 in unspec 0 to
668 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
669 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
671 ("return"): Change to define_expand. Call cris_expand_return for
673 ("*return_expanded"): New pattern.
674 ("epilogue"): New define_expand.
675 * config/cris/cris.h (PREDICATE_CODES): Add
676 cris_load_multiple_op.
677 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
679 (enum cris_retinsn_type): New.
680 (struct machine_function): New member return_type.
681 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
682 (cris_target_asm_function_epilogue): Remove, moving RTLified
684 (cris_expand_epilogue): New function.
685 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
686 (cris_gen_movem_load, cris_load_multiple_op)
687 (cris_return_address_on_stack_for_return, cris_expand_return): New
689 (cris_target_asm_function_prologue)
690 (cris_initial_frame_pointer_offset): Call
691 cris_reg_saved_in_regsave_area instead of complicated expression.
692 Call cris_return_address_on_stack instead of an expression.
693 (cris_print_operand) <case 'o', case 'O'>: New cases.
694 (cris_return_address_on_stack): Change return-type to bool.
695 (cris_simple_epilogue): Ditto. Return false if registers are
697 * config/cris/cris-protos.h (cris_simple_epilogue)
698 (cris_return_address_on_stack): Adjust prototype return type.
699 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
700 (cris_return_address_on_stack_for_return): New prototypes.
702 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
704 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
705 gpr_or_int12_operand.
707 * config/frv/frv-protos.h: Add a prototype to
708 frv_legitimate_memory_operand and frv_const_unspec_p.
709 (frv_unspec): Move from frv.c.
710 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
711 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
712 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
713 gpr_or_fpr_operand, gpr_or_int12_operand,
714 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
715 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
716 int6_operand, int5_operand, uint5_operand, uint4_operand,
717 uint1_operand, int_2word_operand, uint16_operand,
718 upper_int16_operand, integer_register_operand,
719 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
720 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
721 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
722 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
723 move_destination_operand, movcc_fp_destination_operand,
724 frv_function_symbol_referenced_p, move_source_operand,
725 condexec_dest_operand, condexec_source_operand,
726 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
727 const_unspec_operand, gpr_or_memory_operand,
728 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
729 icc_operand, fcc_operand, cc_operand, icr_operand,
730 fcr_operand, cr_operand, call_operand, sibcall_operand,
731 symbolic_operand, relational_operator,
732 integer_relational_operator, float_relational_operator,
733 ccr_eqne_operator, minmax_operator,
734 condexec_si_binary_operator, condexec_si_media_operator,
735 condexec_si_divide_operator, condexec_si_unary_operator,
736 condexec_sf_conv_operator, condexec_sf_add_operator,
737 condexec_memory_operand, intop_compare_operator, acc_operand,
738 even_acc_operand, quad_acc_operand, accg_operand: Move to
740 * config/frv/frv.h (PREDICATE_CODES): Remove.
741 * config/frv/frv.md: Include predicates.md.
742 * config/frv/predicates.md: New.
744 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
747 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
748 * tree-ssa-loop-ivopts.c: Include langhooks.h.
749 (add_standard_iv_candidates_for_size): New function, extracting code
750 from add_standard_iv_candidates and parameterizing it by type size.
751 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
753 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
755 * system.h (GCOV_SIZE_TYPE): Unposion.
756 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
757 (GCOV_TYPE_SIZE): ...this new macro.
758 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
759 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
760 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
761 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
762 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
763 instead of unsigned_intSI_type_node.
764 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
765 (rtl_gen_one_value_profiler_no_edge_manipulation)
766 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
767 * value-prof.c: Include coverage.h.
769 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
770 Diego Novillo <dnovillo@redhat.com>
772 Fix PR tree-optimization/20703
773 Fix PR tree-optimization/20725
775 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
776 (create_expression_by_pieces): Ditto.
777 (valid_in_set): Ditto. Also handle tcc_declaration.
778 (find_or_generate_expression): Handle comparison class.
779 (insert_into_preds_of_block): Ditto.
781 (create_value_expr_from): Handle comparison class, recursively
782 handle reference nodes.
783 (compute_avail): Handle comparison classes, rewrite a little cleaner.
784 (execute_pre): Fix spacing.
785 (do_fre): Renamed to execute_fre.
787 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
789 * doc/invoke.texi (SPARC options): Document that
790 -mlittle-endian is not supported on Linux either.
792 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
796 * config.gcc (Obsolete configurations): Remove
797 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
798 (sparclite-*-coff*): Delete.
799 (sparclite-*-elf*): Likewise.
800 (sparc86x-*-elf*): Likewise.
801 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
802 * config/sparc/lite.h: Delete.
803 * config/sparc/litecoff.h: Likewise.
804 * config/sparc/liteelf.h: Likewise.
805 * config/sparc/sp86x-elf.h: Likewise.
806 * config/sparc/t-sparclite: Likewise.
807 * config/sparc/t-sp86x: Likewise.
809 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
811 * config/s390/s390-protos.h: (s390_comparison,
812 s390_alc_comparison, s390_slb_comparison, const0_operand,
813 consttable_operand, larl_operand, s_operand,
814 shift_count_operand, bras_sym_operand, load_multiple_operation,
815 store_multiple_operation, s390_plus_operand): Remove prototypes.
816 (s390_legitimate_address_without_index_p): New prototype.
817 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
819 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
820 const0_operand, consttable_operand, larl_operand, s_operand,
821 shift_count_operand, bras_sym_operand, load_multiple_operation,
822 store_multiple_operation, s390_plus_operand): Move to
824 (check_mode): Remove.
825 (s390_branch_condition_mask): Remove 'static'. Move prototype to
827 (s390_legitimate_address_without_index_p): New.
828 * config/s390/s390.h (PREDICATE_CODES): Remove.
829 * config/s390/s390.md: Include predicates.md.
830 * config/s390/predicates.md: New.
832 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
835 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
836 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
837 (NEED_INDICATE_EXEC_STACK): Define to 1.
838 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
839 (NEED_INDICATE_EXEC_STACK): Define to 1.
840 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
841 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
842 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
843 (pic_helper_emitted_p): New global.
844 (emit_pic_helper): New function extracted from...
845 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
846 Do not call emit_pic_helper if delay_pic_helper is true.
847 (sparc_expand_prologue): Pass 'false' to load_pic_register.
848 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
849 (sparc_file_end): New function.
851 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
853 * config/mcore/mcore-protos.h: Remove the prototypes for
854 mcore_arith_reg_operand, mcore_general_movsrc_operand,
855 mcore_general_movdst_operand, mcore_reload_operand,
856 mcore_arith_J_operand, mcore_arith_K_operand,
857 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
858 mcore_arith_K_S_operand, mcore_arith_imm_operand,
859 mcore_arith_any_imm_operand, mcore_arith_O_operand,
860 mcore_literal_K_operand, mcore_addsub_operand,
861 mcore_compare_operand, mcore_load_multiple_operation,
862 mcore_store_multiple_operation, mcore_call_address_operand.
863 Add a prototype for const_ok_for_mcore.
864 * config/mcore/mcore.c (mcore_call_address_operand,
865 mcore_general_movsrc_operand, mcore_general_movdst_operand,
866 mcore_arith_reg_operand, mcore_reload_operand,
867 mcore_arith_J_operand, mcore_arith_K_operand,
868 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
869 mcore_arith_M_operand, mcore_arith_imm_operand,
870 mcore_arith_any_imm_operand, mcore_arith_O_operand,
871 mcore_literal_K_operand, mcore_addsub_operand,
872 mcore_compare_operand, mcore_load_multiple_operation,
873 mcore_store_multiple_operation): Move to predicates.md.
874 (const_ok_for_mcore): Export.
875 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
876 * config/mcore/mcore.md: Include predicates.md.
877 * config/mcore/predicates.md: New.
879 * config/mcore/predicates.md: Fix a comment typo.
881 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
882 Adrian Straetling <straetling@de.ibm.com>
884 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
885 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
886 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
888 ("imul"): Removed from "type" attribute.
889 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
890 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
891 Changed type to imulsi.
892 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
894 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
896 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
897 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
898 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
899 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
900 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
901 (TARGET_SWITCHES, mcore_stack_increment_string)
902 (TARGET_OPTIONS): Delete.
903 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
904 than *_BIT constants.
905 (TARGET_8ALIGN): #undef old definition before redefining to 1.
906 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
907 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
908 (mcore_override_options): Delete mcore_stack_increment code.
909 Change use of M340_BIT to MASK_M340.
910 * config/mcore/mcore.opt: New file.
912 2005-04-04 Ian Lance Taylor <ian@airs.com>
914 * config/arm/arm.c (replace_symbols_in_block): Remove static
917 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
919 * config/fr30/fr30-protos.h: Remove the prototypes for
920 stack_add_operand, add_immediate_operand,
921 high_register_operand, low_register_operand, call_operand,
922 di_operand, and nonimmediate_di_operand.
923 * config/fr30/fr30.c (stack_add_operand,
924 add_immediate_operand, high_register_operand,
925 low_register_operand, call_operand, di_operand,
926 nonimmediate_di_operand): Move to predicates.md.
927 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
928 * config/fr30/fr30.md: Include predicates.md.
929 * config/fr30/predicates.md: New.
931 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
932 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
933 mcore_call_address_operand.
935 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
936 general_movsrc_operand.
938 2005-04-04 Alan Modra <amodra@bigpond.net.au>
940 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
943 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
946 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
949 2005-04-04 Richard Henderson <rth@redhat.com>
950 Jakub Jelinek <jakub@redhat.com>
952 PR rtl-optimization/16104
953 * fold-const.c (fold_unary): Fix folding of vector conversions.
955 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
957 * config.gcc (xstormy16-*-elf): Set extra_options.
958 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
959 * config/stormy16/stormy16.opt: New file.
961 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
963 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
964 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
965 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
966 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
967 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
968 (TARGET_UNIX_ASM): Delete.
969 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
970 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
971 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
972 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
973 * config/pdp11/pdp11.opt: New file.
975 2005-04-03 Roger Sayle <roger@eyesopen.com>
976 Alexandre Oliva <aoliva@redhat.com>
979 * fold-const.c (non_lvalue): Split tests into...
980 (maybe_lvalue_p): New function.
981 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
982 C++ front-end prior to lowering into gimple form.
984 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
986 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
987 BUILT_IN_STRNCASECMP): New.
988 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
991 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
994 * arm.md (addsi3_compare0_for_combiner): Delete.
995 (addsi3_compare0_scratch_for_combiner): Delete.
996 (cmpsi_neg_shiftsi): Delete.
997 (compare_negsi_si): New pattern.
998 (cmpsi_negshiftsi_si): New pattern.
999 (negated_cbranchsi4): Restrict to equality_operator.
1001 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1004 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1006 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1009 * doc/install.texi: Fix a typo.
1011 2005-04-03 Steven Bosscher <stevenb@suse.de>
1014 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1015 a computed goto if the edge to the computed goto block has
1016 incoming abnormal edges. Clarify how the function works.
1018 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1020 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1021 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1022 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1023 hash_scan_set, reg_set_between_after_reload_p,
1024 reg_used_between_after_reload_p, get_avail_load_store_reg,
1025 eliminate_partially_redundant_load): Likewise.
1026 * postreload.c (reload_cse_simplify_set,
1027 reload_combine_note_use): Likewise.
1028 * predict.c (predict_insn, expected_value_to_br_prob,
1029 propagate_freq, expensive_function_p): Likewise.
1030 * print-rtl.c (print_rtx): Likewise.
1031 * profile.c (instrument_edges, instrument_values,
1032 compute_branch_probabilities, branch_prob, union_groups,
1033 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1034 * protoize.c (in_system_include_dir, file_could_be_converted,
1035 file_normally_convertible, gen_aux_info_file, seek_to_line,
1036 do_cleaning): Likewise.
1037 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1038 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1039 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1041 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1043 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1044 * modulo-sched.c (undo_replace_buff_elem): New structure.
1045 (kernel_number_of_cycles, ps_unschedule_node,
1046 undo_generate_reg_moves,free_undo_replace_buff,
1047 undo_permute_partial_schedule, loop_single_full_bb_p,
1048 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1049 build_loops_structure, get_sched_window): New.
1050 (generate_reg_moves): Return undo_replace_buff_elem and other
1052 (generate_prolog_epilog): Remove old loop versioning.
1053 (sms_schedule): Use loop information and loop_version.
1054 (sms_schedule_by_order): Split part of it to get_sched_window.
1055 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1056 cfg_layout_finalize and free_dominance_info before/after SMS.
1058 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1060 * cfghooks.c (lv_flush_pending_stmts,
1061 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1062 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1063 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1064 lv_add_condition_to_bb,
1065 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1066 flush_pending_stmts): New in cfg_hooks structure.
1067 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1068 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1069 lv_add_condition_to_bb): New declarations.
1070 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1072 (loop_version): Declare.
1073 * cfgloopmanip.c (cfghooks.h): Include.
1074 (duplicate_loop_to_header_edge): Change return type to bool.
1075 (loop_version, lv_adjust_loop_entry_edge): Move here.
1076 * cfgrtl.c (cfgloop.h): Include.
1077 (rtl_verify_flow_info_1): Fix.
1078 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1079 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1081 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1082 tree_lv_add_condition_to_bb): New.
1083 (tree_cfg_hooks): Add new hooks to initialization.
1084 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1085 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1087 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1089 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1090 xstormy16_below100_or_register,
1091 xstormy16_splittable_below100_or_register, and
1092 nonimmediate_nonstack_operand.
1094 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1095 xstormy16_ineqsi_operator, equality_operator,
1096 inequality_operator, shift_operator,
1097 xstormy16_below100_operand, xstormy16_below100_or_register,
1098 xstormy16_splittable_below100_or_register,
1099 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1100 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1101 equality_operator, inequality_operator,
1102 xstormy16_below100_operand, xstormy16_below100_or_register,
1103 xstormy16_splittable_below100_or_register,
1104 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1105 nonimmediate_nonstack_operand, shift_operator): Move to
1107 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1108 * config/stormy16/stormy16.md: Include predicates.md.
1109 * config/stormy16/predicates.md: New.
1111 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1113 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1114 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1115 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1116 move_operand, power_of_2_operand): Move to predicates.md.
1117 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1118 PREDICATE_CODE): Remove.
1119 * config/iq2000/iq2000.md: Include predicates.md.
1120 * config/iq2000/predicates.md: New.
1122 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1124 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1125 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1126 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1127 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1128 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1129 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1130 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1131 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1132 (TARGET_M68HC11): Delete.
1133 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1134 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1135 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1136 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1137 (nb_soft_regs): Delete.
1138 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1139 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1140 and MASK_M6812 being set simultaneously. Change the code that sets
1141 the default m68hc11_soft_reg_count to use integers instead of strings.
1142 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1143 m68hc11_soft_reg_count (which now has an int type) as the number
1145 * config/m68hc11/m68hc11.opt: New file.
1147 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1149 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1150 fp_displacement_operand, sp_displacement_operand.
1152 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1154 Remove the prototypes for tst_operand, cmp_operand,
1155 stack_register_operand, d_register_operand,
1156 hard_addr_reg_operand, splitable_operand,
1157 m68hc11_logical_operator, m68hc11_arith_operator,
1158 m68hc11_non_shift_operator, m68hc11_shift_operator,
1159 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1160 non_push_operand, hard_reg_operand, and
1161 reg_or_some_mem_operand.
1162 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1164 (tst_operand, cmp_operand, non_push_operand,
1165 splitable_operand, reg_or_some_mem_operand,
1166 stack_register_operand, d_register_operand,
1167 hard_addr_reg_operand, hard_reg_operand,
1168 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1169 m68hc11_arith_operator, m68hc11_non_shift_operator,
1170 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1172 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1173 * config/m68hc11/m68hc11.md: Include predicates.md.
1174 * config/m68hc11/predicates.md: New.
1176 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1179 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1180 change checked in along with 2005-03-03's patch for debug/20253.
1181 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1182 (remap_decl): Insert type decl in map earlier.
1184 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1186 PR tree-optimization/20640
1187 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1188 post-dominator if it has phi nodes.
1189 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1190 before dead statements.
1192 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1195 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1197 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1199 PR rtl-optimization/20290
1200 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1201 in every iteration if the entry point is the exit test.
1203 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1205 * config/cris/cris.md (attribute "length"): Define.
1207 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1209 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1210 (word_offset_memref_operand): New.
1211 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1212 (indexed_or_indirect_operand): Delete.
1213 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1214 (indexed_or_indirect_operand): Delete.
1216 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1219 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1222 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1223 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1225 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1227 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1229 2005-04-01 Ian Lance Taylor <ian@airs.com>
1231 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1232 (rus, prus): Remove static variables.
1233 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1234 (process_command): Permit report_times and use_pipes together.
1236 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1238 * c-decl.c (validate_proto_after_old_defn): Look at
1239 TYPE_MAIN_VARIANT of argument types.
1241 2005-04-01 Paul Brook <paul@codesourcery.com>
1243 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1244 (arm_output_function_epilogue): Allow call_via_SP.
1245 (thumb_call_via_reg, arm_file_end): Ditto.
1246 * config/arm/arm.h (struct machine_function): Include space for SP.
1247 (thumb_call_via_label): Update declaration.
1249 2005-04-01 Ian Lance Taylor <ian@airs.com>
1251 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1252 doing a peephole optimization, once again put any notes in the
1255 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1257 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1259 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1261 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1262 (block_alloc, find_free_reg): Likewise.
1263 * loop-doloop.c (doloop_modify): Likewise.
1264 * loop-invariant.c (record_use): Likewise.
1265 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1266 get_iv_value, canon_condition, eliminate_implied_condition,
1267 eliminate_implied_condition, simplify_using_initial_values,
1268 shorten_into_mode, canonicalize_iv_subregs,
1269 iv_number_of_iterations): Likewise.
1270 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1271 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1272 unswitch_loop): Likewise.
1273 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1274 move_movables, replace_call_address, find_and_verify_loops,
1275 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1276 record_giv, final_giv_value, general_induction_var,
1277 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1278 loop_giv_dump): Likewise.
1280 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1281 GCOV_CHECK_WRITING): Remove.
1282 (gcov_position, gcov_rewrite): Use gcc_assert.
1283 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1284 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1285 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1288 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1290 * tree-inline.c: Fix a typo.
1292 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1294 * configure.ac (enable-checking): Explicitly set all variables for
1295 collective switch values. Alphabetize variables. Rename
1296 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1298 * doc/install.texi (enable-checking): Update documentation.
1299 * configure: Rebuilt.
1301 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1303 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1306 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1308 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1309 Also reject cases where this pattern will cause load delay stalls
1310 unless optimizing for size and it will produce a shorter sequence.
1311 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1312 variants to avoid pre-adjusting the base when possible.
1314 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1316 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1317 the frame and argument pointers.
1318 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1319 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1320 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1321 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1322 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1323 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1325 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1327 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1328 with entry for selectany attribute.
1329 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1331 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1332 (i386_pe_asm_named_section): Handle sections generated by
1333 selectany attribute.
1334 * doc/extend.texi (selectany): Document attribute.
1336 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1337 Jan Hubicka <jh@suse.cz>
1339 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1340 to fix addresses involving EBP and ESP.
1341 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1342 for SUBREGed registers.
1343 (legitimate_address_p): Accept SUBREGed registers.
1345 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1348 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1349 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1352 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1354 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1356 2005-04-01 James E Wilson <wilson@specifixinc.com>
1359 * dwarf2out.c (rtl_for_decl_init): New function.
1360 (rtl_for_decl_location): Extracted from here.
1361 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1362 add_const_value_attribute. Delete initializer_constant_valid_p call.
1364 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1366 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1367 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1368 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1369 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1370 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1371 config/i386/i386.md, config/rs6000/predicates.md,
1372 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1373 config/s390/s390.c, config/stormy16/stormy16.c,
1374 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1377 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1380 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1381 COND_EXPR and CALL_EXPR.
1383 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1386 * genautomata.c (first_cycle_unit_presence): Check all alternative
1387 states for unit presence.
1389 * doc/md.texi: Remove remark about impossibility to query unit
1390 presence in non nondeterministic automaton state.
1392 * config/ia64/ia64.c (get_template): Change order of unit querying.
1394 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1396 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1399 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1401 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1402 flag for edges outside any loops.
1404 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1406 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1408 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1410 * tree-ssa-alias.c: Follow spelling conventions.
1411 * doc/tree-ssa.texi: Fix a typo.
1413 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1415 * postreload-gcse.c: Include target.h.
1416 (gcse_after_reload_main): Return early if we cannot modify jumps.
1417 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1419 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1421 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1422 expensive operations.
1424 2005-03-31 Ian Lance Taylor <ian@airs.com>
1426 * collect2.c (lderrout): New variable.
1427 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1428 if it is set, to stderr.
1429 (handler): Unlink lderrout if it is set.
1430 (dump_file): Add "to" parameter. Change all callers.
1431 (main): Initialize lderrout.
1432 (collect_execute): Add errname parameter. Change all callers.
1433 Rename redir parameter to outname. Never pass
1434 PEX_STDERR_TO_STDOUT to pex_run.
1435 * collect2.h (collect_execute, dump_file): Update declarations.
1436 * tlink.c (tlink_execute): Add errname parameter. Change all
1438 (do_tlink): Check lderrout as well as ldout.
1440 2005-03-31 Caroline Tice <ctice@apple.com>
1442 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1443 (bb-reorder.o): Add errors.h to list of requirements.
1444 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1445 profiledbootstrap flags.
1446 * bb-reorder.c (errors.h): Add new include.
1447 (struct bbro_basic_block_data_def): Add new field, in_trace.
1448 (add_unlikely_executed_notes): Remove function.
1449 (mark_bb_for_unlikely_executed_section): Remove function.
1450 (insert_section_boundary_note): New function.
1451 (verify_hot_cold_block_grouping): New function.
1452 (push_to_next_round_p): Remove variables and tests that push all
1453 cold blocks to last round.
1454 (find_traces): Remove code that added extra round of trace finding
1455 when doing partitioning.
1456 (find_traces_1_round) : Remove variable last_round; add code to
1457 update new struct field, in_trace; correct trace_length where it was
1458 incorrect before (after call to copy_bb); change code that pushed all
1459 cold blocks to last round. Instead verify that all blocks going into
1460 a trace belong in the same partition.
1461 (connect_traces): Modify to connect the traces in two passes, if the
1462 function contains both hot and cold blocks. The first pass connects
1463 all the traces for blocks in the partition that the first block in
1464 the function belongs to; the second pass connnects all the traces
1465 containing blocks that belong in the other partition.
1466 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1467 code that automatically put the first block in a function into the
1468 hot partition if the function had any hot blocks.
1469 (fix_crossing_unconditional_branches): Check number of succ edges
1470 before attempting to get one.
1471 (fix_edges_for_rarely_executed_code): Update comment describing
1473 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1474 remove call to add_unlikely_executed_notes; add call to
1475 verify_hot_cold_block_grouping.
1476 (duplicate_computed_gotos): Don't change computed goto if it's a
1478 (partition_hot_cold_basic_blocks): Update function comment.
1479 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1481 (try_forward_edges): Likewise.
1482 (merge_blocks_move_predecessor_nojumps): Likewise.
1483 (merge_blocks_move_successor_nojumps): Likewise.
1484 (merge_blocks_move): Likewise.
1485 (try_crossjump_bb): Likewise.
1486 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1487 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1488 notes to cold bb's; remove call to update_unlikely_executed_notes.
1489 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1490 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1491 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1492 function declaration.
1493 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1495 (rtl_can_merge_blocks): Remove redundancy from condition.
1496 (try_redirect_by_replacing_jump): Likewise.
1497 (force_nonfallthru_and_redirect): Remove code for adding
1498 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1499 (commit_one_edge_insertion): Likewise.
1500 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1501 * dbxout.c (FORCE_TEXT): Replace function_section with
1502 current_function_section.
1503 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1504 function, switch_text_section.
1505 (struct xcoff_debug): Likewise.
1506 (dbxout_function_end): Add code to put out label diffs for both
1507 hot and cold sections.
1508 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1509 for new debug_hooks funciton, switch_text_section..
1510 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1511 switch_text_section.
1512 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1513 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1514 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1515 dw_fde_switched_sections.
1516 (output_call_frame_info): Add test to see if function switches text
1517 sections in the middle; if so, use appropriate extra hot and cold
1518 section labels to compute size deltas for the hot and cold sections.
1519 (dwarf2out_begin_prologue): Add code to initialize new fields in
1521 (dwarf2out_switch_text_section): New function (invoked through
1522 debug_hook); updates new fields in dw_fde_struct appropriately and
1523 increments separate_line_info_table_in_use.
1524 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1525 dwarf2out_switch_text_section.
1526 (struct var_loc_node): Add new field, section_label.
1527 (output_aranges): Add code to check whether in hot or cold section and
1528 use the appropriate label in calculating deltas.
1529 (output_ranges): Likewise.
1530 (output_line_info): Add code to check which section we're in and
1531 use appropriate hot/cold label.
1532 (add_location_or_constant_value_attribute): Likewise.
1533 (gen_subprogam_die): Modify arange attributes to use correct labels.
1534 (dwarf2out_begin_block): Change call to function_section into call to
1535 current_function_section.
1536 (dwarf2out_end_block): Likewise.
1537 (dwarf2out_source_line): Likewise.
1538 (dwarf2out_var_location): Add code to check whether in hot or cold
1539 section and use the appropriate label.
1540 * except.c (output_function_exception_table): Change call to
1541 function_section into call to current_function_section.
1542 * final.c (profile_function): Likewise.
1543 (scan_ahead_for_unlikely_executed_note): Remove function.
1544 (final_scan_insn): Remove calls to
1545 scan_ahead_for_unlikely_executed_note, and related code for switching
1546 to cold section, except for the single time
1547 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1548 debug_hooks->switch_text_sections; replace appropriate calls to
1549 function_section with calls to current_function_section.
1550 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1551 test_bb to condition.
1552 (find_if_case_2): Likewise.
1553 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1554 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1555 * opts.c (decode_options): Change warning about hot/cold partitioning
1556 with exceptionss to inform (so as not to cause bootstrap failures);
1557 remove warning about partitioning with DWARF debug info.
1558 * output.h (current_function_section): Add new function decl.
1559 (insert_section_boundary_note): Likewise.
1560 (enum in_section): Move this declaration here from varasm.c.
1561 (unlikely_section_label): Likewise.
1562 (unlikely_text_section_name): Likewise.
1563 (last_text_section_name): New global variable.
1564 (last_text_section): Likewise.
1565 (hot_section_label): Likewise.
1566 (hot_section_end_label): Likewise.
1567 (cold_section_end_label): Likewise.
1568 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1569 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1570 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1571 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1572 insn from consideration.
1573 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1574 switch_text_section.
1575 * varasm.c (basic-block.h): Add new include.
1576 (unlikely_section_label_printed): Remove global variable.
1577 (unlikely_section_label): Make global variable not be static any more.
1578 (unlikely_text_section_name): Likewise.
1579 (hot_section_end_label): New global variable (not static)
1580 (first_function_block_is_cold): Likewise.
1581 (hot_section_label): Likewise.
1582 (cold_section_end_label): Likewise..
1583 (last_text_section): New global variable, not static.
1584 (last_text_section_name): New global variable, not static.
1585 (initialize_cold_section_name): New function.
1586 (enum in_section): Move declaration to output.h.
1587 (text_section): Update last_text_section.
1588 (unlikely_text_section): Replace code to determine cold section name
1589 with call to initialize_cold_section_name; Add code to update
1590 last_text_section; remove code for printing out label.
1591 (named_section_real): Add code to update last_text_section and
1592 last_text_section_name as appropriate.
1593 (function_section): Change test for 'unlikely' to depend on
1594 first_function_block_is_cold (moved old test to
1595 current_function_section).
1596 (current_function_section): New function.
1597 (assemble_start_function): Move code that frees
1598 unlikely_text_section_name; initialize hot_section_end_label;
1599 print hot and cold section labels at the start of the function;
1600 set first_function_block_is_cold, if appropriate; initialize l
1601 ast_text_section; add call to insert_section_boundary_note.
1602 (assemble_end_function): Add code to write out hot and cold section
1604 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1605 switch_text_section.
1606 * config/darwin.c (machopic_select_section): Replace incorrect
1607 function in base_funs; update reloc for cold sections if necessary.
1608 * config/darwin.h (SECTION_FUNCTION): Add code to update
1609 last_text_section if appropriate.
1610 (text_unlikely_section): Remove.
1611 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1612 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1613 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1614 partitioning for this architecture.
1616 2005-03-31 Olivier Hainque <hainque@adacore.com>
1618 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1619 defined and non-zero.
1621 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1624 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1627 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1630 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1631 label operand. Remove (use (unspec..)). Don't emit a label on
1633 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1634 generate inline label for load_toc_v4_PIC_1b.
1635 (rs6000_emit_load_toc_table): Likewise.
1637 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1639 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1640 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1642 2005-03-29 Devang Patel <dpatel@apple.com>
1644 * tree-sra.c (decide_block_copy): Disable scalarization of
1647 2005-03-30 Stuart Hastings <stuart@apple.com>
1648 Dale Johannesen <dalej@apple.com>
1650 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1651 * print-tree.c (print_node): Add case STATEMENT_LIST.
1653 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1655 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1656 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1657 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1658 is given with "powerpc64*" or "all", or when --with-cpu chooses
1661 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1664 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1665 gen_lexical_block_die.
1666 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1668 2005-03-31 Jan Hubicka <jh@suse.cz>
1670 2004-11-02 Jan Hubicka <jh@suse.cz>
1672 * cgraph.c (cgraph_varpool_node_name): New function.
1673 (dump_cgraph_varpool_node): New function.
1674 (dump_varpool): New function.
1675 * cgraphunit.c (cgraph_optimize): Dump varpool.
1677 2004-10-16 Jan Hubicka <jh@suse.cz>
1679 * cgraph.c (decide_is_variable_needed): New function.
1680 (cgraph_varpool_finalize_decl): Use it.
1681 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1683 * final.c (output_addr_const): Do not call mark_referenced.
1684 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1685 always go via cgraph.
1686 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1687 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1688 * tree-optimize.c (execute_inline): Mark functions called.
1689 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1691 2004-10-11 Jan Hubicka <jh@suse.cz>
1693 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1694 (cgraph_varpool_last_needed_node): New static variable.
1695 (enqueue_needed_varpool_node): Break out from ...; add items to the
1696 end of queue; update first pointers.
1697 (cgraph_varpool_mark_needed_node): ... here.
1698 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1699 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1700 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1701 (cgraph_varpool_first_unanalyzed_node): Declare.
1702 * cgraphunit.c: Include output.h.
1703 (cgraph_varpool_analyze_pending_decls): New function.
1704 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1705 for errors, analyze pending decls.
1706 (cgraph_finalize_compilation_unit): Only analyze decls.
1707 (cgraph_optimize): Assemble the decls after expanding.
1709 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1711 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1712 subvars get marked properly in tags for grouping.
1713 (add_pointed_to_var): Mark only actual pointed to
1714 variables/subvars in addresses needed.
1715 (create_overlap_variables_for): Clear call clobbered on original
1717 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1718 addresable vars with subvars into list.
1719 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1722 2005-03-30 Richard Henderson <rth@redhat.com>
1724 * cgraph.h (struct cgraph_node): Add alias.
1725 * varasm.c (assemble_alias): Set it.
1726 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1727 avoid calling cgraph_expand_function.
1729 2005-03-30 Tom Tromey <tromey@redhat.com>
1731 * tree.def (FILE_TYPE): Removed.
1732 * typeclass.h (enum type_class): Removed file_type_class.
1733 * dwarf2out.c (is_base_type): Updated.
1734 (gen_type_die): Likewise.
1735 * dbxout.c (dbxout_type): Updated.
1736 * builtins.c (type_to_class): Updated.
1737 * tree.c (type_contains_placeholder_1): Updated.
1738 * config/sparc/sparc.c (sparc_type_code): Updated.
1739 * config/ia64/ia64.c (hfa_element_mode): Updated.
1740 * expr.c (count_type_elements): Updated.
1741 * stor-layout.c (layout_type): Updated.
1742 * tree-inline.c (remap_type): Updated.
1743 * tree-pretty-print.c (dump_generic_node): Updated.
1745 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1747 * builtins.c (expand_builtin_powi): Fix mode of
1748 2nd argument to match int.
1749 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1750 2nd argument type to int.
1751 * libgcc2.c: Change prototype of __powi* functions to use
1754 2005-03-30 Dale Johannesen <dalej@apple.com>
1757 * calls.c (expand_call): Flush pending deferrals before
1760 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1764 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1765 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1766 c_label_context, label_context_stack): New.
1767 * c-decl.c (define_label): Check for jumps into statement
1768 expressions. Add label to list of defined labels.
1769 (start_function): Push context on label_context_stack.
1770 (finish_function): Pop context from label_context_stack.
1771 * c-typeck.c (label_context_stack): New.
1772 (c_finish_goto_label): Check for jumps into statement
1773 expressions. Add label to list of jumped to labels.
1774 (struct c_switch): Add blocked_stmt_expr.
1775 (c_start_case): Initialize it.
1776 (do_case): Check it.
1777 (c_finish_case): Verify !blocked_stmt_expr.
1778 (c_begin_stmt_expr): Push context on label_context_stack.
1779 Increment blocked_stmt_expr. Mark labels jumped to from outside
1781 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1782 defined in the statement expression and no longer jumpable to.
1783 Mark labels jumped to from just outside the statement expression
1784 as again definable. Pop context from label_context_stack.
1785 * doc/extend.texi (Statement Exprs): Update.
1787 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1790 * c-decl.c (start_function): Check for old_decl being
1793 2005-03-30 Ian Lance Taylor <ian@airs.com>
1795 * final.c (final): Remove prescan parameter. Change all callers.
1796 (final_scan_insn): Remove prescan parameter. Change all callers.
1798 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1800 * tree-vectorizer.c: Fix comment typos.
1802 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1804 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1805 as soon as a chrec_dont_know is detected.
1807 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1809 Merge from csl-arm-branch.
1810 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1812 * tlink.c (recompile_files): Do not assume that "rename" can
1813 overwrite an existing file.
1815 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1817 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1818 * gcc/configure: Regenerate.
1820 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1822 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1824 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1826 * calls.c (struct arg_data): Update "partial" comment.
1827 (load_register_parameters): Update "nregs" comment.
1829 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1831 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1832 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1833 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1834 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1835 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1836 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1837 than target_flags & 0.
1838 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1839 (iq2000_arch, iq2000_parse_cpu): Delete.
1840 (TARGET_HANDLE_OPTION): Override default.
1841 (iq2000_handle_option): New function.
1842 (override_options): Remove -march= and -mcpu= handling.
1843 * config/iq2000/iq2000.opt: New file.
1845 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1847 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1848 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1849 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1850 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1851 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1852 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1853 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1854 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1855 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1856 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1857 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1858 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1859 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1860 (TARGET_OPTIONS): Delete.
1861 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1862 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1863 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1864 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1865 (c4x_cpu_version_string): Delete.
1866 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1867 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1868 equivalent -mcpu= option.
1869 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1870 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1871 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1872 or clearing the appropriate MASK_* bit.
1873 (c4x_file_start): Use c4x_cpu_version.
1874 * config/c4x/c4x.opt: New file.
1876 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1878 * doc/options.texi: Document the new MaskExists flag.
1879 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1880 if the option has the MaskExists flag.
1882 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1884 * opt-functions.awk (flag_set_p, test_flag): New functions.
1885 (switch_flags): Use them.
1886 * opth-gen.awk: Use flag_set_p to check for flags.
1887 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1889 2005-03-30 Ian Lance Taylor <ian@airs.com>
1891 * config.host (i[34567]86-*-mingw32*): Don't set
1892 host_can_use_collect2 to no.
1894 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1897 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1898 Remove convert_memory_address call duplicating that in memory_address.
1900 2005-03-29 Richard Henderson <rth@redhat.com>
1903 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1904 (build_compound_literal): Likewise. Propagate decl type into the
1906 (finish_decl): Likewise. Use new return value from complete_array_type
1907 for zero sized arrays.
1908 (complete_array_type): Move ...
1909 * c-common.c (complete_array_type): ... here. Change first argument
1910 to pointer-to-type-node. Consistently use sizetype for the index
1911 except for zero sized arrays. Detect zero sized arrays for pedantic
1912 mode diagnostics. Create a new type node instead of modifying the
1914 * c-tree.h (complete_array_type): Move decl ...
1915 * c-common.h (complete_array_type): ... here.
1917 2005-03-29 Richard Henderson <rth@redhat.com>
1920 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1922 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1924 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1925 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1926 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1927 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1929 2005-03-29 Eric Christopher <echristo@redhat.com>
1931 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1932 truthvalue conversion removal.
1934 2005-03-29 Ian Lance Taylor <ian@airs.com>
1937 * collect2.c: Never include <vfork.h>.
1938 (VFORK_STRING, vfork): Don't define.
1939 (pid): Remove global variable.
1940 (handler): Call raise instead of kill (getpid(), ...).
1941 (collect_wait): Add pex parameter. Change all callers. Use
1942 pex_get_status rather than pwait.
1943 (do_wait): Add pex parameter. Change all callers.
1944 (collect_execute): Return struct pex_obj * rather than void. Use
1945 pex routines rather than pexecute.
1946 (fork_execute): Get pex_obj from collect_execute, and pass it to
1948 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1949 Only declare quit_handler if SIGQUIT is defined.
1950 (scan_libraries): Likewise.
1951 * collect2.h (collect_execute): Update declaration.
1952 (collect_wait): Update declaration.
1953 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1954 pass it to collect_wait.
1956 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1959 * c-parser.c (c_parser_compound_statement_nostart): Give error
1960 message for EOF instead of just setting parser->error.
1962 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1964 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1965 (slpeel_update_phi_nodes_for_guard1): New function.
1966 (slpeel_update_phi_nodes_for_guard2): New function.
1967 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1968 of slpeel_update_phi_nodes_for_guard.
1969 (vectorize_loops): Remove call to loop_closed_rewrite.
1970 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1973 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1975 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1976 (TARGET_LITTLE_ENDIAN): New macro.
1977 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1978 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1979 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1980 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1981 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1982 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1983 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1984 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1985 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1986 (TARGET_OPTIONS): Delete.
1987 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1988 (CACHE_FLUSH_TRAP): Turn into an integer.
1989 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1990 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1991 -mflush-trap is in use.
1992 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1993 (m32r_cache_flush_trap_string): Delete.
1994 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1995 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1996 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1997 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1998 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1999 -mmodel= and -msdata= handling from...
2000 (m32r_init): ...here.
2001 * config/m32r/m32r.opt: New file.
2003 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2005 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2006 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2007 * tree-vect-analyze.c (vect_object_analysis): additional parm
2008 pass back a "struct ptr_info_def *" with the points-to info.
2009 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2010 statement using info returned from vect_object_analysis.
2011 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2012 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2013 for virtual uses and defs when creating a replacement vector
2014 reference. Call duplicate_ssa_name_ptr_info to define points-to
2015 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2016 (vectorizable_store): copy_virtual_operands and update
2017 definition statements.
2018 (vectorizable_load): copy_virtual_operands. Remove call to
2019 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2020 * tree-vectorizer.c (vectorize_loops): Remove calls to
2021 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2022 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2023 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2024 define macro STMT_VINFO_PTR_INFO for use in accessing.
2025 * tree.h add export of duplicate_ssa_name_ptr_info.
2026 * rs6000.c (altivec_init_builtins): Declare builtin function
2027 __builtin_altivec_mask_for_load to be "const".
2029 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2032 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2033 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2034 assemble_variable on aliases.
2035 * varasm.c (assemble_alias): Set node->alias.
2036 * toplev.c (wrapup_global_declarations): Don't call
2037 rest_of_decl_compilation on aliases again.
2039 2005-03-29 Paul Brook <paul@codesourcery.com>
2041 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2042 * config/arm/arm.c (arm_dbx_register_number): New function.
2043 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2045 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2048 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2049 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2051 2005-03-29 Dale Johannesen <dalej@apple.com>
2053 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2054 $(TREE_H) and $(COVERAGE_H).
2055 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2056 * opts.c (common_handle_option): Enable tree-based value transforms.
2057 * toplev.c (process_options): Ditto.
2058 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2059 refers to references to this type.
2060 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2061 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2062 for may_be_more, may_be_less.
2063 (rtl_gen_pow2_profiler): Adjust.
2064 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2065 (rtl_gen_one_value_profiler): Adjust.
2066 (rtl_gen_const_delta_profiler): Adjust.
2067 * tree-profile.c (tree_gen_interval_profiler): Implement.
2068 (tree_gen_pow2_profiler): Ditto.
2069 (tree_gen_one_value_profiler): Ditto.
2070 (tree_profiling): New.
2071 (pass_tree_profile): Reference it.
2072 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2074 (insn_divmod_values_to_profile): Rename to
2075 rtl_divmod_values_to_profile. Adjust.
2076 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2077 (insn_prefetch_values_to_profile): Adjust.
2078 (rtl_value_profile_transformations): Adjust.
2079 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2080 (gen_mod_pow2): Rename to rtl_mod_pow2.
2081 (gen_mod_subtract): Rename to rtl_mod_subtract.
2082 (divmod_fixed_value_transform): Rename to
2083 rtl_divmod_fixed_value_transform.
2084 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2085 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2086 (rtl_find_values_to_profile): Adjust.
2087 (tree_value_profile_transformations): Implement.
2088 (tree_divmod_values_to_profile): New.
2089 (tree_values_to_profile): New.
2090 (tree_divmod_fixed_value): New.
2091 (tree_mod_pow2): New.
2092 (tree_mod_subtract): New.
2093 (tree_divmod_fixed_value_transform): New.
2094 (tree_mod_pow2_value_transform): New.
2095 (tree_mod_subtract_transform): New.
2096 (tree_find_values_to_profile): Implement.
2097 * profile.c (instrument_values): Free histograms.
2098 (compute_value_histograms): Adjust. Implement tree version.
2100 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2102 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2103 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2104 variable. Output "fldcw" depending on round_mode.
2105 * config/i386/i386.md (UNSPEC_FIST): New.
2106 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2107 New isns patterns to implement lrint and llrint built-ins as x87
2109 (fistdi2, fist<mode>2 splitters): New splitters.
2110 (lrint<mode>2): New expanders.
2112 2005-03-28 Ian Lance Taylor <ian@airs.com>
2114 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2115 0 when calling final_scan_insn.
2117 2005-03-28 Jan Hubicka <jh@suse.cz>
2120 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2123 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2124 types where possible.
2126 2005-03-26 Per Bothner <per@bothner.com>
2128 Make -f[no-]show-column also control non-cpp diagnostics.
2129 * c.opt (fshow-column): Move option from here ...
2130 * common.opt (fshow-column): ... to here.
2131 * diagnostic.c (diagnostic_build_prefix): Only print column number
2132 if flag_show_column.
2134 2005-03-27 Steven Bosscher <stevenb@suse.de>
2136 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2137 vax_output_conditional_branch): New prototypes.
2138 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2139 extracted from vax.md mov and add patterns.
2140 (vax_output_conditional_branch): New function to output conditional
2141 branch instructions.
2142 * vax.md: Use mode macros for arithmetic and mov patterns.
2143 Use code macros for the jump patterns.
2145 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2147 * Makefile.in (libbackend.o): Depend on version files;
2148 add custom generation command.
2150 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2153 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2154 sure that we have a REG before getting its REGNO.
2156 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2159 * builtins.def (BUILT_IN_STRNDUP): New.
2161 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2163 PR tree-optimization/20470
2164 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2167 2005-03-25 Mike Stump <mrs@apple.com>
2169 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2172 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2174 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2175 Use our own structure definitions.
2177 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2178 (fix_truncdfsi2): Allow registers or memory as destination.
2179 When TARGET_PPC_GFXOPT, generate simplified pattern.
2180 (fix_truncdfsi2_internal): Use define_insn_and_split.
2181 (fix_truncdfsi2_internal_gfxopt): New.
2182 (fctiwz): Don't confuse register allocation by giving it no choices.
2184 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2185 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2186 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2187 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2189 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2191 * dominance.c (free_dominance_info): Speed up by freeing et
2192 data structures without maintaining other nodes.
2193 * et-forest.c (et_free_tree_force): New.
2194 * et-forest.h: Add a prototype for et_free_tree_force.
2196 * tree.c (get_set_constructor_bits,
2197 get_set_constructor_bytes): Remove.
2198 * tree.h: Remove the corresponding prototypes.
2200 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2203 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2204 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2205 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2206 PRE_DEC, NEG and NOT.
2208 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2210 * fold-const.c: Convert uses of fold (build (...)) to
2213 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2215 PR rtl-optimization/20249
2216 * cse.c (insert_regs): Do not record equivalence of registers in
2219 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2221 * emit-rtl.c (reverse_comparison): Remove.
2222 * rtl.h: Remove the corresponding prototype.
2224 2005-03-24 James E Wilson <wilson@specifixinc.com>
2226 * doc/install.texi (--enable-altivec): Delete docs.
2228 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2230 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2231 SFmode and DFmode before reload when
2232 flag_unsafe_math_optimizations not enabled.
2234 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2236 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2238 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2239 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2241 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2243 * configure.ac (enable-checking): Add 'runtime' option.
2244 * doc/install.texi (enable-checking): Document 'runtime' checking.
2245 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2246 * config.in: Regenerated.
2247 * configure: Regenerated.
2249 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2251 * optabs.h (enum optab_index): Remove OTI_llrint.
2252 (llrint_optab): Remove macro.
2253 * optabs.c (init_optabs): Remove llrint_optab initialization.
2254 * genopinit.c (optabs): Remove llrint_optab implementation.
2255 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2258 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2260 PR rtl-optimization/20532
2261 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2262 overflow when adding coefficients for PLUS or MINUS.
2263 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2266 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2268 * langhooks.h (truthvalue_conversion): Remove.
2269 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2270 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2271 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2272 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2273 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2275 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2277 * params.def: Fix a typo.
2278 * config/mips/mips.c: Follow the spelling convensions.
2279 * doc/invoke.texi: Fix typos.
2281 2005-03-18 Dale Johannese <dalej@apple.com>
2283 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2285 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2287 Fix PR tree-optimization/20601
2289 * tree-ssa-pre.c (insert_aux): Add missing condition to
2292 2005-03-23 Ian Lance Taylor <ian@airs.com>
2294 * final.c (final_scan_insn): Don't remove no-op instructions.
2295 * reload1.c (reload): Remove simple no-op instructions even when
2298 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2300 PR tree-optimization/20501
2301 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2302 reporting that peeling for alignment is applied moved to...
2303 * (vect_analyze_data_refs_alignment): Here.
2305 2005-03-23 Ian Lance Taylor <ian@airs.com>
2307 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2309 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2311 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2312 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2314 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2316 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2317 imply that this is called once, independent of asms in code.
2318 Adjust to now being pased output and input lists. Mention helper
2319 function decl_overlaps_hard_reg_set_p.
2320 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2321 hook_tree_tree_identity and to take three trees, returning third.
2322 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2324 * stmt.c: include hard-reg-set.h before tree.h.
2325 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2326 (decl_conflicts_with_clobbers_p): Call
2327 decl_overlaps_hard_reg_set_p.
2328 (expand_asm_operands): Pass output and input lists in call to
2329 targetm.md_asm_clobbers.
2330 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2331 hook_tree_tree_tree_tree_3rd_identity.
2332 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2334 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2335 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2336 parameters, first two unused.
2337 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2338 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2339 in constraint letters and MOF is not mentioned as a asm-declared
2340 register in neither of the input and output lists.
2342 2005-03-23 DJ Delorie <dj@redhat.com>
2344 * optabs.c (expand_binop): Make sure the first subword's result
2347 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2349 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2350 Call c_common_truthvalue_conversion rather than
2351 lang_hooks.truthvalue_conversion.
2352 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2353 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2355 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2356 c_common_truthvalue_conversion.
2357 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2358 c_parser_conditional_expression, c_parser_binary_expression): Call
2359 c_objc_common_truthvalue_conversion.
2360 * c-typeck.c (build_unary_op): Call
2361 c_objc_common_truthvalue_conversion.
2362 (build_conditional_expr): Do not call
2363 lang_hooks.truthvalue_conversion.
2364 (build_binary_op): Call c_common_truthvalue_conversion.
2365 (c_objc_common_truthvalue_conversion): Moved from
2366 c-objc-common.c. Call default_function_array_conversion instead
2367 of default_conversion.
2369 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2371 * c-common.h (default_conversion): Remove.
2372 (perform_integral_promotions): Add.
2373 * c-tree.h (default_conversion): Add.
2374 * c-typeck.c (perform_integral_promotions): New, split out from
2376 * c-common.c (check_case_value): Use perform_integral_promotions,
2377 not default_conversion.
2378 (c_add_case_label): Don't continue processing case label after
2379 found to be pointer.
2381 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2383 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2384 the prefix list if we have already added a multilib directory
2386 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2389 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2391 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2393 * reload.h: Remove the prototype for indirect_symref_ok.
2395 * reload1.c (indirect_symref_ok): Make it global.
2396 * reload.h: Add a prototype for indirect_symref_ok.
2398 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2400 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2403 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2405 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2407 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2409 * c-opts.c (c_common_parse_file): Only start/end main source file
2410 if debug hooks says the writer wants it.
2411 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2413 (xcoff_debug_hooks): Ditto.
2414 * debug.c (do_nothing_hooks): Ditto.
2415 * debug.h (gcc_debug_hooks): Ditto.
2416 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2417 * sdbout.c (sdb_debug_hooks): Ditto.
2418 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2420 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2422 * doc/extend.texi: Deprecate C++ min/max operators.
2424 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2426 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2427 artificial original candidates.
2429 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2430 Jan Hubicka <jh@suse.cz>
2431 Steven Bosscher <stevenb@suse.de>
2433 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2434 call cost based on argument sizes.
2435 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2437 * params.def: (max-inline-inssn-single): Set to 450.
2438 (max-inline-insns-auto): Set to 90.
2439 (max-inline-insns-recursive): Set to 450
2440 (max-inline-insns-recursive-auto): Set to 450.
2441 (large-function-insns): Set to 2700.
2442 (inline-call-cost): New parameter.
2443 * tree-inline.c (estimate_move_cost): New function.
2444 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2445 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2447 * tree-inline.h (estimate_move_cost): Declare.
2448 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2449 (max-inline-insns-auto): Change default to 90.
2450 (max-inline-insns-recursive): Change default to 450
2451 (max-inline-insns-recursive-auto): Change default to 450.
2452 (large-function-insns): Change default to 2700.
2453 (inline-call-cost): Document new parameter.
2455 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2457 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2458 (TARGET_DEFAULT): Delete.
2459 * config/i860/i860.opt: New file.
2461 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2463 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2464 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2465 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2466 (frv_sched_lookahead): Delete.
2467 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2468 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2469 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2470 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2471 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2472 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2473 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2474 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2475 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2476 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2477 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2478 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2479 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2480 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2481 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2482 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2483 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2484 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2485 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2486 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2487 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2488 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2489 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2490 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2491 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2492 (frv_sched_lookahead): Delete.
2493 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2494 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2495 (frv_handle_option): New function. Move -mcpu= handling from...
2496 (frv_override_options): ...here. Remove handling of other
2498 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2499 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2500 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2501 and TARGET_NO_MULTI_CE.
2502 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2503 !TARGET_VLIW_BRANCH.
2504 * config/frv/frv.opt: New file.
2506 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2508 * fold-const.c (fold_ternary): Take decomposed arguments of
2510 (fold): Update a call to fold_ternary.
2512 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2513 * tree.h: Add corresponding prototypes.
2515 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2518 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2519 between jump table and its label.
2520 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2521 resp. ADDR_DIFF_VEC and the label preceeding it.
2522 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2523 is emitted in the right section.
2525 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2527 * fold-const.c (fold_unary, fold_binary): Update comments
2530 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2532 PR rtl-optimization/20527
2533 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2534 REG_INC note, test that the register also isn't mentioned in PRED
2537 2005-03-22 Ben Elliston <bje@au.ibm.com>
2539 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2542 2005-03-21 Mike Stump <mrs@apple.com>
2544 * varasm.c (default_assemble_visibility): Remove extra ().
2546 2005-03-21 Roger Sayle <roger@eyesopen.com>
2549 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2550 to determine whether a block can be duplicated, rather than test
2551 whether the block contains noncopyable insns ourselves.
2553 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2555 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2558 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2560 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2562 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2564 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2565 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2566 * config/fr30/fr30.opt: New file.
2568 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2570 Fix PR tree-optimization/20542
2572 * tree-flow-inline.h (overlap_subvar): Move to here.
2573 * tree-ssa-operands.c: From here.
2574 * tree-flow.h (overlap_subvar): Declare.
2575 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2576 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2577 for variables with subvars.
2579 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2582 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2583 * modulo-sched.c (const_iteration_count): Return on NULL
2585 (print_node_sched_params): Return on NULL dump_file.
2586 (generate_reg_moves): Handle reg-anti dependencies and disregard
2587 closing branch when generating register moves.
2588 (sms_schedule): Mark the SMSed block dirty.
2589 * passes.c (rest_of_handle_sms): Call update_life_info for all
2591 * testsuite/gcc.dg/20050321-1.c: New test.
2593 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2595 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2596 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2597 movqi_internal): Likewise.
2599 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2601 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2602 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2603 xtensa_b4const): Delete prototypes.
2604 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2605 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2606 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2607 xtensa_extra_constraint): New prototypes.
2608 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2609 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2610 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2611 move_operand, const_float_1_operand, fpmem_offset_operand,
2612 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2613 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2614 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2615 argument type to HOST_WIDE_INT.
2616 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2617 xtensa_mask_immediate): Likewise.
2618 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2619 Likewise. Also make these functions static.
2620 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2621 (xtensa_const_ok_for_letter_p): New.
2622 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2623 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2624 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2625 move_operand, const_float_1_operand, fpmem_offset_operand,
2626 branch_operator, ubranch_operator, boolean_operator): Move to
2628 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2629 (xtensa_mem_offset): Change return type to bool.
2630 (xtensa_extra_constraint): New.
2631 (gen_int_relational): Update type of const_range_p function pointer.
2632 Use xtensa_b4const_or_zero.
2633 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2634 xtensa_const_ok_for_letter_p. Update comments.
2635 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2636 (PREDICATE_CODES): Delete.
2637 * config/xtensa/xtensa.md: Include predicates.md.
2638 * config/xtensa/predicates.md: New file.
2640 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2642 * config/v850/v850-protos.h: Remove the prototypes for
2643 reg_or_int9_operand, reg_or_const_operand,
2644 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2645 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2646 movsi_source_operand, power_of_two_operand,
2647 not_power_of_two_operand, special_symbolref_operand,
2648 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2649 register_is_ok_for_epilogue.
2650 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2651 reg_or_int9_operand, reg_or_const_operand,
2652 call_address_operand, special_symbolref_operand,
2653 movsi_source_operand, power_of_two_operand,
2654 not_power_of_two_operand, register_is_ok_for_epilogue,
2655 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2656 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2658 * config/v850/v850.h (PREDICATE_CODES): Remove.
2659 * config/v850/v850.md: Include predicates.md.
2660 * config/v850/predicates.md: New.
2662 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2664 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2665 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2666 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2667 (itoolsdir, itoolsdatadir): Move definition above new first use.
2668 (install-itoolsdirs): New rule.
2669 (install-mkheaders): Depend on install-itoolsdirs, not
2670 install-include-dir.
2672 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2674 * tree-into-ssa.c: Remove obsolete comments.
2676 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2678 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2679 unrolling if -fpeel-loops is specified, too.
2680 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2681 Remove superfluous check for flag_unroll_loops.
2683 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2685 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2686 (lrint_optab, llrint_optab): Define corresponding macros.
2687 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2688 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2689 pattern and llrint_optab using llrintdi2 patterns.
2690 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2691 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2692 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2693 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2694 flag_unsafe_math_optimizations is set.
2696 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2698 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2699 simplify_logical, if_then_else_cond, known_cond,
2700 simplify_comparison): Adjust calls to reverse_comparison.
2701 Don't use combine_reversed_comparison_code).
2702 (combine_reversed_comparison_code): Remove.
2703 (reversed_comparison): Using reversed_comparison_code, move it...
2704 * jump.c (reversed_comparison): ... here.
2705 * rtl.h (reversed_comparison): Add prototype.
2707 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2709 * builtins.c (fold_builtin): Take decomposed arguments of
2711 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2712 * gimplify.c (gimplify_call_expr): Likewise.
2713 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2714 * tree.h: Update the prototype of fold_builtin.
2716 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2718 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2719 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2720 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2721 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2722 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2724 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2726 * builtins.c (fold_builtin_1): Take decomposed arguments of
2728 (fold_builtin): Update a call to fold_builtin_1.
2730 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2733 * gcov.c (output_lines): Only output function block summary when
2734 outputting branch information.
2735 * doc/gcov.texi: Document format of preamble and additional block
2738 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2740 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2741 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2742 the defaults false if BITS_PER_UNIT != 8.
2743 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2744 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2745 than BITS_PER_UNIT != 8.
2746 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2747 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2748 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2750 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2751 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2753 2005-03-20 Roger Sayle <roger@eyesopen.com>
2756 * fold-const.c (fold_binary): Fix type mismatch between
2757 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2758 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2759 for non-truth-valued expressions.
2761 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2762 and FUNCTION_DECL in the main switch.
2763 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2764 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2765 we also need to convert their operands to match.
2766 <TRUTH_NOT_EXPR>: Likewise.
2768 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2770 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2771 diagnostic without checking whether an lvalue.
2772 * c-common.h (lvalue_p): Remove.
2773 (enum lvalue_use): Update comment.
2774 (lvalue_or_else): Replace by lvalue_error.
2775 * c-typeck.c (lvalue_p): Make static.
2776 (lvalue_or_else): New. Call lvalue_error.
2778 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2780 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2781 (function_arg_advance): Use rs6000_parm_start.
2782 (function_arg, rs6000_arg_partial_bytes): Likewise.
2784 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2786 * c-common.c (check_case_value): Adjust comment about stripping
2788 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2789 * c-typeck.c (default_conversion, convert_arguments,
2790 build_modify_expr, convert_for_assignment, store_init_value,
2791 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2792 manually. Remove inaccurate comments.
2794 2005-03-20 Roger Sayle <roger@eyesopen.com>
2795 Joseph S. Myers <joseph@codesourcery.com>
2797 * varasm.c (do_assemble_alias): Restore comment describing function.
2798 Annotate the target parameter as potentially unused.
2800 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2803 * config/avr/avr.c (avr_output_function_prologue): Do not use
2804 current_function_name() in a label, use a local label instead.
2806 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2808 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2809 flag_finite_math_only, not flag_unsafe_math_optimizations.
2811 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2813 * builtins.c (fold_builtin_1): Update a call to
2814 targetm.fold_builtin.
2815 * hooks.c (hook_tree_tree_bool_null): Rename to
2816 hook_tree_tree_tree_bool_null. Take one more argument of type
2818 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2819 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2820 hook_tree_tree_tree_bool_null.
2821 * target.h (gcc_target): Update the prototype of fold_builtin.
2822 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2823 arguments of CALL_EXPR.
2824 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2827 2005-03-20 Jan Hubicka <jh@suse.cz>
2829 * cgraph.h (cgraph_node): Add prev_clone pointer.
2830 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2831 (cgraph_clone_node): Produce doubly linked chain.
2833 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2835 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2836 get_nonnull_operand, handle_sentinel_attribute,
2837 check_function_arguments_recurse): Do not strip NOPS from
2839 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2841 * c-format.c (get_constant): Likewise.
2842 * c-parser.c (c_parser_postfix_expression): Likewise.
2843 * c-typeck.c (set_init_index): Likewise.
2844 (convert_arguments): Don't check for NOP_EXPR containing integer
2847 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2849 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2850 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2851 Take decomposed arguments of CALL_EXPR.
2852 (fold_builtin_1): Update calls to the functions mentioned
2855 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2857 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2858 width to have integer type.
2859 (build_enumerator): Require enumerator value to have integer type.
2861 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2863 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2866 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2868 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2869 std=iso9899:199x): Correct descriptions.
2871 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2873 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2876 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2878 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2880 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2881 fold_builtin_memcpy.
2883 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2884 arguments of CALL_EXPR.
2885 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2886 fold_builtin_found, fold_builtin_1): Update calls to
2887 fold_trunc_transparent_mathfn.
2889 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2892 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2893 function pointers on targets that require function pointer
2895 (fold_sign_changed_comparison): Likewise.
2897 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2899 * combine.c (try_combine): When changing the mode of a hard reg, make
2900 sure that doing so is valid.
2902 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2904 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2905 (TARGET_HANDLE_OPTION): Override default.
2906 (avr_handle_option): New function.
2907 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2908 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2909 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2910 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2911 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2912 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2913 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2914 (TARGET_OPTIONS): Delete.
2915 * config/avr/avr.opt: New file.
2917 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2919 * config/m32r/m32r-protos.h: Remove the prototypes for
2920 call_address_operand, symbolic_operand, seth_add3_operand,
2921 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2922 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2923 two_insn_const_operand, move_src_operand,
2924 move_double_src_operand, move_dest_operand,
2925 eqne_comparison_operator, signed_comparison_operator,
2926 large_insn_p, conditional_move_operand, carry_compare_operand,
2927 m32r_block_immediate_operand, extend_operand,
2928 reg_or_eq_int16_operand, int8_operand, and
2929 reg_or_zero_operand.
2930 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2931 seth_add3_operand, int8_operand, cmp_int16_operand,
2932 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2933 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2934 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2935 move_double_src_operand, move_dest_operand,
2936 eqne_comparison_operator, signed_comparison_operator,
2937 extend_operand, small_insn_p, large_insn_p,
2938 conditional_move_operand, carry_compare_operand,
2939 m32r_block_immediate_operand): Move to predicates.md.
2940 (MAX_MOVE_BYTES): Move to m32r.h.
2941 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2942 * config/m32r/m32r.md: Include predicates.md.
2943 * config/m32r/predicates.md: New.
2945 2005-03-18 James E Wilson <wilson@specifixinc.com>
2948 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2951 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2953 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2954 call_address_operand, const_8bit_operand.
2955 * config/mn10300/mn10300.c (call_address_operand,
2956 const_8bit_operand, const_1f_operand): Move to predicates.md.
2957 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2958 * config/mn10300/mn10300.md: Include predicates.md.
2959 * config/mn10300/predicates.md: New.
2961 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2963 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2964 declarations in diagnostics and %E for identifiers, not %s.
2966 2005-03-18 Jan Hubicka <jh@suse.cz>
2967 Dale Johannesen <dalej@apple.com>
2969 * basic-block.h (scale_bbs_frequencies_int,
2970 scale_bbs_frequencies_gcov_type): Declare.
2971 * cfg.c (RDIV): New macro.
2972 (update_bb_frequency_for_threading): Fix.
2973 * basic-block.h (scale_bbs_frequencies_int,
2974 scale_bbs_frequencies_gcov_type): New.
2975 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2976 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2977 scale_bbs_frequencies_int.
2978 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2980 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2982 * config/m32r/m32r-protos.h: Remove the prototypes for
2983 call_address_operand, symbolic_operand, seth_add3_operand,
2984 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2985 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2986 two_insn_const_operand, move_src_operand,
2987 move_double_src_operand, move_dest_operand,
2988 eqne_comparison_operator, signed_comparison_operator,
2989 large_insn_p, conditional_move_operand, carry_compare_operand,
2990 m32r_block_immediate_operand, extend_operand,
2991 reg_or_eq_int16_operand, int8_operand, and
2992 reg_or_zero_operand.
2993 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2994 seth_add3_operand, int8_operand, cmp_int16_operand,
2995 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2996 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2997 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2998 move_double_src_operand, move_dest_operand,
2999 eqne_comparison_operator, signed_comparison_operator,
3000 extend_operand, small_insn_p, large_insn_p,
3001 conditional_move_operand, carry_compare_operand,
3002 m32r_block_immediate_operand): Move to predicates.md.
3003 (MAX_MOVE_BYTES): Move to m32r.h.
3004 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3005 * config/m32r/m32r.md: Include predicates.md.
3006 * config/m32r/predicates.md: New.
3008 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3010 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3011 symbolic_operand, symbolic_memory_operand,
3012 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3013 indexed_memory_operand, move_dest_operand, move_src_operand,
3014 prefetch_cc_operand, prefetch_nocc_operand,
3015 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3016 arith_operand, arith11_operand, pre_cint_operand,
3017 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3018 ireg_operand, int5_operand, uint5_operand, int11_operand,
3019 uint32_operand, arith5_operand, and_operand, ior_operand,
3020 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3021 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3022 shadd_operand, movb_comparison_operator,
3023 cmpib_comparison_operator): Move to predicates.md.
3024 (magic_milli, shadd_constant_p): Make it extern.
3025 * config/pa/pa.h (PREDICATE_CODES): Remove.
3026 * config/pa/pa.md: Include predicates.md.
3027 * config/pa/predicates.md: New.
3029 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3032 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3034 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3035 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3036 config/alpha/freebsd.h, config/alpha/linux.h,
3037 config/alpha/netbsd.h, config/alpha/osf5.h,
3038 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3039 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3040 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3041 doc/cppopts.texi: Update copyright.
3043 2005-03-18 Jan Hubicka <jh@suse.cz>
3046 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3048 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3051 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3053 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3056 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3058 * combine.c (gen_binary): Remove.
3059 (known_cond, simplify_shift_const, find_split_point,
3060 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3061 simplify_logical, expand_field_assignment, extract_left_shift,
3062 force_to_mode, if_then_else_cond, apply_distributive_law,
3063 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3064 simplify_comparison, reversed_comparison): Replace with
3065 simplify_gen_binary, simplify_gen_relational or
3066 distribute_and_simplify_rtx.
3067 (distribute_and_simplify_rtx): New function.
3069 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3070 Paolo Bonzini <gcc.gnu.org>
3072 * calls.c (setjmp_call_p, special_function_p): Update comments
3073 at the head of the functions.
3075 2005-03-18 Jan Hubicka <jh@suse.cz>
3077 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3079 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3080 function body should be released; do not proactively release function
3081 bodies in non-unit-at-a-time mode.
3083 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3085 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3086 mno-fp-ret-in-387 multilib variants.
3088 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3090 * common.opt (m): Remove.
3091 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3093 (common_handle_option): Remove OPT_m case.
3095 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3097 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3099 (fold_builtin_1): Update a call to fold_builtin_bitop.
3101 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3103 (fold_builtin_1): Update a call to fold_builtin_signbit.
3105 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3107 PR tree-optimization/20474
3108 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3109 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3111 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3113 * config/h8300/h8300-protos.h: Remove prototypes for
3114 general_operand_src, general_operand_dst, single_one_operand,
3115 single_zero_operand, call_insn_operand,
3116 two_insn_adds_subs_operand, small_call_insn_operand,
3117 jump_address_operand, bit_operand, bit_memory_operand,
3118 stack_pointer_operand, const_int_gt_2_operand,
3119 const_int_ge_8_operand, const_int_qi_operand,
3120 const_int_hi_operand, incdec_operand, bit_operator,
3121 nshift_operator, eqne_operator, gtle_operator,
3122 gtuleu_operator, iorxor_operator.
3123 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3124 h8300_ldm_stm_parallel.
3125 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3127 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3128 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3129 (h8300_ldm_stm_parallel): Make it extern.
3130 (h8300_ldm_parallel, h8300_stm_parallel,
3131 h8300_return_parallel, general_operand_src,
3132 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3133 nibble_operand, reg_or_nibble_operand, single_one_operand,
3134 single_zero_operand, call_insn_operand,
3135 two_insn_adds_subs_operand, small_call_insn_operand,
3136 jump_address_operand, bit_operand, bit_memory_operand,
3137 stack_pointer_operand, const_int_gt_2_operand,
3138 const_int_ge_8_operand, const_int_qi_operand,
3139 const_int_hi_operand, incdec_operand, eqne_operator,
3140 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3141 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3142 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3143 nshift_operator): Move to predicates.md.
3144 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3145 * config/h8300/h8300.md: Include predicates.md.
3146 * config/h8300/predicates.md: New.
3148 2005-03-17 Richard Henderson <rth@redhat.com>
3150 * config.gcc (ia64*-*-hpux*): Add extra_options.
3151 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3152 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3153 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3154 (ia64_tls_size_string, ia64_tune_string): Remove.
3155 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3156 (TARGET_DEFAULT_TARGET_FLAGS): New.
3157 (TARGET_HANDLE_OPTION): New.
3158 (ia64_override_options): Move options parsing ...
3159 (ia64_handle_option): ... here. New.
3160 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3161 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3162 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3163 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3164 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3165 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3166 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3167 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3168 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3169 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3170 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3171 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3172 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3173 TARGET_EARLY_STOP_BITS): Remove.
3174 (TARGET_ILP32): Default false.
3175 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3176 (enum ia64_inline_type): New.
3177 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3178 * config/ia64/ia64.md: Update for new definitions of
3179 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3180 * config/ia64/ia64.opt: New file.
3181 * config/ia64/ilp32.opt: New file.
3183 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3186 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3188 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3190 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3191 instead of MASK_H8300S.
3192 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3193 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3194 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3195 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3196 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3197 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3198 TARGET_SWITCHES): Remove.
3199 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3201 * config/h8300/h8300.opt: New.
3203 * config/alpha/alpha.opt, config/arc/arc.opt,
3204 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3207 2005-03-17 Ian Lance Taylor <ian@airs.com>
3211 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3213 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3214 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3215 (TARGET_HANDLE_OPTION): Override default.
3216 (arc_handle_option): New function.
3217 (arc_init): Remove code to set arch_cpu_string.
3218 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3219 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3220 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3221 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3222 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3223 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3224 (arc_rodata_string, TARGET_OPTIONS): Delete.
3225 * config/arc/arc.opt: New file.
3227 2005-03-17 Richard Henderson <rth@redhat.com>
3229 * doc/extend.texi (Weak Pragmas): New section.
3230 (attribute alias): Clarify that target must be in the same
3233 2005-03-17 Richard Henderson <rth@redhat.com>
3235 * config/alpha/alpha.opt: New file.
3236 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3238 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3239 alpha_fprm_string, alpha_fptm_string): Make static.
3240 (alpha_tls_size_string): Remove.
3241 (alpha_handle_option): New.
3242 (override_options): Update for alpha_cpu/alpha_tune split.
3243 (alpha_file_start): Likewise.
3244 (TARGET_DEFAULT_TARGET_FLAGS): New.
3245 (TARGET_HANDLE_OPTION): New.
3246 * config/alpha/alpha.h (alpha_tune): Declare.
3247 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3248 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3249 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3250 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3251 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3252 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3253 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3254 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3255 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3256 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3257 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3258 (TARGET_DEFAULT): Remove MASK_FP.
3259 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3260 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3261 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3262 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3263 alpha_tls_size_string): Remove.
3264 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3265 (attribute tune): Rename from attribute cpu.
3266 * config/alpha/ev4.md: Update to match.
3267 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3268 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3269 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3270 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3271 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3272 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3274 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3276 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3277 and return without creating new state if before_nops_num is nonzero.
3278 * config/ia64/ia64.md (first_insn): New attribute.
3279 (alloc): Set it to yes.
3281 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3283 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3284 STMT_VINFO_SUBVARS to NULL.
3285 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3287 2005-03-16 Dale Johannesen <dalej@apple.com>
3289 * rtlanal.c (find_first_parameter_load): Rewrite to
3290 return actual first param load or the call if none,
3291 instead of first in block, when not all loads exist.
3293 2005-03-16 Roger Sayle <roger@eyesopen.com>
3295 * optabs.c (expand_copysign_absneg): Make static.
3296 * optabs.h (expand_copysign_absneg): Delete prototype.
3297 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3299 2005-03-16 Richard Henderson <rth@redhat.com>
3302 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3303 (alias_pairs): Rename from output_defs.
3304 (find_decl_and_mark_needed): Split out from assemble_alias.
3305 (do_assemble_alias): New.
3306 (assemble_output_def): Remove.
3307 (finish_aliases_1, finish_aliases_2): New.
3308 (process_pending_assemble_output_defs): Remove.
3309 (assemble_alias): Defer aliases for which we don't yet have a
3310 non-external decl for the target symbol.
3311 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3312 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3313 * toplev.c (compile_file): Use finish_aliases_2 instead of
3314 process_pending_assemble_output_defs.
3315 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3316 (process_pending_assemble_output_defs): Remove.
3318 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3320 Fix PR tree-optimization/20489
3322 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3323 for empty structures.
3325 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3327 Fix PR tree-optimization/20490
3329 * tree-ssa-pre.c (create_expression_by_pieces): Use
3330 force_gimple_operand on result of fold.
3332 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3334 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3335 of closing parenthesis.
3337 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3339 * builtins.c (expand_movstr): Update a call to
3340 fold_builtin_strcpy.
3341 (expand_builtin_strncpy): Update a call to
3342 fold_builtin_strncpy.
3343 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3344 arguments of CALL_EXPR.
3345 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3346 fold_builtin_strncpy.
3347 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3348 * tree.h: Update the prototypes of fold_builtin_strcpy and
3349 fold_builtin_strncpy.
3351 2005-03-16 Steven Bosscher <stevenb@suse.de>
3352 Dorit Naishlos <dorit@il.ibm.com>
3354 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3355 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3358 2005-03-16 Steven Bosscher <stevenb@suse.de>
3360 * tree-inline.c (walk_type_fields, walk_tree,
3361 walk_tree_without_duplicates): Move from here...
3362 * tree.c: ...to here.
3364 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3366 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3367 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3368 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3369 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3370 (version): Define using $(BASEVER_c).
3371 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3373 (version.o): Depend on version files; add custom generation command.
3374 (prefix.o): Define BASEVER on command line.
3375 (s-iov): Depend on version files; adjust command.
3376 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3378 (gcc-vers.texi): New rule.
3379 (doc/%.info, doc/%.dvi): Add -I . to command line.
3380 (doc/gccinstall.dvi): Likewise.
3381 (PACKAGE): Delete. All uses replaced with "gcc".
3382 * aclocal.m4: Do not include gcc-version.m4.
3383 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3384 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3385 Set is_release based on contents of DEV-PHASE.
3386 Set gcc_version based on contents of BASE-VER.
3387 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3388 * config.in, configure: Regenerate.
3389 * gccbug.in: Determine version of GCC in use at runtime.
3390 * gcov-iov.c: Get version number and development phase from
3391 command line, not by including version.c.
3392 * intl.c: Replace all uses of PACKAGE with "gcc".
3393 * libada-mk.in: Delete unused "gcc_version" variable.
3394 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3395 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3396 commentary to match.
3397 (version_string): Put together from pieces.
3398 * config/alpha/x-vms: Do not use $(gcc_version).
3399 * config/i386/t-nwld: Likewise.
3400 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3401 version-GCC and DEVELOPMENT.
3403 2005-03-15 Roger Sayle <roger@eyesopen.com>
3405 PR tree-optimization/17454
3406 * tree.c (tree_size): Add case for TREE_BINFO.
3407 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3408 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3410 2005-03-15 Roger Sayle <roger@eyesopen.com>
3412 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3413 op1 whilst expanding the signed widenening multiply variant.
3415 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3417 * toplev.c (display_target_options): Avoid unused variable warning if
3418 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3419 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3420 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3421 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3422 (mips_isa_info): New variable.
3423 (mips_parse_cpu): Remove the first argument and leave the caller
3425 (TARGET_HANDLE_OPTION): Override default.
3426 (mips_handle_option): New function. Move option validation code from...
3427 (override_options): ...here. Update calls to mips_parse_cpu.
3428 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3429 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3430 (SUBTARGET_TARGET_OPTIONS): Delete.
3431 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3432 (mno-flush-func, mtune=): New options.
3434 2005-03-15 Roger Sayle <roger@eyesopen.com>
3435 Richard Henderson <rth@redhat.com>
3437 * real.c (c4x_single_format, c4x_extended_format): Provide values
3438 for signbit_ro for c4x's single and extended floating point formats.
3439 * optabs.c (expand_copysign): Use the floating point format's
3440 signbit_ro for expanding via expand_copysign_absneg, and it's
3441 signbit_rw field for expanding via expand_copysign_bit.
3443 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3445 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3446 known_alignment_for_access_p.
3447 (known_alignment_for_access_p): New.
3448 (do_peeling_for_alignment): Field made int instead of bool and renamed
3449 to peeling_for_alignment.
3450 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3451 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3452 functionality used to be in vect_analyze_operations.
3453 (vect_analyze_operations): Code to determine vectorization factor was
3454 moved to vect_determine_vectorization_factor.
3455 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3456 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3458 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3459 be part of vect_analyze_operations).
3460 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3461 creating the guard condition, as the number of iterations may be
3463 (slpeel_tree_peel_loop_to_edge): Use new name of
3464 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3465 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3466 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3467 (vect_do_peeling_for_alignment): Use fold.
3468 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3470 (vect_update_inits_of_dr): Renamed to
3471 vect_update_init_of_dr.
3472 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3473 (vectorizable_store): Fix assertion to use == instead of =.
3475 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3477 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3478 call_used_regs for wCG registers.
3480 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3482 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3483 for non-offsettable memory references to cope with outstanding reload
3484 replacements, take 2.
3486 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3489 * config/i386/i386.h (x86_fisttp): New.
3490 (TARGET_FISTTP): New macro.
3491 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3492 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3493 instruction when fisttp flag is set.
3494 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3496 * config/i386/i386.md (type attribute): Add fisttp.
3497 (unit attribute): Set to i387 for fisttp type.
3498 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3499 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3501 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3502 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3504 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3505 patterns for TARGET_FISTTP. Enable patterns for
3506 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3507 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3508 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3509 implement fisttp x87 insn.
3510 (fix_trunc*_i387_fisttp splitters): New patterns.
3511 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3512 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3513 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3515 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3516 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3517 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3518 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3519 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3520 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3521 Disable patterns for TARGET_FISTTP.
3522 (fix_trunc*_i387 splitters): Implement usign mode macros.
3523 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3524 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3525 (fix_trunx*_sse peephole2s): Implement using mode macros.
3527 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3529 PR rtl-optimization/20291
3530 * combine.c (try_combine): If splitting fails, re-try with
3531 original combined pattern, i.e. before clobber stripping.
3533 2005-03-14 Eric Christopher <echristo@redhat.com>
3535 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3536 STACK_GROWS_DOWNWARD.
3538 2005-03-14 Roger Sayle <roger@eyesopen.com>
3540 * real.h (struct real_format): Split the signbit field into two
3541 two fields, signbit_ro and signbit_rw.
3542 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3543 mips_double_format, ieee_extended_motorola_format,
3544 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3545 ieee_extended_intel_128_format, ibm_extended_format,
3546 mips_extended_format, ieee_quad_format, mips_quad_format,
3547 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3548 i370_double_format, c4x_single_format, c4x_extended_format,
3549 real_internal_format): Update initializers for new field.
3550 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3551 real_format structure.
3552 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3553 field of the real_format structure.
3555 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3557 Fix PR tree-optimization/20458
3559 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3560 DECL_EXTERNAL on STRUCT_FIELD tags.
3561 (clear_call_clobbered): Ditto.
3562 * tree-ssa-operands.c (note_addressable): Make sure the original
3563 variable doesn't slip into the addressable list if we have
3565 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3568 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3570 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3571 (-fwide-exec-charset): Likewise.
3572 (-finput-charset): Likewise.
3573 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3574 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3575 * c.opt (Wnormalized): New.
3577 2005-03-14 Devang Patel <dpatel@apple.com>
3579 * doc/invoke.texi: Add reference to Visibility document.
3581 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3583 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3584 MASK_SPLIT_ADDRESSES.
3585 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3586 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3587 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3588 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3589 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3590 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3591 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3592 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3593 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3594 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3595 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3596 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3597 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3598 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3599 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3600 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3601 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3602 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3603 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3604 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3605 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3606 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3607 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3608 (TARGET_EXPLICIT_RELOCS): Delete.
3609 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3610 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3611 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3612 (override_options): Set MASK_LONG64 if -mint64 is given and no
3613 -mlongXX option is. Complain about -mint64 -mlong32.
3614 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3615 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3616 * config/mips/mips.opt: New file.
3618 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3620 * config.gcc (extra_options): New variable for listing option files.
3621 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3622 * configure.ac (extra_opt_files): New AC_SUBST variable.
3623 (tm_file_list, tm_include_list): Include options.h first.
3624 * configure: Regenerate.
3625 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3626 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3627 (s-options-h): New rule.
3628 (options.h): Depend on it.
3629 (TEXI_GCCINT_FILES): Add options.texi.
3630 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3631 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3632 * target.h (gcc_target): Add default_target_flags and handle_option.
3633 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3634 (TARGET_HANDLE_OPTION): New macros.
3635 (TARGET_INITIALIZER): Include them.
3636 * opt-functions.awk (opt_args, nth_arg): New functions.
3637 (switch_flags): Handle the "Target" flag.
3639 (var_name): Use opt_args and nth_arg.
3640 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3641 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3642 macros for the "Mask" and "InverseMask" options.
3643 * opts.h (cl_var_cond): New enum.
3644 (cl_option): Replace the "has_set_value" and "set_value" fields with
3645 "var_cond" and "var_value".
3646 (CL_TARGET): New macro.
3647 (option_enabled, print_filtered_help): Declare.
3648 (decode_options): Move definition.
3649 * opts.c (handle_option): Search for the original option before
3650 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3651 var_cond and var_value fields. Use targetm.handle_option to handle
3653 (decode_options): Set target_flags to targetm.default_target_flags.
3654 (print_filtered_help): Make global. Handle CL_TARGET.
3655 (option_enabled): New function.
3656 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3657 (display_target_options, set_target_switch, print_switch_values)
3658 (default_pch_valid_p): Guard uses of target_switches with
3659 #ifdef TARGET_SWITCHES. Also...
3660 (display_target_options): Display the CL_TARGET entries in cl_options.
3661 (set_target_option): Don't complain about the "" option when
3662 TARGET_SWITCHES is undefined.
3663 (print_switch_values): Use option_enabled.
3664 (default_pch_valid_p): Check cl_options[] when looking for something
3665 that has changed the value of target_flags.
3666 * c.opt: Remove documentation from top of file.
3667 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3668 * doc/sourecebuild.texi: Refer to the new options documentation
3669 instead of c.opt. Document machine-specific .opt files.
3670 * doc/tm.texi (target_flags): Say that this variable is declared
3672 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3673 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3675 * doc/options.texi: New file.
3677 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3680 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3683 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3686 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3687 temporary variable of pointer type if an lvalues is required.
3688 (gimplify_modify_expr_rhs): Request an rvalue from it.
3689 (gimplify_expr): Pass fallback on.
3691 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3693 * cfgbuild.c: Update comments.
3695 2005-03-14 Roger Sayle <roger@eyesopen.com>
3697 PR rtl-optimization/17236
3698 * optabs.c (expand_doubleword_mult): New helper function split out
3699 from expand_binop. Permute the order in which instructions are
3700 emitted to minimize the number of simultaneously live registers.
3701 (expand_binop): Call expand_doubleword_mult to synthesize a double
3702 word multiplication.
3704 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3706 * basic-block.h: Update the prototypes of cached_make_edge and
3708 * cfg.c (cached_make_edge): Take edge_cache representing one
3709 row of the adjacency matrix of edges.
3710 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3711 (make_edges): Initialize edge_cache to represent one row of
3712 the adjacency matrix of edges.
3714 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3716 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3718 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3719 Remove unused removed_phis variable.
3720 (conditional_replacement): Use build1/build2.
3721 (abs_replacement): Use last_and_only_stmt and build1/build2.
3723 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3725 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3726 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3727 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3728 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3729 * c-common.c (handle_novops_attribute): New function.
3730 (c_common_attribute_table): Add "no vops" entry.
3731 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3732 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3733 * tree-ssa-operands.c (get_call_expr_operands): Do not
3734 create virtual operands for calls with ECF_NOVOPS flag.
3735 * tree.h (DECL_IS_NOVOPS): New macro.
3736 (struct tree_decl): Add novops_flag.
3737 (ECF_NOVOPS): New constant.
3739 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3742 * config/i386/i386.c (x86_use_himode_fiop): New.
3743 (x86_use_simode_fiop): Rename from x86_use_fiop.
3744 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3745 (TARGET_USE_HIMODE_FIOP): New.
3746 (x86_use_simode_fiop): Rename from x86_use_fiop.
3747 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3749 * config/i386/i386.md (X87MODEI12): New mode macro define.
3750 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3751 to implement x87 FP compare with HImode input operands.
3752 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3753 Use X87MODEI12 mode macro to handle HImode input operands.
3754 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3755 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3756 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3757 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3758 macro to implement x87 operators with HImode input operands.
3759 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3762 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3764 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3766 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3767 constants invariant.
3769 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3771 * basic-block.h (BB_VISITED): Removed.
3772 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3774 2005-03-14 Falk Hueffner <falk@debian.org>
3777 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3779 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3781 * ggc-zone.c: Fix comment typos.
3783 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3784 stringpool.c, config/mips/mips-protos.h: Update copyright.
3786 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3788 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3789 throughout with its typedef, "rtx".
3790 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3791 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3792 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3793 regs in comment to match code.
3795 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3797 * except.c (check_handled): Make it static.
3798 * except.h: Remove the corresponding prototype.
3800 * function.c (get_func_frame_size): Make it static.
3801 * function.h: Remove the corresponding type.
3803 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3805 * hard-reg-set.h: Remove the corresponding declarations.
3807 * tree-cfg.c (verify_stmts): Check that
3808 bb_for_stmt (stmt) == bb for every PHI node and statement.
3810 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3812 * config.gcc: Remove excess indentation.
3813 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3815 2005-03-13 Roger Sayle <roger@eyesopen.com>
3818 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3819 * fold-const.c (fold_sign_changed_comparison): Likewise.
3820 (fold_binary): Optimize comparisons against widened operands if
3821 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3823 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3825 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3826 (sparc_override_options): Initialize it.
3827 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3829 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3831 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3832 (reg_or_none500mem_operand): New predicate.
3833 (zero_reg_mem_operand): New predicate.
3834 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3835 to reg_or_none500mem_operand.
3836 (extendsfdf2_fpr): Add MEM alternative.
3837 (extenddftf2_internal): Change operand2 predicate to
3838 zero_reg_mem_operand.
3840 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3842 * ggc-zone.c: Rewritten.
3844 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3846 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3847 * config.in: Regenerated.
3848 * configure: Regenerated.
3849 * gengtype.c (write_types_process_field, write_func_for_structure):
3850 Pass new argument to gt_pch_note_object.
3851 * ggc-common.c (struct ptr_data): Add TYPE.
3852 (gt_pch_note_object): Take TYPE argument and save it.
3853 (call_count): Update call to ggc_pch_count_object.
3854 (call_alloc): Update call to ggc_pch_alloc_object.
3855 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3857 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3858 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3859 (ggc_alloc_zone_stat): Delete.
3860 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3861 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3862 (ggc_pch_alloc_object): Update prototypes.
3863 (garbage_zone): Delete.
3864 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3865 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3867 (tree_id_zone): New variable.
3868 (ggc_alloc_cleared_zone): Remove unused.
3869 (ggc_alloc_zone): Define.
3870 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3871 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3872 ggc_alloc_zone_stat.
3873 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3874 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3875 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3876 (make_node_stat): Likewise. Use tree_id_zone.
3878 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3879 Joseph S. Myers <joseph@codesourcery.com>
3881 * configure.ac: Check for MIPS TLS.
3882 * configure: Regenerated.
3883 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3884 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3885 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3886 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3887 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3888 (mips_classify_symbol, mips_symbolic_constant_p)
3889 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3890 (mips_tls_operand_p, mips_call_tls_get_addr)
3891 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3892 (mips_tls_symbol_ref_1): New functions.
3893 (mips_legitimize_address, mips_legitimize_const_move): Call
3894 mips_legitimize_tls_address.
3895 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3897 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3898 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3899 (mips_char_to_class): Document V1_REG.
3900 (HAVE_AS_TLS): Provide default.
3901 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3903 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3905 (tls_get_tp_<mode>): New instruction.
3907 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3909 * configure.ac: Update checks for target tools.
3910 * configure: Regenerated.
3912 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3914 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3916 2005-03-13 Roger Sayle <roger@eyesopen.com>
3918 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3919 more classes of DImode multiplication by constant. Allow both
3920 multiplication by small negative constants (by performing a
3921 multiplication by a positive constant and negating the result) and
3922 multiplications by large powers of two, by using a left shift.
3924 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3926 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3927 of basic blocks into work_stack.
3929 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3930 config/mips/vr.h: Update copyright.
3932 * c-decl.c (c_init_decl_processing): Remove useless calls to
3933 build_function_type.
3935 * builtins.c (fold_trunc_transparent_mathfn,
3936 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3937 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3938 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3939 fold_builtin_strcpy, fold_builtin_strncpy,
3940 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3943 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3946 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3947 variable determinant.
3949 * tree-cfg.c (group_case_labels): Remove local variable type.
3951 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3954 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3957 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3960 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3961 (*movmemqi_insn): Delete.
3962 (*movmemhi): Delete.
3964 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3966 * builtins.c (fold_builtin_classify): Take decomposed
3967 arguments of CALL_EXPR.
3968 (fold_builtin_1): Update a call to fold_builtin_classify.
3970 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3973 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3974 through into call to parser_xref_tag after parse error.
3975 (c_parser_struct_declaration): Consistently return NULL_TREE on
3978 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3980 * tree-flow-inline.h (ref_contains_array_ref): New function.
3981 (lookup_subvars_for_var): Ditto.
3982 (get_subvars_for_var): Ditto.
3983 (var_can_have_subvars): Ditto.
3985 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3986 (struct subvar): New type.
3988 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3990 * tree-optimize.c (init_tree_optimization_passes): Call
3991 pass_create_structure_vars.
3993 * tree-ssa-alias.c: Include vec.h.
3994 (init_alias_info): Don't auto-clear call clobbered on struct-field
3996 (compute_flow_insensitive_aliasing): Handle subvars.
3997 (group_aliases): Handle STRUCT_FIELD aliases.
3998 (setup_pointers_and_addressables): Ditto.
3999 Don't mark variables non-addressable if they still have
4000 addressable subvars.
4001 Also mark subvars addressable when the real variable is marked
4003 (add_pointed_to_var): Try to prune the pointed-to set by only
4004 pointing to subvars when possible.
4005 Otherwise, make sure we set addresses_needed and pt_vars to
4006 properly include subvars.
4007 (bitpos_of_field): New function.
4008 (push_fields_onto_fieldstack): Ditto.
4009 (get_or_create_used_part_for): Ditto.
4010 (create_overlap_variables_for): Ditto.
4011 (find_used_portions): Ditto.
4012 (create_structure_vars): Ditto.
4013 (pass_create_structure_vars): New structure.
4015 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4016 (get_expr_operands): Handle subvars. Also try to turn
4017 COMPONENT_REF accesses into must-defs now that we can accurately
4019 (note_addressable): Try to only mark as addressable those subvars
4020 we know a COMPONENT_REF touches.
4021 (overlap_subvar): New function.
4023 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4024 Handle subvar storing.
4025 (vect_address_analysis): Update caller of vect_object_analysis.
4027 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4029 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4030 (STMT_VINFO_SUBVARS): New macro.
4032 * common.opts: add flag_tree_salias.
4034 * opts.c (decode_options): flag_tree_salias defaults to on.
4036 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4038 * doc/tree-ssa.texi: Document structural alias analysis.
4040 2005-03-12 Steven Bosscher <stevenb@suse.de>
4042 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4043 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4044 * tree-ssa-operands.c (get_expr_operands): Likewise.
4045 (get_expr_operands): Likewise for ERROR_MARK.
4047 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4049 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4052 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4055 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4056 (mark_operand_necessary): Remove local variable ver.
4058 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4059 variable prefix_len.
4061 * value-prof.c (mod_subtract_transform): Remove local variable
4064 * builtins.c (fold_builtin_exponent): Take decomposed
4065 arguments of CALL_EXPR.
4066 (fold_builtin_1): Update a call to fold_builtin_exponent.
4068 * builtins.c (fold_builtin_logarithm): Take decomposed
4069 arguments of CALL_EXPR.
4070 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4072 * c-decl.c (c_init_decl_processing): Remove local variables
4073 ptr_ftype_void and ptr_ftype_ptr.
4075 * gimplify.c (gimplify_expr): Remove local variables r0 and
4078 * reg-stack.c (move_for_stack_reg): Remove local variable
4080 (compare_for_stack_reg): Remove local variable flags_user.
4081 (convert_regs_1): Remove local variable deleted.
4083 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4085 (combine_blocks): Remove local variables exits and new_e.
4087 * tree-inline.c (expand_call_inline): Remove local variable
4090 * tree-ssa-live.c (create_ssa_var_map,
4091 calculate_live_on_entry): Remove local variable snn.
4093 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4095 * c-lex.c (c_lex_with_flags): Add parameter to call to
4098 2005-03-11 Per Bothner <per@bothner.com>
4100 * c-tree.h (struct c_declarator): New id_loc field.
4101 * c-pragma.h (c_lex_with_flags): Take position reference.
4102 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4103 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4104 (c_lex): Pass dummy location to c_lex_with_flags.
4105 * c-parser.c (c_lex_one_token): Set c_token's location using
4106 c_lex_with_flags, instead of input_location, which might be "ahead".
4107 (c_parser_direct_declarator): Set declarator's id_loc from
4109 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4110 declarator's id_loc, rather than probably-imprecise input_location.
4111 (build_id_declarator): Initialize c_declarator's id_loc field.
4113 2005-03-11 Roger Sayle <roger@eyesopen.com>
4116 * builtins.c (expand_builtin_signbit): Force the signbit's word
4117 into an integer register to avoid SUBREGs of floating point modes.
4119 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4121 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4122 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4123 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4124 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4126 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4128 PR rtl-optimization/20306
4129 * expr.c (emit_move_complex): Set try_int false if mode is
4130 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4131 emit_block_move if try_int is true.
4133 2005-03-11 Richard Henderson <rth@redhat.com>
4136 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4137 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4140 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4142 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4143 (TARGET_FIX_VR4130): New macro.
4144 (TARGET_OPTIONS): Add -mfix-vr4130.
4145 (ISA_HAS_MACCHI): New macro.
4146 (ASM_SPEC): Add -mfix-vr4130.
4147 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4148 (override_options): Handle mips_fix_vr4130_string.
4149 (mips_avoid_hazards): Clear all_noreorder_p
4150 if we're working around VR4130 errata and the macc alternatives
4152 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4153 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4154 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4155 (MULTILIB_DEFAULTS): Remove leading "march=".
4156 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4157 if no architecture option is given.
4158 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4160 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4161 * doc/invoke.texi: Document -mfix-vr4130.
4163 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4165 * config/mips/mips.c (override_options): Only warn about -mint64
4166 deprecation if TARGET_INT64.
4168 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4170 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4171 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4172 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4173 are non-specific regarding the nonnull parameter positions.
4174 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4175 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4176 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4177 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4179 * builtins.def: Use the non-specific "nonnull" attibute lists.
4181 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4183 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4184 single_pred_edge, single_succ, single_pred): Improve comments.
4186 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4188 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4189 single_pred_edge, single_succ, single_pred): New inline functions.
4190 * bb-reorder.c (rotate_loop, find_traces_1_round,
4191 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4192 duplicate_computed_gotos): Use the single_succ/pred functions.
4193 * cfganal.c (forwarder_block_p): Ditto.
4194 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4195 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4196 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4197 merge_seq_blocks): Ditto.
4198 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4199 * cfglayout.c (fixup_reorder_chain): Ditto.
4200 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4201 canonicalize_loop_headers, verify_loop_structure): Ditto.
4202 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4203 mfb_update_loops, create_preheader, force_single_succ_latches,
4204 create_loop_notes): Ditto.
4205 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4206 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4207 commit_one_edge_insertion, purge_dead_edges,
4208 cfg_layout_can_merge_blocks_p): Ditto.
4209 * except.c (sjlj_emit_function_enter): Ditto.
4210 * flow.c (init_propagate_block_info): Ditto.
4211 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4212 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4213 insert_insn_end_bb): Ditto.
4214 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4215 find_if_case_2): Ditto.
4216 * lambda-code.c (perfect_nestify): Ditto.
4217 * lcm.c (optimize_mode_switching): Ditto.
4218 * loop-doloop.c (doloop_modify): Ditto.
4219 * loop-init.c (loop_optimizer_init): Ditto.
4220 * loop-iv.c (simplify_using_initial_values): Ditto.
4221 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4222 * loop-unswitch.c (unswitch_loop): Ditto.
4223 * modulo-sched.c (generate_prolog_epilog): Ditto.
4224 * predict.c (combine_predictions_for_insn, estimate_probability,
4225 tree_estimate_probability, last_basic_block_p,
4226 estimate_bb_frequencies): Ditto.
4227 * profile.c (branch_prob): Ditto.
4228 * regrename.c (copyprop_hardreg_forward): Ditto.
4229 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4230 * tracer.c (layout_superblocks): Ditto.
4231 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4232 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4233 cleanup_control_expr_graph, disband_implicit_edges,
4234 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4235 tree_verify_flow_info, tree_make_forwarder_block,
4236 tree_forwarder_block_p, remove_forwarder_block,
4237 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4238 * tree-if-conv.c (tree_if_conversion): Ditto.
4239 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4240 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4241 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4242 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4243 copy_loop_headers): Ditto.
4244 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4245 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4246 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4247 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4248 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4249 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4250 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4251 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4252 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4253 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4254 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4255 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4256 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4257 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4258 slpeel_add_loop_guard): Ditto.
4260 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4262 PR tree-optimization/15784
4263 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4266 * stmt.c (expand_case): Don't change index_type. Convert minval
4269 PR tree-optimization/20130
4270 * fold-const.c (fold): Fold x * -1 into -x.
4272 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4274 PR rtl-optimization/20331
4275 * rtlanal.c (modified_between_p): Check its address first for MEM.
4276 (modified_in_p): Likewise.
4278 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4280 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4282 2005-03-10 Steven Bosscher <stevenb@suse.de>
4284 * expr.c (expand_expr_real_1): If possible, use a conditional
4285 move for expanding MIN_EXPR and MAX_EXPR.
4286 Use temp for moving around rtx-en.
4288 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4291 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4294 2005-03-10 Roger Sayle <roger@eyesopen.com>
4296 * builtins.c (expand_builtin_signbit): Extend to handle floating
4297 point modes wider than the largest integer type, using the
4298 operand_subword_force function to obtain the signbit's word.
4300 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4303 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4304 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4306 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4308 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4310 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4312 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4314 (perform_edge_inserts): Unconditionally call
4315 free_dominator_info.
4317 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4319 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4321 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4323 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4325 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4327 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4329 (rtl_register_value_prof_hooks,
4330 tree_value_profile_transformations,
4331 tree_register_value_prof_hooks): Likewise.
4332 * var-tracking.c (stack_adjust_offset_pre_post,
4333 variable_htab_free, variable_union, dataflow_set_different_2,
4334 count_uses, variable_was_changed, set_frame_base_location,
4335 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4336 vt_add_function_parameters): Likewise.
4337 * varasm.c (named_section_real, named_section, make_decl_rtl,
4338 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4339 const_hash_1, compare_constant, copy_constant, force_const_mem,
4340 output_constant_pool_2, output_constant_pool_1, output_constant,
4341 output_constructor, make_decl_one_only, decl_tls_model,
4342 default_no_named_section, default_elf_select_section_1,
4343 default_unique_section_1): Likewise.
4344 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4345 * vmsdbgout.c (addr_const_to_string): Likewise.
4348 * function.c (struct assign_parm_data_one): Remove last_named
4350 (assign_parm_find_data_types): Don't determine last_named.
4351 Reorder named_parm determination.
4352 (assign_parms): Only setup varargs on the last non-varadic
4355 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4357 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4358 sda base address on medium model.
4360 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4362 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4363 * cfgloop.c (flow_loop_nodes_find): Export.
4364 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4366 * cfgloopmanip.c (fix_loop_structure): New function.
4367 * predict.c (predict_loops): Clean up the loops information.
4368 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4369 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4371 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4372 (rewrite_into_loop_closed_ssa): Declaration changed.
4373 * tree-loop-linear.c (linear_transform_loops): Add argument to
4374 rewrite_into_loop_closed_ssa call.
4375 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4376 * tree-ssa-loop-im.c (move_computations): Ditto.
4377 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4378 * tree-vectorizer.c (vectorize_loops): Ditto.
4379 * tree-optimize.c: Include cfgloop.h.
4380 (execute_todo): Choose whether to call cleanup_tree_cfg or
4381 cleanup_tree_cfg_loop.
4382 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4383 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4384 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4385 cleanup_tree_cfg_loop call.
4386 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4387 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4388 work on part of cfg.
4390 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4393 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4394 with multiple alternatives.
4396 * stmt.c (parse_output_constraint): Fix a typo.
4398 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4400 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4401 assembly directive instead of deprecated "no-generics".
4403 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4405 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4406 for non-offsettable memory references to cope with outstanding reload
4408 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4409 avoid losing outstanding address reloads.
4410 ("reload_outdi", "reload_outdf"): Likewise.
4412 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4414 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4415 code. Add more cbrt transformations.
4417 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4419 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4421 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4423 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4424 NULL_TREE when a given tree is not simplified.
4425 (fold): Return the original tree when any of the functions
4426 mentioned above NULL_TREE.
4428 * fold-const.c (fold_unary, fold_binary): Take decomposed
4429 arguments, code, type, op0, and op1 in case of fold_binary.
4430 (fold): Update calls to fold_unary and fold_binary.
4432 2005-03-09 Roger Sayle <roger@eyesopen.com>
4434 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4435 a fndecl and an arglist instead of a CALL_EXPR, exp.
4437 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4439 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4441 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4443 * expr.c (expand_assignment): Remove orig_to_rtx.
4445 * fold-const.c (int_const_binop): Remove no_overflow.
4447 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4449 * loop-iv.c (get_biv_step_1): Remove lhs.
4451 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4453 * real.c (real_nan): Remove neg.
4455 * function.c (thread_prologue_and_epilogue_insns): Remove i
4458 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4461 * tree-eh.c (tree_could_trap_p): Remove idx.
4463 * tree-into-ssa.c (ann): Remove ann.
4465 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4467 * tree-sra.c (decide_block_copy): Remove inst_count.
4469 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4471 * tree-ssa-loop-im.c (lhs): Remove.
4473 * cfgbuild.c (state, STATE, SET_STATE,
4474 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4476 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4477 (find_basic_blocks): Set the state of each basic block to
4480 2005-03-08 Jeff Law <law@redhat.com>
4482 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4483 goto results in the removal of edges in the CFG, then we need
4484 to recompute dominators.
4486 2005-03-09 Ben Elliston <bje@au.ibm.com>
4488 * c-common.c (c_do_switch_warnings): Comment fix.
4490 2005-03-08 Julian Brown <julian@codesourcery.com>
4492 * Patch from 2005-03-08 reverted for causing regressions and
4493 ppc-darwin bootstrap failure.
4495 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4497 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4498 Define the real function for ppc-darwin.
4499 * c-typeck.c (convert_arguments): Check for target-specific
4500 invalid argument call to unprototyped function.
4501 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4503 * target.h (invalid_arg_for_unprototyped_fn): New field
4505 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4506 default target hook.
4507 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4510 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4512 * c-typeck.c (constructor_stack, constructor_range_stack,
4513 initializer_stack): Make them static.
4515 * cfg.c (rbi_pool): Make it static.
4517 * gimple-low.c (lower_stmt_body): Make it static.
4518 * tree-flow.h: Remove the corresponding prototype. Don't
4521 * sched-deps.c (cache_size): Make it static.
4523 * stor-layout.c (lang_adjust_rli): Make it static.
4525 2005-03-08 Julian Brown <julian@codesourcery.com>
4527 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4528 from being used for symbols with vague linkage when
4529 HAVE_GAS_COMDAT_GROUP is true.
4531 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4533 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4534 nlabel == JUMP_LABEL (jump).
4536 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4538 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4539 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4540 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4541 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4543 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4546 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4547 * c-common.c (handle_returns_twice): New function.
4548 (c_common_attribute_table): Declare eturns_twice' attribute.
4549 * doc/extend.texi: Document eturns_twice' attribute.
4550 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4551 (struct tree_decl): Add returns_twice_flag.
4553 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4555 * tree-ssa-phiopt.c: Fix a comment typo.
4557 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4558 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4559 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4562 2005-03-08 Richard Henderson <rth@redhat.com>
4564 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4565 builtin codes with ctzdi2, clzdi2, popcountdi2.
4566 (struct alpha_builtin_def): Add is_const.
4567 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4568 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4569 (alpha_init_builtins): Init them. Set nothrow and const attributes
4571 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4572 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4573 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4574 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4575 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4576 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4577 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4578 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4579 (TARGET_FOLD_BUILTIN): New.
4580 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4581 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4583 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4585 2005-03-08 Ira Rosen <irar@il.ibm.com>
4587 PR tree-optimization/20122
4588 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4589 condition of access function instead of base.
4591 2005-03-07 Jeff Law <law@redhat.com>
4592 Steven Bosscher <stevenb@suse.de>
4594 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4595 (find_taken_edge): Call find_taken_edge_computed_goto as
4596 appropriate. Allow any gimple invariant rather than just
4597 INTEGER_CST for VAL.
4598 (cleanup_control_flow): Cleanup a computed goto which has turned
4600 (tree_merge_blocks): If block B has any forced labels, move
4601 them to the start of block A.
4602 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4603 computed gotos as well.
4604 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4605 removal of unnecessary computed gotos too.
4606 (lookup_redirection_data): Fix type of INSERT argument. Callers
4609 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4611 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4612 Remove trailing spaces.
4614 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4615 unshare_all_trees): Make them static.
4616 * tree-gimple.h: Remove the corresponding prototypes.
4618 * diagnostic.h: Remove unused prototype
4619 debug_output_buffer.
4620 * modulo-sched.c: Remove unused prototype
4621 set_row_column_for_ps.
4623 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4624 replace_phi_edge_with_variable): Remove unused variable i.
4626 2005-03-07 Per Bothner <per@bothner.com>
4628 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4630 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4633 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4634 bbs on the COND_EXPR instead of the PHI_NODEs.
4635 (candidate_bb_for_phi_optimization): Remove.
4636 (replace_phi_with_stmt): Rename to ...
4637 (replace_phi_edge_with_variable): this and change so that we
4638 replace the phi argument instead of removing the PHI.
4639 (conditional_replacement): Change so we deal with PHI with more
4641 (value_replacement): Likewise.
4642 (abs_replacement): Likewise.
4644 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4646 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4647 output_e500_flip_gt_bit.
4649 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4651 (rs6000_generate_compare): Fix logic to look at the correct bits.
4652 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4654 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4655 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4656 gen_move_from_CR_gt_bit.
4658 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4659 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4660 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4662 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4663 (E500_CR_IOR_COMPARE): New constant.
4665 2005-03-08 Earl Chew <earl_chew@agilent.com>
4666 David Billinghurst <David.Billinghurst@riotinto.com>
4668 * config/i386/host-cygwin.c: New file to support precompiled
4670 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4671 * config.host: Use above files for cygwin host.
4673 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4675 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4676 ordering ops from earlier change.
4678 2005-03-07 Per Bothner <per@bothner.com>
4680 Various fixes to allow us to again build if --enable-mapped-location:
4681 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4682 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4683 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4684 local variable loc. Change logic appropriately.
4685 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4686 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4687 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4688 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4689 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4691 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4693 PR rtl-optimization/19683
4694 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4695 number of bytes, to smallest_int_for_mode. Fix arguments to
4696 REG_CANNOT_CHANGE_MODE_P.
4698 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4700 * reorg.c (relax_delay_slots): Check that the jump is
4701 conditional before trying to invert it.
4703 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4705 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4708 * calls (stack_arg_under_construction): Make it static.
4710 * flow.c (regs_live_at_setjmp): Make it static.
4711 * flow.h: Remove the corresponding prototype.
4713 * reload1.c (reload_startobj, reload_firstobj,
4714 something_needs_operands_changed, reload_inherited,
4715 reload_inheritance_insn, reload_override_in,
4716 reload_spill_index): Make them static.
4718 * recog.c (verify_changes): Make it static.
4719 * recog.h: Remove the corresponding prototype.
4721 * cfgbuild.c (find_sub_basic_blocks): Remove.
4722 * basic-block.h: Remove the corresponding prototype.
4723 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4725 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4727 * tree-ssa-operands.c (check_build_stmt): Remove.
4729 * stor-layout.c (set_alignment): Remove.
4730 * tree.h: Remove the corresponding prototype.
4732 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4734 * tree-ssa-dce.c (control_dependence_map,
4735 visited_control_parents): Make them static.
4737 * cfghooks.c (verify_flow_info): Remove local variable
4740 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4743 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4745 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4747 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4749 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4751 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4752 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4753 PARALLEL for an empty structure.
4755 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4757 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4759 * fold-const.c (fold_binary): Unroll the very first "for"
4762 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4764 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4765 redundant match_code test.
4766 (scc_comparison_operator): Swap match_operand and match_code
4768 (branch_positive_comparison_operator): Same.
4769 (trap_comparison_operator): Use comparison_operator and swap with
4772 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4775 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4776 (out_movhi_r_mr): Read low byte of volatile MEM first.
4777 (out_movhi_mr_r): Write high byte of volatile MEM first.
4779 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4781 * cselib.c (reg_values, reg_values_size): Make them static.
4783 * cse.c (cse_reg_info_table): Make it static.
4785 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4787 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4789 * cse.c (find_best_addr): Use canon_for_address.
4791 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4793 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4794 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4795 SUBREG and MEM, respectively.
4797 * fold-const.c (fold_binary): Use code instead of t.
4799 * fold-const.c (optimize_minmax_comparison): Take decomposed
4800 arguments code, type, op0, and op1 instead of t.
4801 (fold_binary): Update a call to optimize_minmax_comparison.
4803 * fold-const.c (fold_range_test): Take decomposed arguments
4804 code, type, op0, and op1 instead of t.
4805 (fold_binary): Update a call to fold_range_test.
4807 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4808 decomposed arguments code, type, op0, and op1 instead of t.
4809 (fold_binary): Update a call to fold_range_test.
4811 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4813 * fold-const.c (fold_binary): Avoid directly using the original
4814 expression t as much as possible.
4816 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4818 * c-semantics.c (build_stmt): Use TYPE_P instead of
4819 IS_NON_TYPE_CODE_CLASS.
4820 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4821 (NON_TYPE_CHECK): Use TYPE_P instead of
4822 IS_NON_TYPE_CODE_CLASS.
4824 * fold-const.c (fold): Remove handling of binary expressions.
4826 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4828 * doc/c-tree.texi: Wrap comments in @r{}.
4829 * doc/cpp.texi: Likewise.
4830 * doc/cppinternals.texi: Likewise.
4831 * doc/extend.texi: Likewise.
4832 * doc/md.texi: Likewise.
4833 * doc/objc.texi: Likewise.
4834 * doc/sourcebuild.texi: Likewise.
4835 * doc/tm.texi: Likewise.
4838 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4840 * predict.c (apply_return_prediction): Standardize PHI chain
4842 * tree-ssa.c (ssa_redirect_edge): Likewise.
4844 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4845 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4848 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4849 * tree-flow.h: Adjust the prototype for remove_phi_node.
4850 * lambda-code.c (perfect_nestify): Adjust a call to
4853 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4854 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4856 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4857 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4858 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4859 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4861 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4862 of GEN_INT (trunc_int_for_mode (...)).
4863 * loop-iv.c (iv_number_of_iterations): Likewise.
4864 * postreload.c (reload_cse_move2add): Likewise.
4865 * simplify-rtx.c (simplify_const_unary_operation,
4866 simplify_const_binary_operation): Likewise.
4867 * stor-layout.c (get_mode_bounds): Likewise.
4869 * fold-const.c (fold_binary): New.
4870 (fold): Call fold_binary on binary expressions.
4872 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4874 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4875 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4876 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4877 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4878 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4880 2005-03-04 Devang Patel <dpatel@apple.com>
4882 PR tree-optimization/18815
4883 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4884 loops with zero exit edges.
4886 2005-03-04 Devang Patel <dpatel@apple.com>
4888 * doc/invoke.texi: Remove reference to webpage that does not exist.
4890 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4891 Joseph S. Myers <joseph@codesourcery.com>
4894 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4895 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4896 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4897 * pa.c (get_plabel): Change argument to symbol_ref. Call
4898 maybe_get_identifier instead of get_identifier.
4899 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4900 (struct deferred_plabel): Replace name field with symbol field.
4901 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4902 ASM_OUTPUT_EXTERNAL_REAL is defined.
4903 (output_global_address): Use output_addr_const for output of all
4905 (output_deferred_plabels): Use symbol_ref instead of name for address
4907 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4908 ASM_OUTPUT_SYMBOL_REF): New macros.
4909 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4911 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4914 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4916 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4917 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4919 2005-03-04 Jeff Law <law@redhat.com>
4921 * basic-block.h (rediscover_loops_after_threading): Declare.
4922 * tree-ssa-dom.c: Include cfgloop.h.
4923 (tree_ssa_dominator_optimize): Discover loops and some basic
4924 properties. Remove forwarder blocks recreated by loop header
4925 canonicalization. Also mark backedges in the CFG.
4926 * tree-ssa-threadupdate.c: Include cfgloop.h
4927 (rediscover_loops_after_threading): Define.
4928 (struct local_info): New field, JUMP_THREADED.
4929 (prune_undesirable_thread_requests): New function.
4930 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4931 then record that fact for the callers of redirct_edges.
4932 (thread_block): If BB has incoming backedges, then call
4933 prune_undesirable_thraed_requests. Note when we are
4934 going to have to rediscover loop information. Return a
4935 boolean indicating if any jumps were threaded.
4936 (thread_through_all_blocks): Bubble up boolean indicating
4937 if any jumps were threaded.
4938 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4939 (tree-ssa-threadupdate.o): Similarly.
4941 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4943 * fold-const.c (fold_ternary): Unroll the "for" loop to
4946 2005-03-04 Andrew Haley <aph@redhat.com>
4948 * unwind-dw2-fde-glibc.c (struct
4949 unw_eh_callback_data.check_cache): New field.
4950 (frame_hdr_cache): New.
4951 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4952 Cache frame header info.
4954 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4956 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4957 (print_c_condition): Declare.
4958 * read-rtl.c (ptr_loc): New structure.
4959 (ptr_locs, ptr_loc_obstack, joined_conditions)
4960 (joined_conditions_obstack): New variables.
4961 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4962 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4963 (join_c_conditions, print_c_condition): New functions.
4964 (apply_macro_to_string): Associate the new string with the same
4965 source location as the old one.
4966 (add_condition_to_string): Use join_c_conditions.
4967 (read_string): Use set_rtx_ptr_loc to record a filename and line
4968 number for the string.
4969 (read_rtx): Initialize the new variables above.
4970 * genattrtab.c (write_test_expr, write_attr_value): Use
4972 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4973 comment above the GCC_VERSION check.
4974 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4975 Inline the definition of MAYBE_EVAL.
4976 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4977 * genoutput.c (process_template): Likewise.
4978 * genpreds.c (write_predicate_subfunction): Likewise.
4979 (write_predicate_expr): Use print_c_condition.
4980 * genrecog.c (write_cond): Likewise.
4981 * gensupport.c (process_rtx): Use join_c_conditions to join the
4982 conditions of a define_insn_and_split. Record a source location
4983 for the string after the "&&".
4984 (alter_test_for_insn): Use join_c_conditions.
4986 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4989 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4990 PR tree-optimization/15784
4991 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4994 2005-03-04 Ben Elliston <bje@au.ibm.com>
4996 * gcc.c (option_map): Add --coverage.
4997 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4998 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4999 * config/darwin.h: Pass -lgcov for `coverage'.
5000 * doc/invoke.texi (Debugging Options): Document --coverage.
5002 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5004 * gcse.c (bypass_block): Use find_edge wherever possible.
5006 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5010 * c-opts.c (c_common_parse_file): Call start_source_file
5011 and end_source_file at the approriate times.
5013 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5014 the main file, it will be done for us now.
5016 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5018 * fold-const.c (fold_ternary): New.
5019 (fold): Call fold_ternary on ternary expressions. Remove
5020 handling of ternary expressions.
5022 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5024 PR tree-optimization/15784
5025 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5028 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5030 * config/rs6000/predicates.md (branch_comparison_operator):
5031 Convert from C block to conditional format.
5033 2005-03-03 Jan Hubicka <jh@suse.cz>
5035 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5036 and non-constant public variables.
5038 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5040 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5043 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5046 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5047 calls to release_ssa_name and release_phi_node.
5049 * fold-const.c (fold): Remove handling of unary expressions.
5051 * fold-const.c (fold_unary): Avoid directly using the original
5052 expression t as much as possible.
5054 2005-03-03 Roger Sayle <roger@eyesopen.com>
5055 Andrew Pinski <pinskia@physics.uc.edu>
5057 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5058 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5060 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5062 Describe special registers SRP and MOF as allocatable registers.
5063 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5064 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5065 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5066 TARGET_HAS_MUL_INSNS.
5067 (cris_print_operand) <case 'd'>: New case.
5068 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5069 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5071 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5072 (REG_ALLOC_ORDER): Update for MOF.
5073 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5075 (GENERAL_REGS): No longer a define of ALL_REGS.
5076 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5077 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5079 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5080 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5081 (SECONDARY_RELOAD_CLASS): Define.
5082 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5083 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5084 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5085 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5086 (REGISTER_MOVE_COST): Define.
5087 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5088 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5089 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5090 (CRIS_MOF_REGNUM): New define_constants.
5091 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5093 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5095 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5096 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5097 Adjust for MOF being properly described as a register.
5098 (indir_to_reg_split): Name this split. Conditionalize on the
5099 destination register being a general register.
5100 (movei): Conditionalize on on operands 0 and 1 having the same
5103 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5106 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5107 -mcpu to override any other explicitly given flags.
5109 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5111 * recog.c (verify_changes, confirm_change_group): New functions,
5112 broken out of apply_change_group.
5113 (apply_change_group): Use them.
5114 * recog.h (verify_change, confirm_change_group): Declare.
5115 * rtl.h (redirect_jump_2): Declare.
5116 * jump.c (redirect_exp, invert_exp): Delete.
5117 (invert_exp_1): Take second parameter. Return value. Changed caller.
5118 (redirect_jump_2): New function, broken out of redirect_jump.
5119 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5120 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5121 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5123 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5125 * varasm.c (named_section): Use xstrdup rather than doing it by
5128 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5130 2005-03-02 Devang Patel <dpatel@apple.com>
5132 Undo PR tree-optimization/18815 fix.
5134 2005-03-02 Devang Patel <dpatel@apple.com>
5136 PR tree-optimization/18815
5137 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5138 loops with zero exit edges.
5140 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5142 * cfg.c (connect_src, connect_dest, disconnect_src,
5143 disconnct_dest): New.
5144 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5145 redirect_edge_pred): Use the new functions.
5147 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5148 free_dominance_info only when needed.
5150 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5153 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5154 (reg_or_sub_cint64_operand): Same.
5156 2005-03-02 Jeff Law <law@redhat.com>
5158 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5159 CFG_ALTERED in the main DOM iteration loop.
5161 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5164 * varasm.c (initializer_constant_valid_p): Allow conversions
5165 between OFFSET_TYPEs. Tidy.
5167 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5169 * config/cris/cris.md ("return"): Remove epilogue delay list
5172 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5174 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5176 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5178 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5180 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5181 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5182 config/m68k/m68k.c, config/mips/mips.h,
5183 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5184 doc/include/gcc-common.texi: Update copyright.
5186 PR middle-end/18029 and PR middle-end/18030
5187 * expr.c (optimize_bitfield_assignment_op): Add a special case
5188 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5190 * fold-const.c (fold_unary): New.
5191 (fold): Call fold_unary on unary expressions.
5193 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5195 * cgraph.h (struct cgraph_edge): Add prev_caller and
5197 (cgraph_node_remove_callees): Export.
5198 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5200 (cgraph_edge_remove_callee): New function.
5201 (cgraph_edge_remove_caller): Likewise.
5202 (cgraph_remove_edge): Use.
5203 (cgraph_redirect_edge_callee): Likewise.
5204 (cgraph_node_remove_callees): New function.
5205 (cgraph_node_remove_callers): Likewise.
5206 (cgraph_remove_node): Use.
5207 * tree-optimize.c (tree_rest_of_compilation): Use
5208 cgraph_node_remove_callees instead of manual loop.
5209 * cgraphunit.c (cgraph_finalize_function): Likewise.
5210 (cgraph_expand_function): Likewise.
5211 (cgraph_remove_unreachable_nodes): Likewise.
5213 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5216 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5218 * c-decl.c (undeclared_variable): Take location as argument.
5219 * c-typeck.c (build_external_ref): Likewise.
5220 * c-parser.c (c_parser_postfix_expression): Pass location of
5221 identifier to build_external_ref.
5223 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5225 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5226 CCEQ mode for branch_positive_comparison_operator test.
5227 * config/rs6000/predicates (branch_comparison_operator): Revert to
5229 (scc_comparison_operator): Same.
5230 (branch_positive_comparison_operator): Same.
5232 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5234 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5235 (cris_delay_slots_for_epilogue): Remove.
5236 (save_last): Move into cris_target_asm_function_epilogue.
5237 (cris_target_asm_function_epilogue): Remove tests for file being
5239 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5240 (cris_delay_slots_for_epilogue): Remove prototypes.
5241 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5242 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5244 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5246 * config/rs6000/predicates.md (branch_comparison_operator): Change
5247 to define_special_predicate.
5248 (scc_comparison_operator): Same.
5249 (branch_positive_comparison_operator): Same.
5251 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5253 * Makefile.in (tree-ssa-sink.o): New.
5254 (OBJS-common): Add tree-ssa-sink.o.
5255 * common.opt: Add -ftree-sink
5256 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5257 * timevar.def (TV_TREE_SINK): new timevar.
5258 * tree-flow.h (is_hidden_global_store): Prototype.
5259 * tree-optimize.c (init_tree_optimization_passes): Add
5261 * tree-pass.h (pass_sink_code): New.
5262 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5263 for non-obvious global store store to is_hidden_global_store, and
5264 call that new function.
5265 * tree-ssa-sink.c: New file.
5266 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5267 * doc/passes.texi: Document forward store motion.
5268 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5269 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5270 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5271 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5273 2005-03-01 Per Bothner <per@bothner.com>
5275 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5276 and we have a non-zero column-number, add it to the message.
5277 Also factor out the diagnostic_kind_text.
5279 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5281 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5282 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5283 flow_loop_scan): Removed.
5284 (flow_loop_dump): Do not dump removed fields.
5285 (flow_loop_free): Do not free removed fields.
5286 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5287 (loop_exit_edge_p): New function.
5288 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5289 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5290 num_exits, exits_doms.
5291 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5292 LOOP_EDGES, LOOP_ALL): Removed.
5293 (flow_loop_scan): Declaration removed.
5294 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5295 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5297 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5298 (if_convert): Call flow_loops_find and flow_loops_free
5299 when calling mark_loop_exit_edges.
5300 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5301 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5302 free_dominance_info calls.
5303 * loop-init.c (flow_loops_find): Ditto.
5304 * passes.c (rest_of_handle_branch_prob): Ditto.
5305 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5306 * loop-unroll.c (analyze_insns_in_loop): Do not use
5308 * predict.c (predict_loops): Do not call flow_loop_scan.
5309 Use get_loop_exit_edges.
5310 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5311 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5312 Do not use EDGE_LOOP_EXIT.
5313 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5314 to bb_with_exit_edge_p.
5315 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5316 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5317 to bb_with_exit_edge_p.
5318 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5320 * tree-loop-linear.c (linear_transform_loops): Do not call
5321 flow_loop_scan. Use loop->single_exit.
5322 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5323 (vect_analyze_loop_form): Do not call flow_loop_scan.
5324 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5326 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5328 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5329 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5330 slpeel_tree_duplicate_loop_to_edge_cfg,
5331 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5332 Use loop_preheader_edge and loop->single_exit. Do not call
5335 2005-03-01 Nick Clifton <nickc@redhat.com>
5337 * config/arm/arm.c (thumb_find_work_register): Check all of the
5338 argument registers to see if they are free, and a couple of
5339 special cases where the last argument register but can be proved
5340 to be available during the function's prologue.
5341 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5342 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5343 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5345 (thumb_compute_save_reg_mask): Likewise. Also use
5346 thumb_find_work_register() to ensure that there is agreement about
5347 which work register is going to be used in the prologue.
5348 (thumb_output_function_prologue): Use unsigned long as the type
5349 for the register bit-mask. Also delay pushing the link register if
5350 other high registers are going to be pushed.
5351 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5352 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5353 redundant prototypes.
5355 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5358 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5359 and after reload in REG+REG indexed addresses without REG_POINTER
5360 set in the base and not set in the index.
5362 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5365 Don't undefine here.
5366 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5367 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5368 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5369 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5370 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5372 * config.gcc (sh*-*-linux*): Use config/linux.h.
5374 2005-02-28 Dale Johannesen <dalej@apple.com>
5375 Stan Shebs <shebs@apple.com>
5377 Rewrite of 64-bit Darwin structure-by-value pass/return.
5378 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5379 intoffset, use_stack, named.
5380 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5381 (rs6000_darwin64_record_arg_advance_flush): New.
5382 (rs6000_darwin64_record_arg_advance_recurse): New.
5383 (rs6000_darwin64_record_arg_flush): New.
5384 (rs6000_darwin64_record_arg_recurse): New.
5385 (rs6000_darwin64_record_arg): New.
5386 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5387 (function_arg_boundary): Handle 128-bit aligned structs.
5388 (function_arg_advance): Rewrite darwin64 struct handling.
5389 (function_arg): Call rs6000_darwin64_record_arg.
5390 (function_arg_partial_nregs): Handle darwin64 structs.
5391 (rs6000_darwin64_function_value): Remove.
5392 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5394 2005-02-28 Roger Sayle <roger@eyesopen.com>
5396 PR tree-optimization/20216
5397 * tree-chrec.c (tree_fold_factorial): Delete.
5398 (tree_fold_binomial): Change argument list to take a return type
5399 and change the type of K to unsigned int. Rewrite to avoid explicit
5400 evaluation of factorials, and (recursively) calling fold to perform
5401 compile-time arithmetic. Return NULL on (internal) overflow.
5402 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5403 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5404 if any intermediate calculation overflows.
5405 (chrec_apply): Update call to chrec_evaluate.
5407 2005-02-28 James E Wilson <wilson@specifixinc.com>
5409 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5411 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5414 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5415 instead of NULL_TREE on error.
5417 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5419 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5420 (EASY_VECTOR_15_ADD_SELF): Remove.
5421 (num_insns_constant_wide): Not static.
5422 (validate_condition_mode): Not static.
5423 (toc_relative_expr_p): Not static.
5424 (legitimate_indirect_address_p): Not static.
5425 (macho_lo_sum_memory_operand): Not static.
5426 (invalid_e500_subreg): Not static.
5427 (easy_vector_same): Not static.
5428 (easy_vector_splat_const): Not static.
5429 (RS6000_SYMBOL_REF_TLS_P): Remove.
5430 (any_operand): Delete.
5431 (any_parallel_operand): Delete.
5432 (count_register_operand): Delete.
5433 (altivec_register_operand): Delete.
5434 (xer_operand): Delete.
5435 (s8bit_cint_operand): Delete.
5436 (short_cint_operand): Delete.
5437 (u_short_cint_operand): Delete.
5438 (non_short_cint_operand): Delete.
5439 (exact_log2_cint_operand): Delete.
5440 (gpc_reg_operand): Delete.
5441 (cc_reg_operand): Delete.
5442 (cc_reg_not_cr0_operand): Delete.
5443 (reg_or_short_operand): Delete.
5444 (reg_or_neg_short_operand): Delete.
5445 (reg_or_aligned_short_operand): Delete.
5446 (reg_or_u_short_operand): Delete.
5447 (reg_or_cint_operand): Delete.
5448 (reg_or_arith_cint_operand): Delete.
5449 (reg_or_add_cint64_operand): Delete.
5450 (reg_or_sub_cint64_operand): Delete.
5451 (reg_or_logical_cint_operand): Delete.
5452 (got_operand): Delete.
5453 (got_no_const_operand): Delete.
5454 (easy_fp_constant): Delete.
5455 (easy_vector_constant): Delete.
5456 (easy_vector_constant_add_self): Delete.
5457 (zero_constant): Delete.
5458 (zero_fp_constant): Delete.
5459 (volatile_mem_operand): Delete.
5460 (offsettable_mem_operand): Delete.
5461 (mem_or_easy_const_operand): Delete.
5462 (add_operand): Delete.
5463 (non_add_cint_operand): Delete.
5464 (logical_operand): Delete.
5465 (non_logical_cint_operand): Delete.
5466 (mask_operand): Delete.
5467 (mask_operand_wrap): Delete.
5468 (mask64_operand): Delete.
5469 (mask64_2_operand): Delete.
5470 (and64_operand): Delete.
5471 (and64_2_operand): Delete.
5472 (and_operand): Delete.
5473 (reg_or_mem_operand): Delete.
5474 (lwa_operand): Delete.
5475 (symbol_ref_operand): Delete.
5476 (call_operand): Delete.
5477 (current_file_function_operand): Delete.
5478 (input_operand): Delete.
5479 (rs6000_nonimmediate_operand): Delete.
5480 (rs6000_tls_symbol_ref): Delete.
5481 (save_world_operation): Delete.
5482 (restore_world_operation): Delete.
5483 (load_multiple_operation): Delete.
5484 (store_multiple_operation): Delete.
5485 (vrsave_operation): Delete.
5486 (mfcr_operation): Delete.
5487 (mtcrf_operation): Delete.
5488 (lmw_operation): Delete.
5489 (stmw_operation): Delete.
5490 (branch_comparison_operator): Delete.
5491 (branch_positive_comparison_operator): Delete.
5492 (scc_comparison_operator): Delete.
5493 (trap_comparison_operator): Delete.
5494 (boolean_operator): Delete.
5495 (boolean_or_operator): Delete.
5496 (min_max_operator): Delete.
5497 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5498 (EASY_VECTOR_15): Moved to here.
5499 (EASY_VECTOR_15_ADD_SELF): Move to here.
5500 (PREDICATE_CODES): Delete.
5501 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5502 Declare functions no longer static.
5503 * config/rs6000/predicates.md: New.
5504 * config/rs6000/rs6000.md: Include predicates.md
5506 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5508 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5509 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5511 * cfgrtl.c (need_fake_edge_p): Likewise.
5512 * combine.c (distribute_notes): Likewise.
5513 * emit-rtl.c (try_split): Likewise.
5514 * recog.c (peephole2_opimize): Likewise.
5515 * reg-notes.def (ALWAYS_RETURN): Remove.
5516 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5517 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5518 * tree.h (ECF_ALWAYS_RETURN): Remove.
5520 2005-02-28 Roger Sayle <roger@eyesopen.com>
5523 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5524 between different machine modes is never a "useless" conversion.
5526 2005-02-28 Geert Bosch <bosch@gnat.com>
5529 * doc/contrib.texi: List contributors for Ada front end
5531 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5533 * simplify-rtx.c (simplify_unary_operation_1,
5534 simplify_const_unary_operation): New, extracted from...
5535 (simplify_unary_operation): ... this one.
5536 (simplify_binary_operation_1,
5537 simplify_const_binary_operation): New, extracted from...
5538 (simplify_binary_operation): ... this one.
5539 * rtl.h (simplify_const_unary_operation,
5540 simplify_const_binary_operation): Add prototypes.
5542 2005-02-28 Julian Brown <julian@codesourcery.com>
5544 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5545 building libjava and caused PR regression/20228.
5547 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5550 * Makefile.in (host_subdir): New.
5551 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5552 * configure: Regenerate.
5554 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5556 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5557 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5558 installation directory first.
5560 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5563 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5564 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5565 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5566 * config/cris/cris.md: Tweak comments referring to Q.
5567 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5568 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5569 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5570 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5571 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5572 Insert spaces in constraints to align alternatives vertically for
5574 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5577 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5579 PR rtl-optimization/17728
5580 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5581 operand 0 from general_operand to move_dest_operand.
5583 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5585 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5586 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5587 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5588 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5590 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5592 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5593 * configure: Regenerate.
5594 * libada-mk.in: Remove CC; rename
5595 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5597 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5600 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5601 for the lhs, also walk over the tree. Likewise for rhs.
5603 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5605 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5606 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5607 Do not propagate value of iv before increment over the increment.
5609 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5611 * c-parser.c: New file.
5612 * c-parse.in: Remove.
5613 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5615 (c-parser.o): Add dependencies.
5616 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5617 maintainer-clean, TAGS): Update.
5618 * c-config-lang.in (gtfiles): Update.
5619 * gengtype-lex.l: Don't handle "@@".
5620 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5621 objc_build_synchronized, objc_begin_try_stmt,
5622 objc_begin_catch_clause, objc_finish_catch_clause,
5623 objc_build_finally_clause, objc_finish_try_stmt): New.
5624 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5626 (c_parse_init): Update comment.
5627 * c-decl.c (c_init_decl_processing): Update comment.
5628 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5629 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5630 new c_declspecs members.
5632 2005-02-25 Julian Brown <julian@codesourcery.com>
5634 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5635 from being used for symbols with vague linkage when
5636 HAVE_GAS_COMDAT_GROUP is true.
5638 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5640 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5642 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5645 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5646 (LIBGCC2_HAS_DF_MODE): New.
5647 (LIBGCC2_HAS_XF_MODE): New.
5648 (LIBGCC2_HAS_TF_MODE): New.
5649 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5650 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5651 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5652 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5653 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5654 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5655 and add _fixtfdi, _fixunstfdi, _floatditf
5656 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5657 L_fixunstfdi, L_floatditf.
5658 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5659 (LIBGCC2_HAS_TF_MODE): Define.
5661 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5663 PR tree-optimization/20204
5664 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5665 REWRITE_THIS_STMT markers on PHI nodes.
5666 (rewrite_initialize_block): Likewise.
5668 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5670 * version.c (version_string): Update to 4.1.
5672 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5674 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5675 Clarify that the alternative way doesn't work in GNU C++.
5677 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5679 PR tree-optimization/19937
5680 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5681 to the type of the induction variable.
5683 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5685 PR rtl-optimization/20117
5686 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5687 the block including noncopyable insn.
5689 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5691 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5692 calls to find_reg_note.
5694 2005-02-24 Richard Henderson <rth@redhat.com>
5697 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5700 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5702 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5703 vector types if to use base reg for misaligned non-word ld/std.
5705 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5708 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5709 dwarf2 label manually and put it after, not before the prologue.
5711 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5714 * reload.c (operands_match_p): Only increment register number for
5715 SCALAR_INT_MODE_P modes in multiple hard registers.
5717 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5720 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5722 * ChangeLog.5: Fix log message typo(s).
5723 * ChangeLog.7: Likewise.
5724 * ChangeLog.tree-ssa: Likewise.
5725 * cfgexpand.c: Fix comment typo(s).
5726 * conflict.c: Likewise.
5727 * defaults.h: Likewise.
5728 * dwarf2out.c: Likewise.
5730 * ggc-page.c: Likewise.
5731 * tree-eh.c: Likewise.
5732 * tree-ssa-dom.c: Likewise.
5734 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5737 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5738 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5739 if SHARED is defined.
5742 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5743 allow splitting only if operands 0 and 3 don't overlap.
5745 2005-02-24 Richard Henderson <rth@redhat.com>
5748 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5749 (fold_builtin_1): Call them.
5750 * fold-const.c (fold_complex_mult_parts): Split out from ...
5751 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5752 (fold_complex_div_parts, fold_complex_div): New.
5754 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5756 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5758 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5759 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5761 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5762 (print_node): Likewise.
5763 Print TYPE_SIZES_GIMPLIFIED.
5765 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5767 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5768 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5769 operands as commutative in constraints.
5771 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5773 * tree-into-ssa.c: Re-organize internal functions.
5775 2005-02-24 Richard Henderson <rth@redhat.com>
5778 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5780 * common.opt (fcx-limited-range): New.
5781 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5782 * toplev.c (flag_complex_method): Initialize to 1.
5783 (process_options): Set flag_complex_method to 0 if
5784 flag_cx_limited_range.
5785 * doc/invoke.texi (-fcx-limited-range): New.
5787 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5789 * cse.c (delete_trivially_dead_insns): Speed up by using
5790 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5793 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5795 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5796 functions when -mid-shared-library is being used.
5798 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5800 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5801 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5802 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5803 * system.h: Poison LINK_LIBGCC_SPECIAL.
5805 2005-02-23 James E Wilson <wilson@specifixinc.com>
5807 * gengtype.c (note_insn_name): Make 1 element larger.
5809 2005-02-23 Roger Sayle <roger@eyesopen.com>
5812 PR rtl-optimization/20097
5813 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5814 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5816 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5818 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5819 * t-aix52 (SHLIB_INSTALL): Same.
5821 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5823 * genpreds.c: Update copyright.
5825 2005-02-23 Michael Beach <michaelb@ieee.org>
5828 * config/sparc/t-elf (startup files): Assemble with CPP.
5830 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5832 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5833 (write_predicate_expr): Likewise.
5835 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5837 PR tree-optimization/20100
5838 PR tree-optimization/20115
5839 * tree-optimize.c (init_tree_optimization_passes): Remove
5840 pass_maybe_create_global_var.
5841 * tree-pass.h (pass_maybe_create_global_var): Remove.
5842 * tree-ssa-alias.c (aliases_computed_p): Declare.
5843 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5844 (count_calls_and_maybe_create_global_var): Remove.
5845 (pass_maybe_create_global_var): Remove.
5846 (init_alias_info): Do not declare aliases_computed_p.
5847 (maybe_create_global_var): If the function contains no
5848 call-clobbered variables and a mix of pure/const and regular
5849 function calls, create .GLOBAL_VAR.
5850 Mark all call-clobbered variables for renaming.
5851 (merge_pointed_to_info): Update comment.
5852 (add_pointed_to_var): Likewise.
5853 (is_escape_site): Likewise.
5854 Accept struct alias_info * instead of size_t *.
5856 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5858 * tree-ssa-operands.c (get_call_expr_operands): If
5859 ALIASES_COMPUTED_P is false, do not add call-clobbering
5861 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5862 (delete_tree_ssa): Likewise.
5864 2005-02-22 James E Wilson <wilson@specifixinc.com>
5866 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5867 (do_compile): Do call it here.
5869 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5871 PR rtl-optimization/20017.
5872 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5873 rest_of_handle_cse2, rest_of_handle_gcse): Call
5874 delete_dead_jumptables immediately before calling cleanup_cfg.
5876 2005-02-22 Devang Patel <dpatel@apple.com>
5879 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5882 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5884 * config/rs6000/aix.h (WINT_TYPE): Define.
5886 2005-02-22 Stan Shebs <shebs@apple.com>
5888 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5889 natural alignment for 64-bit Darwin.
5890 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5892 * doc/invoke.texi: Document this.
5894 2005-02-22 DJ Delorie <dj@redhat.com>
5896 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5897 to make_[un]signed_type, not the mode itself.
5899 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5901 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5902 not available. Use tail calls wherever possible.
5903 (make_edge): Call unchecked_make_edge to create an edge.
5905 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5906 (coalesce_ssa_name): Don't check for
5907 SSANORM_USE_COALESCE_LIST.
5908 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5910 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5912 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5913 (rewrite_into_ssa): ... here.
5915 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5917 PR tree-optimization/19786
5918 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5919 tag to another's may-alias bitmap when adding to the other's list.
5921 2005-02-21 DJ Delorie <dj@redhat.com>
5923 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5924 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5925 registers in unsupported ways.
5926 * expmed.c (init_expmed): Likewise.
5928 2005-02-21 Stan Cox <scox@redhat.com>
5930 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5932 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5934 * tree-cfg.c (fold_cond_expr_cond): New.
5935 (make_edges): Call fold_cond_expr_cond.
5936 (find_taken_edge): Accept nothing but INTEGER_CST.
5937 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5939 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5941 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5942 that do not belong to any basic block.
5944 2005-02-21 Jeff Law <law@redhat.com>
5946 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5949 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5951 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5952 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5953 Adjust their definitions.
5954 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5955 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5957 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5958 genautomata.c, langhooks.c, langhooks.h, system.h,
5959 config/arm/lib1funcs.asm: Update copyright.
5961 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5963 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5965 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5968 * doc/install.texi: Document --with-gc.
5970 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5972 * simplify-rtx.c (simplify_unary_operation): Add a missing
5975 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5977 PR tree-optimization/18663
5978 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5979 if the type has variable bounds.
5981 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5983 * gcse.c: Remove an obsolete comment.
5985 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5987 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5989 * doc/extend.texi (Function Attributes) <Attribute const>: The
5990 attribute "pure" is below this text, not above.
5992 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5994 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5995 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5996 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5998 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6001 * langhooks.h (struct lang_hooks): Add to_target_charset.
6002 * langhooks.c (lhd_to_target_charset): New function.
6003 * langhooks-def.h: Declare lhd_to_target_charset.
6004 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6005 (LANG_HOOKS_INITIALIZER): Update.
6006 * c-common.c (c_common_to_target_charset): New function.
6007 * c-common.h: Declare it.
6008 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6009 c_common_to_target_charset.
6011 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6012 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6014 * system.h: Poison them.
6015 * doc/tm.texi: Don't discuss them.
6016 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6017 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6018 (pp_c_char): Do not attempt to generate letter escapes for
6020 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6021 * config/mips/mips.c (mips_output_ascii): Likewise.
6023 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6025 PR tree-optimization/19951
6026 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6029 2005-02-19 Steven Bosscher <stevenb@suse.de>
6032 * function.h (struct function): New field `max_loop_depth'.
6033 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6034 (flow_loops_find): Reset the max loop depth count before finding loops.
6035 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6036 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6037 (calculate_global_regs_live): Make sure the loop will terminate
6038 when the initial sets are not empty.
6040 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6042 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6044 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6046 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6049 * doc/invoke.texi: Remove documentation of %M spec.
6051 (init_spec): Remove %M suffix from -lgcc_s.
6052 (do_spec_1): Remove 'M' case.
6053 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6054 to put shared libraries in the multilib directory. Remove the
6055 shlib_so_soname substitution variable. Don't add a multilib encoding
6056 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6057 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6058 SHLIB_INSTALL as well as SHLIB_LINK.
6059 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6060 (SHLIB_NAME): Delete.
6061 (SHLIB_DIR): New macro.
6062 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6063 (SHLIB_INSTALL): Adjust accordingly.
6064 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6065 * config/t-slibgcc-sld: Likewise.
6066 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6067 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6068 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6070 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6071 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6072 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6073 Use @shlib_base_name@ instead of @shlib_so_name@.
6074 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6075 and @shlib_base_name@.so in @multilib_dir@.
6076 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6077 to the install path.
6078 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6079 (SHLIB_LINK): Remove previous workaround.
6080 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6081 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6082 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6084 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6085 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6086 (SHLIB_INSTALL): Adjust accordingly.
6087 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6088 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6089 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6090 config/t-slibgcc-elf-ver.
6092 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6093 Jakub Jelinek <jakub@redhat.com>
6095 PR tree-optimization/19828
6096 * tree-ssa-loop-im.c: Add a TODO comment.
6097 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6098 without side-effects.
6100 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6102 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6105 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6107 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6108 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6109 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6111 (ia64_reorg): Delete fixup_errata call.
6112 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6113 (TARGET_SWITCHES): Delete -mb-step entry.
6115 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6118 * c-typeck.c (composite_type): Handle quals in transparent unions.
6119 (type_lists_compatible_p): Likewise.
6121 2005-02-18 Stan Shebs <shebs@apple.com>
6123 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6124 expressions in the .literal8 section.
6126 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6128 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6130 2005-02-18 Roger Sayle <roger@eyesopen.com>
6132 * fold-const.c (constant_boolean_node): Always create values of the
6133 specified type, don't bother calling truthvalue_conversion.
6135 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6137 * except.c (output_function_exception_table): Call
6138 assemble_external_libcall (eh_personality_libfunc).
6140 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6143 * config/ia64/ia64.h (struct machine_function): Add state_num.
6144 * config/ia64/ia64.c (process_epilogue,
6145 process_for_unwind_directive): Use new unwind state numbers each
6146 time rather than state 1.
6148 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6151 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6152 before the "*llgt_didi" pattern.
6154 2005-02-18 Jason Merrill <jason@redhat.com>
6156 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6158 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6160 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6161 (div0): Use it in place of ARM_FUNC_ALIAS.
6162 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6164 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6167 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6168 access, the lower bound of the array type if it exists.
6170 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6173 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6174 cases that are out-of-range for the index type.
6176 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6178 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6179 (estimate_case_costs): Don't call convert.
6180 * expmed.c (expand_shift): Likewise.
6181 (make_tree): Call fold_convert instead of convert.
6183 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6186 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6187 that ref to be marked MEM_READONLY_P doesn't have base that needs
6190 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6192 * genautomata.c (output_get_cpu_unit_code_func,
6193 output_cpu_unit_reservation_p): Don't generate old-style function
6196 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6199 PR tree-optimization/20009
6200 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6202 PR tree-optimization/18947
6203 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6204 inline, remove all nodes that are inlined into the extern inline
6207 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6209 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6210 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6211 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6212 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6215 2005-02-17 Roger Sayle <roger@eyesopen.com>
6217 PR tree-optimization/19917
6218 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6219 to be potentially trapping.
6221 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6223 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6225 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6227 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6228 tem becomes a local variable which is set to the value of the
6229 back end defined INITIAL_FRAME_ADDRESS macro.
6230 (expand_builtin_frame_address): Omit the base parameter to
6231 expand_builtin_return_addr.
6232 (expand_builtin_profile_func): Likewise.
6233 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6234 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6235 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6237 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6239 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6240 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6241 * config/frv/frv.c (frv_function_epilogue): Likewise.
6243 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6245 * lambda-code (perfect_nestify): Remove mark/unmark
6247 * tree-loop-linear.c (linear_transform_loops): Add
6248 rewrite_into_ssa call so that ssa is correct for
6249 rewriting into loop closed.
6251 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6253 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6254 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6256 * bt-load.c (btr_def_live_range, combine_btr_defs,
6257 migrate_btr_def, migrate_btr_defs): Likewise.
6258 * cfgcleanup.c (thread_jump): Likewise.
6259 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6260 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6261 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6262 df_rd_local_compute, df_reg_info_compute): Likewise.
6263 * dominance.c (init_dom_info, free_dom_info): Likewise.
6264 * flow.c (init_propagate_block_info,
6265 free_propagate_block_info): Likewise.
6266 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6267 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6268 modify_reg_pav): Likewise.
6269 * loop-invariant.c (find_defs, find_invariant_insn,
6270 find_invariants, free_inv_motion_data): Likewise.
6271 * predict.c (tree_predict_by_opcode,
6272 estimate_bb_frequencies): Likewise.
6273 * stmt.c (expand_case): Likewise.
6274 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6275 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6276 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6277 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6278 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6279 rewrite_ssa_into_ssa): Likewise.
6280 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6281 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6282 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6283 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6284 * tree-sra.c (tree_sra): Likewise.
6285 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6286 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6287 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6289 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6290 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6292 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6293 calculate_live_on_entry, calculate_live_on_exit,
6294 build_tree_conflict_graph): Likewise.
6295 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6296 record_important_candidates, set_use_iv_cost, find_depends,
6297 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6298 tree_ssa_iv_optimize_finalize): Likewise.
6299 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6300 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6301 tree_duplicate_loop_to_header_edge): Likewise.
6302 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6303 * tree-ssa.c (verify_flow_insensitive_alias_info,
6304 verify_name_tags, verify_ssa, init_tree_ssa,
6305 delete_tree_ssa): Likewise.
6306 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6307 fini_ssanames): Likewise.
6308 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6310 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6312 * config/rs6000/t-rtems: Completely reworked.
6314 2005-02-17 Ira Rosen <irar@il.ibm.com>
6316 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6318 2005-02-17 Ira Rosen <irar@il.ibm.com>
6320 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6321 POINTER_TYPE_P when checking that type is a pointer.
6322 (vect_get_memtag): Remove.
6323 (vect_address_analysis): Use POINTER_TYPE_P. Call
6324 vect_object_analysis with dummy parameter for memtag.
6325 (vect_object_analysis): Extract memtag (functionality that
6326 used to be in vect_get_memtag and moved here). Fix printings.
6327 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6328 with correct parameters. Remove call to vect_get_memtag.
6330 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6332 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6333 (tree-vectorizer.o): Added missing dependencies.
6335 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6337 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6338 declaration in tree-vectorizer.c, now has an extern declaration in
6340 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6341 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6342 get_vectype_for_scalar_type, vect_is_simple_use,
6343 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6344 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6345 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6346 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6347 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6348 find_loop_location): Likewise.
6350 * tree-vectorizer.c (langhooks.h): #include removed.
6351 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6352 moved to tree-vectorized.h.
6353 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6354 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6355 get_vectype_for_scalar_type, vect_is_simple_use,
6356 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6357 vect_supportable_dr_alignment, new_loop_vec_info,
6358 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6359 vect_set_verbosity_level, find_loop_location): Likewise.
6361 (vect_analyze_loop): Function externalized. Declaration moved to
6362 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6363 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6364 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6365 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6366 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6367 vect_enhance_data_refs_alignment, vect_analyze_operations,
6368 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6369 vect_stmt_relevant_p, vect_get_loop_niters,
6370 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6371 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6372 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6373 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6374 vect_get_memtag): Likewise.
6376 (vectorizable_load): Function externalized. Declaration moved to
6377 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6378 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6379 vect_transform_loop): Likewise.
6380 (vect_transform_stmt): Moved to tree-vect-transform.c.
6381 (vect_align_data_ref, vect_create_destination_var,
6382 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6383 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6384 vect_get_vec_def_for_operand, vect_init_vector,
6385 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6386 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6387 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6388 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6389 vect_do_peeling_for_loop_bound): Likewise.
6391 * tree-vect-analyze.c: New file.
6392 * tree-vect-transform.c: New file.
6394 2005-02-17 Jason Merrill <jason@redhat.com>
6396 PR mudflap/19319, c++/19317
6397 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6400 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6402 * doc/install.texi (Specific): Update link for Darwin-specific
6405 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6407 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6408 constant_boolean_node.
6410 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6413 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6414 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6416 2005-02-16 Richard Henderson <rth@redhat.com>
6419 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6421 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6422 replace uses with Wtype_MAXp1_F.
6423 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6424 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6425 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6426 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6427 and HAVE_TFMODE as appropriate.
6428 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6429 (__floatdisf): Likewise.
6430 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6431 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6432 (Wtype_MAXp1_F): New.
6433 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6434 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6436 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6439 * arm.c (arm_apply_result_size): New function.
6440 * arm.h (APPLY_RESULT_SIZE): Define.
6441 * arm-protos.h (arm_apply_result_size): Add prototype.
6442 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6443 (movxf): New expand.
6444 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6445 (call_value_symbol): Remove predicate for operand 0.
6446 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6447 (untyped_call): Rework to correclty return values for any type.
6448 (untyped_return): New expand.
6449 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6451 2005-02-16 Stan Shebs <shebs@apple.com>
6453 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6454 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6456 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6458 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6459 configure settings on Solaris 7 and later.
6461 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6463 PR tree-optimization/19865
6464 * tree-optimize.c (init_tree_optimization_passes): Run
6465 pass_may_alias after pass_sra.
6467 2005-02-16 Richard Henderson <rth@redhat.com>
6468 Stuart Hastings <stuart@apple.com>
6471 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6472 Do nothing if debug info suppressed for this function.
6473 (dbxout_begin_function): Early exit if debug info suppressed for
6476 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6479 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6481 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6483 PR tree-optimization/19967
6484 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6485 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6486 argument TYPE. Adjust calls to fold_builtin_XXX.
6487 (expand_builtin, fold_builtin_1): Adjust calls to
6489 (fold_builtin_strchr, fold_builtin_strpbrk,
6490 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6491 result to a requested type TYPE.
6493 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6496 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6497 (T)x & (T)cst if (T)cst overflows.
6498 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6499 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6501 2005-02-15 Jeff Law <law@redhat.com>
6503 * gcse.c (blocks_with_calls): New bitmap.
6504 (alloc_gcse_mem): Allocate it.
6505 (free_gcse_mem): Free it.
6506 (clear_modifY_mem_tables): Clear it.
6507 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6508 when we encounter CALL_INSNs.
6509 (compute_transp, case MEM): Handle blocks with calls separate
6510 from blocks without calls. Use bitmap iterators rather than
6513 2005-02-15 Peter O'Gorman <peter@pogma.com>
6516 * mklibgcc.in (vis_hide): Use a temporary object file, not
6519 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6522 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6523 access optimization.
6525 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6526 Alan Modra <amodra@bigpond.net.au>
6529 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6530 (_xlqsub): Rename to __gcc_qsub.
6531 (_xlqmul): Rename to __gcc_qmul.
6532 (_xlqdiv): Rename to __gcc_qdiv.
6533 Provide versioned symbol aliases with old names.
6534 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6535 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6536 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6537 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6538 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6540 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6542 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6543 Fold ~(A - 1) and ~(A + -1) to -A.
6545 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6549 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6550 config/pa/pa-host.c:pa_gt_pch_use_address.
6552 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6554 * tree-vn.c (get_value_handle): Make sure that given an
6555 is_gimple_min_invariant expression, we always return it.
6557 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6559 * passes.c (rest_of_handle_gcse): Fix a comment.
6561 2005-02-15 Jeff Law <law@redhat.com>
6563 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6565 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6566 (canon_list_insert, record_last_mem_set_info): Similarly.
6567 (clear_modify_mem_tables): Similarly.
6569 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6571 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6572 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6573 config/mips/mips.md, config/rs6000/aix.h,
6574 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6576 2005-02-15 Richard Henderson <rth@redhat.com>
6578 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6579 call to be best_edge.
6581 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6583 * basic-block.h: Adjust the prototype for find_basic_blocks.
6584 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6585 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6588 * flow.c (recompute_reg_usage): Remove all arguments.
6589 * passes.c (rest_of_compilation): Adjust the call to
6590 recompute_reg_usage.
6591 * rtl.h: Adjust the prototype for recompute_reg_usage.
6593 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6595 * tree-dump.c (dump_files): Update to reflect new member
6597 (dump_register): Add new argument.
6599 (dump_switch_p_1): Check against glob name if doglob was passed.
6600 (dump_switch_p): Check against regular first, then glob if
6601 we didn't have any hits on the dump name.
6602 * tree-optimize.c (register_one_dump_file):
6603 Pass in glob name as well.
6604 * tree-pass.h (struct dump_file_info): Add glob
6607 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6609 PR preprocessor/16323
6610 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6612 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6615 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6616 (trunctfdf2_internal1): New.
6617 (trunctfdf2_internal2): Renamed from trunctfdf2.
6619 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6621 PR tree-optimization/19853
6622 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6624 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6626 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6627 delete_dead_jumptables and cleanup_cfg.
6629 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6631 * reload.c (find_reloads): Swap address_reloaded flags when
6632 swapping commutative operands.
6634 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6636 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6637 Use standard_iv_increment_position for computing the bsi position
6639 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6642 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6645 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6646 life range of hard registers.
6647 * value-prof.c (insn_prefetch_values_to_profile): Only
6650 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6651 profile in libcalls.
6653 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6655 * bitmap.h (bitmap_and_compl_into): Return bool.
6656 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6658 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6660 PR tree-optimization/19944
6661 * fold-const.c (fold): Re-add ABS_EXPR folding.
6663 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6666 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6667 {TARGET,MASK}_XL_COMPAT.
6668 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6670 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6671 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6673 (rs6000_arg_partial_bytes): Same.
6674 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6675 and XL compatibility enabled.
6676 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6677 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6678 test to final condition.
6679 (cmptf_internal2): New.
6680 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6681 xl-compat. Add TFmode information to description.
6683 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6685 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6687 2005-02-13 Jason Merrill <jason@redhat.com>
6690 * fold-const.c (fold_indirect_ref_1): Split out from...
6691 (build_fold_indirect_ref): Here.
6692 (fold_indirect_ref): New fn.
6693 * tree.h: Declare it.
6694 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6695 (gimplify_modify_expr_rhs): Likewise.
6696 (gimplify_expr): Likewise.
6698 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6700 PR tree-optimization/14303
6701 PR tree-optimization/15784
6702 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6703 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6704 ABS_EXPR<x> != 0 to x != 0.
6706 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6708 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6709 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6710 spelling conventions.
6712 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6713 delete_trivially_dead_insns too many times.
6715 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6718 2005-02-12 Ira Rosen <irar@il.ibm.com>
6720 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6721 (vect_is_simple_iv_evolution): Remove redundant parameter
6723 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6724 without last parameter.
6725 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6726 Return pointer step. Call vect_is_simple_iv_evolution without
6727 last parameter. Check only that the step is multiple of size
6728 type. Remove stmt_vinfo updates.
6729 (vect_get_memtag_and_dr): Remove.
6730 (vect_get_memtag): New function.
6731 (vect_address_analysis): New function.
6732 (vect_object_analysis): New function.
6733 (vect_analyze_data_refs): Call vect_object_analysis and
6734 vect_get_memtag. Update stmt_vinfo fields.
6736 2005-02-12 Ira Rosen <irar@il.ibm.com>
6738 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6739 exist and are objects. Remove checks for pointer.
6740 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6741 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6742 (vect_create_data_ref_ptr): Likewise.
6743 (vect_base_addr_differ_p): New function.
6744 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6745 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6746 Don't set the DR_BASE_NAME field of data-ref.
6747 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6749 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6751 * optabs.h (enum optab_index): Add new OTI_ldexp.
6752 (ldexp_optab): Define corresponding macro.
6753 * optabs.c (init_optabs): Initialize ldexp_optab.
6754 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6756 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6758 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6759 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6761 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6762 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6765 2005-02-12 Ira Rosen <irar@il.ibm.com>
6767 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6769 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6771 (vect_get_base_and_offset): Always return an address.
6772 (vect_create_addr_base_for_vector_ref): Remove treatment for
6773 different data reference types.
6774 (vect_compute_data_ref_alignment): Rename base to base_address in
6775 stmt_vec_info. Get the object in order to force its alignment.
6776 (vect_get_memtag_and_dr): Rename base to base_address in
6777 stmt_vec_info. Extract the object for memtag analysis.
6779 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6781 PR regression/19898.
6782 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6783 changes cc_status, use apply modified_in_p to part of cc_status
6784 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6787 2005-02-11 Richard Henderson <rth@redhat.com>
6789 * tree-complex.c (expand_complex_libcall): New.
6790 (expand_complex_multiplication): Use it for c99 compliance.
6791 (expand_complex_division): Likewise.
6792 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6794 * builtins.c (built_in_names): Remove const.
6795 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6797 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6798 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6799 (built_in_names): Remove const.
6800 * c-common.c (c_common_type_for_mode): Handle complex modes.
6801 * flags.h, toplev.c (flag_complex_method): Rename from
6802 flag_complex_divide_method.
6803 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6804 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6805 * libgcc2.h: Declare them.
6806 * libgcc-std.ver: Export them.
6807 * mklibgcc.in (lib2funcs): Build them.
6809 2005-02-11 Steven Bosscher <stevenb@suse.de>
6811 PR tree-optimization/19876
6812 Partially revert my change from 2005-01-14
6813 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6814 (compute_antic): ...and remove the loop here.
6816 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6819 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6820 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6822 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6823 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6825 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6827 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6828 offsets for the big-endian 32-bit case.
6830 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6832 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6834 2005-02-11 Dale Johannesen <dalej@apple.com>
6836 * cselib.c (cselib_process_insn): Clear out regs where
6837 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6838 * reload.c (find_equiv_reg): Ditto.
6840 2005-02-11 Ian Lance Taylor <ian@airs.com>
6842 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6845 * tree.c (build_function_type_list): Work correctly if there are
6848 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6850 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6851 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6852 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6853 TARGET_ZARCH instead of TARGET_64BIT.
6855 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6857 * config/rs6000/t-rtems:
6858 (MULTILIB_OPTIONS): Remove mcpu=602.
6859 (MUTLILIB_DIRNAMES): Remove m602.
6860 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6861 Let mcpu=602 match mcpu=603.
6862 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6864 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6866 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6869 2005-02-10 David Daney <ddaney@avtrex.com>
6871 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6872 * config/i386/linux-unwind.h: Likewise.
6873 * config/ia64/linux-unwind.h: Likewise.
6874 * config/mips/linux-unwind.h: Likewise.
6875 * config/pa/linux-unwind.h: Likewise.
6876 * config/rs6000/linux-unwind.h: Likewise.
6877 * config/s390/linux-unwind.h: Likewise.
6878 * config/sh/linux-unwind.h: Likewise.
6879 * config/sparc/linux-unwind.h: Likewise.
6881 2005-02-10 Steven Bosscher <stevenb@suse.de>
6883 PR tree-optimization/17549
6884 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6885 TER to replace a DEF with its expression if the DEF and the
6886 rhs of the expression we replace into have the same root
6889 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6891 * config/mips/mips.md: Fix the placement of the match_scratch in the
6894 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6896 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6899 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6901 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6902 (strip_offset): Handle addresses.
6903 (add_address_candidates): Use strip_offset.
6904 (difference_cost): Reflect strip_offset change.
6905 (force_var_cost, difference_cost): Strip nops.
6907 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6909 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6911 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6912 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6913 config/cris/cris-protos.h, config/cris/cris.c: Update
6916 2005-02-10 Jeff Law <law@redhat.com>
6918 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6919 (lookup_avail_expr): Similarly.
6921 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6923 * builtins.c (fold_builtin_powi): New function.
6924 (fold_builtin_1): Call it.
6926 2005-02-10 Steven Bosscher <stevenb@suse.de>
6928 PR documentation/19309
6929 * doc/cpp.texi: The __GNUC__ and related predefined macros
6930 are also defined for the "standalone" cpp.
6931 Some non-GCC compilers may also define __GNUC__.
6933 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6936 * c-typeck.c (common_type): New routine. Old common_type renamed
6938 (c_common_type): ...this.
6939 (build_conditional_expr, build_binary_op): Use c_common_type instead
6942 2005-02-10 Steven Bosscher <stevenb@suse.de>
6944 * doc/md.texi: Replace @samp{length} with @code{length}.
6946 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6948 PR tree-optimization/18687
6949 * tree-flow.h (find_loop_niter): Declare.
6950 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6951 Try using scev even for loops with more than one exit.
6952 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6953 (struct ivopts_data): Added niters field.
6954 (struct nfe_cache_elt): New.
6955 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6957 (tree_ssa_iv_optimize_init): Initialize niters cache.
6958 (determine_number_of_iterations): Removed.
6959 (find_induction_variables): Do not call determine_number_of_iterations.
6960 Access niters for single exit through niter_for_single_dom_exit.
6961 (add_iv_outer_candidates): Access niters for single exit through
6962 niter_for_single_dom_exit.
6963 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6964 number_of_iterations_cond.
6965 (iv_period): New function.
6966 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6967 (may_replace_final_value): Take data argument. Use
6968 niter_for_single_dom_exit.
6969 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6970 (rewrite_use_compare): Pass data to may_eliminate_iv.
6971 (rewrite_use_outer): Pass data to may_replace_final_value.
6972 (free_loop_data): Clean up the niters cache.
6973 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6974 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6975 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6976 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6977 (num_ending_zeros): Moved to tree.c.
6978 * tree.h (num_ending_zeros): Declare.
6979 * tree.c (num_ending_zeros): Moved from tree.c.
6981 2005-02-09 Richard Henderson <rth@redhat.com>
6983 * builtins.c (DEF_BUILTIN): Add COND argument.
6984 * tree.h (DEF_BUILTIN): Likewise.
6985 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6986 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6988 (DEF_BUILTIN_STUB): New.
6989 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6990 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6991 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6992 * c-common.c (DEF_BUILTIN): Add COND argument.
6993 * tree.c (local_define_builtin): New.
6994 (build_common_builtin_nodes): New.
6996 2005-02-09 Roger Sayle <roger@eyesopen.com>
6998 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6999 floating point expression ignoring the sign of the result.
7000 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7001 (fold) <MULT_EXPR>: Use it to simplify x*x.
7002 * tree.h (fold_strip_sign_ops): Prototype here.
7003 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7004 argument. Use fold_strip_sign_ops to simplify the first argument.
7005 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7006 first argument when the second argument is an even integer
7007 constant, but only with -funsafe_math_optimizations.
7008 (fold_builtin_1): Update call to fold_builtin_copysign.
7010 2005-02-09 Ian Lance Taylor <ian@airs.com>
7013 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7014 just check whether EH_FILTER_FAILURE falls through.
7016 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7018 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7019 insns return to ready list in the next turn.
7021 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7024 * builtins.def: New __builtin_powi[lf].
7025 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7026 (expand_builtin_powi): New function.
7027 (expand_builtin): Dispatch to expand_builtin_powi.
7028 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7029 * libgcc2.c: Add __builtin_powi[lf] implementation.
7030 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7031 * optabs.h: Add powi_optab.
7032 * optabs.c (init_optabs): Initialize powi_optab.
7033 * doc/extend.texi: Document __builtin_powi[lf].
7035 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7037 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7040 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7043 * fold-const.c (try_move_mult_to_index): Remove redundant
7044 type argument. Create ADDR_EXPR with correct type.
7045 (fold): Update callers of try_move_mult_to_index. Convert
7046 result to the appropriate type.
7048 2005-02-09 Roger Sayle <roger@eyesopen.com>
7051 * config/avr/avr.c (default_rtx_costs): Delete.
7052 (avr_operand_rtx_cost): New function.
7053 (avr_rtx_costs): Completely rewrite.
7055 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7058 * config/cris/cris.c (in_code): New variable.
7059 (cris_output_addr_const): Now a static function, a wrapper for
7061 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7062 case from old cris_output_addr_const.
7063 (cris_asm_output_label_ref): Similar for LABEL_REF.
7064 (cris_output_addr_const_extra): Similar for UNSPEC.
7065 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7066 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7067 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7069 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7070 (cris_asm_output_label_ref): Declare.
7072 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7074 PR preprocessor/19801
7075 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7076 filenames that changed when libcpp was moved to the toplevel.
7078 2005-02-07 Roger Sayle <roger@eyesopen.com>
7080 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7081 zero extensions of BImode operands. Call lowpart_subreg instead
7082 of gen_lowpart_common and gen_lowpart_SUBREG.
7084 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7087 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7088 * configure.ac: Set cc_for_cross_gnattools.
7089 * configure: Regenerate.
7091 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7094 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7096 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7099 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7100 of nested functions.
7102 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7104 * doc/extend.texi: Document deprecated extensions allowing
7105 static floating-point members to have initializers and allowing
7106 floating-point literals in integral constant expressions.
7108 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7110 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7111 config/darwin7.h, config/mips/mips.c,
7112 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7115 * cse.c: Update comments.
7117 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7120 * builtins.c (fold_builtin_sqrt): Transform
7121 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7124 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7125 Dorit Naishlos <dorit@il.ibm.com>
7127 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7128 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7129 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7131 * tree.h (vect_set_verbosity_level): New extern function declaration
7133 * tree-vectorizer.h (verbosity_levels): New enum type.
7134 * tree-vectorizer.c (vect_debug_stats): Function removed.
7135 (vect_debug_details): Likewise.
7136 (vect_verbosity_level): Global variable was defined and initialized.
7137 (vect_dump): Global variable definition.
7138 (vect_print_dump_info): New function.
7139 (vect_set_dump_settings): New function.
7140 (vect_set_verbosity_level): New function.
7141 (vectorize_loops): Add call to vect_set_dump_settings.
7143 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7144 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7145 (slpeel_tree_peel_loop_to_edge): Likewise.
7147 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7148 appropriate verbosity level instead of call to vect_debug_details
7149 or vect_debug_stats.
7150 (vect_get_base_and_offset):
7151 (vect_create_addr_base_for_vector_ref):
7152 (get_vectype_for_scalar_type):
7153 (vect_create_data_ref_ptr):
7155 (vect_get_vec_def_for_operand):
7156 (vect_finish_stmt_generation):
7157 (vectorizable_assignment):
7158 (vectorizable_operation):
7159 (vectorizable_store):
7160 (vectorizable_load):
7161 (vect_transform_stmt):
7162 (vect_update_ivs_after_vectorizer):
7163 (vect_do_peeling_for_loop_bound):
7164 (vect_update_inits_of_drs):
7165 (vect_do_peeling_for_alignment):
7166 (vect_transform_loop):
7167 (vect_is_simple_use):
7168 (vect_analyze_operations):
7169 (vect_is_simple_iv_evolution):
7170 (vect_analyze_scalar_cycles):
7171 (vect_analyze_data_ref_dependence):
7172 (vect_analyze_data_ref_dependences):
7173 (vect_compute_data_ref_alignment):
7174 (vect_enhance_data_refs_alignment):
7175 (vect_analyze_data_refs_alignment):
7176 (vect_analyze_data_ref_access):
7177 (vect_analyze_data_ref_accesses):
7178 (vect_analyze_pointer_ref_access):
7179 (vect_get_memtag_and_dr):
7180 (vect_analyze_data_refs):
7181 (vect_mark_relevant):
7182 (vect_stmt_relevant_p):
7183 (vect_mark_stmts_to_be_vectorized):
7184 (vect_can_advance_ivs_p):
7185 (vect_get_loop_niters):
7186 (vect_analyze_loop_form):
7187 (vect_analyze_loop):
7188 (vectorize_loops): Likewise.
7190 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7191 (vect_update_inits_of_drs):
7192 (vect_do_peeling_for_alignment):
7193 (vect_transform_loop):
7194 (vect_analyze_operations):
7195 (vect_analyze_scalar_cycles):
7196 (vect_analyze_data_ref_dependences):
7197 (vect_analyze_data_refs_alignment):
7198 (vect_analyze_data_ref_accesses):
7199 (vect_analyze_data_refs):
7200 (vect_mark_stmts_to_be_vectorized):
7201 (vect_get_loop_niters):
7202 (vect_analyze_loop_form):
7203 (vect_analyze_loop): Likewise.
7204 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7206 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7210 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7211 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7212 either -ffast-math or -funsafe-math-optimizations is in use.
7214 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7215 * config/mips/irix-csr.c: New file.
7216 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7217 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7218 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7221 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7223 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7224 redundant, incorrect definitions.
7226 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7228 ("*tls_indirect_call"): New, reference hard regs directly.
7229 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7231 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7233 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7234 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7236 2005-02-06 Roger Sayle <roger@eyesopen.com>
7238 PR rtl-optimization/19800
7239 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7240 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7243 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7245 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7247 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7250 * doc/invoke.texi: Correct documentation of -freorder-functions.
7252 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7255 * doc/invoke.texi: Don't mention gccbug.
7257 2005-02-06 Roger Sayle <roger@eyesopen.com>
7258 Andrew Pinski <pinskia@physics.uc.edu>
7259 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7261 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7262 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7263 into just (zero_extract:SI FOO (const_int 1) BAR).
7265 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7267 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7268 macro locally. Don't give last revision date. Use GCC version
7269 number from gcc-common.texi.
7270 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7271 revision date. Use GCC version number from gcc-common.texi.
7272 Describe being a library as current state rather than as 3.x
7274 * doc/gcc.texi: Remove last update date.
7275 * doc/gccint.texi: Likewise. Update copyright dates.
7276 * doc/install.texi: Update copyright dates.
7278 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7281 * doc/invoke.texi: Mention for each option included in -Wall that
7282 it is included in -Wall.
7283 * doc/gcc.texi: Update copyright and last modification date.
7285 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7287 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7288 unnecessary cast to original induction variable increments.
7290 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7292 PR tree-optimization/18219
7293 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7294 in distributed form.
7296 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7298 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7299 Set bitpos and offset later in the function. Do nothing if the
7300 target is a register and if the bitfield lies completely outside
7302 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7303 here. Return an uninitialised register if the source value is stored
7304 in a register and the bitfield lies completely outside that register.
7306 2005-02-06 Steven Bosscher <stevenb@suse.de>
7308 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7311 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7313 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7315 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7317 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7318 * config/darwin8.h: New.
7319 * config/darwin7.h: Update comment.
7321 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7322 Dorit Naishlos <dorit@il.ibm.com>
7324 * tree-vectorizer.h (LOC): New type.
7325 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7326 (loop_line_number): New field in struct _loop_vec_info.
7327 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7329 * tree-vectorizer.c (input.h): Included.
7330 (find_loop_location): New function.
7331 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7332 loop line number removed.
7333 (vect_debug_details): Likewise.
7334 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7336 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7337 call to vect_debug_details/stats changed from loop to loop_loc.
7338 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7339 (slpeel_tree_peel_loop_to_edge): Likewise.
7341 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7342 changed from NULL to UNKNOWN_LOC.
7343 (vect_get_base_and_offset):
7344 (vect_create_addr_base_for_vector_ref):
7345 (get_vectype_for_scalar_type):
7346 (vect_create_data_ref_ptr):
7348 (vect_get_vec_def_for_operand):
7349 (vect_finish_stmt_generation):
7350 (vectorizable_assignment):
7351 (vectorizable_operation):
7352 (vectorizable_store):
7353 (vectorizable_load):
7354 (vect_transform_stmt):
7355 (vect_update_ivs_after_vectorizer):
7356 (vect_do_peeling_for_loop_bound):
7357 (vect_do_peeling_for_alignment):
7358 (vect_transform_loop):
7359 (vect_is_simple_use):
7360 (vect_analyze_operations):
7361 (vect_is_simple_iv_evolution):
7362 (vect_analyze_scalar_cycles):
7363 (vect_analyze_data_ref_dependences):
7364 (vect_compute_data_ref_alignment):
7365 (vect_enhance_data_refs_alignment):
7366 (vect_analyze_data_ref_access):
7367 (vect_analyze_data_ref_accesses):
7368 (vect_analyze_pointer_ref_access):
7369 (vect_get_memtag_and_dr):
7370 (vect_analyze_data_refs):
7371 (vect_mark_relevant):
7372 (vect_stmt_relevant_p):
7373 (vect_mark_stmts_to_be_vectorized):
7374 (vect_can_advance_ivs_p):
7375 (vect_get_loop_niters):
7376 (vect_analyze_loop):
7377 (vectorize_loops): Likewise.
7379 (vectorizable_load): Argument in call to vect_debug_details/stats
7380 changed from loop to LOOP_LOC (loop_vinfo).
7381 (vect_transform_loop):
7382 (vect_analyze_operations):
7383 (vect_analyze_scalar_cycles):
7384 (vect_analyze_data_ref_dependence):
7385 (vect_enhance_data_refs_alignment):
7386 (vect_analyze_data_ref_accesses):
7387 (vect_analyze_pointer_ref_access):
7388 (vect_analyze_data_refs):
7389 (vect_analyze_loop): Likewise.
7391 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7392 changed from loop to loop_loc.
7394 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7396 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7397 Dorit Naishlos <dorit@il.ibm.com>
7399 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7401 (vect_analyze_data_ref_dependences): Likewise.
7403 (vect_is_simple_use): Argument changed from loop structure to
7404 loop_vect_info structure.
7405 (vect_can_advance_ivs_p): Likewise.
7406 (vect_create_index_for_vector_ref): Likewise.
7407 (vect_update_ivs_after_vectorizer): Likewise.
7408 (new_stmt_vec_info): Likewise.
7410 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7411 changed from loop to loop_vinfo.
7412 (vect_create_data_ref_ptr): First argument in call to
7413 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7414 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7415 was changed from loop to loop_vinfo.
7416 (vectorizable_operation): Likewise.
7417 (vectorizable_store): Likewise.
7418 (vect_mark_stmts_to_be_vectorized): Likewise.
7419 (vect_do_peeling_for_loop_bound): First argument in call to
7420 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7421 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7422 was changed from loop to loop_vinfo.
7423 (vect_analyze_data_ref_dependences): Third argument in call to
7424 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7426 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7427 (vect_create_data_ref_ptr): Likewise.
7428 (vect_init_vector): Likewise.
7429 (vect_get_vec_def_for_operand): Likewise.
7430 (vectorizable_assignment): Likewise.
7431 (vectorizable_operation): Likewise.
7432 (vectorizable_store): Likewise.
7433 (vectorizable_load): Likewise.
7434 (vect_update_ivs_after_vectorizer): Likewise.
7435 (vect_is_simple_use): Likewise.
7436 (vect_analyze_data_ref_dependence): Likewise.
7437 (vect_analyze_pointer_ref_access): Likewise.
7438 (vect_can_advance_ivs_p): Likewise.
7440 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7441 before _stmt_vec_info.
7442 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7443 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7444 (new_stmt_vec_info): Argument changed from loop structure to
7445 loop_vect_info structure
7447 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7448 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7449 (vect_create_addr_base_for_vector_ref): Likewise.
7450 (vect_analyze_pointer_ref_access): Likewise.
7452 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7455 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7456 phi flag if the phi is abnormal.
7458 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7461 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7462 information for the new statement.
7464 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7467 * gcc.c (main): Include the target in -v output.
7469 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7471 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7472 Do not drop the extend if we'd have to add a paradoxical subreg
7473 later. Include optabs.h and insn-codes.h.
7474 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7476 2005-02-02 Roger Sayle <roger@eyesopen.com>
7479 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7480 * fold-const.c (const_binop): Avoid constant folding floating
7481 point operations in modes that use composite representations.
7482 * simplify-rtx.c (simplify_binary_operation): Likewise.
7484 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7486 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7488 (altivec_dstt): Likewise.
7489 (altivec_dstst): Likewise.
7490 (altivec_dststt): Likewise.
7491 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7494 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7496 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7497 EXPR_LOCUS from orig_cond to the new cond_stmt.
7498 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7501 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7503 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7504 standard_iv_increment_position. Remove call to bsi_next
7505 (no need to bump the iterator anymore).
7506 (vect_create_index_for_vector_ref): Call
7507 standard_iv_increment_position. Remove second function argument.
7508 (vect_finish_stmt_generation): Remove call to bsi_next
7509 (no need to bump the iterator anymore).
7510 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7511 to vect_create_index_for_vector_ref.
7513 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7515 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7516 phis are used out of the loop.
7518 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7521 * c-decl.c (undef_nested_function): New variable.
7522 (pop_scope): Diagnose undefined nested functions.
7523 (finish_function): Don't attempt cgraph processing or genericizing
7524 if current top-level function contained an undefined nested
7525 function. Reset undef_nested_function at the end of a top-level
7528 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7530 * tree.c (build_int_cst_type): Take sign of the value into account
7531 when deciding whether sign extend the value.
7533 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7536 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7537 (cpp_options, cc1_options): Change %{std*&ansi} to
7538 %{std*&ansi&trigraphs}.
7540 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7542 * cse.c: Update comments.
7544 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7546 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7547 arguments go on the stack. Do not put complex doubles in odd/even
7550 2005-02-02 Steven Bosscher <stevenb@suse.de>
7552 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7553 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7554 -ftree-pre, and -fthread-jumps.
7556 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7558 PR tree-optimization/19578
7559 * tree-flow.h (modified_noreturn_calls): Declare.
7560 (noreturn_call_p): Declare.
7561 * tree-flow-inline.h (noreturn_call_p): New function.
7562 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7563 * tree-cfg.c (modified_noreturn_calls): New variable.
7564 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7565 that contain a mid-block noreturn call.
7566 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7568 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7570 * df.c (df_def_record_1, df_uses_record): Don't use
7572 * df.h (DF_FOR_REGALLOC): Remove.
7574 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7577 * c-typeck.c (really_start_incremental_init): Reset
7578 constructor_max_index for arrays of incomplete type.
7580 2005-02-02 Jeff Law <law@redhat.com>
7582 * gcse.c (struct reg_set): Store the block index where the register
7583 was set rather than the setting insn.
7584 (record_one_set, compute_transp): Corresponding changes.
7585 (pre_insert_copy_insn): Do not call replace_one_set.
7586 (replace_one_set): Remove.
7588 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7591 * doc/gcov.texi: Fix typo.
7593 2005-02-01 Richard Henderson <rth@redhat.com
7596 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7597 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7599 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7600 * config/i386/i386-protos.h: Update.
7602 2005-02-01 Steven Bosscher <stevenb@suse.de>
7604 PR tree-optimization/19217
7605 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7606 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7607 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7608 that it is walking a PHI node.
7610 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7612 * doc/extend.texi (Nested Functions): Update.
7614 2005-02-01 Richard Henderson <rth@redhat.com>
7617 * optabs.c (expand_copysign_absneg): Export.
7618 * optabs.h (expand_copysign_absneg): Declare.
7619 * config/rs6000/rs6000.md (copysigntf3): New.
7621 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7623 PR tree-optimization/19633
7624 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7625 * tree-ssa-alias.c (init_alias_info): Initialize.
7626 (merge_pointed_to_info): Set.
7627 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7628 (dump_points_to_info_for): Show value of pt_null.
7629 (struct count_ptr_d): Declare.
7630 (find_ptr_dereference): Remove.
7631 (ptr_is_dereferenced_by): Remove.
7632 (count_ptr_derefs): New local function.
7633 (count_uses_and_derefs): New local function.
7634 (compute_points_to_and_addr_escape): Call it. If the number
7635 of dereferences is greater than zero, mark the pointer as
7636 dereferenced. If there are fewer dereferences than uses of
7637 the pointer, the pointer's value escapes.
7639 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7641 PR tree-optimization/19670
7642 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7644 (verify_use): ... set it here, instead.
7646 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7648 * doc/sourcebuild.texi (Test directives): Fix formatting.
7650 * doc/sourcebuild.texi (Test directives): Describe selector
7653 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7655 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7656 specific 64-bit CPUs.
7658 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7661 * arm.c (arm_eliminable_register): New function.
7662 (adjacent_mem_locations): Don't allow eliminable registers. Use
7663 HOST_WIDE_INT for address offsets.
7664 * arm-protos.h (arm_eliminable_register): Add prototype.
7666 2005-02-01 Steven Bosscher <stevenb@suse.de>
7668 PR optimization/15242
7669 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7670 * basic-block.h (duplicate_computed_gotos): Add prototype.
7671 * bb-reorder.c (duplicate_computed_gotos): New function to
7672 duplicate sufficiently small blocks ending in a computed jump.
7673 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7674 if not optimizing for size.
7675 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7676 never do tail merging for blocks ending in a computed jump.
7677 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7679 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7681 Patch from Richard Sandiford <rsandifo@redhat.com>
7682 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7683 from inheriting a subreg equivalence with a non-spill register.
7685 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7687 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7689 * config/frv/frv.c (movcc_fp_destination_operand): New.
7690 (gpr_or_memory_operand): Fix typo in comment.
7691 (gpr_or_memory_operand_with_scratch): New.
7692 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7693 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7694 movcc_fp_destination_operand.
7695 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7696 Legitimize memory addresses using a scratch register.
7698 2005-01-31 Jeff Law <law@redhat.com>
7700 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7701 bitmap a sparse bitmap instead of a simple bitmap.
7702 (mark_def_sites_initialize_block): Corresponding changes.
7703 (ssa_mark_def_sites_initialize_block): Likewise.
7704 (ssa_mark_phi_uses): Likewise.
7705 (mark_def_site, ssa_mark_def_sites): Likewise.
7706 (mark_def_site_blocks): Likewise.
7707 (rewrite_ssa_into_ssa): Likewise.
7709 * tree-ssa-dom.c (record_cond): Pass correct variable type
7710 for last argument to htab_find_slot_with_hash.
7712 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7713 effects when optimizing 0 % X. Do not try to optimize X % 0.
7715 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7717 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7720 2005-02-01 Eric Christopher <echristo@redhat.com>
7722 * config/mips/mips.c (override_options): Warn if -mint64
7724 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7727 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7729 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7731 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7732 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7733 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7734 (cached_regno): Initialize to INVALID_REGNUM.
7735 (cse_reg_info_table_size,
7736 cse_reg_info_table_first_uninitialized,
7737 cse_reg_info_timestamp): New.
7738 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7740 (init_cse_reg_info, get_cse_reg_info_1): New.
7741 (get_cse_reg_info): Cache the last look-up.
7742 (new_basic_block): Update the code to clear mappings from
7743 registers to cse_reg_info entries.
7744 (cse_main): Call init_cse_reg_info.
7746 * cse.c (get_cse_reg_info): Update a comment.
7748 2005-01-31 Steven Bosscher <stevenb@suse.de>
7751 * c-decl.c (start_decl): Do not warn about arrays of elements with
7752 an incomplete type here.
7753 (grokdeclarator): Do it here by making a pedwarn an error.
7754 * c-typeck.c (push_init_level): If there were previous errors with
7755 the constructor type, do not warn about braces for initializers.
7756 (process_init_element): Likewise for excess initializer elements.
7758 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7760 * cse.c (delete_trivially_dead_insn): Don't iterate.
7762 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7764 * config/rs6000/rs6000.md (copysignsf3): New expand.
7765 (copysigndf3): Likewise.
7767 2005-01-31 Steven Bosscher <stevenb@suse.de>
7769 * recog.c (constrain_operands): Only look for earlyclobber operand
7770 conflicts if an '&' constraint was seen.
7772 2005-01-31 Marc Espie <espie@openbsd.org>
7774 * config.gcc: Don't include embedded systems fragment, switches default
7775 debugging format to ELF.
7776 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7777 longer pick it up there.
7779 2005-01-31 Dale Johannesen <dalej@apple.com>
7781 * doc/extend.texi (nested functions): Fix linkage description.
7782 Clarify that static is not allowed.
7784 2005-01-31 Dale Johannesen <dalej@apple.com>
7786 * config/rs6000/darwin.md (movsf_low_di): Make work.
7787 (movdf_low_di): Make work.
7789 2005-01-31 Dale Johannesen <dalej@apple.com>
7791 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7792 Make work for 64 bit.
7794 2005-01-31 Roger Sayle <roger@eyesopen.com>
7795 Dale Johannesen <dalej@apple.com>
7798 * fold-const.c (fold_binary_op_with_conditional_arg):
7799 Make types match original operands, before STRIP_NOPS.
7801 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7803 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7804 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7805 (struct gcc_sigcontext): Delete. Merge contents to..
7806 (struct gcc_ucontext): ..here.
7807 (get_sigcontext): Delete.
7808 (get_regs): New function, like get_sigcontext but return regs ptr.
7809 64-bit version finds regs from r1 to support vdso.
7810 (ppc_linux_aux_vector): New function.
7811 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7814 2005-01-31 Ira Rosen <irar@il.ibm.com>
7816 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7818 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7819 redundant fold. Fix misalignment for MINUS_EXPR.
7820 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7821 (vect_analyze_pointer_ref_access): Likewise.
7822 (vect_get_memtag_and_dr): Likewise.
7824 2005-01-31 Richard Henderson <rth@redhat.com>
7826 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7827 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7828 absnegdf2_i387, absnegxf2_i387): Likewise.
7830 2005-01-31 Richard Henderson <rth@redhat.com>
7833 * optabs.c (expand_copysign_absneg): New.
7834 (expand_copysign_bit): Split out from ...
7835 (expand_copysign): ... here. Use expand_copysign_absneg.
7837 2005-01-30 Roger Sayle <roger@eyesopen.com>
7840 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7841 constant as the second operand and a register as the third.
7843 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7846 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7847 that dllimport'd functions do not use all call-clobbered registers
7850 2005-01-30 Richard Henderson <rth@redhat.com>
7853 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7854 expand_abs_nojump and generalize. Use operand_subword and
7855 emit_no_conflict_block. Support large modes.
7856 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7858 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7859 negation to subtraction.
7860 (expand_copysign): Check that the format has signed zeros.
7861 Use operand_subword and emit_no_conflict_block. Support large modes.
7863 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7865 Fix PR tree-optimization/19624
7867 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7868 * tree-ssa-pre.c: Add cfgloop.h.
7870 (pre_stats): New member, constified.
7871 (inserted_exprs): New static variable.
7872 (NECESSARY): New macro.
7873 (create_expression_by_pieces): Fold the expression, and
7874 mark it as defaulting to not necessary. Also put in
7876 (fully_constant_expression): New function.
7877 (insert_into_preds_of_block): Modify to not insert phis when we
7878 are playing with induction variables.
7879 Push phis onto the inserted_exprs vector, and mark them as not
7880 necessary by default.
7881 (insert_aux): Call fully_constant_expression on eprime.
7882 If all edges produce the same value, mark it constant.
7883 (mark_operand_necessary): New function.
7884 (remove_dead_inserted_code): New function.
7885 (init_pre): Init loop optimizer to get loop info.
7886 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7887 (execute_pre): Commit edge inserts, then remove dead code.
7889 2005-01-30 Richard Henderson <rth@redhat.com>
7891 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7892 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7894 2005-01-30 Richard Henderson <rth@redhat.com>
7897 * config/i386/i386.c (ix86_expand_copysign): New.
7898 (ix86_split_copysign_const): New.
7899 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7900 rearrange op1/nmask operands.
7901 * config/i386/i386-protos.h: Update.
7902 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7903 (copysigndf3): Likewise.
7904 (copysignsf3_const, copysigndf3_const): New.
7905 (copysignsf3_var): Rename from copysignsf3, split out splitter
7906 and fix split predicate for X constraint.
7907 (copysigndf3_var): Similarly.
7909 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7911 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7912 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7913 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7915 2005-01-29 Richard Henderson <rth@redhat.com>
7918 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7919 of # and * in constraints.
7921 2005-01-29 Richard Henderson <rth@redhat.com>
7924 * expr.c (store_field): Don't strip sub-mode cast when the input
7925 data is even smaller.
7927 2005-01-29 Richard Henderson <rth@redhat.com>
7930 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7933 2005-01-29 Richard Henderson <rth@redhat.com>
7935 * combine.c (make_field_assignment): Fix argument order
7938 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7940 PR tree-optimization/15791
7941 * fold-const.c (extract_array_ref): New function.
7942 (fold): Fold comparisons between &a[i] and &a[j] or
7943 semantically equivalent trees.
7945 2005-01-29 Jeff Law <law@redhat.com>
7947 * gcse.c (insert_expr_in_table): Revamp handling of available
7948 and anticipatable occurrence lists to avoid unnecessary list
7950 (insert_set_in_table): Similarly.
7952 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7954 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7956 (c_build_qualified_type): Build qualified array types with
7957 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7958 * c-decl.c (c_make_fname_decl): Build unqualified array type
7959 before qualified type.
7960 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7961 type is qualified, not just if type itself is. Don't apply
7962 qualifiers to array type when declarator is processed. Apply
7963 qualifiers to field type whether or not it is an array type.
7964 Don't handle array types specially for applying qualifiers to
7966 * c-typeck.c (composite_type): Build unqualified element type and
7967 array type when forming composite of array types.
7968 (common_pointer_type, comptypes, comp_target_types,
7969 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7970 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7972 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7973 (args2) in variables a1 and a2.
7975 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7977 * cse.c (n_elements_made, max_elements_made): Remove.
7978 (insert): Don't touch n_elements_made.
7979 (cse_main): Don't touch n_elements_made or max_elements_made.
7981 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7984 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7985 configuration part of dp-bit.c to be lost.
7987 2005-01-28 Roger Sayle <roger@eyesopen.com>
7989 * expmed.c (expand_mult_highpart_optab): When attempting to use
7990 a non-widening multiplication in a wider mode, the operands need
7991 to be converted (zero or sign extended) to that mode.
7993 2005-01-28 Ian Lance Taylor <ian@airs.com>
7997 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7998 through if both operands fall through.
8000 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8002 * cse.c (fold_rtx) <PC>: Don't optimize.
8004 2005-01-28 Jeff Law <law@redhat.com>
8006 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8007 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8009 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8011 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8012 cse_reg_info_used_list_end): Remove.
8013 (cse_reg_info_list, cse_reg_info_list_free): New.
8014 (get_cse_reg_info): When allocating an instance of
8015 cse_reg_info, add it to the beginning of the cse_reg_info_list
8016 list. Remove code to maintain cse_reg_info_used_list.
8017 (new_basic_block): Reset the free list to the beginning of
8020 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8022 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8023 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8024 (frv_expand_mdpackh_builtin): New function.
8025 (frv_expand_builtin): Use it to expand __MDPACKH.
8026 * doc/extend.texi (__MDPACKH): Update documentation.
8028 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8030 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8031 SSE_FLOAT_MODE_P for use_sse computation.
8033 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8036 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8038 2005-01-27 Richard Henderson <rth@redhat.com>
8040 * builtins.c (expand_builtin_copysign): New.
8041 (expand_builtin): Call it.
8042 * genopinit.c (optabs): Add copysign_optab.
8043 * optabs.c (init_optabs): Initialize it.
8044 (expand_copysign): New.
8045 * optabs.h (OTI_copysign, copysign_optab): New.
8046 (expand_copysign): Declare.
8048 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8049 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8051 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8052 (ix86_expand_fp_absneg_operator): ... here.
8053 (ix86_split_copysign): New.
8054 * config/i386/i386-protos.h: Update.
8055 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8056 (copysignsf3, copysigndf3): New.
8058 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8059 (copysignsf3, ncopysignsf3): New.
8060 (copysigndf3, ncopysigndf3): New.
8061 (copysignxf3, ncopysignxf3): New.
8062 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8064 2005-01-27 Arend Bayer <arend.bayer@web.de>
8065 Kazu Hirata <kazu@cs.umass.edu>
8067 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8068 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8069 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8072 2005-01-27 Jeff Law <law@redhat.com>
8074 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8075 definitions of SSA_NAMEs which are not being rewritten.
8076 (rewrite_ssa_into_ssa): Only initialize the current definition
8077 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8078 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8079 SSA_NAMEs before returning.
8081 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8083 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8084 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8085 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8086 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8087 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8089 2005-01-27 Steven Bosscher <stevenb@suse.de>
8092 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8093 higher to -O2 and higher. Likewise for tree PRE.
8094 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8097 2005-01-27 Ian Lance Taylor <ian@airs.com>
8100 * gimple-low.c (try_catch_may_fallthru): New static function.
8101 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8102 * tree-inline.c (expand_call_inline): Don't warn about reaching
8103 the end of a non-void function being inlined if the function uses
8106 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8108 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8111 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8112 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8113 (implicitly_declare): Handle error_mark_node.
8115 2005-01-27 Richard Henderson <rth@redhat.com>
8118 * tree.h (struct tree_decl): Add debug_expr_is_from.
8119 (DECL_DEBUG_EXPR_IS_FROM): New.
8120 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8121 * dwarf2out.c (dwarf2out_var_location): Update to match.
8122 * tree-outof-ssa.c (create_temp): Likewise.
8123 * var-tracking.c (track_expr_p): Likewise.
8124 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8125 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8126 * toplev.c (default_tree_printer): Likewise.
8128 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8130 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8131 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8133 2005-01-27 Steven Bosscher <stevenb@suse.de>
8135 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8136 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8137 ASM_CLOBBERS): Add tree checks.
8139 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8140 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8141 * c-common.def (SWITCH_STMT): Update to match.
8142 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8143 macros instead of SWITCH_EXPR ones.
8144 * c-dump.c (c_dump_tree): Likewise.
8145 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8146 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8148 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8150 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8152 * unwind-dw2.c (execute_stack_op): Add missing cases for
8153 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8155 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8157 * config.gcc (Obsolete configurations): Remove 'dummy', add
8158 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8161 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8163 PR tree-optimization/19633
8164 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8166 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8167 are no call-clobbered variables.
8168 * tree-outof-ssa.c (check_replaceable): Return false for calls
8171 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8173 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8174 even for variables with NULL DECL_INITIAL.
8176 2005-01-26 Stuart Hastings <stuart@apple.com>
8178 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8180 2005-01-26 Richard Henderson <rth@redhat.com>
8183 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8185 * expr.c (store_field): Strip conversions to odd-bit-sized types
8186 if the destination field width matches.
8188 2005-01-26 Richard Henderson <rth@redhat.com>
8190 * c-decl.c, expmed.c, expr.c: Revert last change.
8192 2005-01-26 Richard Henderson <rth@redhat.com>
8195 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8197 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8198 if we don't need the bits above those present in the current mode.
8199 * expr.c (store_field): Strip conversions to odd-bit-sized types
8200 if the destination field width matches.
8202 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8204 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8205 either -ffast-math or -funsafe-math-optimizations is in use.
8207 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8211 * config/avr/avr.c (notice_update_cc): Only set condition code for
8212 ashrqi3 if shift count > 0.
8213 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8214 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8215 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8216 count <= 0 as a no-op, and shift count >= width by copying zero
8217 or sign bit to all bits of the result.
8218 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8219 count, with attribute "length" set to 0 and "cc" set to "none".
8221 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8223 * doc/invoke.texi: Document -mTLS.
8225 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8226 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8227 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8228 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8229 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8230 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8231 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8232 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8234 * configure.ac: Check for a TLS capable gas.
8236 * configure: Regenerate.
8238 2005-01-26 Richard Henderson <rth@redhat.com>
8241 * combine.c (make_field_assignment): Simplify store to zero_extract
8242 from a source with an overlapping mask.
8244 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8246 2004-11-11 Eric Christopher <echristo@redhat.com>
8248 * config/frv/frv.md: Add fr400_integer automaton. Don't
8249 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8252 2005-01-26 Steven Bosscher <stevenb@suse.de>
8255 * cfgbuild.c (make_edges): Do not clear or set
8256 current_function_has_computed_jump.
8257 * function.h (struct function): Remove the has_computed_jump field.
8258 (current_function_has_computed_jump): Do not define.
8259 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8260 in a computed jump. Ignore current_function_has_computed_jump.
8262 2005-01-26 Richard Henderson <rth@redhat.com>
8265 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8266 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8268 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8269 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8270 objects into static storage if they have more than one non-zero value.
8271 * tree.h (categorize_ctor_elements): Update decl.
8273 2005-01-26 Steven Bosscher <stevenb@suse.de>
8276 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8277 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8278 to this function from 2004-07-10.
8279 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8280 the current function for tail call optimizations if the address
8281 of one of it its arguments is taken.
8283 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8285 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8287 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8289 * function.c (expand_function_end): If current_function_calls_alloca,
8290 emit stack restore in a place that is reached when the function falls
8293 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8295 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8296 rule to avoid matching inappropriate suffix rule.
8298 2005-01-26 Jan Hubicka <jh@suse.cz>
8300 PR tree-optimization/19241
8301 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8303 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8305 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8306 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8308 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8309 <sim*>: Always use crt1.o, regardless of N in simN.
8310 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8311 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8312 (CRT_CALL_STATIC_FUNCTION): Remove.
8313 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8314 use crt1.o, regardless of N in simN.
8315 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8316 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8317 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8318 case isystem setting.
8319 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8321 2005-01-25 Ian Lance Taylor <ian@airs.com>
8323 * gimple-low.c (block_may_fallthru): Correct handling of
8324 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8326 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8328 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8329 handlers to match indentation; nested under the mtune=* handler.
8330 Similar for mcpu= and march=.
8332 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8334 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8335 * config/mips/linux64.h (LIB_SPEC): Likewise.
8336 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8337 * config/sh/linux.h (LIB_SPEC): Likewise.
8339 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8341 * config/frv/frv.c (frv_legitimize_tls_address): New.
8342 (TARGET_HAVE_TLS): Define.
8343 (FRV_SYMBOL_REF_TLS_P): Define.
8344 (frv_override_options): Handle new register classes.
8345 (frv_legitimate_address_p): Reject tls addresses.
8346 (frv_legitimize_address): Handle TLS addresses.
8347 (gen_inlined_tls_plt): New.
8349 (frv_legitimize_tls_address): New.
8350 (unspec_got_name): Add TLS entries.
8351 (got12_operand): Add R_FRV_TLSMOFF12 case.
8352 (frv_emit_move): Fixup TLS addresses.
8353 (frv_emit_movsi): Legitimize TLS addresses.
8355 * config/frv/frv.h (MASK_BIG_TLS): New.
8356 (TARGET_BIG_TLS): New.
8357 (HAVE_AS_TLS): Define.
8358 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8359 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8360 (REG_CLASS_NAMES): Same.
8361 (REG_CLASS_CONTENTS): Same.
8362 (CONSTRAINT_LEN): New.
8363 (REG_CLASS_FROM_CONSTRAINT): New.
8364 (PREDICATE_CODES): Add symbolic_operand.
8366 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8367 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8368 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8369 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8370 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8371 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8372 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8373 GR9_REG, GR14_REG, LRREG.
8374 (type): Add load_or_call attribute.
8375 ("load_or_call"): New reservation.
8376 ("call_gettlsoff"): New.
8377 ("tls_indirect_call"): New.
8378 ("tls_load_gottlsoff12"): New.
8379 ("tlsoff_hilo"): New.
8380 ("tls_tlsdesc_ldd"): New.
8381 ("tls_tlsoff_ld"): New.
8384 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8386 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8388 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8389 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8390 * config/frv/frv.c (TLS_BIAS): Define.
8391 (frv_output_dwarf_dtprel): New.
8393 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8395 PR rtl-optimization/19579
8396 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8397 both A and B, see if they don't clobber registers the other expr uses.
8399 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8401 * real.c (do_add): Initialize signalling and canonical members.
8403 * real.c (real_from_integer): Zero out destination.
8405 2005-01-18 Jan Hubicka <jh@suse.cz>
8407 PR tree-optimize/19337
8408 * tree-inline.c (initialize_inlined_parameters): Copy
8409 saved_static_chain_decl only.
8411 2005-01-25 Richard Henderson <rth@redhat.com>
8415 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8416 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8417 80387 enabled, to return a proper subclass. Return the subset that
8418 overlaps with GENERAL_REGS for PLUS.
8419 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8421 2005-01-25 Richard Henderson <rth@redhat.com>
8424 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8426 2005-01-25 Roger Sayle <roger@eyesopen.com>
8428 * expmed.c (choose_multiplier): Change interface to return the
8429 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8430 (expand_divmod): Update calls to choose_multiplier.
8432 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8435 * expmed.c (extract_bit_field): Use adjust_address instead of
8436 gen_lowpart when op0 is a MEM.
8438 2005-01-24 Steven Bosscher <stevenb@suse.de>
8440 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8442 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8444 * config/mips/irix-csr.c: New file.
8445 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8446 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8447 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8450 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8453 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8454 sparc/elf.h, add sparc/sp-elf.h.
8455 (sparc-*-rtems*): Likewise.
8456 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8457 tm-dwarf2.h, add sparc/sp-elf.h.
8458 (sparc86x-*-elf): Likewise.
8459 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8460 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8461 TARGET_OS_CPP_BUILTINS.
8462 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8463 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8465 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8466 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8467 (SWITCH_TAKES_ARG): Likewise.
8468 (LOCAL_LABEL_PREFIX): Likewise.
8469 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8470 (TARGET_N_FORMAT_TYPES): Delete.
8471 (TARGET_FORMAT_TYPES): Likewise.
8472 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8473 * config/sparc/elf.h: Delete.
8474 * config/sparc/sp-elf.h: New file.
8476 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8478 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8479 * tree-flow.h: Remove the corresponding prototype.
8480 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8481 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8483 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8486 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8487 for AIX ABI or ELF -fPIC.
8488 (rs6000_emit_load_toc_table): Don't create toc_section here.
8489 (rs6000_xcoff_file_start): Nor here.
8491 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8493 * sh.c (ra.h): Don't #include.
8494 (hard_regs_intersect_p): New function, resurrected from ra.c.
8496 * sh.c: Fix 1996 Copyright.
8498 2005-01-24 Richard Henderson <rth@redhat.com>
8499 Aldy Hernandez <aldyh@redhat.com>
8501 * regrename.c (note_sets): Handle subregs.
8503 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8506 * genconditions.c (write_header, write_conditions): Elide file if
8509 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8511 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8512 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8515 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8517 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8518 expand_builtin_printf, expand_builtin_fprintf,
8519 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8520 checking against POINTER_TYPE.
8521 (validate_arglist): Handle POINTER_TYPE code by checking
8524 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8526 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8528 (for_each_rtx): Call for_each_rtx_1.
8529 * rtl.h (init_rtlanal): Declare.
8530 * toplev.c (backend_init): Call init_rtlanal.
8532 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8534 * flow.c (propagate_one_insn): Formatting.
8537 * flow.c (libcall_dead_p): Be more conservative if unsure.
8538 If there are any instructions between insn and call, see if they are
8539 all dead before saying the libcall is dead.
8541 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8543 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8544 operand constraint for operand 0.
8546 2005-01-23 Richard Henderson <rth@redhat.com>
8549 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8550 edges leading to join block.
8552 2005-01-23 Roger Sayle <roger@eyesopen.com>
8554 * expmed.c (expand_mult_highpart): Make static. Change type of
8555 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8556 (expand_divmod): Updates calls to expand_mult_highpart by using
8557 gen_int_mode to pass a CONST_INT rtx.
8558 * rtl.h (expand_mult_highpart): Remove prototype.
8560 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8562 * flow.c (regset_bytes, regset_size): Remove.
8564 * cfganal.c: Fix a reference to Harvey's paper.
8566 2005-01-23 Steven Bosscher <stevenb@suse.de>
8568 PR rtl-optimization/19464
8569 * tree-optimize.c (init_tree_optimization_passes): Add one more
8570 copyrename pass just before out-of-ssa.
8572 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8575 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8576 * ggc-none.c (ggc_free): Define.
8578 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8580 * cse.c (max_reg, max_insn_uid): Remove.
8581 (cse_main): Don't access max_reg or max_insn_uid.
8583 * c-common.c (explicit_flag_signed_bitfields,
8584 lang_statement_code_p, lang_expand_function_end): Remove.
8585 * c-common.h: Remove the corresponding declarations.
8586 * c-opts.c (c_common_handle_option): Remove all write access
8587 to explicit_flag_signed_bitfields.
8589 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8590 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8591 * cgraph.h: Remove the corresponding declaration.
8593 * gcse.c (null_pointer_info): Remove.
8595 2005-01-23 Roger Sayle <roger@eyesopen.com>
8596 Eric Botcazou <ebotcazou@libertysurf.fr>
8598 * combine.c (simplify_logical): Only simplify logical expressions
8599 of the form ior(and(x,y),z) by the inverse distributive law if the
8600 result is cheaper than the original.
8602 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8604 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8605 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8606 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8607 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8608 config/freebsd-spec.h, config/arm/arm.h,
8609 config/h8300/h8300.md, config/i386/i386.md,
8610 config/i386/predicates.md, config/i386/sse.md,
8611 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8612 config/vax/vax.md: Fix comment typos. Follow spelling
8615 2005-01-23 Steven Bosscher <stevenb@suse.de>
8617 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8618 tests, instead of `less than'.
8620 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8622 * function.c (assign_parm_setup_block): When creating a new stack slot
8623 for a parameter, get its alignment from the parameter's DECL_ALIGN
8624 rather than the type's TYPE_ALIGN. Make sure that the parameter
8625 is at least word aligned.
8627 2005-01-22 Roger Sayle <roger@eyesopen.com>
8630 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8632 2005-01-22 Richard Henderson <rth@redhat.com>
8635 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8636 in both compare operands.
8637 (movdfcc_1_sse_max): Likewise.
8638 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8639 (movdfcc_1_sse): Likewise.
8640 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8641 scratch register as needed.
8643 2005-01-22 Richard Henderson <rth@redhat.com>
8645 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8647 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8649 2005-01-22 Richard Henderson <rth@redhat.com>
8651 * genopinit.c (optabs): Use smin/smax for floating point too.
8652 * doc/md.texi: Update to match. Clarify that floating point
8653 results are undefined for +0/-0 and NaN.
8654 * doc/rtl.texi: Likewise.
8655 * rtl.def (SMIN, SMAX): Likewise
8656 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8658 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8659 leading 's' to the name.
8660 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8661 smaxxf3, sminxf3): Likewise.
8662 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8665 2005-01-22 Paul Brook <paul@codesourcery.com>
8667 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8669 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8671 * config/s390/s390.c (struct processor_costs): New fields
8672 dlgr, dlr, dr, dsgfr, dsgr.
8673 (z900_cost, z990_cost): Values for new fields.
8674 (s390_rtx_costs): New cases MEM und COMPARE in switch
8675 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8676 DIV, MOD, UDIV, UMOD.
8678 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8680 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8681 into the register being decremented.
8682 ("doloop_si31", "doloop_di"): Likewise.
8683 ("*doloop_si_long"): Adapt pattern.
8685 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8687 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8689 (CLASS_MAX_NREGS): Likewise.
8691 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8693 * doc/tree-ssa.texi (Statement Operands): Add example for new
8694 must-def macro. Note deprecation of old operands interface.
8696 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8698 PR tree-optimization/19484
8699 * tree-cfg.c (remove_fallthru_edge): New function.
8700 (cleanup_control_flow): Remove fallthru edges from calls that are
8701 now known not to return.
8703 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8705 Fix PR tree-optimization/19038
8706 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8707 copies with loop variant ones.
8709 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8711 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8712 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8713 config/alpha/alpha.md, config/alpha/predicates.md,
8714 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8715 config/sparc/sol2.h: Update copyright.
8717 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8718 first label to see if it is a nonlocal label.
8720 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8721 Andrew Pinski <pinskia@physics.uc.edu>
8724 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8725 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8727 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8729 * config/rs6000/rtems.h: Update copyright.
8731 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8734 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8735 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8736 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8738 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8741 * c-typeck.c (convert_arguments): Check for error_mark_node.
8743 2005-01-21 Ian Lance Taylor <ian@airs.com>
8745 PR tree-optimization/13000
8746 * tree-inline.c: Include "tree-flow.h".
8747 (expand_call_inline): If warn_return_type, warn if non-void inline
8748 function falls through.
8749 * tree-cfg.c (execute_warn_function_return): Don't warn about
8750 control reaching end if TREE_NO_WARNING is set. Set
8752 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8754 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8755 branch if we don't need one.
8756 * c-typeck.c: Include "tree-flow.h"
8757 (c_finish_bc_stmt): Don't add a goto if the current statement
8758 list doesn't fall through to the current point.
8760 2005-01-21 Roger Sayle <roger@eyesopen.com>
8762 PR rtl-optimization/576
8763 * real.c (real_arithmetic): Change return type from void to bool
8764 to return an indication that the result may be inexact.
8765 * real.h (real_arithmeric): Update prototype.
8766 * fold-const.c (const_binop): Don't constant fold floating
8767 point expressions when the user specifies -frounding-math and
8768 the result may depend upon the run-time rounding mode.
8769 (fold_convert_const_real_from_real): Clean-up.
8770 (fold_initializer): Ignore flag_rounding_math for initializers.
8771 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8772 constant fold FP operations with flag_rounding_math if the
8773 result may depend upon the run-time rounding mode.
8775 2005-01-21 Tom Tromey <tromey@redhat.com>
8777 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8779 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8781 * tree-cfg.c: Fix comment typos.
8783 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8785 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8786 around the call to rest_of_handle_branch_target_load_optimize.
8788 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8790 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8791 (sparc64-*-openbsd*): Likewise.
8792 (sparclite-*-elf*): Include tm-dwarf2.h.
8793 (sparc86x-*-elf*): Likewise.
8794 (sparc64-*-elf*): Likewise.
8795 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8796 (DBX_DEBUGGING_INFO): Likewise.
8797 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8798 (PREFERRED_DEBUGGING_TYPE): Likewise.
8799 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8800 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8801 (PREFERRED_DEBUGGING_TYPE): Likewise.
8802 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8803 (PREFERRED_DEBUGGING_TYPE): Likewise.
8804 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8806 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8809 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8811 2005-01-20 Paul Brook <paul@codesourcery.com>
8813 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8815 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8817 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8818 label is first in a sequence of labels.
8820 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8822 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8823 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8825 * doc/sourcebuild.texi (Test Directives): New.
8827 2005-01-20 Roger Sayle <roger@eyesopen.com>
8829 * real.c (real_floor): Don't leave the result uninitialized when
8830 mode is VOIDMode, but return the unrounded intermediate value.
8831 (real_ceil): Likewise.
8833 2005-01-20 Paul Brook <paul@codesourcery.com>
8835 * config/arm/arm.md (insv): Use gen_int_mode.
8837 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8839 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8840 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8841 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8842 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8843 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8845 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8848 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8849 fbreg, so we have to assume we can't.
8850 (loc_descriptor_from_tree_1): Ditto.
8851 (containing_function_has_frame_base): New function.
8852 (add_location_or_const_value_attribute): Use it.
8853 Also try to generate a frame_base from a single element location
8856 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8858 PR tree-optimization/15349
8859 * timevar.def (TV_TREE_MERGE_PHI): New.
8860 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8862 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8863 calls to tree_forwarder_block_p.
8864 (remove_forwarder_block_with_phi, merge_phi_nodes,
8865 gate_merge_phi, pass_merge_phi): New.
8866 * tree-optimize.c (init_tree_optimization_passes): Add
8868 * tree-pass.h: Add an extern for pass_merge_phi;
8870 2005-01-20 Richard Henderson <rth@redhat.com>
8873 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8874 (_mm_castps_pd, _mm_castps_si128): New.
8875 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8877 2005-01-20 Richard Henderson <rth@redhat.com>
8880 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8881 __builtin_ia32_vec_init_v2si.
8882 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8883 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8884 (ix86_init_mmx_sse_builtins): Create it.
8885 (ix86_expand_builtin): Expand it.
8886 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8887 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8888 (vec_extractv2si_0, vec_extractv2si_1): New.
8890 2005-01-20 Richard Henderson <rth@redhat.com>
8893 * config/i386/i386.c (ix86_expand_push): New.
8894 * config/i386/mmx.md (push<MMXMODE>1): New.
8895 * config/i386/sse.md (push<SSEMODE>1): New.
8896 * config/i386/i386-protos.h: Update.
8898 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8900 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8903 2005-01-20 Richard Henderson <rth@redhat.com>
8905 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8906 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8908 2005-01-19 Richard Henderson <rth@redhat.com>
8911 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8912 to V4SFmode in SSE1 fallback load path.
8914 2005-01-19 Richard Henderson <rth@redhat.com>
8916 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8917 in QImode expansion to ix86_expand_vector_set.
8918 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8920 2005-01-19 Richard Henderson <rth@redhat.com>
8923 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8924 subclass of the input class.
8925 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8926 Always true for cross-SSE1 classes. Rationalize conditionals.
8927 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8928 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8929 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8930 (movdi_2): Add MMX/SSE zeros.
8931 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8932 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8933 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8934 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8935 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8936 (zero_extendsidi2_rex64_1): Remove.
8937 (MOV0 peephole): Check GENERAL_REG_P.
8939 2005-01-19 Richard Henderson <rth@redhat.com>
8942 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8944 (ix86_expand_vector_extract): Likewise.
8946 2005-01-19 Richard Henderson <rth@redhat.com>
8949 * expr.c (emit_move_change_mode): New argument force; use
8950 simplify_gen_subreg if true.
8951 (emit_move_via_alt_mode): Merge into ...
8952 (emit_move_via_integer): ... here.
8953 (emit_move_ccmode): Use emit_move_change_mode directly.
8955 2005-01-19 Richard Henderson <rth@redhat.com>
8958 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8959 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8960 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8962 (alpha_emit_set_const): Likewise. Make static.
8963 (alpha_emit_set_long_const): Make static.
8964 (alpha_extract_integer): Split out from alpha_expand_mov.
8965 (alpha_split_const_mov): Likewise.
8966 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8967 (alpha_legitimate_constant_p): New.
8968 * config/alpha/alpha-protos.h: Update.
8969 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8970 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8971 * config/alpha/alpha.md (movsi): Add n alternative.
8972 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8973 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8974 (splitters for all of the above): Use alpha_split_const_mov.
8975 * config/alpha/predicates.md (non_add_const_operand): New.
8976 (non_zero_const_operand): New.
8977 (input_operand): Use alpha_legitimate_constant_p after reload.
8979 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8981 PR tree-optimization/19038
8982 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8983 (add_candidate): Add ivs with increment in latch only if
8984 allow_ip_end_pos_p is true.
8985 (determine_iv_cost): Use empty_block_p.
8987 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8989 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8990 (compute_dominance_frontiers): Ditto.
8992 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8995 * config/sh/t-rtems: New.
8996 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8998 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9000 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9001 the offset of the selected field.
9003 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9005 * tree-cfg.c (remove_forwarder_block): Fix the check to
9006 prevent a nonlocal label from appearing in the middle of a
9009 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9011 PR rtl-optimization/19462
9012 * reorg.c (find_end_label): Create return insn only if
9013 current_function_epilogue_delay_list is empty.
9015 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9017 * doc/passes.texi: Remove paragraph mentioning new-ra.
9019 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9021 PR rtl-optimization/15139
9022 * combine.c: Include params.h.
9023 (count_rtxs): New function.
9024 (record_value_for_reg): If replace_rtx would replace at least
9025 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9026 (clobber (const_int 0)) instead of TEM.
9027 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9028 * params.h (MAX_LAST_VALUE_RTL): New.
9029 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9030 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9033 * c-typeck.c (digest_init): Only call build_vector if all constructor
9034 elements are *_CST nodes.
9035 * gimplify.c (gimplify_init_constructor): Likewise.
9038 * c-typeck.c (digest_init): Only call build_vector if inside_init
9041 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9043 * toplev.c (init_asm_output): Remove dead #ifdef.
9045 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9047 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9049 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9051 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9052 accessing DECL_FUNCTION_CODE.
9053 * dojump.c (do_jump): Likewise.
9054 * gimplify.c (gimplify_call_expr): Likewise.
9055 * predict.c (expr_expected_value): Likewise.
9056 (strip_builtin_expect): Likewise.
9057 * tree-inline.c (estimate_num_insns_1): Likewise.
9058 * tree-ssa-loop-im.c (stmt_cost): Likewise
9059 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9060 (tree_expr_nonnegative_p): Likewise.
9062 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9064 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9065 variant of the load_pcrel_sym pattern.
9066 * config/sparc/sparc.md (P macro): Move to the top.
9067 (load_pcrel_sym): Macroize using P.
9068 (save_register_window): Likewise.
9070 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9072 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9075 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9078 * c-typeck.c (build_asm_expr): Strip nops off
9079 input memory operands.
9081 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9083 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9084 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9085 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9086 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9088 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9091 * config/i386/i386.c (override_options): If the 80387 is disabled,
9092 then do not return FP values using FP registers.
9094 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9096 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9097 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9098 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9099 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9100 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9101 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9102 output.h, postreload-gcse.c, postreload.c, recog.c,
9103 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9104 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9105 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9106 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9107 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9108 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9109 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9110 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9112 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9113 config/alpha/alpha.c, config/arm/vfp.md,
9114 config/i386/emmintrin.h, config/i386/i386-modes.def,
9115 config/i386/i386-protos.h, config/i386/i386.h,
9116 config/i386/pmmintrin.h, config/i386/ppro.md,
9117 config/i386/predicates.md, config/i386/xmmintrin.h,
9118 config/i860/i860.c, config/ia64/ia64-modes.def,
9119 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9120 config/ia64/ia64.md, config/ia64/itanium1.md,
9121 config/ia64/itanium2.md, config/ia64/predicates.md,
9122 config/iq2000/iq2000.h, config/mips/linux64.h,
9123 config/rs6000/aix41.h, config/rs6000/aix43.h,
9124 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9125 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9126 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9127 config/sparc/linux64.h, config/sparc/litecoff.h,
9128 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9129 config/sparc/sparc.h, config/sparc/sparc.md,
9130 config/sparc/sysv4-only.h: Update copyright.
9132 2005-01-18 Richard Henderson <rth@redhat.com>
9135 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9137 2005-01-18 Marc Espie <espie@openbsd.org>
9138 * config/i386/openbsdelf.h: Typo.
9140 2005-01-18 Richard Henderson <rth@redhat.com>
9142 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9143 special case for sse.
9144 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9146 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9148 * tree-inline.c (estimate_num_insns_1): Added cases for
9149 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9151 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9153 PR rtl-optimization/19296
9154 * combine.c (simplify_comparison): Rewrite the condition under
9155 which a non-paradoxical SUBREG of a PLUS can be lifted when
9156 compared against a constant.
9158 2005-01-18 Andi Kleen <ak@muc.de>
9160 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9161 * c.opt (-Wpointer-sign): Add.
9162 * doc/invoke.texi: (-Wpointer-sign): Add.
9164 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9166 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9167 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9168 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9169 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9170 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9171 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9172 for TARGET_MIX_SSE_I387.
9173 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9174 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9175 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9176 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9177 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9178 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9179 TARGET_MIX_SSE_I387.
9180 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9183 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9186 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9187 Add movaps alternative for xmm reg->reg move.
9189 2005-01-17 Jeff Law <law@redhat.com>
9191 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9192 at the end of the main DOM loop rather than just before DOM exits.
9194 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9196 PR tree-optimization/19121
9197 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9198 adding aliases to a name tag, also add them to the pointer's
9200 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9201 sensitive alias info at all. Only check that the two pointers
9202 have compatible pointed-to sets.
9203 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9204 a pointer's type tag is a superset of the alias set of the
9207 2005-01-17 James E Wilson <wilson@specifixinc.com>
9210 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9211 comment to document why.
9213 2005-01-17 Richard Henderson <rth@redhat.com>
9215 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9216 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9217 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9218 sse2_vmsminv2df3_finite): New.
9219 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9220 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9221 Force op1 into register.
9223 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9225 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9226 bubblestrap from always rebuilding build directory.
9228 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9230 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9231 ("*cmpmem_short"): Likewise.
9233 2005-01-17 Steven Bosscher <stevenb@suse.de>
9235 * basic-block.h: Document BB_* flags.
9236 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9237 use an sbitmap instead.
9238 * sched-rgn.c (compute_trg_info): Likewise.
9240 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9242 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9243 redundant target_cpu_default and extra_parts lines. Use the default
9245 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9246 (SUBTARGET_EXTRA_SPECS): Delete.
9247 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9248 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9249 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9250 and "n32" for -mabi=n32.
9252 2005-01-17 Ian Lance Taylor <ian@airs.com>
9255 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9256 fold constant variables into initial values.
9258 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9260 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9262 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9263 through the statements backward.
9265 2005-01-17 Ian Lance Taylor <ian@airs.com>
9267 PR middle-end/13127:
9268 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9269 a variable set to the return value of the inlined function.
9271 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9273 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9274 when modes are tieable.
9276 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9278 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9279 of pthread_create to find out if threads are enabled.
9280 * gthr-posix95.h (__gthread_active_p): Likewise.
9282 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9284 * common.opt (-fnew-ra): Remove.
9286 * toplev.h (flag_new_regalloc): Remove.
9287 * Makefile.in (ra*.*): Don't mention.
9288 * passes.c (rest_of_handle_new_regalloc): Remove.
9289 (rest_of_handle_combine, rest_of_compilation): Always consider
9290 flag_new_regalloc as false.
9291 * doc/invoke.texi: Don't document -fnew-ra.
9293 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9295 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9296 last parameter to reg_scan.
9297 * loop.c (loop_optimize): Likewise.
9298 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9299 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9300 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9301 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9302 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9303 * regclass.c (reg_scan): Likewise, for the declaration.
9304 * rtl.h (reg_scan): Likewise, for the prototype.
9306 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9308 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9309 mark_dfs_back_edges.
9311 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9313 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9314 (compute_avail): Uses don't go in tmp_gen.
9316 2005-01-16 Steven Bosscher <stevenb@suse.de>
9318 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9319 loop to look for a free slot in a page entry.
9321 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9324 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9325 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9326 just before targetm.asm_out.file_end.
9327 * tree.h (process_pending_assemble_output_defs): Declare.
9328 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9330 (assemble_alias): Defer generation of assembly code for defines when
9331 TARGET_DEFERRED_OUTPUT_DEFS is true.
9332 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9333 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9334 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9336 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9339 * pa.c (pa_scalar_mode_supported_p): New function.
9340 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9341 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9343 * pa-protos.h (prefetch_operand): Delete.
9344 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9345 * pa.c (prefetch_operand): Delete.
9346 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9347 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9348 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9349 and prefetch_nocc_operand.
9350 * pa.md (prefetch): Rework to avoid reload problems handling short
9351 displacements when a cache control completer needs to be provided.
9352 (prefetch_32, prefetch_64): Delete.
9353 (prefetch_cc, prefetch_nocc): New patterns.
9355 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9357 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9359 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9362 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9363 exceeds maximum alignment for global common data.
9364 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9365 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9367 2004-01-15 Roger Sayle <roger@eyesopen.com>
9369 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9371 2004-01-15 Roger Sayle <roger@eyesopen.com>
9373 * harg-reg-set.h (reg_class_names): Prototype global array.
9374 * regclass.c (reg_class_names): Declare here and initialize to
9376 (dump_regclass): Remove local declaration of reg_class_names.
9377 (regclass): Likewise.
9378 * cfg.c (dump_flow_info): Likewise.
9379 * ra-debug.c (reg_class_names): Likewise.
9380 * regrename.c (reg_class_names): Likewise.
9381 * reload.c (reg_class_names): Likewise.
9382 * reload1.c (spill_failure): Likewise.
9383 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9385 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9387 * config/s390/s390.md ("reload_outti"): Remove predicate for
9388 output operand. Abort if operand is not a MEM.
9389 ("reload_outdi", "reload_outdf"): Likewise.
9391 2005-01-15 Marc Espie <espie@openbsd.org>
9393 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9394 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9395 * config/openbsd.h: Fix C++ includes for native configurations.
9396 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9397 Add trampoline support.
9398 * config/i386/openbsdelf.h: New.
9400 2005-01-15 Marc Espie <espie@openbsd.org>
9402 * collect2.c (main): Explicitly parse -dynamic-linker option.
9404 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9406 PR tree-optimization/19060
9407 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9408 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9409 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9410 and handle extract_range_from_cond returning false.
9411 * fold-const.c (fold): Optimize comparisons with min/max even for
9412 width > HOST_BITS_PER_WIDE_INT.
9414 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9416 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9417 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9418 Remove little endian multilib variants.
9419 Add mips32 multilib variant.
9421 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9423 * explow.c (copy_all_reg, stabilize): Remove.
9424 * expr.h: Remove the corresponding prototypes.
9426 * rtlanal.c (regs_set_between_p): Remove.
9427 * rtl.h: Remove the corresponding prototype.
9429 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9431 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9432 to rs6000_nonimmediate_operand.
9433 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9434 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9435 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9436 rs6000_nonimmediate_operand.
9437 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9438 rs6000_nonimmediate_operand.
9440 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9442 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9444 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9446 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9448 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9449 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9451 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9452 (rs6k_nonimmediate_operand): New.
9453 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9455 (legitimate_lo_sum_address_p): Same.
9456 (rs6000_legitimize_address): Same.
9457 (rs6000_legitimize_reload_address): Same.
9458 (rs6000_legitimate_address): Same.
9459 (spe_build_register_parallel): Pass DF and DC modes in a DI
9462 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9463 to rs6k_nonimmediate_operand.
9465 * config/rs6000/spe.md ("*frob_df_di"): New.
9466 ("*frob_di_df"): New.
9467 ("*frob_di_df_2"): New.
9468 ("*mov_sidf_e500_subreg0"): New.
9469 ("*mov_sidf_e500_subreg4"): New.
9470 ("*movdf_e500_double"): Change predicate to
9471 rs6k_nonimmediate_operand.
9473 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9475 * postreload.c (move2add_note_store): Only call
9476 trunc_int_for_mode on scalar integers.
9478 2005-01-14 Steven Bosscher <stevenb@suse.de>
9480 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9481 replace BB_VISITED uses.
9482 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9483 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9484 (tree_dce_done): Free visited_control_parents.
9485 (perform_tree_ssa_dce): Allocate and clear it.
9486 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9487 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9488 instead of BB_VISITED.
9490 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9492 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9493 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9494 Remove unused prototypes.
9496 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9498 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9499 64-bit register usage.
9500 (spe_func_has_64bit_regs_p): Add FIXME note.
9502 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9504 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9505 flag_finite_math_only with flag_unsafe_math_optimizations.
9507 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9509 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9511 (__tpf_eh_return): Copy TPF private stack area from the module
9512 boundary stack frame. Add check for when module addresses are
9513 equal, but no stub address is found.
9515 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9518 * arm.h (struct machine_function): Add call_via field.
9519 (thumb_call_via_label): Declare.
9520 * arm.c (thumb_call_via_label): New variable.
9521 (thumb_call_reg_needed): New variable.
9522 (arm_output_function_epilogue): For Thumb code, output any per-function
9523 call-indirect trampolines.
9524 (thumb_call_via_reg): New function.
9525 (arm_file_end): New function.
9526 (TARGET_ASM_FILE_END): Call arm_file_end.
9527 (aof_file_end): Likewise.
9528 * arm-protos.h (thumb_call_via_reg): Declare.
9529 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9530 thumb_call_via_reg in normal case.
9532 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9535 PR rtl-optimization/19348
9536 * recog.c (peephole2_optimize): Do global life update if some peephole
9537 decides it doesn't need at least one of its inputs and that change
9538 influences liveness at the start of the basic block.
9540 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9541 arguments instead of 1.
9543 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9546 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9547 zero for nested functions needing a static chain or functions
9548 with a non-constant address.
9550 2005-01-13 Roger Sayle <roger@eyesopen.com>
9552 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9553 (and (sign_extend X) C) into (zero_extend (and X C)).
9555 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9557 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9559 2005-01-13 Richard Henderson <rth@redhat.com>
9564 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9565 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9566 not just TARGET_SSE.
9567 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9568 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9569 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9570 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9571 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9572 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9573 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9574 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9575 (movdicc_c_rex64): Rename with '*'.
9576 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9577 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9578 (movsfcc_1_387): Rename from movsfcc_1.
9579 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9580 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9581 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9582 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9583 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9584 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9585 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9586 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9587 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9588 sse_movdfcc_const0_4): Remove.
9589 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9590 recognize min/max early. Update for changed sse cmove patterns.
9591 (ix86_split_sse_movcc): New.
9592 * config/i386/i386-protos.h: Update.
9594 2005-01-13 Steven Bosscher <stevenb@suse.de>
9596 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9597 (fix_stmt_v_may_defs): Likewise.
9599 2005-01-13 Richard Henderson <rth@redhat.com>
9601 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9602 for converting the mask.
9604 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9606 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9609 2005-01-13 Richard Henderson <rth@redhat.com>
9611 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9612 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9613 IX86_BUILTIN_MOVDQ2Q): Remove.
9614 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9615 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9616 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9618 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9619 (sse2_pextrw): Fix immediate constraint.
9620 (sse2_loadq, sse2_loadq_rex64): Remove.
9621 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9622 Use __builtin_ia32_vec_ext_<size>.
9623 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9625 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9627 * function.c (assign_parm_setup_block): Look inside original
9628 entry_parm when inspecting PARALLEL.
9630 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9631 Joel Sherrill <joel@oarcorp.com>
9634 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9635 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9636 rtems_gxx_recursive_mutex_init.
9637 (__gthread_recursive_mutex_lock): New function.
9638 (__gthread_recursive_mutex_trylock): Likewise.
9639 (__gthread_recursive_mutex_unlock): Likewise.
9641 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9643 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9645 2005-01-13 Jan Beulich <jbeulich@novell.com>
9647 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9648 (ashrti3_internal): Indicate output is early clobber. Generate result
9649 into output rather than first input. Use move for low word of output
9650 if shift count is exactly 64.
9651 (lshrti3_internal): Likewise.
9653 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9657 * reload1.c (delete_output_reload): Don't delete an output reload
9658 if the pseudo lives longer than a single basic block. Adjust and
9659 improve wording of comment.
9661 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9664 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9665 of TYPE_SIZE where we mean the number of bytes.
9667 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9669 * function.c (assign_parm_setup_block): Relax condition on
9670 multi-register optimization.
9672 2005-01-12 Nick Clifton <nickc@redhat.com>
9674 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9675 an "in_delay_slot" attribute of "no" to prevent them being used in
9676 delay slots. This is forbidden because they might generate
9679 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9682 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9685 2005-01-12 Nick Clifton <nickc@redhat.com>
9687 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9688 passed on to GAS) but do not define, as GAS no longer supports or
9689 needs the -m2000 option.
9691 2005-01-11 Roger Sayle <roger@eyesopen.com>
9693 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9694 type as args of unprototyped builtins aren't automatically promoted.
9695 (fold_builtin_abs): Likewise.
9697 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9699 * Makefile.in: Set a `build-warn' variable.
9701 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9703 PR tree-optimization/17949
9704 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9705 (find_interesting_uses_address): Use it.
9707 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9709 * regrename.c (kill_value): Handle subreg's that won't simplify.
9711 2005-01-11 Richard Henderson <rth@redhat.com>
9714 * config/i386/i386.h (enum ix86_builtins): Move ...
9715 * config/i386/i386.c: ... here.
9716 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9717 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9718 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9719 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9720 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9721 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9722 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9723 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9724 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9725 IX86_BUILTIN_LOADDDUP): Remove.
9726 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9727 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9728 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9729 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9730 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9731 (ix86_init_builtins): Make static.
9732 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9733 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9734 if all the modes match. Otherwise, fake it.
9735 (get_element_number, ix86_expand_vec_init_builtin,
9736 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9737 (ix86_expand_builtin): Make static. Update for changed builtins.
9738 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9739 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9740 (ix86_expand_vector_init_duplicate): New.
9741 (ix86_expand_vector_init_low_nonzero): New.
9742 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9743 Split out from ix86_expand_vector_init; handle integer modes.
9744 (ix86_expand_vector_init): Use them.
9745 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9746 * config/i386/i386-protos.h: Update.
9747 * config/i386/predicates.md (reg_or_0_operand): New.
9748 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9749 (movv2sf_internal): Likewise. And a splitter to match them all.
9750 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9751 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9752 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9753 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9754 (mmx_pinsrw): Fix operand ordering.
9755 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9756 rather than sse_loadss expander.
9757 (movv2df splitter): Similarly.
9758 (sse_loadss, sse_loadlss): Remove.
9759 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9760 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9761 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9762 (sse3_movddup): Rename with '*'.
9763 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9764 (sse2_loadsd): Remove.
9765 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9766 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9767 (sse2_pinsrw): Fix argument ordering.
9768 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9769 (sse2_stored): Remove 'r' destination.
9770 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9771 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9772 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9773 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9774 vec_extractv16qi, vec_initv16qi): New.
9776 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9777 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9778 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9780 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9781 (_mm_load_si128, _mm_store_si128): Likewise.
9782 (_mm_load1_pd): Use _mm_set1_pd.
9783 (_mm_load_sd): Use _mm_set_sd.
9784 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9785 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9786 (_mm_set_epi64): Use _mm_set_epi64x.
9787 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9788 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9789 _mm_setr_epi8): Use _mm_set_foo form.
9790 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9791 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9792 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9793 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9794 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9795 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9796 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9797 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9798 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9799 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9800 (_mm_movedup_pd): Use _mm_shuffle_pd.
9801 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9802 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9803 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9804 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9806 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9807 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9808 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9809 (_mm_store_ps): Use raw dereference.
9810 (_mm_store1_ps): Use _mm_storeu_ps.
9811 (_mm_storer_ps): Use _mm_store_ps.
9812 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9813 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9815 2005-01-11 Stan Shebs <shebs@apple.com>
9817 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9818 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9820 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9823 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9824 Skip all DECLs except for FIELD_DECLs.
9826 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9828 * config/s390/s390.c (override_options): Return error if
9829 -mbackchain, -mpacked-stack and -mhard-float are used together.
9830 (s390_va_start): Remove the backchain && packed-stack special case.
9831 (s390_gimplify_va_arg): Likewise.
9832 * doc/invoke.texi: Remove the ABI incompatibility note.
9834 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9836 * config/s390/s390.c (struct s390_frame_layout): Remove
9838 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9839 save_backchain_p with TARGET_BACKCHAIN.
9841 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9844 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9845 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9846 * function.c (locate_and_pad_parm): Set new field.
9847 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9848 Tweak where_pad test to include "none". Always set mem align for
9850 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9851 not sufficient for type.
9852 (assign_parm_setup_block): If stack_parm is zero on entry, always
9853 make a new stack local. Block move old stack parm if necessary
9854 to new aligned stack local.
9855 (assign_parm_setup_stack): Use a block move to handle
9856 potentially misaligned entry_parm.
9857 (assign_parms_unsplit_complex): Specify required alignment when
9858 creating stack local.
9859 * calls.c (compute_argument_addresses): Override alignment of stack
9860 arg calculated from its type with the alignment given by
9861 FUNCTION_ARG_BOUNDARY.
9862 (store_one_arg): Likewise.
9864 2005-01-11 Jan Beulich <jbeulich@novell.com>
9866 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9867 Change respective itanium_class attribute to ialu.
9868 (shladdp4_internal): New.
9869 * config/ia64/predicates.md (shladd_log2_operand): New.
9871 2005-01-11 Richard Henderson <rth@redhat.com>
9873 * expr.c (store_constructor): Use rtvec_alloc instead of
9874 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9876 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9878 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9880 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9882 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9883 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9884 (TARGET_RWRELOC): Define.
9885 (ia64_rwreloc_section_type_flags): Delete.
9886 (ia64_section_type_flags): New function.
9887 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9888 (TARGET_RWRELOC): Define.
9890 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9893 * config/ia64/ia64.c (process_set): For alloc insn, only call
9894 process_epilogue is !frame_pointer_needed.
9896 2005-01-10 Roger Sayle <roger@eyesopen.com>
9899 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9900 unary operator and can't be treated as a binary/comparison operator.
9902 2005-01-10 Richard Henderson <rth@redhat.com>
9904 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9905 (ix86_return_in_memory): Likewise.
9906 (function_arg_advance): Likewise. Mirror structure in function_arg
9907 for choosing register to advance.
9909 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9911 * tree-vectorizer.c, tree.def: Fix comment typos.
9913 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9915 * config/s390/s390.c (struct processor_costs): 4 new fields:
9916 ddbr, ddr, debr, der.
9917 (s390_rtx_costs): More precise handling of divide instructions.
9919 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9921 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9923 2005-01-10 Jan Beulich <jbeulich@novell.com>
9925 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9926 names resulting from -ffunction-sections/-fdata-sections and linkonce
9928 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9929 based on the section name. Rearrange the section name comparison logic
9930 slightly so that each section name is compared against at most once.
9932 2005-01-10 Ben Elliston <bje@au.ibm.com>
9934 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9935 targets for which -fPIC reduces limitations on the GOT size.
9937 2005-01-09 Falk Hueffner <falk@debian.org>
9939 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9942 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9945 * collect2.c (main): Set aixrtl_flag for -brtl option.
9946 (resolve_lib_name): Search for .so file extension before .a
9949 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9951 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9952 (vect_analyze_data_refs_alignment): Add dump prints.
9954 2005-01-09 Ira Rosen <irar@il.ibm.com>
9956 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9957 expr_invariant_in_loop_p.
9958 Initialize outputs first thing in the function.
9959 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9960 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9961 (vect_analyze_pointer_ref_access): Check that the initial condition of
9962 the access function is loop invariant.
9964 2005-01-09 Richard Henderson <rth@redhat.com>
9966 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9967 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9968 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9969 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9970 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9971 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9972 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9973 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9974 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9975 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9976 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9977 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9978 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9979 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9980 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9981 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9982 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9983 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9984 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9985 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9986 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9987 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9988 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9990 (mmx_clrdi, pavgusb): Remove.
9991 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9992 with leading sse_ prefix.
9993 * config/i386/sse.md: Receive them.
9994 * config/i386/mmx.md: New file.
9995 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9996 (subrv2sf3): Turn into expander for normal subtraction.
9997 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9998 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9999 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10000 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10001 commutative; use ix86_binary_operator_ok.
10002 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10003 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10004 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10005 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10006 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10007 Macroize from existing patterns; use ix86_binary_operator_ok.
10008 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10009 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10010 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10011 with vec_select+vec_concat.
10012 (mmx_pshufw, mmx_pshufw_1): Likewise.
10013 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10014 (mmx_uavgv4hi3): Model correctly.
10015 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10016 _mm_xor_si64): Remove casts.
10018 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10020 PR tree-optimization/19224
10021 * tree-scalar-evolution.c (get_instantiated_value,
10022 set_instantiated_value): New functions.
10023 (instantiate_parameters_1): Cache the results.
10024 (instantiate_parameters, resolve_mixers): Initialize and free
10027 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10029 * config/i386/i386.md (addhi_4): Correct reference in comment.
10032 2005-01-08 Richard Henderson <rth@redhat.com>
10034 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10035 (_mm_cvtsi128_si64x): Likewise.
10036 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10037 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10038 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10039 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10040 * config/i386/i386-protos.h: Update.
10041 * config/i386/i386.c (print_operand): Add 'H'.
10042 (ix86_fixup_binary_operands): Split out from ...
10043 (ix86_expand_binary_operator): ... here.
10044 (ix86_fixup_binary_operands_no_copy): New.
10045 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10046 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10047 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10048 (safe_vector_operand): Use CONST0_RTX.
10049 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10050 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10051 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10052 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10054 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10055 (IX86_BUILTIN_CMPNGESS): New.
10056 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10057 (attr type): Add sselog1.
10058 (attr unit, attr memory): Handle it.
10059 (movti, movti_internal, movti_rex64): Move near other integer moves.
10060 (movtf, movtf_internal): Move near other fp moves.
10061 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10062 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10063 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10064 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10065 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10066 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10067 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10068 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10069 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10070 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10071 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10072 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10073 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10074 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10075 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10076 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10077 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10078 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10079 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10080 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10081 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10082 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10083 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10084 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10085 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10086 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10087 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10088 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10089 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10090 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10091 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10092 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10093 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10094 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10095 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10096 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10097 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10098 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10099 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10100 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10101 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10102 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10103 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10104 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10106 (SSEPUSH, push<SSEPUSH>): Remove.
10107 (MMXPUSH, push<MMXPUSH>): Remove.
10108 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10109 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10110 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10111 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10112 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10113 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10114 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10115 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10116 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10117 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10118 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10119 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10120 (ppro_sse_log_V4SF): Handle sselog1.
10121 * config/i386/predicates.md (const_0_to_1_operand): New.
10122 (const_0_to_255_mul_8_operand): New.
10123 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10124 (const_2_to_3_operand, const_4_to_7_operand): New.
10125 * config/i386/sse.md: New file.
10126 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10127 (sse_movups): Rename from sse_movups_1.
10128 (sse_loadlss): Rename from sse_loadss_1.
10129 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10131 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10132 (absv4sf2, negv2df, absv2df): New.
10133 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10134 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10135 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10136 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10137 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10138 (sse3_addsubv4sf3): Model correctly.
10139 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10140 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10141 (sse_movhlps): Model with vec_select+vec_concat.
10142 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10143 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10144 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10145 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10146 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10147 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10148 sse2_pshufhw_1): Likewise.
10149 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10150 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10151 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10152 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10153 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10154 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10155 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10156 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10157 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10158 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10159 sminv8hi3): Mark commutative
10160 operands. Use ix86_binary_operator_ok.
10161 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10162 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10163 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10164 sse2_punpcklqdq): Allow operand2 in memory.
10165 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10166 sse2_movsd): Add memory alternatives.
10167 (sse_storelps): Turn expander into an insn; split after reload.
10168 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10169 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10171 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10173 * configure.ac (DWARF-2 debug_line): Use objdump.
10174 * configure: Regenerate.
10176 2005-01-08 Jeff Law <law@redhat.com>
10177 Diego Novillo <dnovillo@redhat.com>
10179 PR tree-optimization/18241
10180 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10181 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10182 statements with volatile operands.
10183 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10184 operands after marking a statement with has_volatile_ops.
10186 2005-01-08 Roger Sayle <roger@eyesopen.com>
10188 * tree.c (int_fits_type_p): Always honor integer constant
10189 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10191 2005-01-08 Roger Sayle <roger@eyesopen.com>
10193 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10194 the latent bug in rtl_delete_block has been resolved.
10196 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10198 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10199 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10201 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10203 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10204 library as @multilib_dir@/$(SHLIB_SONAME).
10206 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10208 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10209 * configure: Regenerate.
10211 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10213 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10216 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10219 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10220 Convert non-word aligned offset address using ld/std into
10223 2005-01-07 Richard Henderson <rth@redhat.com>
10225 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10227 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10229 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10231 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10233 PR tree-optimization/19283
10234 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10235 is not shorter than the original type.
10237 PR rtl-optimization/19012
10238 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10240 PR rtl-optimization/18861
10241 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10242 (FULL_STATE): Define.
10243 (mark_tablejump_edge): New function.
10244 (purge_dead_tablejump_edges): New function.
10245 (find_bb_boundaries): Use it.
10247 PR tree-optimization/18828
10248 * builtins.c (expand_builtin_next_arg): Remove argument and all
10249 the argument checking.
10250 (expand_builtin): Adjust caller.
10251 (expand_builtin_va_start): Likewise. Remove error for too many
10253 (fold_builtin_next_arg): Issue error for too many arguments.
10254 After checking arguments, replace them with magic arguments that
10255 prevent further checking of the args.
10257 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10259 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10261 2005-01-06 Roger Sayle <roger@eyesopen.com>
10264 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10265 and %{.S:...} (and their negative variants) to test whether the
10266 input file is assembler or pre-processed-assembler independent of
10267 the actual filename extension.
10269 2005-01-06 Roger Sayle <roger@eyesopen.com>
10271 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10272 of sign or zero extended values.
10274 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10276 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10277 for IBM long double format correctly.
10279 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10281 Fix PR tree-optimization/18792
10283 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10284 to first_loop_depth, and use loop depth instead of loop number.
10285 (build_classic_dir_vector): Ditto.
10286 (compute_data_dependences_for_loop): Use depth, not loop number.
10287 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10288 number. Pass in loops, instead of loop numbers.
10289 (gather_interchange_stats): Ditto.
10290 (linear_transform_loops): Ditto.
10292 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10295 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10296 biv_fits_mode_p, extension_within_bounds_p): New functions.
10297 (check_ext_dependent_givs): Use them.
10299 2005-01-06 Roger Sayle <roger@eyesopen.com>
10301 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10302 more than one barrier, in which case we should delete them all.
10304 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10306 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10308 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10310 Fix PR middle-end/19286
10312 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10313 output this subprogram, simply ignore this attempt to do it again.
10314 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10315 origin attribute if it's not possible.
10316 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10317 (decls_for_scope): Ditto.
10318 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10319 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10321 2005-01-05 Richard Henderson <rth@redhat.com>
10324 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10325 (bdesc_2arg): Use it.
10326 (ix86_expand_binop_builtin): Force operands into registers
10328 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10329 ix86_expand_sse_compare, ix86_expand_sse_comi,
10330 ix86_expand_builtin): Likewise.
10332 2005-01-05 Richard Henderson <rth@redhat.com>
10334 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10336 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10337 (mulv4hi3): Set itanium_class mmmul.
10338 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10339 (fpack): Rename from fpack_sfsf.
10341 2005-01-05 Richard Henderson <rth@redhat.com>
10344 * reload1.c (do_input_reload): Restrict the optimization deleteing
10345 a previous output reload to RELOAD_FOR_INPUT.
10347 2005-01-05 Steven Bosscher <stevenb@suse.de>
10349 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10350 comment that we fall through after case.
10351 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10352 (distribute_links): Likewise.
10353 * cse.c (cse_insn): Likewise.
10354 * cselib.c (cselib_invalidate_mem): Likewise.
10355 * df.c: Update comments at the top of the file.
10356 (read_modify_subreg_p): Update comments here too.
10357 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10358 * flow.c (mark_set_1): Likewise.
10359 (mark_used_regs): Likewise.
10360 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10361 (canon_list_insert): Likewise.
10362 (mark_set): Likewise.
10363 (try_replace_reg): Likewise.
10364 (store_killed_in_insn): Likewise.
10365 * loop.c (count_one_set): Likewise.
10366 (basic_induction_var): Likewise.
10367 * postreload-gcse.c (find_mem_conflicts): Likewise.
10368 * postreload.c (reload_combine_note_store): Likewise.
10369 (move2add_note_store): Likewise.
10370 * reload.c (find_equiv_reg): Likewise.
10371 (mark_referenced_resources): Likewise.
10372 * rtlanal.c (set_noop_p): Likewise.
10373 (note_stores): Likewise.
10374 (note_uses): Likewise.
10375 * sched-deps.c (sched_analyze_1): Likewise.
10376 * sched-rgn.c (check_live_1): Likewise.
10377 (update_live_1): Likewise.
10378 * config/i860/i860.c: Likewise.
10380 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10382 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10384 * doc/rtl.texi: Update documentation for bit-fields and SET.
10386 2005-01-05 Roger Sayle <roger@eyesopen.com>
10388 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10390 2005-01-05 Jan Hubicka <jh@suse.cz>
10391 Richard Henderson <rth@redhat.com>
10394 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10397 2005-01-05 Richard Henderson <rth@redhat.com>
10400 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10401 (sse_shufps): Change operand 3 to const_int_operand.
10402 (sse2_storelps): Fix typo in template.
10403 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10404 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10405 (ix86_expand_builtin): Likewise.
10407 2005-01-05 Julian Brown <julian@codesourcery.com>
10409 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10410 as aggregates for AAPCS ABIs.
10412 2005-01-05 Stan Shebs <shebs@apple.com>
10414 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10415 Mach-O getters if ppc64.
10416 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10418 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10419 signed four-byte field for global code case.
10420 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10422 2005-01-05 Roger Sayle <roger@eyesopen.com>
10424 PR middle-end/19100
10425 * c-common.c: Include real.h.
10426 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10427 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10428 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10429 * Makefile.in (c-common.o): Update dependencies.
10431 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10433 * c-parse.in (asm_string): Add trailing semicolon.
10435 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10437 * c-parse.in (asm_string): New. Don't allow wide strings in
10439 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10440 asm_string instead of STRING.
10442 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10444 * c-typeck.c (constructor_no_implicit): Remove.
10445 (set_designator, process_init_element): Don't check
10446 constructor_no_implicit.
10448 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10449 Kaz Kojima <kkojima@gcc.gnu.org>
10452 * lcm.c (create_pre_exit): New.
10453 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10454 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10456 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10458 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10459 -msoft-float in target_float_switch.
10460 * arm.c (arm_override_options): Fix processing of target_float_switch.
10462 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10464 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10467 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10469 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10470 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10472 2005-01-04 Roger Sayle <roger@eyesopen.com>
10474 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10475 if deleting the then-block allows the test-block to fallthru to the
10478 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10481 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10482 after the full declaration if the are in two different TUs.
10484 2005-01-04 Richard Henderson <rth@redhat.com>
10487 * tree-sra.c (generate_one_element_init): Just
10488 call gimplify_and_add.
10489 (generate_element_init): Record the
10490 new referenced variables and mark them for renaming
10491 and split out to ...
10492 (generate_element_init_1): This.
10493 (scalarize_init): Don't call push_gimplify_context/
10494 pop_gimplify_context.
10496 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10498 * toplev.c (get_src_pwd): Handle failure of getpwd().
10500 2005-01-04 Roger Sayle <roger@eyesopen.com>
10502 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10504 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10505 all the cases handled by it are inverted by invert_truthvalue.
10507 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10509 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10510 (save_register_windowsi): Likewise.
10512 2005-01-04 Richard Henderson <rth@redhat.com>
10514 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10516 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10518 PR middle-end/17767
10519 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10520 any simplifications of vector mode comparison operators.
10521 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10523 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10524 Devang Patel <dpatel@apple.com>
10526 PR tree-optimization/18308
10527 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10528 the operands before creating a new expression.
10529 * dojump.c (do_jump): Make drop_through_label available
10530 for all cases. Add expansion of COND_EXPR.
10532 2005-01-04 Ira Rosen <irar@il.ibm.com>
10534 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10535 INTEGER_CST instead of TREE_CONSTANT.
10536 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10537 instead of TREE_CONSTANT.
10538 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10539 instead of TREE_CONSTANT.
10541 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10543 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10545 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10548 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10549 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10551 2005-01-03 Richard Henderson <rth@redhat.com>
10553 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10554 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10555 fold_convert_const_real_from_real): Split out from ...
10556 (fold_convert_const): ... here.
10558 2005-01-03 Richard Henderson <rth@redhat.com>
10561 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10562 (mov<MMXMODEI>_internal): Likewise.
10563 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10564 Add V2SF case; use it for SSE1; don't use TI.
10565 (movdf_integer): Likewise.
10566 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10568 2005-01-03 Ira Rosen <irar@il.ibm.com>
10570 * tree-vectorizer.c (vect_strip_conversions): New function.
10571 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10572 check for binary class.
10574 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10578 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10580 * gimple-low.c (mark_blocks_with_used_vars): New function.
10581 (mark_blocks_with_used_subblocks): Ditto.
10582 (mark_used_blocks): Ditto.
10583 (pass_mark_used_blocks): New pass.
10584 * tree-inline.c: Include debug.h.
10585 (expand_call_inline): Call outlining_inline_function here.
10586 * tree-optimize.c (init_tree_optimization_passes): Add
10587 pass_mark_used_blocks.
10588 * tree-pass.h (pass_mark_used_blocks): New.
10589 * Makefile.in (tree-inline.o): Add debug.h dependency.
10591 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10593 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10594 VAR_DECLs to have weak_import attribute.
10596 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10599 2004-01-03 Steven Bosscher <stevenb@suse.de>
10601 * passes.c (rest_of_compilation): Don't run regmove if only
10602 flag_expensive_optimizations, require flag_regmove instead.
10604 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10606 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10608 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10609 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10610 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10611 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10613 2005-01-03 Richard Henderson <rth@redhat.com>
10615 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10616 (ia64_const_ok_for_letter_p): New.
10617 (ia64_const_double_ok_for_letter_p): New.
10618 (ia64_extra_constraint): New.
10619 (ia64_expand_vecint_compare): New.
10620 (ia64_expand_vcondu_v2si): New.
10621 (ia64_expand_vecint_cmov): New.
10622 (ia64_expand_vecint_minmax): New.
10623 (ia64_print_operand): Add 'v'.
10624 (ia64_preferred_reload_class): New.
10625 (ia64_vector_mode_supported_p): New.
10626 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10627 (PREFERRED_RELOAD_CLASS): Move to function.
10628 (CONST_OK_FOR_LETTER_P): Move to function.
10629 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10630 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10631 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10632 (EXTRA_CONSTRAINT): Move to function.
10633 * config/ia64/ia64.md: Include vect.md.
10634 (itanium_class): Add mmalua.
10636 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10638 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10639 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10641 (const_int_2bit_operand): New.
10642 (fr_reg_or_0_operand): New.
10643 * config/ia64/ia64-modes.def: Add vector modes.
10644 * config/ia64/ia64-protos.h: Update.
10645 * config/ia64/vect.md: New file.
10647 2005-01-03 Richard Henderson <rth@redhat.com>
10649 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10651 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10654 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10656 (log1pdf2): Change mode of operands[0,1] to DFmode.
10658 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10660 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10661 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10662 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10663 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10664 SPARC_RELAXED_ORDERING.
10666 2005-01-03 Richard Henderson <rth@redhat.com>
10667 Uros Bizjak <uros@kss-loka.si>
10670 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10671 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10672 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10674 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10675 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10676 const_pow2_1_to_128_operand): New predicates.
10678 2005-01-02 Greg McGary <greg@mcgary.org>
10680 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10682 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10683 object. [ptr_type]: Remove unused variable.
10684 Remember nearest addressable array-element or record-component
10685 when checking bitfield components. Tolerate empty BIND_EXPR.
10687 2005-01-01 Richard Henderson <rth@redhat.com>
10689 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10690 that don't narrow the value. Fail for other conversions.
10692 2005-01-01 Richard Henderson <rth@redhat.com>
10695 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10696 * c-lang.c (finish_file): Don't do it here.
10697 * objc/objc-act.c (objc_finish_file): Likewise.
10699 * cgraph.c (decl_assembler_name_equal): New.
10700 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10701 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10702 * cgraph.h (struct cgraph_varpool_node): Add next.
10703 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10704 * varasm.c (assemble_alias): Mark the target as needed.
10706 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10708 PR middle-end/19221
10709 * function.c (get_arg_pointer_save_area): Use entry_of_function
10710 instead of get_insns.
10712 2005-01-01 Roger Sayle <roger@eyesopen.com>
10713 Andrew Pinski <pinskia@physics.uc.edu>
10714 James E. Wilson <wilson@specifixinc.com>
10716 PR rtl-optimization/12092
10717 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10720 2005-01-01 Roger Sayle <roger@eyesopen.com>
10721 Olivier Hainque <hainque@act-europe.fr>
10723 * tree.c (int_fits_type_p): A narrower type always fits in a
10724 wider one, except for negative values into unsigned types.
10726 2005-01-01 Roger Sayle <roger@eyesopen.com>
10728 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10729 with the original constant rather than require TREE_OVERFLOW.
10731 2005-01-01 Steven Bosscher <stevenb@suse.de>
10733 PR middle-end/17544
10734 * c-decl.c (finish_function): If compiling C99, annotate the
10735 compiler generated return with the current file name and line 0.
10736 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10737 the source line is greater than 0.
10738 (remove_bb): Likewise.