1 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4 the function returns a pointer type.
6 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
8 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
9 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10 * doc/invoke.texi: Documnet salias-max-implicit-fields.
11 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
12 explicit_uses members.
13 (get_or_create_used_part_for): Initialize new fields.
14 (fieldoff_compare): New function.
15 (create_overlap_variables_for): Count number of fields, use
16 heuristic to determine whether to create subvars for vars with
18 Sort the field list by offset and avoid creating duplicate SFT's.
20 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
22 * c.opt (-F): Remove trailing whitespace from help string.
23 (-finput-charset): Use a tab to separate the switch name and help
25 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
26 (-ftree-vectorizer-verbose): Likewise.
28 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
30 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
31 a PHI argument where a use occurs instead of all PHI arguments.
33 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
35 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
38 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
40 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
41 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
42 config/bfin/bfin.h: Fix comment typos.
44 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
46 * doc/install.texi: Update the URL for Jacks.
47 * doc/sourcebuild.texi: Likewise.
49 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
52 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
53 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
55 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
57 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
59 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
61 * config/v850/v850-protos.h (override_options): Delete.
62 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
63 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
64 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
65 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
66 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
67 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
68 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
69 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
70 (OVERRIDE_OPTIONS): Delete.
71 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
72 (small_memory_info): Remove the value field.
73 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
75 * config/v850/v850.c (small_memory): Remove the value field.
76 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
77 (override_options): Delete.
78 (v850_handle_memory_option, v850_handle_option): New functions.
79 * config/v850/v850.opt: New file.
81 2005-04-06 Geoffrey Keating <geoffk@apple.com>
83 * config.host: Add a section for generic hosts, and a subsection
84 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
85 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
86 * config/host-darwin.h: New.
87 * config/x-darwin: New.
88 * config/i386/host-i386-darwin.c: New.
89 * config/i386/x-darwin: New.
90 * config/rs6000/host-darwin.c: Include host-darwin.h.
91 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
92 (darwin_rs6000_gt_pch_use_address): Likewise.
93 * config/rs6000/x-darwin: Change name of .o built, update
94 dependencies for changes to rs6000/host-darwin.c.
96 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
99 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
101 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
103 * tree-vect-analyze.c (vect_analyze_loop_form): Call
104 split_loop_exit_edge instead of loop_split_edge_with.
106 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
108 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
109 UNSPEC_SET_VSCR): New constants, used throughout.
111 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
113 (altivec_vspltis<VI_char>): ... this pattern, using
114 a QImode const_int_operand for the immediate.
115 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
118 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
121 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
123 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
125 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
127 2005-04-06 Ben Elliston <bje@au.ibm.com>
129 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
130 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
131 macros as living in "this file" and not gcc.h.
133 2005-04-06 Ben Elliston <bje@au.ibm.com>
135 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
136 -ftree-live_range_split. Perhaps renamed at some point?
138 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
141 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
142 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
144 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
146 * tree-flow.h (number_of_iterations_cond): Declaration removed.
147 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
148 (number_of_iterations_special): New function.
149 (number_of_iterations_exit): Use number_of_iterations_special.
150 Use simplify_using_outer_evolutions only at -O3.
151 (number_of_iterations_cond, tree_simplify_using_condition,
152 simplify_using_initial_conditions, loop_niter_by_eval,
153 compare_trees, can_count_iv_in_wider_type_bound,
154 simplify_using_outer_evolutions): Use fold_build.
156 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
158 * doc/install.texi (Configuration): Document --with-java-home.
160 2005-04-05 Richard Henderson <rth@redhat.com>
164 * config/i386/i386.c (print_operand): Handle vector zeros.
165 (ix86_split_to_parts): Handle CONST_VECTOR.
166 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
167 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
168 what modes to tie for MMX and SSE registers.
169 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
170 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
171 to vector modes as well.
172 * config/i386/predicates.md (const0_operand): Handle VOIDmode
173 properly as an input mode.
175 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
177 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
179 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
181 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
183 2005-04-05 Jakub Jelinek <jakub@redhat.com>
185 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
186 and local functions, set sse_nregs to 8 and float_in_sse.
187 (function_arg_advance, function_arg): If float_in_sse, pass
188 SFmode and DFmode arguments in SSE registers.
189 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
191 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
194 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
196 * config/i386/i386-protos.h (ix86_function_value): Accept two
197 arguments, like the target macro.
198 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
199 * config/i386/i386.c (ix86_function_value): Accept the second
200 argument of the target macro.
201 (ix86_function_ok_for_sibcall): Pass a function pointer to
203 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
204 call to ix86_value_regno).
205 (ix86_value_regno): Add support for returning floating point values
208 2005-04-05 Jakub Jelinek <jakub@redhat.com>
210 PR tree-optimization/20076
211 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
212 that call __builtin_return or __builtin_apply_args.
214 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
216 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
217 Use immediate use iterator.
218 (stmt_is_bumper_for_loop): Use immediate use iterator.
219 * predict.c (strip_builtin_expect): Use update_stmt.
220 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
221 on all elements of a STATEMENT_LIST.
222 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
223 (bsi_remove): Remove imm_use links and mark the stmt as modified.
224 (bsi_replace): Mark stmt as modified and the update it.
225 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
226 (expand_complex_libcal): Call update_stmt.
227 (expand_complex_comparison): Call mark_stmt_modified.
228 (expand_complex_operations_1): Call update_stmt_if_modified.
229 (expand_vector_operations_1): Call mark_stmt_modified.
230 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
231 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
232 add_immediate_use, redirect_immediate_use,
233 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
234 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
235 (mark_new_vars_to_rename): Call update_stmt.
236 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
237 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
239 (unmodify_stmt): Delete.
240 (update_stmt): New. Force an update of a stmt.
241 (update_stmt_if_modified): update a stmt if it is out of date.
242 (get_stmt_operands): Verify stmt is NOT modified.
243 (stmt_modified_p): Update comment.
244 (delink_imm_use): Remove a use node from its immuse list.
245 (link_imm_use_to_list): Link a use node to a specific list.
246 (link_imm_use): Link a node to the correct list.
247 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
248 it in the correct list, if appropriate.
249 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
250 (relink_imm_use): Link a use node in place of another node in a list.
251 (relink_imm_use_stmt): LInk a node in place of another node, and set
253 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
254 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
255 (first_safe_imm_use): New. Initialize a safe immuse iterator.
256 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
257 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
258 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
259 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
260 (has_zero_uses): New. Return true if there are no uses of a var.
261 (has_single_use): New. Return true if there is only a single use of a
263 (single_imm_use): New. Return the simgle immediate use.
264 (num_imm_uses): New. Return the number of immediate uses.
265 (get_v_must_def_ops): Use is now a pointer.
266 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
267 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
269 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
270 (delink_stmt_imm_use): Delink all immuses from a stmt.
271 (phi_arg_index_from_use): New. Return a phi arg index for a use.
272 * tree-flow.h (struct dataflow_d): Delete.
273 (immediate_use_iterator_d): New. Immediate use iterator struct.
274 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
275 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
276 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
278 (struct stmt_ann_d): Remove dataflow_t from struct.
279 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
280 (if_convertible_phi_p): Use FAST immuse iterator.
281 (if_convertible_loop_p): Don't call compute_immediate_uses.
282 (replace_phi_with_cond_modify_expr): Call update_stmt.
283 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
284 update_stmt_if_modified.
285 (rewrite_all_into_ssa): Initialize ssa operands.
286 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
287 compute_immediate_uses.
288 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
289 ssa_property is available.
290 (execute_one_pass): Change parameters passed to execute_todo.
291 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
292 (remove_ssa_form): Call fini_ssa_operands.
293 (insert_backedge_copies): Delete call to modify_stmt.
294 * tree-phinodes.c (make_phi_node): Initialize use nodes.
295 (release_phi_node): Delink any use nodes before releasing.
296 (resize_phi_node): Relink any use nodes.
297 (remove_phi_arg_num): Delink the use node.
298 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
299 (remove_all_phi_nodes_for): Release phi node first.
300 * tree-pretty-print.c (dump_generic_node): Print stmt address.
301 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
302 (scalarize_use, scalarize_copy): Call update_stmt.
303 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
304 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
305 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
306 (ccp_initialize): Remove call to compute_immediate_uses.
307 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
308 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
310 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
311 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
312 (eliminate_redundant_computations): Call mark_stmt_modified.
313 (cprop_operand): Call mark_stmt_modified.
314 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
315 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
316 (dse_optimize_stmt): Use new immuse interface.
317 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
318 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
319 (substitute_single_use_vars): Use new immuse interface.
320 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
321 and compute_immediate_uses.
322 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
324 (rewrite_mem_refs): Call update_stmt.
325 (determine_lsm): Remove call to compute_imm_uses and free_df.
326 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
327 (try_unroll_loop_completely): Call update_stmt.
328 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
329 (rewrite_use_compare): Call update_stmt.
330 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
331 (rewrite_use) : Call update_stmt.
332 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
333 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
335 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
336 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
337 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
339 (initialize_vuse_operand): New. Initialize a vuse operand.
340 (initialize_v_may_def_operand): New. Initialize a maydef operand.
341 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
342 (finalize_ssa_defs): Use stmt parameter.
343 (correct_use_link): Ensure a use node is in the correct list, and has
344 the correct stmt pointer.
345 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
346 finalize_ssa_v_must_defs): Also initialize use nodes.
347 (finalize_ssa_stmt_operands): Pass extra stmt operands.
348 (build_ssa_operands): Seperate parsing from final operand construction.
349 (parse_ssa_operands): New. Parse entry point for operand building.
350 (swap_tree_operands): New. Swap 2 tree operands.
351 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
353 (get_expr_operands): Call swap_tree_operands when needed.
354 (copy_virtual_operands): Use initialize routines for virtual use ops.
355 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
356 (verify_abort): New. Issue imm_use error.
357 (verify_imm_links): New Verify imm_use links for a var.
358 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
359 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
360 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
361 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
362 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
363 (NULL_USE_OPERAND_P) Define.
364 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
366 (struct vuse_operand_type): New struct.
367 (SET_USE): Call set_ssa_use_from_ptr.
369 (PHI_ARG_INDEX_FROM_USE): Define.
370 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
371 argument via SET_USE, not PHI_ARG_DEF_TREE.
372 * tree-ssa-pre.c (eliminate): Call update_stmt.
373 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
375 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
376 (nearest_common_dominator_of_uses): Use imm_use iterator.
377 (statement_sink_location): Use imm_use iterator and interface.
378 (execute_sink_code): Don't call compute_immediate_uses or free-df.
379 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
380 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
381 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
382 (verify_ssa): Ensure no stmt is marked modify after optimization pass
383 if new parameter is true.
384 (init_tree_ssa): Don't initialize operand cache here.
385 (delete_tree_ssa): Don't destroy operand cache here.
386 (propagate_into_addr): Pass in a use pointer, return true if anything
388 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
389 (check_phi_redundancy): Use imm_use iterator.
390 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
392 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
393 (release_ssa_name): Delink node and all elements in its imm_use list.
394 * tree-tailcall.c (adjust_return_value): Call update_stmt.
395 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
396 * tree-vectorizer.c (need_imm_uses_for): Delete.
397 (vectorize_loops): Dont call compute_immediate_uses or free_df.
398 * tree.h (struct ssa_imm_use_d): Define.
399 (SSA_NAME_IMM_USE_NODE): Define.
400 (struct tree_ssa_name): Add imm_use node.
402 (PHI_ARG_IMM_USE_NODE): Define.
403 (struct phi_arg_d): Add imm_use node.
404 (struct tree_phi_node): Remove struct dataflow_d element.
405 (TDF_STMTADDR): Define.
407 2005-04-05 Dale Johannesen <dalej@apple.com>
409 * doc/invoke.texi (Optimization Options): Remove
410 duplicate -fcse-follow-jumps. Add -fweb.
411 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
412 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
414 2005-04-05 Per Bothner <per@bothner.com>
416 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
417 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
418 (warn_uninit): Get EXPR_LOCUS from context now instead.
419 This fixes a USE_MAPPED_LOCATION testsuite failure.
421 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
423 2005-04-05 Per Bothner <per@bothner.com>
425 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
426 of the artification 'return 0' in main() to BUILTINS_LOCATION.
427 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
430 2004-04-05 Devang Patel <dpatel@apple.com>
432 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
433 (lhsr<mode>3): ... new name.
434 (altivec_vsra<VI_char>): Rename to ..
435 (ashr<mode>3): ... new name.
436 * config/rs6000/rs6000.c (builtin_description): Rename shift
439 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
441 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
442 gen_lowpart_for_combine.
443 * cse.c (gen_lowpart_if_possible): Move...
444 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
446 (gen_lowpart_no_emit_general): Use it.
448 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
450 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
453 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
455 * system.h: Fix typo.
457 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
459 * config/bfin/bfin-modes.def: New file.
460 * config/bfin/bfin-protos.h: New file.
461 * config/bfin/bfin.c: New file.
462 * config/bfin/bfin.h: New file.
463 * config/bfin/bfin.md: New file.
464 * config/bfin/bfin.opt: New file.
465 * config/bfin/crti.s: New file.
466 * config/bfin/crtn.s: New file.
467 * config/bfin/elf.h: New file.
468 * config/bfin/lib1funcs.asm: New file.
469 * config/bfin/predicates.md: New file.
470 * config/bfin/t-bfin: New file.
471 * config/bfin/t-bfin-elf: New file.
472 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
473 Document new attributes.
474 (interrupt, interrupt_handler, saveall): Update documentation for
476 * doc/install.texi (Specific): Add entry for the Blackfin.
477 * doc/invoke.texi (Blackfin Options): New section.
478 * doc/md.texi (Blackfin family): New section to document constraints.
479 * config.gcc: Add bfin*-* and bfin*-elf configurations.
481 2005-04-05 Olivier Hainque <hainque@adacore.com>
483 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
484 match what the system unwinder expects.
485 * config/mips/mips.c (mips_frame_set): If we're saving the return
486 address register and the dwarf return address column number differs
487 from the hard register number, adjust the note reg to refer to the
490 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
492 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
493 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
494 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
495 (processor_type): New enum.
496 (mn10300_processor): New variable.
497 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
498 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
499 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
500 (PROCESSOR_DEFAULT): New macro.
501 * config/mn10300/mn10300.c (mn10300_processor): New variable.
502 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
503 (mn10300_handle_option, mn10300_override_options): New functions.
504 * config/mn10300/mn10300.opt: New file.
506 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
507 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
509 PR tree-optimization/19903
510 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
511 that don't fit in their type after conversion.
513 2005-04-05 Uros Bizjak <uros@kss-loka.si>
516 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
517 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
518 Allocate local stack slots here. Set ix86_optimize_mode_switching.
519 flag here. Implement using define_insn_and_split.
520 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
521 (frndintxf2_mask_pm_i387): New insn patterns.
522 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
523 Do not set ix86_optimize_mode_switching flag.
524 (ceilsf2, ceildf2, ceilxf2): Same.
525 (btruncsf2, btruncdf2, btruncxf2): Same.
526 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
528 2005-04-05 Ian Lance Taylor <ian@airs.com>
531 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
532 i386_pe_record_external_function.
533 (i386_pe_record_external_function): Update declaration.
534 * config/i386/winnt.c (struct extern_list): Add decl field.
535 (i386_pe_record_external_function): Add decl parameter.
536 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
538 * config/i386/i386-protos.h (i386_pe_record_external_function):
541 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
543 * config/m68k/m68k-protos.h: Add a prototype for
544 valid_dbcc_comparison_p_2.
545 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
546 extend_operator, const_uint32_operand, const_sint32_operand,
547 general_src_operand, nonimmediate_src_operand,
548 memory_src_operand, post_inc_operand, pre_dec_operand,
549 pcrel_address): Move to predicates to predicates.md.
550 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
551 * config/m68k/m68k.md: Include predicates.md.
552 * config/m68k/predicates.md: New.
554 2005-04-04 Roger Sayle <roger@eyesopen.com>
556 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
558 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
560 2005-04-04 Ian Lance Taylor <ian@airs.com>
562 * c-typeck.c (struct c_switch): Rename switch_stmt field to
564 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
565 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
566 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
567 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
568 * c-common.c (c_do_switch_warnings_1): New static function broken
569 out of c_do_switch_warnings.
570 (c_do_switch_warnings): Call c_do_switch_warnings_1.
571 (c_do_switch_expr_warnings): New function.
572 * c-common.h (c_do_switch_expr_warnings): Declare.
574 2005-04-04 David Edelsohn <edelsohn@gnu.org>
575 Daniel Jacobowitz <dan@codesourcery.com>
577 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
579 * rtlanal.c (may_trap_p): Same.
581 2005-04-04 Dale Johannesen <dalej@apple.com>
583 * ChangeLog: remove reference to ChangeLog.12.
585 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
587 CRIS epilogue as RTL.
588 * config/cris/cris.md: Change all 0 in unspec 0 to
590 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
591 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
593 ("return"): Change to define_expand. Call cris_expand_return for
595 ("*return_expanded"): New pattern.
596 ("epilogue"): New define_expand.
597 * config/cris/cris.h (PREDICATE_CODES): Add
598 cris_load_multiple_op.
599 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
601 (enum cris_retinsn_type): New.
602 (struct machine_function): New member return_type.
603 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
604 (cris_target_asm_function_epilogue): Remove, moving RTLified
606 (cris_expand_epilogue): New function.
607 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
608 (cris_gen_movem_load, cris_load_multiple_op)
609 (cris_return_address_on_stack_for_return, cris_expand_return): New
611 (cris_target_asm_function_prologue)
612 (cris_initial_frame_pointer_offset): Call
613 cris_reg_saved_in_regsave_area instead of complicated expression.
614 Call cris_return_address_on_stack instead of an expression.
615 (cris_print_operand) <case 'o', case 'O'>: New cases.
616 (cris_return_address_on_stack): Change return-type to bool.
617 (cris_simple_epilogue): Ditto. Return false if registers are
619 * config/cris/cris-protos.h (cris_simple_epilogue)
620 (cris_return_address_on_stack): Adjust prototype return type.
621 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
622 (cris_return_address_on_stack_for_return): New prototypes.
624 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
626 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
627 gpr_or_int12_operand.
629 * config/frv/frv-protos.h: Add a prototype to
630 frv_legitimate_memory_operand and frv_const_unspec_p.
631 (frv_unspec): Move from frv.c.
632 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
633 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
634 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
635 gpr_or_fpr_operand, gpr_or_int12_operand,
636 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
637 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
638 int6_operand, int5_operand, uint5_operand, uint4_operand,
639 uint1_operand, int_2word_operand, uint16_operand,
640 upper_int16_operand, integer_register_operand,
641 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
642 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
643 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
644 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
645 move_destination_operand, movcc_fp_destination_operand,
646 frv_function_symbol_referenced_p, move_source_operand,
647 condexec_dest_operand, condexec_source_operand,
648 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
649 const_unspec_operand, gpr_or_memory_operand,
650 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
651 icc_operand, fcc_operand, cc_operand, icr_operand,
652 fcr_operand, cr_operand, call_operand, sibcall_operand,
653 symbolic_operand, relational_operator,
654 integer_relational_operator, float_relational_operator,
655 ccr_eqne_operator, minmax_operator,
656 condexec_si_binary_operator, condexec_si_media_operator,
657 condexec_si_divide_operator, condexec_si_unary_operator,
658 condexec_sf_conv_operator, condexec_sf_add_operator,
659 condexec_memory_operand, intop_compare_operator, acc_operand,
660 even_acc_operand, quad_acc_operand, accg_operand: Move to
662 * config/frv/frv.h (PREDICATE_CODES): Remove.
663 * config/frv/frv.md: Include predicates.md.
664 * config/frv/predicates.md: New.
666 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
669 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
670 * tree-ssa-loop-ivopts.c: Include langhooks.h.
671 (add_standard_iv_candidates_for_size): New function, extracting code
672 from add_standard_iv_candidates and parameterizing it by type size.
673 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
675 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
677 * system.h (GCOV_SIZE_TYPE): Unposion.
678 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
679 (GCOV_TYPE_SIZE): ...this new macro.
680 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
681 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
682 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
683 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
684 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
685 instead of unsigned_intSI_type_node.
686 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
687 (rtl_gen_one_value_profiler_no_edge_manipulation)
688 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
689 * value-prof.c: Include coverage.h.
691 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
692 Diego Novillo <dnovillo@redhat.com>
694 Fix PR tree-optimization/20703
695 Fix PR tree-optimization/20725
697 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
698 (create_expression_by_pieces): Ditto.
699 (valid_in_set): Ditto. Also handle tcc_declaration.
700 (find_or_generate_expression): Handle comparison class.
701 (insert_into_preds_of_block): Ditto.
703 (create_value_expr_from): Handle comparison class, recursively
704 handle reference nodes.
705 (compute_avail): Handle comparison classes, rewrite a little cleaner.
706 (execute_pre): Fix spacing.
707 (do_fre): Renamed to execute_fre.
709 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
711 * doc/invoke.texi (SPARC options): Document that
712 -mlittle-endian is not supported on Linux either.
714 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
718 * config.gcc (Obsolete configurations): Remove
719 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
720 (sparclite-*-coff*): Delete.
721 (sparclite-*-elf*): Likewise.
722 (sparc86x-*-elf*): Likewise.
723 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
724 * config/sparc/lite.h: Delete.
725 * config/sparc/litecoff.h: Likewise.
726 * config/sparc/liteelf.h: Likewise.
727 * config/sparc/sp86x-elf.h: Likewise.
728 * config/sparc/t-sparclite: Likewise.
729 * config/sparc/t-sp86x: Likewise.
731 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
733 * config/s390/s390-protos.h: (s390_comparison,
734 s390_alc_comparison, s390_slb_comparison, const0_operand,
735 consttable_operand, larl_operand, s_operand,
736 shift_count_operand, bras_sym_operand, load_multiple_operation,
737 store_multiple_operation, s390_plus_operand): Remove prototypes.
738 (s390_legitimate_address_without_index_p): New prototype.
739 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
741 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
742 const0_operand, consttable_operand, larl_operand, s_operand,
743 shift_count_operand, bras_sym_operand, load_multiple_operation,
744 store_multiple_operation, s390_plus_operand): Move to
746 (check_mode): Remove.
747 (s390_branch_condition_mask): Remove 'static'. Move prototype to
749 (s390_legitimate_address_without_index_p): New.
750 * config/s390/s390.h (PREDICATE_CODES): Remove.
751 * config/s390/s390.md: Include predicates.md.
752 * config/s390/predicates.md: New.
754 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
757 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
758 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
759 (NEED_INDICATE_EXEC_STACK): Define to 1.
760 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
761 (NEED_INDICATE_EXEC_STACK): Define to 1.
762 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
763 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
764 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
765 (pic_helper_emitted_p): New global.
766 (emit_pic_helper): New function extracted from...
767 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
768 Do not call emit_pic_helper if delay_pic_helper is true.
769 (sparc_expand_prologue): Pass 'false' to load_pic_register.
770 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
771 (sparc_file_end): New function.
773 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
775 * config/mcore/mcore-protos.h: Remove the prototypes for
776 mcore_arith_reg_operand, mcore_general_movsrc_operand,
777 mcore_general_movdst_operand, mcore_reload_operand,
778 mcore_arith_J_operand, mcore_arith_K_operand,
779 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
780 mcore_arith_K_S_operand, mcore_arith_imm_operand,
781 mcore_arith_any_imm_operand, mcore_arith_O_operand,
782 mcore_literal_K_operand, mcore_addsub_operand,
783 mcore_compare_operand, mcore_load_multiple_operation,
784 mcore_store_multiple_operation, mcore_call_address_operand.
785 Add a prototype for const_ok_for_mcore.
786 * config/mcore/mcore.c (mcore_call_address_operand,
787 mcore_general_movsrc_operand, mcore_general_movdst_operand,
788 mcore_arith_reg_operand, mcore_reload_operand,
789 mcore_arith_J_operand, mcore_arith_K_operand,
790 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
791 mcore_arith_M_operand, mcore_arith_imm_operand,
792 mcore_arith_any_imm_operand, mcore_arith_O_operand,
793 mcore_literal_K_operand, mcore_addsub_operand,
794 mcore_compare_operand, mcore_load_multiple_operation,
795 mcore_store_multiple_operation): Move to predicates.md.
796 (const_ok_for_mcore): Export.
797 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
798 * config/mcore/mcore.md: Include predicates.md.
799 * config/mcore/predicates.md: New.
801 * config/mcore/predicates.md: Fix a comment typo.
803 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
804 Adrian Straetling <straetling@de.ibm.com>
806 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
807 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
808 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
810 ("imul"): Removed from "type" attribute.
811 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
812 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
813 Changed type to imulsi.
814 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
816 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
818 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
819 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
820 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
821 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
822 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
823 (TARGET_SWITCHES, mcore_stack_increment_string)
824 (TARGET_OPTIONS): Delete.
825 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
826 than *_BIT constants.
827 (TARGET_8ALIGN): #undef old definition before redefining to 1.
828 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
829 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
830 (mcore_override_options): Delete mcore_stack_increment code.
831 Change use of M340_BIT to MASK_M340.
832 * config/mcore/mcore.opt: New file.
834 2005-04-04 Ian Lance Taylor <ian@airs.com>
836 * config/arm/arm.c (replace_symbols_in_block): Remove static
839 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
841 * config/fr30/fr30-protos.h: Remove the prototypes for
842 stack_add_operand, add_immediate_operand,
843 high_register_operand, low_register_operand, call_operand,
844 di_operand, and nonimmediate_di_operand.
845 * config/fr30/fr30.c (stack_add_operand,
846 add_immediate_operand, high_register_operand,
847 low_register_operand, call_operand, di_operand,
848 nonimmediate_di_operand): Move to predicates.md.
849 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
850 * config/fr30/fr30.md: Include predicates.md.
851 * config/fr30/predicates.md: New.
853 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
854 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
855 mcore_call_address_operand.
857 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
858 general_movsrc_operand.
860 2005-04-04 Alan Modra <amodra@bigpond.net.au>
862 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
865 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
868 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
871 2005-04-04 Richard Henderson <rth@redhat.com>
872 Jakub Jelinek <jakub@redhat.com>
874 PR rtl-optimization/16104
875 * fold-const.c (fold_unary): Fix folding of vector conversions.
877 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
879 * config.gcc (xstormy16-*-elf): Set extra_options.
880 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
881 * config/stormy16/stormy16.opt: New file.
883 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
885 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
886 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
887 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
888 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
889 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
890 (TARGET_UNIX_ASM): Delete.
891 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
892 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
893 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
894 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
895 * config/pdp11/pdp11.opt: New file.
897 2005-04-03 Roger Sayle <roger@eyesopen.com>
898 Alexandre Oliva <aoliva@redhat.com>
901 * fold-const.c (non_lvalue): Split tests into...
902 (maybe_lvalue_p): New function.
903 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
904 C++ front-end prior to lowering into gimple form.
906 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
909 BUILT_IN_STRNCASECMP): New.
910 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
913 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
916 * arm.md (addsi3_compare0_for_combiner): Delete.
917 (addsi3_compare0_scratch_for_combiner): Delete.
918 (cmpsi_neg_shiftsi): Delete.
919 (compare_negsi_si): New pattern.
920 (cmpsi_negshiftsi_si): New pattern.
921 (negated_cbranchsi4): Restrict to equality_operator.
923 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
926 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
928 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
931 * doc/install.texi: Fix a typo.
933 2005-04-03 Steven Bosscher <stevenb@suse.de>
936 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
937 a computed goto if the edge to the computed goto block has
938 incoming abnormal edges. Clarify how the function works.
940 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
942 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
943 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
944 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
945 hash_scan_set, reg_set_between_after_reload_p,
946 reg_used_between_after_reload_p, get_avail_load_store_reg,
947 eliminate_partially_redundant_load): Likewise.
948 * postreload.c (reload_cse_simplify_set,
949 reload_combine_note_use): Likewise.
950 * predict.c (predict_insn, expected_value_to_br_prob,
951 propagate_freq, expensive_function_p): Likewise.
952 * print-rtl.c (print_rtx): Likewise.
953 * profile.c (instrument_edges, instrument_values,
954 compute_branch_probabilities, branch_prob, union_groups,
955 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
956 * protoize.c (in_system_include_dir, file_could_be_converted,
957 file_normally_convertible, gen_aux_info_file, seek_to_line,
958 do_cleaning): Likewise.
959 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
960 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
961 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
963 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
965 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
966 * modulo-sched.c (undo_replace_buff_elem): New structure.
967 (kernel_number_of_cycles, ps_unschedule_node,
968 undo_generate_reg_moves,free_undo_replace_buff,
969 undo_permute_partial_schedule, loop_single_full_bb_p,
970 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
971 build_loops_structure, get_sched_window): New.
972 (generate_reg_moves): Return undo_replace_buff_elem and other
974 (generate_prolog_epilog): Remove old loop versioning.
975 (sms_schedule): Use loop information and loop_version.
976 (sms_schedule_by_order): Split part of it to get_sched_window.
977 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
978 cfg_layout_finalize and free_dominance_info before/after SMS.
980 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
982 * cfghooks.c (lv_flush_pending_stmts,
983 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
984 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
985 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
986 lv_add_condition_to_bb,
987 lv_adjust_loop_header_phi, extract_cond_bb_edges,
988 flush_pending_stmts): New in cfg_hooks structure.
989 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
990 extract_cond_bb_edges, lv_adjust_loop_header_phi,
991 lv_add_condition_to_bb): New declarations.
992 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
994 (loop_version): Declare.
995 * cfgloopmanip.c (cfghooks.h): Include.
996 (duplicate_loop_to_header_edge): Change return type to bool.
997 (loop_version, lv_adjust_loop_entry_edge): Move here.
998 * cfgrtl.c (cfgloop.h): Include.
999 (rtl_verify_flow_info_1): Fix.
1000 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1001 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1003 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1004 tree_lv_add_condition_to_bb): New.
1005 (tree_cfg_hooks): Add new hooks to initialization.
1006 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1007 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1009 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1011 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1012 xstormy16_below100_or_register,
1013 xstormy16_splittable_below100_or_register, and
1014 nonimmediate_nonstack_operand.
1016 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1017 xstormy16_ineqsi_operator, equality_operator,
1018 inequality_operator, shift_operator,
1019 xstormy16_below100_operand, xstormy16_below100_or_register,
1020 xstormy16_splittable_below100_or_register,
1021 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1022 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1023 equality_operator, inequality_operator,
1024 xstormy16_below100_operand, xstormy16_below100_or_register,
1025 xstormy16_splittable_below100_or_register,
1026 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1027 nonimmediate_nonstack_operand, shift_operator): Move to
1029 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1030 * config/stormy16/stormy16.md: Include predicates.md.
1031 * config/stormy16/predicates.md: New.
1033 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1035 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1036 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1037 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1038 move_operand, power_of_2_operand): Move to predicates.md.
1039 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1040 PREDICATE_CODE): Remove.
1041 * config/iq2000/iq2000.md: Include predicates.md.
1042 * config/iq2000/predicates.md: New.
1044 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1046 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1047 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1048 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1049 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1050 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1051 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1052 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1053 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1054 (TARGET_M68HC11): Delete.
1055 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1056 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1057 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1058 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1059 (nb_soft_regs): Delete.
1060 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1061 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1062 and MASK_M6812 being set simultaneously. Change the code that sets
1063 the default m68hc11_soft_reg_count to use integers instead of strings.
1064 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1065 m68hc11_soft_reg_count (which now has an int type) as the number
1067 * config/m68hc11/m68hc11.opt: New file.
1069 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1071 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1072 fp_displacement_operand, sp_displacement_operand.
1074 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1076 Remove the prototypes for tst_operand, cmp_operand,
1077 stack_register_operand, d_register_operand,
1078 hard_addr_reg_operand, splitable_operand,
1079 m68hc11_logical_operator, m68hc11_arith_operator,
1080 m68hc11_non_shift_operator, m68hc11_shift_operator,
1081 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1082 non_push_operand, hard_reg_operand, and
1083 reg_or_some_mem_operand.
1084 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1086 (tst_operand, cmp_operand, non_push_operand,
1087 splitable_operand, reg_or_some_mem_operand,
1088 stack_register_operand, d_register_operand,
1089 hard_addr_reg_operand, hard_reg_operand,
1090 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1091 m68hc11_arith_operator, m68hc11_non_shift_operator,
1092 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1094 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1095 * config/m68hc11/m68hc11.md: Include predicates.md.
1096 * config/m68hc11/predicates.md: New.
1098 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1101 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1102 change checked in along with 2005-03-03's patch for debug/20253.
1103 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1104 (remap_decl): Insert type decl in map earlier.
1106 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1108 PR tree-optimization/20640
1109 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1110 post-dominator if it has phi nodes.
1111 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1112 before dead statements.
1114 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1117 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1119 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1121 PR rtl-optimization/20290
1122 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1123 in every iteration if the entry point is the exit test.
1125 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1127 * config/cris/cris.md (attribute "length"): Define.
1129 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1131 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1132 (word_offset_memref_operand): New.
1133 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1134 (indexed_or_indirect_operand): Delete.
1135 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1136 (indexed_or_indirect_operand): Delete.
1138 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1141 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1144 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1145 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1147 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1149 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1151 2005-04-01 Ian Lance Taylor <ian@airs.com>
1153 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1154 (rus, prus): Remove static variables.
1155 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1156 (process_command): Permit report_times and use_pipes together.
1158 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1160 * c-decl.c (validate_proto_after_old_defn): Look at
1161 TYPE_MAIN_VARIANT of argument types.
1163 2005-04-01 Paul Brook <paul@codesourcery.com>
1165 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1166 (arm_output_function_epilogue): Allow call_via_SP.
1167 (thumb_call_via_reg, arm_file_end): Ditto.
1168 * config/arm/arm.h (struct machine_function): Include space for SP.
1169 (thumb_call_via_label): Update declaration.
1171 2005-04-01 Ian Lance Taylor <ian@airs.com>
1173 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1174 doing a peephole optimization, once again put any notes in the
1177 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1179 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1181 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1183 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1184 (block_alloc, find_free_reg): Likewise.
1185 * loop-doloop.c (doloop_modify): Likewise.
1186 * loop-invariant.c (record_use): Likewise.
1187 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1188 get_iv_value, canon_condition, eliminate_implied_condition,
1189 eliminate_implied_condition, simplify_using_initial_values,
1190 shorten_into_mode, canonicalize_iv_subregs,
1191 iv_number_of_iterations): Likewise.
1192 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1193 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1194 unswitch_loop): Likewise.
1195 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1196 move_movables, replace_call_address, find_and_verify_loops,
1197 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1198 record_giv, final_giv_value, general_induction_var,
1199 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1200 loop_giv_dump): Likewise.
1202 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1203 GCOV_CHECK_WRITING): Remove.
1204 (gcov_position, gcov_rewrite): Use gcc_assert.
1205 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1206 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1207 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1210 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1212 * tree-inline.c: Fix a typo.
1214 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1216 * configure.ac (enable-checking): Explicitly set all variables for
1217 collective switch values. Alphabetize variables. Rename
1218 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1220 * doc/install.texi (enable-checking): Update documentation.
1221 * configure: Rebuilt.
1223 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1225 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1228 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1230 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1231 Also reject cases where this pattern will cause load delay stalls
1232 unless optimizing for size and it will produce a shorter sequence.
1233 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1234 variants to avoid pre-adjusting the base when possible.
1236 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1238 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1239 the frame and argument pointers.
1240 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1241 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1242 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1243 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1244 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1245 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1247 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1249 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1250 with entry for selectany attribute.
1251 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1253 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1254 (i386_pe_asm_named_section): Handle sections generated by
1255 selectany attribute.
1256 * doc/extend.texi (selectany): Document attribute.
1258 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1259 Jan Hubicka <jh@suse.cz>
1261 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1262 to fix addresses involving EBP and ESP.
1263 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1264 for SUBREGed registers.
1265 (legitimate_address_p): Accept SUBREGed registers.
1267 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1270 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1271 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1274 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1276 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1278 2005-04-01 James E Wilson <wilson@specifixinc.com>
1281 * dwarf2out.c (rtl_for_decl_init): New function.
1282 (rtl_for_decl_location): Extracted from here.
1283 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1284 add_const_value_attribute. Delete initializer_constant_valid_p call.
1286 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1288 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1289 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1290 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1291 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1292 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1293 config/i386/i386.md, config/rs6000/predicates.md,
1294 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1295 config/s390/s390.c, config/stormy16/stormy16.c,
1296 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1299 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1302 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1303 COND_EXPR and CALL_EXPR.
1305 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1308 * genautomata.c (first_cycle_unit_presence): Check all alternative
1309 states for unit presence.
1311 * doc/md.texi: Remove remark about impossibility to query unit
1312 presence in non nondeterministic automaton state.
1314 * config/ia64/ia64.c (get_template): Change order of unit querying.
1316 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1318 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1321 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1323 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1324 flag for edges outside any loops.
1326 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1328 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1330 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1332 * tree-ssa-alias.c: Follow spelling conventions.
1333 * doc/tree-ssa.texi: Fix a typo.
1335 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1337 * postreload-gcse.c: Include target.h.
1338 (gcse_after_reload_main): Return early if we cannot modify jumps.
1339 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1341 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1343 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1344 expensive operations.
1346 2005-03-31 Ian Lance Taylor <ian@airs.com>
1348 * collect2.c (lderrout): New variable.
1349 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1350 if it is set, to stderr.
1351 (handler): Unlink lderrout if it is set.
1352 (dump_file): Add "to" parameter. Change all callers.
1353 (main): Initialize lderrout.
1354 (collect_execute): Add errname parameter. Change all callers.
1355 Rename redir parameter to outname. Never pass
1356 PEX_STDERR_TO_STDOUT to pex_run.
1357 * collect2.h (collect_execute, dump_file): Update declarations.
1358 * tlink.c (tlink_execute): Add errname parameter. Change all
1360 (do_tlink): Check lderrout as well as ldout.
1362 2005-03-31 Caroline Tice <ctice@apple.com>
1364 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1365 (bb-reorder.o): Add errors.h to list of requirements.
1366 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1367 profiledbootstrap flags.
1368 * bb-reorder.c (errors.h): Add new include.
1369 (struct bbro_basic_block_data_def): Add new field, in_trace.
1370 (add_unlikely_executed_notes): Remove function.
1371 (mark_bb_for_unlikely_executed_section): Remove function.
1372 (insert_section_boundary_note): New function.
1373 (verify_hot_cold_block_grouping): New function.
1374 (push_to_next_round_p): Remove variables and tests that push all
1375 cold blocks to last round.
1376 (find_traces): Remove code that added extra round of trace finding
1377 when doing partitioning.
1378 (find_traces_1_round) : Remove variable last_round; add code to
1379 update new struct field, in_trace; correct trace_length where it was
1380 incorrect before (after call to copy_bb); change code that pushed all
1381 cold blocks to last round. Instead verify that all blocks going into
1382 a trace belong in the same partition.
1383 (connect_traces): Modify to connect the traces in two passes, if the
1384 function contains both hot and cold blocks. The first pass connects
1385 all the traces for blocks in the partition that the first block in
1386 the function belongs to; the second pass connnects all the traces
1387 containing blocks that belong in the other partition.
1388 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1389 code that automatically put the first block in a function into the
1390 hot partition if the function had any hot blocks.
1391 (fix_crossing_unconditional_branches): Check number of succ edges
1392 before attempting to get one.
1393 (fix_edges_for_rarely_executed_code): Update comment describing
1395 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1396 remove call to add_unlikely_executed_notes; add call to
1397 verify_hot_cold_block_grouping.
1398 (duplicate_computed_gotos): Don't change computed goto if it's a
1400 (partition_hot_cold_basic_blocks): Update function comment.
1401 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1403 (try_forward_edges): Likewise.
1404 (merge_blocks_move_predecessor_nojumps): Likewise.
1405 (merge_blocks_move_successor_nojumps): Likewise.
1406 (merge_blocks_move): Likewise.
1407 (try_crossjump_bb): Likewise.
1408 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1409 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1410 notes to cold bb's; remove call to update_unlikely_executed_notes.
1411 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1412 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1413 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1414 function declaration.
1415 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1417 (rtl_can_merge_blocks): Remove redundancy from condition.
1418 (try_redirect_by_replacing_jump): Likewise.
1419 (force_nonfallthru_and_redirect): Remove code for adding
1420 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1421 (commit_one_edge_insertion): Likewise.
1422 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1423 * dbxout.c (FORCE_TEXT): Replace function_section with
1424 current_function_section.
1425 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1426 function, switch_text_section.
1427 (struct xcoff_debug): Likewise.
1428 (dbxout_function_end): Add code to put out label diffs for both
1429 hot and cold sections.
1430 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1431 for new debug_hooks funciton, switch_text_section..
1432 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1433 switch_text_section.
1434 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1435 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1436 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1437 dw_fde_switched_sections.
1438 (output_call_frame_info): Add test to see if function switches text
1439 sections in the middle; if so, use appropriate extra hot and cold
1440 section labels to compute size deltas for the hot and cold sections.
1441 (dwarf2out_begin_prologue): Add code to initialize new fields in
1443 (dwarf2out_switch_text_section): New function (invoked through
1444 debug_hook); updates new fields in dw_fde_struct appropriately and
1445 increments separate_line_info_table_in_use.
1446 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1447 dwarf2out_switch_text_section.
1448 (struct var_loc_node): Add new field, section_label.
1449 (output_aranges): Add code to check whether in hot or cold section and
1450 use the appropriate label in calculating deltas.
1451 (output_ranges): Likewise.
1452 (output_line_info): Add code to check which section we're in and
1453 use appropriate hot/cold label.
1454 (add_location_or_constant_value_attribute): Likewise.
1455 (gen_subprogam_die): Modify arange attributes to use correct labels.
1456 (dwarf2out_begin_block): Change call to function_section into call to
1457 current_function_section.
1458 (dwarf2out_end_block): Likewise.
1459 (dwarf2out_source_line): Likewise.
1460 (dwarf2out_var_location): Add code to check whether in hot or cold
1461 section and use the appropriate label.
1462 * except.c (output_function_exception_table): Change call to
1463 function_section into call to current_function_section.
1464 * final.c (profile_function): Likewise.
1465 (scan_ahead_for_unlikely_executed_note): Remove function.
1466 (final_scan_insn): Remove calls to
1467 scan_ahead_for_unlikely_executed_note, and related code for switching
1468 to cold section, except for the single time
1469 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1470 debug_hooks->switch_text_sections; replace appropriate calls to
1471 function_section with calls to current_function_section.
1472 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1473 test_bb to condition.
1474 (find_if_case_2): Likewise.
1475 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1476 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1477 * opts.c (decode_options): Change warning about hot/cold partitioning
1478 with exceptionss to inform (so as not to cause bootstrap failures);
1479 remove warning about partitioning with DWARF debug info.
1480 * output.h (current_function_section): Add new function decl.
1481 (insert_section_boundary_note): Likewise.
1482 (enum in_section): Move this declaration here from varasm.c.
1483 (unlikely_section_label): Likewise.
1484 (unlikely_text_section_name): Likewise.
1485 (last_text_section_name): New global variable.
1486 (last_text_section): Likewise.
1487 (hot_section_label): Likewise.
1488 (hot_section_end_label): Likewise.
1489 (cold_section_end_label): Likewise.
1490 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1491 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1492 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1493 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1494 insn from consideration.
1495 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1496 switch_text_section.
1497 * varasm.c (basic-block.h): Add new include.
1498 (unlikely_section_label_printed): Remove global variable.
1499 (unlikely_section_label): Make global variable not be static any more.
1500 (unlikely_text_section_name): Likewise.
1501 (hot_section_end_label): New global variable (not static)
1502 (first_function_block_is_cold): Likewise.
1503 (hot_section_label): Likewise.
1504 (cold_section_end_label): Likewise..
1505 (last_text_section): New global variable, not static.
1506 (last_text_section_name): New global variable, not static.
1507 (initialize_cold_section_name): New function.
1508 (enum in_section): Move declaration to output.h.
1509 (text_section): Update last_text_section.
1510 (unlikely_text_section): Replace code to determine cold section name
1511 with call to initialize_cold_section_name; Add code to update
1512 last_text_section; remove code for printing out label.
1513 (named_section_real): Add code to update last_text_section and
1514 last_text_section_name as appropriate.
1515 (function_section): Change test for 'unlikely' to depend on
1516 first_function_block_is_cold (moved old test to
1517 current_function_section).
1518 (current_function_section): New function.
1519 (assemble_start_function): Move code that frees
1520 unlikely_text_section_name; initialize hot_section_end_label;
1521 print hot and cold section labels at the start of the function;
1522 set first_function_block_is_cold, if appropriate; initialize l
1523 ast_text_section; add call to insert_section_boundary_note.
1524 (assemble_end_function): Add code to write out hot and cold section
1526 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1527 switch_text_section.
1528 * config/darwin.c (machopic_select_section): Replace incorrect
1529 function in base_funs; update reloc for cold sections if necessary.
1530 * config/darwin.h (SECTION_FUNCTION): Add code to update
1531 last_text_section if appropriate.
1532 (text_unlikely_section): Remove.
1533 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1534 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1535 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1536 partitioning for this architecture.
1538 2005-03-31 Olivier Hainque <hainque@adacore.com>
1540 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1541 defined and non-zero.
1543 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1546 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1549 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1552 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1553 label operand. Remove (use (unspec..)). Don't emit a label on
1555 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1556 generate inline label for load_toc_v4_PIC_1b.
1557 (rs6000_emit_load_toc_table): Likewise.
1559 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1561 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1562 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1564 2005-03-29 Devang Patel <dpatel@apple.com>
1566 * tree-sra.c (decide_block_copy): Disable scalarization of
1569 2005-03-30 Stuart Hastings <stuart@apple.com>
1570 Dale Johannesen <dalej@apple.com>
1572 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1573 * print-tree.c (print_node): Add case STATEMENT_LIST.
1575 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1577 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1578 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1579 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1580 is given with "powerpc64*" or "all", or when --with-cpu chooses
1583 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1586 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1587 gen_lexical_block_die.
1588 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1590 2005-03-31 Jan Hubicka <jh@suse.cz>
1592 2004-11-02 Jan Hubicka <jh@suse.cz>
1594 * cgraph.c (cgraph_varpool_node_name): New function.
1595 (dump_cgraph_varpool_node): New function.
1596 (dump_varpool): New function.
1597 * cgraphunit.c (cgraph_optimize): Dump varpool.
1599 2004-10-16 Jan Hubicka <jh@suse.cz>
1601 * cgraph.c (decide_is_variable_needed): New function.
1602 (cgraph_varpool_finalize_decl): Use it.
1603 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1605 * final.c (output_addr_const): Do not call mark_referenced.
1606 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1607 always go via cgraph.
1608 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1609 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1610 * tree-optimize.c (execute_inline): Mark functions called.
1611 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1613 2004-10-11 Jan Hubicka <jh@suse.cz>
1615 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1616 (cgraph_varpool_last_needed_node): New static variable.
1617 (enqueue_needed_varpool_node): Break out from ...; add items to the
1618 end of queue; update first pointers.
1619 (cgraph_varpool_mark_needed_node): ... here.
1620 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1621 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1622 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1623 (cgraph_varpool_first_unanalyzed_node): Declare.
1624 * cgraphunit.c: Include output.h.
1625 (cgraph_varpool_analyze_pending_decls): New function.
1626 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1627 for errors, analyze pending decls.
1628 (cgraph_finalize_compilation_unit): Only analyze decls.
1629 (cgraph_optimize): Assemble the decls after expanding.
1631 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1633 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1634 subvars get marked properly in tags for grouping.
1635 (add_pointed_to_var): Mark only actual pointed to
1636 variables/subvars in addresses needed.
1637 (create_overlap_variables_for): Clear call clobbered on original
1639 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1640 addresable vars with subvars into list.
1641 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1644 2005-03-30 Richard Henderson <rth@redhat.com>
1646 * cgraph.h (struct cgraph_node): Add alias.
1647 * varasm.c (assemble_alias): Set it.
1648 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1649 avoid calling cgraph_expand_function.
1651 2005-03-30 Tom Tromey <tromey@redhat.com>
1653 * tree.def (FILE_TYPE): Removed.
1654 * typeclass.h (enum type_class): Removed file_type_class.
1655 * dwarf2out.c (is_base_type): Updated.
1656 (gen_type_die): Likewise.
1657 * dbxout.c (dbxout_type): Updated.
1658 * builtins.c (type_to_class): Updated.
1659 * tree.c (type_contains_placeholder_1): Updated.
1660 * config/sparc/sparc.c (sparc_type_code): Updated.
1661 * config/ia64/ia64.c (hfa_element_mode): Updated.
1662 * expr.c (count_type_elements): Updated.
1663 * stor-layout.c (layout_type): Updated.
1664 * tree-inline.c (remap_type): Updated.
1665 * tree-pretty-print.c (dump_generic_node): Updated.
1667 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1669 * builtins.c (expand_builtin_powi): Fix mode of
1670 2nd argument to match int.
1671 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1672 2nd argument type to int.
1673 * libgcc2.c: Change prototype of __powi* functions to use
1676 2005-03-30 Dale Johannesen <dalej@apple.com>
1679 * calls.c (expand_call): Flush pending deferrals before
1682 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1686 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1687 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1688 c_label_context, label_context_stack): New.
1689 * c-decl.c (define_label): Check for jumps into statement
1690 expressions. Add label to list of defined labels.
1691 (start_function): Push context on label_context_stack.
1692 (finish_function): Pop context from label_context_stack.
1693 * c-typeck.c (label_context_stack): New.
1694 (c_finish_goto_label): Check for jumps into statement
1695 expressions. Add label to list of jumped to labels.
1696 (struct c_switch): Add blocked_stmt_expr.
1697 (c_start_case): Initialize it.
1698 (do_case): Check it.
1699 (c_finish_case): Verify !blocked_stmt_expr.
1700 (c_begin_stmt_expr): Push context on label_context_stack.
1701 Increment blocked_stmt_expr. Mark labels jumped to from outside
1703 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1704 defined in the statement expression and no longer jumpable to.
1705 Mark labels jumped to from just outside the statement expression
1706 as again definable. Pop context from label_context_stack.
1707 * doc/extend.texi (Statement Exprs): Update.
1709 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1712 * c-decl.c (start_function): Check for old_decl being
1715 2005-03-30 Ian Lance Taylor <ian@airs.com>
1717 * final.c (final): Remove prescan parameter. Change all callers.
1718 (final_scan_insn): Remove prescan parameter. Change all callers.
1720 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1722 * tree-vectorizer.c: Fix comment typos.
1724 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1726 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1727 as soon as a chrec_dont_know is detected.
1729 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1731 Merge from csl-arm-branch.
1732 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1734 * tlink.c (recompile_files): Do not assume that "rename" can
1735 overwrite an existing file.
1737 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1739 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1740 * gcc/configure: Regenerate.
1742 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1744 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1746 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1748 * calls.c (struct arg_data): Update "partial" comment.
1749 (load_register_parameters): Update "nregs" comment.
1751 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1753 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1754 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1755 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1756 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1757 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1758 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1759 than target_flags & 0.
1760 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1761 (iq2000_arch, iq2000_parse_cpu): Delete.
1762 (TARGET_HANDLE_OPTION): Override default.
1763 (iq2000_handle_option): New function.
1764 (override_options): Remove -march= and -mcpu= handling.
1765 * config/iq2000/iq2000.opt: New file.
1767 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1769 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1770 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1771 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1772 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1773 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1774 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1775 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1776 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1777 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1778 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1779 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1780 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1781 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1782 (TARGET_OPTIONS): Delete.
1783 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1784 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1785 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1786 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1787 (c4x_cpu_version_string): Delete.
1788 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1789 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1790 equivalent -mcpu= option.
1791 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1792 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1793 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1794 or clearing the appropriate MASK_* bit.
1795 (c4x_file_start): Use c4x_cpu_version.
1796 * config/c4x/c4x.opt: New file.
1798 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1800 * doc/options.texi: Document the new MaskExists flag.
1801 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1802 if the option has the MaskExists flag.
1804 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1806 * opt-functions.awk (flag_set_p, test_flag): New functions.
1807 (switch_flags): Use them.
1808 * opth-gen.awk: Use flag_set_p to check for flags.
1809 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1811 2005-03-30 Ian Lance Taylor <ian@airs.com>
1813 * config.host (i[34567]86-*-mingw32*): Don't set
1814 host_can_use_collect2 to no.
1816 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1819 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1820 Remove convert_memory_address call duplicating that in memory_address.
1822 2005-03-29 Richard Henderson <rth@redhat.com>
1825 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1826 (build_compound_literal): Likewise. Propagate decl type into the
1828 (finish_decl): Likewise. Use new return value from complete_array_type
1829 for zero sized arrays.
1830 (complete_array_type): Move ...
1831 * c-common.c (complete_array_type): ... here. Change first argument
1832 to pointer-to-type-node. Consistently use sizetype for the index
1833 except for zero sized arrays. Detect zero sized arrays for pedantic
1834 mode diagnostics. Create a new type node instead of modifying the
1836 * c-tree.h (complete_array_type): Move decl ...
1837 * c-common.h (complete_array_type): ... here.
1839 2005-03-29 Richard Henderson <rth@redhat.com>
1842 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1844 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1846 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1847 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1848 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1849 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1851 2005-03-29 Eric Christopher <echristo@redhat.com>
1853 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1854 truthvalue conversion removal.
1856 2005-03-29 Ian Lance Taylor <ian@airs.com>
1859 * collect2.c: Never include <vfork.h>.
1860 (VFORK_STRING, vfork): Don't define.
1861 (pid): Remove global variable.
1862 (handler): Call raise instead of kill (getpid(), ...).
1863 (collect_wait): Add pex parameter. Change all callers. Use
1864 pex_get_status rather than pwait.
1865 (do_wait): Add pex parameter. Change all callers.
1866 (collect_execute): Return struct pex_obj * rather than void. Use
1867 pex routines rather than pexecute.
1868 (fork_execute): Get pex_obj from collect_execute, and pass it to
1870 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1871 Only declare quit_handler if SIGQUIT is defined.
1872 (scan_libraries): Likewise.
1873 * collect2.h (collect_execute): Update declaration.
1874 (collect_wait): Update declaration.
1875 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1876 pass it to collect_wait.
1878 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1881 * c-parser.c (c_parser_compound_statement_nostart): Give error
1882 message for EOF instead of just setting parser->error.
1884 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1886 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1887 (slpeel_update_phi_nodes_for_guard1): New function.
1888 (slpeel_update_phi_nodes_for_guard2): New function.
1889 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1890 of slpeel_update_phi_nodes_for_guard.
1891 (vectorize_loops): Remove call to loop_closed_rewrite.
1892 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1895 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1897 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1898 (TARGET_LITTLE_ENDIAN): New macro.
1899 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1900 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1901 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1902 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1903 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1904 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1905 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1906 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1907 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1908 (TARGET_OPTIONS): Delete.
1909 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1910 (CACHE_FLUSH_TRAP): Turn into an integer.
1911 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1912 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1913 -mflush-trap is in use.
1914 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1915 (m32r_cache_flush_trap_string): Delete.
1916 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1917 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1918 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1919 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1920 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1921 -mmodel= and -msdata= handling from...
1922 (m32r_init): ...here.
1923 * config/m32r/m32r.opt: New file.
1925 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1927 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1928 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1929 * tree-vect-analyze.c (vect_object_analysis): additional parm
1930 pass back a "struct ptr_info_def *" with the points-to info.
1931 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1932 statement using info returned from vect_object_analysis.
1933 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1934 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1935 for virtual uses and defs when creating a replacement vector
1936 reference. Call duplicate_ssa_name_ptr_info to define points-to
1937 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1938 (vectorizable_store): copy_virtual_operands and update
1939 definition statements.
1940 (vectorizable_load): copy_virtual_operands. Remove call to
1941 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1942 * tree-vectorizer.c (vectorize_loops): Remove calls to
1943 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1944 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1945 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1946 define macro STMT_VINFO_PTR_INFO for use in accessing.
1947 * tree.h add export of duplicate_ssa_name_ptr_info.
1948 * rs6000.c (altivec_init_builtins): Declare builtin function
1949 __builtin_altivec_mask_for_load to be "const".
1951 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1954 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1955 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1956 assemble_variable on aliases.
1957 * varasm.c (assemble_alias): Set node->alias.
1958 * toplev.c (wrapup_global_declarations): Don't call
1959 rest_of_decl_compilation on aliases again.
1961 2005-03-29 Paul Brook <paul@codesourcery.com>
1963 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1964 * config/arm/arm.c (arm_dbx_register_number): New function.
1965 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1967 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1970 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1971 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1973 2005-03-29 Dale Johannesen <dalej@apple.com>
1975 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1976 $(TREE_H) and $(COVERAGE_H).
1977 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1978 * opts.c (common_handle_option): Enable tree-based value transforms.
1979 * toplev.c (process_options): Ditto.
1980 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1981 refers to references to this type.
1982 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1983 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1984 for may_be_more, may_be_less.
1985 (rtl_gen_pow2_profiler): Adjust.
1986 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1987 (rtl_gen_one_value_profiler): Adjust.
1988 (rtl_gen_const_delta_profiler): Adjust.
1989 * tree-profile.c (tree_gen_interval_profiler): Implement.
1990 (tree_gen_pow2_profiler): Ditto.
1991 (tree_gen_one_value_profiler): Ditto.
1992 (tree_profiling): New.
1993 (pass_tree_profile): Reference it.
1994 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1996 (insn_divmod_values_to_profile): Rename to
1997 rtl_divmod_values_to_profile. Adjust.
1998 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1999 (insn_prefetch_values_to_profile): Adjust.
2000 (rtl_value_profile_transformations): Adjust.
2001 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2002 (gen_mod_pow2): Rename to rtl_mod_pow2.
2003 (gen_mod_subtract): Rename to rtl_mod_subtract.
2004 (divmod_fixed_value_transform): Rename to
2005 rtl_divmod_fixed_value_transform.
2006 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2007 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2008 (rtl_find_values_to_profile): Adjust.
2009 (tree_value_profile_transformations): Implement.
2010 (tree_divmod_values_to_profile): New.
2011 (tree_values_to_profile): New.
2012 (tree_divmod_fixed_value): New.
2013 (tree_mod_pow2): New.
2014 (tree_mod_subtract): New.
2015 (tree_divmod_fixed_value_transform): New.
2016 (tree_mod_pow2_value_transform): New.
2017 (tree_mod_subtract_transform): New.
2018 (tree_find_values_to_profile): Implement.
2019 * profile.c (instrument_values): Free histograms.
2020 (compute_value_histograms): Adjust. Implement tree version.
2022 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2024 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2025 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2026 variable. Output "fldcw" depending on round_mode.
2027 * config/i386/i386.md (UNSPEC_FIST): New.
2028 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2029 New isns patterns to implement lrint and llrint built-ins as x87
2031 (fistdi2, fist<mode>2 splitters): New splitters.
2032 (lrint<mode>2): New expanders.
2034 2005-03-28 Ian Lance Taylor <ian@airs.com>
2036 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2037 0 when calling final_scan_insn.
2039 2005-03-28 Jan Hubicka <jh@suse.cz>
2042 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2045 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2046 types where possible.
2048 2005-03-26 Per Bothner <per@bothner.com>
2050 Make -f[no-]show-column also control non-cpp diagnostics.
2051 * c.opt (fshow-column): Move option from here ...
2052 * common.opt (fshow-column): ... to here.
2053 * diagnostic.c (diagnostic_build_prefix): Only print column number
2054 if flag_show_column.
2056 2005-03-27 Steven Bosscher <stevenb@suse.de>
2058 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2059 vax_output_conditional_branch): New prototypes.
2060 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2061 extracted from vax.md mov and add patterns.
2062 (vax_output_conditional_branch): New function to output conditional
2063 branch instructions.
2064 * vax.md: Use mode macros for arithmetic and mov patterns.
2065 Use code macros for the jump patterns.
2067 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2069 * Makefile.in (libbackend.o): Depend on version files;
2070 add custom generation command.
2072 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2075 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2076 sure that we have a REG before getting its REGNO.
2078 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2080 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2081 * builtins.def (BUILT_IN_STRNDUP): New.
2083 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2085 PR tree-optimization/20470
2086 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2089 2005-03-25 Mike Stump <mrs@apple.com>
2091 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2094 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2096 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2097 Use our own structure definitions.
2099 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2100 (fix_truncdfsi2): Allow registers or memory as destination.
2101 When TARGET_PPC_GFXOPT, generate simplified pattern.
2102 (fix_truncdfsi2_internal): Use define_insn_and_split.
2103 (fix_truncdfsi2_internal_gfxopt): New.
2104 (fctiwz): Don't confuse register allocation by giving it no choices.
2106 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2107 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2108 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2109 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2111 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2113 * dominance.c (free_dominance_info): Speed up by freeing et
2114 data structures without maintaining other nodes.
2115 * et-forest.c (et_free_tree_force): New.
2116 * et-forest.h: Add a prototype for et_free_tree_force.
2118 * tree.c (get_set_constructor_bits,
2119 get_set_constructor_bytes): Remove.
2120 * tree.h: Remove the corresponding prototypes.
2122 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2125 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2126 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2127 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2128 PRE_DEC, NEG and NOT.
2130 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2132 * fold-const.c: Convert uses of fold (build (...)) to
2135 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2137 PR rtl-optimization/20249
2138 * cse.c (insert_regs): Do not record equivalence of registers in
2141 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2143 * emit-rtl.c (reverse_comparison): Remove.
2144 * rtl.h: Remove the corresponding prototype.
2146 2005-03-24 James E Wilson <wilson@specifixinc.com>
2148 * doc/install.texi (--enable-altivec): Delete docs.
2150 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2152 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2153 SFmode and DFmode before reload when
2154 flag_unsafe_math_optimizations not enabled.
2156 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2158 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2160 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2161 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2163 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2165 * configure.ac (enable-checking): Add 'runtime' option.
2166 * doc/install.texi (enable-checking): Document 'runtime' checking.
2167 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2168 * config.in: Regenerated.
2169 * configure: Regenerated.
2171 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2173 * optabs.h (enum optab_index): Remove OTI_llrint.
2174 (llrint_optab): Remove macro.
2175 * optabs.c (init_optabs): Remove llrint_optab initialization.
2176 * genopinit.c (optabs): Remove llrint_optab implementation.
2177 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2180 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2182 PR rtl-optimization/20532
2183 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2184 overflow when adding coefficients for PLUS or MINUS.
2185 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2188 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2190 * langhooks.h (truthvalue_conversion): Remove.
2191 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2192 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2193 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2194 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2195 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2197 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2199 * params.def: Fix a typo.
2200 * config/mips/mips.c: Follow the spelling convensions.
2201 * doc/invoke.texi: Fix typos.
2203 2005-03-18 Dale Johannese <dalej@apple.com>
2205 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2207 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2209 Fix PR tree-optimization/20601
2211 * tree-ssa-pre.c (insert_aux): Add missing condition to
2214 2005-03-23 Ian Lance Taylor <ian@airs.com>
2216 * final.c (final_scan_insn): Don't remove no-op instructions.
2217 * reload1.c (reload): Remove simple no-op instructions even when
2220 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2222 PR tree-optimization/20501
2223 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2224 reporting that peeling for alignment is applied moved to...
2225 * (vect_analyze_data_refs_alignment): Here.
2227 2005-03-23 Ian Lance Taylor <ian@airs.com>
2229 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2231 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2233 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2234 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2236 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2238 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2239 imply that this is called once, independent of asms in code.
2240 Adjust to now being pased output and input lists. Mention helper
2241 function decl_overlaps_hard_reg_set_p.
2242 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2243 hook_tree_tree_identity and to take three trees, returning third.
2244 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2246 * stmt.c: include hard-reg-set.h before tree.h.
2247 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2248 (decl_conflicts_with_clobbers_p): Call
2249 decl_overlaps_hard_reg_set_p.
2250 (expand_asm_operands): Pass output and input lists in call to
2251 targetm.md_asm_clobbers.
2252 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2253 hook_tree_tree_tree_tree_3rd_identity.
2254 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2256 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2257 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2258 parameters, first two unused.
2259 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2260 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2261 in constraint letters and MOF is not mentioned as a asm-declared
2262 register in neither of the input and output lists.
2264 2005-03-23 DJ Delorie <dj@redhat.com>
2266 * optabs.c (expand_binop): Make sure the first subword's result
2269 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2271 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2272 Call c_common_truthvalue_conversion rather than
2273 lang_hooks.truthvalue_conversion.
2274 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2275 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2277 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2278 c_common_truthvalue_conversion.
2279 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2280 c_parser_conditional_expression, c_parser_binary_expression): Call
2281 c_objc_common_truthvalue_conversion.
2282 * c-typeck.c (build_unary_op): Call
2283 c_objc_common_truthvalue_conversion.
2284 (build_conditional_expr): Do not call
2285 lang_hooks.truthvalue_conversion.
2286 (build_binary_op): Call c_common_truthvalue_conversion.
2287 (c_objc_common_truthvalue_conversion): Moved from
2288 c-objc-common.c. Call default_function_array_conversion instead
2289 of default_conversion.
2291 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2293 * c-common.h (default_conversion): Remove.
2294 (perform_integral_promotions): Add.
2295 * c-tree.h (default_conversion): Add.
2296 * c-typeck.c (perform_integral_promotions): New, split out from
2298 * c-common.c (check_case_value): Use perform_integral_promotions,
2299 not default_conversion.
2300 (c_add_case_label): Don't continue processing case label after
2301 found to be pointer.
2303 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2305 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2306 the prefix list if we have already added a multilib directory
2308 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2311 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2313 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2315 * reload.h: Remove the prototype for indirect_symref_ok.
2317 * reload1.c (indirect_symref_ok): Make it global.
2318 * reload.h: Add a prototype for indirect_symref_ok.
2320 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2322 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2325 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2327 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2329 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2331 * c-opts.c (c_common_parse_file): Only start/end main source file
2332 if debug hooks says the writer wants it.
2333 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2335 (xcoff_debug_hooks): Ditto.
2336 * debug.c (do_nothing_hooks): Ditto.
2337 * debug.h (gcc_debug_hooks): Ditto.
2338 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2339 * sdbout.c (sdb_debug_hooks): Ditto.
2340 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2342 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2344 * doc/extend.texi: Deprecate C++ min/max operators.
2346 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2348 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2349 artificial original candidates.
2351 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2352 Jan Hubicka <jh@suse.cz>
2353 Steven Bosscher <stevenb@suse.de>
2355 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2356 call cost based on argument sizes.
2357 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2359 * params.def: (max-inline-inssn-single): Set to 450.
2360 (max-inline-insns-auto): Set to 90.
2361 (max-inline-insns-recursive): Set to 450
2362 (max-inline-insns-recursive-auto): Set to 450.
2363 (large-function-insns): Set to 2700.
2364 (inline-call-cost): New parameter.
2365 * tree-inline.c (estimate_move_cost): New function.
2366 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2367 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2369 * tree-inline.h (estimate_move_cost): Declare.
2370 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2371 (max-inline-insns-auto): Change default to 90.
2372 (max-inline-insns-recursive): Change default to 450
2373 (max-inline-insns-recursive-auto): Change default to 450.
2374 (large-function-insns): Change default to 2700.
2375 (inline-call-cost): Document new parameter.
2377 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2379 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2380 (TARGET_DEFAULT): Delete.
2381 * config/i860/i860.opt: New file.
2383 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2385 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2386 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2387 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2388 (frv_sched_lookahead): Delete.
2389 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2390 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2391 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2392 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2393 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2394 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2395 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2396 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2397 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2398 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2399 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2400 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2401 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2402 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2403 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2404 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2405 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2406 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2407 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2408 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2409 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2410 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2411 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2412 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2413 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2414 (frv_sched_lookahead): Delete.
2415 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2416 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2417 (frv_handle_option): New function. Move -mcpu= handling from...
2418 (frv_override_options): ...here. Remove handling of other
2420 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2421 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2422 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2423 and TARGET_NO_MULTI_CE.
2424 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2425 !TARGET_VLIW_BRANCH.
2426 * config/frv/frv.opt: New file.
2428 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2430 * fold-const.c (fold_ternary): Take decomposed arguments of
2432 (fold): Update a call to fold_ternary.
2434 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2435 * tree.h: Add corresponding prototypes.
2437 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2440 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2441 between jump table and its label.
2442 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2443 resp. ADDR_DIFF_VEC and the label preceeding it.
2444 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2445 is emitted in the right section.
2447 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2449 * fold-const.c (fold_unary, fold_binary): Update comments
2452 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2454 PR rtl-optimization/20527
2455 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2456 REG_INC note, test that the register also isn't mentioned in PRED
2459 2005-03-22 Ben Elliston <bje@au.ibm.com>
2461 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2464 2005-03-21 Mike Stump <mrs@apple.com>
2466 * varasm.c (default_assemble_visibility): Remove extra ().
2468 2005-03-21 Roger Sayle <roger@eyesopen.com>
2471 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2472 to determine whether a block can be duplicated, rather than test
2473 whether the block contains noncopyable insns ourselves.
2475 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2477 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2480 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2482 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2484 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2486 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2487 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2488 * config/fr30/fr30.opt: New file.
2490 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2492 Fix PR tree-optimization/20542
2494 * tree-flow-inline.h (overlap_subvar): Move to here.
2495 * tree-ssa-operands.c: From here.
2496 * tree-flow.h (overlap_subvar): Declare.
2497 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2498 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2499 for variables with subvars.
2501 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2504 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2505 * modulo-sched.c (const_iteration_count): Return on NULL
2507 (print_node_sched_params): Return on NULL dump_file.
2508 (generate_reg_moves): Handle reg-anti dependencies and disregard
2509 closing branch when generating register moves.
2510 (sms_schedule): Mark the SMSed block dirty.
2511 * passes.c (rest_of_handle_sms): Call update_life_info for all
2513 * testsuite/gcc.dg/20050321-1.c: New test.
2515 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2517 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2518 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2519 movqi_internal): Likewise.
2521 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2523 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2524 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2525 xtensa_b4const): Delete prototypes.
2526 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2527 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2528 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2529 xtensa_extra_constraint): New prototypes.
2530 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2531 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2532 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2533 move_operand, const_float_1_operand, fpmem_offset_operand,
2534 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2535 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2536 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2537 argument type to HOST_WIDE_INT.
2538 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2539 xtensa_mask_immediate): Likewise.
2540 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2541 Likewise. Also make these functions static.
2542 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2543 (xtensa_const_ok_for_letter_p): New.
2544 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2545 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2546 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2547 move_operand, const_float_1_operand, fpmem_offset_operand,
2548 branch_operator, ubranch_operator, boolean_operator): Move to
2550 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2551 (xtensa_mem_offset): Change return type to bool.
2552 (xtensa_extra_constraint): New.
2553 (gen_int_relational): Update type of const_range_p function pointer.
2554 Use xtensa_b4const_or_zero.
2555 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2556 xtensa_const_ok_for_letter_p. Update comments.
2557 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2558 (PREDICATE_CODES): Delete.
2559 * config/xtensa/xtensa.md: Include predicates.md.
2560 * config/xtensa/predicates.md: New file.
2562 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2564 * config/v850/v850-protos.h: Remove the prototypes for
2565 reg_or_int9_operand, reg_or_const_operand,
2566 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2567 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2568 movsi_source_operand, power_of_two_operand,
2569 not_power_of_two_operand, special_symbolref_operand,
2570 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2571 register_is_ok_for_epilogue.
2572 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2573 reg_or_int9_operand, reg_or_const_operand,
2574 call_address_operand, special_symbolref_operand,
2575 movsi_source_operand, power_of_two_operand,
2576 not_power_of_two_operand, register_is_ok_for_epilogue,
2577 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2578 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2580 * config/v850/v850.h (PREDICATE_CODES): Remove.
2581 * config/v850/v850.md: Include predicates.md.
2582 * config/v850/predicates.md: New.
2584 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2586 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2587 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2588 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2589 (itoolsdir, itoolsdatadir): Move definition above new first use.
2590 (install-itoolsdirs): New rule.
2591 (install-mkheaders): Depend on install-itoolsdirs, not
2592 install-include-dir.
2594 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2596 * tree-into-ssa.c: Remove obsolete comments.
2598 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2600 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2601 unrolling if -fpeel-loops is specified, too.
2602 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2603 Remove superfluous check for flag_unroll_loops.
2605 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2607 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2608 (lrint_optab, llrint_optab): Define corresponding macros.
2609 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2610 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2611 pattern and llrint_optab using llrintdi2 patterns.
2612 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2613 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2614 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2615 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2616 flag_unsafe_math_optimizations is set.
2618 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2620 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2621 simplify_logical, if_then_else_cond, known_cond,
2622 simplify_comparison): Adjust calls to reverse_comparison.
2623 Don't use combine_reversed_comparison_code).
2624 (combine_reversed_comparison_code): Remove.
2625 (reversed_comparison): Using reversed_comparison_code, move it...
2626 * jump.c (reversed_comparison): ... here.
2627 * rtl.h (reversed_comparison): Add prototype.
2629 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2631 * builtins.c (fold_builtin): Take decomposed arguments of
2633 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2634 * gimplify.c (gimplify_call_expr): Likewise.
2635 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2636 * tree.h: Update the prototype of fold_builtin.
2638 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2640 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2641 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2642 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2643 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2644 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2646 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2648 * builtins.c (fold_builtin_1): Take decomposed arguments of
2650 (fold_builtin): Update a call to fold_builtin_1.
2652 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2655 * gcov.c (output_lines): Only output function block summary when
2656 outputting branch information.
2657 * doc/gcov.texi: Document format of preamble and additional block
2660 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2662 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2663 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2664 the defaults false if BITS_PER_UNIT != 8.
2665 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2666 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2667 than BITS_PER_UNIT != 8.
2668 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2669 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2670 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2672 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2673 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2675 2005-03-20 Roger Sayle <roger@eyesopen.com>
2678 * fold-const.c (fold_binary): Fix type mismatch between
2679 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2680 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2681 for non-truth-valued expressions.
2683 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2684 and FUNCTION_DECL in the main switch.
2685 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2686 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2687 we also need to convert their operands to match.
2688 <TRUTH_NOT_EXPR>: Likewise.
2690 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2692 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2693 diagnostic without checking whether an lvalue.
2694 * c-common.h (lvalue_p): Remove.
2695 (enum lvalue_use): Update comment.
2696 (lvalue_or_else): Replace by lvalue_error.
2697 * c-typeck.c (lvalue_p): Make static.
2698 (lvalue_or_else): New. Call lvalue_error.
2700 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2702 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2703 (function_arg_advance): Use rs6000_parm_start.
2704 (function_arg, rs6000_arg_partial_bytes): Likewise.
2706 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2708 * c-common.c (check_case_value): Adjust comment about stripping
2710 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2711 * c-typeck.c (default_conversion, convert_arguments,
2712 build_modify_expr, convert_for_assignment, store_init_value,
2713 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2714 manually. Remove inaccurate comments.
2716 2005-03-20 Roger Sayle <roger@eyesopen.com>
2717 Joseph S. Myers <joseph@codesourcery.com>
2719 * varasm.c (do_assemble_alias): Restore comment describing function.
2720 Annotate the target parameter as potentially unused.
2722 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2725 * config/avr/avr.c (avr_output_function_prologue): Do not use
2726 current_function_name() in a label, use a local label instead.
2728 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2730 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2731 flag_finite_math_only, not flag_unsafe_math_optimizations.
2733 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2735 * builtins.c (fold_builtin_1): Update a call to
2736 targetm.fold_builtin.
2737 * hooks.c (hook_tree_tree_bool_null): Rename to
2738 hook_tree_tree_tree_bool_null. Take one more argument of type
2740 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2741 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2742 hook_tree_tree_tree_bool_null.
2743 * target.h (gcc_target): Update the prototype of fold_builtin.
2744 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2745 arguments of CALL_EXPR.
2746 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2749 2005-03-20 Jan Hubicka <jh@suse.cz>
2751 * cgraph.h (cgraph_node): Add prev_clone pointer.
2752 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2753 (cgraph_clone_node): Produce doubly linked chain.
2755 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2757 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2758 get_nonnull_operand, handle_sentinel_attribute,
2759 check_function_arguments_recurse): Do not strip NOPS from
2761 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2763 * c-format.c (get_constant): Likewise.
2764 * c-parser.c (c_parser_postfix_expression): Likewise.
2765 * c-typeck.c (set_init_index): Likewise.
2766 (convert_arguments): Don't check for NOP_EXPR containing integer
2769 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2771 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2772 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2773 Take decomposed arguments of CALL_EXPR.
2774 (fold_builtin_1): Update calls to the functions mentioned
2777 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2779 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2780 width to have integer type.
2781 (build_enumerator): Require enumerator value to have integer type.
2783 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2785 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2788 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2790 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2791 std=iso9899:199x): Correct descriptions.
2793 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2795 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2798 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2800 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2802 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2803 fold_builtin_memcpy.
2805 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2806 arguments of CALL_EXPR.
2807 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2808 fold_builtin_found, fold_builtin_1): Update calls to
2809 fold_trunc_transparent_mathfn.
2811 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2814 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2815 function pointers on targets that require function pointer
2817 (fold_sign_changed_comparison): Likewise.
2819 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2821 * combine.c (try_combine): When changing the mode of a hard reg, make
2822 sure that doing so is valid.
2824 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2826 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2827 (TARGET_HANDLE_OPTION): Override default.
2828 (avr_handle_option): New function.
2829 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2830 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2831 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2832 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2833 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2834 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2835 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2836 (TARGET_OPTIONS): Delete.
2837 * config/avr/avr.opt: New file.
2839 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2841 * config/m32r/m32r-protos.h: Remove the prototypes for
2842 call_address_operand, symbolic_operand, seth_add3_operand,
2843 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2844 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2845 two_insn_const_operand, move_src_operand,
2846 move_double_src_operand, move_dest_operand,
2847 eqne_comparison_operator, signed_comparison_operator,
2848 large_insn_p, conditional_move_operand, carry_compare_operand,
2849 m32r_block_immediate_operand, extend_operand,
2850 reg_or_eq_int16_operand, int8_operand, and
2851 reg_or_zero_operand.
2852 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2853 seth_add3_operand, int8_operand, cmp_int16_operand,
2854 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2855 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2856 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2857 move_double_src_operand, move_dest_operand,
2858 eqne_comparison_operator, signed_comparison_operator,
2859 extend_operand, small_insn_p, large_insn_p,
2860 conditional_move_operand, carry_compare_operand,
2861 m32r_block_immediate_operand): Move to predicates.md.
2862 (MAX_MOVE_BYTES): Move to m32r.h.
2863 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2864 * config/m32r/m32r.md: Include predicates.md.
2865 * config/m32r/predicates.md: New.
2867 2005-03-18 James E Wilson <wilson@specifixinc.com>
2870 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2873 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2875 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2876 call_address_operand, const_8bit_operand.
2877 * config/mn10300/mn10300.c (call_address_operand,
2878 const_8bit_operand, const_1f_operand): Move to predicates.md.
2879 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2880 * config/mn10300/mn10300.md: Include predicates.md.
2881 * config/mn10300/predicates.md: New.
2883 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2885 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2886 declarations in diagnostics and %E for identifiers, not %s.
2888 2005-03-18 Jan Hubicka <jh@suse.cz>
2889 Dale Johannesen <dalej@apple.com>
2891 * basic-block.h (scale_bbs_frequencies_int,
2892 scale_bbs_frequencies_gcov_type): Declare.
2893 * cfg.c (RDIV): New macro.
2894 (update_bb_frequency_for_threading): Fix.
2895 * basic-block.h (scale_bbs_frequencies_int,
2896 scale_bbs_frequencies_gcov_type): New.
2897 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2898 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2899 scale_bbs_frequencies_int.
2900 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2902 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2904 * config/m32r/m32r-protos.h: Remove the prototypes for
2905 call_address_operand, symbolic_operand, seth_add3_operand,
2906 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2907 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2908 two_insn_const_operand, move_src_operand,
2909 move_double_src_operand, move_dest_operand,
2910 eqne_comparison_operator, signed_comparison_operator,
2911 large_insn_p, conditional_move_operand, carry_compare_operand,
2912 m32r_block_immediate_operand, extend_operand,
2913 reg_or_eq_int16_operand, int8_operand, and
2914 reg_or_zero_operand.
2915 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2916 seth_add3_operand, int8_operand, cmp_int16_operand,
2917 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2918 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2919 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2920 move_double_src_operand, move_dest_operand,
2921 eqne_comparison_operator, signed_comparison_operator,
2922 extend_operand, small_insn_p, large_insn_p,
2923 conditional_move_operand, carry_compare_operand,
2924 m32r_block_immediate_operand): Move to predicates.md.
2925 (MAX_MOVE_BYTES): Move to m32r.h.
2926 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2927 * config/m32r/m32r.md: Include predicates.md.
2928 * config/m32r/predicates.md: New.
2930 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2932 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2933 symbolic_operand, symbolic_memory_operand,
2934 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2935 indexed_memory_operand, move_dest_operand, move_src_operand,
2936 prefetch_cc_operand, prefetch_nocc_operand,
2937 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2938 arith_operand, arith11_operand, pre_cint_operand,
2939 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2940 ireg_operand, int5_operand, uint5_operand, int11_operand,
2941 uint32_operand, arith5_operand, and_operand, ior_operand,
2942 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2943 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2944 shadd_operand, movb_comparison_operator,
2945 cmpib_comparison_operator): Move to predicates.md.
2946 (magic_milli, shadd_constant_p): Make it extern.
2947 * config/pa/pa.h (PREDICATE_CODES): Remove.
2948 * config/pa/pa.md: Include predicates.md.
2949 * config/pa/predicates.md: New.
2951 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2954 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2956 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2957 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2958 config/alpha/freebsd.h, config/alpha/linux.h,
2959 config/alpha/netbsd.h, config/alpha/osf5.h,
2960 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2961 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2962 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2963 doc/cppopts.texi: Update copyright.
2965 2005-03-18 Jan Hubicka <jh@suse.cz>
2968 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2970 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2973 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2975 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2978 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2980 * combine.c (gen_binary): Remove.
2981 (known_cond, simplify_shift_const, find_split_point,
2982 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2983 simplify_logical, expand_field_assignment, extract_left_shift,
2984 force_to_mode, if_then_else_cond, apply_distributive_law,
2985 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2986 simplify_comparison, reversed_comparison): Replace with
2987 simplify_gen_binary, simplify_gen_relational or
2988 distribute_and_simplify_rtx.
2989 (distribute_and_simplify_rtx): New function.
2991 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2992 Paolo Bonzini <gcc.gnu.org>
2994 * calls.c (setjmp_call_p, special_function_p): Update comments
2995 at the head of the functions.
2997 2005-03-18 Jan Hubicka <jh@suse.cz>
2999 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3001 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3002 function body should be released; do not proactively release function
3003 bodies in non-unit-at-a-time mode.
3005 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3007 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3008 mno-fp-ret-in-387 multilib variants.
3010 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3012 * common.opt (m): Remove.
3013 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3015 (common_handle_option): Remove OPT_m case.
3017 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3019 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3021 (fold_builtin_1): Update a call to fold_builtin_bitop.
3023 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3025 (fold_builtin_1): Update a call to fold_builtin_signbit.
3027 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3029 PR tree-optimization/20474
3030 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3031 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3033 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3035 * config/h8300/h8300-protos.h: Remove prototypes for
3036 general_operand_src, general_operand_dst, single_one_operand,
3037 single_zero_operand, call_insn_operand,
3038 two_insn_adds_subs_operand, small_call_insn_operand,
3039 jump_address_operand, bit_operand, bit_memory_operand,
3040 stack_pointer_operand, const_int_gt_2_operand,
3041 const_int_ge_8_operand, const_int_qi_operand,
3042 const_int_hi_operand, incdec_operand, bit_operator,
3043 nshift_operator, eqne_operator, gtle_operator,
3044 gtuleu_operator, iorxor_operator.
3045 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3046 h8300_ldm_stm_parallel.
3047 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3049 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3050 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3051 (h8300_ldm_stm_parallel): Make it extern.
3052 (h8300_ldm_parallel, h8300_stm_parallel,
3053 h8300_return_parallel, general_operand_src,
3054 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3055 nibble_operand, reg_or_nibble_operand, single_one_operand,
3056 single_zero_operand, call_insn_operand,
3057 two_insn_adds_subs_operand, small_call_insn_operand,
3058 jump_address_operand, bit_operand, bit_memory_operand,
3059 stack_pointer_operand, const_int_gt_2_operand,
3060 const_int_ge_8_operand, const_int_qi_operand,
3061 const_int_hi_operand, incdec_operand, eqne_operator,
3062 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3063 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3064 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3065 nshift_operator): Move to predicates.md.
3066 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3067 * config/h8300/h8300.md: Include predicates.md.
3068 * config/h8300/predicates.md: New.
3070 2005-03-17 Richard Henderson <rth@redhat.com>
3072 * config.gcc (ia64*-*-hpux*): Add extra_options.
3073 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3074 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3075 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3076 (ia64_tls_size_string, ia64_tune_string): Remove.
3077 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3078 (TARGET_DEFAULT_TARGET_FLAGS): New.
3079 (TARGET_HANDLE_OPTION): New.
3080 (ia64_override_options): Move options parsing ...
3081 (ia64_handle_option): ... here. New.
3082 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3083 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3084 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3085 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3086 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3087 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3088 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3089 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3090 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3091 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3092 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3093 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3094 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3095 TARGET_EARLY_STOP_BITS): Remove.
3096 (TARGET_ILP32): Default false.
3097 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3098 (enum ia64_inline_type): New.
3099 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3100 * config/ia64/ia64.md: Update for new definitions of
3101 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3102 * config/ia64/ia64.opt: New file.
3103 * config/ia64/ilp32.opt: New file.
3105 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3108 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3110 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3112 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3113 instead of MASK_H8300S.
3114 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3115 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3116 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3117 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3118 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3119 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3120 TARGET_SWITCHES): Remove.
3121 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3123 * config/h8300/h8300.opt: New.
3125 * config/alpha/alpha.opt, config/arc/arc.opt,
3126 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3129 2005-03-17 Ian Lance Taylor <ian@airs.com>
3133 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3135 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3136 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3137 (TARGET_HANDLE_OPTION): Override default.
3138 (arc_handle_option): New function.
3139 (arc_init): Remove code to set arch_cpu_string.
3140 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3141 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3142 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3143 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3144 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3145 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3146 (arc_rodata_string, TARGET_OPTIONS): Delete.
3147 * config/arc/arc.opt: New file.
3149 2005-03-17 Richard Henderson <rth@redhat.com>
3151 * doc/extend.texi (Weak Pragmas): New section.
3152 (attribute alias): Clarify that target must be in the same
3155 2005-03-17 Richard Henderson <rth@redhat.com>
3157 * config/alpha/alpha.opt: New file.
3158 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3160 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3161 alpha_fprm_string, alpha_fptm_string): Make static.
3162 (alpha_tls_size_string): Remove.
3163 (alpha_handle_option): New.
3164 (override_options): Update for alpha_cpu/alpha_tune split.
3165 (alpha_file_start): Likewise.
3166 (TARGET_DEFAULT_TARGET_FLAGS): New.
3167 (TARGET_HANDLE_OPTION): New.
3168 * config/alpha/alpha.h (alpha_tune): Declare.
3169 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3170 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3171 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3172 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3173 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3174 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3175 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3176 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3177 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3178 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3179 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3180 (TARGET_DEFAULT): Remove MASK_FP.
3181 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3182 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3183 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3184 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3185 alpha_tls_size_string): Remove.
3186 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3187 (attribute tune): Rename from attribute cpu.
3188 * config/alpha/ev4.md: Update to match.
3189 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3190 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3191 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3192 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3193 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3194 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3196 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3198 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3199 and return without creating new state if before_nops_num is nonzero.
3200 * config/ia64/ia64.md (first_insn): New attribute.
3201 (alloc): Set it to yes.
3203 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3205 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3206 STMT_VINFO_SUBVARS to NULL.
3207 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3209 2005-03-16 Dale Johannesen <dalej@apple.com>
3211 * rtlanal.c (find_first_parameter_load): Rewrite to
3212 return actual first param load or the call if none,
3213 instead of first in block, when not all loads exist.
3215 2005-03-16 Roger Sayle <roger@eyesopen.com>
3217 * optabs.c (expand_copysign_absneg): Make static.
3218 * optabs.h (expand_copysign_absneg): Delete prototype.
3219 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3221 2005-03-16 Richard Henderson <rth@redhat.com>
3224 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3225 (alias_pairs): Rename from output_defs.
3226 (find_decl_and_mark_needed): Split out from assemble_alias.
3227 (do_assemble_alias): New.
3228 (assemble_output_def): Remove.
3229 (finish_aliases_1, finish_aliases_2): New.
3230 (process_pending_assemble_output_defs): Remove.
3231 (assemble_alias): Defer aliases for which we don't yet have a
3232 non-external decl for the target symbol.
3233 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3234 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3235 * toplev.c (compile_file): Use finish_aliases_2 instead of
3236 process_pending_assemble_output_defs.
3237 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3238 (process_pending_assemble_output_defs): Remove.
3240 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3242 Fix PR tree-optimization/20489
3244 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3245 for empty structures.
3247 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3249 Fix PR tree-optimization/20490
3251 * tree-ssa-pre.c (create_expression_by_pieces): Use
3252 force_gimple_operand on result of fold.
3254 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3256 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3257 of closing parenthesis.
3259 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3261 * builtins.c (expand_movstr): Update a call to
3262 fold_builtin_strcpy.
3263 (expand_builtin_strncpy): Update a call to
3264 fold_builtin_strncpy.
3265 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3266 arguments of CALL_EXPR.
3267 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3268 fold_builtin_strncpy.
3269 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3270 * tree.h: Update the prototypes of fold_builtin_strcpy and
3271 fold_builtin_strncpy.
3273 2005-03-16 Steven Bosscher <stevenb@suse.de>
3274 Dorit Naishlos <dorit@il.ibm.com>
3276 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3277 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3280 2005-03-16 Steven Bosscher <stevenb@suse.de>
3282 * tree-inline.c (walk_type_fields, walk_tree,
3283 walk_tree_without_duplicates): Move from here...
3284 * tree.c: ...to here.
3286 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3288 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3289 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3290 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3291 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3292 (version): Define using $(BASEVER_c).
3293 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3295 (version.o): Depend on version files; add custom generation command.
3296 (prefix.o): Define BASEVER on command line.
3297 (s-iov): Depend on version files; adjust command.
3298 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3300 (gcc-vers.texi): New rule.
3301 (doc/%.info, doc/%.dvi): Add -I . to command line.
3302 (doc/gccinstall.dvi): Likewise.
3303 (PACKAGE): Delete. All uses replaced with "gcc".
3304 * aclocal.m4: Do not include gcc-version.m4.
3305 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3306 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3307 Set is_release based on contents of DEV-PHASE.
3308 Set gcc_version based on contents of BASE-VER.
3309 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3310 * config.in, configure: Regenerate.
3311 * gccbug.in: Determine version of GCC in use at runtime.
3312 * gcov-iov.c: Get version number and development phase from
3313 command line, not by including version.c.
3314 * intl.c: Replace all uses of PACKAGE with "gcc".
3315 * libada-mk.in: Delete unused "gcc_version" variable.
3316 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3317 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3318 commentary to match.
3319 (version_string): Put together from pieces.
3320 * config/alpha/x-vms: Do not use $(gcc_version).
3321 * config/i386/t-nwld: Likewise.
3322 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3323 version-GCC and DEVELOPMENT.
3325 2005-03-15 Roger Sayle <roger@eyesopen.com>
3327 PR tree-optimization/17454
3328 * tree.c (tree_size): Add case for TREE_BINFO.
3329 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3330 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3332 2005-03-15 Roger Sayle <roger@eyesopen.com>
3334 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3335 op1 whilst expanding the signed widenening multiply variant.
3337 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3339 * toplev.c (display_target_options): Avoid unused variable warning if
3340 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3341 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3342 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3343 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3344 (mips_isa_info): New variable.
3345 (mips_parse_cpu): Remove the first argument and leave the caller
3347 (TARGET_HANDLE_OPTION): Override default.
3348 (mips_handle_option): New function. Move option validation code from...
3349 (override_options): ...here. Update calls to mips_parse_cpu.
3350 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3351 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3352 (SUBTARGET_TARGET_OPTIONS): Delete.
3353 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3354 (mno-flush-func, mtune=): New options.
3356 2005-03-15 Roger Sayle <roger@eyesopen.com>
3357 Richard Henderson <rth@redhat.com>
3359 * real.c (c4x_single_format, c4x_extended_format): Provide values
3360 for signbit_ro for c4x's single and extended floating point formats.
3361 * optabs.c (expand_copysign): Use the floating point format's
3362 signbit_ro for expanding via expand_copysign_absneg, and it's
3363 signbit_rw field for expanding via expand_copysign_bit.
3365 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3367 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3368 known_alignment_for_access_p.
3369 (known_alignment_for_access_p): New.
3370 (do_peeling_for_alignment): Field made int instead of bool and renamed
3371 to peeling_for_alignment.
3372 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3373 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3374 functionality used to be in vect_analyze_operations.
3375 (vect_analyze_operations): Code to determine vectorization factor was
3376 moved to vect_determine_vectorization_factor.
3377 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3378 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3380 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3381 be part of vect_analyze_operations).
3382 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3383 creating the guard condition, as the number of iterations may be
3385 (slpeel_tree_peel_loop_to_edge): Use new name of
3386 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3387 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3388 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3389 (vect_do_peeling_for_alignment): Use fold.
3390 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3392 (vect_update_inits_of_dr): Renamed to
3393 vect_update_init_of_dr.
3394 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3395 (vectorizable_store): Fix assertion to use == instead of =.
3397 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3399 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3400 call_used_regs for wCG registers.
3402 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3404 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3405 for non-offsettable memory references to cope with outstanding reload
3406 replacements, take 2.
3408 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3411 * config/i386/i386.h (x86_fisttp): New.
3412 (TARGET_FISTTP): New macro.
3413 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3414 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3415 instruction when fisttp flag is set.
3416 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3418 * config/i386/i386.md (type attribute): Add fisttp.
3419 (unit attribute): Set to i387 for fisttp type.
3420 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3421 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3423 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3424 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3426 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3427 patterns for TARGET_FISTTP. Enable patterns for
3428 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3429 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3430 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3431 implement fisttp x87 insn.
3432 (fix_trunc*_i387_fisttp splitters): New patterns.
3433 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3434 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3435 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3437 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3438 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3439 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3440 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3441 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3442 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3443 Disable patterns for TARGET_FISTTP.
3444 (fix_trunc*_i387 splitters): Implement usign mode macros.
3445 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3446 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3447 (fix_trunx*_sse peephole2s): Implement using mode macros.
3449 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3451 PR rtl-optimization/20291
3452 * combine.c (try_combine): If splitting fails, re-try with
3453 original combined pattern, i.e. before clobber stripping.
3455 2005-03-14 Eric Christopher <echristo@redhat.com>
3457 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3458 STACK_GROWS_DOWNWARD.
3460 2005-03-14 Roger Sayle <roger@eyesopen.com>
3462 * real.h (struct real_format): Split the signbit field into two
3463 two fields, signbit_ro and signbit_rw.
3464 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3465 mips_double_format, ieee_extended_motorola_format,
3466 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3467 ieee_extended_intel_128_format, ibm_extended_format,
3468 mips_extended_format, ieee_quad_format, mips_quad_format,
3469 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3470 i370_double_format, c4x_single_format, c4x_extended_format,
3471 real_internal_format): Update initializers for new field.
3472 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3473 real_format structure.
3474 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3475 field of the real_format structure.
3477 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3479 Fix PR tree-optimization/20458
3481 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3482 DECL_EXTERNAL on STRUCT_FIELD tags.
3483 (clear_call_clobbered): Ditto.
3484 * tree-ssa-operands.c (note_addressable): Make sure the original
3485 variable doesn't slip into the addressable list if we have
3487 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3490 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3492 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3493 (-fwide-exec-charset): Likewise.
3494 (-finput-charset): Likewise.
3495 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3496 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3497 * c.opt (Wnormalized): New.
3499 2005-03-14 Devang Patel <dpatel@apple.com>
3501 * doc/invoke.texi: Add reference to Visibility document.
3503 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3505 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3506 MASK_SPLIT_ADDRESSES.
3507 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3508 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3509 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3510 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3511 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3512 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3513 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3514 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3515 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3516 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3517 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3518 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3519 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3520 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3521 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3522 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3523 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3524 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3525 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3526 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3527 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3528 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3529 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3530 (TARGET_EXPLICIT_RELOCS): Delete.
3531 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3532 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3533 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3534 (override_options): Set MASK_LONG64 if -mint64 is given and no
3535 -mlongXX option is. Complain about -mint64 -mlong32.
3536 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3537 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3538 * config/mips/mips.opt: New file.
3540 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3542 * config.gcc (extra_options): New variable for listing option files.
3543 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3544 * configure.ac (extra_opt_files): New AC_SUBST variable.
3545 (tm_file_list, tm_include_list): Include options.h first.
3546 * configure: Regenerate.
3547 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3548 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3549 (s-options-h): New rule.
3550 (options.h): Depend on it.
3551 (TEXI_GCCINT_FILES): Add options.texi.
3552 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3553 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3554 * target.h (gcc_target): Add default_target_flags and handle_option.
3555 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3556 (TARGET_HANDLE_OPTION): New macros.
3557 (TARGET_INITIALIZER): Include them.
3558 * opt-functions.awk (opt_args, nth_arg): New functions.
3559 (switch_flags): Handle the "Target" flag.
3561 (var_name): Use opt_args and nth_arg.
3562 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3563 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3564 macros for the "Mask" and "InverseMask" options.
3565 * opts.h (cl_var_cond): New enum.
3566 (cl_option): Replace the "has_set_value" and "set_value" fields with
3567 "var_cond" and "var_value".
3568 (CL_TARGET): New macro.
3569 (option_enabled, print_filtered_help): Declare.
3570 (decode_options): Move definition.
3571 * opts.c (handle_option): Search for the original option before
3572 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3573 var_cond and var_value fields. Use targetm.handle_option to handle
3575 (decode_options): Set target_flags to targetm.default_target_flags.
3576 (print_filtered_help): Make global. Handle CL_TARGET.
3577 (option_enabled): New function.
3578 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3579 (display_target_options, set_target_switch, print_switch_values)
3580 (default_pch_valid_p): Guard uses of target_switches with
3581 #ifdef TARGET_SWITCHES. Also...
3582 (display_target_options): Display the CL_TARGET entries in cl_options.
3583 (set_target_option): Don't complain about the "" option when
3584 TARGET_SWITCHES is undefined.
3585 (print_switch_values): Use option_enabled.
3586 (default_pch_valid_p): Check cl_options[] when looking for something
3587 that has changed the value of target_flags.
3588 * c.opt: Remove documentation from top of file.
3589 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3590 * doc/sourecebuild.texi: Refer to the new options documentation
3591 instead of c.opt. Document machine-specific .opt files.
3592 * doc/tm.texi (target_flags): Say that this variable is declared
3594 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3595 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3597 * doc/options.texi: New file.
3599 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3602 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3605 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3608 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3609 temporary variable of pointer type if an lvalues is required.
3610 (gimplify_modify_expr_rhs): Request an rvalue from it.
3611 (gimplify_expr): Pass fallback on.
3613 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3615 * cfgbuild.c: Update comments.
3617 2005-03-14 Roger Sayle <roger@eyesopen.com>
3619 PR rtl-optimization/17236
3620 * optabs.c (expand_doubleword_mult): New helper function split out
3621 from expand_binop. Permute the order in which instructions are
3622 emitted to minimize the number of simultaneously live registers.
3623 (expand_binop): Call expand_doubleword_mult to synthesize a double
3624 word multiplication.
3626 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3628 * basic-block.h: Update the prototypes of cached_make_edge and
3630 * cfg.c (cached_make_edge): Take edge_cache representing one
3631 row of the adjacency matrix of edges.
3632 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3633 (make_edges): Initialize edge_cache to represent one row of
3634 the adjacency matrix of edges.
3636 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3638 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3640 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3641 Remove unused removed_phis variable.
3642 (conditional_replacement): Use build1/build2.
3643 (abs_replacement): Use last_and_only_stmt and build1/build2.
3645 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3647 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3648 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3649 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3650 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3651 * c-common.c (handle_novops_attribute): New function.
3652 (c_common_attribute_table): Add "no vops" entry.
3653 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3654 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3655 * tree-ssa-operands.c (get_call_expr_operands): Do not
3656 create virtual operands for calls with ECF_NOVOPS flag.
3657 * tree.h (DECL_IS_NOVOPS): New macro.
3658 (struct tree_decl): Add novops_flag.
3659 (ECF_NOVOPS): New constant.
3661 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3664 * config/i386/i386.c (x86_use_himode_fiop): New.
3665 (x86_use_simode_fiop): Rename from x86_use_fiop.
3666 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3667 (TARGET_USE_HIMODE_FIOP): New.
3668 (x86_use_simode_fiop): Rename from x86_use_fiop.
3669 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3671 * config/i386/i386.md (X87MODEI12): New mode macro define.
3672 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3673 to implement x87 FP compare with HImode input operands.
3674 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3675 Use X87MODEI12 mode macro to handle HImode input operands.
3676 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3677 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3678 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3679 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3680 macro to implement x87 operators with HImode input operands.
3681 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3684 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3686 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3688 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3689 constants invariant.
3691 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3693 * basic-block.h (BB_VISITED): Removed.
3694 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3696 2005-03-14 Falk Hueffner <falk@debian.org>
3699 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3701 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3703 * ggc-zone.c: Fix comment typos.
3705 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3706 stringpool.c, config/mips/mips-protos.h: Update copyright.
3708 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3710 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3711 throughout with its typedef, "rtx".
3712 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3713 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3714 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3715 regs in comment to match code.
3717 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3719 * except.c (check_handled): Make it static.
3720 * except.h: Remove the corresponding prototype.
3722 * function.c (get_func_frame_size): Make it static.
3723 * function.h: Remove the corresponding type.
3725 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3727 * hard-reg-set.h: Remove the corresponding declarations.
3729 * tree-cfg.c (verify_stmts): Check that
3730 bb_for_stmt (stmt) == bb for every PHI node and statement.
3732 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3734 * config.gcc: Remove excess indentation.
3735 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3737 2005-03-13 Roger Sayle <roger@eyesopen.com>
3740 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3741 * fold-const.c (fold_sign_changed_comparison): Likewise.
3742 (fold_binary): Optimize comparisons against widened operands if
3743 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3745 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3747 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3748 (sparc_override_options): Initialize it.
3749 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3751 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3753 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3754 (reg_or_none500mem_operand): New predicate.
3755 (zero_reg_mem_operand): New predicate.
3756 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3757 to reg_or_none500mem_operand.
3758 (extendsfdf2_fpr): Add MEM alternative.
3759 (extenddftf2_internal): Change operand2 predicate to
3760 zero_reg_mem_operand.
3762 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3764 * ggc-zone.c: Rewritten.
3766 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3768 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3769 * config.in: Regenerated.
3770 * configure: Regenerated.
3771 * gengtype.c (write_types_process_field, write_func_for_structure):
3772 Pass new argument to gt_pch_note_object.
3773 * ggc-common.c (struct ptr_data): Add TYPE.
3774 (gt_pch_note_object): Take TYPE argument and save it.
3775 (call_count): Update call to ggc_pch_count_object.
3776 (call_alloc): Update call to ggc_pch_alloc_object.
3777 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3779 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3780 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3781 (ggc_alloc_zone_stat): Delete.
3782 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3783 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3784 (ggc_pch_alloc_object): Update prototypes.
3785 (garbage_zone): Delete.
3786 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3787 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3789 (tree_id_zone): New variable.
3790 (ggc_alloc_cleared_zone): Remove unused.
3791 (ggc_alloc_zone): Define.
3792 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3793 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3794 ggc_alloc_zone_stat.
3795 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3796 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3797 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3798 (make_node_stat): Likewise. Use tree_id_zone.
3800 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3801 Joseph S. Myers <joseph@codesourcery.com>
3803 * configure.ac: Check for MIPS TLS.
3804 * configure: Regenerated.
3805 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3806 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3807 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3808 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3809 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3810 (mips_classify_symbol, mips_symbolic_constant_p)
3811 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3812 (mips_tls_operand_p, mips_call_tls_get_addr)
3813 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3814 (mips_tls_symbol_ref_1): New functions.
3815 (mips_legitimize_address, mips_legitimize_const_move): Call
3816 mips_legitimize_tls_address.
3817 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3819 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3820 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3821 (mips_char_to_class): Document V1_REG.
3822 (HAVE_AS_TLS): Provide default.
3823 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3825 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3827 (tls_get_tp_<mode>): New instruction.
3829 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3831 * configure.ac: Update checks for target tools.
3832 * configure: Regenerated.
3834 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3836 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3838 2005-03-13 Roger Sayle <roger@eyesopen.com>
3840 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3841 more classes of DImode multiplication by constant. Allow both
3842 multiplication by small negative constants (by performing a
3843 multiplication by a positive constant and negating the result) and
3844 multiplications by large powers of two, by using a left shift.
3846 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3848 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3849 of basic blocks into work_stack.
3851 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3852 config/mips/vr.h: Update copyright.
3854 * c-decl.c (c_init_decl_processing): Remove useless calls to
3855 build_function_type.
3857 * builtins.c (fold_trunc_transparent_mathfn,
3858 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3859 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3860 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3861 fold_builtin_strcpy, fold_builtin_strncpy,
3862 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3865 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3868 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3869 variable determinant.
3871 * tree-cfg.c (group_case_labels): Remove local variable type.
3873 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3876 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3879 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3882 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3883 (*movmemqi_insn): Delete.
3884 (*movmemhi): Delete.
3886 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3888 * builtins.c (fold_builtin_classify): Take decomposed
3889 arguments of CALL_EXPR.
3890 (fold_builtin_1): Update a call to fold_builtin_classify.
3892 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3895 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3896 through into call to parser_xref_tag after parse error.
3897 (c_parser_struct_declaration): Consistently return NULL_TREE on
3900 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3902 * tree-flow-inline.h (ref_contains_array_ref): New function.
3903 (lookup_subvars_for_var): Ditto.
3904 (get_subvars_for_var): Ditto.
3905 (var_can_have_subvars): Ditto.
3907 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3908 (struct subvar): New type.
3910 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3912 * tree-optimize.c (init_tree_optimization_passes): Call
3913 pass_create_structure_vars.
3915 * tree-ssa-alias.c: Include vec.h.
3916 (init_alias_info): Don't auto-clear call clobbered on struct-field
3918 (compute_flow_insensitive_aliasing): Handle subvars.
3919 (group_aliases): Handle STRUCT_FIELD aliases.
3920 (setup_pointers_and_addressables): Ditto.
3921 Don't mark variables non-addressable if they still have
3922 addressable subvars.
3923 Also mark subvars addressable when the real variable is marked
3925 (add_pointed_to_var): Try to prune the pointed-to set by only
3926 pointing to subvars when possible.
3927 Otherwise, make sure we set addresses_needed and pt_vars to
3928 properly include subvars.
3929 (bitpos_of_field): New function.
3930 (push_fields_onto_fieldstack): Ditto.
3931 (get_or_create_used_part_for): Ditto.
3932 (create_overlap_variables_for): Ditto.
3933 (find_used_portions): Ditto.
3934 (create_structure_vars): Ditto.
3935 (pass_create_structure_vars): New structure.
3937 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3938 (get_expr_operands): Handle subvars. Also try to turn
3939 COMPONENT_REF accesses into must-defs now that we can accurately
3941 (note_addressable): Try to only mark as addressable those subvars
3942 we know a COMPONENT_REF touches.
3943 (overlap_subvar): New function.
3945 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3946 Handle subvar storing.
3947 (vect_address_analysis): Update caller of vect_object_analysis.
3949 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3951 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3952 (STMT_VINFO_SUBVARS): New macro.
3954 * common.opts: add flag_tree_salias.
3956 * opts.c (decode_options): flag_tree_salias defaults to on.
3958 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3960 * doc/tree-ssa.texi: Document structural alias analysis.
3962 2005-03-12 Steven Bosscher <stevenb@suse.de>
3964 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3965 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3966 * tree-ssa-operands.c (get_expr_operands): Likewise.
3967 (get_expr_operands): Likewise for ERROR_MARK.
3969 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3971 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3974 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3977 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3978 (mark_operand_necessary): Remove local variable ver.
3980 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3981 variable prefix_len.
3983 * value-prof.c (mod_subtract_transform): Remove local variable
3986 * builtins.c (fold_builtin_exponent): Take decomposed
3987 arguments of CALL_EXPR.
3988 (fold_builtin_1): Update a call to fold_builtin_exponent.
3990 * builtins.c (fold_builtin_logarithm): Take decomposed
3991 arguments of CALL_EXPR.
3992 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3994 * c-decl.c (c_init_decl_processing): Remove local variables
3995 ptr_ftype_void and ptr_ftype_ptr.
3997 * gimplify.c (gimplify_expr): Remove local variables r0 and
4000 * reg-stack.c (move_for_stack_reg): Remove local variable
4002 (compare_for_stack_reg): Remove local variable flags_user.
4003 (convert_regs_1): Remove local variable deleted.
4005 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4007 (combine_blocks): Remove local variables exits and new_e.
4009 * tree-inline.c (expand_call_inline): Remove local variable
4012 * tree-ssa-live.c (create_ssa_var_map,
4013 calculate_live_on_entry): Remove local variable snn.
4015 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4017 * c-lex.c (c_lex_with_flags): Add parameter to call to
4020 2005-03-11 Per Bothner <per@bothner.com>
4022 * c-tree.h (struct c_declarator): New id_loc field.
4023 * c-pragma.h (c_lex_with_flags): Take position reference.
4024 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4025 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4026 (c_lex): Pass dummy location to c_lex_with_flags.
4027 * c-parser.c (c_lex_one_token): Set c_token's location using
4028 c_lex_with_flags, instead of input_location, which might be "ahead".
4029 (c_parser_direct_declarator): Set declarator's id_loc from
4031 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4032 declarator's id_loc, rather than probably-imprecise input_location.
4033 (build_id_declarator): Initialize c_declarator's id_loc field.
4035 2005-03-11 Roger Sayle <roger@eyesopen.com>
4038 * builtins.c (expand_builtin_signbit): Force the signbit's word
4039 into an integer register to avoid SUBREGs of floating point modes.
4041 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4043 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4044 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4045 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4046 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4048 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4050 PR rtl-optimization/20306
4051 * expr.c (emit_move_complex): Set try_int false if mode is
4052 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4053 emit_block_move if try_int is true.
4055 2005-03-11 Richard Henderson <rth@redhat.com>
4058 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4059 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4062 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4064 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4065 (TARGET_FIX_VR4130): New macro.
4066 (TARGET_OPTIONS): Add -mfix-vr4130.
4067 (ISA_HAS_MACCHI): New macro.
4068 (ASM_SPEC): Add -mfix-vr4130.
4069 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4070 (override_options): Handle mips_fix_vr4130_string.
4071 (mips_avoid_hazards): Clear all_noreorder_p
4072 if we're working around VR4130 errata and the macc alternatives
4074 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4075 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4076 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4077 (MULTILIB_DEFAULTS): Remove leading "march=".
4078 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4079 if no architecture option is given.
4080 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4082 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4083 * doc/invoke.texi: Document -mfix-vr4130.
4085 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4087 * config/mips/mips.c (override_options): Only warn about -mint64
4088 deprecation if TARGET_INT64.
4090 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4093 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4094 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4095 are non-specific regarding the nonnull parameter positions.
4096 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4097 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4098 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4099 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4101 * builtins.def: Use the non-specific "nonnull" attibute lists.
4103 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4105 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4106 single_pred_edge, single_succ, single_pred): Improve comments.
4108 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4110 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4111 single_pred_edge, single_succ, single_pred): New inline functions.
4112 * bb-reorder.c (rotate_loop, find_traces_1_round,
4113 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4114 duplicate_computed_gotos): Use the single_succ/pred functions.
4115 * cfganal.c (forwarder_block_p): Ditto.
4116 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4117 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4118 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4119 merge_seq_blocks): Ditto.
4120 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4121 * cfglayout.c (fixup_reorder_chain): Ditto.
4122 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4123 canonicalize_loop_headers, verify_loop_structure): Ditto.
4124 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4125 mfb_update_loops, create_preheader, force_single_succ_latches,
4126 create_loop_notes): Ditto.
4127 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4128 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4129 commit_one_edge_insertion, purge_dead_edges,
4130 cfg_layout_can_merge_blocks_p): Ditto.
4131 * except.c (sjlj_emit_function_enter): Ditto.
4132 * flow.c (init_propagate_block_info): Ditto.
4133 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4134 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4135 insert_insn_end_bb): Ditto.
4136 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4137 find_if_case_2): Ditto.
4138 * lambda-code.c (perfect_nestify): Ditto.
4139 * lcm.c (optimize_mode_switching): Ditto.
4140 * loop-doloop.c (doloop_modify): Ditto.
4141 * loop-init.c (loop_optimizer_init): Ditto.
4142 * loop-iv.c (simplify_using_initial_values): Ditto.
4143 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4144 * loop-unswitch.c (unswitch_loop): Ditto.
4145 * modulo-sched.c (generate_prolog_epilog): Ditto.
4146 * predict.c (combine_predictions_for_insn, estimate_probability,
4147 tree_estimate_probability, last_basic_block_p,
4148 estimate_bb_frequencies): Ditto.
4149 * profile.c (branch_prob): Ditto.
4150 * regrename.c (copyprop_hardreg_forward): Ditto.
4151 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4152 * tracer.c (layout_superblocks): Ditto.
4153 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4154 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4155 cleanup_control_expr_graph, disband_implicit_edges,
4156 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4157 tree_verify_flow_info, tree_make_forwarder_block,
4158 tree_forwarder_block_p, remove_forwarder_block,
4159 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4160 * tree-if-conv.c (tree_if_conversion): Ditto.
4161 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4162 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4163 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4164 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4165 copy_loop_headers): Ditto.
4166 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4167 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4168 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4169 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4170 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4171 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4172 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4173 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4174 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4175 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4176 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4177 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4178 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4179 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4180 slpeel_add_loop_guard): Ditto.
4182 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4184 PR tree-optimization/15784
4185 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4188 * stmt.c (expand_case): Don't change index_type. Convert minval
4191 PR tree-optimization/20130
4192 * fold-const.c (fold): Fold x * -1 into -x.
4194 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4196 PR rtl-optimization/20331
4197 * rtlanal.c (modified_between_p): Check its address first for MEM.
4198 (modified_in_p): Likewise.
4200 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4202 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4204 2005-03-10 Steven Bosscher <stevenb@suse.de>
4206 * expr.c (expand_expr_real_1): If possible, use a conditional
4207 move for expanding MIN_EXPR and MAX_EXPR.
4208 Use temp for moving around rtx-en.
4210 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4213 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4216 2005-03-10 Roger Sayle <roger@eyesopen.com>
4218 * builtins.c (expand_builtin_signbit): Extend to handle floating
4219 point modes wider than the largest integer type, using the
4220 operand_subword_force function to obtain the signbit's word.
4222 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4225 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4226 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4228 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4230 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4232 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4234 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4236 (perform_edge_inserts): Unconditionally call
4237 free_dominator_info.
4239 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4241 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4243 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4245 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4247 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4249 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4251 (rtl_register_value_prof_hooks,
4252 tree_value_profile_transformations,
4253 tree_register_value_prof_hooks): Likewise.
4254 * var-tracking.c (stack_adjust_offset_pre_post,
4255 variable_htab_free, variable_union, dataflow_set_different_2,
4256 count_uses, variable_was_changed, set_frame_base_location,
4257 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4258 vt_add_function_parameters): Likewise.
4259 * varasm.c (named_section_real, named_section, make_decl_rtl,
4260 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4261 const_hash_1, compare_constant, copy_constant, force_const_mem,
4262 output_constant_pool_2, output_constant_pool_1, output_constant,
4263 output_constructor, make_decl_one_only, decl_tls_model,
4264 default_no_named_section, default_elf_select_section_1,
4265 default_unique_section_1): Likewise.
4266 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4267 * vmsdbgout.c (addr_const_to_string): Likewise.
4270 * function.c (struct assign_parm_data_one): Remove last_named
4272 (assign_parm_find_data_types): Don't determine last_named.
4273 Reorder named_parm determination.
4274 (assign_parms): Only setup varargs on the last non-varadic
4277 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4279 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4280 sda base address on medium model.
4282 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4284 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4285 * cfgloop.c (flow_loop_nodes_find): Export.
4286 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4288 * cfgloopmanip.c (fix_loop_structure): New function.
4289 * predict.c (predict_loops): Clean up the loops information.
4290 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4291 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4293 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4294 (rewrite_into_loop_closed_ssa): Declaration changed.
4295 * tree-loop-linear.c (linear_transform_loops): Add argument to
4296 rewrite_into_loop_closed_ssa call.
4297 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4298 * tree-ssa-loop-im.c (move_computations): Ditto.
4299 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4300 * tree-vectorizer.c (vectorize_loops): Ditto.
4301 * tree-optimize.c: Include cfgloop.h.
4302 (execute_todo): Choose whether to call cleanup_tree_cfg or
4303 cleanup_tree_cfg_loop.
4304 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4305 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4306 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4307 cleanup_tree_cfg_loop call.
4308 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4309 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4310 work on part of cfg.
4312 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4315 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4316 with multiple alternatives.
4318 * stmt.c (parse_output_constraint): Fix a typo.
4320 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4322 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4323 assembly directive instead of deprecated "no-generics".
4325 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4327 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4328 for non-offsettable memory references to cope with outstanding reload
4330 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4331 avoid losing outstanding address reloads.
4332 ("reload_outdi", "reload_outdf"): Likewise.
4334 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4336 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4337 code. Add more cbrt transformations.
4339 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4341 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4343 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4345 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4346 NULL_TREE when a given tree is not simplified.
4347 (fold): Return the original tree when any of the functions
4348 mentioned above NULL_TREE.
4350 * fold-const.c (fold_unary, fold_binary): Take decomposed
4351 arguments, code, type, op0, and op1 in case of fold_binary.
4352 (fold): Update calls to fold_unary and fold_binary.
4354 2005-03-09 Roger Sayle <roger@eyesopen.com>
4356 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4357 a fndecl and an arglist instead of a CALL_EXPR, exp.
4359 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4361 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4363 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4365 * expr.c (expand_assignment): Remove orig_to_rtx.
4367 * fold-const.c (int_const_binop): Remove no_overflow.
4369 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4371 * loop-iv.c (get_biv_step_1): Remove lhs.
4373 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4375 * real.c (real_nan): Remove neg.
4377 * function.c (thread_prologue_and_epilogue_insns): Remove i
4380 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4383 * tree-eh.c (tree_could_trap_p): Remove idx.
4385 * tree-into-ssa.c (ann): Remove ann.
4387 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4389 * tree-sra.c (decide_block_copy): Remove inst_count.
4391 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4393 * tree-ssa-loop-im.c (lhs): Remove.
4395 * cfgbuild.c (state, STATE, SET_STATE,
4396 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4398 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4399 (find_basic_blocks): Set the state of each basic block to
4402 2005-03-08 Jeff Law <law@redhat.com>
4404 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4405 goto results in the removal of edges in the CFG, then we need
4406 to recompute dominators.
4408 2005-03-09 Ben Elliston <bje@au.ibm.com>
4410 * c-common.c (c_do_switch_warnings): Comment fix.
4412 2005-03-08 Julian Brown <julian@codesourcery.com>
4414 * Patch from 2005-03-08 reverted for causing regressions and
4415 ppc-darwin bootstrap failure.
4417 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4419 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4420 Define the real function for ppc-darwin.
4421 * c-typeck.c (convert_arguments): Check for target-specific
4422 invalid argument call to unprototyped function.
4423 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4425 * target.h (invalid_arg_for_unprototyped_fn): New field
4427 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4428 default target hook.
4429 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4432 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4434 * c-typeck.c (constructor_stack, constructor_range_stack,
4435 initializer_stack): Make them static.
4437 * cfg.c (rbi_pool): Make it static.
4439 * gimple-low.c (lower_stmt_body): Make it static.
4440 * tree-flow.h: Remove the corresponding prototype. Don't
4443 * sched-deps.c (cache_size): Make it static.
4445 * stor-layout.c (lang_adjust_rli): Make it static.
4447 2005-03-08 Julian Brown <julian@codesourcery.com>
4449 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4450 from being used for symbols with vague linkage when
4451 HAVE_GAS_COMDAT_GROUP is true.
4453 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4455 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4456 nlabel == JUMP_LABEL (jump).
4458 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4460 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4461 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4462 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4463 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4465 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4468 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4469 * c-common.c (handle_returns_twice): New function.
4470 (c_common_attribute_table): Declare eturns_twice' attribute.
4471 * doc/extend.texi: Document eturns_twice' attribute.
4472 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4473 (struct tree_decl): Add returns_twice_flag.
4475 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4477 * tree-ssa-phiopt.c: Fix a comment typo.
4479 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4480 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4481 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4484 2005-03-08 Richard Henderson <rth@redhat.com>
4486 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4487 builtin codes with ctzdi2, clzdi2, popcountdi2.
4488 (struct alpha_builtin_def): Add is_const.
4489 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4490 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4491 (alpha_init_builtins): Init them. Set nothrow and const attributes
4493 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4494 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4495 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4496 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4497 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4498 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4499 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4500 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4501 (TARGET_FOLD_BUILTIN): New.
4502 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4503 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4505 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4507 2005-03-08 Ira Rosen <irar@il.ibm.com>
4509 PR tree-optimization/20122
4510 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4511 condition of access function instead of base.
4513 2005-03-07 Jeff Law <law@redhat.com>
4514 Steven Bosscher <stevenb@suse.de>
4516 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4517 (find_taken_edge): Call find_taken_edge_computed_goto as
4518 appropriate. Allow any gimple invariant rather than just
4519 INTEGER_CST for VAL.
4520 (cleanup_control_flow): Cleanup a computed goto which has turned
4522 (tree_merge_blocks): If block B has any forced labels, move
4523 them to the start of block A.
4524 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4525 computed gotos as well.
4526 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4527 removal of unnecessary computed gotos too.
4528 (lookup_redirection_data): Fix type of INSERT argument. Callers
4531 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4533 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4534 Remove trailing spaces.
4536 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4537 unshare_all_trees): Make them static.
4538 * tree-gimple.h: Remove the corresponding prototypes.
4540 * diagnostic.h: Remove unused prototype
4541 debug_output_buffer.
4542 * modulo-sched.c: Remove unused prototype
4543 set_row_column_for_ps.
4545 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4546 replace_phi_edge_with_variable): Remove unused variable i.
4548 2005-03-07 Per Bothner <per@bothner.com>
4550 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4552 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4555 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4556 bbs on the COND_EXPR instead of the PHI_NODEs.
4557 (candidate_bb_for_phi_optimization): Remove.
4558 (replace_phi_with_stmt): Rename to ...
4559 (replace_phi_edge_with_variable): this and change so that we
4560 replace the phi argument instead of removing the PHI.
4561 (conditional_replacement): Change so we deal with PHI with more
4563 (value_replacement): Likewise.
4564 (abs_replacement): Likewise.
4566 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4568 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4569 output_e500_flip_gt_bit.
4571 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4573 (rs6000_generate_compare): Fix logic to look at the correct bits.
4574 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4576 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4577 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4578 gen_move_from_CR_gt_bit.
4580 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4581 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4582 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4584 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4585 (E500_CR_IOR_COMPARE): New constant.
4587 2005-03-08 Earl Chew <earl_chew@agilent.com>
4588 David Billinghurst <David.Billinghurst@riotinto.com>
4590 * config/i386/host-cygwin.c: New file to support precompiled
4592 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4593 * config.host: Use above files for cygwin host.
4595 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4597 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4598 ordering ops from earlier change.
4600 2005-03-07 Per Bothner <per@bothner.com>
4602 Various fixes to allow us to again build if --enable-mapped-location:
4603 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4604 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4605 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4606 local variable loc. Change logic appropriately.
4607 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4608 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4609 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4610 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4611 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4613 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4615 PR rtl-optimization/19683
4616 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4617 number of bytes, to smallest_int_for_mode. Fix arguments to
4618 REG_CANNOT_CHANGE_MODE_P.
4620 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4622 * reorg.c (relax_delay_slots): Check that the jump is
4623 conditional before trying to invert it.
4625 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4627 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4630 * calls (stack_arg_under_construction): Make it static.
4632 * flow.c (regs_live_at_setjmp): Make it static.
4633 * flow.h: Remove the corresponding prototype.
4635 * reload1.c (reload_startobj, reload_firstobj,
4636 something_needs_operands_changed, reload_inherited,
4637 reload_inheritance_insn, reload_override_in,
4638 reload_spill_index): Make them static.
4640 * recog.c (verify_changes): Make it static.
4641 * recog.h: Remove the corresponding prototype.
4643 * cfgbuild.c (find_sub_basic_blocks): Remove.
4644 * basic-block.h: Remove the corresponding prototype.
4645 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4647 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4649 * tree-ssa-operands.c (check_build_stmt): Remove.
4651 * stor-layout.c (set_alignment): Remove.
4652 * tree.h: Remove the corresponding prototype.
4654 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4656 * tree-ssa-dce.c (control_dependence_map,
4657 visited_control_parents): Make them static.
4659 * cfghooks.c (verify_flow_info): Remove local variable
4662 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4665 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4667 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4669 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4671 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4673 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4674 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4675 PARALLEL for an empty structure.
4677 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4679 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4681 * fold-const.c (fold_binary): Unroll the very first "for"
4684 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4686 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4687 redundant match_code test.
4688 (scc_comparison_operator): Swap match_operand and match_code
4690 (branch_positive_comparison_operator): Same.
4691 (trap_comparison_operator): Use comparison_operator and swap with
4694 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4697 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4698 (out_movhi_r_mr): Read low byte of volatile MEM first.
4699 (out_movhi_mr_r): Write high byte of volatile MEM first.
4701 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4703 * cselib.c (reg_values, reg_values_size): Make them static.
4705 * cse.c (cse_reg_info_table): Make it static.
4707 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4709 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4711 * cse.c (find_best_addr): Use canon_for_address.
4713 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4715 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4716 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4717 SUBREG and MEM, respectively.
4719 * fold-const.c (fold_binary): Use code instead of t.
4721 * fold-const.c (optimize_minmax_comparison): Take decomposed
4722 arguments code, type, op0, and op1 instead of t.
4723 (fold_binary): Update a call to optimize_minmax_comparison.
4725 * fold-const.c (fold_range_test): Take decomposed arguments
4726 code, type, op0, and op1 instead of t.
4727 (fold_binary): Update a call to fold_range_test.
4729 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4730 decomposed arguments code, type, op0, and op1 instead of t.
4731 (fold_binary): Update a call to fold_range_test.
4733 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4735 * fold-const.c (fold_binary): Avoid directly using the original
4736 expression t as much as possible.
4738 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4740 * c-semantics.c (build_stmt): Use TYPE_P instead of
4741 IS_NON_TYPE_CODE_CLASS.
4742 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4743 (NON_TYPE_CHECK): Use TYPE_P instead of
4744 IS_NON_TYPE_CODE_CLASS.
4746 * fold-const.c (fold): Remove handling of binary expressions.
4748 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4750 * doc/c-tree.texi: Wrap comments in @r{}.
4751 * doc/cpp.texi: Likewise.
4752 * doc/cppinternals.texi: Likewise.
4753 * doc/extend.texi: Likewise.
4754 * doc/md.texi: Likewise.
4755 * doc/objc.texi: Likewise.
4756 * doc/sourcebuild.texi: Likewise.
4757 * doc/tm.texi: Likewise.
4760 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4762 * predict.c (apply_return_prediction): Standardize PHI chain
4764 * tree-ssa.c (ssa_redirect_edge): Likewise.
4766 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4767 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4770 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4771 * tree-flow.h: Adjust the prototype for remove_phi_node.
4772 * lambda-code.c (perfect_nestify): Adjust a call to
4775 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4776 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4778 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4779 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4780 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4781 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4783 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4784 of GEN_INT (trunc_int_for_mode (...)).
4785 * loop-iv.c (iv_number_of_iterations): Likewise.
4786 * postreload.c (reload_cse_move2add): Likewise.
4787 * simplify-rtx.c (simplify_const_unary_operation,
4788 simplify_const_binary_operation): Likewise.
4789 * stor-layout.c (get_mode_bounds): Likewise.
4791 * fold-const.c (fold_binary): New.
4792 (fold): Call fold_binary on binary expressions.
4794 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4796 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4797 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4798 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4799 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4800 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4802 2005-03-04 Devang Patel <dpatel@apple.com>
4804 PR tree-optimization/18815
4805 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4806 loops with zero exit edges.
4808 2005-03-04 Devang Patel <dpatel@apple.com>
4810 * doc/invoke.texi: Remove reference to webpage that does not exist.
4812 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4813 Joseph S. Myers <joseph@codesourcery.com>
4816 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4817 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4818 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4819 * pa.c (get_plabel): Change argument to symbol_ref. Call
4820 maybe_get_identifier instead of get_identifier.
4821 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4822 (struct deferred_plabel): Replace name field with symbol field.
4823 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4824 ASM_OUTPUT_EXTERNAL_REAL is defined.
4825 (output_global_address): Use output_addr_const for output of all
4827 (output_deferred_plabels): Use symbol_ref instead of name for address
4829 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4830 ASM_OUTPUT_SYMBOL_REF): New macros.
4831 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4833 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4836 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4838 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4839 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4841 2005-03-04 Jeff Law <law@redhat.com>
4843 * basic-block.h (rediscover_loops_after_threading): Declare.
4844 * tree-ssa-dom.c: Include cfgloop.h.
4845 (tree_ssa_dominator_optimize): Discover loops and some basic
4846 properties. Remove forwarder blocks recreated by loop header
4847 canonicalization. Also mark backedges in the CFG.
4848 * tree-ssa-threadupdate.c: Include cfgloop.h
4849 (rediscover_loops_after_threading): Define.
4850 (struct local_info): New field, JUMP_THREADED.
4851 (prune_undesirable_thread_requests): New function.
4852 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4853 then record that fact for the callers of redirct_edges.
4854 (thread_block): If BB has incoming backedges, then call
4855 prune_undesirable_thraed_requests. Note when we are
4856 going to have to rediscover loop information. Return a
4857 boolean indicating if any jumps were threaded.
4858 (thread_through_all_blocks): Bubble up boolean indicating
4859 if any jumps were threaded.
4860 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4861 (tree-ssa-threadupdate.o): Similarly.
4863 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4865 * fold-const.c (fold_ternary): Unroll the "for" loop to
4868 2005-03-04 Andrew Haley <aph@redhat.com>
4870 * unwind-dw2-fde-glibc.c (struct
4871 unw_eh_callback_data.check_cache): New field.
4872 (frame_hdr_cache): New.
4873 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4874 Cache frame header info.
4876 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4878 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4879 (print_c_condition): Declare.
4880 * read-rtl.c (ptr_loc): New structure.
4881 (ptr_locs, ptr_loc_obstack, joined_conditions)
4882 (joined_conditions_obstack): New variables.
4883 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4884 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4885 (join_c_conditions, print_c_condition): New functions.
4886 (apply_macro_to_string): Associate the new string with the same
4887 source location as the old one.
4888 (add_condition_to_string): Use join_c_conditions.
4889 (read_string): Use set_rtx_ptr_loc to record a filename and line
4890 number for the string.
4891 (read_rtx): Initialize the new variables above.
4892 * genattrtab.c (write_test_expr, write_attr_value): Use
4894 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4895 comment above the GCC_VERSION check.
4896 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4897 Inline the definition of MAYBE_EVAL.
4898 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4899 * genoutput.c (process_template): Likewise.
4900 * genpreds.c (write_predicate_subfunction): Likewise.
4901 (write_predicate_expr): Use print_c_condition.
4902 * genrecog.c (write_cond): Likewise.
4903 * gensupport.c (process_rtx): Use join_c_conditions to join the
4904 conditions of a define_insn_and_split. Record a source location
4905 for the string after the "&&".
4906 (alter_test_for_insn): Use join_c_conditions.
4908 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4911 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4912 PR tree-optimization/15784
4913 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4916 2005-03-04 Ben Elliston <bje@au.ibm.com>
4918 * gcc.c (option_map): Add --coverage.
4919 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4920 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4921 * config/darwin.h: Pass -lgcov for `coverage'.
4922 * doc/invoke.texi (Debugging Options): Document --coverage.
4924 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4926 * gcse.c (bypass_block): Use find_edge wherever possible.
4928 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4932 * c-opts.c (c_common_parse_file): Call start_source_file
4933 and end_source_file at the approriate times.
4935 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4936 the main file, it will be done for us now.
4938 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4940 * fold-const.c (fold_ternary): New.
4941 (fold): Call fold_ternary on ternary expressions. Remove
4942 handling of ternary expressions.
4944 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4946 PR tree-optimization/15784
4947 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4950 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4952 * config/rs6000/predicates.md (branch_comparison_operator):
4953 Convert from C block to conditional format.
4955 2005-03-03 Jan Hubicka <jh@suse.cz>
4957 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4958 and non-constant public variables.
4960 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4962 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4965 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4968 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4969 calls to release_ssa_name and release_phi_node.
4971 * fold-const.c (fold): Remove handling of unary expressions.
4973 * fold-const.c (fold_unary): Avoid directly using the original
4974 expression t as much as possible.
4976 2005-03-03 Roger Sayle <roger@eyesopen.com>
4977 Andrew Pinski <pinskia@physics.uc.edu>
4979 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4980 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4982 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4984 Describe special registers SRP and MOF as allocatable registers.
4985 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4986 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4987 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4988 TARGET_HAS_MUL_INSNS.
4989 (cris_print_operand) <case 'd'>: New case.
4990 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4991 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4993 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4994 (REG_ALLOC_ORDER): Update for MOF.
4995 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4997 (GENERAL_REGS): No longer a define of ALL_REGS.
4998 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4999 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5001 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5002 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5003 (SECONDARY_RELOAD_CLASS): Define.
5004 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5005 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5006 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5007 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5008 (REGISTER_MOVE_COST): Define.
5009 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5010 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5011 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5012 (CRIS_MOF_REGNUM): New define_constants.
5013 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5015 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5017 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5018 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5019 Adjust for MOF being properly described as a register.
5020 (indir_to_reg_split): Name this split. Conditionalize on the
5021 destination register being a general register.
5022 (movei): Conditionalize on on operands 0 and 1 having the same
5025 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5028 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5029 -mcpu to override any other explicitly given flags.
5031 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5033 * recog.c (verify_changes, confirm_change_group): New functions,
5034 broken out of apply_change_group.
5035 (apply_change_group): Use them.
5036 * recog.h (verify_change, confirm_change_group): Declare.
5037 * rtl.h (redirect_jump_2): Declare.
5038 * jump.c (redirect_exp, invert_exp): Delete.
5039 (invert_exp_1): Take second parameter. Return value. Changed caller.
5040 (redirect_jump_2): New function, broken out of redirect_jump.
5041 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5042 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5043 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5045 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5047 * varasm.c (named_section): Use xstrdup rather than doing it by
5050 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5052 2005-03-02 Devang Patel <dpatel@apple.com>
5054 Undo PR tree-optimization/18815 fix.
5056 2005-03-02 Devang Patel <dpatel@apple.com>
5058 PR tree-optimization/18815
5059 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5060 loops with zero exit edges.
5062 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5064 * cfg.c (connect_src, connect_dest, disconnect_src,
5065 disconnct_dest): New.
5066 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5067 redirect_edge_pred): Use the new functions.
5069 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5070 free_dominance_info only when needed.
5072 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5075 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5076 (reg_or_sub_cint64_operand): Same.
5078 2005-03-02 Jeff Law <law@redhat.com>
5080 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5081 CFG_ALTERED in the main DOM iteration loop.
5083 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5086 * varasm.c (initializer_constant_valid_p): Allow conversions
5087 between OFFSET_TYPEs. Tidy.
5089 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5091 * config/cris/cris.md ("return"): Remove epilogue delay list
5094 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5096 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5098 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5100 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5102 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5103 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5104 config/m68k/m68k.c, config/mips/mips.h,
5105 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5106 doc/include/gcc-common.texi: Update copyright.
5108 PR middle-end/18029 and PR middle-end/18030
5109 * expr.c (optimize_bitfield_assignment_op): Add a special case
5110 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5112 * fold-const.c (fold_unary): New.
5113 (fold): Call fold_unary on unary expressions.
5115 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5117 * cgraph.h (struct cgraph_edge): Add prev_caller and
5119 (cgraph_node_remove_callees): Export.
5120 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5122 (cgraph_edge_remove_callee): New function.
5123 (cgraph_edge_remove_caller): Likewise.
5124 (cgraph_remove_edge): Use.
5125 (cgraph_redirect_edge_callee): Likewise.
5126 (cgraph_node_remove_callees): New function.
5127 (cgraph_node_remove_callers): Likewise.
5128 (cgraph_remove_node): Use.
5129 * tree-optimize.c (tree_rest_of_compilation): Use
5130 cgraph_node_remove_callees instead of manual loop.
5131 * cgraphunit.c (cgraph_finalize_function): Likewise.
5132 (cgraph_expand_function): Likewise.
5133 (cgraph_remove_unreachable_nodes): Likewise.
5135 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5138 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5140 * c-decl.c (undeclared_variable): Take location as argument.
5141 * c-typeck.c (build_external_ref): Likewise.
5142 * c-parser.c (c_parser_postfix_expression): Pass location of
5143 identifier to build_external_ref.
5145 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5147 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5148 CCEQ mode for branch_positive_comparison_operator test.
5149 * config/rs6000/predicates (branch_comparison_operator): Revert to
5151 (scc_comparison_operator): Same.
5152 (branch_positive_comparison_operator): Same.
5154 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5156 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5157 (cris_delay_slots_for_epilogue): Remove.
5158 (save_last): Move into cris_target_asm_function_epilogue.
5159 (cris_target_asm_function_epilogue): Remove tests for file being
5161 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5162 (cris_delay_slots_for_epilogue): Remove prototypes.
5163 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5164 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5166 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5168 * config/rs6000/predicates.md (branch_comparison_operator): Change
5169 to define_special_predicate.
5170 (scc_comparison_operator): Same.
5171 (branch_positive_comparison_operator): Same.
5173 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5175 * Makefile.in (tree-ssa-sink.o): New.
5176 (OBJS-common): Add tree-ssa-sink.o.
5177 * common.opt: Add -ftree-sink
5178 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5179 * timevar.def (TV_TREE_SINK): new timevar.
5180 * tree-flow.h (is_hidden_global_store): Prototype.
5181 * tree-optimize.c (init_tree_optimization_passes): Add
5183 * tree-pass.h (pass_sink_code): New.
5184 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5185 for non-obvious global store store to is_hidden_global_store, and
5186 call that new function.
5187 * tree-ssa-sink.c: New file.
5188 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5189 * doc/passes.texi: Document forward store motion.
5190 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5191 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5192 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5193 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5195 2005-03-01 Per Bothner <per@bothner.com>
5197 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5198 and we have a non-zero column-number, add it to the message.
5199 Also factor out the diagnostic_kind_text.
5201 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5203 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5204 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5205 flow_loop_scan): Removed.
5206 (flow_loop_dump): Do not dump removed fields.
5207 (flow_loop_free): Do not free removed fields.
5208 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5209 (loop_exit_edge_p): New function.
5210 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5211 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5212 num_exits, exits_doms.
5213 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5214 LOOP_EDGES, LOOP_ALL): Removed.
5215 (flow_loop_scan): Declaration removed.
5216 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5217 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5219 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5220 (if_convert): Call flow_loops_find and flow_loops_free
5221 when calling mark_loop_exit_edges.
5222 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5223 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5224 free_dominance_info calls.
5225 * loop-init.c (flow_loops_find): Ditto.
5226 * passes.c (rest_of_handle_branch_prob): Ditto.
5227 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5228 * loop-unroll.c (analyze_insns_in_loop): Do not use
5230 * predict.c (predict_loops): Do not call flow_loop_scan.
5231 Use get_loop_exit_edges.
5232 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5233 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5234 Do not use EDGE_LOOP_EXIT.
5235 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5236 to bb_with_exit_edge_p.
5237 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5238 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5239 to bb_with_exit_edge_p.
5240 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5242 * tree-loop-linear.c (linear_transform_loops): Do not call
5243 flow_loop_scan. Use loop->single_exit.
5244 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5245 (vect_analyze_loop_form): Do not call flow_loop_scan.
5246 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5248 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5250 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5251 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5252 slpeel_tree_duplicate_loop_to_edge_cfg,
5253 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5254 Use loop_preheader_edge and loop->single_exit. Do not call
5257 2005-03-01 Nick Clifton <nickc@redhat.com>
5259 * config/arm/arm.c (thumb_find_work_register): Check all of the
5260 argument registers to see if they are free, and a couple of
5261 special cases where the last argument register but can be proved
5262 to be available during the function's prologue.
5263 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5264 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5265 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5267 (thumb_compute_save_reg_mask): Likewise. Also use
5268 thumb_find_work_register() to ensure that there is agreement about
5269 which work register is going to be used in the prologue.
5270 (thumb_output_function_prologue): Use unsigned long as the type
5271 for the register bit-mask. Also delay pushing the link register if
5272 other high registers are going to be pushed.
5273 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5274 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5275 redundant prototypes.
5277 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5280 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5281 and after reload in REG+REG indexed addresses without REG_POINTER
5282 set in the base and not set in the index.
5284 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5286 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5287 Don't undefine here.
5288 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5289 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5290 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5291 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5292 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5294 * config.gcc (sh*-*-linux*): Use config/linux.h.
5296 2005-02-28 Dale Johannesen <dalej@apple.com>
5297 Stan Shebs <shebs@apple.com>
5299 Rewrite of 64-bit Darwin structure-by-value pass/return.
5300 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5301 intoffset, use_stack, named.
5302 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5303 (rs6000_darwin64_record_arg_advance_flush): New.
5304 (rs6000_darwin64_record_arg_advance_recurse): New.
5305 (rs6000_darwin64_record_arg_flush): New.
5306 (rs6000_darwin64_record_arg_recurse): New.
5307 (rs6000_darwin64_record_arg): New.
5308 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5309 (function_arg_boundary): Handle 128-bit aligned structs.
5310 (function_arg_advance): Rewrite darwin64 struct handling.
5311 (function_arg): Call rs6000_darwin64_record_arg.
5312 (function_arg_partial_nregs): Handle darwin64 structs.
5313 (rs6000_darwin64_function_value): Remove.
5314 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5316 2005-02-28 Roger Sayle <roger@eyesopen.com>
5318 PR tree-optimization/20216
5319 * tree-chrec.c (tree_fold_factorial): Delete.
5320 (tree_fold_binomial): Change argument list to take a return type
5321 and change the type of K to unsigned int. Rewrite to avoid explicit
5322 evaluation of factorials, and (recursively) calling fold to perform
5323 compile-time arithmetic. Return NULL on (internal) overflow.
5324 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5325 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5326 if any intermediate calculation overflows.
5327 (chrec_apply): Update call to chrec_evaluate.
5329 2005-02-28 James E Wilson <wilson@specifixinc.com>
5331 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5333 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5336 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5337 instead of NULL_TREE on error.
5339 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5341 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5342 (EASY_VECTOR_15_ADD_SELF): Remove.
5343 (num_insns_constant_wide): Not static.
5344 (validate_condition_mode): Not static.
5345 (toc_relative_expr_p): Not static.
5346 (legitimate_indirect_address_p): Not static.
5347 (macho_lo_sum_memory_operand): Not static.
5348 (invalid_e500_subreg): Not static.
5349 (easy_vector_same): Not static.
5350 (easy_vector_splat_const): Not static.
5351 (RS6000_SYMBOL_REF_TLS_P): Remove.
5352 (any_operand): Delete.
5353 (any_parallel_operand): Delete.
5354 (count_register_operand): Delete.
5355 (altivec_register_operand): Delete.
5356 (xer_operand): Delete.
5357 (s8bit_cint_operand): Delete.
5358 (short_cint_operand): Delete.
5359 (u_short_cint_operand): Delete.
5360 (non_short_cint_operand): Delete.
5361 (exact_log2_cint_operand): Delete.
5362 (gpc_reg_operand): Delete.
5363 (cc_reg_operand): Delete.
5364 (cc_reg_not_cr0_operand): Delete.
5365 (reg_or_short_operand): Delete.
5366 (reg_or_neg_short_operand): Delete.
5367 (reg_or_aligned_short_operand): Delete.
5368 (reg_or_u_short_operand): Delete.
5369 (reg_or_cint_operand): Delete.
5370 (reg_or_arith_cint_operand): Delete.
5371 (reg_or_add_cint64_operand): Delete.
5372 (reg_or_sub_cint64_operand): Delete.
5373 (reg_or_logical_cint_operand): Delete.
5374 (got_operand): Delete.
5375 (got_no_const_operand): Delete.
5376 (easy_fp_constant): Delete.
5377 (easy_vector_constant): Delete.
5378 (easy_vector_constant_add_self): Delete.
5379 (zero_constant): Delete.
5380 (zero_fp_constant): Delete.
5381 (volatile_mem_operand): Delete.
5382 (offsettable_mem_operand): Delete.
5383 (mem_or_easy_const_operand): Delete.
5384 (add_operand): Delete.
5385 (non_add_cint_operand): Delete.
5386 (logical_operand): Delete.
5387 (non_logical_cint_operand): Delete.
5388 (mask_operand): Delete.
5389 (mask_operand_wrap): Delete.
5390 (mask64_operand): Delete.
5391 (mask64_2_operand): Delete.
5392 (and64_operand): Delete.
5393 (and64_2_operand): Delete.
5394 (and_operand): Delete.
5395 (reg_or_mem_operand): Delete.
5396 (lwa_operand): Delete.
5397 (symbol_ref_operand): Delete.
5398 (call_operand): Delete.
5399 (current_file_function_operand): Delete.
5400 (input_operand): Delete.
5401 (rs6000_nonimmediate_operand): Delete.
5402 (rs6000_tls_symbol_ref): Delete.
5403 (save_world_operation): Delete.
5404 (restore_world_operation): Delete.
5405 (load_multiple_operation): Delete.
5406 (store_multiple_operation): Delete.
5407 (vrsave_operation): Delete.
5408 (mfcr_operation): Delete.
5409 (mtcrf_operation): Delete.
5410 (lmw_operation): Delete.
5411 (stmw_operation): Delete.
5412 (branch_comparison_operator): Delete.
5413 (branch_positive_comparison_operator): Delete.
5414 (scc_comparison_operator): Delete.
5415 (trap_comparison_operator): Delete.
5416 (boolean_operator): Delete.
5417 (boolean_or_operator): Delete.
5418 (min_max_operator): Delete.
5419 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5420 (EASY_VECTOR_15): Moved to here.
5421 (EASY_VECTOR_15_ADD_SELF): Move to here.
5422 (PREDICATE_CODES): Delete.
5423 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5424 Declare functions no longer static.
5425 * config/rs6000/predicates.md: New.
5426 * config/rs6000/rs6000.md: Include predicates.md
5428 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5430 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5431 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5433 * cfgrtl.c (need_fake_edge_p): Likewise.
5434 * combine.c (distribute_notes): Likewise.
5435 * emit-rtl.c (try_split): Likewise.
5436 * recog.c (peephole2_opimize): Likewise.
5437 * reg-notes.def (ALWAYS_RETURN): Remove.
5438 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5439 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5440 * tree.h (ECF_ALWAYS_RETURN): Remove.
5442 2005-02-28 Roger Sayle <roger@eyesopen.com>
5445 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5446 between different machine modes is never a "useless" conversion.
5448 2005-02-28 Geert Bosch <bosch@gnat.com>
5451 * doc/contrib.texi: List contributors for Ada front end
5453 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5455 * simplify-rtx.c (simplify_unary_operation_1,
5456 simplify_const_unary_operation): New, extracted from...
5457 (simplify_unary_operation): ... this one.
5458 (simplify_binary_operation_1,
5459 simplify_const_binary_operation): New, extracted from...
5460 (simplify_binary_operation): ... this one.
5461 * rtl.h (simplify_const_unary_operation,
5462 simplify_const_binary_operation): Add prototypes.
5464 2005-02-28 Julian Brown <julian@codesourcery.com>
5466 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5467 building libjava and caused PR regression/20228.
5469 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5472 * Makefile.in (host_subdir): New.
5473 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5474 * configure: Regenerate.
5476 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5478 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5479 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5480 installation directory first.
5482 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5485 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5486 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5487 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5488 * config/cris/cris.md: Tweak comments referring to Q.
5489 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5490 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5491 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5492 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5493 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5494 Insert spaces in constraints to align alternatives vertically for
5496 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5499 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5501 PR rtl-optimization/17728
5502 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5503 operand 0 from general_operand to move_dest_operand.
5505 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5507 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5508 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5509 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5510 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5512 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5514 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5515 * configure: Regenerate.
5516 * libada-mk.in: Remove CC; rename
5517 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5519 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5522 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5523 for the lhs, also walk over the tree. Likewise for rhs.
5525 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5527 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5528 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5529 Do not propagate value of iv before increment over the increment.
5531 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5533 * c-parser.c: New file.
5534 * c-parse.in: Remove.
5535 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5537 (c-parser.o): Add dependencies.
5538 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5539 maintainer-clean, TAGS): Update.
5540 * c-config-lang.in (gtfiles): Update.
5541 * gengtype-lex.l: Don't handle "@@".
5542 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5543 objc_build_synchronized, objc_begin_try_stmt,
5544 objc_begin_catch_clause, objc_finish_catch_clause,
5545 objc_build_finally_clause, objc_finish_try_stmt): New.
5546 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5548 (c_parse_init): Update comment.
5549 * c-decl.c (c_init_decl_processing): Update comment.
5550 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5551 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5552 new c_declspecs members.
5554 2005-02-25 Julian Brown <julian@codesourcery.com>
5556 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5557 from being used for symbols with vague linkage when
5558 HAVE_GAS_COMDAT_GROUP is true.
5560 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5562 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5564 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5567 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5568 (LIBGCC2_HAS_DF_MODE): New.
5569 (LIBGCC2_HAS_XF_MODE): New.
5570 (LIBGCC2_HAS_TF_MODE): New.
5571 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5572 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5573 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5574 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5575 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5576 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5577 and add _fixtfdi, _fixunstfdi, _floatditf
5578 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5579 L_fixunstfdi, L_floatditf.
5580 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5581 (LIBGCC2_HAS_TF_MODE): Define.
5583 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5585 PR tree-optimization/20204
5586 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5587 REWRITE_THIS_STMT markers on PHI nodes.
5588 (rewrite_initialize_block): Likewise.
5590 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5592 * version.c (version_string): Update to 4.1.
5594 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5596 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5597 Clarify that the alternative way doesn't work in GNU C++.
5599 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5601 PR tree-optimization/19937
5602 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5603 to the type of the induction variable.
5605 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5607 PR rtl-optimization/20117
5608 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5609 the block including noncopyable insn.
5611 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5613 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5614 calls to find_reg_note.
5616 2005-02-24 Richard Henderson <rth@redhat.com>
5619 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5622 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5624 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5625 vector types if to use base reg for misaligned non-word ld/std.
5627 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5630 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5631 dwarf2 label manually and put it after, not before the prologue.
5633 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5636 * reload.c (operands_match_p): Only increment register number for
5637 SCALAR_INT_MODE_P modes in multiple hard registers.
5639 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5642 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5644 * ChangeLog.5: Fix log message typo(s).
5645 * ChangeLog.7: Likewise.
5646 * ChangeLog.tree-ssa: Likewise.
5647 * cfgexpand.c: Fix comment typo(s).
5648 * conflict.c: Likewise.
5649 * defaults.h: Likewise.
5650 * dwarf2out.c: Likewise.
5652 * ggc-page.c: Likewise.
5653 * tree-eh.c: Likewise.
5654 * tree-ssa-dom.c: Likewise.
5656 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5659 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5660 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5661 if SHARED is defined.
5664 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5665 allow splitting only if operands 0 and 3 don't overlap.
5667 2005-02-24 Richard Henderson <rth@redhat.com>
5670 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5671 (fold_builtin_1): Call them.
5672 * fold-const.c (fold_complex_mult_parts): Split out from ...
5673 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5674 (fold_complex_div_parts, fold_complex_div): New.
5676 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5678 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5680 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5681 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5683 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5684 (print_node): Likewise.
5685 Print TYPE_SIZES_GIMPLIFIED.
5687 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5689 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5690 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5691 operands as commutative in constraints.
5693 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5695 * tree-into-ssa.c: Re-organize internal functions.
5697 2005-02-24 Richard Henderson <rth@redhat.com>
5700 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5702 * common.opt (fcx-limited-range): New.
5703 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5704 * toplev.c (flag_complex_method): Initialize to 1.
5705 (process_options): Set flag_complex_method to 0 if
5706 flag_cx_limited_range.
5707 * doc/invoke.texi (-fcx-limited-range): New.
5709 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5711 * cse.c (delete_trivially_dead_insns): Speed up by using
5712 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5715 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5717 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5718 functions when -mid-shared-library is being used.
5720 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5722 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5723 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5724 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5725 * system.h: Poison LINK_LIBGCC_SPECIAL.
5727 2005-02-23 James E Wilson <wilson@specifixinc.com>
5729 * gengtype.c (note_insn_name): Make 1 element larger.
5731 2005-02-23 Roger Sayle <roger@eyesopen.com>
5734 PR rtl-optimization/20097
5735 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5736 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5738 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5740 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5741 * t-aix52 (SHLIB_INSTALL): Same.
5743 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5745 * genpreds.c: Update copyright.
5747 2005-02-23 Michael Beach <michaelb@ieee.org>
5750 * config/sparc/t-elf (startup files): Assemble with CPP.
5752 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5754 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5755 (write_predicate_expr): Likewise.
5757 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5759 PR tree-optimization/20100
5760 PR tree-optimization/20115
5761 * tree-optimize.c (init_tree_optimization_passes): Remove
5762 pass_maybe_create_global_var.
5763 * tree-pass.h (pass_maybe_create_global_var): Remove.
5764 * tree-ssa-alias.c (aliases_computed_p): Declare.
5765 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5766 (count_calls_and_maybe_create_global_var): Remove.
5767 (pass_maybe_create_global_var): Remove.
5768 (init_alias_info): Do not declare aliases_computed_p.
5769 (maybe_create_global_var): If the function contains no
5770 call-clobbered variables and a mix of pure/const and regular
5771 function calls, create .GLOBAL_VAR.
5772 Mark all call-clobbered variables for renaming.
5773 (merge_pointed_to_info): Update comment.
5774 (add_pointed_to_var): Likewise.
5775 (is_escape_site): Likewise.
5776 Accept struct alias_info * instead of size_t *.
5778 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5780 * tree-ssa-operands.c (get_call_expr_operands): If
5781 ALIASES_COMPUTED_P is false, do not add call-clobbering
5783 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5784 (delete_tree_ssa): Likewise.
5786 2005-02-22 James E Wilson <wilson@specifixinc.com>
5788 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5789 (do_compile): Do call it here.
5791 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5793 PR rtl-optimization/20017.
5794 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5795 rest_of_handle_cse2, rest_of_handle_gcse): Call
5796 delete_dead_jumptables immediately before calling cleanup_cfg.
5798 2005-02-22 Devang Patel <dpatel@apple.com>
5801 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5804 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5806 * config/rs6000/aix.h (WINT_TYPE): Define.
5808 2005-02-22 Stan Shebs <shebs@apple.com>
5810 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5811 natural alignment for 64-bit Darwin.
5812 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5814 * doc/invoke.texi: Document this.
5816 2005-02-22 DJ Delorie <dj@redhat.com>
5818 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5819 to make_[un]signed_type, not the mode itself.
5821 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5823 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5824 not available. Use tail calls wherever possible.
5825 (make_edge): Call unchecked_make_edge to create an edge.
5827 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5828 (coalesce_ssa_name): Don't check for
5829 SSANORM_USE_COALESCE_LIST.
5830 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5832 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5834 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5835 (rewrite_into_ssa): ... here.
5837 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5839 PR tree-optimization/19786
5840 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5841 tag to another's may-alias bitmap when adding to the other's list.
5843 2005-02-21 DJ Delorie <dj@redhat.com>
5845 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5846 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5847 registers in unsupported ways.
5848 * expmed.c (init_expmed): Likewise.
5850 2005-02-21 Stan Cox <scox@redhat.com>
5852 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5854 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5856 * tree-cfg.c (fold_cond_expr_cond): New.
5857 (make_edges): Call fold_cond_expr_cond.
5858 (find_taken_edge): Accept nothing but INTEGER_CST.
5859 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5861 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5863 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5864 that do not belong to any basic block.
5866 2005-02-21 Jeff Law <law@redhat.com>
5868 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5871 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5873 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5874 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5875 Adjust their definitions.
5876 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5877 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5879 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5880 genautomata.c, langhooks.c, langhooks.h, system.h,
5881 config/arm/lib1funcs.asm: Update copyright.
5883 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5885 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5887 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5890 * doc/install.texi: Document --with-gc.
5892 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5894 * simplify-rtx.c (simplify_unary_operation): Add a missing
5897 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5899 PR tree-optimization/18663
5900 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5901 if the type has variable bounds.
5903 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5905 * gcse.c: Remove an obsolete comment.
5907 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5909 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5911 * doc/extend.texi (Function Attributes) <Attribute const>: The
5912 attribute "pure" is below this text, not above.
5914 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5916 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5917 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5918 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5920 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5923 * langhooks.h (struct lang_hooks): Add to_target_charset.
5924 * langhooks.c (lhd_to_target_charset): New function.
5925 * langhooks-def.h: Declare lhd_to_target_charset.
5926 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5927 (LANG_HOOKS_INITIALIZER): Update.
5928 * c-common.c (c_common_to_target_charset): New function.
5929 * c-common.h: Declare it.
5930 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5931 c_common_to_target_charset.
5933 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5934 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5936 * system.h: Poison them.
5937 * doc/tm.texi: Don't discuss them.
5938 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5939 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5940 (pp_c_char): Do not attempt to generate letter escapes for
5942 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5943 * config/mips/mips.c (mips_output_ascii): Likewise.
5945 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5947 PR tree-optimization/19951
5948 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5951 2005-02-19 Steven Bosscher <stevenb@suse.de>
5954 * function.h (struct function): New field `max_loop_depth'.
5955 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5956 (flow_loops_find): Reset the max loop depth count before finding loops.
5957 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5958 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5959 (calculate_global_regs_live): Make sure the loop will terminate
5960 when the initial sets are not empty.
5962 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5964 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5966 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5968 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5971 * doc/invoke.texi: Remove documentation of %M spec.
5973 (init_spec): Remove %M suffix from -lgcc_s.
5974 (do_spec_1): Remove 'M' case.
5975 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5976 to put shared libraries in the multilib directory. Remove the
5977 shlib_so_soname substitution variable. Don't add a multilib encoding
5978 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5979 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5980 SHLIB_INSTALL as well as SHLIB_LINK.
5981 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5982 (SHLIB_NAME): Delete.
5983 (SHLIB_DIR): New macro.
5984 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5985 (SHLIB_INSTALL): Adjust accordingly.
5986 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5987 * config/t-slibgcc-sld: Likewise.
5988 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5989 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5990 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5992 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5993 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5994 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5995 Use @shlib_base_name@ instead of @shlib_so_name@.
5996 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5997 and @shlib_base_name@.so in @multilib_dir@.
5998 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5999 to the install path.
6000 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6001 (SHLIB_LINK): Remove previous workaround.
6002 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6003 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6004 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6006 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6007 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6008 (SHLIB_INSTALL): Adjust accordingly.
6009 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6010 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6011 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6012 config/t-slibgcc-elf-ver.
6014 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6015 Jakub Jelinek <jakub@redhat.com>
6017 PR tree-optimization/19828
6018 * tree-ssa-loop-im.c: Add a TODO comment.
6019 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6020 without side-effects.
6022 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6024 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6027 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6029 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6030 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6031 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6033 (ia64_reorg): Delete fixup_errata call.
6034 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6035 (TARGET_SWITCHES): Delete -mb-step entry.
6037 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6040 * c-typeck.c (composite_type): Handle quals in transparent unions.
6041 (type_lists_compatible_p): Likewise.
6043 2005-02-18 Stan Shebs <shebs@apple.com>
6045 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6046 expressions in the .literal8 section.
6048 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6050 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6052 2005-02-18 Roger Sayle <roger@eyesopen.com>
6054 * fold-const.c (constant_boolean_node): Always create values of the
6055 specified type, don't bother calling truthvalue_conversion.
6057 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6059 * except.c (output_function_exception_table): Call
6060 assemble_external_libcall (eh_personality_libfunc).
6062 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6065 * config/ia64/ia64.h (struct machine_function): Add state_num.
6066 * config/ia64/ia64.c (process_epilogue,
6067 process_for_unwind_directive): Use new unwind state numbers each
6068 time rather than state 1.
6070 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6073 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6074 before the "*llgt_didi" pattern.
6076 2005-02-18 Jason Merrill <jason@redhat.com>
6078 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6080 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6082 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6083 (div0): Use it in place of ARM_FUNC_ALIAS.
6084 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6086 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6089 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6090 access, the lower bound of the array type if it exists.
6092 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6095 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6096 cases that are out-of-range for the index type.
6098 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6100 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6101 (estimate_case_costs): Don't call convert.
6102 * expmed.c (expand_shift): Likewise.
6103 (make_tree): Call fold_convert instead of convert.
6105 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6108 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6109 that ref to be marked MEM_READONLY_P doesn't have base that needs
6112 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6114 * genautomata.c (output_get_cpu_unit_code_func,
6115 output_cpu_unit_reservation_p): Don't generate old-style function
6118 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6121 PR tree-optimization/20009
6122 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6124 PR tree-optimization/18947
6125 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6126 inline, remove all nodes that are inlined into the extern inline
6129 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6131 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6132 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6133 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6134 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6137 2005-02-17 Roger Sayle <roger@eyesopen.com>
6139 PR tree-optimization/19917
6140 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6141 to be potentially trapping.
6143 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6145 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6147 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6149 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6150 tem becomes a local variable which is set to the value of the
6151 back end defined INITIAL_FRAME_ADDRESS macro.
6152 (expand_builtin_frame_address): Omit the base parameter to
6153 expand_builtin_return_addr.
6154 (expand_builtin_profile_func): Likewise.
6155 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6156 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6157 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6159 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6161 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6162 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6163 * config/frv/frv.c (frv_function_epilogue): Likewise.
6165 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6167 * lambda-code (perfect_nestify): Remove mark/unmark
6169 * tree-loop-linear.c (linear_transform_loops): Add
6170 rewrite_into_ssa call so that ssa is correct for
6171 rewriting into loop closed.
6173 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6175 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6176 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6178 * bt-load.c (btr_def_live_range, combine_btr_defs,
6179 migrate_btr_def, migrate_btr_defs): Likewise.
6180 * cfgcleanup.c (thread_jump): Likewise.
6181 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6182 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6183 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6184 df_rd_local_compute, df_reg_info_compute): Likewise.
6185 * dominance.c (init_dom_info, free_dom_info): Likewise.
6186 * flow.c (init_propagate_block_info,
6187 free_propagate_block_info): Likewise.
6188 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6189 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6190 modify_reg_pav): Likewise.
6191 * loop-invariant.c (find_defs, find_invariant_insn,
6192 find_invariants, free_inv_motion_data): Likewise.
6193 * predict.c (tree_predict_by_opcode,
6194 estimate_bb_frequencies): Likewise.
6195 * stmt.c (expand_case): Likewise.
6196 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6197 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6198 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6199 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6200 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6201 rewrite_ssa_into_ssa): Likewise.
6202 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6203 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6204 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6205 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6206 * tree-sra.c (tree_sra): Likewise.
6207 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6208 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6209 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6211 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6212 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6214 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6215 calculate_live_on_entry, calculate_live_on_exit,
6216 build_tree_conflict_graph): Likewise.
6217 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6218 record_important_candidates, set_use_iv_cost, find_depends,
6219 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6220 tree_ssa_iv_optimize_finalize): Likewise.
6221 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6222 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6223 tree_duplicate_loop_to_header_edge): Likewise.
6224 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6225 * tree-ssa.c (verify_flow_insensitive_alias_info,
6226 verify_name_tags, verify_ssa, init_tree_ssa,
6227 delete_tree_ssa): Likewise.
6228 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6229 fini_ssanames): Likewise.
6230 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6232 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6234 * config/rs6000/t-rtems: Completely reworked.
6236 2005-02-17 Ira Rosen <irar@il.ibm.com>
6238 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6240 2005-02-17 Ira Rosen <irar@il.ibm.com>
6242 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6243 POINTER_TYPE_P when checking that type is a pointer.
6244 (vect_get_memtag): Remove.
6245 (vect_address_analysis): Use POINTER_TYPE_P. Call
6246 vect_object_analysis with dummy parameter for memtag.
6247 (vect_object_analysis): Extract memtag (functionality that
6248 used to be in vect_get_memtag and moved here). Fix printings.
6249 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6250 with correct parameters. Remove call to vect_get_memtag.
6252 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6254 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6255 (tree-vectorizer.o): Added missing dependencies.
6257 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6259 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6260 declaration in tree-vectorizer.c, now has an extern declaration in
6262 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6263 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6264 get_vectype_for_scalar_type, vect_is_simple_use,
6265 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6266 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6267 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6268 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6269 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6270 find_loop_location): Likewise.
6272 * tree-vectorizer.c (langhooks.h): #include removed.
6273 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6274 moved to tree-vectorized.h.
6275 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6276 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6277 get_vectype_for_scalar_type, vect_is_simple_use,
6278 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6279 vect_supportable_dr_alignment, new_loop_vec_info,
6280 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6281 vect_set_verbosity_level, find_loop_location): Likewise.
6283 (vect_analyze_loop): Function externalized. Declaration moved to
6284 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6285 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6286 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6287 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6288 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6289 vect_enhance_data_refs_alignment, vect_analyze_operations,
6290 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6291 vect_stmt_relevant_p, vect_get_loop_niters,
6292 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6293 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6294 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6295 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6296 vect_get_memtag): Likewise.
6298 (vectorizable_load): Function externalized. Declaration moved to
6299 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6300 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6301 vect_transform_loop): Likewise.
6302 (vect_transform_stmt): Moved to tree-vect-transform.c.
6303 (vect_align_data_ref, vect_create_destination_var,
6304 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6305 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6306 vect_get_vec_def_for_operand, vect_init_vector,
6307 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6308 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6309 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6310 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6311 vect_do_peeling_for_loop_bound): Likewise.
6313 * tree-vect-analyze.c: New file.
6314 * tree-vect-transform.c: New file.
6316 2005-02-17 Jason Merrill <jason@redhat.com>
6318 PR mudflap/19319, c++/19317
6319 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6322 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6324 * doc/install.texi (Specific): Update link for Darwin-specific
6327 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6329 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6330 constant_boolean_node.
6332 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6335 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6336 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6338 2005-02-16 Richard Henderson <rth@redhat.com>
6341 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6343 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6344 replace uses with Wtype_MAXp1_F.
6345 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6346 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6347 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6348 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6349 and HAVE_TFMODE as appropriate.
6350 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6351 (__floatdisf): Likewise.
6352 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6353 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6354 (Wtype_MAXp1_F): New.
6355 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6356 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6358 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6361 * arm.c (arm_apply_result_size): New function.
6362 * arm.h (APPLY_RESULT_SIZE): Define.
6363 * arm-protos.h (arm_apply_result_size): Add prototype.
6364 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6365 (movxf): New expand.
6366 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6367 (call_value_symbol): Remove predicate for operand 0.
6368 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6369 (untyped_call): Rework to correclty return values for any type.
6370 (untyped_return): New expand.
6371 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6373 2005-02-16 Stan Shebs <shebs@apple.com>
6375 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6376 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6378 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6380 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6381 configure settings on Solaris 7 and later.
6383 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6385 PR tree-optimization/19865
6386 * tree-optimize.c (init_tree_optimization_passes): Run
6387 pass_may_alias after pass_sra.
6389 2005-02-16 Richard Henderson <rth@redhat.com>
6390 Stuart Hastings <stuart@apple.com>
6393 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6394 Do nothing if debug info suppressed for this function.
6395 (dbxout_begin_function): Early exit if debug info suppressed for
6398 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6401 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6403 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6405 PR tree-optimization/19967
6406 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6407 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6408 argument TYPE. Adjust calls to fold_builtin_XXX.
6409 (expand_builtin, fold_builtin_1): Adjust calls to
6411 (fold_builtin_strchr, fold_builtin_strpbrk,
6412 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6413 result to a requested type TYPE.
6415 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6418 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6419 (T)x & (T)cst if (T)cst overflows.
6420 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6421 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6423 2005-02-15 Jeff Law <law@redhat.com>
6425 * gcse.c (blocks_with_calls): New bitmap.
6426 (alloc_gcse_mem): Allocate it.
6427 (free_gcse_mem): Free it.
6428 (clear_modifY_mem_tables): Clear it.
6429 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6430 when we encounter CALL_INSNs.
6431 (compute_transp, case MEM): Handle blocks with calls separate
6432 from blocks without calls. Use bitmap iterators rather than
6435 2005-02-15 Peter O'Gorman <peter@pogma.com>
6438 * mklibgcc.in (vis_hide): Use a temporary object file, not
6441 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6444 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6445 access optimization.
6447 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6448 Alan Modra <amodra@bigpond.net.au>
6451 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6452 (_xlqsub): Rename to __gcc_qsub.
6453 (_xlqmul): Rename to __gcc_qmul.
6454 (_xlqdiv): Rename to __gcc_qdiv.
6455 Provide versioned symbol aliases with old names.
6456 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6457 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6458 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6459 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6460 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6462 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6464 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6465 Fold ~(A - 1) and ~(A + -1) to -A.
6467 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6471 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6472 config/pa/pa-host.c:pa_gt_pch_use_address.
6474 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6476 * tree-vn.c (get_value_handle): Make sure that given an
6477 is_gimple_min_invariant expression, we always return it.
6479 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6481 * passes.c (rest_of_handle_gcse): Fix a comment.
6483 2005-02-15 Jeff Law <law@redhat.com>
6485 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6487 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6488 (canon_list_insert, record_last_mem_set_info): Similarly.
6489 (clear_modify_mem_tables): Similarly.
6491 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6493 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6494 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6495 config/mips/mips.md, config/rs6000/aix.h,
6496 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6498 2005-02-15 Richard Henderson <rth@redhat.com>
6500 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6501 call to be best_edge.
6503 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6505 * basic-block.h: Adjust the prototype for find_basic_blocks.
6506 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6507 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6510 * flow.c (recompute_reg_usage): Remove all arguments.
6511 * passes.c (rest_of_compilation): Adjust the call to
6512 recompute_reg_usage.
6513 * rtl.h: Adjust the prototype for recompute_reg_usage.
6515 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6517 * tree-dump.c (dump_files): Update to reflect new member
6519 (dump_register): Add new argument.
6521 (dump_switch_p_1): Check against glob name if doglob was passed.
6522 (dump_switch_p): Check against regular first, then glob if
6523 we didn't have any hits on the dump name.
6524 * tree-optimize.c (register_one_dump_file):
6525 Pass in glob name as well.
6526 * tree-pass.h (struct dump_file_info): Add glob
6529 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6531 PR preprocessor/16323
6532 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6534 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6537 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6538 (trunctfdf2_internal1): New.
6539 (trunctfdf2_internal2): Renamed from trunctfdf2.
6541 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6543 PR tree-optimization/19853
6544 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6546 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6548 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6549 delete_dead_jumptables and cleanup_cfg.
6551 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6553 * reload.c (find_reloads): Swap address_reloaded flags when
6554 swapping commutative operands.
6556 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6558 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6559 Use standard_iv_increment_position for computing the bsi position
6561 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6564 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6567 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6568 life range of hard registers.
6569 * value-prof.c (insn_prefetch_values_to_profile): Only
6572 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6573 profile in libcalls.
6575 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6577 * bitmap.h (bitmap_and_compl_into): Return bool.
6578 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6580 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6582 PR tree-optimization/19944
6583 * fold-const.c (fold): Re-add ABS_EXPR folding.
6585 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6588 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6589 {TARGET,MASK}_XL_COMPAT.
6590 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6592 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6593 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6595 (rs6000_arg_partial_bytes): Same.
6596 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6597 and XL compatibility enabled.
6598 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6599 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6600 test to final condition.
6601 (cmptf_internal2): New.
6602 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6603 xl-compat. Add TFmode information to description.
6605 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6607 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6609 2005-02-13 Jason Merrill <jason@redhat.com>
6612 * fold-const.c (fold_indirect_ref_1): Split out from...
6613 (build_fold_indirect_ref): Here.
6614 (fold_indirect_ref): New fn.
6615 * tree.h: Declare it.
6616 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6617 (gimplify_modify_expr_rhs): Likewise.
6618 (gimplify_expr): Likewise.
6620 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6622 PR tree-optimization/14303
6623 PR tree-optimization/15784
6624 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6625 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6626 ABS_EXPR<x> != 0 to x != 0.
6628 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6630 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6631 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6632 spelling conventions.
6634 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6635 delete_trivially_dead_insns too many times.
6637 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6640 2005-02-12 Ira Rosen <irar@il.ibm.com>
6642 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6643 (vect_is_simple_iv_evolution): Remove redundant parameter
6645 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6646 without last parameter.
6647 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6648 Return pointer step. Call vect_is_simple_iv_evolution without
6649 last parameter. Check only that the step is multiple of size
6650 type. Remove stmt_vinfo updates.
6651 (vect_get_memtag_and_dr): Remove.
6652 (vect_get_memtag): New function.
6653 (vect_address_analysis): New function.
6654 (vect_object_analysis): New function.
6655 (vect_analyze_data_refs): Call vect_object_analysis and
6656 vect_get_memtag. Update stmt_vinfo fields.
6658 2005-02-12 Ira Rosen <irar@il.ibm.com>
6660 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6661 exist and are objects. Remove checks for pointer.
6662 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6663 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6664 (vect_create_data_ref_ptr): Likewise.
6665 (vect_base_addr_differ_p): New function.
6666 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6667 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6668 Don't set the DR_BASE_NAME field of data-ref.
6669 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6671 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6673 * optabs.h (enum optab_index): Add new OTI_ldexp.
6674 (ldexp_optab): Define corresponding macro.
6675 * optabs.c (init_optabs): Initialize ldexp_optab.
6676 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6678 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6680 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6681 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6683 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6684 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6687 2005-02-12 Ira Rosen <irar@il.ibm.com>
6689 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6691 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6693 (vect_get_base_and_offset): Always return an address.
6694 (vect_create_addr_base_for_vector_ref): Remove treatment for
6695 different data reference types.
6696 (vect_compute_data_ref_alignment): Rename base to base_address in
6697 stmt_vec_info. Get the object in order to force its alignment.
6698 (vect_get_memtag_and_dr): Rename base to base_address in
6699 stmt_vec_info. Extract the object for memtag analysis.
6701 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6703 PR regression/19898.
6704 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6705 changes cc_status, use apply modified_in_p to part of cc_status
6706 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6709 2005-02-11 Richard Henderson <rth@redhat.com>
6711 * tree-complex.c (expand_complex_libcall): New.
6712 (expand_complex_multiplication): Use it for c99 compliance.
6713 (expand_complex_division): Likewise.
6714 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6716 * builtins.c (built_in_names): Remove const.
6717 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6719 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6720 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6721 (built_in_names): Remove const.
6722 * c-common.c (c_common_type_for_mode): Handle complex modes.
6723 * flags.h, toplev.c (flag_complex_method): Rename from
6724 flag_complex_divide_method.
6725 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6726 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6727 * libgcc2.h: Declare them.
6728 * libgcc-std.ver: Export them.
6729 * mklibgcc.in (lib2funcs): Build them.
6731 2005-02-11 Steven Bosscher <stevenb@suse.de>
6733 PR tree-optimization/19876
6734 Partially revert my change from 2005-01-14
6735 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6736 (compute_antic): ...and remove the loop here.
6738 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6741 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6742 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6744 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6745 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6747 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6749 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6750 offsets for the big-endian 32-bit case.
6752 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6754 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6756 2005-02-11 Dale Johannesen <dalej@apple.com>
6758 * cselib.c (cselib_process_insn): Clear out regs where
6759 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6760 * reload.c (find_equiv_reg): Ditto.
6762 2005-02-11 Ian Lance Taylor <ian@airs.com>
6764 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6767 * tree.c (build_function_type_list): Work correctly if there are
6770 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6772 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6773 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6774 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6775 TARGET_ZARCH instead of TARGET_64BIT.
6777 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6779 * config/rs6000/t-rtems:
6780 (MULTILIB_OPTIONS): Remove mcpu=602.
6781 (MUTLILIB_DIRNAMES): Remove m602.
6782 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6783 Let mcpu=602 match mcpu=603.
6784 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6786 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6788 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6791 2005-02-10 David Daney <ddaney@avtrex.com>
6793 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6794 * config/i386/linux-unwind.h: Likewise.
6795 * config/ia64/linux-unwind.h: Likewise.
6796 * config/mips/linux-unwind.h: Likewise.
6797 * config/pa/linux-unwind.h: Likewise.
6798 * config/rs6000/linux-unwind.h: Likewise.
6799 * config/s390/linux-unwind.h: Likewise.
6800 * config/sh/linux-unwind.h: Likewise.
6801 * config/sparc/linux-unwind.h: Likewise.
6803 2005-02-10 Steven Bosscher <stevenb@suse.de>
6805 PR tree-optimization/17549
6806 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6807 TER to replace a DEF with its expression if the DEF and the
6808 rhs of the expression we replace into have the same root
6811 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6813 * config/mips/mips.md: Fix the placement of the match_scratch in the
6816 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6818 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6821 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6823 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6824 (strip_offset): Handle addresses.
6825 (add_address_candidates): Use strip_offset.
6826 (difference_cost): Reflect strip_offset change.
6827 (force_var_cost, difference_cost): Strip nops.
6829 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6831 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6833 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6834 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6835 config/cris/cris-protos.h, config/cris/cris.c: Update
6838 2005-02-10 Jeff Law <law@redhat.com>
6840 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6841 (lookup_avail_expr): Similarly.
6843 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6845 * builtins.c (fold_builtin_powi): New function.
6846 (fold_builtin_1): Call it.
6848 2005-02-10 Steven Bosscher <stevenb@suse.de>
6850 PR documentation/19309
6851 * doc/cpp.texi: The __GNUC__ and related predefined macros
6852 are also defined for the "standalone" cpp.
6853 Some non-GCC compilers may also define __GNUC__.
6855 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6858 * c-typeck.c (common_type): New routine. Old common_type renamed
6860 (c_common_type): ...this.
6861 (build_conditional_expr, build_binary_op): Use c_common_type instead
6864 2005-02-10 Steven Bosscher <stevenb@suse.de>
6866 * doc/md.texi: Replace @samp{length} with @code{length}.
6868 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6870 PR tree-optimization/18687
6871 * tree-flow.h (find_loop_niter): Declare.
6872 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6873 Try using scev even for loops with more than one exit.
6874 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6875 (struct ivopts_data): Added niters field.
6876 (struct nfe_cache_elt): New.
6877 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6879 (tree_ssa_iv_optimize_init): Initialize niters cache.
6880 (determine_number_of_iterations): Removed.
6881 (find_induction_variables): Do not call determine_number_of_iterations.
6882 Access niters for single exit through niter_for_single_dom_exit.
6883 (add_iv_outer_candidates): Access niters for single exit through
6884 niter_for_single_dom_exit.
6885 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6886 number_of_iterations_cond.
6887 (iv_period): New function.
6888 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6889 (may_replace_final_value): Take data argument. Use
6890 niter_for_single_dom_exit.
6891 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6892 (rewrite_use_compare): Pass data to may_eliminate_iv.
6893 (rewrite_use_outer): Pass data to may_replace_final_value.
6894 (free_loop_data): Clean up the niters cache.
6895 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6896 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6897 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6898 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6899 (num_ending_zeros): Moved to tree.c.
6900 * tree.h (num_ending_zeros): Declare.
6901 * tree.c (num_ending_zeros): Moved from tree.c.
6903 2005-02-09 Richard Henderson <rth@redhat.com>
6905 * builtins.c (DEF_BUILTIN): Add COND argument.
6906 * tree.h (DEF_BUILTIN): Likewise.
6907 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6908 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6910 (DEF_BUILTIN_STUB): New.
6911 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6912 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6913 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6914 * c-common.c (DEF_BUILTIN): Add COND argument.
6915 * tree.c (local_define_builtin): New.
6916 (build_common_builtin_nodes): New.
6918 2005-02-09 Roger Sayle <roger@eyesopen.com>
6920 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6921 floating point expression ignoring the sign of the result.
6922 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6923 (fold) <MULT_EXPR>: Use it to simplify x*x.
6924 * tree.h (fold_strip_sign_ops): Prototype here.
6925 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6926 argument. Use fold_strip_sign_ops to simplify the first argument.
6927 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6928 first argument when the second argument is an even integer
6929 constant, but only with -funsafe_math_optimizations.
6930 (fold_builtin_1): Update call to fold_builtin_copysign.
6932 2005-02-09 Ian Lance Taylor <ian@airs.com>
6935 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6936 just check whether EH_FILTER_FAILURE falls through.
6938 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6940 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6941 insns return to ready list in the next turn.
6943 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6946 * builtins.def: New __builtin_powi[lf].
6947 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6948 (expand_builtin_powi): New function.
6949 (expand_builtin): Dispatch to expand_builtin_powi.
6950 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6951 * libgcc2.c: Add __builtin_powi[lf] implementation.
6952 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6953 * optabs.h: Add powi_optab.
6954 * optabs.c (init_optabs): Initialize powi_optab.
6955 * doc/extend.texi: Document __builtin_powi[lf].
6957 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6959 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6962 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6965 * fold-const.c (try_move_mult_to_index): Remove redundant
6966 type argument. Create ADDR_EXPR with correct type.
6967 (fold): Update callers of try_move_mult_to_index. Convert
6968 result to the appropriate type.
6970 2005-02-09 Roger Sayle <roger@eyesopen.com>
6973 * config/avr/avr.c (default_rtx_costs): Delete.
6974 (avr_operand_rtx_cost): New function.
6975 (avr_rtx_costs): Completely rewrite.
6977 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6980 * config/cris/cris.c (in_code): New variable.
6981 (cris_output_addr_const): Now a static function, a wrapper for
6983 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6984 case from old cris_output_addr_const.
6985 (cris_asm_output_label_ref): Similar for LABEL_REF.
6986 (cris_output_addr_const_extra): Similar for UNSPEC.
6987 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6988 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6989 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6991 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6992 (cris_asm_output_label_ref): Declare.
6994 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6996 PR preprocessor/19801
6997 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6998 filenames that changed when libcpp was moved to the toplevel.
7000 2005-02-07 Roger Sayle <roger@eyesopen.com>
7002 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7003 zero extensions of BImode operands. Call lowpart_subreg instead
7004 of gen_lowpart_common and gen_lowpart_SUBREG.
7006 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7009 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7010 * configure.ac: Set cc_for_cross_gnattools.
7011 * configure: Regenerate.
7013 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7016 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7018 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7021 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7022 of nested functions.
7024 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7026 * doc/extend.texi: Document deprecated extensions allowing
7027 static floating-point members to have initializers and allowing
7028 floating-point literals in integral constant expressions.
7030 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7032 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7033 config/darwin7.h, config/mips/mips.c,
7034 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7037 * cse.c: Update comments.
7039 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7042 * builtins.c (fold_builtin_sqrt): Transform
7043 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7046 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7047 Dorit Naishlos <dorit@il.ibm.com>
7049 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7050 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7051 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7053 * tree.h (vect_set_verbosity_level): New extern function declaration
7055 * tree-vectorizer.h (verbosity_levels): New enum type.
7056 * tree-vectorizer.c (vect_debug_stats): Function removed.
7057 (vect_debug_details): Likewise.
7058 (vect_verbosity_level): Global variable was defined and initialized.
7059 (vect_dump): Global variable definition.
7060 (vect_print_dump_info): New function.
7061 (vect_set_dump_settings): New function.
7062 (vect_set_verbosity_level): New function.
7063 (vectorize_loops): Add call to vect_set_dump_settings.
7065 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7066 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7067 (slpeel_tree_peel_loop_to_edge): Likewise.
7069 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7070 appropriate verbosity level instead of call to vect_debug_details
7071 or vect_debug_stats.
7072 (vect_get_base_and_offset):
7073 (vect_create_addr_base_for_vector_ref):
7074 (get_vectype_for_scalar_type):
7075 (vect_create_data_ref_ptr):
7077 (vect_get_vec_def_for_operand):
7078 (vect_finish_stmt_generation):
7079 (vectorizable_assignment):
7080 (vectorizable_operation):
7081 (vectorizable_store):
7082 (vectorizable_load):
7083 (vect_transform_stmt):
7084 (vect_update_ivs_after_vectorizer):
7085 (vect_do_peeling_for_loop_bound):
7086 (vect_update_inits_of_drs):
7087 (vect_do_peeling_for_alignment):
7088 (vect_transform_loop):
7089 (vect_is_simple_use):
7090 (vect_analyze_operations):
7091 (vect_is_simple_iv_evolution):
7092 (vect_analyze_scalar_cycles):
7093 (vect_analyze_data_ref_dependence):
7094 (vect_analyze_data_ref_dependences):
7095 (vect_compute_data_ref_alignment):
7096 (vect_enhance_data_refs_alignment):
7097 (vect_analyze_data_refs_alignment):
7098 (vect_analyze_data_ref_access):
7099 (vect_analyze_data_ref_accesses):
7100 (vect_analyze_pointer_ref_access):
7101 (vect_get_memtag_and_dr):
7102 (vect_analyze_data_refs):
7103 (vect_mark_relevant):
7104 (vect_stmt_relevant_p):
7105 (vect_mark_stmts_to_be_vectorized):
7106 (vect_can_advance_ivs_p):
7107 (vect_get_loop_niters):
7108 (vect_analyze_loop_form):
7109 (vect_analyze_loop):
7110 (vectorize_loops): Likewise.
7112 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7113 (vect_update_inits_of_drs):
7114 (vect_do_peeling_for_alignment):
7115 (vect_transform_loop):
7116 (vect_analyze_operations):
7117 (vect_analyze_scalar_cycles):
7118 (vect_analyze_data_ref_dependences):
7119 (vect_analyze_data_refs_alignment):
7120 (vect_analyze_data_ref_accesses):
7121 (vect_analyze_data_refs):
7122 (vect_mark_stmts_to_be_vectorized):
7123 (vect_get_loop_niters):
7124 (vect_analyze_loop_form):
7125 (vect_analyze_loop): Likewise.
7126 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7128 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7132 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7133 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7134 either -ffast-math or -funsafe-math-optimizations is in use.
7136 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7137 * config/mips/irix-csr.c: New file.
7138 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7139 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7140 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7143 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7145 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7146 redundant, incorrect definitions.
7148 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7150 ("*tls_indirect_call"): New, reference hard regs directly.
7151 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7153 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7155 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7156 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7158 2005-02-06 Roger Sayle <roger@eyesopen.com>
7160 PR rtl-optimization/19800
7161 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7162 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7165 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7167 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7169 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7172 * doc/invoke.texi: Correct documentation of -freorder-functions.
7174 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7177 * doc/invoke.texi: Don't mention gccbug.
7179 2005-02-06 Roger Sayle <roger@eyesopen.com>
7180 Andrew Pinski <pinskia@physics.uc.edu>
7181 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7183 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7184 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7185 into just (zero_extract:SI FOO (const_int 1) BAR).
7187 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7189 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7190 macro locally. Don't give last revision date. Use GCC version
7191 number from gcc-common.texi.
7192 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7193 revision date. Use GCC version number from gcc-common.texi.
7194 Describe being a library as current state rather than as 3.x
7196 * doc/gcc.texi: Remove last update date.
7197 * doc/gccint.texi: Likewise. Update copyright dates.
7198 * doc/install.texi: Update copyright dates.
7200 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7203 * doc/invoke.texi: Mention for each option included in -Wall that
7204 it is included in -Wall.
7205 * doc/gcc.texi: Update copyright and last modification date.
7207 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7209 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7210 unnecessary cast to original induction variable increments.
7212 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7214 PR tree-optimization/18219
7215 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7216 in distributed form.
7218 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7220 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7221 Set bitpos and offset later in the function. Do nothing if the
7222 target is a register and if the bitfield lies completely outside
7224 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7225 here. Return an uninitialised register if the source value is stored
7226 in a register and the bitfield lies completely outside that register.
7228 2005-02-06 Steven Bosscher <stevenb@suse.de>
7230 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7233 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7235 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7237 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7239 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7240 * config/darwin8.h: New.
7241 * config/darwin7.h: Update comment.
7243 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7244 Dorit Naishlos <dorit@il.ibm.com>
7246 * tree-vectorizer.h (LOC): New type.
7247 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7248 (loop_line_number): New field in struct _loop_vec_info.
7249 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7251 * tree-vectorizer.c (input.h): Included.
7252 (find_loop_location): New function.
7253 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7254 loop line number removed.
7255 (vect_debug_details): Likewise.
7256 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7258 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7259 call to vect_debug_details/stats changed from loop to loop_loc.
7260 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7261 (slpeel_tree_peel_loop_to_edge): Likewise.
7263 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7264 changed from NULL to UNKNOWN_LOC.
7265 (vect_get_base_and_offset):
7266 (vect_create_addr_base_for_vector_ref):
7267 (get_vectype_for_scalar_type):
7268 (vect_create_data_ref_ptr):
7270 (vect_get_vec_def_for_operand):
7271 (vect_finish_stmt_generation):
7272 (vectorizable_assignment):
7273 (vectorizable_operation):
7274 (vectorizable_store):
7275 (vectorizable_load):
7276 (vect_transform_stmt):
7277 (vect_update_ivs_after_vectorizer):
7278 (vect_do_peeling_for_loop_bound):
7279 (vect_do_peeling_for_alignment):
7280 (vect_transform_loop):
7281 (vect_is_simple_use):
7282 (vect_analyze_operations):
7283 (vect_is_simple_iv_evolution):
7284 (vect_analyze_scalar_cycles):
7285 (vect_analyze_data_ref_dependences):
7286 (vect_compute_data_ref_alignment):
7287 (vect_enhance_data_refs_alignment):
7288 (vect_analyze_data_ref_access):
7289 (vect_analyze_data_ref_accesses):
7290 (vect_analyze_pointer_ref_access):
7291 (vect_get_memtag_and_dr):
7292 (vect_analyze_data_refs):
7293 (vect_mark_relevant):
7294 (vect_stmt_relevant_p):
7295 (vect_mark_stmts_to_be_vectorized):
7296 (vect_can_advance_ivs_p):
7297 (vect_get_loop_niters):
7298 (vect_analyze_loop):
7299 (vectorize_loops): Likewise.
7301 (vectorizable_load): Argument in call to vect_debug_details/stats
7302 changed from loop to LOOP_LOC (loop_vinfo).
7303 (vect_transform_loop):
7304 (vect_analyze_operations):
7305 (vect_analyze_scalar_cycles):
7306 (vect_analyze_data_ref_dependence):
7307 (vect_enhance_data_refs_alignment):
7308 (vect_analyze_data_ref_accesses):
7309 (vect_analyze_pointer_ref_access):
7310 (vect_analyze_data_refs):
7311 (vect_analyze_loop): Likewise.
7313 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7314 changed from loop to loop_loc.
7316 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7318 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7319 Dorit Naishlos <dorit@il.ibm.com>
7321 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7323 (vect_analyze_data_ref_dependences): Likewise.
7325 (vect_is_simple_use): Argument changed from loop structure to
7326 loop_vect_info structure.
7327 (vect_can_advance_ivs_p): Likewise.
7328 (vect_create_index_for_vector_ref): Likewise.
7329 (vect_update_ivs_after_vectorizer): Likewise.
7330 (new_stmt_vec_info): Likewise.
7332 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7333 changed from loop to loop_vinfo.
7334 (vect_create_data_ref_ptr): First argument in call to
7335 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7336 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7337 was changed from loop to loop_vinfo.
7338 (vectorizable_operation): Likewise.
7339 (vectorizable_store): Likewise.
7340 (vect_mark_stmts_to_be_vectorized): Likewise.
7341 (vect_do_peeling_for_loop_bound): First argument in call to
7342 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7343 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7344 was changed from loop to loop_vinfo.
7345 (vect_analyze_data_ref_dependences): Third argument in call to
7346 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7348 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7349 (vect_create_data_ref_ptr): Likewise.
7350 (vect_init_vector): Likewise.
7351 (vect_get_vec_def_for_operand): Likewise.
7352 (vectorizable_assignment): Likewise.
7353 (vectorizable_operation): Likewise.
7354 (vectorizable_store): Likewise.
7355 (vectorizable_load): Likewise.
7356 (vect_update_ivs_after_vectorizer): Likewise.
7357 (vect_is_simple_use): Likewise.
7358 (vect_analyze_data_ref_dependence): Likewise.
7359 (vect_analyze_pointer_ref_access): Likewise.
7360 (vect_can_advance_ivs_p): Likewise.
7362 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7363 before _stmt_vec_info.
7364 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7365 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7366 (new_stmt_vec_info): Argument changed from loop structure to
7367 loop_vect_info structure
7369 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7370 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7371 (vect_create_addr_base_for_vector_ref): Likewise.
7372 (vect_analyze_pointer_ref_access): Likewise.
7374 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7377 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7378 phi flag if the phi is abnormal.
7380 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7383 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7384 information for the new statement.
7386 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7389 * gcc.c (main): Include the target in -v output.
7391 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7393 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7394 Do not drop the extend if we'd have to add a paradoxical subreg
7395 later. Include optabs.h and insn-codes.h.
7396 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7398 2005-02-02 Roger Sayle <roger@eyesopen.com>
7401 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7402 * fold-const.c (const_binop): Avoid constant folding floating
7403 point operations in modes that use composite representations.
7404 * simplify-rtx.c (simplify_binary_operation): Likewise.
7406 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7408 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7410 (altivec_dstt): Likewise.
7411 (altivec_dstst): Likewise.
7412 (altivec_dststt): Likewise.
7413 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7416 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7418 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7419 EXPR_LOCUS from orig_cond to the new cond_stmt.
7420 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7423 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7425 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7426 standard_iv_increment_position. Remove call to bsi_next
7427 (no need to bump the iterator anymore).
7428 (vect_create_index_for_vector_ref): Call
7429 standard_iv_increment_position. Remove second function argument.
7430 (vect_finish_stmt_generation): Remove call to bsi_next
7431 (no need to bump the iterator anymore).
7432 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7433 to vect_create_index_for_vector_ref.
7435 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7437 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7438 phis are used out of the loop.
7440 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7443 * c-decl.c (undef_nested_function): New variable.
7444 (pop_scope): Diagnose undefined nested functions.
7445 (finish_function): Don't attempt cgraph processing or genericizing
7446 if current top-level function contained an undefined nested
7447 function. Reset undef_nested_function at the end of a top-level
7450 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7452 * tree.c (build_int_cst_type): Take sign of the value into account
7453 when deciding whether sign extend the value.
7455 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7458 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7459 (cpp_options, cc1_options): Change %{std*&ansi} to
7460 %{std*&ansi&trigraphs}.
7462 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7464 * cse.c: Update comments.
7466 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7468 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7469 arguments go on the stack. Do not put complex doubles in odd/even
7472 2005-02-02 Steven Bosscher <stevenb@suse.de>
7474 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7475 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7476 -ftree-pre, and -fthread-jumps.
7478 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7480 PR tree-optimization/19578
7481 * tree-flow.h (modified_noreturn_calls): Declare.
7482 (noreturn_call_p): Declare.
7483 * tree-flow-inline.h (noreturn_call_p): New function.
7484 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7485 * tree-cfg.c (modified_noreturn_calls): New variable.
7486 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7487 that contain a mid-block noreturn call.
7488 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7490 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7492 * df.c (df_def_record_1, df_uses_record): Don't use
7494 * df.h (DF_FOR_REGALLOC): Remove.
7496 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7499 * c-typeck.c (really_start_incremental_init): Reset
7500 constructor_max_index for arrays of incomplete type.
7502 2005-02-02 Jeff Law <law@redhat.com>
7504 * gcse.c (struct reg_set): Store the block index where the register
7505 was set rather than the setting insn.
7506 (record_one_set, compute_transp): Corresponding changes.
7507 (pre_insert_copy_insn): Do not call replace_one_set.
7508 (replace_one_set): Remove.
7510 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7513 * doc/gcov.texi: Fix typo.
7515 2005-02-01 Richard Henderson <rth@redhat.com
7518 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7519 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7521 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7522 * config/i386/i386-protos.h: Update.
7524 2005-02-01 Steven Bosscher <stevenb@suse.de>
7526 PR tree-optimization/19217
7527 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7528 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7529 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7530 that it is walking a PHI node.
7532 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7534 * doc/extend.texi (Nested Functions): Update.
7536 2005-02-01 Richard Henderson <rth@redhat.com>
7539 * optabs.c (expand_copysign_absneg): Export.
7540 * optabs.h (expand_copysign_absneg): Declare.
7541 * config/rs6000/rs6000.md (copysigntf3): New.
7543 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7545 PR tree-optimization/19633
7546 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7547 * tree-ssa-alias.c (init_alias_info): Initialize.
7548 (merge_pointed_to_info): Set.
7549 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7550 (dump_points_to_info_for): Show value of pt_null.
7551 (struct count_ptr_d): Declare.
7552 (find_ptr_dereference): Remove.
7553 (ptr_is_dereferenced_by): Remove.
7554 (count_ptr_derefs): New local function.
7555 (count_uses_and_derefs): New local function.
7556 (compute_points_to_and_addr_escape): Call it. If the number
7557 of dereferences is greater than zero, mark the pointer as
7558 dereferenced. If there are fewer dereferences than uses of
7559 the pointer, the pointer's value escapes.
7561 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7563 PR tree-optimization/19670
7564 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7566 (verify_use): ... set it here, instead.
7568 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7570 * doc/sourcebuild.texi (Test directives): Fix formatting.
7572 * doc/sourcebuild.texi (Test directives): Describe selector
7575 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7577 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7578 specific 64-bit CPUs.
7580 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7583 * arm.c (arm_eliminable_register): New function.
7584 (adjacent_mem_locations): Don't allow eliminable registers. Use
7585 HOST_WIDE_INT for address offsets.
7586 * arm-protos.h (arm_eliminable_register): Add prototype.
7588 2005-02-01 Steven Bosscher <stevenb@suse.de>
7590 PR optimization/15242
7591 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7592 * basic-block.h (duplicate_computed_gotos): Add prototype.
7593 * bb-reorder.c (duplicate_computed_gotos): New function to
7594 duplicate sufficiently small blocks ending in a computed jump.
7595 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7596 if not optimizing for size.
7597 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7598 never do tail merging for blocks ending in a computed jump.
7599 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7601 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7603 Patch from Richard Sandiford <rsandifo@redhat.com>
7604 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7605 from inheriting a subreg equivalence with a non-spill register.
7607 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7609 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7611 * config/frv/frv.c (movcc_fp_destination_operand): New.
7612 (gpr_or_memory_operand): Fix typo in comment.
7613 (gpr_or_memory_operand_with_scratch): New.
7614 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7615 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7616 movcc_fp_destination_operand.
7617 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7618 Legitimize memory addresses using a scratch register.
7620 2005-01-31 Jeff Law <law@redhat.com>
7622 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7623 bitmap a sparse bitmap instead of a simple bitmap.
7624 (mark_def_sites_initialize_block): Corresponding changes.
7625 (ssa_mark_def_sites_initialize_block): Likewise.
7626 (ssa_mark_phi_uses): Likewise.
7627 (mark_def_site, ssa_mark_def_sites): Likewise.
7628 (mark_def_site_blocks): Likewise.
7629 (rewrite_ssa_into_ssa): Likewise.
7631 * tree-ssa-dom.c (record_cond): Pass correct variable type
7632 for last argument to htab_find_slot_with_hash.
7634 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7635 effects when optimizing 0 % X. Do not try to optimize X % 0.
7637 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7639 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7642 2005-02-01 Eric Christopher <echristo@redhat.com>
7644 * config/mips/mips.c (override_options): Warn if -mint64
7646 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7649 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7651 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7653 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7654 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7655 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7656 (cached_regno): Initialize to INVALID_REGNUM.
7657 (cse_reg_info_table_size,
7658 cse_reg_info_table_first_uninitialized,
7659 cse_reg_info_timestamp): New.
7660 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7662 (init_cse_reg_info, get_cse_reg_info_1): New.
7663 (get_cse_reg_info): Cache the last look-up.
7664 (new_basic_block): Update the code to clear mappings from
7665 registers to cse_reg_info entries.
7666 (cse_main): Call init_cse_reg_info.
7668 * cse.c (get_cse_reg_info): Update a comment.
7670 2005-01-31 Steven Bosscher <stevenb@suse.de>
7673 * c-decl.c (start_decl): Do not warn about arrays of elements with
7674 an incomplete type here.
7675 (grokdeclarator): Do it here by making a pedwarn an error.
7676 * c-typeck.c (push_init_level): If there were previous errors with
7677 the constructor type, do not warn about braces for initializers.
7678 (process_init_element): Likewise for excess initializer elements.
7680 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7682 * cse.c (delete_trivially_dead_insn): Don't iterate.
7684 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7686 * config/rs6000/rs6000.md (copysignsf3): New expand.
7687 (copysigndf3): Likewise.
7689 2005-01-31 Steven Bosscher <stevenb@suse.de>
7691 * recog.c (constrain_operands): Only look for earlyclobber operand
7692 conflicts if an '&' constraint was seen.
7694 2005-01-31 Marc Espie <espie@openbsd.org>
7696 * config.gcc: Don't include embedded systems fragment, switches default
7697 debugging format to ELF.
7698 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7699 longer pick it up there.
7701 2005-01-31 Dale Johannesen <dalej@apple.com>
7703 * doc/extend.texi (nested functions): Fix linkage description.
7704 Clarify that static is not allowed.
7706 2005-01-31 Dale Johannesen <dalej@apple.com>
7708 * config/rs6000/darwin.md (movsf_low_di): Make work.
7709 (movdf_low_di): Make work.
7711 2005-01-31 Dale Johannesen <dalej@apple.com>
7713 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7714 Make work for 64 bit.
7716 2005-01-31 Roger Sayle <roger@eyesopen.com>
7717 Dale Johannesen <dalej@apple.com>
7720 * fold-const.c (fold_binary_op_with_conditional_arg):
7721 Make types match original operands, before STRIP_NOPS.
7723 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7725 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7726 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7727 (struct gcc_sigcontext): Delete. Merge contents to..
7728 (struct gcc_ucontext): ..here.
7729 (get_sigcontext): Delete.
7730 (get_regs): New function, like get_sigcontext but return regs ptr.
7731 64-bit version finds regs from r1 to support vdso.
7732 (ppc_linux_aux_vector): New function.
7733 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7736 2005-01-31 Ira Rosen <irar@il.ibm.com>
7738 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7740 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7741 redundant fold. Fix misalignment for MINUS_EXPR.
7742 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7743 (vect_analyze_pointer_ref_access): Likewise.
7744 (vect_get_memtag_and_dr): Likewise.
7746 2005-01-31 Richard Henderson <rth@redhat.com>
7748 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7749 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7750 absnegdf2_i387, absnegxf2_i387): Likewise.
7752 2005-01-31 Richard Henderson <rth@redhat.com>
7755 * optabs.c (expand_copysign_absneg): New.
7756 (expand_copysign_bit): Split out from ...
7757 (expand_copysign): ... here. Use expand_copysign_absneg.
7759 2005-01-30 Roger Sayle <roger@eyesopen.com>
7762 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7763 constant as the second operand and a register as the third.
7765 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7768 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7769 that dllimport'd functions do not use all call-clobbered registers
7772 2005-01-30 Richard Henderson <rth@redhat.com>
7775 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7776 expand_abs_nojump and generalize. Use operand_subword and
7777 emit_no_conflict_block. Support large modes.
7778 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7780 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7781 negation to subtraction.
7782 (expand_copysign): Check that the format has signed zeros.
7783 Use operand_subword and emit_no_conflict_block. Support large modes.
7785 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7787 Fix PR tree-optimization/19624
7789 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7790 * tree-ssa-pre.c: Add cfgloop.h.
7792 (pre_stats): New member, constified.
7793 (inserted_exprs): New static variable.
7794 (NECESSARY): New macro.
7795 (create_expression_by_pieces): Fold the expression, and
7796 mark it as defaulting to not necessary. Also put in
7798 (fully_constant_expression): New function.
7799 (insert_into_preds_of_block): Modify to not insert phis when we
7800 are playing with induction variables.
7801 Push phis onto the inserted_exprs vector, and mark them as not
7802 necessary by default.
7803 (insert_aux): Call fully_constant_expression on eprime.
7804 If all edges produce the same value, mark it constant.
7805 (mark_operand_necessary): New function.
7806 (remove_dead_inserted_code): New function.
7807 (init_pre): Init loop optimizer to get loop info.
7808 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7809 (execute_pre): Commit edge inserts, then remove dead code.
7811 2005-01-30 Richard Henderson <rth@redhat.com>
7813 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7814 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7816 2005-01-30 Richard Henderson <rth@redhat.com>
7819 * config/i386/i386.c (ix86_expand_copysign): New.
7820 (ix86_split_copysign_const): New.
7821 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7822 rearrange op1/nmask operands.
7823 * config/i386/i386-protos.h: Update.
7824 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7825 (copysigndf3): Likewise.
7826 (copysignsf3_const, copysigndf3_const): New.
7827 (copysignsf3_var): Rename from copysignsf3, split out splitter
7828 and fix split predicate for X constraint.
7829 (copysigndf3_var): Similarly.
7831 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7833 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7834 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7835 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7837 2005-01-29 Richard Henderson <rth@redhat.com>
7840 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7841 of # and * in constraints.
7843 2005-01-29 Richard Henderson <rth@redhat.com>
7846 * expr.c (store_field): Don't strip sub-mode cast when the input
7847 data is even smaller.
7849 2005-01-29 Richard Henderson <rth@redhat.com>
7852 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7855 2005-01-29 Richard Henderson <rth@redhat.com>
7857 * combine.c (make_field_assignment): Fix argument order
7860 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7862 PR tree-optimization/15791
7863 * fold-const.c (extract_array_ref): New function.
7864 (fold): Fold comparisons between &a[i] and &a[j] or
7865 semantically equivalent trees.
7867 2005-01-29 Jeff Law <law@redhat.com>
7869 * gcse.c (insert_expr_in_table): Revamp handling of available
7870 and anticipatable occurrence lists to avoid unnecessary list
7872 (insert_set_in_table): Similarly.
7874 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7876 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7878 (c_build_qualified_type): Build qualified array types with
7879 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7880 * c-decl.c (c_make_fname_decl): Build unqualified array type
7881 before qualified type.
7882 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7883 type is qualified, not just if type itself is. Don't apply
7884 qualifiers to array type when declarator is processed. Apply
7885 qualifiers to field type whether or not it is an array type.
7886 Don't handle array types specially for applying qualifiers to
7888 * c-typeck.c (composite_type): Build unqualified element type and
7889 array type when forming composite of array types.
7890 (common_pointer_type, comptypes, comp_target_types,
7891 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7892 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7894 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7895 (args2) in variables a1 and a2.
7897 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7899 * cse.c (n_elements_made, max_elements_made): Remove.
7900 (insert): Don't touch n_elements_made.
7901 (cse_main): Don't touch n_elements_made or max_elements_made.
7903 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7906 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7907 configuration part of dp-bit.c to be lost.
7909 2005-01-28 Roger Sayle <roger@eyesopen.com>
7911 * expmed.c (expand_mult_highpart_optab): When attempting to use
7912 a non-widening multiplication in a wider mode, the operands need
7913 to be converted (zero or sign extended) to that mode.
7915 2005-01-28 Ian Lance Taylor <ian@airs.com>
7919 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7920 through if both operands fall through.
7922 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7924 * cse.c (fold_rtx) <PC>: Don't optimize.
7926 2005-01-28 Jeff Law <law@redhat.com>
7928 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7929 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7931 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7933 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7934 cse_reg_info_used_list_end): Remove.
7935 (cse_reg_info_list, cse_reg_info_list_free): New.
7936 (get_cse_reg_info): When allocating an instance of
7937 cse_reg_info, add it to the beginning of the cse_reg_info_list
7938 list. Remove code to maintain cse_reg_info_used_list.
7939 (new_basic_block): Reset the free list to the beginning of
7942 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7944 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7945 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7946 (frv_expand_mdpackh_builtin): New function.
7947 (frv_expand_builtin): Use it to expand __MDPACKH.
7948 * doc/extend.texi (__MDPACKH): Update documentation.
7950 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7952 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7953 SSE_FLOAT_MODE_P for use_sse computation.
7955 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7958 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7960 2005-01-27 Richard Henderson <rth@redhat.com>
7962 * builtins.c (expand_builtin_copysign): New.
7963 (expand_builtin): Call it.
7964 * genopinit.c (optabs): Add copysign_optab.
7965 * optabs.c (init_optabs): Initialize it.
7966 (expand_copysign): New.
7967 * optabs.h (OTI_copysign, copysign_optab): New.
7968 (expand_copysign): Declare.
7970 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7971 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7973 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7974 (ix86_expand_fp_absneg_operator): ... here.
7975 (ix86_split_copysign): New.
7976 * config/i386/i386-protos.h: Update.
7977 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7978 (copysignsf3, copysigndf3): New.
7980 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7981 (copysignsf3, ncopysignsf3): New.
7982 (copysigndf3, ncopysigndf3): New.
7983 (copysignxf3, ncopysignxf3): New.
7984 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7986 2005-01-27 Arend Bayer <arend.bayer@web.de>
7987 Kazu Hirata <kazu@cs.umass.edu>
7989 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7990 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7991 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7994 2005-01-27 Jeff Law <law@redhat.com>
7996 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7997 definitions of SSA_NAMEs which are not being rewritten.
7998 (rewrite_ssa_into_ssa): Only initialize the current definition
7999 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8000 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8001 SSA_NAMEs before returning.
8003 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8005 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8006 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8007 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8008 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8009 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8011 2005-01-27 Steven Bosscher <stevenb@suse.de>
8014 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8015 higher to -O2 and higher. Likewise for tree PRE.
8016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8019 2005-01-27 Ian Lance Taylor <ian@airs.com>
8022 * gimple-low.c (try_catch_may_fallthru): New static function.
8023 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8024 * tree-inline.c (expand_call_inline): Don't warn about reaching
8025 the end of a non-void function being inlined if the function uses
8028 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8030 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8033 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8034 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8035 (implicitly_declare): Handle error_mark_node.
8037 2005-01-27 Richard Henderson <rth@redhat.com>
8040 * tree.h (struct tree_decl): Add debug_expr_is_from.
8041 (DECL_DEBUG_EXPR_IS_FROM): New.
8042 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8043 * dwarf2out.c (dwarf2out_var_location): Update to match.
8044 * tree-outof-ssa.c (create_temp): Likewise.
8045 * var-tracking.c (track_expr_p): Likewise.
8046 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8047 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8048 * toplev.c (default_tree_printer): Likewise.
8050 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8052 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8053 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8055 2005-01-27 Steven Bosscher <stevenb@suse.de>
8057 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8058 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8059 ASM_CLOBBERS): Add tree checks.
8061 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8062 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8063 * c-common.def (SWITCH_STMT): Update to match.
8064 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8065 macros instead of SWITCH_EXPR ones.
8066 * c-dump.c (c_dump_tree): Likewise.
8067 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8068 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8070 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8072 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8074 * unwind-dw2.c (execute_stack_op): Add missing cases for
8075 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8077 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8079 * config.gcc (Obsolete configurations): Remove 'dummy', add
8080 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8083 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8085 PR tree-optimization/19633
8086 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8088 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8089 are no call-clobbered variables.
8090 * tree-outof-ssa.c (check_replaceable): Return false for calls
8093 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8095 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8096 even for variables with NULL DECL_INITIAL.
8098 2005-01-26 Stuart Hastings <stuart@apple.com>
8100 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8102 2005-01-26 Richard Henderson <rth@redhat.com>
8105 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8107 * expr.c (store_field): Strip conversions to odd-bit-sized types
8108 if the destination field width matches.
8110 2005-01-26 Richard Henderson <rth@redhat.com>
8112 * c-decl.c, expmed.c, expr.c: Revert last change.
8114 2005-01-26 Richard Henderson <rth@redhat.com>
8117 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8119 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8120 if we don't need the bits above those present in the current mode.
8121 * expr.c (store_field): Strip conversions to odd-bit-sized types
8122 if the destination field width matches.
8124 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8126 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8127 either -ffast-math or -funsafe-math-optimizations is in use.
8129 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8133 * config/avr/avr.c (notice_update_cc): Only set condition code for
8134 ashrqi3 if shift count > 0.
8135 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8136 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8137 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8138 count <= 0 as a no-op, and shift count >= width by copying zero
8139 or sign bit to all bits of the result.
8140 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8141 count, with attribute "length" set to 0 and "cc" set to "none".
8143 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8145 * doc/invoke.texi: Document -mTLS.
8147 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8148 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8149 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8150 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8151 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8152 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8153 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8154 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8156 * configure.ac: Check for a TLS capable gas.
8158 * configure: Regenerate.
8160 2005-01-26 Richard Henderson <rth@redhat.com>
8163 * combine.c (make_field_assignment): Simplify store to zero_extract
8164 from a source with an overlapping mask.
8166 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8168 2004-11-11 Eric Christopher <echristo@redhat.com>
8170 * config/frv/frv.md: Add fr400_integer automaton. Don't
8171 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8174 2005-01-26 Steven Bosscher <stevenb@suse.de>
8177 * cfgbuild.c (make_edges): Do not clear or set
8178 current_function_has_computed_jump.
8179 * function.h (struct function): Remove the has_computed_jump field.
8180 (current_function_has_computed_jump): Do not define.
8181 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8182 in a computed jump. Ignore current_function_has_computed_jump.
8184 2005-01-26 Richard Henderson <rth@redhat.com>
8187 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8188 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8190 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8191 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8192 objects into static storage if they have more than one non-zero value.
8193 * tree.h (categorize_ctor_elements): Update decl.
8195 2005-01-26 Steven Bosscher <stevenb@suse.de>
8198 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8199 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8200 to this function from 2004-07-10.
8201 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8202 the current function for tail call optimizations if the address
8203 of one of it its arguments is taken.
8205 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8207 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8209 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8211 * function.c (expand_function_end): If current_function_calls_alloca,
8212 emit stack restore in a place that is reached when the function falls
8215 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8217 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8218 rule to avoid matching inappropriate suffix rule.
8220 2005-01-26 Jan Hubicka <jh@suse.cz>
8222 PR tree-optimization/19241
8223 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8225 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8227 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8228 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8230 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8231 <sim*>: Always use crt1.o, regardless of N in simN.
8232 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8233 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8234 (CRT_CALL_STATIC_FUNCTION): Remove.
8235 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8236 use crt1.o, regardless of N in simN.
8237 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8238 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8239 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8240 case isystem setting.
8241 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8243 2005-01-25 Ian Lance Taylor <ian@airs.com>
8245 * gimple-low.c (block_may_fallthru): Correct handling of
8246 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8248 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8250 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8251 handlers to match indentation; nested under the mtune=* handler.
8252 Similar for mcpu= and march=.
8254 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8256 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8257 * config/mips/linux64.h (LIB_SPEC): Likewise.
8258 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8259 * config/sh/linux.h (LIB_SPEC): Likewise.
8261 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8263 * config/frv/frv.c (frv_legitimize_tls_address): New.
8264 (TARGET_HAVE_TLS): Define.
8265 (FRV_SYMBOL_REF_TLS_P): Define.
8266 (frv_override_options): Handle new register classes.
8267 (frv_legitimate_address_p): Reject tls addresses.
8268 (frv_legitimize_address): Handle TLS addresses.
8269 (gen_inlined_tls_plt): New.
8271 (frv_legitimize_tls_address): New.
8272 (unspec_got_name): Add TLS entries.
8273 (got12_operand): Add R_FRV_TLSMOFF12 case.
8274 (frv_emit_move): Fixup TLS addresses.
8275 (frv_emit_movsi): Legitimize TLS addresses.
8277 * config/frv/frv.h (MASK_BIG_TLS): New.
8278 (TARGET_BIG_TLS): New.
8279 (HAVE_AS_TLS): Define.
8280 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8281 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8282 (REG_CLASS_NAMES): Same.
8283 (REG_CLASS_CONTENTS): Same.
8284 (CONSTRAINT_LEN): New.
8285 (REG_CLASS_FROM_CONSTRAINT): New.
8286 (PREDICATE_CODES): Add symbolic_operand.
8288 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8289 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8290 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8291 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8292 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8293 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8294 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8295 GR9_REG, GR14_REG, LRREG.
8296 (type): Add load_or_call attribute.
8297 ("load_or_call"): New reservation.
8298 ("call_gettlsoff"): New.
8299 ("tls_indirect_call"): New.
8300 ("tls_load_gottlsoff12"): New.
8301 ("tlsoff_hilo"): New.
8302 ("tls_tlsdesc_ldd"): New.
8303 ("tls_tlsoff_ld"): New.
8306 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8308 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8310 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8311 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8312 * config/frv/frv.c (TLS_BIAS): Define.
8313 (frv_output_dwarf_dtprel): New.
8315 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8317 PR rtl-optimization/19579
8318 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8319 both A and B, see if they don't clobber registers the other expr uses.
8321 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8323 * real.c (do_add): Initialize signalling and canonical members.
8325 * real.c (real_from_integer): Zero out destination.
8327 2005-01-18 Jan Hubicka <jh@suse.cz>
8329 PR tree-optimize/19337
8330 * tree-inline.c (initialize_inlined_parameters): Copy
8331 saved_static_chain_decl only.
8333 2005-01-25 Richard Henderson <rth@redhat.com>
8337 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8338 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8339 80387 enabled, to return a proper subclass. Return the subset that
8340 overlaps with GENERAL_REGS for PLUS.
8341 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8343 2005-01-25 Richard Henderson <rth@redhat.com>
8346 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8348 2005-01-25 Roger Sayle <roger@eyesopen.com>
8350 * expmed.c (choose_multiplier): Change interface to return the
8351 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8352 (expand_divmod): Update calls to choose_multiplier.
8354 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8357 * expmed.c (extract_bit_field): Use adjust_address instead of
8358 gen_lowpart when op0 is a MEM.
8360 2005-01-24 Steven Bosscher <stevenb@suse.de>
8362 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8364 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8366 * config/mips/irix-csr.c: New file.
8367 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8368 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8369 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8372 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8375 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8376 sparc/elf.h, add sparc/sp-elf.h.
8377 (sparc-*-rtems*): Likewise.
8378 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8379 tm-dwarf2.h, add sparc/sp-elf.h.
8380 (sparc86x-*-elf): Likewise.
8381 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8382 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8383 TARGET_OS_CPP_BUILTINS.
8384 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8385 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8387 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8388 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8389 (SWITCH_TAKES_ARG): Likewise.
8390 (LOCAL_LABEL_PREFIX): Likewise.
8391 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8392 (TARGET_N_FORMAT_TYPES): Delete.
8393 (TARGET_FORMAT_TYPES): Likewise.
8394 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8395 * config/sparc/elf.h: Delete.
8396 * config/sparc/sp-elf.h: New file.
8398 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8400 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8401 * tree-flow.h: Remove the corresponding prototype.
8402 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8403 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8405 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8408 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8409 for AIX ABI or ELF -fPIC.
8410 (rs6000_emit_load_toc_table): Don't create toc_section here.
8411 (rs6000_xcoff_file_start): Nor here.
8413 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8415 * sh.c (ra.h): Don't #include.
8416 (hard_regs_intersect_p): New function, resurrected from ra.c.
8418 * sh.c: Fix 1996 Copyright.
8420 2005-01-24 Richard Henderson <rth@redhat.com>
8421 Aldy Hernandez <aldyh@redhat.com>
8423 * regrename.c (note_sets): Handle subregs.
8425 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8428 * genconditions.c (write_header, write_conditions): Elide file if
8431 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8433 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8434 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8437 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8439 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8440 expand_builtin_printf, expand_builtin_fprintf,
8441 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8442 checking against POINTER_TYPE.
8443 (validate_arglist): Handle POINTER_TYPE code by checking
8446 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8448 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8450 (for_each_rtx): Call for_each_rtx_1.
8451 * rtl.h (init_rtlanal): Declare.
8452 * toplev.c (backend_init): Call init_rtlanal.
8454 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8456 * flow.c (propagate_one_insn): Formatting.
8459 * flow.c (libcall_dead_p): Be more conservative if unsure.
8460 If there are any instructions between insn and call, see if they are
8461 all dead before saying the libcall is dead.
8463 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8465 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8466 operand constraint for operand 0.
8468 2005-01-23 Richard Henderson <rth@redhat.com>
8471 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8472 edges leading to join block.
8474 2005-01-23 Roger Sayle <roger@eyesopen.com>
8476 * expmed.c (expand_mult_highpart): Make static. Change type of
8477 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8478 (expand_divmod): Updates calls to expand_mult_highpart by using
8479 gen_int_mode to pass a CONST_INT rtx.
8480 * rtl.h (expand_mult_highpart): Remove prototype.
8482 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8484 * flow.c (regset_bytes, regset_size): Remove.
8486 * cfganal.c: Fix a reference to Harvey's paper.
8488 2005-01-23 Steven Bosscher <stevenb@suse.de>
8490 PR rtl-optimization/19464
8491 * tree-optimize.c (init_tree_optimization_passes): Add one more
8492 copyrename pass just before out-of-ssa.
8494 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8497 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8498 * ggc-none.c (ggc_free): Define.
8500 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8502 * cse.c (max_reg, max_insn_uid): Remove.
8503 (cse_main): Don't access max_reg or max_insn_uid.
8505 * c-common.c (explicit_flag_signed_bitfields,
8506 lang_statement_code_p, lang_expand_function_end): Remove.
8507 * c-common.h: Remove the corresponding declarations.
8508 * c-opts.c (c_common_handle_option): Remove all write access
8509 to explicit_flag_signed_bitfields.
8511 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8512 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8513 * cgraph.h: Remove the corresponding declaration.
8515 * gcse.c (null_pointer_info): Remove.
8517 2005-01-23 Roger Sayle <roger@eyesopen.com>
8518 Eric Botcazou <ebotcazou@libertysurf.fr>
8520 * combine.c (simplify_logical): Only simplify logical expressions
8521 of the form ior(and(x,y),z) by the inverse distributive law if the
8522 result is cheaper than the original.
8524 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8526 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8527 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8528 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8529 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8530 config/freebsd-spec.h, config/arm/arm.h,
8531 config/h8300/h8300.md, config/i386/i386.md,
8532 config/i386/predicates.md, config/i386/sse.md,
8533 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8534 config/vax/vax.md: Fix comment typos. Follow spelling
8537 2005-01-23 Steven Bosscher <stevenb@suse.de>
8539 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8540 tests, instead of `less than'.
8542 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8544 * function.c (assign_parm_setup_block): When creating a new stack slot
8545 for a parameter, get its alignment from the parameter's DECL_ALIGN
8546 rather than the type's TYPE_ALIGN. Make sure that the parameter
8547 is at least word aligned.
8549 2005-01-22 Roger Sayle <roger@eyesopen.com>
8552 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8554 2005-01-22 Richard Henderson <rth@redhat.com>
8557 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8558 in both compare operands.
8559 (movdfcc_1_sse_max): Likewise.
8560 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8561 (movdfcc_1_sse): Likewise.
8562 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8563 scratch register as needed.
8565 2005-01-22 Richard Henderson <rth@redhat.com>
8567 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8569 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8571 2005-01-22 Richard Henderson <rth@redhat.com>
8573 * genopinit.c (optabs): Use smin/smax for floating point too.
8574 * doc/md.texi: Update to match. Clarify that floating point
8575 results are undefined for +0/-0 and NaN.
8576 * doc/rtl.texi: Likewise.
8577 * rtl.def (SMIN, SMAX): Likewise
8578 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8580 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8581 leading 's' to the name.
8582 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8583 smaxxf3, sminxf3): Likewise.
8584 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8587 2005-01-22 Paul Brook <paul@codesourcery.com>
8589 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8591 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8593 * config/s390/s390.c (struct processor_costs): New fields
8594 dlgr, dlr, dr, dsgfr, dsgr.
8595 (z900_cost, z990_cost): Values for new fields.
8596 (s390_rtx_costs): New cases MEM und COMPARE in switch
8597 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8598 DIV, MOD, UDIV, UMOD.
8600 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8602 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8603 into the register being decremented.
8604 ("doloop_si31", "doloop_di"): Likewise.
8605 ("*doloop_si_long"): Adapt pattern.
8607 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8609 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8611 (CLASS_MAX_NREGS): Likewise.
8613 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8615 * doc/tree-ssa.texi (Statement Operands): Add example for new
8616 must-def macro. Note deprecation of old operands interface.
8618 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8620 PR tree-optimization/19484
8621 * tree-cfg.c (remove_fallthru_edge): New function.
8622 (cleanup_control_flow): Remove fallthru edges from calls that are
8623 now known not to return.
8625 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8627 Fix PR tree-optimization/19038
8628 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8629 copies with loop variant ones.
8631 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8633 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8634 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8635 config/alpha/alpha.md, config/alpha/predicates.md,
8636 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8637 config/sparc/sol2.h: Update copyright.
8639 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8640 first label to see if it is a nonlocal label.
8642 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8643 Andrew Pinski <pinskia@physics.uc.edu>
8646 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8647 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8649 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8651 * config/rs6000/rtems.h: Update copyright.
8653 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8656 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8657 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8658 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8660 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8663 * c-typeck.c (convert_arguments): Check for error_mark_node.
8665 2005-01-21 Ian Lance Taylor <ian@airs.com>
8667 PR tree-optimization/13000
8668 * tree-inline.c: Include "tree-flow.h".
8669 (expand_call_inline): If warn_return_type, warn if non-void inline
8670 function falls through.
8671 * tree-cfg.c (execute_warn_function_return): Don't warn about
8672 control reaching end if TREE_NO_WARNING is set. Set
8674 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8676 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8677 branch if we don't need one.
8678 * c-typeck.c: Include "tree-flow.h"
8679 (c_finish_bc_stmt): Don't add a goto if the current statement
8680 list doesn't fall through to the current point.
8682 2005-01-21 Roger Sayle <roger@eyesopen.com>
8684 PR rtl-optimization/576
8685 * real.c (real_arithmetic): Change return type from void to bool
8686 to return an indication that the result may be inexact.
8687 * real.h (real_arithmeric): Update prototype.
8688 * fold-const.c (const_binop): Don't constant fold floating
8689 point expressions when the user specifies -frounding-math and
8690 the result may depend upon the run-time rounding mode.
8691 (fold_convert_const_real_from_real): Clean-up.
8692 (fold_initializer): Ignore flag_rounding_math for initializers.
8693 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8694 constant fold FP operations with flag_rounding_math if the
8695 result may depend upon the run-time rounding mode.
8697 2005-01-21 Tom Tromey <tromey@redhat.com>
8699 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8701 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8703 * tree-cfg.c: Fix comment typos.
8705 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8707 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8708 around the call to rest_of_handle_branch_target_load_optimize.
8710 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8712 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8713 (sparc64-*-openbsd*): Likewise.
8714 (sparclite-*-elf*): Include tm-dwarf2.h.
8715 (sparc86x-*-elf*): Likewise.
8716 (sparc64-*-elf*): Likewise.
8717 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8718 (DBX_DEBUGGING_INFO): Likewise.
8719 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8720 (PREFERRED_DEBUGGING_TYPE): Likewise.
8721 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8722 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8723 (PREFERRED_DEBUGGING_TYPE): Likewise.
8724 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8725 (PREFERRED_DEBUGGING_TYPE): Likewise.
8726 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8728 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8731 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8733 2005-01-20 Paul Brook <paul@codesourcery.com>
8735 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8737 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8739 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8740 label is first in a sequence of labels.
8742 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8744 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8745 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8747 * doc/sourcebuild.texi (Test Directives): New.
8749 2005-01-20 Roger Sayle <roger@eyesopen.com>
8751 * real.c (real_floor): Don't leave the result uninitialized when
8752 mode is VOIDMode, but return the unrounded intermediate value.
8753 (real_ceil): Likewise.
8755 2005-01-20 Paul Brook <paul@codesourcery.com>
8757 * config/arm/arm.md (insv): Use gen_int_mode.
8759 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8761 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8762 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8763 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8764 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8765 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8767 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8770 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8771 fbreg, so we have to assume we can't.
8772 (loc_descriptor_from_tree_1): Ditto.
8773 (containing_function_has_frame_base): New function.
8774 (add_location_or_const_value_attribute): Use it.
8775 Also try to generate a frame_base from a single element location
8778 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8780 PR tree-optimization/15349
8781 * timevar.def (TV_TREE_MERGE_PHI): New.
8782 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8784 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8785 calls to tree_forwarder_block_p.
8786 (remove_forwarder_block_with_phi, merge_phi_nodes,
8787 gate_merge_phi, pass_merge_phi): New.
8788 * tree-optimize.c (init_tree_optimization_passes): Add
8790 * tree-pass.h: Add an extern for pass_merge_phi;
8792 2005-01-20 Richard Henderson <rth@redhat.com>
8795 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8796 (_mm_castps_pd, _mm_castps_si128): New.
8797 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8799 2005-01-20 Richard Henderson <rth@redhat.com>
8802 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8803 __builtin_ia32_vec_init_v2si.
8804 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8805 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8806 (ix86_init_mmx_sse_builtins): Create it.
8807 (ix86_expand_builtin): Expand it.
8808 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8809 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8810 (vec_extractv2si_0, vec_extractv2si_1): New.
8812 2005-01-20 Richard Henderson <rth@redhat.com>
8815 * config/i386/i386.c (ix86_expand_push): New.
8816 * config/i386/mmx.md (push<MMXMODE>1): New.
8817 * config/i386/sse.md (push<SSEMODE>1): New.
8818 * config/i386/i386-protos.h: Update.
8820 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8822 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8825 2005-01-20 Richard Henderson <rth@redhat.com>
8827 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8828 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8830 2005-01-19 Richard Henderson <rth@redhat.com>
8833 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8834 to V4SFmode in SSE1 fallback load path.
8836 2005-01-19 Richard Henderson <rth@redhat.com>
8838 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8839 in QImode expansion to ix86_expand_vector_set.
8840 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8842 2005-01-19 Richard Henderson <rth@redhat.com>
8845 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8846 subclass of the input class.
8847 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8848 Always true for cross-SSE1 classes. Rationalize conditionals.
8849 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8850 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8851 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8852 (movdi_2): Add MMX/SSE zeros.
8853 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8854 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8855 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8856 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8857 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8858 (zero_extendsidi2_rex64_1): Remove.
8859 (MOV0 peephole): Check GENERAL_REG_P.
8861 2005-01-19 Richard Henderson <rth@redhat.com>
8864 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8866 (ix86_expand_vector_extract): Likewise.
8868 2005-01-19 Richard Henderson <rth@redhat.com>
8871 * expr.c (emit_move_change_mode): New argument force; use
8872 simplify_gen_subreg if true.
8873 (emit_move_via_alt_mode): Merge into ...
8874 (emit_move_via_integer): ... here.
8875 (emit_move_ccmode): Use emit_move_change_mode directly.
8877 2005-01-19 Richard Henderson <rth@redhat.com>
8880 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8881 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8882 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8884 (alpha_emit_set_const): Likewise. Make static.
8885 (alpha_emit_set_long_const): Make static.
8886 (alpha_extract_integer): Split out from alpha_expand_mov.
8887 (alpha_split_const_mov): Likewise.
8888 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8889 (alpha_legitimate_constant_p): New.
8890 * config/alpha/alpha-protos.h: Update.
8891 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8892 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8893 * config/alpha/alpha.md (movsi): Add n alternative.
8894 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8895 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8896 (splitters for all of the above): Use alpha_split_const_mov.
8897 * config/alpha/predicates.md (non_add_const_operand): New.
8898 (non_zero_const_operand): New.
8899 (input_operand): Use alpha_legitimate_constant_p after reload.
8901 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8903 PR tree-optimization/19038
8904 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8905 (add_candidate): Add ivs with increment in latch only if
8906 allow_ip_end_pos_p is true.
8907 (determine_iv_cost): Use empty_block_p.
8909 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8911 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8912 (compute_dominance_frontiers): Ditto.
8914 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8917 * config/sh/t-rtems: New.
8918 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8920 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8922 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8923 the offset of the selected field.
8925 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8927 * tree-cfg.c (remove_forwarder_block): Fix the check to
8928 prevent a nonlocal label from appearing in the middle of a
8931 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8933 PR rtl-optimization/19462
8934 * reorg.c (find_end_label): Create return insn only if
8935 current_function_epilogue_delay_list is empty.
8937 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8939 * doc/passes.texi: Remove paragraph mentioning new-ra.
8941 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8943 PR rtl-optimization/15139
8944 * combine.c: Include params.h.
8945 (count_rtxs): New function.
8946 (record_value_for_reg): If replace_rtx would replace at least
8947 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8948 (clobber (const_int 0)) instead of TEM.
8949 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8950 * params.h (MAX_LAST_VALUE_RTL): New.
8951 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8952 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8955 * c-typeck.c (digest_init): Only call build_vector if all constructor
8956 elements are *_CST nodes.
8957 * gimplify.c (gimplify_init_constructor): Likewise.
8960 * c-typeck.c (digest_init): Only call build_vector if inside_init
8963 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8965 * toplev.c (init_asm_output): Remove dead #ifdef.
8967 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8969 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8971 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8973 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8974 accessing DECL_FUNCTION_CODE.
8975 * dojump.c (do_jump): Likewise.
8976 * gimplify.c (gimplify_call_expr): Likewise.
8977 * predict.c (expr_expected_value): Likewise.
8978 (strip_builtin_expect): Likewise.
8979 * tree-inline.c (estimate_num_insns_1): Likewise.
8980 * tree-ssa-loop-im.c (stmt_cost): Likewise
8981 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8982 (tree_expr_nonnegative_p): Likewise.
8984 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8986 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8987 variant of the load_pcrel_sym pattern.
8988 * config/sparc/sparc.md (P macro): Move to the top.
8989 (load_pcrel_sym): Macroize using P.
8990 (save_register_window): Likewise.
8992 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8994 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8997 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9000 * c-typeck.c (build_asm_expr): Strip nops off
9001 input memory operands.
9003 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9005 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9006 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9007 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9008 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9010 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9013 * config/i386/i386.c (override_options): If the 80387 is disabled,
9014 then do not return FP values using FP registers.
9016 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9018 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9019 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9020 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9021 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9022 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9023 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9024 output.h, postreload-gcse.c, postreload.c, recog.c,
9025 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9026 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9027 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9028 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9029 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9030 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9031 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9032 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9034 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9035 config/alpha/alpha.c, config/arm/vfp.md,
9036 config/i386/emmintrin.h, config/i386/i386-modes.def,
9037 config/i386/i386-protos.h, config/i386/i386.h,
9038 config/i386/pmmintrin.h, config/i386/ppro.md,
9039 config/i386/predicates.md, config/i386/xmmintrin.h,
9040 config/i860/i860.c, config/ia64/ia64-modes.def,
9041 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9042 config/ia64/ia64.md, config/ia64/itanium1.md,
9043 config/ia64/itanium2.md, config/ia64/predicates.md,
9044 config/iq2000/iq2000.h, config/mips/linux64.h,
9045 config/rs6000/aix41.h, config/rs6000/aix43.h,
9046 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9047 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9048 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9049 config/sparc/linux64.h, config/sparc/litecoff.h,
9050 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9051 config/sparc/sparc.h, config/sparc/sparc.md,
9052 config/sparc/sysv4-only.h: Update copyright.
9054 2005-01-18 Richard Henderson <rth@redhat.com>
9057 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9059 2005-01-18 Marc Espie <espie@openbsd.org>
9060 * config/i386/openbsdelf.h: Typo.
9062 2005-01-18 Richard Henderson <rth@redhat.com>
9064 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9065 special case for sse.
9066 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9068 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9070 * tree-inline.c (estimate_num_insns_1): Added cases for
9071 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9073 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9075 PR rtl-optimization/19296
9076 * combine.c (simplify_comparison): Rewrite the condition under
9077 which a non-paradoxical SUBREG of a PLUS can be lifted when
9078 compared against a constant.
9080 2005-01-18 Andi Kleen <ak@muc.de>
9082 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9083 * c.opt (-Wpointer-sign): Add.
9084 * doc/invoke.texi: (-Wpointer-sign): Add.
9086 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9088 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9089 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9090 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9091 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9092 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9093 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9094 for TARGET_MIX_SSE_I387.
9095 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9096 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9097 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9098 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9099 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9100 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9101 TARGET_MIX_SSE_I387.
9102 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9105 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9108 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9109 Add movaps alternative for xmm reg->reg move.
9111 2005-01-17 Jeff Law <law@redhat.com>
9113 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9114 at the end of the main DOM loop rather than just before DOM exits.
9116 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9118 PR tree-optimization/19121
9119 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9120 adding aliases to a name tag, also add them to the pointer's
9122 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9123 sensitive alias info at all. Only check that the two pointers
9124 have compatible pointed-to sets.
9125 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9126 a pointer's type tag is a superset of the alias set of the
9129 2005-01-17 James E Wilson <wilson@specifixinc.com>
9132 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9133 comment to document why.
9135 2005-01-17 Richard Henderson <rth@redhat.com>
9137 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9138 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9139 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9140 sse2_vmsminv2df3_finite): New.
9141 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9142 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9143 Force op1 into register.
9145 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9147 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9148 bubblestrap from always rebuilding build directory.
9150 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9152 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9153 ("*cmpmem_short"): Likewise.
9155 2005-01-17 Steven Bosscher <stevenb@suse.de>
9157 * basic-block.h: Document BB_* flags.
9158 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9159 use an sbitmap instead.
9160 * sched-rgn.c (compute_trg_info): Likewise.
9162 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9164 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9165 redundant target_cpu_default and extra_parts lines. Use the default
9167 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9168 (SUBTARGET_EXTRA_SPECS): Delete.
9169 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9170 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9171 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9172 and "n32" for -mabi=n32.
9174 2005-01-17 Ian Lance Taylor <ian@airs.com>
9177 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9178 fold constant variables into initial values.
9180 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9182 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9184 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9185 through the statements backward.
9187 2005-01-17 Ian Lance Taylor <ian@airs.com>
9189 PR middle-end/13127:
9190 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9191 a variable set to the return value of the inlined function.
9193 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9195 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9196 when modes are tieable.
9198 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9200 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9201 of pthread_create to find out if threads are enabled.
9202 * gthr-posix95.h (__gthread_active_p): Likewise.
9204 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9206 * common.opt (-fnew-ra): Remove.
9208 * toplev.h (flag_new_regalloc): Remove.
9209 * Makefile.in (ra*.*): Don't mention.
9210 * passes.c (rest_of_handle_new_regalloc): Remove.
9211 (rest_of_handle_combine, rest_of_compilation): Always consider
9212 flag_new_regalloc as false.
9213 * doc/invoke.texi: Don't document -fnew-ra.
9215 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9217 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9218 last parameter to reg_scan.
9219 * loop.c (loop_optimize): Likewise.
9220 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9221 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9222 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9223 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9224 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9225 * regclass.c (reg_scan): Likewise, for the declaration.
9226 * rtl.h (reg_scan): Likewise, for the prototype.
9228 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9230 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9231 mark_dfs_back_edges.
9233 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9235 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9236 (compute_avail): Uses don't go in tmp_gen.
9238 2005-01-16 Steven Bosscher <stevenb@suse.de>
9240 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9241 loop to look for a free slot in a page entry.
9243 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9246 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9247 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9248 just before targetm.asm_out.file_end.
9249 * tree.h (process_pending_assemble_output_defs): Declare.
9250 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9252 (assemble_alias): Defer generation of assembly code for defines when
9253 TARGET_DEFERRED_OUTPUT_DEFS is true.
9254 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9255 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9256 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9258 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9261 * pa.c (pa_scalar_mode_supported_p): New function.
9262 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9263 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9265 * pa-protos.h (prefetch_operand): Delete.
9266 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9267 * pa.c (prefetch_operand): Delete.
9268 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9269 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9270 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9271 and prefetch_nocc_operand.
9272 * pa.md (prefetch): Rework to avoid reload problems handling short
9273 displacements when a cache control completer needs to be provided.
9274 (prefetch_32, prefetch_64): Delete.
9275 (prefetch_cc, prefetch_nocc): New patterns.
9277 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9279 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9281 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9284 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9285 exceeds maximum alignment for global common data.
9286 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9287 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9289 2004-01-15 Roger Sayle <roger@eyesopen.com>
9291 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9293 2004-01-15 Roger Sayle <roger@eyesopen.com>
9295 * harg-reg-set.h (reg_class_names): Prototype global array.
9296 * regclass.c (reg_class_names): Declare here and initialize to
9298 (dump_regclass): Remove local declaration of reg_class_names.
9299 (regclass): Likewise.
9300 * cfg.c (dump_flow_info): Likewise.
9301 * ra-debug.c (reg_class_names): Likewise.
9302 * regrename.c (reg_class_names): Likewise.
9303 * reload.c (reg_class_names): Likewise.
9304 * reload1.c (spill_failure): Likewise.
9305 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9307 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9309 * config/s390/s390.md ("reload_outti"): Remove predicate for
9310 output operand. Abort if operand is not a MEM.
9311 ("reload_outdi", "reload_outdf"): Likewise.
9313 2005-01-15 Marc Espie <espie@openbsd.org>
9315 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9316 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9317 * config/openbsd.h: Fix C++ includes for native configurations.
9318 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9319 Add trampoline support.
9320 * config/i386/openbsdelf.h: New.
9322 2005-01-15 Marc Espie <espie@openbsd.org>
9324 * collect2.c (main): Explicitly parse -dynamic-linker option.
9326 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9328 PR tree-optimization/19060
9329 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9330 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9331 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9332 and handle extract_range_from_cond returning false.
9333 * fold-const.c (fold): Optimize comparisons with min/max even for
9334 width > HOST_BITS_PER_WIDE_INT.
9336 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9338 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9339 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9340 Remove little endian multilib variants.
9341 Add mips32 multilib variant.
9343 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9345 * explow.c (copy_all_reg, stabilize): Remove.
9346 * expr.h: Remove the corresponding prototypes.
9348 * rtlanal.c (regs_set_between_p): Remove.
9349 * rtl.h: Remove the corresponding prototype.
9351 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9353 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9354 to rs6000_nonimmediate_operand.
9355 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9356 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9357 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9358 rs6000_nonimmediate_operand.
9359 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9360 rs6000_nonimmediate_operand.
9362 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9364 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9366 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9368 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9370 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9371 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9373 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9374 (rs6k_nonimmediate_operand): New.
9375 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9377 (legitimate_lo_sum_address_p): Same.
9378 (rs6000_legitimize_address): Same.
9379 (rs6000_legitimize_reload_address): Same.
9380 (rs6000_legitimate_address): Same.
9381 (spe_build_register_parallel): Pass DF and DC modes in a DI
9384 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9385 to rs6k_nonimmediate_operand.
9387 * config/rs6000/spe.md ("*frob_df_di"): New.
9388 ("*frob_di_df"): New.
9389 ("*frob_di_df_2"): New.
9390 ("*mov_sidf_e500_subreg0"): New.
9391 ("*mov_sidf_e500_subreg4"): New.
9392 ("*movdf_e500_double"): Change predicate to
9393 rs6k_nonimmediate_operand.
9395 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9397 * postreload.c (move2add_note_store): Only call
9398 trunc_int_for_mode on scalar integers.
9400 2005-01-14 Steven Bosscher <stevenb@suse.de>
9402 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9403 replace BB_VISITED uses.
9404 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9405 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9406 (tree_dce_done): Free visited_control_parents.
9407 (perform_tree_ssa_dce): Allocate and clear it.
9408 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9409 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9410 instead of BB_VISITED.
9412 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9414 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9415 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9416 Remove unused prototypes.
9418 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9420 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9421 64-bit register usage.
9422 (spe_func_has_64bit_regs_p): Add FIXME note.
9424 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9426 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9427 flag_finite_math_only with flag_unsafe_math_optimizations.
9429 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9431 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9433 (__tpf_eh_return): Copy TPF private stack area from the module
9434 boundary stack frame. Add check for when module addresses are
9435 equal, but no stub address is found.
9437 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9440 * arm.h (struct machine_function): Add call_via field.
9441 (thumb_call_via_label): Declare.
9442 * arm.c (thumb_call_via_label): New variable.
9443 (thumb_call_reg_needed): New variable.
9444 (arm_output_function_epilogue): For Thumb code, output any per-function
9445 call-indirect trampolines.
9446 (thumb_call_via_reg): New function.
9447 (arm_file_end): New function.
9448 (TARGET_ASM_FILE_END): Call arm_file_end.
9449 (aof_file_end): Likewise.
9450 * arm-protos.h (thumb_call_via_reg): Declare.
9451 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9452 thumb_call_via_reg in normal case.
9454 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9457 PR rtl-optimization/19348
9458 * recog.c (peephole2_optimize): Do global life update if some peephole
9459 decides it doesn't need at least one of its inputs and that change
9460 influences liveness at the start of the basic block.
9462 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9463 arguments instead of 1.
9465 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9468 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9469 zero for nested functions needing a static chain or functions
9470 with a non-constant address.
9472 2005-01-13 Roger Sayle <roger@eyesopen.com>
9474 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9475 (and (sign_extend X) C) into (zero_extend (and X C)).
9477 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9479 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9481 2005-01-13 Richard Henderson <rth@redhat.com>
9486 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9487 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9488 not just TARGET_SSE.
9489 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9490 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9491 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9492 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9493 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9494 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9495 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9496 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9497 (movdicc_c_rex64): Rename with '*'.
9498 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9499 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9500 (movsfcc_1_387): Rename from movsfcc_1.
9501 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9502 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9503 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9504 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9505 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9506 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9507 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9508 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9509 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9510 sse_movdfcc_const0_4): Remove.
9511 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9512 recognize min/max early. Update for changed sse cmove patterns.
9513 (ix86_split_sse_movcc): New.
9514 * config/i386/i386-protos.h: Update.
9516 2005-01-13 Steven Bosscher <stevenb@suse.de>
9518 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9519 (fix_stmt_v_may_defs): Likewise.
9521 2005-01-13 Richard Henderson <rth@redhat.com>
9523 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9524 for converting the mask.
9526 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9528 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9531 2005-01-13 Richard Henderson <rth@redhat.com>
9533 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9534 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9535 IX86_BUILTIN_MOVDQ2Q): Remove.
9536 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9537 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9538 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9540 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9541 (sse2_pextrw): Fix immediate constraint.
9542 (sse2_loadq, sse2_loadq_rex64): Remove.
9543 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9544 Use __builtin_ia32_vec_ext_<size>.
9545 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9547 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9549 * function.c (assign_parm_setup_block): Look inside original
9550 entry_parm when inspecting PARALLEL.
9552 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9553 Joel Sherrill <joel@oarcorp.com>
9556 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9557 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9558 rtems_gxx_recursive_mutex_init.
9559 (__gthread_recursive_mutex_lock): New function.
9560 (__gthread_recursive_mutex_trylock): Likewise.
9561 (__gthread_recursive_mutex_unlock): Likewise.
9563 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9565 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9567 2005-01-13 Jan Beulich <jbeulich@novell.com>
9569 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9570 (ashrti3_internal): Indicate output is early clobber. Generate result
9571 into output rather than first input. Use move for low word of output
9572 if shift count is exactly 64.
9573 (lshrti3_internal): Likewise.
9575 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9579 * reload1.c (delete_output_reload): Don't delete an output reload
9580 if the pseudo lives longer than a single basic block. Adjust and
9581 improve wording of comment.
9583 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9586 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9587 of TYPE_SIZE where we mean the number of bytes.
9589 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9591 * function.c (assign_parm_setup_block): Relax condition on
9592 multi-register optimization.
9594 2005-01-12 Nick Clifton <nickc@redhat.com>
9596 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9597 an "in_delay_slot" attribute of "no" to prevent them being used in
9598 delay slots. This is forbidden because they might generate
9601 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9604 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9607 2005-01-12 Nick Clifton <nickc@redhat.com>
9609 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9610 passed on to GAS) but do not define, as GAS no longer supports or
9611 needs the -m2000 option.
9613 2005-01-11 Roger Sayle <roger@eyesopen.com>
9615 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9616 type as args of unprototyped builtins aren't automatically promoted.
9617 (fold_builtin_abs): Likewise.
9619 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9621 * Makefile.in: Set a `build-warn' variable.
9623 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9625 PR tree-optimization/17949
9626 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9627 (find_interesting_uses_address): Use it.
9629 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9631 * regrename.c (kill_value): Handle subreg's that won't simplify.
9633 2005-01-11 Richard Henderson <rth@redhat.com>
9636 * config/i386/i386.h (enum ix86_builtins): Move ...
9637 * config/i386/i386.c: ... here.
9638 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9639 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9640 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9641 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9642 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9643 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9644 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9645 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9646 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9647 IX86_BUILTIN_LOADDDUP): Remove.
9648 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9649 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9650 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9651 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9652 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9653 (ix86_init_builtins): Make static.
9654 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9655 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9656 if all the modes match. Otherwise, fake it.
9657 (get_element_number, ix86_expand_vec_init_builtin,
9658 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9659 (ix86_expand_builtin): Make static. Update for changed builtins.
9660 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9661 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9662 (ix86_expand_vector_init_duplicate): New.
9663 (ix86_expand_vector_init_low_nonzero): New.
9664 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9665 Split out from ix86_expand_vector_init; handle integer modes.
9666 (ix86_expand_vector_init): Use them.
9667 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9668 * config/i386/i386-protos.h: Update.
9669 * config/i386/predicates.md (reg_or_0_operand): New.
9670 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9671 (movv2sf_internal): Likewise. And a splitter to match them all.
9672 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9673 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9674 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9675 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9676 (mmx_pinsrw): Fix operand ordering.
9677 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9678 rather than sse_loadss expander.
9679 (movv2df splitter): Similarly.
9680 (sse_loadss, sse_loadlss): Remove.
9681 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9682 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9683 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9684 (sse3_movddup): Rename with '*'.
9685 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9686 (sse2_loadsd): Remove.
9687 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9688 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9689 (sse2_pinsrw): Fix argument ordering.
9690 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9691 (sse2_stored): Remove 'r' destination.
9692 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9693 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9694 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9695 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9696 vec_extractv16qi, vec_initv16qi): New.
9698 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9699 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9700 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9702 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9703 (_mm_load_si128, _mm_store_si128): Likewise.
9704 (_mm_load1_pd): Use _mm_set1_pd.
9705 (_mm_load_sd): Use _mm_set_sd.
9706 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9707 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9708 (_mm_set_epi64): Use _mm_set_epi64x.
9709 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9710 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9711 _mm_setr_epi8): Use _mm_set_foo form.
9712 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9713 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9714 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9715 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9716 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9717 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9718 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9719 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9720 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9721 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9722 (_mm_movedup_pd): Use _mm_shuffle_pd.
9723 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9724 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9725 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9726 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9728 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9729 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9730 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9731 (_mm_store_ps): Use raw dereference.
9732 (_mm_store1_ps): Use _mm_storeu_ps.
9733 (_mm_storer_ps): Use _mm_store_ps.
9734 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9735 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9737 2005-01-11 Stan Shebs <shebs@apple.com>
9739 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9740 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9742 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9745 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9746 Skip all DECLs except for FIELD_DECLs.
9748 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9750 * config/s390/s390.c (override_options): Return error if
9751 -mbackchain, -mpacked-stack and -mhard-float are used together.
9752 (s390_va_start): Remove the backchain && packed-stack special case.
9753 (s390_gimplify_va_arg): Likewise.
9754 * doc/invoke.texi: Remove the ABI incompatibility note.
9756 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9758 * config/s390/s390.c (struct s390_frame_layout): Remove
9760 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9761 save_backchain_p with TARGET_BACKCHAIN.
9763 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9766 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9767 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9768 * function.c (locate_and_pad_parm): Set new field.
9769 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9770 Tweak where_pad test to include "none". Always set mem align for
9772 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9773 not sufficient for type.
9774 (assign_parm_setup_block): If stack_parm is zero on entry, always
9775 make a new stack local. Block move old stack parm if necessary
9776 to new aligned stack local.
9777 (assign_parm_setup_stack): Use a block move to handle
9778 potentially misaligned entry_parm.
9779 (assign_parms_unsplit_complex): Specify required alignment when
9780 creating stack local.
9781 * calls.c (compute_argument_addresses): Override alignment of stack
9782 arg calculated from its type with the alignment given by
9783 FUNCTION_ARG_BOUNDARY.
9784 (store_one_arg): Likewise.
9786 2005-01-11 Jan Beulich <jbeulich@novell.com>
9788 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9789 Change respective itanium_class attribute to ialu.
9790 (shladdp4_internal): New.
9791 * config/ia64/predicates.md (shladd_log2_operand): New.
9793 2005-01-11 Richard Henderson <rth@redhat.com>
9795 * expr.c (store_constructor): Use rtvec_alloc instead of
9796 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9798 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9800 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9802 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9804 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9805 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9806 (TARGET_RWRELOC): Define.
9807 (ia64_rwreloc_section_type_flags): Delete.
9808 (ia64_section_type_flags): New function.
9809 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9810 (TARGET_RWRELOC): Define.
9812 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9815 * config/ia64/ia64.c (process_set): For alloc insn, only call
9816 process_epilogue is !frame_pointer_needed.
9818 2005-01-10 Roger Sayle <roger@eyesopen.com>
9821 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9822 unary operator and can't be treated as a binary/comparison operator.
9824 2005-01-10 Richard Henderson <rth@redhat.com>
9826 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9827 (ix86_return_in_memory): Likewise.
9828 (function_arg_advance): Likewise. Mirror structure in function_arg
9829 for choosing register to advance.
9831 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9833 * tree-vectorizer.c, tree.def: Fix comment typos.
9835 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9837 * config/s390/s390.c (struct processor_costs): 4 new fields:
9838 ddbr, ddr, debr, der.
9839 (s390_rtx_costs): More precise handling of divide instructions.
9841 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9843 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9845 2005-01-10 Jan Beulich <jbeulich@novell.com>
9847 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9848 names resulting from -ffunction-sections/-fdata-sections and linkonce
9850 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9851 based on the section name. Rearrange the section name comparison logic
9852 slightly so that each section name is compared against at most once.
9854 2005-01-10 Ben Elliston <bje@au.ibm.com>
9856 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9857 targets for which -fPIC reduces limitations on the GOT size.
9859 2005-01-09 Falk Hueffner <falk@debian.org>
9861 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9864 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9867 * collect2.c (main): Set aixrtl_flag for -brtl option.
9868 (resolve_lib_name): Search for .so file extension before .a
9871 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9873 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9874 (vect_analyze_data_refs_alignment): Add dump prints.
9876 2005-01-09 Ira Rosen <irar@il.ibm.com>
9878 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9879 expr_invariant_in_loop_p.
9880 Initialize outputs first thing in the function.
9881 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9882 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9883 (vect_analyze_pointer_ref_access): Check that the initial condition of
9884 the access function is loop invariant.
9886 2005-01-09 Richard Henderson <rth@redhat.com>
9888 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9889 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9890 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9891 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9892 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9893 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9894 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9895 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9896 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9897 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9898 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9899 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9900 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9901 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9902 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9903 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9904 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9905 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9906 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9907 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9908 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9909 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9910 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9912 (mmx_clrdi, pavgusb): Remove.
9913 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9914 with leading sse_ prefix.
9915 * config/i386/sse.md: Receive them.
9916 * config/i386/mmx.md: New file.
9917 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9918 (subrv2sf3): Turn into expander for normal subtraction.
9919 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9920 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9921 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9922 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9923 commutative; use ix86_binary_operator_ok.
9924 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9925 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9926 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9927 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9928 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9929 Macroize from existing patterns; use ix86_binary_operator_ok.
9930 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9931 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9932 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9933 with vec_select+vec_concat.
9934 (mmx_pshufw, mmx_pshufw_1): Likewise.
9935 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9936 (mmx_uavgv4hi3): Model correctly.
9937 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9938 _mm_xor_si64): Remove casts.
9940 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9942 PR tree-optimization/19224
9943 * tree-scalar-evolution.c (get_instantiated_value,
9944 set_instantiated_value): New functions.
9945 (instantiate_parameters_1): Cache the results.
9946 (instantiate_parameters, resolve_mixers): Initialize and free
9949 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9951 * config/i386/i386.md (addhi_4): Correct reference in comment.
9954 2005-01-08 Richard Henderson <rth@redhat.com>
9956 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9957 (_mm_cvtsi128_si64x): Likewise.
9958 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9959 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9960 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9961 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9962 * config/i386/i386-protos.h: Update.
9963 * config/i386/i386.c (print_operand): Add 'H'.
9964 (ix86_fixup_binary_operands): Split out from ...
9965 (ix86_expand_binary_operator): ... here.
9966 (ix86_fixup_binary_operands_no_copy): New.
9967 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9968 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9969 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9970 (safe_vector_operand): Use CONST0_RTX.
9971 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9972 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9973 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9974 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9976 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9977 (IX86_BUILTIN_CMPNGESS): New.
9978 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9979 (attr type): Add sselog1.
9980 (attr unit, attr memory): Handle it.
9981 (movti, movti_internal, movti_rex64): Move near other integer moves.
9982 (movtf, movtf_internal): Move near other fp moves.
9983 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9984 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9985 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9986 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9987 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9988 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9989 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9990 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9991 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9992 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9993 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9994 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9995 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9996 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9997 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9998 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9999 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10000 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10001 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10002 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10003 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10004 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10005 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10006 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10007 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10008 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10009 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10010 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10011 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10012 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10013 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10014 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10015 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10016 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10017 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10018 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10019 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10020 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10021 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10022 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10023 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10024 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10025 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10026 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10028 (SSEPUSH, push<SSEPUSH>): Remove.
10029 (MMXPUSH, push<MMXPUSH>): Remove.
10030 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10031 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10032 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10033 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10034 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10035 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10036 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10037 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10038 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10039 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10040 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10041 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10042 (ppro_sse_log_V4SF): Handle sselog1.
10043 * config/i386/predicates.md (const_0_to_1_operand): New.
10044 (const_0_to_255_mul_8_operand): New.
10045 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10046 (const_2_to_3_operand, const_4_to_7_operand): New.
10047 * config/i386/sse.md: New file.
10048 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10049 (sse_movups): Rename from sse_movups_1.
10050 (sse_loadlss): Rename from sse_loadss_1.
10051 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10053 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10054 (absv4sf2, negv2df, absv2df): New.
10055 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10056 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10057 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10058 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10059 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10060 (sse3_addsubv4sf3): Model correctly.
10061 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10062 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10063 (sse_movhlps): Model with vec_select+vec_concat.
10064 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10065 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10066 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10067 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10068 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10069 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10070 sse2_pshufhw_1): Likewise.
10071 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10072 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10073 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10074 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10075 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10076 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10077 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10078 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10079 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10080 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10081 sminv8hi3): Mark commutative
10082 operands. Use ix86_binary_operator_ok.
10083 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10084 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10085 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10086 sse2_punpcklqdq): Allow operand2 in memory.
10087 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10088 sse2_movsd): Add memory alternatives.
10089 (sse_storelps): Turn expander into an insn; split after reload.
10090 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10091 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10093 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10095 * configure.ac (DWARF-2 debug_line): Use objdump.
10096 * configure: Regenerate.
10098 2005-01-08 Jeff Law <law@redhat.com>
10099 Diego Novillo <dnovillo@redhat.com>
10101 PR tree-optimization/18241
10102 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10103 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10104 statements with volatile operands.
10105 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10106 operands after marking a statement with has_volatile_ops.
10108 2005-01-08 Roger Sayle <roger@eyesopen.com>
10110 * tree.c (int_fits_type_p): Always honor integer constant
10111 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10113 2005-01-08 Roger Sayle <roger@eyesopen.com>
10115 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10116 the latent bug in rtl_delete_block has been resolved.
10118 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10120 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10121 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10123 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10125 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10126 library as @multilib_dir@/$(SHLIB_SONAME).
10128 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10130 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10131 * configure: Regenerate.
10133 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10135 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10138 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10141 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10142 Convert non-word aligned offset address using ld/std into
10145 2005-01-07 Richard Henderson <rth@redhat.com>
10147 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10149 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10151 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10153 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10155 PR tree-optimization/19283
10156 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10157 is not shorter than the original type.
10159 PR rtl-optimization/19012
10160 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10162 PR rtl-optimization/18861
10163 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10164 (FULL_STATE): Define.
10165 (mark_tablejump_edge): New function.
10166 (purge_dead_tablejump_edges): New function.
10167 (find_bb_boundaries): Use it.
10169 PR tree-optimization/18828
10170 * builtins.c (expand_builtin_next_arg): Remove argument and all
10171 the argument checking.
10172 (expand_builtin): Adjust caller.
10173 (expand_builtin_va_start): Likewise. Remove error for too many
10175 (fold_builtin_next_arg): Issue error for too many arguments.
10176 After checking arguments, replace them with magic arguments that
10177 prevent further checking of the args.
10179 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10181 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10183 2005-01-06 Roger Sayle <roger@eyesopen.com>
10186 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10187 and %{.S:...} (and their negative variants) to test whether the
10188 input file is assembler or pre-processed-assembler independent of
10189 the actual filename extension.
10191 2005-01-06 Roger Sayle <roger@eyesopen.com>
10193 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10194 of sign or zero extended values.
10196 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10198 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10199 for IBM long double format correctly.
10201 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10203 Fix PR tree-optimization/18792
10205 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10206 to first_loop_depth, and use loop depth instead of loop number.
10207 (build_classic_dir_vector): Ditto.
10208 (compute_data_dependences_for_loop): Use depth, not loop number.
10209 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10210 number. Pass in loops, instead of loop numbers.
10211 (gather_interchange_stats): Ditto.
10212 (linear_transform_loops): Ditto.
10214 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10217 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10218 biv_fits_mode_p, extension_within_bounds_p): New functions.
10219 (check_ext_dependent_givs): Use them.
10221 2005-01-06 Roger Sayle <roger@eyesopen.com>
10223 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10224 more than one barrier, in which case we should delete them all.
10226 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10228 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10230 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10232 Fix PR middle-end/19286
10234 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10235 output this subprogram, simply ignore this attempt to do it again.
10236 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10237 origin attribute if it's not possible.
10238 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10239 (decls_for_scope): Ditto.
10240 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10241 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10243 2005-01-05 Richard Henderson <rth@redhat.com>
10246 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10247 (bdesc_2arg): Use it.
10248 (ix86_expand_binop_builtin): Force operands into registers
10250 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10251 ix86_expand_sse_compare, ix86_expand_sse_comi,
10252 ix86_expand_builtin): Likewise.
10254 2005-01-05 Richard Henderson <rth@redhat.com>
10256 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10258 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10259 (mulv4hi3): Set itanium_class mmmul.
10260 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10261 (fpack): Rename from fpack_sfsf.
10263 2005-01-05 Richard Henderson <rth@redhat.com>
10266 * reload1.c (do_input_reload): Restrict the optimization deleteing
10267 a previous output reload to RELOAD_FOR_INPUT.
10269 2005-01-05 Steven Bosscher <stevenb@suse.de>
10271 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10272 comment that we fall through after case.
10273 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10274 (distribute_links): Likewise.
10275 * cse.c (cse_insn): Likewise.
10276 * cselib.c (cselib_invalidate_mem): Likewise.
10277 * df.c: Update comments at the top of the file.
10278 (read_modify_subreg_p): Update comments here too.
10279 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10280 * flow.c (mark_set_1): Likewise.
10281 (mark_used_regs): Likewise.
10282 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10283 (canon_list_insert): Likewise.
10284 (mark_set): Likewise.
10285 (try_replace_reg): Likewise.
10286 (store_killed_in_insn): Likewise.
10287 * loop.c (count_one_set): Likewise.
10288 (basic_induction_var): Likewise.
10289 * postreload-gcse.c (find_mem_conflicts): Likewise.
10290 * postreload.c (reload_combine_note_store): Likewise.
10291 (move2add_note_store): Likewise.
10292 * reload.c (find_equiv_reg): Likewise.
10293 (mark_referenced_resources): Likewise.
10294 * rtlanal.c (set_noop_p): Likewise.
10295 (note_stores): Likewise.
10296 (note_uses): Likewise.
10297 * sched-deps.c (sched_analyze_1): Likewise.
10298 * sched-rgn.c (check_live_1): Likewise.
10299 (update_live_1): Likewise.
10300 * config/i860/i860.c: Likewise.
10302 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10304 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10306 * doc/rtl.texi: Update documentation for bit-fields and SET.
10308 2005-01-05 Roger Sayle <roger@eyesopen.com>
10310 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10312 2005-01-05 Jan Hubicka <jh@suse.cz>
10313 Richard Henderson <rth@redhat.com>
10316 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10319 2005-01-05 Richard Henderson <rth@redhat.com>
10322 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10323 (sse_shufps): Change operand 3 to const_int_operand.
10324 (sse2_storelps): Fix typo in template.
10325 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10326 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10327 (ix86_expand_builtin): Likewise.
10329 2005-01-05 Julian Brown <julian@codesourcery.com>
10331 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10332 as aggregates for AAPCS ABIs.
10334 2005-01-05 Stan Shebs <shebs@apple.com>
10336 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10337 Mach-O getters if ppc64.
10338 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10340 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10341 signed four-byte field for global code case.
10342 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10344 2005-01-05 Roger Sayle <roger@eyesopen.com>
10346 PR middle-end/19100
10347 * c-common.c: Include real.h.
10348 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10349 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10350 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10351 * Makefile.in (c-common.o): Update dependencies.
10353 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10355 * c-parse.in (asm_string): Add trailing semicolon.
10357 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10359 * c-parse.in (asm_string): New. Don't allow wide strings in
10361 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10362 asm_string instead of STRING.
10364 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10366 * c-typeck.c (constructor_no_implicit): Remove.
10367 (set_designator, process_init_element): Don't check
10368 constructor_no_implicit.
10370 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10371 Kaz Kojima <kkojima@gcc.gnu.org>
10374 * lcm.c (create_pre_exit): New.
10375 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10376 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10378 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10380 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10381 -msoft-float in target_float_switch.
10382 * arm.c (arm_override_options): Fix processing of target_float_switch.
10384 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10386 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10389 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10391 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10392 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10394 2005-01-04 Roger Sayle <roger@eyesopen.com>
10396 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10397 if deleting the then-block allows the test-block to fallthru to the
10400 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10403 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10404 after the full declaration if the are in two different TUs.
10406 2005-01-04 Richard Henderson <rth@redhat.com>
10409 * tree-sra.c (generate_one_element_init): Just
10410 call gimplify_and_add.
10411 (generate_element_init): Record the
10412 new referenced variables and mark them for renaming
10413 and split out to ...
10414 (generate_element_init_1): This.
10415 (scalarize_init): Don't call push_gimplify_context/
10416 pop_gimplify_context.
10418 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10420 * toplev.c (get_src_pwd): Handle failure of getpwd().
10422 2005-01-04 Roger Sayle <roger@eyesopen.com>
10424 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10426 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10427 all the cases handled by it are inverted by invert_truthvalue.
10429 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10431 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10432 (save_register_windowsi): Likewise.
10434 2005-01-04 Richard Henderson <rth@redhat.com>
10436 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10438 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10440 PR middle-end/17767
10441 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10442 any simplifications of vector mode comparison operators.
10443 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10445 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10446 Devang Patel <dpatel@apple.com>
10448 PR tree-optimization/18308
10449 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10450 the operands before creating a new expression.
10451 * dojump.c (do_jump): Make drop_through_label available
10452 for all cases. Add expansion of COND_EXPR.
10454 2005-01-04 Ira Rosen <irar@il.ibm.com>
10456 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10457 INTEGER_CST instead of TREE_CONSTANT.
10458 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10459 instead of TREE_CONSTANT.
10460 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10461 instead of TREE_CONSTANT.
10463 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10465 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10467 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10470 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10471 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10473 2005-01-03 Richard Henderson <rth@redhat.com>
10475 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10476 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10477 fold_convert_const_real_from_real): Split out from ...
10478 (fold_convert_const): ... here.
10480 2005-01-03 Richard Henderson <rth@redhat.com>
10483 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10484 (mov<MMXMODEI>_internal): Likewise.
10485 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10486 Add V2SF case; use it for SSE1; don't use TI.
10487 (movdf_integer): Likewise.
10488 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10490 2005-01-03 Ira Rosen <irar@il.ibm.com>
10492 * tree-vectorizer.c (vect_strip_conversions): New function.
10493 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10494 check for binary class.
10496 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10500 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10502 * gimple-low.c (mark_blocks_with_used_vars): New function.
10503 (mark_blocks_with_used_subblocks): Ditto.
10504 (mark_used_blocks): Ditto.
10505 (pass_mark_used_blocks): New pass.
10506 * tree-inline.c: Include debug.h.
10507 (expand_call_inline): Call outlining_inline_function here.
10508 * tree-optimize.c (init_tree_optimization_passes): Add
10509 pass_mark_used_blocks.
10510 * tree-pass.h (pass_mark_used_blocks): New.
10511 * Makefile.in (tree-inline.o): Add debug.h dependency.
10513 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10515 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10516 VAR_DECLs to have weak_import attribute.
10518 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10521 2004-01-03 Steven Bosscher <stevenb@suse.de>
10523 * passes.c (rest_of_compilation): Don't run regmove if only
10524 flag_expensive_optimizations, require flag_regmove instead.
10526 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10528 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10530 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10531 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10532 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10533 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10535 2005-01-03 Richard Henderson <rth@redhat.com>
10537 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10538 (ia64_const_ok_for_letter_p): New.
10539 (ia64_const_double_ok_for_letter_p): New.
10540 (ia64_extra_constraint): New.
10541 (ia64_expand_vecint_compare): New.
10542 (ia64_expand_vcondu_v2si): New.
10543 (ia64_expand_vecint_cmov): New.
10544 (ia64_expand_vecint_minmax): New.
10545 (ia64_print_operand): Add 'v'.
10546 (ia64_preferred_reload_class): New.
10547 (ia64_vector_mode_supported_p): New.
10548 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10549 (PREFERRED_RELOAD_CLASS): Move to function.
10550 (CONST_OK_FOR_LETTER_P): Move to function.
10551 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10552 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10553 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10554 (EXTRA_CONSTRAINT): Move to function.
10555 * config/ia64/ia64.md: Include vect.md.
10556 (itanium_class): Add mmalua.
10558 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10560 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10561 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10563 (const_int_2bit_operand): New.
10564 (fr_reg_or_0_operand): New.
10565 * config/ia64/ia64-modes.def: Add vector modes.
10566 * config/ia64/ia64-protos.h: Update.
10567 * config/ia64/vect.md: New file.
10569 2005-01-03 Richard Henderson <rth@redhat.com>
10571 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10573 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10576 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10578 (log1pdf2): Change mode of operands[0,1] to DFmode.
10580 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10582 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10583 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10584 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10585 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10586 SPARC_RELAXED_ORDERING.
10588 2005-01-03 Richard Henderson <rth@redhat.com>
10589 Uros Bizjak <uros@kss-loka.si>
10592 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10593 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10594 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10596 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10597 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10598 const_pow2_1_to_128_operand): New predicates.
10600 2005-01-02 Greg McGary <greg@mcgary.org>
10602 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10604 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10605 object. [ptr_type]: Remove unused variable.
10606 Remember nearest addressable array-element or record-component
10607 when checking bitfield components. Tolerate empty BIND_EXPR.
10609 2005-01-01 Richard Henderson <rth@redhat.com>
10611 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10612 that don't narrow the value. Fail for other conversions.
10614 2005-01-01 Richard Henderson <rth@redhat.com>
10617 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10618 * c-lang.c (finish_file): Don't do it here.
10619 * objc/objc-act.c (objc_finish_file): Likewise.
10621 * cgraph.c (decl_assembler_name_equal): New.
10622 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10623 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10624 * cgraph.h (struct cgraph_varpool_node): Add next.
10625 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10626 * varasm.c (assemble_alias): Mark the target as needed.
10628 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10630 PR middle-end/19221
10631 * function.c (get_arg_pointer_save_area): Use entry_of_function
10632 instead of get_insns.
10634 2005-01-01 Roger Sayle <roger@eyesopen.com>
10635 Andrew Pinski <pinskia@physics.uc.edu>
10636 James E. Wilson <wilson@specifixinc.com>
10638 PR rtl-optimization/12092
10639 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10642 2005-01-01 Roger Sayle <roger@eyesopen.com>
10643 Olivier Hainque <hainque@act-europe.fr>
10645 * tree.c (int_fits_type_p): A narrower type always fits in a
10646 wider one, except for negative values into unsigned types.
10648 2005-01-01 Roger Sayle <roger@eyesopen.com>
10650 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10651 with the original constant rather than require TREE_OVERFLOW.
10653 2005-01-01 Steven Bosscher <stevenb@suse.de>
10655 PR middle-end/17544
10656 * c-decl.c (finish_function): If compiling C99, annotate the
10657 compiler generated return with the current file name and line 0.
10658 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10659 the source line is greater than 0.
10660 (remove_bb): Likewise.