1 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
8 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10 2005-04-06 Ben Elliston <bje@au.ibm.com>
12 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
13 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
14 macros as living in "this file" and not gcc.h.
16 2005-04-06 Ben Elliston <bje@au.ibm.com>
18 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
19 -ftree-live_range_split. Perhaps renamed at some point?
21 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
24 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
25 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
27 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
29 * tree-flow.h (number_of_iterations_cond): Declaration removed.
30 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
31 (number_of_iterations_special): New function.
32 (number_of_iterations_exit): Use number_of_iterations_special.
33 Use simplify_using_outer_evolutions only at -O3.
34 (number_of_iterations_cond, tree_simplify_using_condition,
35 simplify_using_initial_conditions, loop_niter_by_eval,
36 compare_trees, can_count_iv_in_wider_type_bound,
37 simplify_using_outer_evolutions): Use fold_build.
39 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
41 * doc/install.texi (Configuration): Document --with-java-home.
43 2005-04-05 Richard Henderson <rth@redhat.com>
47 * config/i386/i386.c (print_operand): Handle vector zeros.
48 (ix86_split_to_parts): Handle CONST_VECTOR.
49 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
50 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
51 what modes to tie for MMX and SSE registers.
52 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
53 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
54 to vector modes as well.
55 * config/i386/predicates.md (const0_operand): Handle VOIDmode
56 properly as an input mode.
58 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
60 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
62 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
64 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
66 2005-04-05 Jakub Jelinek <jakub@redhat.com>
68 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
69 and local functions, set sse_nregs to 8 and float_in_sse.
70 (function_arg_advance, function_arg): If float_in_sse, pass
71 SFmode and DFmode arguments in SSE registers.
72 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
74 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
77 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
79 * config/i386/i386-protos.h (ix86_function_value): Accept two
80 arguments, like the target macro.
81 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
82 * config/i386/i386.c (ix86_function_value): Accept the second
83 argument of the target macro.
84 (ix86_function_ok_for_sibcall): Pass a function pointer to
86 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
87 call to ix86_value_regno).
88 (ix86_value_regno): Add support for returning floating point values
91 2005-04-05 Jakub Jelinek <jakub@redhat.com>
93 PR tree-optimization/20076
94 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
95 that call __builtin_return or __builtin_apply_args.
97 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
99 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
100 Use immediate use iterator.
101 (stmt_is_bumper_for_loop): Use immediate use iterator.
102 * predict.c (strip_builtin_expect): Use update_stmt.
103 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
104 on all elements of a STATEMENT_LIST.
105 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
106 (bsi_remove): Remove imm_use links and mark the stmt as modified.
107 (bsi_replace): Mark stmt as modified and the update it.
108 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
109 (expand_complex_libcal): Call update_stmt.
110 (expand_complex_comparison): Call mark_stmt_modified.
111 (expand_complex_operations_1): Call update_stmt_if_modified.
112 (expand_vector_operations_1): Call mark_stmt_modified.
113 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
114 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
115 add_immediate_use, redirect_immediate_use,
116 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
117 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
118 (mark_new_vars_to_rename): Call update_stmt.
119 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
120 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
122 (unmodify_stmt): Delete.
123 (update_stmt): New. Force an update of a stmt.
124 (update_stmt_if_modified): update a stmt if it is out of date.
125 (get_stmt_operands): Verify stmt is NOT modified.
126 (stmt_modified_p): Update comment.
127 (delink_imm_use): Remove a use node from its immuse list.
128 (link_imm_use_to_list): Link a use node to a specific list.
129 (link_imm_use): Link a node to the correct list.
130 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
131 it in the correct list, if appropriate.
132 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
133 (relink_imm_use): Link a use node in place of another node in a list.
134 (relink_imm_use_stmt): LInk a node in place of another node, and set
136 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
137 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
138 (first_safe_imm_use): New. Initialize a safe immuse iterator.
139 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
140 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
141 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
142 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
143 (has_zero_uses): New. Return true if there are no uses of a var.
144 (has_single_use): New. Return true if there is only a single use of a
146 (single_imm_use): New. Return the simgle immediate use.
147 (num_imm_uses): New. Return the number of immediate uses.
148 (get_v_must_def_ops): Use is now a pointer.
149 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
150 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
152 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
153 (delink_stmt_imm_use): Delink all immuses from a stmt.
154 (phi_arg_index_from_use): New. Return a phi arg index for a use.
155 * tree-flow.h (struct dataflow_d): Delete.
156 (immediate_use_iterator_d): New. Immediate use iterator struct.
157 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
158 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
159 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
161 (struct stmt_ann_d): Remove dataflow_t from struct.
162 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
163 (if_convertible_phi_p): Use FAST immuse iterator.
164 (if_convertible_loop_p): Don't call compute_immediate_uses.
165 (replace_phi_with_cond_modify_expr): Call update_stmt.
166 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
167 update_stmt_if_modified.
168 (rewrite_all_into_ssa): Initialize ssa operands.
169 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
170 compute_immediate_uses.
171 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
172 ssa_property is available.
173 (execute_one_pass): Change parameters passed to execute_todo.
174 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
175 (remove_ssa_form): Call fini_ssa_operands.
176 (insert_backedge_copies): Delete call to modify_stmt.
177 * tree-phinodes.c (make_phi_node): Initialize use nodes.
178 (release_phi_node): Delink any use nodes before releasing.
179 (resize_phi_node): Relink any use nodes.
180 (remove_phi_arg_num): Delink the use node.
181 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
182 (remove_all_phi_nodes_for): Release phi node first.
183 * tree-pretty-print.c (dump_generic_node): Print stmt address.
184 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
185 (scalarize_use, scalarize_copy): Call update_stmt.
186 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
187 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
188 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
189 (ccp_initialize): Remove call to compute_immediate_uses.
190 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
191 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
193 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
194 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
195 (eliminate_redundant_computations): Call mark_stmt_modified.
196 (cprop_operand): Call mark_stmt_modified.
197 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
198 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
199 (dse_optimize_stmt): Use new immuse interface.
200 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
201 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
202 (substitute_single_use_vars): Use new immuse interface.
203 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
204 and compute_immediate_uses.
205 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
207 (rewrite_mem_refs): Call update_stmt.
208 (determine_lsm): Remove call to compute_imm_uses and free_df.
209 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
210 (try_unroll_loop_completely): Call update_stmt.
211 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
212 (rewrite_use_compare): Call update_stmt.
213 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
214 (rewrite_use) : Call update_stmt.
215 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
216 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
218 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
219 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
220 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
222 (initialize_vuse_operand): New. Initialize a vuse operand.
223 (initialize_v_may_def_operand): New. Initialize a maydef operand.
224 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
225 (finalize_ssa_defs): Use stmt parameter.
226 (correct_use_link): Ensure a use node is in the correct list, and has
227 the correct stmt pointer.
228 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
229 finalize_ssa_v_must_defs): Also initialize use nodes.
230 (finalize_ssa_stmt_operands): Pass extra stmt operands.
231 (build_ssa_operands): Seperate parsing from final operand construction.
232 (parse_ssa_operands): New. Parse entry point for operand building.
233 (swap_tree_operands): New. Swap 2 tree operands.
234 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
236 (get_expr_operands): Call swap_tree_operands when needed.
237 (copy_virtual_operands): Use initialize routines for virtual use ops.
238 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
239 (verify_abort): New. Issue imm_use error.
240 (verify_imm_links): New Verify imm_use links for a var.
241 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
242 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
243 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
244 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
245 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
246 (NULL_USE_OPERAND_P) Define.
247 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
249 (struct vuse_operand_type): New struct.
250 (SET_USE): Call set_ssa_use_from_ptr.
252 (PHI_ARG_INDEX_FROM_USE): Define.
253 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
254 argument via SET_USE, not PHI_ARG_DEF_TREE.
255 * tree-ssa-pre.c (eliminate): Call update_stmt.
256 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
258 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
259 (nearest_common_dominator_of_uses): Use imm_use iterator.
260 (statement_sink_location): Use imm_use iterator and interface.
261 (execute_sink_code): Don't call compute_immediate_uses or free-df.
262 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
263 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
264 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
265 (verify_ssa): Ensure no stmt is marked modify after optimization pass
266 if new parameter is true.
267 (init_tree_ssa): Don't initialize operand cache here.
268 (delete_tree_ssa): Don't destroy operand cache here.
269 (propagate_into_addr): Pass in a use pointer, return true if anything
271 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
272 (check_phi_redundancy): Use imm_use iterator.
273 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
275 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
276 (release_ssa_name): Delink node and all elements in its imm_use list.
277 * tree-tailcall.c (adjust_return_value): Call update_stmt.
278 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
279 * tree-vectorizer.c (need_imm_uses_for): Delete.
280 (vectorize_loops): Dont call compute_immediate_uses or free_df.
281 * tree.h (struct ssa_imm_use_d): Define.
282 (SSA_NAME_IMM_USE_NODE): Define.
283 (struct tree_ssa_name): Add imm_use node.
285 (PHI_ARG_IMM_USE_NODE): Define.
286 (struct phi_arg_d): Add imm_use node.
287 (struct tree_phi_node): Remove struct dataflow_d element.
288 (TDF_STMTADDR): Define.
290 2005-04-05 Dale Johannesen <dalej@apple.com>
292 * doc/invoke.texi (Optimization Options): Remove
293 duplicate -fcse-follow-jumps. Add -fweb.
294 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
295 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
297 2005-04-05 Per Bothner <per@bothner.com>
299 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
300 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
301 (warn_uninit): Get EXPR_LOCUS from context now instead.
302 This fixes a USE_MAPPED_LOCATION testsuite failure.
304 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
306 2005-04-05 Per Bothner <per@bothner.com>
308 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
309 of the artification 'return 0' in main() to BUILTINS_LOCATION.
310 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
313 2004-04-05 Devang Patel <dpatel@apple.com>
315 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
316 (lhsr<mode>3): ... new name.
317 (altivec_vsra<VI_char>): Rename to ..
318 (ashr<mode>3): ... new name.
319 * config/rs6000/rs6000.c (builtin_description): Rename shift
322 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
324 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
325 gen_lowpart_for_combine.
326 * cse.c (gen_lowpart_if_possible): Move...
327 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
329 (gen_lowpart_no_emit_general): Use it.
331 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
333 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
336 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
338 * system.h: Fix typo.
340 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
342 * config/bfin/bfin-modes.def: New file.
343 * config/bfin/bfin-protos.h: New file.
344 * config/bfin/bfin.c: New file.
345 * config/bfin/bfin.h: New file.
346 * config/bfin/bfin.md: New file.
347 * config/bfin/bfin.opt: New file.
348 * config/bfin/crti.s: New file.
349 * config/bfin/crtn.s: New file.
350 * config/bfin/elf.h: New file.
351 * config/bfin/lib1funcs.asm: New file.
352 * config/bfin/predicates.md: New file.
353 * config/bfin/t-bfin: New file.
354 * config/bfin/t-bfin-elf: New file.
355 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
356 Document new attributes.
357 (interrupt, interrupt_handler, saveall): Update documentation for
359 * doc/install.texi (Specific): Add entry for the Blackfin.
360 * doc/invoke.texi (Blackfin Options): New section.
361 * doc/md.texi (Blackfin family): New section to document constraints.
362 * config.gcc: Add bfin*-* and bfin*-elf configurations.
364 2005-04-05 Olivier Hainque <hainque@adacore.com>
366 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
367 match what the system unwinder expects.
368 * config/mips/mips.c (mips_frame_set): If we're saving the return
369 address register and the dwarf return address column number differs
370 from the hard register number, adjust the note reg to refer to the
373 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
375 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
376 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
377 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
378 (processor_type): New enum.
379 (mn10300_processor): New variable.
380 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
381 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
382 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
383 (PROCESSOR_DEFAULT): New macro.
384 * config/mn10300/mn10300.c (mn10300_processor): New variable.
385 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
386 (mn10300_handle_option, mn10300_override_options): New functions.
387 * config/mn10300/mn10300.opt: New file.
389 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
390 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
392 PR tree-optimization/19903
393 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
394 that don't fit in their type after conversion.
396 2005-04-05 Uros Bizjak <uros@kss-loka.si>
399 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
400 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
401 Allocate local stack slots here. Set ix86_optimize_mode_switching.
402 flag here. Implement using define_insn_and_split.
403 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
404 (frndintxf2_mask_pm_i387): New insn patterns.
405 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
406 Do not set ix86_optimize_mode_switching flag.
407 (ceilsf2, ceildf2, ceilxf2): Same.
408 (btruncsf2, btruncdf2, btruncxf2): Same.
409 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
411 2005-04-05 Ian Lance Taylor <ian@airs.com>
414 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
415 i386_pe_record_external_function.
416 (i386_pe_record_external_function): Update declaration.
417 * config/i386/winnt.c (struct extern_list): Add decl field.
418 (i386_pe_record_external_function): Add decl parameter.
419 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
421 * config/i386/i386-protos.h (i386_pe_record_external_function):
424 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
426 * config/m68k/m68k-protos.h: Add a prototype for
427 valid_dbcc_comparison_p_2.
428 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
429 extend_operator, const_uint32_operand, const_sint32_operand,
430 general_src_operand, nonimmediate_src_operand,
431 memory_src_operand, post_inc_operand, pre_dec_operand,
432 pcrel_address): Move to predicates to predicates.md.
433 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
434 * config/m68k/m68k.md: Include predicates.md.
435 * config/m68k/predicates.md: New.
437 2005-04-04 Roger Sayle <roger@eyesopen.com>
439 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
441 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
443 2005-04-04 Ian Lance Taylor <ian@airs.com>
445 * c-typeck.c (struct c_switch): Rename switch_stmt field to
447 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
448 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
449 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
450 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
451 * c-common.c (c_do_switch_warnings_1): New static function broken
452 out of c_do_switch_warnings.
453 (c_do_switch_warnings): Call c_do_switch_warnings_1.
454 (c_do_switch_expr_warnings): New function.
455 * c-common.h (c_do_switch_expr_warnings): Declare.
457 2005-04-04 David Edelsohn <edelsohn@gnu.org>
458 Daniel Jacobowitz <dan@codesourcery.com>
460 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
462 * rtlanal.c (may_trap_p): Same.
464 2005-04-04 Dale Johannesen <dalej@apple.com>
466 * ChangeLog: remove reference to ChangeLog.12.
468 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
470 CRIS epilogue as RTL.
471 * config/cris/cris.md: Change all 0 in unspec 0 to
473 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
474 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
476 ("return"): Change to define_expand. Call cris_expand_return for
478 ("*return_expanded"): New pattern.
479 ("epilogue"): New define_expand.
480 * config/cris/cris.h (PREDICATE_CODES): Add
481 cris_load_multiple_op.
482 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
484 (enum cris_retinsn_type): New.
485 (struct machine_function): New member return_type.
486 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
487 (cris_target_asm_function_epilogue): Remove, moving RTLified
489 (cris_expand_epilogue): New function.
490 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
491 (cris_gen_movem_load, cris_load_multiple_op)
492 (cris_return_address_on_stack_for_return, cris_expand_return): New
494 (cris_target_asm_function_prologue)
495 (cris_initial_frame_pointer_offset): Call
496 cris_reg_saved_in_regsave_area instead of complicated expression.
497 Call cris_return_address_on_stack instead of an expression.
498 (cris_print_operand) <case 'o', case 'O'>: New cases.
499 (cris_return_address_on_stack): Change return-type to bool.
500 (cris_simple_epilogue): Ditto. Return false if registers are
502 * config/cris/cris-protos.h (cris_simple_epilogue)
503 (cris_return_address_on_stack): Adjust prototype return type.
504 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
505 (cris_return_address_on_stack_for_return): New prototypes.
507 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
509 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
510 gpr_or_int12_operand.
512 * config/frv/frv-protos.h: Add a prototype to
513 frv_legitimate_memory_operand and frv_const_unspec_p.
514 (frv_unspec): Move from frv.c.
515 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
516 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
517 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
518 gpr_or_fpr_operand, gpr_or_int12_operand,
519 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
520 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
521 int6_operand, int5_operand, uint5_operand, uint4_operand,
522 uint1_operand, int_2word_operand, uint16_operand,
523 upper_int16_operand, integer_register_operand,
524 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
525 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
526 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
527 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
528 move_destination_operand, movcc_fp_destination_operand,
529 frv_function_symbol_referenced_p, move_source_operand,
530 condexec_dest_operand, condexec_source_operand,
531 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
532 const_unspec_operand, gpr_or_memory_operand,
533 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
534 icc_operand, fcc_operand, cc_operand, icr_operand,
535 fcr_operand, cr_operand, call_operand, sibcall_operand,
536 symbolic_operand, relational_operator,
537 integer_relational_operator, float_relational_operator,
538 ccr_eqne_operator, minmax_operator,
539 condexec_si_binary_operator, condexec_si_media_operator,
540 condexec_si_divide_operator, condexec_si_unary_operator,
541 condexec_sf_conv_operator, condexec_sf_add_operator,
542 condexec_memory_operand, intop_compare_operator, acc_operand,
543 even_acc_operand, quad_acc_operand, accg_operand: Move to
545 * config/frv/frv.h (PREDICATE_CODES): Remove.
546 * config/frv/frv.md: Include predicates.md.
547 * config/frv/predicates.md: New.
549 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
552 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
553 * tree-ssa-loop-ivopts.c: Include langhooks.h.
554 (add_standard_iv_candidates_for_size): New function, extracting code
555 from add_standard_iv_candidates and parameterizing it by type size.
556 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
558 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
560 * system.h (GCOV_SIZE_TYPE): Unposion.
561 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
562 (GCOV_TYPE_SIZE): ...this new macro.
563 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
564 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
565 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
566 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
567 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
568 instead of unsigned_intSI_type_node.
569 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
570 (rtl_gen_one_value_profiler_no_edge_manipulation)
571 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
572 * value-prof.c: Include coverage.h.
574 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
575 Diego Novillo <dnovillo@redhat.com>
577 Fix PR tree-optimization/20703
578 Fix PR tree-optimization/20725
580 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
581 (create_expression_by_pieces): Ditto.
582 (valid_in_set): Ditto. Also handle tcc_declaration.
583 (find_or_generate_expression): Handle comparison class.
584 (insert_into_preds_of_block): Ditto.
586 (create_value_expr_from): Handle comparison class, recursively
587 handle reference nodes.
588 (compute_avail): Handle comparison classes, rewrite a little cleaner.
589 (execute_pre): Fix spacing.
590 (do_fre): Renamed to execute_fre.
592 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
594 * doc/invoke.texi (SPARC options): Document that
595 -mlittle-endian is not supported on Linux either.
597 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
601 * config.gcc (Obsolete configurations): Remove
602 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
603 (sparclite-*-coff*): Delete.
604 (sparclite-*-elf*): Likewise.
605 (sparc86x-*-elf*): Likewise.
606 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
607 * config/sparc/lite.h: Delete.
608 * config/sparc/litecoff.h: Likewise.
609 * config/sparc/liteelf.h: Likewise.
610 * config/sparc/sp86x-elf.h: Likewise.
611 * config/sparc/t-sparclite: Likewise.
612 * config/sparc/t-sp86x: Likewise.
614 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
616 * config/s390/s390-protos.h: (s390_comparison,
617 s390_alc_comparison, s390_slb_comparison, const0_operand,
618 consttable_operand, larl_operand, s_operand,
619 shift_count_operand, bras_sym_operand, load_multiple_operation,
620 store_multiple_operation, s390_plus_operand): Remove prototypes.
621 (s390_legitimate_address_without_index_p): New prototype.
622 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
624 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
625 const0_operand, consttable_operand, larl_operand, s_operand,
626 shift_count_operand, bras_sym_operand, load_multiple_operation,
627 store_multiple_operation, s390_plus_operand): Move to
629 (check_mode): Remove.
630 (s390_branch_condition_mask): Remove 'static'. Move prototype to
632 (s390_legitimate_address_without_index_p): New.
633 * config/s390/s390.h (PREDICATE_CODES): Remove.
634 * config/s390/s390.md: Include predicates.md.
635 * config/s390/predicates.md: New.
637 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
640 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
641 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
642 (NEED_INDICATE_EXEC_STACK): Define to 1.
643 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
644 (NEED_INDICATE_EXEC_STACK): Define to 1.
645 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
646 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
647 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
648 (pic_helper_emitted_p): New global.
649 (emit_pic_helper): New function extracted from...
650 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
651 Do not call emit_pic_helper if delay_pic_helper is true.
652 (sparc_expand_prologue): Pass 'false' to load_pic_register.
653 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
654 (sparc_file_end): New function.
656 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
658 * config/mcore/mcore-protos.h: Remove the prototypes for
659 mcore_arith_reg_operand, mcore_general_movsrc_operand,
660 mcore_general_movdst_operand, mcore_reload_operand,
661 mcore_arith_J_operand, mcore_arith_K_operand,
662 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
663 mcore_arith_K_S_operand, mcore_arith_imm_operand,
664 mcore_arith_any_imm_operand, mcore_arith_O_operand,
665 mcore_literal_K_operand, mcore_addsub_operand,
666 mcore_compare_operand, mcore_load_multiple_operation,
667 mcore_store_multiple_operation, mcore_call_address_operand.
668 Add a prototype for const_ok_for_mcore.
669 * config/mcore/mcore.c (mcore_call_address_operand,
670 mcore_general_movsrc_operand, mcore_general_movdst_operand,
671 mcore_arith_reg_operand, mcore_reload_operand,
672 mcore_arith_J_operand, mcore_arith_K_operand,
673 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
674 mcore_arith_M_operand, mcore_arith_imm_operand,
675 mcore_arith_any_imm_operand, mcore_arith_O_operand,
676 mcore_literal_K_operand, mcore_addsub_operand,
677 mcore_compare_operand, mcore_load_multiple_operation,
678 mcore_store_multiple_operation): Move to predicates.md.
679 (const_ok_for_mcore): Export.
680 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
681 * config/mcore/mcore.md: Include predicates.md.
682 * config/mcore/predicates.md: New.
684 * config/mcore/predicates.md: Fix a comment typo.
686 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
687 Adrian Straetling <straetling@de.ibm.com>
689 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
690 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
691 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
693 ("imul"): Removed from "type" attribute.
694 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
695 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
696 Changed type to imulsi.
697 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
699 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
701 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
702 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
703 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
704 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
705 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
706 (TARGET_SWITCHES, mcore_stack_increment_string)
707 (TARGET_OPTIONS): Delete.
708 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
709 than *_BIT constants.
710 (TARGET_8ALIGN): #undef old definition before redefining to 1.
711 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
712 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
713 (mcore_override_options): Delete mcore_stack_increment code.
714 Change use of M340_BIT to MASK_M340.
715 * config/mcore/mcore.opt: New file.
717 2005-04-04 Ian Lance Taylor <ian@airs.com>
719 * config/arm/arm.c (replace_symbols_in_block): Remove static
722 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
724 * config/fr30/fr30-protos.h: Remove the prototypes for
725 stack_add_operand, add_immediate_operand,
726 high_register_operand, low_register_operand, call_operand,
727 di_operand, and nonimmediate_di_operand.
728 * config/fr30/fr30.c (stack_add_operand,
729 add_immediate_operand, high_register_operand,
730 low_register_operand, call_operand, di_operand,
731 nonimmediate_di_operand): Move to predicates.md.
732 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
733 * config/fr30/fr30.md: Include predicates.md.
734 * config/fr30/predicates.md: New.
736 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
737 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
738 mcore_call_address_operand.
740 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
741 general_movsrc_operand.
743 2005-04-04 Alan Modra <amodra@bigpond.net.au>
745 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
748 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
751 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
754 2005-04-04 Richard Henderson <rth@redhat.com>
755 Jakub Jelinek <jakub@redhat.com>
757 PR rtl-optimization/16104
758 * fold-const.c (fold_unary): Fix folding of vector conversions.
760 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
762 * config.gcc (xstormy16-*-elf): Set extra_options.
763 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
764 * config/stormy16/stormy16.opt: New file.
766 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
768 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
769 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
770 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
771 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
772 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
773 (TARGET_UNIX_ASM): Delete.
774 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
775 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
776 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
777 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
778 * config/pdp11/pdp11.opt: New file.
780 2005-04-03 Roger Sayle <roger@eyesopen.com>
781 Alexandre Oliva <aoliva@redhat.com>
784 * fold-const.c (non_lvalue): Split tests into...
785 (maybe_lvalue_p): New function.
786 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
787 C++ front-end prior to lowering into gimple form.
789 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
791 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
792 BUILT_IN_STRNCASECMP): New.
793 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
796 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
799 * arm.md (addsi3_compare0_for_combiner): Delete.
800 (addsi3_compare0_scratch_for_combiner): Delete.
801 (cmpsi_neg_shiftsi): Delete.
802 (compare_negsi_si): New pattern.
803 (cmpsi_negshiftsi_si): New pattern.
804 (negated_cbranchsi4): Restrict to equality_operator.
806 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
809 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
811 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
814 * doc/install.texi: Fix a typo.
816 2005-04-03 Steven Bosscher <stevenb@suse.de>
819 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
820 a computed goto if the edge to the computed goto block has
821 incoming abnormal edges. Clarify how the function works.
823 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
825 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
826 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
827 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
828 hash_scan_set, reg_set_between_after_reload_p,
829 reg_used_between_after_reload_p, get_avail_load_store_reg,
830 eliminate_partially_redundant_load): Likewise.
831 * postreload.c (reload_cse_simplify_set,
832 reload_combine_note_use): Likewise.
833 * predict.c (predict_insn, expected_value_to_br_prob,
834 propagate_freq, expensive_function_p): Likewise.
835 * print-rtl.c (print_rtx): Likewise.
836 * profile.c (instrument_edges, instrument_values,
837 compute_branch_probabilities, branch_prob, union_groups,
838 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
839 * protoize.c (in_system_include_dir, file_could_be_converted,
840 file_normally_convertible, gen_aux_info_file, seek_to_line,
841 do_cleaning): Likewise.
842 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
843 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
844 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
846 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
848 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
849 * modulo-sched.c (undo_replace_buff_elem): New structure.
850 (kernel_number_of_cycles, ps_unschedule_node,
851 undo_generate_reg_moves,free_undo_replace_buff,
852 undo_permute_partial_schedule, loop_single_full_bb_p,
853 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
854 build_loops_structure, get_sched_window): New.
855 (generate_reg_moves): Return undo_replace_buff_elem and other
857 (generate_prolog_epilog): Remove old loop versioning.
858 (sms_schedule): Use loop information and loop_version.
859 (sms_schedule_by_order): Split part of it to get_sched_window.
860 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
861 cfg_layout_finalize and free_dominance_info before/after SMS.
863 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
865 * cfghooks.c (lv_flush_pending_stmts,
866 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
867 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
868 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
869 lv_add_condition_to_bb,
870 lv_adjust_loop_header_phi, extract_cond_bb_edges,
871 flush_pending_stmts): New in cfg_hooks structure.
872 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
873 extract_cond_bb_edges, lv_adjust_loop_header_phi,
874 lv_add_condition_to_bb): New declarations.
875 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
877 (loop_version): Declare.
878 * cfgloopmanip.c (cfghooks.h): Include.
879 (duplicate_loop_to_header_edge): Change return type to bool.
880 (loop_version, lv_adjust_loop_entry_edge): Move here.
881 * cfgrtl.c (cfgloop.h): Include.
882 (rtl_verify_flow_info_1): Fix.
883 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
884 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
886 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
887 tree_lv_add_condition_to_bb): New.
888 (tree_cfg_hooks): Add new hooks to initialization.
889 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
890 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
892 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
894 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
895 xstormy16_below100_or_register,
896 xstormy16_splittable_below100_or_register, and
897 nonimmediate_nonstack_operand.
899 * config/stormy16/stormy16-protos.h: Remove the prototypes for
900 xstormy16_ineqsi_operator, equality_operator,
901 inequality_operator, shift_operator,
902 xstormy16_below100_operand, xstormy16_below100_or_register,
903 xstormy16_splittable_below100_or_register,
904 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
905 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
906 equality_operator, inequality_operator,
907 xstormy16_below100_operand, xstormy16_below100_or_register,
908 xstormy16_splittable_below100_or_register,
909 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
910 nonimmediate_nonstack_operand, shift_operator): Move to
912 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
913 * config/stormy16/stormy16.md: Include predicates.md.
914 * config/stormy16/predicates.md: New.
916 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
918 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
919 small_int, large_int, reg_or_0_operand, simple_memory_operand,
920 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
921 move_operand, power_of_2_operand): Move to predicates.md.
922 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
923 PREDICATE_CODE): Remove.
924 * config/iq2000/iq2000.md: Include predicates.md.
925 * config/iq2000/predicates.md: New.
927 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
929 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
930 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
931 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
932 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
933 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
934 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
935 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
936 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
937 (TARGET_M68HC11): Delete.
938 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
939 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
940 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
941 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
942 (nb_soft_regs): Delete.
943 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
944 (m68hc11_override_options): Remove the code that caters for MASK_M6811
945 and MASK_M6812 being set simultaneously. Change the code that sets
946 the default m68hc11_soft_reg_count to use integers instead of strings.
947 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
948 m68hc11_soft_reg_count (which now has an int type) as the number
950 * config/m68hc11/m68hc11.opt: New file.
952 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
954 * config/fr30/fr30.h (PREDICATE_CODES): Remove
955 fp_displacement_operand, sp_displacement_operand.
957 * config/m68hc11/m68hc11-protos.h: Add a prototype for
959 Remove the prototypes for tst_operand, cmp_operand,
960 stack_register_operand, d_register_operand,
961 hard_addr_reg_operand, splitable_operand,
962 m68hc11_logical_operator, m68hc11_arith_operator,
963 m68hc11_non_shift_operator, m68hc11_shift_operator,
964 m68hc11_unary_operator, m68hc11_eq_compare_operator,
965 non_push_operand, hard_reg_operand, and
966 reg_or_some_mem_operand.
967 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
969 (tst_operand, cmp_operand, non_push_operand,
970 splitable_operand, reg_or_some_mem_operand,
971 stack_register_operand, d_register_operand,
972 hard_addr_reg_operand, hard_reg_operand,
973 m68hc11_eq_compare_operator, m68hc11_logical_operator,
974 m68hc11_arith_operator, m68hc11_non_shift_operator,
975 m68hc11_shift_operator, m68hc11_unary_operator): Move to
977 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
978 * config/m68hc11/m68hc11.md: Include predicates.md.
979 * config/m68hc11/predicates.md: New.
981 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
984 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
985 change checked in along with 2005-03-03's patch for debug/20253.
986 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
987 (remap_decl): Insert type decl in map earlier.
989 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
991 PR tree-optimization/20640
992 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
993 post-dominator if it has phi nodes.
994 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
995 before dead statements.
997 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1000 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1002 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1004 PR rtl-optimization/20290
1005 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1006 in every iteration if the entry point is the exit test.
1008 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1010 * config/cris/cris.md (attribute "length"): Define.
1012 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1014 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1015 (word_offset_memref_operand): New.
1016 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1017 (indexed_or_indirect_operand): Delete.
1018 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1019 (indexed_or_indirect_operand): Delete.
1021 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1024 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1027 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1028 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1030 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1032 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1034 2005-04-01 Ian Lance Taylor <ian@airs.com>
1036 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1037 (rus, prus): Remove static variables.
1038 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1039 (process_command): Permit report_times and use_pipes together.
1041 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1043 * c-decl.c (validate_proto_after_old_defn): Look at
1044 TYPE_MAIN_VARIANT of argument types.
1046 2005-04-01 Paul Brook <paul@codesourcery.com>
1048 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1049 (arm_output_function_epilogue): Allow call_via_SP.
1050 (thumb_call_via_reg, arm_file_end): Ditto.
1051 * config/arm/arm.h (struct machine_function): Include space for SP.
1052 (thumb_call_via_label): Update declaration.
1054 2005-04-01 Ian Lance Taylor <ian@airs.com>
1056 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1057 doing a peephole optimization, once again put any notes in the
1060 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1062 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1064 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1066 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1067 (block_alloc, find_free_reg): Likewise.
1068 * loop-doloop.c (doloop_modify): Likewise.
1069 * loop-invariant.c (record_use): Likewise.
1070 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1071 get_iv_value, canon_condition, eliminate_implied_condition,
1072 eliminate_implied_condition, simplify_using_initial_values,
1073 shorten_into_mode, canonicalize_iv_subregs,
1074 iv_number_of_iterations): Likewise.
1075 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1076 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1077 unswitch_loop): Likewise.
1078 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1079 move_movables, replace_call_address, find_and_verify_loops,
1080 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1081 record_giv, final_giv_value, general_induction_var,
1082 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1083 loop_giv_dump): Likewise.
1085 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1086 GCOV_CHECK_WRITING): Remove.
1087 (gcov_position, gcov_rewrite): Use gcc_assert.
1088 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1089 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1090 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1093 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1095 * tree-inline.c: Fix a typo.
1097 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1099 * configure.ac (enable-checking): Explicitly set all variables for
1100 collective switch values. Alphabetize variables. Rename
1101 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1103 * doc/install.texi (enable-checking): Update documentation.
1104 * configure: Rebuilt.
1106 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1108 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1111 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1113 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1114 Also reject cases where this pattern will cause load delay stalls
1115 unless optimizing for size and it will produce a shorter sequence.
1116 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1117 variants to avoid pre-adjusting the base when possible.
1119 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1121 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1122 the frame and argument pointers.
1123 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1124 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1125 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1126 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1127 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1128 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1130 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1132 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1133 with entry for selectany attribute.
1134 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1136 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1137 (i386_pe_asm_named_section): Handle sections generated by
1138 selectany attribute.
1139 * doc/extend.texi (selectany): Document attribute.
1141 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1142 Jan Hubicka <jh@suse.cz>
1144 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1145 to fix addresses involving EBP and ESP.
1146 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1147 for SUBREGed registers.
1148 (legitimate_address_p): Accept SUBREGed registers.
1150 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1153 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1154 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1157 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1159 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1161 2005-04-01 James E Wilson <wilson@specifixinc.com>
1164 * dwarf2out.c (rtl_for_decl_init): New function.
1165 (rtl_for_decl_location): Extracted from here.
1166 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1167 add_const_value_attribute. Delete initializer_constant_valid_p call.
1169 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1171 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1172 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1173 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1174 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1175 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1176 config/i386/i386.md, config/rs6000/predicates.md,
1177 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1178 config/s390/s390.c, config/stormy16/stormy16.c,
1179 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1182 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1185 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1186 COND_EXPR and CALL_EXPR.
1188 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1191 * genautomata.c (first_cycle_unit_presence): Check all alternative
1192 states for unit presence.
1194 * doc/md.texi: Remove remark about impossibility to query unit
1195 presence in non nondeterministic automaton state.
1197 * config/ia64/ia64.c (get_template): Change order of unit querying.
1199 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1201 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1204 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1206 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1207 flag for edges outside any loops.
1209 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1211 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1213 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1215 * tree-ssa-alias.c: Follow spelling conventions.
1216 * doc/tree-ssa.texi: Fix a typo.
1218 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1220 * postreload-gcse.c: Include target.h.
1221 (gcse_after_reload_main): Return early if we cannot modify jumps.
1222 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1224 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1226 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1227 expensive operations.
1229 2005-03-31 Ian Lance Taylor <ian@airs.com>
1231 * collect2.c (lderrout): New variable.
1232 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1233 if it is set, to stderr.
1234 (handler): Unlink lderrout if it is set.
1235 (dump_file): Add "to" parameter. Change all callers.
1236 (main): Initialize lderrout.
1237 (collect_execute): Add errname parameter. Change all callers.
1238 Rename redir parameter to outname. Never pass
1239 PEX_STDERR_TO_STDOUT to pex_run.
1240 * collect2.h (collect_execute, dump_file): Update declarations.
1241 * tlink.c (tlink_execute): Add errname parameter. Change all
1243 (do_tlink): Check lderrout as well as ldout.
1245 2005-03-31 Caroline Tice <ctice@apple.com>
1247 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1248 (bb-reorder.o): Add errors.h to list of requirements.
1249 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1250 profiledbootstrap flags.
1251 * bb-reorder.c (errors.h): Add new include.
1252 (struct bbro_basic_block_data_def): Add new field, in_trace.
1253 (add_unlikely_executed_notes): Remove function.
1254 (mark_bb_for_unlikely_executed_section): Remove function.
1255 (insert_section_boundary_note): New function.
1256 (verify_hot_cold_block_grouping): New function.
1257 (push_to_next_round_p): Remove variables and tests that push all
1258 cold blocks to last round.
1259 (find_traces): Remove code that added extra round of trace finding
1260 when doing partitioning.
1261 (find_traces_1_round) : Remove variable last_round; add code to
1262 update new struct field, in_trace; correct trace_length where it was
1263 incorrect before (after call to copy_bb); change code that pushed all
1264 cold blocks to last round. Instead verify that all blocks going into
1265 a trace belong in the same partition.
1266 (connect_traces): Modify to connect the traces in two passes, if the
1267 function contains both hot and cold blocks. The first pass connects
1268 all the traces for blocks in the partition that the first block in
1269 the function belongs to; the second pass connnects all the traces
1270 containing blocks that belong in the other partition.
1271 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1272 code that automatically put the first block in a function into the
1273 hot partition if the function had any hot blocks.
1274 (fix_crossing_unconditional_branches): Check number of succ edges
1275 before attempting to get one.
1276 (fix_edges_for_rarely_executed_code): Update comment describing
1278 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1279 remove call to add_unlikely_executed_notes; add call to
1280 verify_hot_cold_block_grouping.
1281 (duplicate_computed_gotos): Don't change computed goto if it's a
1283 (partition_hot_cold_basic_blocks): Update function comment.
1284 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1286 (try_forward_edges): Likewise.
1287 (merge_blocks_move_predecessor_nojumps): Likewise.
1288 (merge_blocks_move_successor_nojumps): Likewise.
1289 (merge_blocks_move): Likewise.
1290 (try_crossjump_bb): Likewise.
1291 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1292 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1293 notes to cold bb's; remove call to update_unlikely_executed_notes.
1294 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1295 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1296 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1297 function declaration.
1298 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1300 (rtl_can_merge_blocks): Remove redundancy from condition.
1301 (try_redirect_by_replacing_jump): Likewise.
1302 (force_nonfallthru_and_redirect): Remove code for adding
1303 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1304 (commit_one_edge_insertion): Likewise.
1305 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1306 * dbxout.c (FORCE_TEXT): Replace function_section with
1307 current_function_section.
1308 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1309 function, switch_text_section.
1310 (struct xcoff_debug): Likewise.
1311 (dbxout_function_end): Add code to put out label diffs for both
1312 hot and cold sections.
1313 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1314 for new debug_hooks funciton, switch_text_section..
1315 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1316 switch_text_section.
1317 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1318 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1319 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1320 dw_fde_switched_sections.
1321 (output_call_frame_info): Add test to see if function switches text
1322 sections in the middle; if so, use appropriate extra hot and cold
1323 section labels to compute size deltas for the hot and cold sections.
1324 (dwarf2out_begin_prologue): Add code to initialize new fields in
1326 (dwarf2out_switch_text_section): New function (invoked through
1327 debug_hook); updates new fields in dw_fde_struct appropriately and
1328 increments separate_line_info_table_in_use.
1329 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1330 dwarf2out_switch_text_section.
1331 (struct var_loc_node): Add new field, section_label.
1332 (output_aranges): Add code to check whether in hot or cold section and
1333 use the appropriate label in calculating deltas.
1334 (output_ranges): Likewise.
1335 (output_line_info): Add code to check which section we're in and
1336 use appropriate hot/cold label.
1337 (add_location_or_constant_value_attribute): Likewise.
1338 (gen_subprogam_die): Modify arange attributes to use correct labels.
1339 (dwarf2out_begin_block): Change call to function_section into call to
1340 current_function_section.
1341 (dwarf2out_end_block): Likewise.
1342 (dwarf2out_source_line): Likewise.
1343 (dwarf2out_var_location): Add code to check whether in hot or cold
1344 section and use the appropriate label.
1345 * except.c (output_function_exception_table): Change call to
1346 function_section into call to current_function_section.
1347 * final.c (profile_function): Likewise.
1348 (scan_ahead_for_unlikely_executed_note): Remove function.
1349 (final_scan_insn): Remove calls to
1350 scan_ahead_for_unlikely_executed_note, and related code for switching
1351 to cold section, except for the single time
1352 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1353 debug_hooks->switch_text_sections; replace appropriate calls to
1354 function_section with calls to current_function_section.
1355 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1356 test_bb to condition.
1357 (find_if_case_2): Likewise.
1358 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1359 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1360 * opts.c (decode_options): Change warning about hot/cold partitioning
1361 with exceptionss to inform (so as not to cause bootstrap failures);
1362 remove warning about partitioning with DWARF debug info.
1363 * output.h (current_function_section): Add new function decl.
1364 (insert_section_boundary_note): Likewise.
1365 (enum in_section): Move this declaration here from varasm.c.
1366 (unlikely_section_label): Likewise.
1367 (unlikely_text_section_name): Likewise.
1368 (last_text_section_name): New global variable.
1369 (last_text_section): Likewise.
1370 (hot_section_label): Likewise.
1371 (hot_section_end_label): Likewise.
1372 (cold_section_end_label): Likewise.
1373 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1374 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1375 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1376 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1377 insn from consideration.
1378 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1379 switch_text_section.
1380 * varasm.c (basic-block.h): Add new include.
1381 (unlikely_section_label_printed): Remove global variable.
1382 (unlikely_section_label): Make global variable not be static any more.
1383 (unlikely_text_section_name): Likewise.
1384 (hot_section_end_label): New global variable (not static)
1385 (first_function_block_is_cold): Likewise.
1386 (hot_section_label): Likewise.
1387 (cold_section_end_label): Likewise..
1388 (last_text_section): New global variable, not static.
1389 (last_text_section_name): New global variable, not static.
1390 (initialize_cold_section_name): New function.
1391 (enum in_section): Move declaration to output.h.
1392 (text_section): Update last_text_section.
1393 (unlikely_text_section): Replace code to determine cold section name
1394 with call to initialize_cold_section_name; Add code to update
1395 last_text_section; remove code for printing out label.
1396 (named_section_real): Add code to update last_text_section and
1397 last_text_section_name as appropriate.
1398 (function_section): Change test for 'unlikely' to depend on
1399 first_function_block_is_cold (moved old test to
1400 current_function_section).
1401 (current_function_section): New function.
1402 (assemble_start_function): Move code that frees
1403 unlikely_text_section_name; initialize hot_section_end_label;
1404 print hot and cold section labels at the start of the function;
1405 set first_function_block_is_cold, if appropriate; initialize l
1406 ast_text_section; add call to insert_section_boundary_note.
1407 (assemble_end_function): Add code to write out hot and cold section
1409 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1410 switch_text_section.
1411 * config/darwin.c (machopic_select_section): Replace incorrect
1412 function in base_funs; update reloc for cold sections if necessary.
1413 * config/darwin.h (SECTION_FUNCTION): Add code to update
1414 last_text_section if appropriate.
1415 (text_unlikely_section): Remove.
1416 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1417 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1418 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1419 partitioning for this architecture.
1421 2005-03-31 Olivier Hainque <hainque@adacore.com>
1423 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1424 defined and non-zero.
1426 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1429 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1432 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1435 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1436 label operand. Remove (use (unspec..)). Don't emit a label on
1438 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1439 generate inline label for load_toc_v4_PIC_1b.
1440 (rs6000_emit_load_toc_table): Likewise.
1442 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1444 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1445 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1447 2005-03-29 Devang Patel <dpatel@apple.com>
1449 * tree-sra.c (decide_block_copy): Disable scalarization of
1452 2005-03-30 Stuart Hastings <stuart@apple.com>
1453 Dale Johannesen <dalej@apple.com>
1455 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1456 * print-tree.c (print_node): Add case STATEMENT_LIST.
1458 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1460 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1461 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1462 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1463 is given with "powerpc64*" or "all", or when --with-cpu chooses
1466 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1469 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1470 gen_lexical_block_die.
1471 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1473 2005-03-31 Jan Hubicka <jh@suse.cz>
1475 2004-11-02 Jan Hubicka <jh@suse.cz>
1477 * cgraph.c (cgraph_varpool_node_name): New function.
1478 (dump_cgraph_varpool_node): New function.
1479 (dump_varpool): New function.
1480 * cgraphunit.c (cgraph_optimize): Dump varpool.
1482 2004-10-16 Jan Hubicka <jh@suse.cz>
1484 * cgraph.c (decide_is_variable_needed): New function.
1485 (cgraph_varpool_finalize_decl): Use it.
1486 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1488 * final.c (output_addr_const): Do not call mark_referenced.
1489 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1490 always go via cgraph.
1491 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1492 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1493 * tree-optimize.c (execute_inline): Mark functions called.
1494 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1496 2004-10-11 Jan Hubicka <jh@suse.cz>
1498 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1499 (cgraph_varpool_last_needed_node): New static variable.
1500 (enqueue_needed_varpool_node): Break out from ...; add items to the
1501 end of queue; update first pointers.
1502 (cgraph_varpool_mark_needed_node): ... here.
1503 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1504 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1505 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1506 (cgraph_varpool_first_unanalyzed_node): Declare.
1507 * cgraphunit.c: Include output.h.
1508 (cgraph_varpool_analyze_pending_decls): New function.
1509 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1510 for errors, analyze pending decls.
1511 (cgraph_finalize_compilation_unit): Only analyze decls.
1512 (cgraph_optimize): Assemble the decls after expanding.
1514 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1516 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1517 subvars get marked properly in tags for grouping.
1518 (add_pointed_to_var): Mark only actual pointed to
1519 variables/subvars in addresses needed.
1520 (create_overlap_variables_for): Clear call clobbered on original
1522 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1523 addresable vars with subvars into list.
1524 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1527 2005-03-30 Richard Henderson <rth@redhat.com>
1529 * cgraph.h (struct cgraph_node): Add alias.
1530 * varasm.c (assemble_alias): Set it.
1531 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1532 avoid calling cgraph_expand_function.
1534 2005-03-30 Tom Tromey <tromey@redhat.com>
1536 * tree.def (FILE_TYPE): Removed.
1537 * typeclass.h (enum type_class): Removed file_type_class.
1538 * dwarf2out.c (is_base_type): Updated.
1539 (gen_type_die): Likewise.
1540 * dbxout.c (dbxout_type): Updated.
1541 * builtins.c (type_to_class): Updated.
1542 * tree.c (type_contains_placeholder_1): Updated.
1543 * config/sparc/sparc.c (sparc_type_code): Updated.
1544 * config/ia64/ia64.c (hfa_element_mode): Updated.
1545 * expr.c (count_type_elements): Updated.
1546 * stor-layout.c (layout_type): Updated.
1547 * tree-inline.c (remap_type): Updated.
1548 * tree-pretty-print.c (dump_generic_node): Updated.
1550 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1552 * builtins.c (expand_builtin_powi): Fix mode of
1553 2nd argument to match int.
1554 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1555 2nd argument type to int.
1556 * libgcc2.c: Change prototype of __powi* functions to use
1559 2005-03-30 Dale Johannesen <dalej@apple.com>
1562 * calls.c (expand_call): Flush pending deferrals before
1565 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1569 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1570 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1571 c_label_context, label_context_stack): New.
1572 * c-decl.c (define_label): Check for jumps into statement
1573 expressions. Add label to list of defined labels.
1574 (start_function): Push context on label_context_stack.
1575 (finish_function): Pop context from label_context_stack.
1576 * c-typeck.c (label_context_stack): New.
1577 (c_finish_goto_label): Check for jumps into statement
1578 expressions. Add label to list of jumped to labels.
1579 (struct c_switch): Add blocked_stmt_expr.
1580 (c_start_case): Initialize it.
1581 (do_case): Check it.
1582 (c_finish_case): Verify !blocked_stmt_expr.
1583 (c_begin_stmt_expr): Push context on label_context_stack.
1584 Increment blocked_stmt_expr. Mark labels jumped to from outside
1586 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1587 defined in the statement expression and no longer jumpable to.
1588 Mark labels jumped to from just outside the statement expression
1589 as again definable. Pop context from label_context_stack.
1590 * doc/extend.texi (Statement Exprs): Update.
1592 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1595 * c-decl.c (start_function): Check for old_decl being
1598 2005-03-30 Ian Lance Taylor <ian@airs.com>
1600 * final.c (final): Remove prescan parameter. Change all callers.
1601 (final_scan_insn): Remove prescan parameter. Change all callers.
1603 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1605 * tree-vectorizer.c: Fix comment typos.
1607 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1609 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1610 as soon as a chrec_dont_know is detected.
1612 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1614 Merge from csl-arm-branch.
1615 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1617 * tlink.c (recompile_files): Do not assume that "rename" can
1618 overwrite an existing file.
1620 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1622 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1623 * gcc/configure: Regenerate.
1625 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1627 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1629 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1631 * calls.c (struct arg_data): Update "partial" comment.
1632 (load_register_parameters): Update "nregs" comment.
1634 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1636 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1637 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1638 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1639 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1640 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1641 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1642 than target_flags & 0.
1643 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1644 (iq2000_arch, iq2000_parse_cpu): Delete.
1645 (TARGET_HANDLE_OPTION): Override default.
1646 (iq2000_handle_option): New function.
1647 (override_options): Remove -march= and -mcpu= handling.
1648 * config/iq2000/iq2000.opt: New file.
1650 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1652 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1653 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1654 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1655 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1656 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1657 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1658 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1659 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1660 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1661 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1662 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1663 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1664 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1665 (TARGET_OPTIONS): Delete.
1666 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1667 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1668 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1669 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1670 (c4x_cpu_version_string): Delete.
1671 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1672 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1673 equivalent -mcpu= option.
1674 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1675 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1676 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1677 or clearing the appropriate MASK_* bit.
1678 (c4x_file_start): Use c4x_cpu_version.
1679 * config/c4x/c4x.opt: New file.
1681 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1683 * doc/options.texi: Document the new MaskExists flag.
1684 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1685 if the option has the MaskExists flag.
1687 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1689 * opt-functions.awk (flag_set_p, test_flag): New functions.
1690 (switch_flags): Use them.
1691 * opth-gen.awk: Use flag_set_p to check for flags.
1692 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1694 2005-03-30 Ian Lance Taylor <ian@airs.com>
1696 * config.host (i[34567]86-*-mingw32*): Don't set
1697 host_can_use_collect2 to no.
1699 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1702 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1703 Remove convert_memory_address call duplicating that in memory_address.
1705 2005-03-29 Richard Henderson <rth@redhat.com>
1708 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1709 (build_compound_literal): Likewise. Propagate decl type into the
1711 (finish_decl): Likewise. Use new return value from complete_array_type
1712 for zero sized arrays.
1713 (complete_array_type): Move ...
1714 * c-common.c (complete_array_type): ... here. Change first argument
1715 to pointer-to-type-node. Consistently use sizetype for the index
1716 except for zero sized arrays. Detect zero sized arrays for pedantic
1717 mode diagnostics. Create a new type node instead of modifying the
1719 * c-tree.h (complete_array_type): Move decl ...
1720 * c-common.h (complete_array_type): ... here.
1722 2005-03-29 Richard Henderson <rth@redhat.com>
1725 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1727 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1729 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1730 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1731 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1732 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1734 2005-03-29 Eric Christopher <echristo@redhat.com>
1736 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1737 truthvalue conversion removal.
1739 2005-03-29 Ian Lance Taylor <ian@airs.com>
1742 * collect2.c: Never include <vfork.h>.
1743 (VFORK_STRING, vfork): Don't define.
1744 (pid): Remove global variable.
1745 (handler): Call raise instead of kill (getpid(), ...).
1746 (collect_wait): Add pex parameter. Change all callers. Use
1747 pex_get_status rather than pwait.
1748 (do_wait): Add pex parameter. Change all callers.
1749 (collect_execute): Return struct pex_obj * rather than void. Use
1750 pex routines rather than pexecute.
1751 (fork_execute): Get pex_obj from collect_execute, and pass it to
1753 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1754 Only declare quit_handler if SIGQUIT is defined.
1755 (scan_libraries): Likewise.
1756 * collect2.h (collect_execute): Update declaration.
1757 (collect_wait): Update declaration.
1758 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1759 pass it to collect_wait.
1761 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1764 * c-parser.c (c_parser_compound_statement_nostart): Give error
1765 message for EOF instead of just setting parser->error.
1767 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1769 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1770 (slpeel_update_phi_nodes_for_guard1): New function.
1771 (slpeel_update_phi_nodes_for_guard2): New function.
1772 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1773 of slpeel_update_phi_nodes_for_guard.
1774 (vectorize_loops): Remove call to loop_closed_rewrite.
1775 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1778 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1780 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1781 (TARGET_LITTLE_ENDIAN): New macro.
1782 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1783 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1784 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1785 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1786 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1787 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1788 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1789 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1790 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1791 (TARGET_OPTIONS): Delete.
1792 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1793 (CACHE_FLUSH_TRAP): Turn into an integer.
1794 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1795 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1796 -mflush-trap is in use.
1797 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1798 (m32r_cache_flush_trap_string): Delete.
1799 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1800 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1801 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1802 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1803 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1804 -mmodel= and -msdata= handling from...
1805 (m32r_init): ...here.
1806 * config/m32r/m32r.opt: New file.
1808 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1810 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1811 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1812 * tree-vect-analyze.c (vect_object_analysis): additional parm
1813 pass back a "struct ptr_info_def *" with the points-to info.
1814 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1815 statement using info returned from vect_object_analysis.
1816 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1817 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1818 for virtual uses and defs when creating a replacement vector
1819 reference. Call duplicate_ssa_name_ptr_info to define points-to
1820 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1821 (vectorizable_store): copy_virtual_operands and update
1822 definition statements.
1823 (vectorizable_load): copy_virtual_operands. Remove call to
1824 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1825 * tree-vectorizer.c (vectorize_loops): Remove calls to
1826 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1827 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1828 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1829 define macro STMT_VINFO_PTR_INFO for use in accessing.
1830 * tree.h add export of duplicate_ssa_name_ptr_info.
1831 * rs6000.c (altivec_init_builtins): Declare builtin function
1832 __builtin_altivec_mask_for_load to be "const".
1834 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1837 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1838 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1839 assemble_variable on aliases.
1840 * varasm.c (assemble_alias): Set node->alias.
1841 * toplev.c (wrapup_global_declarations): Don't call
1842 rest_of_decl_compilation on aliases again.
1844 2005-03-29 Paul Brook <paul@codesourcery.com>
1846 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1847 * config/arm/arm.c (arm_dbx_register_number): New function.
1848 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1850 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1853 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1854 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1856 2005-03-29 Dale Johannesen <dalej@apple.com>
1858 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1859 $(TREE_H) and $(COVERAGE_H).
1860 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1861 * opts.c (common_handle_option): Enable tree-based value transforms.
1862 * toplev.c (process_options): Ditto.
1863 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1864 refers to references to this type.
1865 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1866 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1867 for may_be_more, may_be_less.
1868 (rtl_gen_pow2_profiler): Adjust.
1869 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1870 (rtl_gen_one_value_profiler): Adjust.
1871 (rtl_gen_const_delta_profiler): Adjust.
1872 * tree-profile.c (tree_gen_interval_profiler): Implement.
1873 (tree_gen_pow2_profiler): Ditto.
1874 (tree_gen_one_value_profiler): Ditto.
1875 (tree_profiling): New.
1876 (pass_tree_profile): Reference it.
1877 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1879 (insn_divmod_values_to_profile): Rename to
1880 rtl_divmod_values_to_profile. Adjust.
1881 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1882 (insn_prefetch_values_to_profile): Adjust.
1883 (rtl_value_profile_transformations): Adjust.
1884 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1885 (gen_mod_pow2): Rename to rtl_mod_pow2.
1886 (gen_mod_subtract): Rename to rtl_mod_subtract.
1887 (divmod_fixed_value_transform): Rename to
1888 rtl_divmod_fixed_value_transform.
1889 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1890 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1891 (rtl_find_values_to_profile): Adjust.
1892 (tree_value_profile_transformations): Implement.
1893 (tree_divmod_values_to_profile): New.
1894 (tree_values_to_profile): New.
1895 (tree_divmod_fixed_value): New.
1896 (tree_mod_pow2): New.
1897 (tree_mod_subtract): New.
1898 (tree_divmod_fixed_value_transform): New.
1899 (tree_mod_pow2_value_transform): New.
1900 (tree_mod_subtract_transform): New.
1901 (tree_find_values_to_profile): Implement.
1902 * profile.c (instrument_values): Free histograms.
1903 (compute_value_histograms): Adjust. Implement tree version.
1905 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1907 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1908 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1909 variable. Output "fldcw" depending on round_mode.
1910 * config/i386/i386.md (UNSPEC_FIST): New.
1911 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1912 New isns patterns to implement lrint and llrint built-ins as x87
1914 (fistdi2, fist<mode>2 splitters): New splitters.
1915 (lrint<mode>2): New expanders.
1917 2005-03-28 Ian Lance Taylor <ian@airs.com>
1919 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1920 0 when calling final_scan_insn.
1922 2005-03-28 Jan Hubicka <jh@suse.cz>
1925 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1928 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1929 types where possible.
1931 2005-03-26 Per Bothner <per@bothner.com>
1933 Make -f[no-]show-column also control non-cpp diagnostics.
1934 * c.opt (fshow-column): Move option from here ...
1935 * common.opt (fshow-column): ... to here.
1936 * diagnostic.c (diagnostic_build_prefix): Only print column number
1937 if flag_show_column.
1939 2005-03-27 Steven Bosscher <stevenb@suse.de>
1941 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1942 vax_output_conditional_branch): New prototypes.
1943 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1944 extracted from vax.md mov and add patterns.
1945 (vax_output_conditional_branch): New function to output conditional
1946 branch instructions.
1947 * vax.md: Use mode macros for arithmetic and mov patterns.
1948 Use code macros for the jump patterns.
1950 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1952 * Makefile.in (libbackend.o): Depend on version files;
1953 add custom generation command.
1955 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1958 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1959 sure that we have a REG before getting its REGNO.
1961 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1963 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1964 * builtins.def (BUILT_IN_STRNDUP): New.
1966 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1968 PR tree-optimization/20470
1969 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1972 2005-03-25 Mike Stump <mrs@apple.com>
1974 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1977 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1979 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1980 Use our own structure definitions.
1982 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1983 (fix_truncdfsi2): Allow registers or memory as destination.
1984 When TARGET_PPC_GFXOPT, generate simplified pattern.
1985 (fix_truncdfsi2_internal): Use define_insn_and_split.
1986 (fix_truncdfsi2_internal_gfxopt): New.
1987 (fctiwz): Don't confuse register allocation by giving it no choices.
1989 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1990 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1991 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1992 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1994 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1996 * dominance.c (free_dominance_info): Speed up by freeing et
1997 data structures without maintaining other nodes.
1998 * et-forest.c (et_free_tree_force): New.
1999 * et-forest.h: Add a prototype for et_free_tree_force.
2001 * tree.c (get_set_constructor_bits,
2002 get_set_constructor_bytes): Remove.
2003 * tree.h: Remove the corresponding prototypes.
2005 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2008 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2009 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2010 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2011 PRE_DEC, NEG and NOT.
2013 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2015 * fold-const.c: Convert uses of fold (build (...)) to
2018 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2020 PR rtl-optimization/20249
2021 * cse.c (insert_regs): Do not record equivalence of registers in
2024 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2026 * emit-rtl.c (reverse_comparison): Remove.
2027 * rtl.h: Remove the corresponding prototype.
2029 2005-03-24 James E Wilson <wilson@specifixinc.com>
2031 * doc/install.texi (--enable-altivec): Delete docs.
2033 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2035 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2036 SFmode and DFmode before reload when
2037 flag_unsafe_math_optimizations not enabled.
2039 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2041 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2043 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2044 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2046 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2048 * configure.ac (enable-checking): Add 'runtime' option.
2049 * doc/install.texi (enable-checking): Document 'runtime' checking.
2050 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2051 * config.in: Regenerated.
2052 * configure: Regenerated.
2054 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2056 * optabs.h (enum optab_index): Remove OTI_llrint.
2057 (llrint_optab): Remove macro.
2058 * optabs.c (init_optabs): Remove llrint_optab initialization.
2059 * genopinit.c (optabs): Remove llrint_optab implementation.
2060 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2063 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2065 PR rtl-optimization/20532
2066 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2067 overflow when adding coefficients for PLUS or MINUS.
2068 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2071 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2073 * langhooks.h (truthvalue_conversion): Remove.
2074 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2075 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2076 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2077 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2078 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2080 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2082 * params.def: Fix a typo.
2083 * config/mips/mips.c: Follow the spelling convensions.
2084 * doc/invoke.texi: Fix typos.
2086 2005-03-18 Dale Johannese <dalej@apple.com>
2088 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2090 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2092 Fix PR tree-optimization/20601
2094 * tree-ssa-pre.c (insert_aux): Add missing condition to
2097 2005-03-23 Ian Lance Taylor <ian@airs.com>
2099 * final.c (final_scan_insn): Don't remove no-op instructions.
2100 * reload1.c (reload): Remove simple no-op instructions even when
2103 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2105 PR tree-optimization/20501
2106 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2107 reporting that peeling for alignment is applied moved to...
2108 * (vect_analyze_data_refs_alignment): Here.
2110 2005-03-23 Ian Lance Taylor <ian@airs.com>
2112 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2114 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2116 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2117 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2119 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2121 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2122 imply that this is called once, independent of asms in code.
2123 Adjust to now being pased output and input lists. Mention helper
2124 function decl_overlaps_hard_reg_set_p.
2125 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2126 hook_tree_tree_identity and to take three trees, returning third.
2127 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2129 * stmt.c: include hard-reg-set.h before tree.h.
2130 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2131 (decl_conflicts_with_clobbers_p): Call
2132 decl_overlaps_hard_reg_set_p.
2133 (expand_asm_operands): Pass output and input lists in call to
2134 targetm.md_asm_clobbers.
2135 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2136 hook_tree_tree_tree_tree_3rd_identity.
2137 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2139 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2140 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2141 parameters, first two unused.
2142 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2143 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2144 in constraint letters and MOF is not mentioned as a asm-declared
2145 register in neither of the input and output lists.
2147 2005-03-23 DJ Delorie <dj@redhat.com>
2149 * optabs.c (expand_binop): Make sure the first subword's result
2152 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2154 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2155 Call c_common_truthvalue_conversion rather than
2156 lang_hooks.truthvalue_conversion.
2157 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2158 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2160 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2161 c_common_truthvalue_conversion.
2162 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2163 c_parser_conditional_expression, c_parser_binary_expression): Call
2164 c_objc_common_truthvalue_conversion.
2165 * c-typeck.c (build_unary_op): Call
2166 c_objc_common_truthvalue_conversion.
2167 (build_conditional_expr): Do not call
2168 lang_hooks.truthvalue_conversion.
2169 (build_binary_op): Call c_common_truthvalue_conversion.
2170 (c_objc_common_truthvalue_conversion): Moved from
2171 c-objc-common.c. Call default_function_array_conversion instead
2172 of default_conversion.
2174 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2176 * c-common.h (default_conversion): Remove.
2177 (perform_integral_promotions): Add.
2178 * c-tree.h (default_conversion): Add.
2179 * c-typeck.c (perform_integral_promotions): New, split out from
2181 * c-common.c (check_case_value): Use perform_integral_promotions,
2182 not default_conversion.
2183 (c_add_case_label): Don't continue processing case label after
2184 found to be pointer.
2186 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2188 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2189 the prefix list if we have already added a multilib directory
2191 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2194 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2196 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2198 * reload.h: Remove the prototype for indirect_symref_ok.
2200 * reload1.c (indirect_symref_ok): Make it global.
2201 * reload.h: Add a prototype for indirect_symref_ok.
2203 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2205 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2208 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2210 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2212 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2214 * c-opts.c (c_common_parse_file): Only start/end main source file
2215 if debug hooks says the writer wants it.
2216 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2218 (xcoff_debug_hooks): Ditto.
2219 * debug.c (do_nothing_hooks): Ditto.
2220 * debug.h (gcc_debug_hooks): Ditto.
2221 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2222 * sdbout.c (sdb_debug_hooks): Ditto.
2223 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2225 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2227 * doc/extend.texi: Deprecate C++ min/max operators.
2229 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2231 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2232 artificial original candidates.
2234 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2235 Jan Hubicka <jh@suse.cz>
2236 Steven Bosscher <stevenb@suse.de>
2238 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2239 call cost based on argument sizes.
2240 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2242 * params.def: (max-inline-inssn-single): Set to 450.
2243 (max-inline-insns-auto): Set to 90.
2244 (max-inline-insns-recursive): Set to 450
2245 (max-inline-insns-recursive-auto): Set to 450.
2246 (large-function-insns): Set to 2700.
2247 (inline-call-cost): New parameter.
2248 * tree-inline.c (estimate_move_cost): New function.
2249 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2250 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2252 * tree-inline.h (estimate_move_cost): Declare.
2253 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2254 (max-inline-insns-auto): Change default to 90.
2255 (max-inline-insns-recursive): Change default to 450
2256 (max-inline-insns-recursive-auto): Change default to 450.
2257 (large-function-insns): Change default to 2700.
2258 (inline-call-cost): Document new parameter.
2260 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2262 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2263 (TARGET_DEFAULT): Delete.
2264 * config/i860/i860.opt: New file.
2266 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2268 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2269 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2270 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2271 (frv_sched_lookahead): Delete.
2272 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2273 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2274 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2275 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2276 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2277 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2278 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2279 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2280 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2281 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2282 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2283 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2284 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2285 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2286 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2287 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2288 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2289 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2290 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2291 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2292 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2293 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2294 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2295 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2296 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2297 (frv_sched_lookahead): Delete.
2298 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2299 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2300 (frv_handle_option): New function. Move -mcpu= handling from...
2301 (frv_override_options): ...here. Remove handling of other
2303 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2304 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2305 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2306 and TARGET_NO_MULTI_CE.
2307 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2308 !TARGET_VLIW_BRANCH.
2309 * config/frv/frv.opt: New file.
2311 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2313 * fold-const.c (fold_ternary): Take decomposed arguments of
2315 (fold): Update a call to fold_ternary.
2317 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2318 * tree.h: Add corresponding prototypes.
2320 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2323 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2324 between jump table and its label.
2325 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2326 resp. ADDR_DIFF_VEC and the label preceeding it.
2327 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2328 is emitted in the right section.
2330 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2332 * fold-const.c (fold_unary, fold_binary): Update comments
2335 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2337 PR rtl-optimization/20527
2338 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2339 REG_INC note, test that the register also isn't mentioned in PRED
2342 2005-03-22 Ben Elliston <bje@au.ibm.com>
2344 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2347 2005-03-21 Mike Stump <mrs@apple.com>
2349 * varasm.c (default_assemble_visibility): Remove extra ().
2351 2005-03-21 Roger Sayle <roger@eyesopen.com>
2354 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2355 to determine whether a block can be duplicated, rather than test
2356 whether the block contains noncopyable insns ourselves.
2358 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2360 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2363 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2365 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2367 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2369 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2370 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2371 * config/fr30/fr30.opt: New file.
2373 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2375 Fix PR tree-optimization/20542
2377 * tree-flow-inline.h (overlap_subvar): Move to here.
2378 * tree-ssa-operands.c: From here.
2379 * tree-flow.h (overlap_subvar): Declare.
2380 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2381 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2382 for variables with subvars.
2384 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2387 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2388 * modulo-sched.c (const_iteration_count): Return on NULL
2390 (print_node_sched_params): Return on NULL dump_file.
2391 (generate_reg_moves): Handle reg-anti dependencies and disregard
2392 closing branch when generating register moves.
2393 (sms_schedule): Mark the SMSed block dirty.
2394 * passes.c (rest_of_handle_sms): Call update_life_info for all
2396 * testsuite/gcc.dg/20050321-1.c: New test.
2398 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2400 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2401 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2402 movqi_internal): Likewise.
2404 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2406 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2407 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2408 xtensa_b4const): Delete prototypes.
2409 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2410 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2411 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2412 xtensa_extra_constraint): New prototypes.
2413 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2414 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2415 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2416 move_operand, const_float_1_operand, fpmem_offset_operand,
2417 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2418 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2419 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2420 argument type to HOST_WIDE_INT.
2421 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2422 xtensa_mask_immediate): Likewise.
2423 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2424 Likewise. Also make these functions static.
2425 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2426 (xtensa_const_ok_for_letter_p): New.
2427 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2428 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2429 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2430 move_operand, const_float_1_operand, fpmem_offset_operand,
2431 branch_operator, ubranch_operator, boolean_operator): Move to
2433 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2434 (xtensa_mem_offset): Change return type to bool.
2435 (xtensa_extra_constraint): New.
2436 (gen_int_relational): Update type of const_range_p function pointer.
2437 Use xtensa_b4const_or_zero.
2438 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2439 xtensa_const_ok_for_letter_p. Update comments.
2440 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2441 (PREDICATE_CODES): Delete.
2442 * config/xtensa/xtensa.md: Include predicates.md.
2443 * config/xtensa/predicates.md: New file.
2445 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2447 * config/v850/v850-protos.h: Remove the prototypes for
2448 reg_or_int9_operand, reg_or_const_operand,
2449 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2450 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2451 movsi_source_operand, power_of_two_operand,
2452 not_power_of_two_operand, special_symbolref_operand,
2453 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2454 register_is_ok_for_epilogue.
2455 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2456 reg_or_int9_operand, reg_or_const_operand,
2457 call_address_operand, special_symbolref_operand,
2458 movsi_source_operand, power_of_two_operand,
2459 not_power_of_two_operand, register_is_ok_for_epilogue,
2460 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2461 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2463 * config/v850/v850.h (PREDICATE_CODES): Remove.
2464 * config/v850/v850.md: Include predicates.md.
2465 * config/v850/predicates.md: New.
2467 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2469 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2470 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2471 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2472 (itoolsdir, itoolsdatadir): Move definition above new first use.
2473 (install-itoolsdirs): New rule.
2474 (install-mkheaders): Depend on install-itoolsdirs, not
2475 install-include-dir.
2477 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2479 * tree-into-ssa.c: Remove obsolete comments.
2481 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2483 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2484 unrolling if -fpeel-loops is specified, too.
2485 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2486 Remove superfluous check for flag_unroll_loops.
2488 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2490 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2491 (lrint_optab, llrint_optab): Define corresponding macros.
2492 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2493 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2494 pattern and llrint_optab using llrintdi2 patterns.
2495 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2496 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2497 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2498 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2499 flag_unsafe_math_optimizations is set.
2501 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2503 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2504 simplify_logical, if_then_else_cond, known_cond,
2505 simplify_comparison): Adjust calls to reverse_comparison.
2506 Don't use combine_reversed_comparison_code).
2507 (combine_reversed_comparison_code): Remove.
2508 (reversed_comparison): Using reversed_comparison_code, move it...
2509 * jump.c (reversed_comparison): ... here.
2510 * rtl.h (reversed_comparison): Add prototype.
2512 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2514 * builtins.c (fold_builtin): Take decomposed arguments of
2516 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2517 * gimplify.c (gimplify_call_expr): Likewise.
2518 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2519 * tree.h: Update the prototype of fold_builtin.
2521 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2523 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2524 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2525 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2526 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2527 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2529 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2531 * builtins.c (fold_builtin_1): Take decomposed arguments of
2533 (fold_builtin): Update a call to fold_builtin_1.
2535 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2538 * gcov.c (output_lines): Only output function block summary when
2539 outputting branch information.
2540 * doc/gcov.texi: Document format of preamble and additional block
2543 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2545 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2546 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2547 the defaults false if BITS_PER_UNIT != 8.
2548 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2549 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2550 than BITS_PER_UNIT != 8.
2551 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2552 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2553 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2555 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2556 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2558 2005-03-20 Roger Sayle <roger@eyesopen.com>
2561 * fold-const.c (fold_binary): Fix type mismatch between
2562 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2563 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2564 for non-truth-valued expressions.
2566 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2567 and FUNCTION_DECL in the main switch.
2568 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2569 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2570 we also need to convert their operands to match.
2571 <TRUTH_NOT_EXPR>: Likewise.
2573 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2575 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2576 diagnostic without checking whether an lvalue.
2577 * c-common.h (lvalue_p): Remove.
2578 (enum lvalue_use): Update comment.
2579 (lvalue_or_else): Replace by lvalue_error.
2580 * c-typeck.c (lvalue_p): Make static.
2581 (lvalue_or_else): New. Call lvalue_error.
2583 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2585 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2586 (function_arg_advance): Use rs6000_parm_start.
2587 (function_arg, rs6000_arg_partial_bytes): Likewise.
2589 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2591 * c-common.c (check_case_value): Adjust comment about stripping
2593 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2594 * c-typeck.c (default_conversion, convert_arguments,
2595 build_modify_expr, convert_for_assignment, store_init_value,
2596 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2597 manually. Remove inaccurate comments.
2599 2005-03-20 Roger Sayle <roger@eyesopen.com>
2600 Joseph S. Myers <joseph@codesourcery.com>
2602 * varasm.c (do_assemble_alias): Restore comment describing function.
2603 Annotate the target parameter as potentially unused.
2605 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2608 * config/avr/avr.c (avr_output_function_prologue): Do not use
2609 current_function_name() in a label, use a local label instead.
2611 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2613 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2614 flag_finite_math_only, not flag_unsafe_math_optimizations.
2616 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2618 * builtins.c (fold_builtin_1): Update a call to
2619 targetm.fold_builtin.
2620 * hooks.c (hook_tree_tree_bool_null): Rename to
2621 hook_tree_tree_tree_bool_null. Take one more argument of type
2623 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2624 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2625 hook_tree_tree_tree_bool_null.
2626 * target.h (gcc_target): Update the prototype of fold_builtin.
2627 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2628 arguments of CALL_EXPR.
2629 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2632 2005-03-20 Jan Hubicka <jh@suse.cz>
2634 * cgraph.h (cgraph_node): Add prev_clone pointer.
2635 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2636 (cgraph_clone_node): Produce doubly linked chain.
2638 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2640 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2641 get_nonnull_operand, handle_sentinel_attribute,
2642 check_function_arguments_recurse): Do not strip NOPS from
2644 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2646 * c-format.c (get_constant): Likewise.
2647 * c-parser.c (c_parser_postfix_expression): Likewise.
2648 * c-typeck.c (set_init_index): Likewise.
2649 (convert_arguments): Don't check for NOP_EXPR containing integer
2652 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2654 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2655 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2656 Take decomposed arguments of CALL_EXPR.
2657 (fold_builtin_1): Update calls to the functions mentioned
2660 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2662 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2663 width to have integer type.
2664 (build_enumerator): Require enumerator value to have integer type.
2666 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2668 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2671 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2673 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2674 std=iso9899:199x): Correct descriptions.
2676 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2678 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2681 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2683 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2685 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2686 fold_builtin_memcpy.
2688 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2689 arguments of CALL_EXPR.
2690 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2691 fold_builtin_found, fold_builtin_1): Update calls to
2692 fold_trunc_transparent_mathfn.
2694 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2697 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2698 function pointers on targets that require function pointer
2700 (fold_sign_changed_comparison): Likewise.
2702 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2704 * combine.c (try_combine): When changing the mode of a hard reg, make
2705 sure that doing so is valid.
2707 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2709 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2710 (TARGET_HANDLE_OPTION): Override default.
2711 (avr_handle_option): New function.
2712 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2713 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2714 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2715 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2716 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2717 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2718 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2719 (TARGET_OPTIONS): Delete.
2720 * config/avr/avr.opt: New file.
2722 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2724 * config/m32r/m32r-protos.h: Remove the prototypes for
2725 call_address_operand, symbolic_operand, seth_add3_operand,
2726 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2727 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2728 two_insn_const_operand, move_src_operand,
2729 move_double_src_operand, move_dest_operand,
2730 eqne_comparison_operator, signed_comparison_operator,
2731 large_insn_p, conditional_move_operand, carry_compare_operand,
2732 m32r_block_immediate_operand, extend_operand,
2733 reg_or_eq_int16_operand, int8_operand, and
2734 reg_or_zero_operand.
2735 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2736 seth_add3_operand, int8_operand, cmp_int16_operand,
2737 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2738 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2739 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2740 move_double_src_operand, move_dest_operand,
2741 eqne_comparison_operator, signed_comparison_operator,
2742 extend_operand, small_insn_p, large_insn_p,
2743 conditional_move_operand, carry_compare_operand,
2744 m32r_block_immediate_operand): Move to predicates.md.
2745 (MAX_MOVE_BYTES): Move to m32r.h.
2746 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2747 * config/m32r/m32r.md: Include predicates.md.
2748 * config/m32r/predicates.md: New.
2750 2005-03-18 James E Wilson <wilson@specifixinc.com>
2753 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2756 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2758 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2759 call_address_operand, const_8bit_operand.
2760 * config/mn10300/mn10300.c (call_address_operand,
2761 const_8bit_operand, const_1f_operand): Move to predicates.md.
2762 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2763 * config/mn10300/mn10300.md: Include predicates.md.
2764 * config/mn10300/predicates.md: New.
2766 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2768 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2769 declarations in diagnostics and %E for identifiers, not %s.
2771 2005-03-18 Jan Hubicka <jh@suse.cz>
2772 Dale Johannesen <dalej@apple.com>
2774 * basic-block.h (scale_bbs_frequencies_int,
2775 scale_bbs_frequencies_gcov_type): Declare.
2776 * cfg.c (RDIV): New macro.
2777 (update_bb_frequency_for_threading): Fix.
2778 * basic-block.h (scale_bbs_frequencies_int,
2779 scale_bbs_frequencies_gcov_type): New.
2780 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2781 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2782 scale_bbs_frequencies_int.
2783 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2785 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2787 * config/m32r/m32r-protos.h: Remove the prototypes for
2788 call_address_operand, symbolic_operand, seth_add3_operand,
2789 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2790 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2791 two_insn_const_operand, move_src_operand,
2792 move_double_src_operand, move_dest_operand,
2793 eqne_comparison_operator, signed_comparison_operator,
2794 large_insn_p, conditional_move_operand, carry_compare_operand,
2795 m32r_block_immediate_operand, extend_operand,
2796 reg_or_eq_int16_operand, int8_operand, and
2797 reg_or_zero_operand.
2798 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2799 seth_add3_operand, int8_operand, cmp_int16_operand,
2800 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2801 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2802 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2803 move_double_src_operand, move_dest_operand,
2804 eqne_comparison_operator, signed_comparison_operator,
2805 extend_operand, small_insn_p, large_insn_p,
2806 conditional_move_operand, carry_compare_operand,
2807 m32r_block_immediate_operand): Move to predicates.md.
2808 (MAX_MOVE_BYTES): Move to m32r.h.
2809 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2810 * config/m32r/m32r.md: Include predicates.md.
2811 * config/m32r/predicates.md: New.
2813 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2815 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2816 symbolic_operand, symbolic_memory_operand,
2817 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2818 indexed_memory_operand, move_dest_operand, move_src_operand,
2819 prefetch_cc_operand, prefetch_nocc_operand,
2820 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2821 arith_operand, arith11_operand, pre_cint_operand,
2822 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2823 ireg_operand, int5_operand, uint5_operand, int11_operand,
2824 uint32_operand, arith5_operand, and_operand, ior_operand,
2825 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2826 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2827 shadd_operand, movb_comparison_operator,
2828 cmpib_comparison_operator): Move to predicates.md.
2829 (magic_milli, shadd_constant_p): Make it extern.
2830 * config/pa/pa.h (PREDICATE_CODES): Remove.
2831 * config/pa/pa.md: Include predicates.md.
2832 * config/pa/predicates.md: New.
2834 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2837 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2839 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2840 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2841 config/alpha/freebsd.h, config/alpha/linux.h,
2842 config/alpha/netbsd.h, config/alpha/osf5.h,
2843 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2844 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2845 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2846 doc/cppopts.texi: Update copyright.
2848 2005-03-18 Jan Hubicka <jh@suse.cz>
2851 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2853 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2856 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2858 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2861 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2863 * combine.c (gen_binary): Remove.
2864 (known_cond, simplify_shift_const, find_split_point,
2865 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2866 simplify_logical, expand_field_assignment, extract_left_shift,
2867 force_to_mode, if_then_else_cond, apply_distributive_law,
2868 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2869 simplify_comparison, reversed_comparison): Replace with
2870 simplify_gen_binary, simplify_gen_relational or
2871 distribute_and_simplify_rtx.
2872 (distribute_and_simplify_rtx): New function.
2874 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2875 Paolo Bonzini <gcc.gnu.org>
2877 * calls.c (setjmp_call_p, special_function_p): Update comments
2878 at the head of the functions.
2880 2005-03-18 Jan Hubicka <jh@suse.cz>
2882 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2884 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2885 function body should be released; do not proactively release function
2886 bodies in non-unit-at-a-time mode.
2888 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2890 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2891 mno-fp-ret-in-387 multilib variants.
2893 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2895 * common.opt (m): Remove.
2896 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2898 (common_handle_option): Remove OPT_m case.
2900 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2902 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2904 (fold_builtin_1): Update a call to fold_builtin_bitop.
2906 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2908 (fold_builtin_1): Update a call to fold_builtin_signbit.
2910 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2912 PR tree-optimization/20474
2913 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2914 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2916 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2918 * config/h8300/h8300-protos.h: Remove prototypes for
2919 general_operand_src, general_operand_dst, single_one_operand,
2920 single_zero_operand, call_insn_operand,
2921 two_insn_adds_subs_operand, small_call_insn_operand,
2922 jump_address_operand, bit_operand, bit_memory_operand,
2923 stack_pointer_operand, const_int_gt_2_operand,
2924 const_int_ge_8_operand, const_int_qi_operand,
2925 const_int_hi_operand, incdec_operand, bit_operator,
2926 nshift_operator, eqne_operator, gtle_operator,
2927 gtuleu_operator, iorxor_operator.
2928 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2929 h8300_ldm_stm_parallel.
2930 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2932 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2933 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2934 (h8300_ldm_stm_parallel): Make it extern.
2935 (h8300_ldm_parallel, h8300_stm_parallel,
2936 h8300_return_parallel, general_operand_src,
2937 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2938 nibble_operand, reg_or_nibble_operand, single_one_operand,
2939 single_zero_operand, call_insn_operand,
2940 two_insn_adds_subs_operand, small_call_insn_operand,
2941 jump_address_operand, bit_operand, bit_memory_operand,
2942 stack_pointer_operand, const_int_gt_2_operand,
2943 const_int_ge_8_operand, const_int_qi_operand,
2944 const_int_hi_operand, incdec_operand, eqne_operator,
2945 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2946 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2947 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2948 nshift_operator): Move to predicates.md.
2949 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2950 * config/h8300/h8300.md: Include predicates.md.
2951 * config/h8300/predicates.md: New.
2953 2005-03-17 Richard Henderson <rth@redhat.com>
2955 * config.gcc (ia64*-*-hpux*): Add extra_options.
2956 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2957 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2958 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2959 (ia64_tls_size_string, ia64_tune_string): Remove.
2960 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2961 (TARGET_DEFAULT_TARGET_FLAGS): New.
2962 (TARGET_HANDLE_OPTION): New.
2963 (ia64_override_options): Move options parsing ...
2964 (ia64_handle_option): ... here. New.
2965 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2966 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2967 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2968 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2969 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2970 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2971 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2972 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2973 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2974 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2975 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2976 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2977 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2978 TARGET_EARLY_STOP_BITS): Remove.
2979 (TARGET_ILP32): Default false.
2980 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2981 (enum ia64_inline_type): New.
2982 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2983 * config/ia64/ia64.md: Update for new definitions of
2984 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2985 * config/ia64/ia64.opt: New file.
2986 * config/ia64/ilp32.opt: New file.
2988 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2993 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2995 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2996 instead of MASK_H8300S.
2997 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2998 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2999 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3000 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3001 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3002 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3003 TARGET_SWITCHES): Remove.
3004 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3006 * config/h8300/h8300.opt: New.
3008 * config/alpha/alpha.opt, config/arc/arc.opt,
3009 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3012 2005-03-17 Ian Lance Taylor <ian@airs.com>
3016 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3018 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3019 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3020 (TARGET_HANDLE_OPTION): Override default.
3021 (arc_handle_option): New function.
3022 (arc_init): Remove code to set arch_cpu_string.
3023 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3024 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3025 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3026 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3027 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3028 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3029 (arc_rodata_string, TARGET_OPTIONS): Delete.
3030 * config/arc/arc.opt: New file.
3032 2005-03-17 Richard Henderson <rth@redhat.com>
3034 * doc/extend.texi (Weak Pragmas): New section.
3035 (attribute alias): Clarify that target must be in the same
3038 2005-03-17 Richard Henderson <rth@redhat.com>
3040 * config/alpha/alpha.opt: New file.
3041 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3043 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3044 alpha_fprm_string, alpha_fptm_string): Make static.
3045 (alpha_tls_size_string): Remove.
3046 (alpha_handle_option): New.
3047 (override_options): Update for alpha_cpu/alpha_tune split.
3048 (alpha_file_start): Likewise.
3049 (TARGET_DEFAULT_TARGET_FLAGS): New.
3050 (TARGET_HANDLE_OPTION): New.
3051 * config/alpha/alpha.h (alpha_tune): Declare.
3052 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3053 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3054 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3055 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3056 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3057 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3058 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3059 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3060 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3061 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3062 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3063 (TARGET_DEFAULT): Remove MASK_FP.
3064 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3065 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3066 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3067 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3068 alpha_tls_size_string): Remove.
3069 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3070 (attribute tune): Rename from attribute cpu.
3071 * config/alpha/ev4.md: Update to match.
3072 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3073 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3074 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3075 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3076 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3077 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3079 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3081 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3082 and return without creating new state if before_nops_num is nonzero.
3083 * config/ia64/ia64.md (first_insn): New attribute.
3084 (alloc): Set it to yes.
3086 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3088 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3089 STMT_VINFO_SUBVARS to NULL.
3090 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3092 2005-03-16 Dale Johannesen <dalej@apple.com>
3094 * rtlanal.c (find_first_parameter_load): Rewrite to
3095 return actual first param load or the call if none,
3096 instead of first in block, when not all loads exist.
3098 2005-03-16 Roger Sayle <roger@eyesopen.com>
3100 * optabs.c (expand_copysign_absneg): Make static.
3101 * optabs.h (expand_copysign_absneg): Delete prototype.
3102 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3104 2005-03-16 Richard Henderson <rth@redhat.com>
3107 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3108 (alias_pairs): Rename from output_defs.
3109 (find_decl_and_mark_needed): Split out from assemble_alias.
3110 (do_assemble_alias): New.
3111 (assemble_output_def): Remove.
3112 (finish_aliases_1, finish_aliases_2): New.
3113 (process_pending_assemble_output_defs): Remove.
3114 (assemble_alias): Defer aliases for which we don't yet have a
3115 non-external decl for the target symbol.
3116 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3117 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3118 * toplev.c (compile_file): Use finish_aliases_2 instead of
3119 process_pending_assemble_output_defs.
3120 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3121 (process_pending_assemble_output_defs): Remove.
3123 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3125 Fix PR tree-optimization/20489
3127 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3128 for empty structures.
3130 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3132 Fix PR tree-optimization/20490
3134 * tree-ssa-pre.c (create_expression_by_pieces): Use
3135 force_gimple_operand on result of fold.
3137 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3139 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3140 of closing parenthesis.
3142 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3144 * builtins.c (expand_movstr): Update a call to
3145 fold_builtin_strcpy.
3146 (expand_builtin_strncpy): Update a call to
3147 fold_builtin_strncpy.
3148 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3149 arguments of CALL_EXPR.
3150 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3151 fold_builtin_strncpy.
3152 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3153 * tree.h: Update the prototypes of fold_builtin_strcpy and
3154 fold_builtin_strncpy.
3156 2005-03-16 Steven Bosscher <stevenb@suse.de>
3157 Dorit Naishlos <dorit@il.ibm.com>
3159 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3160 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3163 2005-03-16 Steven Bosscher <stevenb@suse.de>
3165 * tree-inline.c (walk_type_fields, walk_tree,
3166 walk_tree_without_duplicates): Move from here...
3167 * tree.c: ...to here.
3169 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3171 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3172 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3173 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3174 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3175 (version): Define using $(BASEVER_c).
3176 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3178 (version.o): Depend on version files; add custom generation command.
3179 (prefix.o): Define BASEVER on command line.
3180 (s-iov): Depend on version files; adjust command.
3181 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3183 (gcc-vers.texi): New rule.
3184 (doc/%.info, doc/%.dvi): Add -I . to command line.
3185 (doc/gccinstall.dvi): Likewise.
3186 (PACKAGE): Delete. All uses replaced with "gcc".
3187 * aclocal.m4: Do not include gcc-version.m4.
3188 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3189 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3190 Set is_release based on contents of DEV-PHASE.
3191 Set gcc_version based on contents of BASE-VER.
3192 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3193 * config.in, configure: Regenerate.
3194 * gccbug.in: Determine version of GCC in use at runtime.
3195 * gcov-iov.c: Get version number and development phase from
3196 command line, not by including version.c.
3197 * intl.c: Replace all uses of PACKAGE with "gcc".
3198 * libada-mk.in: Delete unused "gcc_version" variable.
3199 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3200 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3201 commentary to match.
3202 (version_string): Put together from pieces.
3203 * config/alpha/x-vms: Do not use $(gcc_version).
3204 * config/i386/t-nwld: Likewise.
3205 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3206 version-GCC and DEVELOPMENT.
3208 2005-03-15 Roger Sayle <roger@eyesopen.com>
3210 PR tree-optimization/17454
3211 * tree.c (tree_size): Add case for TREE_BINFO.
3212 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3213 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3215 2005-03-15 Roger Sayle <roger@eyesopen.com>
3217 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3218 op1 whilst expanding the signed widenening multiply variant.
3220 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3222 * toplev.c (display_target_options): Avoid unused variable warning if
3223 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3224 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3225 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3226 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3227 (mips_isa_info): New variable.
3228 (mips_parse_cpu): Remove the first argument and leave the caller
3230 (TARGET_HANDLE_OPTION): Override default.
3231 (mips_handle_option): New function. Move option validation code from...
3232 (override_options): ...here. Update calls to mips_parse_cpu.
3233 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3234 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3235 (SUBTARGET_TARGET_OPTIONS): Delete.
3236 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3237 (mno-flush-func, mtune=): New options.
3239 2005-03-15 Roger Sayle <roger@eyesopen.com>
3240 Richard Henderson <rth@redhat.com>
3242 * real.c (c4x_single_format, c4x_extended_format): Provide values
3243 for signbit_ro for c4x's single and extended floating point formats.
3244 * optabs.c (expand_copysign): Use the floating point format's
3245 signbit_ro for expanding via expand_copysign_absneg, and it's
3246 signbit_rw field for expanding via expand_copysign_bit.
3248 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3250 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3251 known_alignment_for_access_p.
3252 (known_alignment_for_access_p): New.
3253 (do_peeling_for_alignment): Field made int instead of bool and renamed
3254 to peeling_for_alignment.
3255 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3256 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3257 functionality used to be in vect_analyze_operations.
3258 (vect_analyze_operations): Code to determine vectorization factor was
3259 moved to vect_determine_vectorization_factor.
3260 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3261 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3263 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3264 be part of vect_analyze_operations).
3265 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3266 creating the guard condition, as the number of iterations may be
3268 (slpeel_tree_peel_loop_to_edge): Use new name of
3269 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3270 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3271 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3272 (vect_do_peeling_for_alignment): Use fold.
3273 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3275 (vect_update_inits_of_dr): Renamed to
3276 vect_update_init_of_dr.
3277 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3278 (vectorizable_store): Fix assertion to use == instead of =.
3280 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3282 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3283 call_used_regs for wCG registers.
3285 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3287 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3288 for non-offsettable memory references to cope with outstanding reload
3289 replacements, take 2.
3291 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3294 * config/i386/i386.h (x86_fisttp): New.
3295 (TARGET_FISTTP): New macro.
3296 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3297 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3298 instruction when fisttp flag is set.
3299 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3301 * config/i386/i386.md (type attribute): Add fisttp.
3302 (unit attribute): Set to i387 for fisttp type.
3303 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3304 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3306 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3307 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3309 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3310 patterns for TARGET_FISTTP. Enable patterns for
3311 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3312 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3313 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3314 implement fisttp x87 insn.
3315 (fix_trunc*_i387_fisttp splitters): New patterns.
3316 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3317 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3318 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3320 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3321 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3322 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3323 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3324 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3325 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3326 Disable patterns for TARGET_FISTTP.
3327 (fix_trunc*_i387 splitters): Implement usign mode macros.
3328 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3329 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3330 (fix_trunx*_sse peephole2s): Implement using mode macros.
3332 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3334 PR rtl-optimization/20291
3335 * combine.c (try_combine): If splitting fails, re-try with
3336 original combined pattern, i.e. before clobber stripping.
3338 2005-03-14 Eric Christopher <echristo@redhat.com>
3340 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3341 STACK_GROWS_DOWNWARD.
3343 2005-03-14 Roger Sayle <roger@eyesopen.com>
3345 * real.h (struct real_format): Split the signbit field into two
3346 two fields, signbit_ro and signbit_rw.
3347 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3348 mips_double_format, ieee_extended_motorola_format,
3349 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3350 ieee_extended_intel_128_format, ibm_extended_format,
3351 mips_extended_format, ieee_quad_format, mips_quad_format,
3352 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3353 i370_double_format, c4x_single_format, c4x_extended_format,
3354 real_internal_format): Update initializers for new field.
3355 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3356 real_format structure.
3357 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3358 field of the real_format structure.
3360 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3362 Fix PR tree-optimization/20458
3364 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3365 DECL_EXTERNAL on STRUCT_FIELD tags.
3366 (clear_call_clobbered): Ditto.
3367 * tree-ssa-operands.c (note_addressable): Make sure the original
3368 variable doesn't slip into the addressable list if we have
3370 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3373 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3375 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3376 (-fwide-exec-charset): Likewise.
3377 (-finput-charset): Likewise.
3378 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3379 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3380 * c.opt (Wnormalized): New.
3382 2005-03-14 Devang Patel <dpatel@apple.com>
3384 * doc/invoke.texi: Add reference to Visibility document.
3386 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3388 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3389 MASK_SPLIT_ADDRESSES.
3390 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3391 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3392 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3393 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3394 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3395 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3396 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3397 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3398 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3399 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3400 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3401 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3402 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3403 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3404 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3405 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3406 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3407 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3408 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3409 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3410 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3411 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3412 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3413 (TARGET_EXPLICIT_RELOCS): Delete.
3414 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3415 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3416 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3417 (override_options): Set MASK_LONG64 if -mint64 is given and no
3418 -mlongXX option is. Complain about -mint64 -mlong32.
3419 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3420 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3421 * config/mips/mips.opt: New file.
3423 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3425 * config.gcc (extra_options): New variable for listing option files.
3426 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3427 * configure.ac (extra_opt_files): New AC_SUBST variable.
3428 (tm_file_list, tm_include_list): Include options.h first.
3429 * configure: Regenerate.
3430 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3431 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3432 (s-options-h): New rule.
3433 (options.h): Depend on it.
3434 (TEXI_GCCINT_FILES): Add options.texi.
3435 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3436 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3437 * target.h (gcc_target): Add default_target_flags and handle_option.
3438 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3439 (TARGET_HANDLE_OPTION): New macros.
3440 (TARGET_INITIALIZER): Include them.
3441 * opt-functions.awk (opt_args, nth_arg): New functions.
3442 (switch_flags): Handle the "Target" flag.
3444 (var_name): Use opt_args and nth_arg.
3445 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3446 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3447 macros for the "Mask" and "InverseMask" options.
3448 * opts.h (cl_var_cond): New enum.
3449 (cl_option): Replace the "has_set_value" and "set_value" fields with
3450 "var_cond" and "var_value".
3451 (CL_TARGET): New macro.
3452 (option_enabled, print_filtered_help): Declare.
3453 (decode_options): Move definition.
3454 * opts.c (handle_option): Search for the original option before
3455 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3456 var_cond and var_value fields. Use targetm.handle_option to handle
3458 (decode_options): Set target_flags to targetm.default_target_flags.
3459 (print_filtered_help): Make global. Handle CL_TARGET.
3460 (option_enabled): New function.
3461 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3462 (display_target_options, set_target_switch, print_switch_values)
3463 (default_pch_valid_p): Guard uses of target_switches with
3464 #ifdef TARGET_SWITCHES. Also...
3465 (display_target_options): Display the CL_TARGET entries in cl_options.
3466 (set_target_option): Don't complain about the "" option when
3467 TARGET_SWITCHES is undefined.
3468 (print_switch_values): Use option_enabled.
3469 (default_pch_valid_p): Check cl_options[] when looking for something
3470 that has changed the value of target_flags.
3471 * c.opt: Remove documentation from top of file.
3472 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3473 * doc/sourecebuild.texi: Refer to the new options documentation
3474 instead of c.opt. Document machine-specific .opt files.
3475 * doc/tm.texi (target_flags): Say that this variable is declared
3477 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3478 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3480 * doc/options.texi: New file.
3482 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3485 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3488 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3491 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3492 temporary variable of pointer type if an lvalues is required.
3493 (gimplify_modify_expr_rhs): Request an rvalue from it.
3494 (gimplify_expr): Pass fallback on.
3496 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3498 * cfgbuild.c: Update comments.
3500 2005-03-14 Roger Sayle <roger@eyesopen.com>
3502 PR rtl-optimization/17236
3503 * optabs.c (expand_doubleword_mult): New helper function split out
3504 from expand_binop. Permute the order in which instructions are
3505 emitted to minimize the number of simultaneously live registers.
3506 (expand_binop): Call expand_doubleword_mult to synthesize a double
3507 word multiplication.
3509 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3511 * basic-block.h: Update the prototypes of cached_make_edge and
3513 * cfg.c (cached_make_edge): Take edge_cache representing one
3514 row of the adjacency matrix of edges.
3515 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3516 (make_edges): Initialize edge_cache to represent one row of
3517 the adjacency matrix of edges.
3519 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3521 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3523 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3524 Remove unused removed_phis variable.
3525 (conditional_replacement): Use build1/build2.
3526 (abs_replacement): Use last_and_only_stmt and build1/build2.
3528 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3530 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3531 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3532 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3533 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3534 * c-common.c (handle_novops_attribute): New function.
3535 (c_common_attribute_table): Add "no vops" entry.
3536 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3537 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3538 * tree-ssa-operands.c (get_call_expr_operands): Do not
3539 create virtual operands for calls with ECF_NOVOPS flag.
3540 * tree.h (DECL_IS_NOVOPS): New macro.
3541 (struct tree_decl): Add novops_flag.
3542 (ECF_NOVOPS): New constant.
3544 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3547 * config/i386/i386.c (x86_use_himode_fiop): New.
3548 (x86_use_simode_fiop): Rename from x86_use_fiop.
3549 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3550 (TARGET_USE_HIMODE_FIOP): New.
3551 (x86_use_simode_fiop): Rename from x86_use_fiop.
3552 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3554 * config/i386/i386.md (X87MODEI12): New mode macro define.
3555 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3556 to implement x87 FP compare with HImode input operands.
3557 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3558 Use X87MODEI12 mode macro to handle HImode input operands.
3559 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3560 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3561 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3562 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3563 macro to implement x87 operators with HImode input operands.
3564 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3567 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3569 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3571 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3572 constants invariant.
3574 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3576 * basic-block.h (BB_VISITED): Removed.
3577 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3579 2005-03-14 Falk Hueffner <falk@debian.org>
3582 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3584 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3586 * ggc-zone.c: Fix comment typos.
3588 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3589 stringpool.c, config/mips/mips-protos.h: Update copyright.
3591 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3593 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3594 throughout with its typedef, "rtx".
3595 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3596 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3597 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3598 regs in comment to match code.
3600 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3602 * except.c (check_handled): Make it static.
3603 * except.h: Remove the corresponding prototype.
3605 * function.c (get_func_frame_size): Make it static.
3606 * function.h: Remove the corresponding type.
3608 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3610 * hard-reg-set.h: Remove the corresponding declarations.
3612 * tree-cfg.c (verify_stmts): Check that
3613 bb_for_stmt (stmt) == bb for every PHI node and statement.
3615 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3617 * config.gcc: Remove excess indentation.
3618 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3620 2005-03-13 Roger Sayle <roger@eyesopen.com>
3623 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3624 * fold-const.c (fold_sign_changed_comparison): Likewise.
3625 (fold_binary): Optimize comparisons against widened operands if
3626 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3628 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3630 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3631 (sparc_override_options): Initialize it.
3632 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3634 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3636 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3637 (reg_or_none500mem_operand): New predicate.
3638 (zero_reg_mem_operand): New predicate.
3639 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3640 to reg_or_none500mem_operand.
3641 (extendsfdf2_fpr): Add MEM alternative.
3642 (extenddftf2_internal): Change operand2 predicate to
3643 zero_reg_mem_operand.
3645 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3647 * ggc-zone.c: Rewritten.
3649 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3651 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3652 * config.in: Regenerated.
3653 * configure: Regenerated.
3654 * gengtype.c (write_types_process_field, write_func_for_structure):
3655 Pass new argument to gt_pch_note_object.
3656 * ggc-common.c (struct ptr_data): Add TYPE.
3657 (gt_pch_note_object): Take TYPE argument and save it.
3658 (call_count): Update call to ggc_pch_count_object.
3659 (call_alloc): Update call to ggc_pch_alloc_object.
3660 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3662 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3663 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3664 (ggc_alloc_zone_stat): Delete.
3665 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3666 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3667 (ggc_pch_alloc_object): Update prototypes.
3668 (garbage_zone): Delete.
3669 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3670 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3672 (tree_id_zone): New variable.
3673 (ggc_alloc_cleared_zone): Remove unused.
3674 (ggc_alloc_zone): Define.
3675 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3676 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3677 ggc_alloc_zone_stat.
3678 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3679 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3680 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3681 (make_node_stat): Likewise. Use tree_id_zone.
3683 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3684 Joseph S. Myers <joseph@codesourcery.com>
3686 * configure.ac: Check for MIPS TLS.
3687 * configure: Regenerated.
3688 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3689 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3690 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3691 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3692 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3693 (mips_classify_symbol, mips_symbolic_constant_p)
3694 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3695 (mips_tls_operand_p, mips_call_tls_get_addr)
3696 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3697 (mips_tls_symbol_ref_1): New functions.
3698 (mips_legitimize_address, mips_legitimize_const_move): Call
3699 mips_legitimize_tls_address.
3700 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3702 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3703 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3704 (mips_char_to_class): Document V1_REG.
3705 (HAVE_AS_TLS): Provide default.
3706 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3708 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3710 (tls_get_tp_<mode>): New instruction.
3712 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3714 * configure.ac: Update checks for target tools.
3715 * configure: Regenerated.
3717 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3719 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3721 2005-03-13 Roger Sayle <roger@eyesopen.com>
3723 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3724 more classes of DImode multiplication by constant. Allow both
3725 multiplication by small negative constants (by performing a
3726 multiplication by a positive constant and negating the result) and
3727 multiplications by large powers of two, by using a left shift.
3729 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3731 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3732 of basic blocks into work_stack.
3734 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3735 config/mips/vr.h: Update copyright.
3737 * c-decl.c (c_init_decl_processing): Remove useless calls to
3738 build_function_type.
3740 * builtins.c (fold_trunc_transparent_mathfn,
3741 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3742 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3743 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3744 fold_builtin_strcpy, fold_builtin_strncpy,
3745 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3748 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3751 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3752 variable determinant.
3754 * tree-cfg.c (group_case_labels): Remove local variable type.
3756 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3759 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3762 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3765 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3766 (*movmemqi_insn): Delete.
3767 (*movmemhi): Delete.
3769 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3771 * builtins.c (fold_builtin_classify): Take decomposed
3772 arguments of CALL_EXPR.
3773 (fold_builtin_1): Update a call to fold_builtin_classify.
3775 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3778 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3779 through into call to parser_xref_tag after parse error.
3780 (c_parser_struct_declaration): Consistently return NULL_TREE on
3783 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3785 * tree-flow-inline.h (ref_contains_array_ref): New function.
3786 (lookup_subvars_for_var): Ditto.
3787 (get_subvars_for_var): Ditto.
3788 (var_can_have_subvars): Ditto.
3790 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3791 (struct subvar): New type.
3793 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3795 * tree-optimize.c (init_tree_optimization_passes): Call
3796 pass_create_structure_vars.
3798 * tree-ssa-alias.c: Include vec.h.
3799 (init_alias_info): Don't auto-clear call clobbered on struct-field
3801 (compute_flow_insensitive_aliasing): Handle subvars.
3802 (group_aliases): Handle STRUCT_FIELD aliases.
3803 (setup_pointers_and_addressables): Ditto.
3804 Don't mark variables non-addressable if they still have
3805 addressable subvars.
3806 Also mark subvars addressable when the real variable is marked
3808 (add_pointed_to_var): Try to prune the pointed-to set by only
3809 pointing to subvars when possible.
3810 Otherwise, make sure we set addresses_needed and pt_vars to
3811 properly include subvars.
3812 (bitpos_of_field): New function.
3813 (push_fields_onto_fieldstack): Ditto.
3814 (get_or_create_used_part_for): Ditto.
3815 (create_overlap_variables_for): Ditto.
3816 (find_used_portions): Ditto.
3817 (create_structure_vars): Ditto.
3818 (pass_create_structure_vars): New structure.
3820 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3821 (get_expr_operands): Handle subvars. Also try to turn
3822 COMPONENT_REF accesses into must-defs now that we can accurately
3824 (note_addressable): Try to only mark as addressable those subvars
3825 we know a COMPONENT_REF touches.
3826 (overlap_subvar): New function.
3828 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3829 Handle subvar storing.
3830 (vect_address_analysis): Update caller of vect_object_analysis.
3832 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3834 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3835 (STMT_VINFO_SUBVARS): New macro.
3837 * common.opts: add flag_tree_salias.
3839 * opts.c (decode_options): flag_tree_salias defaults to on.
3841 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3843 * doc/tree-ssa.texi: Document structural alias analysis.
3845 2005-03-12 Steven Bosscher <stevenb@suse.de>
3847 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3848 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3849 * tree-ssa-operands.c (get_expr_operands): Likewise.
3850 (get_expr_operands): Likewise for ERROR_MARK.
3852 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3854 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3857 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3860 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3861 (mark_operand_necessary): Remove local variable ver.
3863 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3864 variable prefix_len.
3866 * value-prof.c (mod_subtract_transform): Remove local variable
3869 * builtins.c (fold_builtin_exponent): Take decomposed
3870 arguments of CALL_EXPR.
3871 (fold_builtin_1): Update a call to fold_builtin_exponent.
3873 * builtins.c (fold_builtin_logarithm): Take decomposed
3874 arguments of CALL_EXPR.
3875 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3877 * c-decl.c (c_init_decl_processing): Remove local variables
3878 ptr_ftype_void and ptr_ftype_ptr.
3880 * gimplify.c (gimplify_expr): Remove local variables r0 and
3883 * reg-stack.c (move_for_stack_reg): Remove local variable
3885 (compare_for_stack_reg): Remove local variable flags_user.
3886 (convert_regs_1): Remove local variable deleted.
3888 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3890 (combine_blocks): Remove local variables exits and new_e.
3892 * tree-inline.c (expand_call_inline): Remove local variable
3895 * tree-ssa-live.c (create_ssa_var_map,
3896 calculate_live_on_entry): Remove local variable snn.
3898 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3900 * c-lex.c (c_lex_with_flags): Add parameter to call to
3903 2005-03-11 Per Bothner <per@bothner.com>
3905 * c-tree.h (struct c_declarator): New id_loc field.
3906 * c-pragma.h (c_lex_with_flags): Take position reference.
3907 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3908 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3909 (c_lex): Pass dummy location to c_lex_with_flags.
3910 * c-parser.c (c_lex_one_token): Set c_token's location using
3911 c_lex_with_flags, instead of input_location, which might be "ahead".
3912 (c_parser_direct_declarator): Set declarator's id_loc from
3914 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3915 declarator's id_loc, rather than probably-imprecise input_location.
3916 (build_id_declarator): Initialize c_declarator's id_loc field.
3918 2005-03-11 Roger Sayle <roger@eyesopen.com>
3921 * builtins.c (expand_builtin_signbit): Force the signbit's word
3922 into an integer register to avoid SUBREGs of floating point modes.
3924 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3926 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3927 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3928 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3929 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3931 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3933 PR rtl-optimization/20306
3934 * expr.c (emit_move_complex): Set try_int false if mode is
3935 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3936 emit_block_move if try_int is true.
3938 2005-03-11 Richard Henderson <rth@redhat.com>
3941 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3942 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3945 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3947 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3948 (TARGET_FIX_VR4130): New macro.
3949 (TARGET_OPTIONS): Add -mfix-vr4130.
3950 (ISA_HAS_MACCHI): New macro.
3951 (ASM_SPEC): Add -mfix-vr4130.
3952 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3953 (override_options): Handle mips_fix_vr4130_string.
3954 (mips_avoid_hazards): Clear all_noreorder_p
3955 if we're working around VR4130 errata and the macc alternatives
3957 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3958 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3959 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3960 (MULTILIB_DEFAULTS): Remove leading "march=".
3961 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3962 if no architecture option is given.
3963 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3965 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3966 * doc/invoke.texi: Document -mfix-vr4130.
3968 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3970 * config/mips/mips.c (override_options): Only warn about -mint64
3971 deprecation if TARGET_INT64.
3973 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3975 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3976 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3977 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3978 are non-specific regarding the nonnull parameter positions.
3979 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3980 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3981 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3982 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3984 * builtins.def: Use the non-specific "nonnull" attibute lists.
3986 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3988 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3989 single_pred_edge, single_succ, single_pred): Improve comments.
3991 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3993 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3994 single_pred_edge, single_succ, single_pred): New inline functions.
3995 * bb-reorder.c (rotate_loop, find_traces_1_round,
3996 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3997 duplicate_computed_gotos): Use the single_succ/pred functions.
3998 * cfganal.c (forwarder_block_p): Ditto.
3999 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4000 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4001 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4002 merge_seq_blocks): Ditto.
4003 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4004 * cfglayout.c (fixup_reorder_chain): Ditto.
4005 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4006 canonicalize_loop_headers, verify_loop_structure): Ditto.
4007 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4008 mfb_update_loops, create_preheader, force_single_succ_latches,
4009 create_loop_notes): Ditto.
4010 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4011 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4012 commit_one_edge_insertion, purge_dead_edges,
4013 cfg_layout_can_merge_blocks_p): Ditto.
4014 * except.c (sjlj_emit_function_enter): Ditto.
4015 * flow.c (init_propagate_block_info): Ditto.
4016 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4017 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4018 insert_insn_end_bb): Ditto.
4019 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4020 find_if_case_2): Ditto.
4021 * lambda-code.c (perfect_nestify): Ditto.
4022 * lcm.c (optimize_mode_switching): Ditto.
4023 * loop-doloop.c (doloop_modify): Ditto.
4024 * loop-init.c (loop_optimizer_init): Ditto.
4025 * loop-iv.c (simplify_using_initial_values): Ditto.
4026 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4027 * loop-unswitch.c (unswitch_loop): Ditto.
4028 * modulo-sched.c (generate_prolog_epilog): Ditto.
4029 * predict.c (combine_predictions_for_insn, estimate_probability,
4030 tree_estimate_probability, last_basic_block_p,
4031 estimate_bb_frequencies): Ditto.
4032 * profile.c (branch_prob): Ditto.
4033 * regrename.c (copyprop_hardreg_forward): Ditto.
4034 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4035 * tracer.c (layout_superblocks): Ditto.
4036 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4037 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4038 cleanup_control_expr_graph, disband_implicit_edges,
4039 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4040 tree_verify_flow_info, tree_make_forwarder_block,
4041 tree_forwarder_block_p, remove_forwarder_block,
4042 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4043 * tree-if-conv.c (tree_if_conversion): Ditto.
4044 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4045 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4046 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4047 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4048 copy_loop_headers): Ditto.
4049 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4050 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4051 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4052 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4053 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4054 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4055 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4056 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4057 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4058 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4059 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4060 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4061 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4062 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4063 slpeel_add_loop_guard): Ditto.
4065 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4067 PR tree-optimization/15784
4068 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4071 * stmt.c (expand_case): Don't change index_type. Convert minval
4074 PR tree-optimization/20130
4075 * fold-const.c (fold): Fold x * -1 into -x.
4077 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4079 PR rtl-optimization/20331
4080 * rtlanal.c (modified_between_p): Check its address first for MEM.
4081 (modified_in_p): Likewise.
4083 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4085 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4087 2005-03-10 Steven Bosscher <stevenb@suse.de>
4089 * expr.c (expand_expr_real_1): If possible, use a conditional
4090 move for expanding MIN_EXPR and MAX_EXPR.
4091 Use temp for moving around rtx-en.
4093 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4096 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4099 2005-03-10 Roger Sayle <roger@eyesopen.com>
4101 * builtins.c (expand_builtin_signbit): Extend to handle floating
4102 point modes wider than the largest integer type, using the
4103 operand_subword_force function to obtain the signbit's word.
4105 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4108 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4109 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4111 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4113 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4115 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4117 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4119 (perform_edge_inserts): Unconditionally call
4120 free_dominator_info.
4122 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4124 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4126 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4128 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4130 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4132 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4134 (rtl_register_value_prof_hooks,
4135 tree_value_profile_transformations,
4136 tree_register_value_prof_hooks): Likewise.
4137 * var-tracking.c (stack_adjust_offset_pre_post,
4138 variable_htab_free, variable_union, dataflow_set_different_2,
4139 count_uses, variable_was_changed, set_frame_base_location,
4140 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4141 vt_add_function_parameters): Likewise.
4142 * varasm.c (named_section_real, named_section, make_decl_rtl,
4143 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4144 const_hash_1, compare_constant, copy_constant, force_const_mem,
4145 output_constant_pool_2, output_constant_pool_1, output_constant,
4146 output_constructor, make_decl_one_only, decl_tls_model,
4147 default_no_named_section, default_elf_select_section_1,
4148 default_unique_section_1): Likewise.
4149 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4150 * vmsdbgout.c (addr_const_to_string): Likewise.
4153 * function.c (struct assign_parm_data_one): Remove last_named
4155 (assign_parm_find_data_types): Don't determine last_named.
4156 Reorder named_parm determination.
4157 (assign_parms): Only setup varargs on the last non-varadic
4160 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4162 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4163 sda base address on medium model.
4165 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4167 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4168 * cfgloop.c (flow_loop_nodes_find): Export.
4169 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4171 * cfgloopmanip.c (fix_loop_structure): New function.
4172 * predict.c (predict_loops): Clean up the loops information.
4173 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4174 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4176 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4177 (rewrite_into_loop_closed_ssa): Declaration changed.
4178 * tree-loop-linear.c (linear_transform_loops): Add argument to
4179 rewrite_into_loop_closed_ssa call.
4180 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4181 * tree-ssa-loop-im.c (move_computations): Ditto.
4182 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4183 * tree-vectorizer.c (vectorize_loops): Ditto.
4184 * tree-optimize.c: Include cfgloop.h.
4185 (execute_todo): Choose whether to call cleanup_tree_cfg or
4186 cleanup_tree_cfg_loop.
4187 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4188 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4189 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4190 cleanup_tree_cfg_loop call.
4191 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4192 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4193 work on part of cfg.
4195 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4198 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4199 with multiple alternatives.
4201 * stmt.c (parse_output_constraint): Fix a typo.
4203 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4205 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4206 assembly directive instead of deprecated "no-generics".
4208 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4210 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4211 for non-offsettable memory references to cope with outstanding reload
4213 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4214 avoid losing outstanding address reloads.
4215 ("reload_outdi", "reload_outdf"): Likewise.
4217 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4220 code. Add more cbrt transformations.
4222 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4224 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4226 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4228 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4229 NULL_TREE when a given tree is not simplified.
4230 (fold): Return the original tree when any of the functions
4231 mentioned above NULL_TREE.
4233 * fold-const.c (fold_unary, fold_binary): Take decomposed
4234 arguments, code, type, op0, and op1 in case of fold_binary.
4235 (fold): Update calls to fold_unary and fold_binary.
4237 2005-03-09 Roger Sayle <roger@eyesopen.com>
4239 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4240 a fndecl and an arglist instead of a CALL_EXPR, exp.
4242 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4244 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4246 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4248 * expr.c (expand_assignment): Remove orig_to_rtx.
4250 * fold-const.c (int_const_binop): Remove no_overflow.
4252 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4254 * loop-iv.c (get_biv_step_1): Remove lhs.
4256 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4258 * real.c (real_nan): Remove neg.
4260 * function.c (thread_prologue_and_epilogue_insns): Remove i
4263 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4266 * tree-eh.c (tree_could_trap_p): Remove idx.
4268 * tree-into-ssa.c (ann): Remove ann.
4270 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4272 * tree-sra.c (decide_block_copy): Remove inst_count.
4274 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4276 * tree-ssa-loop-im.c (lhs): Remove.
4278 * cfgbuild.c (state, STATE, SET_STATE,
4279 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4281 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4282 (find_basic_blocks): Set the state of each basic block to
4285 2005-03-08 Jeff Law <law@redhat.com>
4287 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4288 goto results in the removal of edges in the CFG, then we need
4289 to recompute dominators.
4291 2005-03-09 Ben Elliston <bje@au.ibm.com>
4293 * c-common.c (c_do_switch_warnings): Comment fix.
4295 2005-03-08 Julian Brown <julian@codesourcery.com>
4297 * Patch from 2005-03-08 reverted for causing regressions and
4298 ppc-darwin bootstrap failure.
4300 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4302 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4303 Define the real function for ppc-darwin.
4304 * c-typeck.c (convert_arguments): Check for target-specific
4305 invalid argument call to unprototyped function.
4306 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4308 * target.h (invalid_arg_for_unprototyped_fn): New field
4310 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4311 default target hook.
4312 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4315 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4317 * c-typeck.c (constructor_stack, constructor_range_stack,
4318 initializer_stack): Make them static.
4320 * cfg.c (rbi_pool): Make it static.
4322 * gimple-low.c (lower_stmt_body): Make it static.
4323 * tree-flow.h: Remove the corresponding prototype. Don't
4326 * sched-deps.c (cache_size): Make it static.
4328 * stor-layout.c (lang_adjust_rli): Make it static.
4330 2005-03-08 Julian Brown <julian@codesourcery.com>
4332 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4333 from being used for symbols with vague linkage when
4334 HAVE_GAS_COMDAT_GROUP is true.
4336 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4338 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4339 nlabel == JUMP_LABEL (jump).
4341 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4343 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4344 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4345 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4346 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4348 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4351 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4352 * c-common.c (handle_returns_twice): New function.
4353 (c_common_attribute_table): Declare eturns_twice' attribute.
4354 * doc/extend.texi: Document eturns_twice' attribute.
4355 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4356 (struct tree_decl): Add returns_twice_flag.
4358 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4360 * tree-ssa-phiopt.c: Fix a comment typo.
4362 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4363 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4364 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4367 2005-03-08 Richard Henderson <rth@redhat.com>
4369 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4370 builtin codes with ctzdi2, clzdi2, popcountdi2.
4371 (struct alpha_builtin_def): Add is_const.
4372 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4373 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4374 (alpha_init_builtins): Init them. Set nothrow and const attributes
4376 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4377 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4378 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4379 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4380 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4381 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4382 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4383 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4384 (TARGET_FOLD_BUILTIN): New.
4385 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4386 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4388 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4390 2005-03-08 Ira Rosen <irar@il.ibm.com>
4392 PR tree-optimization/20122
4393 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4394 condition of access function instead of base.
4396 2005-03-07 Jeff Law <law@redhat.com>
4397 Steven Bosscher <stevenb@suse.de>
4399 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4400 (find_taken_edge): Call find_taken_edge_computed_goto as
4401 appropriate. Allow any gimple invariant rather than just
4402 INTEGER_CST for VAL.
4403 (cleanup_control_flow): Cleanup a computed goto which has turned
4405 (tree_merge_blocks): If block B has any forced labels, move
4406 them to the start of block A.
4407 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4408 computed gotos as well.
4409 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4410 removal of unnecessary computed gotos too.
4411 (lookup_redirection_data): Fix type of INSERT argument. Callers
4414 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4416 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4417 Remove trailing spaces.
4419 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4420 unshare_all_trees): Make them static.
4421 * tree-gimple.h: Remove the corresponding prototypes.
4423 * diagnostic.h: Remove unused prototype
4424 debug_output_buffer.
4425 * modulo-sched.c: Remove unused prototype
4426 set_row_column_for_ps.
4428 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4429 replace_phi_edge_with_variable): Remove unused variable i.
4431 2005-03-07 Per Bothner <per@bothner.com>
4433 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4435 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4438 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4439 bbs on the COND_EXPR instead of the PHI_NODEs.
4440 (candidate_bb_for_phi_optimization): Remove.
4441 (replace_phi_with_stmt): Rename to ...
4442 (replace_phi_edge_with_variable): this and change so that we
4443 replace the phi argument instead of removing the PHI.
4444 (conditional_replacement): Change so we deal with PHI with more
4446 (value_replacement): Likewise.
4447 (abs_replacement): Likewise.
4449 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4451 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4452 output_e500_flip_gt_bit.
4454 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4456 (rs6000_generate_compare): Fix logic to look at the correct bits.
4457 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4459 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4460 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4461 gen_move_from_CR_gt_bit.
4463 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4464 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4465 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4467 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4468 (E500_CR_IOR_COMPARE): New constant.
4470 2005-03-08 Earl Chew <earl_chew@agilent.com>
4471 David Billinghurst <David.Billinghurst@riotinto.com>
4473 * config/i386/host-cygwin.c: New file to support precompiled
4475 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4476 * config.host: Use above files for cygwin host.
4478 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4480 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4481 ordering ops from earlier change.
4483 2005-03-07 Per Bothner <per@bothner.com>
4485 Various fixes to allow us to again build if --enable-mapped-location:
4486 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4487 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4488 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4489 local variable loc. Change logic appropriately.
4490 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4491 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4492 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4493 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4494 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4496 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4498 PR rtl-optimization/19683
4499 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4500 number of bytes, to smallest_int_for_mode. Fix arguments to
4501 REG_CANNOT_CHANGE_MODE_P.
4503 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4505 * reorg.c (relax_delay_slots): Check that the jump is
4506 conditional before trying to invert it.
4508 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4510 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4513 * calls (stack_arg_under_construction): Make it static.
4515 * flow.c (regs_live_at_setjmp): Make it static.
4516 * flow.h: Remove the corresponding prototype.
4518 * reload1.c (reload_startobj, reload_firstobj,
4519 something_needs_operands_changed, reload_inherited,
4520 reload_inheritance_insn, reload_override_in,
4521 reload_spill_index): Make them static.
4523 * recog.c (verify_changes): Make it static.
4524 * recog.h: Remove the corresponding prototype.
4526 * cfgbuild.c (find_sub_basic_blocks): Remove.
4527 * basic-block.h: Remove the corresponding prototype.
4528 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4530 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4532 * tree-ssa-operands.c (check_build_stmt): Remove.
4534 * stor-layout.c (set_alignment): Remove.
4535 * tree.h: Remove the corresponding prototype.
4537 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4539 * tree-ssa-dce.c (control_dependence_map,
4540 visited_control_parents): Make them static.
4542 * cfghooks.c (verify_flow_info): Remove local variable
4545 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4548 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4550 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4552 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4554 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4556 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4557 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4558 PARALLEL for an empty structure.
4560 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4562 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4564 * fold-const.c (fold_binary): Unroll the very first "for"
4567 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4569 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4570 redundant match_code test.
4571 (scc_comparison_operator): Swap match_operand and match_code
4573 (branch_positive_comparison_operator): Same.
4574 (trap_comparison_operator): Use comparison_operator and swap with
4577 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4580 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4581 (out_movhi_r_mr): Read low byte of volatile MEM first.
4582 (out_movhi_mr_r): Write high byte of volatile MEM first.
4584 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4586 * cselib.c (reg_values, reg_values_size): Make them static.
4588 * cse.c (cse_reg_info_table): Make it static.
4590 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4592 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4594 * cse.c (find_best_addr): Use canon_for_address.
4596 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4598 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4599 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4600 SUBREG and MEM, respectively.
4602 * fold-const.c (fold_binary): Use code instead of t.
4604 * fold-const.c (optimize_minmax_comparison): Take decomposed
4605 arguments code, type, op0, and op1 instead of t.
4606 (fold_binary): Update a call to optimize_minmax_comparison.
4608 * fold-const.c (fold_range_test): Take decomposed arguments
4609 code, type, op0, and op1 instead of t.
4610 (fold_binary): Update a call to fold_range_test.
4612 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4613 decomposed arguments code, type, op0, and op1 instead of t.
4614 (fold_binary): Update a call to fold_range_test.
4616 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4618 * fold-const.c (fold_binary): Avoid directly using the original
4619 expression t as much as possible.
4621 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4623 * c-semantics.c (build_stmt): Use TYPE_P instead of
4624 IS_NON_TYPE_CODE_CLASS.
4625 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4626 (NON_TYPE_CHECK): Use TYPE_P instead of
4627 IS_NON_TYPE_CODE_CLASS.
4629 * fold-const.c (fold): Remove handling of binary expressions.
4631 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4633 * doc/c-tree.texi: Wrap comments in @r{}.
4634 * doc/cpp.texi: Likewise.
4635 * doc/cppinternals.texi: Likewise.
4636 * doc/extend.texi: Likewise.
4637 * doc/md.texi: Likewise.
4638 * doc/objc.texi: Likewise.
4639 * doc/sourcebuild.texi: Likewise.
4640 * doc/tm.texi: Likewise.
4643 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4645 * predict.c (apply_return_prediction): Standardize PHI chain
4647 * tree-ssa.c (ssa_redirect_edge): Likewise.
4649 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4650 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4653 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4654 * tree-flow.h: Adjust the prototype for remove_phi_node.
4655 * lambda-code.c (perfect_nestify): Adjust a call to
4658 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4659 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4661 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4662 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4663 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4664 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4666 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4667 of GEN_INT (trunc_int_for_mode (...)).
4668 * loop-iv.c (iv_number_of_iterations): Likewise.
4669 * postreload.c (reload_cse_move2add): Likewise.
4670 * simplify-rtx.c (simplify_const_unary_operation,
4671 simplify_const_binary_operation): Likewise.
4672 * stor-layout.c (get_mode_bounds): Likewise.
4674 * fold-const.c (fold_binary): New.
4675 (fold): Call fold_binary on binary expressions.
4677 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4679 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4680 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4681 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4682 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4683 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4685 2005-03-04 Devang Patel <dpatel@apple.com>
4687 PR tree-optimization/18815
4688 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4689 loops with zero exit edges.
4691 2005-03-04 Devang Patel <dpatel@apple.com>
4693 * doc/invoke.texi: Remove reference to webpage that does not exist.
4695 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4696 Joseph S. Myers <joseph@codesourcery.com>
4699 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4700 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4701 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4702 * pa.c (get_plabel): Change argument to symbol_ref. Call
4703 maybe_get_identifier instead of get_identifier.
4704 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4705 (struct deferred_plabel): Replace name field with symbol field.
4706 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4707 ASM_OUTPUT_EXTERNAL_REAL is defined.
4708 (output_global_address): Use output_addr_const for output of all
4710 (output_deferred_plabels): Use symbol_ref instead of name for address
4712 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4713 ASM_OUTPUT_SYMBOL_REF): New macros.
4714 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4716 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4719 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4721 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4722 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4724 2005-03-04 Jeff Law <law@redhat.com>
4726 * basic-block.h (rediscover_loops_after_threading): Declare.
4727 * tree-ssa-dom.c: Include cfgloop.h.
4728 (tree_ssa_dominator_optimize): Discover loops and some basic
4729 properties. Remove forwarder blocks recreated by loop header
4730 canonicalization. Also mark backedges in the CFG.
4731 * tree-ssa-threadupdate.c: Include cfgloop.h
4732 (rediscover_loops_after_threading): Define.
4733 (struct local_info): New field, JUMP_THREADED.
4734 (prune_undesirable_thread_requests): New function.
4735 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4736 then record that fact for the callers of redirct_edges.
4737 (thread_block): If BB has incoming backedges, then call
4738 prune_undesirable_thraed_requests. Note when we are
4739 going to have to rediscover loop information. Return a
4740 boolean indicating if any jumps were threaded.
4741 (thread_through_all_blocks): Bubble up boolean indicating
4742 if any jumps were threaded.
4743 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4744 (tree-ssa-threadupdate.o): Similarly.
4746 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4748 * fold-const.c (fold_ternary): Unroll the "for" loop to
4751 2005-03-04 Andrew Haley <aph@redhat.com>
4753 * unwind-dw2-fde-glibc.c (struct
4754 unw_eh_callback_data.check_cache): New field.
4755 (frame_hdr_cache): New.
4756 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4757 Cache frame header info.
4759 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4761 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4762 (print_c_condition): Declare.
4763 * read-rtl.c (ptr_loc): New structure.
4764 (ptr_locs, ptr_loc_obstack, joined_conditions)
4765 (joined_conditions_obstack): New variables.
4766 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4767 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4768 (join_c_conditions, print_c_condition): New functions.
4769 (apply_macro_to_string): Associate the new string with the same
4770 source location as the old one.
4771 (add_condition_to_string): Use join_c_conditions.
4772 (read_string): Use set_rtx_ptr_loc to record a filename and line
4773 number for the string.
4774 (read_rtx): Initialize the new variables above.
4775 * genattrtab.c (write_test_expr, write_attr_value): Use
4777 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4778 comment above the GCC_VERSION check.
4779 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4780 Inline the definition of MAYBE_EVAL.
4781 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4782 * genoutput.c (process_template): Likewise.
4783 * genpreds.c (write_predicate_subfunction): Likewise.
4784 (write_predicate_expr): Use print_c_condition.
4785 * genrecog.c (write_cond): Likewise.
4786 * gensupport.c (process_rtx): Use join_c_conditions to join the
4787 conditions of a define_insn_and_split. Record a source location
4788 for the string after the "&&".
4789 (alter_test_for_insn): Use join_c_conditions.
4791 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4794 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4795 PR tree-optimization/15784
4796 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4799 2005-03-04 Ben Elliston <bje@au.ibm.com>
4801 * gcc.c (option_map): Add --coverage.
4802 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4803 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4804 * config/darwin.h: Pass -lgcov for `coverage'.
4805 * doc/invoke.texi (Debugging Options): Document --coverage.
4807 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4809 * gcse.c (bypass_block): Use find_edge wherever possible.
4811 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4815 * c-opts.c (c_common_parse_file): Call start_source_file
4816 and end_source_file at the approriate times.
4818 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4819 the main file, it will be done for us now.
4821 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4823 * fold-const.c (fold_ternary): New.
4824 (fold): Call fold_ternary on ternary expressions. Remove
4825 handling of ternary expressions.
4827 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4829 PR tree-optimization/15784
4830 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4833 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4835 * config/rs6000/predicates.md (branch_comparison_operator):
4836 Convert from C block to conditional format.
4838 2005-03-03 Jan Hubicka <jh@suse.cz>
4840 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4841 and non-constant public variables.
4843 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4845 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4848 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4851 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4852 calls to release_ssa_name and release_phi_node.
4854 * fold-const.c (fold): Remove handling of unary expressions.
4856 * fold-const.c (fold_unary): Avoid directly using the original
4857 expression t as much as possible.
4859 2005-03-03 Roger Sayle <roger@eyesopen.com>
4860 Andrew Pinski <pinskia@physics.uc.edu>
4862 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4863 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4865 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4867 Describe special registers SRP and MOF as allocatable registers.
4868 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4869 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4870 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4871 TARGET_HAS_MUL_INSNS.
4872 (cris_print_operand) <case 'd'>: New case.
4873 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4874 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4876 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4877 (REG_ALLOC_ORDER): Update for MOF.
4878 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4880 (GENERAL_REGS): No longer a define of ALL_REGS.
4881 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4882 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4884 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4885 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4886 (SECONDARY_RELOAD_CLASS): Define.
4887 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4888 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4889 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4890 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4891 (REGISTER_MOVE_COST): Define.
4892 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4893 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4894 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4895 (CRIS_MOF_REGNUM): New define_constants.
4896 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4898 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4900 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4901 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4902 Adjust for MOF being properly described as a register.
4903 (indir_to_reg_split): Name this split. Conditionalize on the
4904 destination register being a general register.
4905 (movei): Conditionalize on on operands 0 and 1 having the same
4908 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4911 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4912 -mcpu to override any other explicitly given flags.
4914 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4916 * recog.c (verify_changes, confirm_change_group): New functions,
4917 broken out of apply_change_group.
4918 (apply_change_group): Use them.
4919 * recog.h (verify_change, confirm_change_group): Declare.
4920 * rtl.h (redirect_jump_2): Declare.
4921 * jump.c (redirect_exp, invert_exp): Delete.
4922 (invert_exp_1): Take second parameter. Return value. Changed caller.
4923 (redirect_jump_2): New function, broken out of redirect_jump.
4924 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4925 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4926 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4928 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4930 * varasm.c (named_section): Use xstrdup rather than doing it by
4933 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4935 2005-03-02 Devang Patel <dpatel@apple.com>
4937 Undo PR tree-optimization/18815 fix.
4939 2005-03-02 Devang Patel <dpatel@apple.com>
4941 PR tree-optimization/18815
4942 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4943 loops with zero exit edges.
4945 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4947 * cfg.c (connect_src, connect_dest, disconnect_src,
4948 disconnct_dest): New.
4949 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4950 redirect_edge_pred): Use the new functions.
4952 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4953 free_dominance_info only when needed.
4955 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4958 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4959 (reg_or_sub_cint64_operand): Same.
4961 2005-03-02 Jeff Law <law@redhat.com>
4963 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4964 CFG_ALTERED in the main DOM iteration loop.
4966 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4969 * varasm.c (initializer_constant_valid_p): Allow conversions
4970 between OFFSET_TYPEs. Tidy.
4972 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4974 * config/cris/cris.md ("return"): Remove epilogue delay list
4977 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4979 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4981 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4983 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4985 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4986 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4987 config/m68k/m68k.c, config/mips/mips.h,
4988 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4989 doc/include/gcc-common.texi: Update copyright.
4991 PR middle-end/18029 and PR middle-end/18030
4992 * expr.c (optimize_bitfield_assignment_op): Add a special case
4993 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4995 * fold-const.c (fold_unary): New.
4996 (fold): Call fold_unary on unary expressions.
4998 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5000 * cgraph.h (struct cgraph_edge): Add prev_caller and
5002 (cgraph_node_remove_callees): Export.
5003 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5005 (cgraph_edge_remove_callee): New function.
5006 (cgraph_edge_remove_caller): Likewise.
5007 (cgraph_remove_edge): Use.
5008 (cgraph_redirect_edge_callee): Likewise.
5009 (cgraph_node_remove_callees): New function.
5010 (cgraph_node_remove_callers): Likewise.
5011 (cgraph_remove_node): Use.
5012 * tree-optimize.c (tree_rest_of_compilation): Use
5013 cgraph_node_remove_callees instead of manual loop.
5014 * cgraphunit.c (cgraph_finalize_function): Likewise.
5015 (cgraph_expand_function): Likewise.
5016 (cgraph_remove_unreachable_nodes): Likewise.
5018 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5021 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5023 * c-decl.c (undeclared_variable): Take location as argument.
5024 * c-typeck.c (build_external_ref): Likewise.
5025 * c-parser.c (c_parser_postfix_expression): Pass location of
5026 identifier to build_external_ref.
5028 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5030 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5031 CCEQ mode for branch_positive_comparison_operator test.
5032 * config/rs6000/predicates (branch_comparison_operator): Revert to
5034 (scc_comparison_operator): Same.
5035 (branch_positive_comparison_operator): Same.
5037 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5039 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5040 (cris_delay_slots_for_epilogue): Remove.
5041 (save_last): Move into cris_target_asm_function_epilogue.
5042 (cris_target_asm_function_epilogue): Remove tests for file being
5044 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5045 (cris_delay_slots_for_epilogue): Remove prototypes.
5046 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5047 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5049 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5051 * config/rs6000/predicates.md (branch_comparison_operator): Change
5052 to define_special_predicate.
5053 (scc_comparison_operator): Same.
5054 (branch_positive_comparison_operator): Same.
5056 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5058 * Makefile.in (tree-ssa-sink.o): New.
5059 (OBJS-common): Add tree-ssa-sink.o.
5060 * common.opt: Add -ftree-sink
5061 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5062 * timevar.def (TV_TREE_SINK): new timevar.
5063 * tree-flow.h (is_hidden_global_store): Prototype.
5064 * tree-optimize.c (init_tree_optimization_passes): Add
5066 * tree-pass.h (pass_sink_code): New.
5067 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5068 for non-obvious global store store to is_hidden_global_store, and
5069 call that new function.
5070 * tree-ssa-sink.c: New file.
5071 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5072 * doc/passes.texi: Document forward store motion.
5073 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5074 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5075 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5076 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5078 2005-03-01 Per Bothner <per@bothner.com>
5080 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5081 and we have a non-zero column-number, add it to the message.
5082 Also factor out the diagnostic_kind_text.
5084 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5086 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5087 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5088 flow_loop_scan): Removed.
5089 (flow_loop_dump): Do not dump removed fields.
5090 (flow_loop_free): Do not free removed fields.
5091 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5092 (loop_exit_edge_p): New function.
5093 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5094 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5095 num_exits, exits_doms.
5096 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5097 LOOP_EDGES, LOOP_ALL): Removed.
5098 (flow_loop_scan): Declaration removed.
5099 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5100 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5102 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5103 (if_convert): Call flow_loops_find and flow_loops_free
5104 when calling mark_loop_exit_edges.
5105 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5106 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5107 free_dominance_info calls.
5108 * loop-init.c (flow_loops_find): Ditto.
5109 * passes.c (rest_of_handle_branch_prob): Ditto.
5110 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5111 * loop-unroll.c (analyze_insns_in_loop): Do not use
5113 * predict.c (predict_loops): Do not call flow_loop_scan.
5114 Use get_loop_exit_edges.
5115 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5116 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5117 Do not use EDGE_LOOP_EXIT.
5118 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5119 to bb_with_exit_edge_p.
5120 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5121 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5122 to bb_with_exit_edge_p.
5123 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5125 * tree-loop-linear.c (linear_transform_loops): Do not call
5126 flow_loop_scan. Use loop->single_exit.
5127 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5128 (vect_analyze_loop_form): Do not call flow_loop_scan.
5129 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5131 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5133 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5134 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5135 slpeel_tree_duplicate_loop_to_edge_cfg,
5136 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5137 Use loop_preheader_edge and loop->single_exit. Do not call
5140 2005-03-01 Nick Clifton <nickc@redhat.com>
5142 * config/arm/arm.c (thumb_find_work_register): Check all of the
5143 argument registers to see if they are free, and a couple of
5144 special cases where the last argument register but can be proved
5145 to be available during the function's prologue.
5146 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5147 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5148 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5150 (thumb_compute_save_reg_mask): Likewise. Also use
5151 thumb_find_work_register() to ensure that there is agreement about
5152 which work register is going to be used in the prologue.
5153 (thumb_output_function_prologue): Use unsigned long as the type
5154 for the register bit-mask. Also delay pushing the link register if
5155 other high registers are going to be pushed.
5156 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5157 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5158 redundant prototypes.
5160 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5163 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5164 and after reload in REG+REG indexed addresses without REG_POINTER
5165 set in the base and not set in the index.
5167 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5169 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5170 Don't undefine here.
5171 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5172 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5173 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5174 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5175 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5177 * config.gcc (sh*-*-linux*): Use config/linux.h.
5179 2005-02-28 Dale Johannesen <dalej@apple.com>
5180 Stan Shebs <shebs@apple.com>
5182 Rewrite of 64-bit Darwin structure-by-value pass/return.
5183 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5184 intoffset, use_stack, named.
5185 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5186 (rs6000_darwin64_record_arg_advance_flush): New.
5187 (rs6000_darwin64_record_arg_advance_recurse): New.
5188 (rs6000_darwin64_record_arg_flush): New.
5189 (rs6000_darwin64_record_arg_recurse): New.
5190 (rs6000_darwin64_record_arg): New.
5191 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5192 (function_arg_boundary): Handle 128-bit aligned structs.
5193 (function_arg_advance): Rewrite darwin64 struct handling.
5194 (function_arg): Call rs6000_darwin64_record_arg.
5195 (function_arg_partial_nregs): Handle darwin64 structs.
5196 (rs6000_darwin64_function_value): Remove.
5197 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5199 2005-02-28 Roger Sayle <roger@eyesopen.com>
5201 PR tree-optimization/20216
5202 * tree-chrec.c (tree_fold_factorial): Delete.
5203 (tree_fold_binomial): Change argument list to take a return type
5204 and change the type of K to unsigned int. Rewrite to avoid explicit
5205 evaluation of factorials, and (recursively) calling fold to perform
5206 compile-time arithmetic. Return NULL on (internal) overflow.
5207 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5208 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5209 if any intermediate calculation overflows.
5210 (chrec_apply): Update call to chrec_evaluate.
5212 2005-02-28 James E Wilson <wilson@specifixinc.com>
5214 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5216 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5219 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5220 instead of NULL_TREE on error.
5222 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5224 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5225 (EASY_VECTOR_15_ADD_SELF): Remove.
5226 (num_insns_constant_wide): Not static.
5227 (validate_condition_mode): Not static.
5228 (toc_relative_expr_p): Not static.
5229 (legitimate_indirect_address_p): Not static.
5230 (macho_lo_sum_memory_operand): Not static.
5231 (invalid_e500_subreg): Not static.
5232 (easy_vector_same): Not static.
5233 (easy_vector_splat_const): Not static.
5234 (RS6000_SYMBOL_REF_TLS_P): Remove.
5235 (any_operand): Delete.
5236 (any_parallel_operand): Delete.
5237 (count_register_operand): Delete.
5238 (altivec_register_operand): Delete.
5239 (xer_operand): Delete.
5240 (s8bit_cint_operand): Delete.
5241 (short_cint_operand): Delete.
5242 (u_short_cint_operand): Delete.
5243 (non_short_cint_operand): Delete.
5244 (exact_log2_cint_operand): Delete.
5245 (gpc_reg_operand): Delete.
5246 (cc_reg_operand): Delete.
5247 (cc_reg_not_cr0_operand): Delete.
5248 (reg_or_short_operand): Delete.
5249 (reg_or_neg_short_operand): Delete.
5250 (reg_or_aligned_short_operand): Delete.
5251 (reg_or_u_short_operand): Delete.
5252 (reg_or_cint_operand): Delete.
5253 (reg_or_arith_cint_operand): Delete.
5254 (reg_or_add_cint64_operand): Delete.
5255 (reg_or_sub_cint64_operand): Delete.
5256 (reg_or_logical_cint_operand): Delete.
5257 (got_operand): Delete.
5258 (got_no_const_operand): Delete.
5259 (easy_fp_constant): Delete.
5260 (easy_vector_constant): Delete.
5261 (easy_vector_constant_add_self): Delete.
5262 (zero_constant): Delete.
5263 (zero_fp_constant): Delete.
5264 (volatile_mem_operand): Delete.
5265 (offsettable_mem_operand): Delete.
5266 (mem_or_easy_const_operand): Delete.
5267 (add_operand): Delete.
5268 (non_add_cint_operand): Delete.
5269 (logical_operand): Delete.
5270 (non_logical_cint_operand): Delete.
5271 (mask_operand): Delete.
5272 (mask_operand_wrap): Delete.
5273 (mask64_operand): Delete.
5274 (mask64_2_operand): Delete.
5275 (and64_operand): Delete.
5276 (and64_2_operand): Delete.
5277 (and_operand): Delete.
5278 (reg_or_mem_operand): Delete.
5279 (lwa_operand): Delete.
5280 (symbol_ref_operand): Delete.
5281 (call_operand): Delete.
5282 (current_file_function_operand): Delete.
5283 (input_operand): Delete.
5284 (rs6000_nonimmediate_operand): Delete.
5285 (rs6000_tls_symbol_ref): Delete.
5286 (save_world_operation): Delete.
5287 (restore_world_operation): Delete.
5288 (load_multiple_operation): Delete.
5289 (store_multiple_operation): Delete.
5290 (vrsave_operation): Delete.
5291 (mfcr_operation): Delete.
5292 (mtcrf_operation): Delete.
5293 (lmw_operation): Delete.
5294 (stmw_operation): Delete.
5295 (branch_comparison_operator): Delete.
5296 (branch_positive_comparison_operator): Delete.
5297 (scc_comparison_operator): Delete.
5298 (trap_comparison_operator): Delete.
5299 (boolean_operator): Delete.
5300 (boolean_or_operator): Delete.
5301 (min_max_operator): Delete.
5302 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5303 (EASY_VECTOR_15): Moved to here.
5304 (EASY_VECTOR_15_ADD_SELF): Move to here.
5305 (PREDICATE_CODES): Delete.
5306 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5307 Declare functions no longer static.
5308 * config/rs6000/predicates.md: New.
5309 * config/rs6000/rs6000.md: Include predicates.md
5311 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5313 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5314 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5316 * cfgrtl.c (need_fake_edge_p): Likewise.
5317 * combine.c (distribute_notes): Likewise.
5318 * emit-rtl.c (try_split): Likewise.
5319 * recog.c (peephole2_opimize): Likewise.
5320 * reg-notes.def (ALWAYS_RETURN): Remove.
5321 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5322 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5323 * tree.h (ECF_ALWAYS_RETURN): Remove.
5325 2005-02-28 Roger Sayle <roger@eyesopen.com>
5328 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5329 between different machine modes is never a "useless" conversion.
5331 2005-02-28 Geert Bosch <bosch@gnat.com>
5334 * doc/contrib.texi: List contributors for Ada front end
5336 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5338 * simplify-rtx.c (simplify_unary_operation_1,
5339 simplify_const_unary_operation): New, extracted from...
5340 (simplify_unary_operation): ... this one.
5341 (simplify_binary_operation_1,
5342 simplify_const_binary_operation): New, extracted from...
5343 (simplify_binary_operation): ... this one.
5344 * rtl.h (simplify_const_unary_operation,
5345 simplify_const_binary_operation): Add prototypes.
5347 2005-02-28 Julian Brown <julian@codesourcery.com>
5349 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5350 building libjava and caused PR regression/20228.
5352 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5355 * Makefile.in (host_subdir): New.
5356 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5357 * configure: Regenerate.
5359 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5361 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5362 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5363 installation directory first.
5365 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5368 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5369 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5370 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5371 * config/cris/cris.md: Tweak comments referring to Q.
5372 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5373 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5374 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5375 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5376 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5377 Insert spaces in constraints to align alternatives vertically for
5379 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5382 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5384 PR rtl-optimization/17728
5385 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5386 operand 0 from general_operand to move_dest_operand.
5388 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5390 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5391 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5392 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5393 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5395 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5397 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5398 * configure: Regenerate.
5399 * libada-mk.in: Remove CC; rename
5400 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5402 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5405 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5406 for the lhs, also walk over the tree. Likewise for rhs.
5408 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5410 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5411 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5412 Do not propagate value of iv before increment over the increment.
5414 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5416 * c-parser.c: New file.
5417 * c-parse.in: Remove.
5418 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5420 (c-parser.o): Add dependencies.
5421 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5422 maintainer-clean, TAGS): Update.
5423 * c-config-lang.in (gtfiles): Update.
5424 * gengtype-lex.l: Don't handle "@@".
5425 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5426 objc_build_synchronized, objc_begin_try_stmt,
5427 objc_begin_catch_clause, objc_finish_catch_clause,
5428 objc_build_finally_clause, objc_finish_try_stmt): New.
5429 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5431 (c_parse_init): Update comment.
5432 * c-decl.c (c_init_decl_processing): Update comment.
5433 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5434 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5435 new c_declspecs members.
5437 2005-02-25 Julian Brown <julian@codesourcery.com>
5439 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5440 from being used for symbols with vague linkage when
5441 HAVE_GAS_COMDAT_GROUP is true.
5443 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5445 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5447 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5450 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5451 (LIBGCC2_HAS_DF_MODE): New.
5452 (LIBGCC2_HAS_XF_MODE): New.
5453 (LIBGCC2_HAS_TF_MODE): New.
5454 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5455 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5456 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5457 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5458 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5459 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5460 and add _fixtfdi, _fixunstfdi, _floatditf
5461 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5462 L_fixunstfdi, L_floatditf.
5463 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5464 (LIBGCC2_HAS_TF_MODE): Define.
5466 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5468 PR tree-optimization/20204
5469 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5470 REWRITE_THIS_STMT markers on PHI nodes.
5471 (rewrite_initialize_block): Likewise.
5473 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5475 * version.c (version_string): Update to 4.1.
5477 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5479 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5480 Clarify that the alternative way doesn't work in GNU C++.
5482 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5484 PR tree-optimization/19937
5485 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5486 to the type of the induction variable.
5488 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5490 PR rtl-optimization/20117
5491 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5492 the block including noncopyable insn.
5494 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5496 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5497 calls to find_reg_note.
5499 2005-02-24 Richard Henderson <rth@redhat.com>
5502 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5505 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5507 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5508 vector types if to use base reg for misaligned non-word ld/std.
5510 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5513 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5514 dwarf2 label manually and put it after, not before the prologue.
5516 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5519 * reload.c (operands_match_p): Only increment register number for
5520 SCALAR_INT_MODE_P modes in multiple hard registers.
5522 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5525 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5527 * ChangeLog.5: Fix log message typo(s).
5528 * ChangeLog.7: Likewise.
5529 * ChangeLog.tree-ssa: Likewise.
5530 * cfgexpand.c: Fix comment typo(s).
5531 * conflict.c: Likewise.
5532 * defaults.h: Likewise.
5533 * dwarf2out.c: Likewise.
5535 * ggc-page.c: Likewise.
5536 * tree-eh.c: Likewise.
5537 * tree-ssa-dom.c: Likewise.
5539 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5542 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5543 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5544 if SHARED is defined.
5547 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5548 allow splitting only if operands 0 and 3 don't overlap.
5550 2005-02-24 Richard Henderson <rth@redhat.com>
5553 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5554 (fold_builtin_1): Call them.
5555 * fold-const.c (fold_complex_mult_parts): Split out from ...
5556 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5557 (fold_complex_div_parts, fold_complex_div): New.
5559 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5561 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5563 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5564 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5566 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5567 (print_node): Likewise.
5568 Print TYPE_SIZES_GIMPLIFIED.
5570 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5572 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5573 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5574 operands as commutative in constraints.
5576 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5578 * tree-into-ssa.c: Re-organize internal functions.
5580 2005-02-24 Richard Henderson <rth@redhat.com>
5583 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5585 * common.opt (fcx-limited-range): New.
5586 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5587 * toplev.c (flag_complex_method): Initialize to 1.
5588 (process_options): Set flag_complex_method to 0 if
5589 flag_cx_limited_range.
5590 * doc/invoke.texi (-fcx-limited-range): New.
5592 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5594 * cse.c (delete_trivially_dead_insns): Speed up by using
5595 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5598 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5600 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5601 functions when -mid-shared-library is being used.
5603 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5605 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5606 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5607 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5608 * system.h: Poison LINK_LIBGCC_SPECIAL.
5610 2005-02-23 James E Wilson <wilson@specifixinc.com>
5612 * gengtype.c (note_insn_name): Make 1 element larger.
5614 2005-02-23 Roger Sayle <roger@eyesopen.com>
5617 PR rtl-optimization/20097
5618 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5619 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5621 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5623 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5624 * t-aix52 (SHLIB_INSTALL): Same.
5626 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5628 * genpreds.c: Update copyright.
5630 2005-02-23 Michael Beach <michaelb@ieee.org>
5633 * config/sparc/t-elf (startup files): Assemble with CPP.
5635 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5637 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5638 (write_predicate_expr): Likewise.
5640 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5642 PR tree-optimization/20100
5643 PR tree-optimization/20115
5644 * tree-optimize.c (init_tree_optimization_passes): Remove
5645 pass_maybe_create_global_var.
5646 * tree-pass.h (pass_maybe_create_global_var): Remove.
5647 * tree-ssa-alias.c (aliases_computed_p): Declare.
5648 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5649 (count_calls_and_maybe_create_global_var): Remove.
5650 (pass_maybe_create_global_var): Remove.
5651 (init_alias_info): Do not declare aliases_computed_p.
5652 (maybe_create_global_var): If the function contains no
5653 call-clobbered variables and a mix of pure/const and regular
5654 function calls, create .GLOBAL_VAR.
5655 Mark all call-clobbered variables for renaming.
5656 (merge_pointed_to_info): Update comment.
5657 (add_pointed_to_var): Likewise.
5658 (is_escape_site): Likewise.
5659 Accept struct alias_info * instead of size_t *.
5661 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5663 * tree-ssa-operands.c (get_call_expr_operands): If
5664 ALIASES_COMPUTED_P is false, do not add call-clobbering
5666 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5667 (delete_tree_ssa): Likewise.
5669 2005-02-22 James E Wilson <wilson@specifixinc.com>
5671 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5672 (do_compile): Do call it here.
5674 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5676 PR rtl-optimization/20017.
5677 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5678 rest_of_handle_cse2, rest_of_handle_gcse): Call
5679 delete_dead_jumptables immediately before calling cleanup_cfg.
5681 2005-02-22 Devang Patel <dpatel@apple.com>
5684 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5687 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5689 * config/rs6000/aix.h (WINT_TYPE): Define.
5691 2005-02-22 Stan Shebs <shebs@apple.com>
5693 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5694 natural alignment for 64-bit Darwin.
5695 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5697 * doc/invoke.texi: Document this.
5699 2005-02-22 DJ Delorie <dj@redhat.com>
5701 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5702 to make_[un]signed_type, not the mode itself.
5704 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5706 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5707 not available. Use tail calls wherever possible.
5708 (make_edge): Call unchecked_make_edge to create an edge.
5710 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5711 (coalesce_ssa_name): Don't check for
5712 SSANORM_USE_COALESCE_LIST.
5713 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5715 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5717 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5718 (rewrite_into_ssa): ... here.
5720 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5722 PR tree-optimization/19786
5723 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5724 tag to another's may-alias bitmap when adding to the other's list.
5726 2005-02-21 DJ Delorie <dj@redhat.com>
5728 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5729 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5730 registers in unsupported ways.
5731 * expmed.c (init_expmed): Likewise.
5733 2005-02-21 Stan Cox <scox@redhat.com>
5735 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5737 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5739 * tree-cfg.c (fold_cond_expr_cond): New.
5740 (make_edges): Call fold_cond_expr_cond.
5741 (find_taken_edge): Accept nothing but INTEGER_CST.
5742 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5744 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5746 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5747 that do not belong to any basic block.
5749 2005-02-21 Jeff Law <law@redhat.com>
5751 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5754 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5756 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5757 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5758 Adjust their definitions.
5759 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5760 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5762 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5763 genautomata.c, langhooks.c, langhooks.h, system.h,
5764 config/arm/lib1funcs.asm: Update copyright.
5766 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5768 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5770 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5773 * doc/install.texi: Document --with-gc.
5775 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5777 * simplify-rtx.c (simplify_unary_operation): Add a missing
5780 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5782 PR tree-optimization/18663
5783 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5784 if the type has variable bounds.
5786 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5788 * gcse.c: Remove an obsolete comment.
5790 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5792 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5794 * doc/extend.texi (Function Attributes) <Attribute const>: The
5795 attribute "pure" is below this text, not above.
5797 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5799 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5800 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5801 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5803 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5806 * langhooks.h (struct lang_hooks): Add to_target_charset.
5807 * langhooks.c (lhd_to_target_charset): New function.
5808 * langhooks-def.h: Declare lhd_to_target_charset.
5809 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5810 (LANG_HOOKS_INITIALIZER): Update.
5811 * c-common.c (c_common_to_target_charset): New function.
5812 * c-common.h: Declare it.
5813 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5814 c_common_to_target_charset.
5816 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5817 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5819 * system.h: Poison them.
5820 * doc/tm.texi: Don't discuss them.
5821 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5822 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5823 (pp_c_char): Do not attempt to generate letter escapes for
5825 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5826 * config/mips/mips.c (mips_output_ascii): Likewise.
5828 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5830 PR tree-optimization/19951
5831 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5834 2005-02-19 Steven Bosscher <stevenb@suse.de>
5837 * function.h (struct function): New field `max_loop_depth'.
5838 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5839 (flow_loops_find): Reset the max loop depth count before finding loops.
5840 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5841 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5842 (calculate_global_regs_live): Make sure the loop will terminate
5843 when the initial sets are not empty.
5845 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5847 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5849 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5851 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5854 * doc/invoke.texi: Remove documentation of %M spec.
5856 (init_spec): Remove %M suffix from -lgcc_s.
5857 (do_spec_1): Remove 'M' case.
5858 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5859 to put shared libraries in the multilib directory. Remove the
5860 shlib_so_soname substitution variable. Don't add a multilib encoding
5861 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5862 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5863 SHLIB_INSTALL as well as SHLIB_LINK.
5864 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5865 (SHLIB_NAME): Delete.
5866 (SHLIB_DIR): New macro.
5867 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5868 (SHLIB_INSTALL): Adjust accordingly.
5869 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5870 * config/t-slibgcc-sld: Likewise.
5871 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5872 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5873 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5875 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5876 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5877 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5878 Use @shlib_base_name@ instead of @shlib_so_name@.
5879 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5880 and @shlib_base_name@.so in @multilib_dir@.
5881 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5882 to the install path.
5883 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5884 (SHLIB_LINK): Remove previous workaround.
5885 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5886 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5887 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5889 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5890 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5891 (SHLIB_INSTALL): Adjust accordingly.
5892 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5893 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5894 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5895 config/t-slibgcc-elf-ver.
5897 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5898 Jakub Jelinek <jakub@redhat.com>
5900 PR tree-optimization/19828
5901 * tree-ssa-loop-im.c: Add a TODO comment.
5902 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5903 without side-effects.
5905 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5907 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5910 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5912 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5913 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5914 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5916 (ia64_reorg): Delete fixup_errata call.
5917 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5918 (TARGET_SWITCHES): Delete -mb-step entry.
5920 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5923 * c-typeck.c (composite_type): Handle quals in transparent unions.
5924 (type_lists_compatible_p): Likewise.
5926 2005-02-18 Stan Shebs <shebs@apple.com>
5928 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5929 expressions in the .literal8 section.
5931 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5933 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5935 2005-02-18 Roger Sayle <roger@eyesopen.com>
5937 * fold-const.c (constant_boolean_node): Always create values of the
5938 specified type, don't bother calling truthvalue_conversion.
5940 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5942 * except.c (output_function_exception_table): Call
5943 assemble_external_libcall (eh_personality_libfunc).
5945 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5948 * config/ia64/ia64.h (struct machine_function): Add state_num.
5949 * config/ia64/ia64.c (process_epilogue,
5950 process_for_unwind_directive): Use new unwind state numbers each
5951 time rather than state 1.
5953 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5956 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5957 before the "*llgt_didi" pattern.
5959 2005-02-18 Jason Merrill <jason@redhat.com>
5961 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5963 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5965 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5966 (div0): Use it in place of ARM_FUNC_ALIAS.
5967 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5969 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5972 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5973 access, the lower bound of the array type if it exists.
5975 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5978 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5979 cases that are out-of-range for the index type.
5981 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5983 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5984 (estimate_case_costs): Don't call convert.
5985 * expmed.c (expand_shift): Likewise.
5986 (make_tree): Call fold_convert instead of convert.
5988 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5991 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5992 that ref to be marked MEM_READONLY_P doesn't have base that needs
5995 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5997 * genautomata.c (output_get_cpu_unit_code_func,
5998 output_cpu_unit_reservation_p): Don't generate old-style function
6001 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6004 PR tree-optimization/20009
6005 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6007 PR tree-optimization/18947
6008 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6009 inline, remove all nodes that are inlined into the extern inline
6012 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6014 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6015 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6016 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6017 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6020 2005-02-17 Roger Sayle <roger@eyesopen.com>
6022 PR tree-optimization/19917
6023 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6024 to be potentially trapping.
6026 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6028 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6030 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6032 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6033 tem becomes a local variable which is set to the value of the
6034 back end defined INITIAL_FRAME_ADDRESS macro.
6035 (expand_builtin_frame_address): Omit the base parameter to
6036 expand_builtin_return_addr.
6037 (expand_builtin_profile_func): Likewise.
6038 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6039 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6040 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6042 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6044 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6045 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6046 * config/frv/frv.c (frv_function_epilogue): Likewise.
6048 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6050 * lambda-code (perfect_nestify): Remove mark/unmark
6052 * tree-loop-linear.c (linear_transform_loops): Add
6053 rewrite_into_ssa call so that ssa is correct for
6054 rewriting into loop closed.
6056 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6058 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6059 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6061 * bt-load.c (btr_def_live_range, combine_btr_defs,
6062 migrate_btr_def, migrate_btr_defs): Likewise.
6063 * cfgcleanup.c (thread_jump): Likewise.
6064 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6065 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6066 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6067 df_rd_local_compute, df_reg_info_compute): Likewise.
6068 * dominance.c (init_dom_info, free_dom_info): Likewise.
6069 * flow.c (init_propagate_block_info,
6070 free_propagate_block_info): Likewise.
6071 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6072 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6073 modify_reg_pav): Likewise.
6074 * loop-invariant.c (find_defs, find_invariant_insn,
6075 find_invariants, free_inv_motion_data): Likewise.
6076 * predict.c (tree_predict_by_opcode,
6077 estimate_bb_frequencies): Likewise.
6078 * stmt.c (expand_case): Likewise.
6079 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6080 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6081 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6082 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6083 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6084 rewrite_ssa_into_ssa): Likewise.
6085 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6086 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6087 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6088 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6089 * tree-sra.c (tree_sra): Likewise.
6090 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6091 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6092 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6094 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6095 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6097 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6098 calculate_live_on_entry, calculate_live_on_exit,
6099 build_tree_conflict_graph): Likewise.
6100 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6101 record_important_candidates, set_use_iv_cost, find_depends,
6102 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6103 tree_ssa_iv_optimize_finalize): Likewise.
6104 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6105 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6106 tree_duplicate_loop_to_header_edge): Likewise.
6107 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6108 * tree-ssa.c (verify_flow_insensitive_alias_info,
6109 verify_name_tags, verify_ssa, init_tree_ssa,
6110 delete_tree_ssa): Likewise.
6111 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6112 fini_ssanames): Likewise.
6113 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6115 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6117 * config/rs6000/t-rtems: Completely reworked.
6119 2005-02-17 Ira Rosen <irar@il.ibm.com>
6121 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6123 2005-02-17 Ira Rosen <irar@il.ibm.com>
6125 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6126 POINTER_TYPE_P when checking that type is a pointer.
6127 (vect_get_memtag): Remove.
6128 (vect_address_analysis): Use POINTER_TYPE_P. Call
6129 vect_object_analysis with dummy parameter for memtag.
6130 (vect_object_analysis): Extract memtag (functionality that
6131 used to be in vect_get_memtag and moved here). Fix printings.
6132 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6133 with correct parameters. Remove call to vect_get_memtag.
6135 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6137 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6138 (tree-vectorizer.o): Added missing dependencies.
6140 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6142 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6143 declaration in tree-vectorizer.c, now has an extern declaration in
6145 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6146 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6147 get_vectype_for_scalar_type, vect_is_simple_use,
6148 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6149 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6150 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6151 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6152 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6153 find_loop_location): Likewise.
6155 * tree-vectorizer.c (langhooks.h): #include removed.
6156 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6157 moved to tree-vectorized.h.
6158 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6159 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6160 get_vectype_for_scalar_type, vect_is_simple_use,
6161 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6162 vect_supportable_dr_alignment, new_loop_vec_info,
6163 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6164 vect_set_verbosity_level, find_loop_location): Likewise.
6166 (vect_analyze_loop): Function externalized. Declaration moved to
6167 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6168 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6169 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6170 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6171 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6172 vect_enhance_data_refs_alignment, vect_analyze_operations,
6173 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6174 vect_stmt_relevant_p, vect_get_loop_niters,
6175 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6176 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6177 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6178 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6179 vect_get_memtag): Likewise.
6181 (vectorizable_load): Function externalized. Declaration moved to
6182 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6183 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6184 vect_transform_loop): Likewise.
6185 (vect_transform_stmt): Moved to tree-vect-transform.c.
6186 (vect_align_data_ref, vect_create_destination_var,
6187 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6188 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6189 vect_get_vec_def_for_operand, vect_init_vector,
6190 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6191 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6192 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6193 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6194 vect_do_peeling_for_loop_bound): Likewise.
6196 * tree-vect-analyze.c: New file.
6197 * tree-vect-transform.c: New file.
6199 2005-02-17 Jason Merrill <jason@redhat.com>
6201 PR mudflap/19319, c++/19317
6202 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6205 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6207 * doc/install.texi (Specific): Update link for Darwin-specific
6210 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6212 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6213 constant_boolean_node.
6215 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6218 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6219 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6221 2005-02-16 Richard Henderson <rth@redhat.com>
6224 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6226 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6227 replace uses with Wtype_MAXp1_F.
6228 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6229 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6230 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6231 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6232 and HAVE_TFMODE as appropriate.
6233 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6234 (__floatdisf): Likewise.
6235 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6236 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6237 (Wtype_MAXp1_F): New.
6238 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6239 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6241 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6244 * arm.c (arm_apply_result_size): New function.
6245 * arm.h (APPLY_RESULT_SIZE): Define.
6246 * arm-protos.h (arm_apply_result_size): Add prototype.
6247 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6248 (movxf): New expand.
6249 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6250 (call_value_symbol): Remove predicate for operand 0.
6251 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6252 (untyped_call): Rework to correclty return values for any type.
6253 (untyped_return): New expand.
6254 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6256 2005-02-16 Stan Shebs <shebs@apple.com>
6258 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6259 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6261 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6263 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6264 configure settings on Solaris 7 and later.
6266 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6268 PR tree-optimization/19865
6269 * tree-optimize.c (init_tree_optimization_passes): Run
6270 pass_may_alias after pass_sra.
6272 2005-02-16 Richard Henderson <rth@redhat.com>
6273 Stuart Hastings <stuart@apple.com>
6276 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6277 Do nothing if debug info suppressed for this function.
6278 (dbxout_begin_function): Early exit if debug info suppressed for
6281 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6284 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6286 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6288 PR tree-optimization/19967
6289 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6290 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6291 argument TYPE. Adjust calls to fold_builtin_XXX.
6292 (expand_builtin, fold_builtin_1): Adjust calls to
6294 (fold_builtin_strchr, fold_builtin_strpbrk,
6295 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6296 result to a requested type TYPE.
6298 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6301 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6302 (T)x & (T)cst if (T)cst overflows.
6303 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6304 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6306 2005-02-15 Jeff Law <law@redhat.com>
6308 * gcse.c (blocks_with_calls): New bitmap.
6309 (alloc_gcse_mem): Allocate it.
6310 (free_gcse_mem): Free it.
6311 (clear_modifY_mem_tables): Clear it.
6312 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6313 when we encounter CALL_INSNs.
6314 (compute_transp, case MEM): Handle blocks with calls separate
6315 from blocks without calls. Use bitmap iterators rather than
6318 2005-02-15 Peter O'Gorman <peter@pogma.com>
6321 * mklibgcc.in (vis_hide): Use a temporary object file, not
6324 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6327 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6328 access optimization.
6330 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6331 Alan Modra <amodra@bigpond.net.au>
6334 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6335 (_xlqsub): Rename to __gcc_qsub.
6336 (_xlqmul): Rename to __gcc_qmul.
6337 (_xlqdiv): Rename to __gcc_qdiv.
6338 Provide versioned symbol aliases with old names.
6339 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6340 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6341 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6342 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6343 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6345 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6347 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6348 Fold ~(A - 1) and ~(A + -1) to -A.
6350 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6354 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6355 config/pa/pa-host.c:pa_gt_pch_use_address.
6357 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6359 * tree-vn.c (get_value_handle): Make sure that given an
6360 is_gimple_min_invariant expression, we always return it.
6362 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6364 * passes.c (rest_of_handle_gcse): Fix a comment.
6366 2005-02-15 Jeff Law <law@redhat.com>
6368 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6370 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6371 (canon_list_insert, record_last_mem_set_info): Similarly.
6372 (clear_modify_mem_tables): Similarly.
6374 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6376 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6377 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6378 config/mips/mips.md, config/rs6000/aix.h,
6379 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6381 2005-02-15 Richard Henderson <rth@redhat.com>
6383 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6384 call to be best_edge.
6386 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6388 * basic-block.h: Adjust the prototype for find_basic_blocks.
6389 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6390 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6393 * flow.c (recompute_reg_usage): Remove all arguments.
6394 * passes.c (rest_of_compilation): Adjust the call to
6395 recompute_reg_usage.
6396 * rtl.h: Adjust the prototype for recompute_reg_usage.
6398 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6400 * tree-dump.c (dump_files): Update to reflect new member
6402 (dump_register): Add new argument.
6404 (dump_switch_p_1): Check against glob name if doglob was passed.
6405 (dump_switch_p): Check against regular first, then glob if
6406 we didn't have any hits on the dump name.
6407 * tree-optimize.c (register_one_dump_file):
6408 Pass in glob name as well.
6409 * tree-pass.h (struct dump_file_info): Add glob
6412 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6414 PR preprocessor/16323
6415 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6417 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6420 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6421 (trunctfdf2_internal1): New.
6422 (trunctfdf2_internal2): Renamed from trunctfdf2.
6424 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6426 PR tree-optimization/19853
6427 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6429 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6431 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6432 delete_dead_jumptables and cleanup_cfg.
6434 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6436 * reload.c (find_reloads): Swap address_reloaded flags when
6437 swapping commutative operands.
6439 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6441 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6442 Use standard_iv_increment_position for computing the bsi position
6444 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6447 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6450 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6451 life range of hard registers.
6452 * value-prof.c (insn_prefetch_values_to_profile): Only
6455 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6456 profile in libcalls.
6458 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6460 * bitmap.h (bitmap_and_compl_into): Return bool.
6461 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6463 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6465 PR tree-optimization/19944
6466 * fold-const.c (fold): Re-add ABS_EXPR folding.
6468 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6471 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6472 {TARGET,MASK}_XL_COMPAT.
6473 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6475 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6476 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6478 (rs6000_arg_partial_bytes): Same.
6479 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6480 and XL compatibility enabled.
6481 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6482 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6483 test to final condition.
6484 (cmptf_internal2): New.
6485 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6486 xl-compat. Add TFmode information to description.
6488 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6490 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6492 2005-02-13 Jason Merrill <jason@redhat.com>
6495 * fold-const.c (fold_indirect_ref_1): Split out from...
6496 (build_fold_indirect_ref): Here.
6497 (fold_indirect_ref): New fn.
6498 * tree.h: Declare it.
6499 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6500 (gimplify_modify_expr_rhs): Likewise.
6501 (gimplify_expr): Likewise.
6503 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6505 PR tree-optimization/14303
6506 PR tree-optimization/15784
6507 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6508 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6509 ABS_EXPR<x> != 0 to x != 0.
6511 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6513 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6514 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6515 spelling conventions.
6517 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6518 delete_trivially_dead_insns too many times.
6520 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6523 2005-02-12 Ira Rosen <irar@il.ibm.com>
6525 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6526 (vect_is_simple_iv_evolution): Remove redundant parameter
6528 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6529 without last parameter.
6530 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6531 Return pointer step. Call vect_is_simple_iv_evolution without
6532 last parameter. Check only that the step is multiple of size
6533 type. Remove stmt_vinfo updates.
6534 (vect_get_memtag_and_dr): Remove.
6535 (vect_get_memtag): New function.
6536 (vect_address_analysis): New function.
6537 (vect_object_analysis): New function.
6538 (vect_analyze_data_refs): Call vect_object_analysis and
6539 vect_get_memtag. Update stmt_vinfo fields.
6541 2005-02-12 Ira Rosen <irar@il.ibm.com>
6543 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6544 exist and are objects. Remove checks for pointer.
6545 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6546 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6547 (vect_create_data_ref_ptr): Likewise.
6548 (vect_base_addr_differ_p): New function.
6549 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6550 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6551 Don't set the DR_BASE_NAME field of data-ref.
6552 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6554 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6556 * optabs.h (enum optab_index): Add new OTI_ldexp.
6557 (ldexp_optab): Define corresponding macro.
6558 * optabs.c (init_optabs): Initialize ldexp_optab.
6559 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6561 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6563 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6564 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6566 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6567 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6570 2005-02-12 Ira Rosen <irar@il.ibm.com>
6572 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6574 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6576 (vect_get_base_and_offset): Always return an address.
6577 (vect_create_addr_base_for_vector_ref): Remove treatment for
6578 different data reference types.
6579 (vect_compute_data_ref_alignment): Rename base to base_address in
6580 stmt_vec_info. Get the object in order to force its alignment.
6581 (vect_get_memtag_and_dr): Rename base to base_address in
6582 stmt_vec_info. Extract the object for memtag analysis.
6584 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6586 PR regression/19898.
6587 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6588 changes cc_status, use apply modified_in_p to part of cc_status
6589 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6592 2005-02-11 Richard Henderson <rth@redhat.com>
6594 * tree-complex.c (expand_complex_libcall): New.
6595 (expand_complex_multiplication): Use it for c99 compliance.
6596 (expand_complex_division): Likewise.
6597 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6599 * builtins.c (built_in_names): Remove const.
6600 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6602 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6603 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6604 (built_in_names): Remove const.
6605 * c-common.c (c_common_type_for_mode): Handle complex modes.
6606 * flags.h, toplev.c (flag_complex_method): Rename from
6607 flag_complex_divide_method.
6608 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6609 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6610 * libgcc2.h: Declare them.
6611 * libgcc-std.ver: Export them.
6612 * mklibgcc.in (lib2funcs): Build them.
6614 2005-02-11 Steven Bosscher <stevenb@suse.de>
6616 PR tree-optimization/19876
6617 Partially revert my change from 2005-01-14
6618 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6619 (compute_antic): ...and remove the loop here.
6621 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6624 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6625 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6627 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6628 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6630 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6632 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6633 offsets for the big-endian 32-bit case.
6635 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6637 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6639 2005-02-11 Dale Johannesen <dalej@apple.com>
6641 * cselib.c (cselib_process_insn): Clear out regs where
6642 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6643 * reload.c (find_equiv_reg): Ditto.
6645 2005-02-11 Ian Lance Taylor <ian@airs.com>
6647 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6650 * tree.c (build_function_type_list): Work correctly if there are
6653 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6655 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6656 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6657 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6658 TARGET_ZARCH instead of TARGET_64BIT.
6660 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6662 * config/rs6000/t-rtems:
6663 (MULTILIB_OPTIONS): Remove mcpu=602.
6664 (MUTLILIB_DIRNAMES): Remove m602.
6665 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6666 Let mcpu=602 match mcpu=603.
6667 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6669 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6671 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6674 2005-02-10 David Daney <ddaney@avtrex.com>
6676 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6677 * config/i386/linux-unwind.h: Likewise.
6678 * config/ia64/linux-unwind.h: Likewise.
6679 * config/mips/linux-unwind.h: Likewise.
6680 * config/pa/linux-unwind.h: Likewise.
6681 * config/rs6000/linux-unwind.h: Likewise.
6682 * config/s390/linux-unwind.h: Likewise.
6683 * config/sh/linux-unwind.h: Likewise.
6684 * config/sparc/linux-unwind.h: Likewise.
6686 2005-02-10 Steven Bosscher <stevenb@suse.de>
6688 PR tree-optimization/17549
6689 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6690 TER to replace a DEF with its expression if the DEF and the
6691 rhs of the expression we replace into have the same root
6694 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6696 * config/mips/mips.md: Fix the placement of the match_scratch in the
6699 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6701 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6704 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6706 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6707 (strip_offset): Handle addresses.
6708 (add_address_candidates): Use strip_offset.
6709 (difference_cost): Reflect strip_offset change.
6710 (force_var_cost, difference_cost): Strip nops.
6712 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6714 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6716 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6717 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6718 config/cris/cris-protos.h, config/cris/cris.c: Update
6721 2005-02-10 Jeff Law <law@redhat.com>
6723 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6724 (lookup_avail_expr): Similarly.
6726 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6728 * builtins.c (fold_builtin_powi): New function.
6729 (fold_builtin_1): Call it.
6731 2005-02-10 Steven Bosscher <stevenb@suse.de>
6733 PR documentation/19309
6734 * doc/cpp.texi: The __GNUC__ and related predefined macros
6735 are also defined for the "standalone" cpp.
6736 Some non-GCC compilers may also define __GNUC__.
6738 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6741 * c-typeck.c (common_type): New routine. Old common_type renamed
6743 (c_common_type): ...this.
6744 (build_conditional_expr, build_binary_op): Use c_common_type instead
6747 2005-02-10 Steven Bosscher <stevenb@suse.de>
6749 * doc/md.texi: Replace @samp{length} with @code{length}.
6751 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6753 PR tree-optimization/18687
6754 * tree-flow.h (find_loop_niter): Declare.
6755 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6756 Try using scev even for loops with more than one exit.
6757 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6758 (struct ivopts_data): Added niters field.
6759 (struct nfe_cache_elt): New.
6760 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6762 (tree_ssa_iv_optimize_init): Initialize niters cache.
6763 (determine_number_of_iterations): Removed.
6764 (find_induction_variables): Do not call determine_number_of_iterations.
6765 Access niters for single exit through niter_for_single_dom_exit.
6766 (add_iv_outer_candidates): Access niters for single exit through
6767 niter_for_single_dom_exit.
6768 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6769 number_of_iterations_cond.
6770 (iv_period): New function.
6771 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6772 (may_replace_final_value): Take data argument. Use
6773 niter_for_single_dom_exit.
6774 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6775 (rewrite_use_compare): Pass data to may_eliminate_iv.
6776 (rewrite_use_outer): Pass data to may_replace_final_value.
6777 (free_loop_data): Clean up the niters cache.
6778 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6779 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6780 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6781 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6782 (num_ending_zeros): Moved to tree.c.
6783 * tree.h (num_ending_zeros): Declare.
6784 * tree.c (num_ending_zeros): Moved from tree.c.
6786 2005-02-09 Richard Henderson <rth@redhat.com>
6788 * builtins.c (DEF_BUILTIN): Add COND argument.
6789 * tree.h (DEF_BUILTIN): Likewise.
6790 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6791 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6793 (DEF_BUILTIN_STUB): New.
6794 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6795 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6796 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6797 * c-common.c (DEF_BUILTIN): Add COND argument.
6798 * tree.c (local_define_builtin): New.
6799 (build_common_builtin_nodes): New.
6801 2005-02-09 Roger Sayle <roger@eyesopen.com>
6803 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6804 floating point expression ignoring the sign of the result.
6805 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6806 (fold) <MULT_EXPR>: Use it to simplify x*x.
6807 * tree.h (fold_strip_sign_ops): Prototype here.
6808 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6809 argument. Use fold_strip_sign_ops to simplify the first argument.
6810 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6811 first argument when the second argument is an even integer
6812 constant, but only with -funsafe_math_optimizations.
6813 (fold_builtin_1): Update call to fold_builtin_copysign.
6815 2005-02-09 Ian Lance Taylor <ian@airs.com>
6818 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6819 just check whether EH_FILTER_FAILURE falls through.
6821 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6823 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6824 insns return to ready list in the next turn.
6826 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6829 * builtins.def: New __builtin_powi[lf].
6830 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6831 (expand_builtin_powi): New function.
6832 (expand_builtin): Dispatch to expand_builtin_powi.
6833 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6834 * libgcc2.c: Add __builtin_powi[lf] implementation.
6835 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6836 * optabs.h: Add powi_optab.
6837 * optabs.c (init_optabs): Initialize powi_optab.
6838 * doc/extend.texi: Document __builtin_powi[lf].
6840 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6842 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6845 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6848 * fold-const.c (try_move_mult_to_index): Remove redundant
6849 type argument. Create ADDR_EXPR with correct type.
6850 (fold): Update callers of try_move_mult_to_index. Convert
6851 result to the appropriate type.
6853 2005-02-09 Roger Sayle <roger@eyesopen.com>
6856 * config/avr/avr.c (default_rtx_costs): Delete.
6857 (avr_operand_rtx_cost): New function.
6858 (avr_rtx_costs): Completely rewrite.
6860 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6863 * config/cris/cris.c (in_code): New variable.
6864 (cris_output_addr_const): Now a static function, a wrapper for
6866 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6867 case from old cris_output_addr_const.
6868 (cris_asm_output_label_ref): Similar for LABEL_REF.
6869 (cris_output_addr_const_extra): Similar for UNSPEC.
6870 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6871 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6872 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6874 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6875 (cris_asm_output_label_ref): Declare.
6877 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6879 PR preprocessor/19801
6880 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6881 filenames that changed when libcpp was moved to the toplevel.
6883 2005-02-07 Roger Sayle <roger@eyesopen.com>
6885 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6886 zero extensions of BImode operands. Call lowpart_subreg instead
6887 of gen_lowpart_common and gen_lowpart_SUBREG.
6889 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6892 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6893 * configure.ac: Set cc_for_cross_gnattools.
6894 * configure: Regenerate.
6896 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6899 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6901 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6904 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6905 of nested functions.
6907 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6909 * doc/extend.texi: Document deprecated extensions allowing
6910 static floating-point members to have initializers and allowing
6911 floating-point literals in integral constant expressions.
6913 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6915 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6916 config/darwin7.h, config/mips/mips.c,
6917 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6920 * cse.c: Update comments.
6922 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6925 * builtins.c (fold_builtin_sqrt): Transform
6926 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6929 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6930 Dorit Naishlos <dorit@il.ibm.com>
6932 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6933 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6934 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6936 * tree.h (vect_set_verbosity_level): New extern function declaration
6938 * tree-vectorizer.h (verbosity_levels): New enum type.
6939 * tree-vectorizer.c (vect_debug_stats): Function removed.
6940 (vect_debug_details): Likewise.
6941 (vect_verbosity_level): Global variable was defined and initialized.
6942 (vect_dump): Global variable definition.
6943 (vect_print_dump_info): New function.
6944 (vect_set_dump_settings): New function.
6945 (vect_set_verbosity_level): New function.
6946 (vectorize_loops): Add call to vect_set_dump_settings.
6948 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6949 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6950 (slpeel_tree_peel_loop_to_edge): Likewise.
6952 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6953 appropriate verbosity level instead of call to vect_debug_details
6954 or vect_debug_stats.
6955 (vect_get_base_and_offset):
6956 (vect_create_addr_base_for_vector_ref):
6957 (get_vectype_for_scalar_type):
6958 (vect_create_data_ref_ptr):
6960 (vect_get_vec_def_for_operand):
6961 (vect_finish_stmt_generation):
6962 (vectorizable_assignment):
6963 (vectorizable_operation):
6964 (vectorizable_store):
6965 (vectorizable_load):
6966 (vect_transform_stmt):
6967 (vect_update_ivs_after_vectorizer):
6968 (vect_do_peeling_for_loop_bound):
6969 (vect_update_inits_of_drs):
6970 (vect_do_peeling_for_alignment):
6971 (vect_transform_loop):
6972 (vect_is_simple_use):
6973 (vect_analyze_operations):
6974 (vect_is_simple_iv_evolution):
6975 (vect_analyze_scalar_cycles):
6976 (vect_analyze_data_ref_dependence):
6977 (vect_analyze_data_ref_dependences):
6978 (vect_compute_data_ref_alignment):
6979 (vect_enhance_data_refs_alignment):
6980 (vect_analyze_data_refs_alignment):
6981 (vect_analyze_data_ref_access):
6982 (vect_analyze_data_ref_accesses):
6983 (vect_analyze_pointer_ref_access):
6984 (vect_get_memtag_and_dr):
6985 (vect_analyze_data_refs):
6986 (vect_mark_relevant):
6987 (vect_stmt_relevant_p):
6988 (vect_mark_stmts_to_be_vectorized):
6989 (vect_can_advance_ivs_p):
6990 (vect_get_loop_niters):
6991 (vect_analyze_loop_form):
6992 (vect_analyze_loop):
6993 (vectorize_loops): Likewise.
6995 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6996 (vect_update_inits_of_drs):
6997 (vect_do_peeling_for_alignment):
6998 (vect_transform_loop):
6999 (vect_analyze_operations):
7000 (vect_analyze_scalar_cycles):
7001 (vect_analyze_data_ref_dependences):
7002 (vect_analyze_data_refs_alignment):
7003 (vect_analyze_data_ref_accesses):
7004 (vect_analyze_data_refs):
7005 (vect_mark_stmts_to_be_vectorized):
7006 (vect_get_loop_niters):
7007 (vect_analyze_loop_form):
7008 (vect_analyze_loop): Likewise.
7009 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7011 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7015 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7016 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7017 either -ffast-math or -funsafe-math-optimizations is in use.
7019 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7020 * config/mips/irix-csr.c: New file.
7021 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7022 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7023 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7026 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7028 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7029 redundant, incorrect definitions.
7031 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7033 ("*tls_indirect_call"): New, reference hard regs directly.
7034 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7036 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7038 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7039 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7041 2005-02-06 Roger Sayle <roger@eyesopen.com>
7043 PR rtl-optimization/19800
7044 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7045 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7048 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7050 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7052 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7055 * doc/invoke.texi: Correct documentation of -freorder-functions.
7057 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7060 * doc/invoke.texi: Don't mention gccbug.
7062 2005-02-06 Roger Sayle <roger@eyesopen.com>
7063 Andrew Pinski <pinskia@physics.uc.edu>
7064 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7066 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7067 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7068 into just (zero_extract:SI FOO (const_int 1) BAR).
7070 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7072 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7073 macro locally. Don't give last revision date. Use GCC version
7074 number from gcc-common.texi.
7075 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7076 revision date. Use GCC version number from gcc-common.texi.
7077 Describe being a library as current state rather than as 3.x
7079 * doc/gcc.texi: Remove last update date.
7080 * doc/gccint.texi: Likewise. Update copyright dates.
7081 * doc/install.texi: Update copyright dates.
7083 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7086 * doc/invoke.texi: Mention for each option included in -Wall that
7087 it is included in -Wall.
7088 * doc/gcc.texi: Update copyright and last modification date.
7090 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7092 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7093 unnecessary cast to original induction variable increments.
7095 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7097 PR tree-optimization/18219
7098 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7099 in distributed form.
7101 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7103 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7104 Set bitpos and offset later in the function. Do nothing if the
7105 target is a register and if the bitfield lies completely outside
7107 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7108 here. Return an uninitialised register if the source value is stored
7109 in a register and the bitfield lies completely outside that register.
7111 2005-02-06 Steven Bosscher <stevenb@suse.de>
7113 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7116 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7118 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7120 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7122 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7123 * config/darwin8.h: New.
7124 * config/darwin7.h: Update comment.
7126 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7127 Dorit Naishlos <dorit@il.ibm.com>
7129 * tree-vectorizer.h (LOC): New type.
7130 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7131 (loop_line_number): New field in struct _loop_vec_info.
7132 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7134 * tree-vectorizer.c (input.h): Included.
7135 (find_loop_location): New function.
7136 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7137 loop line number removed.
7138 (vect_debug_details): Likewise.
7139 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7141 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7142 call to vect_debug_details/stats changed from loop to loop_loc.
7143 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7144 (slpeel_tree_peel_loop_to_edge): Likewise.
7146 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7147 changed from NULL to UNKNOWN_LOC.
7148 (vect_get_base_and_offset):
7149 (vect_create_addr_base_for_vector_ref):
7150 (get_vectype_for_scalar_type):
7151 (vect_create_data_ref_ptr):
7153 (vect_get_vec_def_for_operand):
7154 (vect_finish_stmt_generation):
7155 (vectorizable_assignment):
7156 (vectorizable_operation):
7157 (vectorizable_store):
7158 (vectorizable_load):
7159 (vect_transform_stmt):
7160 (vect_update_ivs_after_vectorizer):
7161 (vect_do_peeling_for_loop_bound):
7162 (vect_do_peeling_for_alignment):
7163 (vect_transform_loop):
7164 (vect_is_simple_use):
7165 (vect_analyze_operations):
7166 (vect_is_simple_iv_evolution):
7167 (vect_analyze_scalar_cycles):
7168 (vect_analyze_data_ref_dependences):
7169 (vect_compute_data_ref_alignment):
7170 (vect_enhance_data_refs_alignment):
7171 (vect_analyze_data_ref_access):
7172 (vect_analyze_data_ref_accesses):
7173 (vect_analyze_pointer_ref_access):
7174 (vect_get_memtag_and_dr):
7175 (vect_analyze_data_refs):
7176 (vect_mark_relevant):
7177 (vect_stmt_relevant_p):
7178 (vect_mark_stmts_to_be_vectorized):
7179 (vect_can_advance_ivs_p):
7180 (vect_get_loop_niters):
7181 (vect_analyze_loop):
7182 (vectorize_loops): Likewise.
7184 (vectorizable_load): Argument in call to vect_debug_details/stats
7185 changed from loop to LOOP_LOC (loop_vinfo).
7186 (vect_transform_loop):
7187 (vect_analyze_operations):
7188 (vect_analyze_scalar_cycles):
7189 (vect_analyze_data_ref_dependence):
7190 (vect_enhance_data_refs_alignment):
7191 (vect_analyze_data_ref_accesses):
7192 (vect_analyze_pointer_ref_access):
7193 (vect_analyze_data_refs):
7194 (vect_analyze_loop): Likewise.
7196 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7197 changed from loop to loop_loc.
7199 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7201 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7202 Dorit Naishlos <dorit@il.ibm.com>
7204 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7206 (vect_analyze_data_ref_dependences): Likewise.
7208 (vect_is_simple_use): Argument changed from loop structure to
7209 loop_vect_info structure.
7210 (vect_can_advance_ivs_p): Likewise.
7211 (vect_create_index_for_vector_ref): Likewise.
7212 (vect_update_ivs_after_vectorizer): Likewise.
7213 (new_stmt_vec_info): Likewise.
7215 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7216 changed from loop to loop_vinfo.
7217 (vect_create_data_ref_ptr): First argument in call to
7218 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7219 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7220 was changed from loop to loop_vinfo.
7221 (vectorizable_operation): Likewise.
7222 (vectorizable_store): Likewise.
7223 (vect_mark_stmts_to_be_vectorized): Likewise.
7224 (vect_do_peeling_for_loop_bound): First argument in call to
7225 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7226 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7227 was changed from loop to loop_vinfo.
7228 (vect_analyze_data_ref_dependences): Third argument in call to
7229 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7231 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7232 (vect_create_data_ref_ptr): Likewise.
7233 (vect_init_vector): Likewise.
7234 (vect_get_vec_def_for_operand): Likewise.
7235 (vectorizable_assignment): Likewise.
7236 (vectorizable_operation): Likewise.
7237 (vectorizable_store): Likewise.
7238 (vectorizable_load): Likewise.
7239 (vect_update_ivs_after_vectorizer): Likewise.
7240 (vect_is_simple_use): Likewise.
7241 (vect_analyze_data_ref_dependence): Likewise.
7242 (vect_analyze_pointer_ref_access): Likewise.
7243 (vect_can_advance_ivs_p): Likewise.
7245 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7246 before _stmt_vec_info.
7247 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7248 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7249 (new_stmt_vec_info): Argument changed from loop structure to
7250 loop_vect_info structure
7252 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7253 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7254 (vect_create_addr_base_for_vector_ref): Likewise.
7255 (vect_analyze_pointer_ref_access): Likewise.
7257 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7260 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7261 phi flag if the phi is abnormal.
7263 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7266 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7267 information for the new statement.
7269 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7272 * gcc.c (main): Include the target in -v output.
7274 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7276 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7277 Do not drop the extend if we'd have to add a paradoxical subreg
7278 later. Include optabs.h and insn-codes.h.
7279 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7281 2005-02-02 Roger Sayle <roger@eyesopen.com>
7284 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7285 * fold-const.c (const_binop): Avoid constant folding floating
7286 point operations in modes that use composite representations.
7287 * simplify-rtx.c (simplify_binary_operation): Likewise.
7289 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7291 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7293 (altivec_dstt): Likewise.
7294 (altivec_dstst): Likewise.
7295 (altivec_dststt): Likewise.
7296 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7299 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7301 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7302 EXPR_LOCUS from orig_cond to the new cond_stmt.
7303 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7306 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7308 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7309 standard_iv_increment_position. Remove call to bsi_next
7310 (no need to bump the iterator anymore).
7311 (vect_create_index_for_vector_ref): Call
7312 standard_iv_increment_position. Remove second function argument.
7313 (vect_finish_stmt_generation): Remove call to bsi_next
7314 (no need to bump the iterator anymore).
7315 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7316 to vect_create_index_for_vector_ref.
7318 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7320 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7321 phis are used out of the loop.
7323 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7326 * c-decl.c (undef_nested_function): New variable.
7327 (pop_scope): Diagnose undefined nested functions.
7328 (finish_function): Don't attempt cgraph processing or genericizing
7329 if current top-level function contained an undefined nested
7330 function. Reset undef_nested_function at the end of a top-level
7333 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7335 * tree.c (build_int_cst_type): Take sign of the value into account
7336 when deciding whether sign extend the value.
7338 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7341 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7342 (cpp_options, cc1_options): Change %{std*&ansi} to
7343 %{std*&ansi&trigraphs}.
7345 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7347 * cse.c: Update comments.
7349 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7351 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7352 arguments go on the stack. Do not put complex doubles in odd/even
7355 2005-02-02 Steven Bosscher <stevenb@suse.de>
7357 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7358 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7359 -ftree-pre, and -fthread-jumps.
7361 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7363 PR tree-optimization/19578
7364 * tree-flow.h (modified_noreturn_calls): Declare.
7365 (noreturn_call_p): Declare.
7366 * tree-flow-inline.h (noreturn_call_p): New function.
7367 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7368 * tree-cfg.c (modified_noreturn_calls): New variable.
7369 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7370 that contain a mid-block noreturn call.
7371 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7373 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7375 * df.c (df_def_record_1, df_uses_record): Don't use
7377 * df.h (DF_FOR_REGALLOC): Remove.
7379 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7382 * c-typeck.c (really_start_incremental_init): Reset
7383 constructor_max_index for arrays of incomplete type.
7385 2005-02-02 Jeff Law <law@redhat.com>
7387 * gcse.c (struct reg_set): Store the block index where the register
7388 was set rather than the setting insn.
7389 (record_one_set, compute_transp): Corresponding changes.
7390 (pre_insert_copy_insn): Do not call replace_one_set.
7391 (replace_one_set): Remove.
7393 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7396 * doc/gcov.texi: Fix typo.
7398 2005-02-01 Richard Henderson <rth@redhat.com
7401 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7402 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7404 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7405 * config/i386/i386-protos.h: Update.
7407 2005-02-01 Steven Bosscher <stevenb@suse.de>
7409 PR tree-optimization/19217
7410 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7411 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7412 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7413 that it is walking a PHI node.
7415 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7417 * doc/extend.texi (Nested Functions): Update.
7419 2005-02-01 Richard Henderson <rth@redhat.com>
7422 * optabs.c (expand_copysign_absneg): Export.
7423 * optabs.h (expand_copysign_absneg): Declare.
7424 * config/rs6000/rs6000.md (copysigntf3): New.
7426 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7428 PR tree-optimization/19633
7429 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7430 * tree-ssa-alias.c (init_alias_info): Initialize.
7431 (merge_pointed_to_info): Set.
7432 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7433 (dump_points_to_info_for): Show value of pt_null.
7434 (struct count_ptr_d): Declare.
7435 (find_ptr_dereference): Remove.
7436 (ptr_is_dereferenced_by): Remove.
7437 (count_ptr_derefs): New local function.
7438 (count_uses_and_derefs): New local function.
7439 (compute_points_to_and_addr_escape): Call it. If the number
7440 of dereferences is greater than zero, mark the pointer as
7441 dereferenced. If there are fewer dereferences than uses of
7442 the pointer, the pointer's value escapes.
7444 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7446 PR tree-optimization/19670
7447 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7449 (verify_use): ... set it here, instead.
7451 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7453 * doc/sourcebuild.texi (Test directives): Fix formatting.
7455 * doc/sourcebuild.texi (Test directives): Describe selector
7458 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7460 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7461 specific 64-bit CPUs.
7463 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7466 * arm.c (arm_eliminable_register): New function.
7467 (adjacent_mem_locations): Don't allow eliminable registers. Use
7468 HOST_WIDE_INT for address offsets.
7469 * arm-protos.h (arm_eliminable_register): Add prototype.
7471 2005-02-01 Steven Bosscher <stevenb@suse.de>
7473 PR optimization/15242
7474 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7475 * basic-block.h (duplicate_computed_gotos): Add prototype.
7476 * bb-reorder.c (duplicate_computed_gotos): New function to
7477 duplicate sufficiently small blocks ending in a computed jump.
7478 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7479 if not optimizing for size.
7480 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7481 never do tail merging for blocks ending in a computed jump.
7482 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7484 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7486 Patch from Richard Sandiford <rsandifo@redhat.com>
7487 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7488 from inheriting a subreg equivalence with a non-spill register.
7490 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7492 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7494 * config/frv/frv.c (movcc_fp_destination_operand): New.
7495 (gpr_or_memory_operand): Fix typo in comment.
7496 (gpr_or_memory_operand_with_scratch): New.
7497 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7498 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7499 movcc_fp_destination_operand.
7500 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7501 Legitimize memory addresses using a scratch register.
7503 2005-01-31 Jeff Law <law@redhat.com>
7505 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7506 bitmap a sparse bitmap instead of a simple bitmap.
7507 (mark_def_sites_initialize_block): Corresponding changes.
7508 (ssa_mark_def_sites_initialize_block): Likewise.
7509 (ssa_mark_phi_uses): Likewise.
7510 (mark_def_site, ssa_mark_def_sites): Likewise.
7511 (mark_def_site_blocks): Likewise.
7512 (rewrite_ssa_into_ssa): Likewise.
7514 * tree-ssa-dom.c (record_cond): Pass correct variable type
7515 for last argument to htab_find_slot_with_hash.
7517 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7518 effects when optimizing 0 % X. Do not try to optimize X % 0.
7520 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7522 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7525 2005-02-01 Eric Christopher <echristo@redhat.com>
7527 * config/mips/mips.c (override_options): Warn if -mint64
7529 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7532 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7534 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7536 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7537 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7538 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7539 (cached_regno): Initialize to INVALID_REGNUM.
7540 (cse_reg_info_table_size,
7541 cse_reg_info_table_first_uninitialized,
7542 cse_reg_info_timestamp): New.
7543 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7545 (init_cse_reg_info, get_cse_reg_info_1): New.
7546 (get_cse_reg_info): Cache the last look-up.
7547 (new_basic_block): Update the code to clear mappings from
7548 registers to cse_reg_info entries.
7549 (cse_main): Call init_cse_reg_info.
7551 * cse.c (get_cse_reg_info): Update a comment.
7553 2005-01-31 Steven Bosscher <stevenb@suse.de>
7556 * c-decl.c (start_decl): Do not warn about arrays of elements with
7557 an incomplete type here.
7558 (grokdeclarator): Do it here by making a pedwarn an error.
7559 * c-typeck.c (push_init_level): If there were previous errors with
7560 the constructor type, do not warn about braces for initializers.
7561 (process_init_element): Likewise for excess initializer elements.
7563 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7565 * cse.c (delete_trivially_dead_insn): Don't iterate.
7567 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7569 * config/rs6000/rs6000.md (copysignsf3): New expand.
7570 (copysigndf3): Likewise.
7572 2005-01-31 Steven Bosscher <stevenb@suse.de>
7574 * recog.c (constrain_operands): Only look for earlyclobber operand
7575 conflicts if an '&' constraint was seen.
7577 2005-01-31 Marc Espie <espie@openbsd.org>
7579 * config.gcc: Don't include embedded systems fragment, switches default
7580 debugging format to ELF.
7581 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7582 longer pick it up there.
7584 2005-01-31 Dale Johannesen <dalej@apple.com>
7586 * doc/extend.texi (nested functions): Fix linkage description.
7587 Clarify that static is not allowed.
7589 2005-01-31 Dale Johannesen <dalej@apple.com>
7591 * config/rs6000/darwin.md (movsf_low_di): Make work.
7592 (movdf_low_di): Make work.
7594 2005-01-31 Dale Johannesen <dalej@apple.com>
7596 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7597 Make work for 64 bit.
7599 2005-01-31 Roger Sayle <roger@eyesopen.com>
7600 Dale Johannesen <dalej@apple.com>
7603 * fold-const.c (fold_binary_op_with_conditional_arg):
7604 Make types match original operands, before STRIP_NOPS.
7606 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7608 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7609 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7610 (struct gcc_sigcontext): Delete. Merge contents to..
7611 (struct gcc_ucontext): ..here.
7612 (get_sigcontext): Delete.
7613 (get_regs): New function, like get_sigcontext but return regs ptr.
7614 64-bit version finds regs from r1 to support vdso.
7615 (ppc_linux_aux_vector): New function.
7616 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7619 2005-01-31 Ira Rosen <irar@il.ibm.com>
7621 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7623 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7624 redundant fold. Fix misalignment for MINUS_EXPR.
7625 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7626 (vect_analyze_pointer_ref_access): Likewise.
7627 (vect_get_memtag_and_dr): Likewise.
7629 2005-01-31 Richard Henderson <rth@redhat.com>
7631 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7632 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7633 absnegdf2_i387, absnegxf2_i387): Likewise.
7635 2005-01-31 Richard Henderson <rth@redhat.com>
7638 * optabs.c (expand_copysign_absneg): New.
7639 (expand_copysign_bit): Split out from ...
7640 (expand_copysign): ... here. Use expand_copysign_absneg.
7642 2005-01-30 Roger Sayle <roger@eyesopen.com>
7645 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7646 constant as the second operand and a register as the third.
7648 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7651 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7652 that dllimport'd functions do not use all call-clobbered registers
7655 2005-01-30 Richard Henderson <rth@redhat.com>
7658 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7659 expand_abs_nojump and generalize. Use operand_subword and
7660 emit_no_conflict_block. Support large modes.
7661 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7663 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7664 negation to subtraction.
7665 (expand_copysign): Check that the format has signed zeros.
7666 Use operand_subword and emit_no_conflict_block. Support large modes.
7668 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7670 Fix PR tree-optimization/19624
7672 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7673 * tree-ssa-pre.c: Add cfgloop.h.
7675 (pre_stats): New member, constified.
7676 (inserted_exprs): New static variable.
7677 (NECESSARY): New macro.
7678 (create_expression_by_pieces): Fold the expression, and
7679 mark it as defaulting to not necessary. Also put in
7681 (fully_constant_expression): New function.
7682 (insert_into_preds_of_block): Modify to not insert phis when we
7683 are playing with induction variables.
7684 Push phis onto the inserted_exprs vector, and mark them as not
7685 necessary by default.
7686 (insert_aux): Call fully_constant_expression on eprime.
7687 If all edges produce the same value, mark it constant.
7688 (mark_operand_necessary): New function.
7689 (remove_dead_inserted_code): New function.
7690 (init_pre): Init loop optimizer to get loop info.
7691 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7692 (execute_pre): Commit edge inserts, then remove dead code.
7694 2005-01-30 Richard Henderson <rth@redhat.com>
7696 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7697 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7699 2005-01-30 Richard Henderson <rth@redhat.com>
7702 * config/i386/i386.c (ix86_expand_copysign): New.
7703 (ix86_split_copysign_const): New.
7704 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7705 rearrange op1/nmask operands.
7706 * config/i386/i386-protos.h: Update.
7707 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7708 (copysigndf3): Likewise.
7709 (copysignsf3_const, copysigndf3_const): New.
7710 (copysignsf3_var): Rename from copysignsf3, split out splitter
7711 and fix split predicate for X constraint.
7712 (copysigndf3_var): Similarly.
7714 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7716 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7717 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7718 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7720 2005-01-29 Richard Henderson <rth@redhat.com>
7723 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7724 of # and * in constraints.
7726 2005-01-29 Richard Henderson <rth@redhat.com>
7729 * expr.c (store_field): Don't strip sub-mode cast when the input
7730 data is even smaller.
7732 2005-01-29 Richard Henderson <rth@redhat.com>
7735 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7738 2005-01-29 Richard Henderson <rth@redhat.com>
7740 * combine.c (make_field_assignment): Fix argument order
7743 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7745 PR tree-optimization/15791
7746 * fold-const.c (extract_array_ref): New function.
7747 (fold): Fold comparisons between &a[i] and &a[j] or
7748 semantically equivalent trees.
7750 2005-01-29 Jeff Law <law@redhat.com>
7752 * gcse.c (insert_expr_in_table): Revamp handling of available
7753 and anticipatable occurrence lists to avoid unnecessary list
7755 (insert_set_in_table): Similarly.
7757 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7759 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7761 (c_build_qualified_type): Build qualified array types with
7762 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7763 * c-decl.c (c_make_fname_decl): Build unqualified array type
7764 before qualified type.
7765 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7766 type is qualified, not just if type itself is. Don't apply
7767 qualifiers to array type when declarator is processed. Apply
7768 qualifiers to field type whether or not it is an array type.
7769 Don't handle array types specially for applying qualifiers to
7771 * c-typeck.c (composite_type): Build unqualified element type and
7772 array type when forming composite of array types.
7773 (common_pointer_type, comptypes, comp_target_types,
7774 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7775 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7777 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7778 (args2) in variables a1 and a2.
7780 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7782 * cse.c (n_elements_made, max_elements_made): Remove.
7783 (insert): Don't touch n_elements_made.
7784 (cse_main): Don't touch n_elements_made or max_elements_made.
7786 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7789 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7790 configuration part of dp-bit.c to be lost.
7792 2005-01-28 Roger Sayle <roger@eyesopen.com>
7794 * expmed.c (expand_mult_highpart_optab): When attempting to use
7795 a non-widening multiplication in a wider mode, the operands need
7796 to be converted (zero or sign extended) to that mode.
7798 2005-01-28 Ian Lance Taylor <ian@airs.com>
7802 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7803 through if both operands fall through.
7805 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7807 * cse.c (fold_rtx) <PC>: Don't optimize.
7809 2005-01-28 Jeff Law <law@redhat.com>
7811 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7812 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7814 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7816 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7817 cse_reg_info_used_list_end): Remove.
7818 (cse_reg_info_list, cse_reg_info_list_free): New.
7819 (get_cse_reg_info): When allocating an instance of
7820 cse_reg_info, add it to the beginning of the cse_reg_info_list
7821 list. Remove code to maintain cse_reg_info_used_list.
7822 (new_basic_block): Reset the free list to the beginning of
7825 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7827 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7828 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7829 (frv_expand_mdpackh_builtin): New function.
7830 (frv_expand_builtin): Use it to expand __MDPACKH.
7831 * doc/extend.texi (__MDPACKH): Update documentation.
7833 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7835 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7836 SSE_FLOAT_MODE_P for use_sse computation.
7838 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7841 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7843 2005-01-27 Richard Henderson <rth@redhat.com>
7845 * builtins.c (expand_builtin_copysign): New.
7846 (expand_builtin): Call it.
7847 * genopinit.c (optabs): Add copysign_optab.
7848 * optabs.c (init_optabs): Initialize it.
7849 (expand_copysign): New.
7850 * optabs.h (OTI_copysign, copysign_optab): New.
7851 (expand_copysign): Declare.
7853 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7854 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7856 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7857 (ix86_expand_fp_absneg_operator): ... here.
7858 (ix86_split_copysign): New.
7859 * config/i386/i386-protos.h: Update.
7860 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7861 (copysignsf3, copysigndf3): New.
7863 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7864 (copysignsf3, ncopysignsf3): New.
7865 (copysigndf3, ncopysigndf3): New.
7866 (copysignxf3, ncopysignxf3): New.
7867 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7869 2005-01-27 Arend Bayer <arend.bayer@web.de>
7870 Kazu Hirata <kazu@cs.umass.edu>
7872 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7873 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7874 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7877 2005-01-27 Jeff Law <law@redhat.com>
7879 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7880 definitions of SSA_NAMEs which are not being rewritten.
7881 (rewrite_ssa_into_ssa): Only initialize the current definition
7882 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7883 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7884 SSA_NAMEs before returning.
7886 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7888 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7889 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7890 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7891 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7892 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7894 2005-01-27 Steven Bosscher <stevenb@suse.de>
7897 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7898 higher to -O2 and higher. Likewise for tree PRE.
7899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7902 2005-01-27 Ian Lance Taylor <ian@airs.com>
7905 * gimple-low.c (try_catch_may_fallthru): New static function.
7906 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7907 * tree-inline.c (expand_call_inline): Don't warn about reaching
7908 the end of a non-void function being inlined if the function uses
7911 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7913 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7916 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7917 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7918 (implicitly_declare): Handle error_mark_node.
7920 2005-01-27 Richard Henderson <rth@redhat.com>
7923 * tree.h (struct tree_decl): Add debug_expr_is_from.
7924 (DECL_DEBUG_EXPR_IS_FROM): New.
7925 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7926 * dwarf2out.c (dwarf2out_var_location): Update to match.
7927 * tree-outof-ssa.c (create_temp): Likewise.
7928 * var-tracking.c (track_expr_p): Likewise.
7929 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7930 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7931 * toplev.c (default_tree_printer): Likewise.
7933 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7935 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7936 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7938 2005-01-27 Steven Bosscher <stevenb@suse.de>
7940 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7941 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7942 ASM_CLOBBERS): Add tree checks.
7944 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7945 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7946 * c-common.def (SWITCH_STMT): Update to match.
7947 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7948 macros instead of SWITCH_EXPR ones.
7949 * c-dump.c (c_dump_tree): Likewise.
7950 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7951 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7953 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7955 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7957 * unwind-dw2.c (execute_stack_op): Add missing cases for
7958 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7960 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7962 * config.gcc (Obsolete configurations): Remove 'dummy', add
7963 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7966 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7968 PR tree-optimization/19633
7969 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7971 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7972 are no call-clobbered variables.
7973 * tree-outof-ssa.c (check_replaceable): Return false for calls
7976 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7978 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7979 even for variables with NULL DECL_INITIAL.
7981 2005-01-26 Stuart Hastings <stuart@apple.com>
7983 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7985 2005-01-26 Richard Henderson <rth@redhat.com>
7988 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7990 * expr.c (store_field): Strip conversions to odd-bit-sized types
7991 if the destination field width matches.
7993 2005-01-26 Richard Henderson <rth@redhat.com>
7995 * c-decl.c, expmed.c, expr.c: Revert last change.
7997 2005-01-26 Richard Henderson <rth@redhat.com>
8000 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8002 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8003 if we don't need the bits above those present in the current mode.
8004 * expr.c (store_field): Strip conversions to odd-bit-sized types
8005 if the destination field width matches.
8007 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8009 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8010 either -ffast-math or -funsafe-math-optimizations is in use.
8012 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8016 * config/avr/avr.c (notice_update_cc): Only set condition code for
8017 ashrqi3 if shift count > 0.
8018 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8019 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8020 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8021 count <= 0 as a no-op, and shift count >= width by copying zero
8022 or sign bit to all bits of the result.
8023 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8024 count, with attribute "length" set to 0 and "cc" set to "none".
8026 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8028 * doc/invoke.texi: Document -mTLS.
8030 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8031 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8032 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8033 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8034 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8035 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8036 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8037 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8039 * configure.ac: Check for a TLS capable gas.
8041 * configure: Regenerate.
8043 2005-01-26 Richard Henderson <rth@redhat.com>
8046 * combine.c (make_field_assignment): Simplify store to zero_extract
8047 from a source with an overlapping mask.
8049 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8051 2004-11-11 Eric Christopher <echristo@redhat.com>
8053 * config/frv/frv.md: Add fr400_integer automaton. Don't
8054 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8057 2005-01-26 Steven Bosscher <stevenb@suse.de>
8060 * cfgbuild.c (make_edges): Do not clear or set
8061 current_function_has_computed_jump.
8062 * function.h (struct function): Remove the has_computed_jump field.
8063 (current_function_has_computed_jump): Do not define.
8064 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8065 in a computed jump. Ignore current_function_has_computed_jump.
8067 2005-01-26 Richard Henderson <rth@redhat.com>
8070 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8071 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8073 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8074 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8075 objects into static storage if they have more than one non-zero value.
8076 * tree.h (categorize_ctor_elements): Update decl.
8078 2005-01-26 Steven Bosscher <stevenb@suse.de>
8081 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8082 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8083 to this function from 2004-07-10.
8084 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8085 the current function for tail call optimizations if the address
8086 of one of it its arguments is taken.
8088 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8090 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8092 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8094 * function.c (expand_function_end): If current_function_calls_alloca,
8095 emit stack restore in a place that is reached when the function falls
8098 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8100 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8101 rule to avoid matching inappropriate suffix rule.
8103 2005-01-26 Jan Hubicka <jh@suse.cz>
8105 PR tree-optimization/19241
8106 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8108 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8110 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8111 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8113 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8114 <sim*>: Always use crt1.o, regardless of N in simN.
8115 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8116 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8117 (CRT_CALL_STATIC_FUNCTION): Remove.
8118 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8119 use crt1.o, regardless of N in simN.
8120 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8121 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8122 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8123 case isystem setting.
8124 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8126 2005-01-25 Ian Lance Taylor <ian@airs.com>
8128 * gimple-low.c (block_may_fallthru): Correct handling of
8129 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8131 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8133 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8134 handlers to match indentation; nested under the mtune=* handler.
8135 Similar for mcpu= and march=.
8137 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8139 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8140 * config/mips/linux64.h (LIB_SPEC): Likewise.
8141 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8142 * config/sh/linux.h (LIB_SPEC): Likewise.
8144 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8146 * config/frv/frv.c (frv_legitimize_tls_address): New.
8147 (TARGET_HAVE_TLS): Define.
8148 (FRV_SYMBOL_REF_TLS_P): Define.
8149 (frv_override_options): Handle new register classes.
8150 (frv_legitimate_address_p): Reject tls addresses.
8151 (frv_legitimize_address): Handle TLS addresses.
8152 (gen_inlined_tls_plt): New.
8154 (frv_legitimize_tls_address): New.
8155 (unspec_got_name): Add TLS entries.
8156 (got12_operand): Add R_FRV_TLSMOFF12 case.
8157 (frv_emit_move): Fixup TLS addresses.
8158 (frv_emit_movsi): Legitimize TLS addresses.
8160 * config/frv/frv.h (MASK_BIG_TLS): New.
8161 (TARGET_BIG_TLS): New.
8162 (HAVE_AS_TLS): Define.
8163 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8164 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8165 (REG_CLASS_NAMES): Same.
8166 (REG_CLASS_CONTENTS): Same.
8167 (CONSTRAINT_LEN): New.
8168 (REG_CLASS_FROM_CONSTRAINT): New.
8169 (PREDICATE_CODES): Add symbolic_operand.
8171 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8172 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8173 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8174 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8175 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8176 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8177 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8178 GR9_REG, GR14_REG, LRREG.
8179 (type): Add load_or_call attribute.
8180 ("load_or_call"): New reservation.
8181 ("call_gettlsoff"): New.
8182 ("tls_indirect_call"): New.
8183 ("tls_load_gottlsoff12"): New.
8184 ("tlsoff_hilo"): New.
8185 ("tls_tlsdesc_ldd"): New.
8186 ("tls_tlsoff_ld"): New.
8189 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8191 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8193 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8194 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8195 * config/frv/frv.c (TLS_BIAS): Define.
8196 (frv_output_dwarf_dtprel): New.
8198 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8200 PR rtl-optimization/19579
8201 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8202 both A and B, see if they don't clobber registers the other expr uses.
8204 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8206 * real.c (do_add): Initialize signalling and canonical members.
8208 * real.c (real_from_integer): Zero out destination.
8210 2005-01-18 Jan Hubicka <jh@suse.cz>
8212 PR tree-optimize/19337
8213 * tree-inline.c (initialize_inlined_parameters): Copy
8214 saved_static_chain_decl only.
8216 2005-01-25 Richard Henderson <rth@redhat.com>
8220 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8221 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8222 80387 enabled, to return a proper subclass. Return the subset that
8223 overlaps with GENERAL_REGS for PLUS.
8224 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8226 2005-01-25 Richard Henderson <rth@redhat.com>
8229 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8231 2005-01-25 Roger Sayle <roger@eyesopen.com>
8233 * expmed.c (choose_multiplier): Change interface to return the
8234 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8235 (expand_divmod): Update calls to choose_multiplier.
8237 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8240 * expmed.c (extract_bit_field): Use adjust_address instead of
8241 gen_lowpart when op0 is a MEM.
8243 2005-01-24 Steven Bosscher <stevenb@suse.de>
8245 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8247 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8249 * config/mips/irix-csr.c: New file.
8250 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8251 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8252 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8255 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8258 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8259 sparc/elf.h, add sparc/sp-elf.h.
8260 (sparc-*-rtems*): Likewise.
8261 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8262 tm-dwarf2.h, add sparc/sp-elf.h.
8263 (sparc86x-*-elf): Likewise.
8264 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8265 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8266 TARGET_OS_CPP_BUILTINS.
8267 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8268 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8270 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8271 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8272 (SWITCH_TAKES_ARG): Likewise.
8273 (LOCAL_LABEL_PREFIX): Likewise.
8274 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8275 (TARGET_N_FORMAT_TYPES): Delete.
8276 (TARGET_FORMAT_TYPES): Likewise.
8277 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8278 * config/sparc/elf.h: Delete.
8279 * config/sparc/sp-elf.h: New file.
8281 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8283 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8284 * tree-flow.h: Remove the corresponding prototype.
8285 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8286 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8288 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8291 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8292 for AIX ABI or ELF -fPIC.
8293 (rs6000_emit_load_toc_table): Don't create toc_section here.
8294 (rs6000_xcoff_file_start): Nor here.
8296 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8298 * sh.c (ra.h): Don't #include.
8299 (hard_regs_intersect_p): New function, resurrected from ra.c.
8301 * sh.c: Fix 1996 Copyright.
8303 2005-01-24 Richard Henderson <rth@redhat.com>
8304 Aldy Hernandez <aldyh@redhat.com>
8306 * regrename.c (note_sets): Handle subregs.
8308 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8311 * genconditions.c (write_header, write_conditions): Elide file if
8314 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8316 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8317 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8320 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8322 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8323 expand_builtin_printf, expand_builtin_fprintf,
8324 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8325 checking against POINTER_TYPE.
8326 (validate_arglist): Handle POINTER_TYPE code by checking
8329 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8331 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8333 (for_each_rtx): Call for_each_rtx_1.
8334 * rtl.h (init_rtlanal): Declare.
8335 * toplev.c (backend_init): Call init_rtlanal.
8337 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8339 * flow.c (propagate_one_insn): Formatting.
8342 * flow.c (libcall_dead_p): Be more conservative if unsure.
8343 If there are any instructions between insn and call, see if they are
8344 all dead before saying the libcall is dead.
8346 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8348 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8349 operand constraint for operand 0.
8351 2005-01-23 Richard Henderson <rth@redhat.com>
8354 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8355 edges leading to join block.
8357 2005-01-23 Roger Sayle <roger@eyesopen.com>
8359 * expmed.c (expand_mult_highpart): Make static. Change type of
8360 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8361 (expand_divmod): Updates calls to expand_mult_highpart by using
8362 gen_int_mode to pass a CONST_INT rtx.
8363 * rtl.h (expand_mult_highpart): Remove prototype.
8365 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8367 * flow.c (regset_bytes, regset_size): Remove.
8369 * cfganal.c: Fix a reference to Harvey's paper.
8371 2005-01-23 Steven Bosscher <stevenb@suse.de>
8373 PR rtl-optimization/19464
8374 * tree-optimize.c (init_tree_optimization_passes): Add one more
8375 copyrename pass just before out-of-ssa.
8377 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8380 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8381 * ggc-none.c (ggc_free): Define.
8383 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8385 * cse.c (max_reg, max_insn_uid): Remove.
8386 (cse_main): Don't access max_reg or max_insn_uid.
8388 * c-common.c (explicit_flag_signed_bitfields,
8389 lang_statement_code_p, lang_expand_function_end): Remove.
8390 * c-common.h: Remove the corresponding declarations.
8391 * c-opts.c (c_common_handle_option): Remove all write access
8392 to explicit_flag_signed_bitfields.
8394 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8395 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8396 * cgraph.h: Remove the corresponding declaration.
8398 * gcse.c (null_pointer_info): Remove.
8400 2005-01-23 Roger Sayle <roger@eyesopen.com>
8401 Eric Botcazou <ebotcazou@libertysurf.fr>
8403 * combine.c (simplify_logical): Only simplify logical expressions
8404 of the form ior(and(x,y),z) by the inverse distributive law if the
8405 result is cheaper than the original.
8407 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8409 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8410 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8411 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8412 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8413 config/freebsd-spec.h, config/arm/arm.h,
8414 config/h8300/h8300.md, config/i386/i386.md,
8415 config/i386/predicates.md, config/i386/sse.md,
8416 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8417 config/vax/vax.md: Fix comment typos. Follow spelling
8420 2005-01-23 Steven Bosscher <stevenb@suse.de>
8422 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8423 tests, instead of `less than'.
8425 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8427 * function.c (assign_parm_setup_block): When creating a new stack slot
8428 for a parameter, get its alignment from the parameter's DECL_ALIGN
8429 rather than the type's TYPE_ALIGN. Make sure that the parameter
8430 is at least word aligned.
8432 2005-01-22 Roger Sayle <roger@eyesopen.com>
8435 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8437 2005-01-22 Richard Henderson <rth@redhat.com>
8440 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8441 in both compare operands.
8442 (movdfcc_1_sse_max): Likewise.
8443 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8444 (movdfcc_1_sse): Likewise.
8445 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8446 scratch register as needed.
8448 2005-01-22 Richard Henderson <rth@redhat.com>
8450 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8452 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8454 2005-01-22 Richard Henderson <rth@redhat.com>
8456 * genopinit.c (optabs): Use smin/smax for floating point too.
8457 * doc/md.texi: Update to match. Clarify that floating point
8458 results are undefined for +0/-0 and NaN.
8459 * doc/rtl.texi: Likewise.
8460 * rtl.def (SMIN, SMAX): Likewise
8461 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8463 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8464 leading 's' to the name.
8465 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8466 smaxxf3, sminxf3): Likewise.
8467 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8470 2005-01-22 Paul Brook <paul@codesourcery.com>
8472 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8474 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8476 * config/s390/s390.c (struct processor_costs): New fields
8477 dlgr, dlr, dr, dsgfr, dsgr.
8478 (z900_cost, z990_cost): Values for new fields.
8479 (s390_rtx_costs): New cases MEM und COMPARE in switch
8480 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8481 DIV, MOD, UDIV, UMOD.
8483 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8485 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8486 into the register being decremented.
8487 ("doloop_si31", "doloop_di"): Likewise.
8488 ("*doloop_si_long"): Adapt pattern.
8490 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8492 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8494 (CLASS_MAX_NREGS): Likewise.
8496 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8498 * doc/tree-ssa.texi (Statement Operands): Add example for new
8499 must-def macro. Note deprecation of old operands interface.
8501 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8503 PR tree-optimization/19484
8504 * tree-cfg.c (remove_fallthru_edge): New function.
8505 (cleanup_control_flow): Remove fallthru edges from calls that are
8506 now known not to return.
8508 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8510 Fix PR tree-optimization/19038
8511 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8512 copies with loop variant ones.
8514 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8516 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8517 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8518 config/alpha/alpha.md, config/alpha/predicates.md,
8519 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8520 config/sparc/sol2.h: Update copyright.
8522 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8523 first label to see if it is a nonlocal label.
8525 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8526 Andrew Pinski <pinskia@physics.uc.edu>
8529 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8530 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8532 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8534 * config/rs6000/rtems.h: Update copyright.
8536 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8539 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8540 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8541 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8543 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8546 * c-typeck.c (convert_arguments): Check for error_mark_node.
8548 2005-01-21 Ian Lance Taylor <ian@airs.com>
8550 PR tree-optimization/13000
8551 * tree-inline.c: Include "tree-flow.h".
8552 (expand_call_inline): If warn_return_type, warn if non-void inline
8553 function falls through.
8554 * tree-cfg.c (execute_warn_function_return): Don't warn about
8555 control reaching end if TREE_NO_WARNING is set. Set
8557 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8559 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8560 branch if we don't need one.
8561 * c-typeck.c: Include "tree-flow.h"
8562 (c_finish_bc_stmt): Don't add a goto if the current statement
8563 list doesn't fall through to the current point.
8565 2005-01-21 Roger Sayle <roger@eyesopen.com>
8567 PR rtl-optimization/576
8568 * real.c (real_arithmetic): Change return type from void to bool
8569 to return an indication that the result may be inexact.
8570 * real.h (real_arithmeric): Update prototype.
8571 * fold-const.c (const_binop): Don't constant fold floating
8572 point expressions when the user specifies -frounding-math and
8573 the result may depend upon the run-time rounding mode.
8574 (fold_convert_const_real_from_real): Clean-up.
8575 (fold_initializer): Ignore flag_rounding_math for initializers.
8576 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8577 constant fold FP operations with flag_rounding_math if the
8578 result may depend upon the run-time rounding mode.
8580 2005-01-21 Tom Tromey <tromey@redhat.com>
8582 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8584 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8586 * tree-cfg.c: Fix comment typos.
8588 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8590 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8591 around the call to rest_of_handle_branch_target_load_optimize.
8593 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8595 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8596 (sparc64-*-openbsd*): Likewise.
8597 (sparclite-*-elf*): Include tm-dwarf2.h.
8598 (sparc86x-*-elf*): Likewise.
8599 (sparc64-*-elf*): Likewise.
8600 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8601 (DBX_DEBUGGING_INFO): Likewise.
8602 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8603 (PREFERRED_DEBUGGING_TYPE): Likewise.
8604 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8605 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8606 (PREFERRED_DEBUGGING_TYPE): Likewise.
8607 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8608 (PREFERRED_DEBUGGING_TYPE): Likewise.
8609 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8611 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8614 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8616 2005-01-20 Paul Brook <paul@codesourcery.com>
8618 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8620 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8622 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8623 label is first in a sequence of labels.
8625 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8627 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8628 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8630 * doc/sourcebuild.texi (Test Directives): New.
8632 2005-01-20 Roger Sayle <roger@eyesopen.com>
8634 * real.c (real_floor): Don't leave the result uninitialized when
8635 mode is VOIDMode, but return the unrounded intermediate value.
8636 (real_ceil): Likewise.
8638 2005-01-20 Paul Brook <paul@codesourcery.com>
8640 * config/arm/arm.md (insv): Use gen_int_mode.
8642 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8644 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8645 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8646 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8647 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8648 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8650 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8653 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8654 fbreg, so we have to assume we can't.
8655 (loc_descriptor_from_tree_1): Ditto.
8656 (containing_function_has_frame_base): New function.
8657 (add_location_or_const_value_attribute): Use it.
8658 Also try to generate a frame_base from a single element location
8661 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8663 PR tree-optimization/15349
8664 * timevar.def (TV_TREE_MERGE_PHI): New.
8665 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8667 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8668 calls to tree_forwarder_block_p.
8669 (remove_forwarder_block_with_phi, merge_phi_nodes,
8670 gate_merge_phi, pass_merge_phi): New.
8671 * tree-optimize.c (init_tree_optimization_passes): Add
8673 * tree-pass.h: Add an extern for pass_merge_phi;
8675 2005-01-20 Richard Henderson <rth@redhat.com>
8678 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8679 (_mm_castps_pd, _mm_castps_si128): New.
8680 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8682 2005-01-20 Richard Henderson <rth@redhat.com>
8685 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8686 __builtin_ia32_vec_init_v2si.
8687 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8688 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8689 (ix86_init_mmx_sse_builtins): Create it.
8690 (ix86_expand_builtin): Expand it.
8691 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8692 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8693 (vec_extractv2si_0, vec_extractv2si_1): New.
8695 2005-01-20 Richard Henderson <rth@redhat.com>
8698 * config/i386/i386.c (ix86_expand_push): New.
8699 * config/i386/mmx.md (push<MMXMODE>1): New.
8700 * config/i386/sse.md (push<SSEMODE>1): New.
8701 * config/i386/i386-protos.h: Update.
8703 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8705 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8708 2005-01-20 Richard Henderson <rth@redhat.com>
8710 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8711 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8713 2005-01-19 Richard Henderson <rth@redhat.com>
8716 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8717 to V4SFmode in SSE1 fallback load path.
8719 2005-01-19 Richard Henderson <rth@redhat.com>
8721 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8722 in QImode expansion to ix86_expand_vector_set.
8723 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8725 2005-01-19 Richard Henderson <rth@redhat.com>
8728 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8729 subclass of the input class.
8730 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8731 Always true for cross-SSE1 classes. Rationalize conditionals.
8732 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8733 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8734 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8735 (movdi_2): Add MMX/SSE zeros.
8736 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8737 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8738 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8739 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8740 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8741 (zero_extendsidi2_rex64_1): Remove.
8742 (MOV0 peephole): Check GENERAL_REG_P.
8744 2005-01-19 Richard Henderson <rth@redhat.com>
8747 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8749 (ix86_expand_vector_extract): Likewise.
8751 2005-01-19 Richard Henderson <rth@redhat.com>
8754 * expr.c (emit_move_change_mode): New argument force; use
8755 simplify_gen_subreg if true.
8756 (emit_move_via_alt_mode): Merge into ...
8757 (emit_move_via_integer): ... here.
8758 (emit_move_ccmode): Use emit_move_change_mode directly.
8760 2005-01-19 Richard Henderson <rth@redhat.com>
8763 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8764 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8765 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8767 (alpha_emit_set_const): Likewise. Make static.
8768 (alpha_emit_set_long_const): Make static.
8769 (alpha_extract_integer): Split out from alpha_expand_mov.
8770 (alpha_split_const_mov): Likewise.
8771 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8772 (alpha_legitimate_constant_p): New.
8773 * config/alpha/alpha-protos.h: Update.
8774 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8775 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8776 * config/alpha/alpha.md (movsi): Add n alternative.
8777 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8778 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8779 (splitters for all of the above): Use alpha_split_const_mov.
8780 * config/alpha/predicates.md (non_add_const_operand): New.
8781 (non_zero_const_operand): New.
8782 (input_operand): Use alpha_legitimate_constant_p after reload.
8784 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8786 PR tree-optimization/19038
8787 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8788 (add_candidate): Add ivs with increment in latch only if
8789 allow_ip_end_pos_p is true.
8790 (determine_iv_cost): Use empty_block_p.
8792 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8794 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8795 (compute_dominance_frontiers): Ditto.
8797 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8800 * config/sh/t-rtems: New.
8801 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8803 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8805 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8806 the offset of the selected field.
8808 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8810 * tree-cfg.c (remove_forwarder_block): Fix the check to
8811 prevent a nonlocal label from appearing in the middle of a
8814 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8816 PR rtl-optimization/19462
8817 * reorg.c (find_end_label): Create return insn only if
8818 current_function_epilogue_delay_list is empty.
8820 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8822 * doc/passes.texi: Remove paragraph mentioning new-ra.
8824 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8826 PR rtl-optimization/15139
8827 * combine.c: Include params.h.
8828 (count_rtxs): New function.
8829 (record_value_for_reg): If replace_rtx would replace at least
8830 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8831 (clobber (const_int 0)) instead of TEM.
8832 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8833 * params.h (MAX_LAST_VALUE_RTL): New.
8834 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8835 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8838 * c-typeck.c (digest_init): Only call build_vector if all constructor
8839 elements are *_CST nodes.
8840 * gimplify.c (gimplify_init_constructor): Likewise.
8843 * c-typeck.c (digest_init): Only call build_vector if inside_init
8846 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8848 * toplev.c (init_asm_output): Remove dead #ifdef.
8850 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8852 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8854 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8856 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8857 accessing DECL_FUNCTION_CODE.
8858 * dojump.c (do_jump): Likewise.
8859 * gimplify.c (gimplify_call_expr): Likewise.
8860 * predict.c (expr_expected_value): Likewise.
8861 (strip_builtin_expect): Likewise.
8862 * tree-inline.c (estimate_num_insns_1): Likewise.
8863 * tree-ssa-loop-im.c (stmt_cost): Likewise
8864 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8865 (tree_expr_nonnegative_p): Likewise.
8867 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8869 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8870 variant of the load_pcrel_sym pattern.
8871 * config/sparc/sparc.md (P macro): Move to the top.
8872 (load_pcrel_sym): Macroize using P.
8873 (save_register_window): Likewise.
8875 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8877 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8880 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8883 * c-typeck.c (build_asm_expr): Strip nops off
8884 input memory operands.
8886 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8888 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8889 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8890 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8891 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8893 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8896 * config/i386/i386.c (override_options): If the 80387 is disabled,
8897 then do not return FP values using FP registers.
8899 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8901 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8902 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8903 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8904 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8905 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8906 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8907 output.h, postreload-gcse.c, postreload.c, recog.c,
8908 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8909 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8910 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8911 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8912 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8913 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8914 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8915 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8917 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8918 config/alpha/alpha.c, config/arm/vfp.md,
8919 config/i386/emmintrin.h, config/i386/i386-modes.def,
8920 config/i386/i386-protos.h, config/i386/i386.h,
8921 config/i386/pmmintrin.h, config/i386/ppro.md,
8922 config/i386/predicates.md, config/i386/xmmintrin.h,
8923 config/i860/i860.c, config/ia64/ia64-modes.def,
8924 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8925 config/ia64/ia64.md, config/ia64/itanium1.md,
8926 config/ia64/itanium2.md, config/ia64/predicates.md,
8927 config/iq2000/iq2000.h, config/mips/linux64.h,
8928 config/rs6000/aix41.h, config/rs6000/aix43.h,
8929 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8930 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8931 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8932 config/sparc/linux64.h, config/sparc/litecoff.h,
8933 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8934 config/sparc/sparc.h, config/sparc/sparc.md,
8935 config/sparc/sysv4-only.h: Update copyright.
8937 2005-01-18 Richard Henderson <rth@redhat.com>
8940 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8942 2005-01-18 Marc Espie <espie@openbsd.org>
8943 * config/i386/openbsdelf.h: Typo.
8945 2005-01-18 Richard Henderson <rth@redhat.com>
8947 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8948 special case for sse.
8949 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8951 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8953 * tree-inline.c (estimate_num_insns_1): Added cases for
8954 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8956 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8958 PR rtl-optimization/19296
8959 * combine.c (simplify_comparison): Rewrite the condition under
8960 which a non-paradoxical SUBREG of a PLUS can be lifted when
8961 compared against a constant.
8963 2005-01-18 Andi Kleen <ak@muc.de>
8965 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8966 * c.opt (-Wpointer-sign): Add.
8967 * doc/invoke.texi: (-Wpointer-sign): Add.
8969 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8971 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8972 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8973 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8974 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8975 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8976 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8977 for TARGET_MIX_SSE_I387.
8978 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8979 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8980 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8981 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8982 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8983 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8984 TARGET_MIX_SSE_I387.
8985 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8988 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8991 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8992 Add movaps alternative for xmm reg->reg move.
8994 2005-01-17 Jeff Law <law@redhat.com>
8996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8997 at the end of the main DOM loop rather than just before DOM exits.
8999 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9001 PR tree-optimization/19121
9002 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9003 adding aliases to a name tag, also add them to the pointer's
9005 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9006 sensitive alias info at all. Only check that the two pointers
9007 have compatible pointed-to sets.
9008 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9009 a pointer's type tag is a superset of the alias set of the
9012 2005-01-17 James E Wilson <wilson@specifixinc.com>
9015 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9016 comment to document why.
9018 2005-01-17 Richard Henderson <rth@redhat.com>
9020 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9021 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9022 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9023 sse2_vmsminv2df3_finite): New.
9024 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9025 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9026 Force op1 into register.
9028 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9030 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9031 bubblestrap from always rebuilding build directory.
9033 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9035 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9036 ("*cmpmem_short"): Likewise.
9038 2005-01-17 Steven Bosscher <stevenb@suse.de>
9040 * basic-block.h: Document BB_* flags.
9041 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9042 use an sbitmap instead.
9043 * sched-rgn.c (compute_trg_info): Likewise.
9045 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9047 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9048 redundant target_cpu_default and extra_parts lines. Use the default
9050 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9051 (SUBTARGET_EXTRA_SPECS): Delete.
9052 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9053 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9054 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9055 and "n32" for -mabi=n32.
9057 2005-01-17 Ian Lance Taylor <ian@airs.com>
9060 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9061 fold constant variables into initial values.
9063 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9065 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9067 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9068 through the statements backward.
9070 2005-01-17 Ian Lance Taylor <ian@airs.com>
9072 PR middle-end/13127:
9073 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9074 a variable set to the return value of the inlined function.
9076 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9078 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9079 when modes are tieable.
9081 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9083 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9084 of pthread_create to find out if threads are enabled.
9085 * gthr-posix95.h (__gthread_active_p): Likewise.
9087 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9089 * common.opt (-fnew-ra): Remove.
9091 * toplev.h (flag_new_regalloc): Remove.
9092 * Makefile.in (ra*.*): Don't mention.
9093 * passes.c (rest_of_handle_new_regalloc): Remove.
9094 (rest_of_handle_combine, rest_of_compilation): Always consider
9095 flag_new_regalloc as false.
9096 * doc/invoke.texi: Don't document -fnew-ra.
9098 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9100 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9101 last parameter to reg_scan.
9102 * loop.c (loop_optimize): Likewise.
9103 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9104 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9105 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9106 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9107 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9108 * regclass.c (reg_scan): Likewise, for the declaration.
9109 * rtl.h (reg_scan): Likewise, for the prototype.
9111 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9113 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9114 mark_dfs_back_edges.
9116 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9118 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9119 (compute_avail): Uses don't go in tmp_gen.
9121 2005-01-16 Steven Bosscher <stevenb@suse.de>
9123 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9124 loop to look for a free slot in a page entry.
9126 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9129 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9130 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9131 just before targetm.asm_out.file_end.
9132 * tree.h (process_pending_assemble_output_defs): Declare.
9133 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9135 (assemble_alias): Defer generation of assembly code for defines when
9136 TARGET_DEFERRED_OUTPUT_DEFS is true.
9137 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9138 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9139 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9141 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9144 * pa.c (pa_scalar_mode_supported_p): New function.
9145 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9146 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9148 * pa-protos.h (prefetch_operand): Delete.
9149 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9150 * pa.c (prefetch_operand): Delete.
9151 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9152 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9153 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9154 and prefetch_nocc_operand.
9155 * pa.md (prefetch): Rework to avoid reload problems handling short
9156 displacements when a cache control completer needs to be provided.
9157 (prefetch_32, prefetch_64): Delete.
9158 (prefetch_cc, prefetch_nocc): New patterns.
9160 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9162 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9164 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9167 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9168 exceeds maximum alignment for global common data.
9169 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9170 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9172 2004-01-15 Roger Sayle <roger@eyesopen.com>
9174 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9176 2004-01-15 Roger Sayle <roger@eyesopen.com>
9178 * harg-reg-set.h (reg_class_names): Prototype global array.
9179 * regclass.c (reg_class_names): Declare here and initialize to
9181 (dump_regclass): Remove local declaration of reg_class_names.
9182 (regclass): Likewise.
9183 * cfg.c (dump_flow_info): Likewise.
9184 * ra-debug.c (reg_class_names): Likewise.
9185 * regrename.c (reg_class_names): Likewise.
9186 * reload.c (reg_class_names): Likewise.
9187 * reload1.c (spill_failure): Likewise.
9188 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9190 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9192 * config/s390/s390.md ("reload_outti"): Remove predicate for
9193 output operand. Abort if operand is not a MEM.
9194 ("reload_outdi", "reload_outdf"): Likewise.
9196 2005-01-15 Marc Espie <espie@openbsd.org>
9198 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9199 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9200 * config/openbsd.h: Fix C++ includes for native configurations.
9201 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9202 Add trampoline support.
9203 * config/i386/openbsdelf.h: New.
9205 2005-01-15 Marc Espie <espie@openbsd.org>
9207 * collect2.c (main): Explicitly parse -dynamic-linker option.
9209 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9211 PR tree-optimization/19060
9212 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9213 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9214 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9215 and handle extract_range_from_cond returning false.
9216 * fold-const.c (fold): Optimize comparisons with min/max even for
9217 width > HOST_BITS_PER_WIDE_INT.
9219 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9221 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9222 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9223 Remove little endian multilib variants.
9224 Add mips32 multilib variant.
9226 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9228 * explow.c (copy_all_reg, stabilize): Remove.
9229 * expr.h: Remove the corresponding prototypes.
9231 * rtlanal.c (regs_set_between_p): Remove.
9232 * rtl.h: Remove the corresponding prototype.
9234 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9236 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9237 to rs6000_nonimmediate_operand.
9238 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9239 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9240 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9241 rs6000_nonimmediate_operand.
9242 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9243 rs6000_nonimmediate_operand.
9245 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9247 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9249 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9251 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9253 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9254 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9256 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9257 (rs6k_nonimmediate_operand): New.
9258 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9260 (legitimate_lo_sum_address_p): Same.
9261 (rs6000_legitimize_address): Same.
9262 (rs6000_legitimize_reload_address): Same.
9263 (rs6000_legitimate_address): Same.
9264 (spe_build_register_parallel): Pass DF and DC modes in a DI
9267 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9268 to rs6k_nonimmediate_operand.
9270 * config/rs6000/spe.md ("*frob_df_di"): New.
9271 ("*frob_di_df"): New.
9272 ("*frob_di_df_2"): New.
9273 ("*mov_sidf_e500_subreg0"): New.
9274 ("*mov_sidf_e500_subreg4"): New.
9275 ("*movdf_e500_double"): Change predicate to
9276 rs6k_nonimmediate_operand.
9278 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9280 * postreload.c (move2add_note_store): Only call
9281 trunc_int_for_mode on scalar integers.
9283 2005-01-14 Steven Bosscher <stevenb@suse.de>
9285 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9286 replace BB_VISITED uses.
9287 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9288 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9289 (tree_dce_done): Free visited_control_parents.
9290 (perform_tree_ssa_dce): Allocate and clear it.
9291 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9292 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9293 instead of BB_VISITED.
9295 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9297 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9298 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9299 Remove unused prototypes.
9301 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9303 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9304 64-bit register usage.
9305 (spe_func_has_64bit_regs_p): Add FIXME note.
9307 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9309 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9310 flag_finite_math_only with flag_unsafe_math_optimizations.
9312 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9314 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9316 (__tpf_eh_return): Copy TPF private stack area from the module
9317 boundary stack frame. Add check for when module addresses are
9318 equal, but no stub address is found.
9320 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9323 * arm.h (struct machine_function): Add call_via field.
9324 (thumb_call_via_label): Declare.
9325 * arm.c (thumb_call_via_label): New variable.
9326 (thumb_call_reg_needed): New variable.
9327 (arm_output_function_epilogue): For Thumb code, output any per-function
9328 call-indirect trampolines.
9329 (thumb_call_via_reg): New function.
9330 (arm_file_end): New function.
9331 (TARGET_ASM_FILE_END): Call arm_file_end.
9332 (aof_file_end): Likewise.
9333 * arm-protos.h (thumb_call_via_reg): Declare.
9334 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9335 thumb_call_via_reg in normal case.
9337 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9340 PR rtl-optimization/19348
9341 * recog.c (peephole2_optimize): Do global life update if some peephole
9342 decides it doesn't need at least one of its inputs and that change
9343 influences liveness at the start of the basic block.
9345 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9346 arguments instead of 1.
9348 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9351 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9352 zero for nested functions needing a static chain or functions
9353 with a non-constant address.
9355 2005-01-13 Roger Sayle <roger@eyesopen.com>
9357 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9358 (and (sign_extend X) C) into (zero_extend (and X C)).
9360 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9362 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9364 2005-01-13 Richard Henderson <rth@redhat.com>
9369 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9370 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9371 not just TARGET_SSE.
9372 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9373 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9374 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9375 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9376 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9377 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9378 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9379 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9380 (movdicc_c_rex64): Rename with '*'.
9381 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9382 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9383 (movsfcc_1_387): Rename from movsfcc_1.
9384 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9385 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9386 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9387 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9388 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9389 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9390 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9391 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9392 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9393 sse_movdfcc_const0_4): Remove.
9394 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9395 recognize min/max early. Update for changed sse cmove patterns.
9396 (ix86_split_sse_movcc): New.
9397 * config/i386/i386-protos.h: Update.
9399 2005-01-13 Steven Bosscher <stevenb@suse.de>
9401 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9402 (fix_stmt_v_may_defs): Likewise.
9404 2005-01-13 Richard Henderson <rth@redhat.com>
9406 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9407 for converting the mask.
9409 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9411 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9414 2005-01-13 Richard Henderson <rth@redhat.com>
9416 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9417 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9418 IX86_BUILTIN_MOVDQ2Q): Remove.
9419 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9420 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9421 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9423 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9424 (sse2_pextrw): Fix immediate constraint.
9425 (sse2_loadq, sse2_loadq_rex64): Remove.
9426 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9427 Use __builtin_ia32_vec_ext_<size>.
9428 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9430 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9432 * function.c (assign_parm_setup_block): Look inside original
9433 entry_parm when inspecting PARALLEL.
9435 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9436 Joel Sherrill <joel@oarcorp.com>
9439 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9440 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9441 rtems_gxx_recursive_mutex_init.
9442 (__gthread_recursive_mutex_lock): New function.
9443 (__gthread_recursive_mutex_trylock): Likewise.
9444 (__gthread_recursive_mutex_unlock): Likewise.
9446 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9448 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9450 2005-01-13 Jan Beulich <jbeulich@novell.com>
9452 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9453 (ashrti3_internal): Indicate output is early clobber. Generate result
9454 into output rather than first input. Use move for low word of output
9455 if shift count is exactly 64.
9456 (lshrti3_internal): Likewise.
9458 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9462 * reload1.c (delete_output_reload): Don't delete an output reload
9463 if the pseudo lives longer than a single basic block. Adjust and
9464 improve wording of comment.
9466 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9469 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9470 of TYPE_SIZE where we mean the number of bytes.
9472 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9474 * function.c (assign_parm_setup_block): Relax condition on
9475 multi-register optimization.
9477 2005-01-12 Nick Clifton <nickc@redhat.com>
9479 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9480 an "in_delay_slot" attribute of "no" to prevent them being used in
9481 delay slots. This is forbidden because they might generate
9484 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9487 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9490 2005-01-12 Nick Clifton <nickc@redhat.com>
9492 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9493 passed on to GAS) but do not define, as GAS no longer supports or
9494 needs the -m2000 option.
9496 2005-01-11 Roger Sayle <roger@eyesopen.com>
9498 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9499 type as args of unprototyped builtins aren't automatically promoted.
9500 (fold_builtin_abs): Likewise.
9502 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9504 * Makefile.in: Set a `build-warn' variable.
9506 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9508 PR tree-optimization/17949
9509 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9510 (find_interesting_uses_address): Use it.
9512 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9514 * regrename.c (kill_value): Handle subreg's that won't simplify.
9516 2005-01-11 Richard Henderson <rth@redhat.com>
9519 * config/i386/i386.h (enum ix86_builtins): Move ...
9520 * config/i386/i386.c: ... here.
9521 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9522 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9523 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9524 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9525 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9526 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9527 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9528 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9529 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9530 IX86_BUILTIN_LOADDDUP): Remove.
9531 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9532 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9533 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9534 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9535 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9536 (ix86_init_builtins): Make static.
9537 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9538 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9539 if all the modes match. Otherwise, fake it.
9540 (get_element_number, ix86_expand_vec_init_builtin,
9541 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9542 (ix86_expand_builtin): Make static. Update for changed builtins.
9543 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9544 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9545 (ix86_expand_vector_init_duplicate): New.
9546 (ix86_expand_vector_init_low_nonzero): New.
9547 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9548 Split out from ix86_expand_vector_init; handle integer modes.
9549 (ix86_expand_vector_init): Use them.
9550 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9551 * config/i386/i386-protos.h: Update.
9552 * config/i386/predicates.md (reg_or_0_operand): New.
9553 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9554 (movv2sf_internal): Likewise. And a splitter to match them all.
9555 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9556 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9557 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9558 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9559 (mmx_pinsrw): Fix operand ordering.
9560 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9561 rather than sse_loadss expander.
9562 (movv2df splitter): Similarly.
9563 (sse_loadss, sse_loadlss): Remove.
9564 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9565 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9566 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9567 (sse3_movddup): Rename with '*'.
9568 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9569 (sse2_loadsd): Remove.
9570 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9571 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9572 (sse2_pinsrw): Fix argument ordering.
9573 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9574 (sse2_stored): Remove 'r' destination.
9575 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9576 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9577 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9578 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9579 vec_extractv16qi, vec_initv16qi): New.
9581 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9582 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9583 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9585 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9586 (_mm_load_si128, _mm_store_si128): Likewise.
9587 (_mm_load1_pd): Use _mm_set1_pd.
9588 (_mm_load_sd): Use _mm_set_sd.
9589 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9590 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9591 (_mm_set_epi64): Use _mm_set_epi64x.
9592 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9593 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9594 _mm_setr_epi8): Use _mm_set_foo form.
9595 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9596 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9597 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9598 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9599 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9600 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9601 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9602 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9603 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9604 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9605 (_mm_movedup_pd): Use _mm_shuffle_pd.
9606 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9607 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9608 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9609 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9611 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9612 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9613 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9614 (_mm_store_ps): Use raw dereference.
9615 (_mm_store1_ps): Use _mm_storeu_ps.
9616 (_mm_storer_ps): Use _mm_store_ps.
9617 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9618 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9620 2005-01-11 Stan Shebs <shebs@apple.com>
9622 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9623 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9625 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9628 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9629 Skip all DECLs except for FIELD_DECLs.
9631 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9633 * config/s390/s390.c (override_options): Return error if
9634 -mbackchain, -mpacked-stack and -mhard-float are used together.
9635 (s390_va_start): Remove the backchain && packed-stack special case.
9636 (s390_gimplify_va_arg): Likewise.
9637 * doc/invoke.texi: Remove the ABI incompatibility note.
9639 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9641 * config/s390/s390.c (struct s390_frame_layout): Remove
9643 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9644 save_backchain_p with TARGET_BACKCHAIN.
9646 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9649 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9650 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9651 * function.c (locate_and_pad_parm): Set new field.
9652 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9653 Tweak where_pad test to include "none". Always set mem align for
9655 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9656 not sufficient for type.
9657 (assign_parm_setup_block): If stack_parm is zero on entry, always
9658 make a new stack local. Block move old stack parm if necessary
9659 to new aligned stack local.
9660 (assign_parm_setup_stack): Use a block move to handle
9661 potentially misaligned entry_parm.
9662 (assign_parms_unsplit_complex): Specify required alignment when
9663 creating stack local.
9664 * calls.c (compute_argument_addresses): Override alignment of stack
9665 arg calculated from its type with the alignment given by
9666 FUNCTION_ARG_BOUNDARY.
9667 (store_one_arg): Likewise.
9669 2005-01-11 Jan Beulich <jbeulich@novell.com>
9671 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9672 Change respective itanium_class attribute to ialu.
9673 (shladdp4_internal): New.
9674 * config/ia64/predicates.md (shladd_log2_operand): New.
9676 2005-01-11 Richard Henderson <rth@redhat.com>
9678 * expr.c (store_constructor): Use rtvec_alloc instead of
9679 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9681 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9683 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9685 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9687 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9688 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9689 (TARGET_RWRELOC): Define.
9690 (ia64_rwreloc_section_type_flags): Delete.
9691 (ia64_section_type_flags): New function.
9692 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9693 (TARGET_RWRELOC): Define.
9695 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9698 * config/ia64/ia64.c (process_set): For alloc insn, only call
9699 process_epilogue is !frame_pointer_needed.
9701 2005-01-10 Roger Sayle <roger@eyesopen.com>
9704 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9705 unary operator and can't be treated as a binary/comparison operator.
9707 2005-01-10 Richard Henderson <rth@redhat.com>
9709 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9710 (ix86_return_in_memory): Likewise.
9711 (function_arg_advance): Likewise. Mirror structure in function_arg
9712 for choosing register to advance.
9714 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9716 * tree-vectorizer.c, tree.def: Fix comment typos.
9718 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9720 * config/s390/s390.c (struct processor_costs): 4 new fields:
9721 ddbr, ddr, debr, der.
9722 (s390_rtx_costs): More precise handling of divide instructions.
9724 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9726 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9728 2005-01-10 Jan Beulich <jbeulich@novell.com>
9730 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9731 names resulting from -ffunction-sections/-fdata-sections and linkonce
9733 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9734 based on the section name. Rearrange the section name comparison logic
9735 slightly so that each section name is compared against at most once.
9737 2005-01-10 Ben Elliston <bje@au.ibm.com>
9739 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9740 targets for which -fPIC reduces limitations on the GOT size.
9742 2005-01-09 Falk Hueffner <falk@debian.org>
9744 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9747 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9750 * collect2.c (main): Set aixrtl_flag for -brtl option.
9751 (resolve_lib_name): Search for .so file extension before .a
9754 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9756 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9757 (vect_analyze_data_refs_alignment): Add dump prints.
9759 2005-01-09 Ira Rosen <irar@il.ibm.com>
9761 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9762 expr_invariant_in_loop_p.
9763 Initialize outputs first thing in the function.
9764 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9765 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9766 (vect_analyze_pointer_ref_access): Check that the initial condition of
9767 the access function is loop invariant.
9769 2005-01-09 Richard Henderson <rth@redhat.com>
9771 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9772 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9773 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9774 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9775 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9776 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9777 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9778 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9779 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9780 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9781 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9782 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9783 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9784 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9785 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9786 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9787 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9788 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9789 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9790 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9791 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9792 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9793 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9795 (mmx_clrdi, pavgusb): Remove.
9796 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9797 with leading sse_ prefix.
9798 * config/i386/sse.md: Receive them.
9799 * config/i386/mmx.md: New file.
9800 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9801 (subrv2sf3): Turn into expander for normal subtraction.
9802 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9803 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9804 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9805 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9806 commutative; use ix86_binary_operator_ok.
9807 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9808 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9809 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9810 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9811 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9812 Macroize from existing patterns; use ix86_binary_operator_ok.
9813 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9814 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9815 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9816 with vec_select+vec_concat.
9817 (mmx_pshufw, mmx_pshufw_1): Likewise.
9818 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9819 (mmx_uavgv4hi3): Model correctly.
9820 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9821 _mm_xor_si64): Remove casts.
9823 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9825 PR tree-optimization/19224
9826 * tree-scalar-evolution.c (get_instantiated_value,
9827 set_instantiated_value): New functions.
9828 (instantiate_parameters_1): Cache the results.
9829 (instantiate_parameters, resolve_mixers): Initialize and free
9832 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9834 * config/i386/i386.md (addhi_4): Correct reference in comment.
9837 2005-01-08 Richard Henderson <rth@redhat.com>
9839 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9840 (_mm_cvtsi128_si64x): Likewise.
9841 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9842 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9843 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9844 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9845 * config/i386/i386-protos.h: Update.
9846 * config/i386/i386.c (print_operand): Add 'H'.
9847 (ix86_fixup_binary_operands): Split out from ...
9848 (ix86_expand_binary_operator): ... here.
9849 (ix86_fixup_binary_operands_no_copy): New.
9850 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9851 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9852 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9853 (safe_vector_operand): Use CONST0_RTX.
9854 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9855 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9856 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9857 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9859 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9860 (IX86_BUILTIN_CMPNGESS): New.
9861 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9862 (attr type): Add sselog1.
9863 (attr unit, attr memory): Handle it.
9864 (movti, movti_internal, movti_rex64): Move near other integer moves.
9865 (movtf, movtf_internal): Move near other fp moves.
9866 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9867 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9868 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9869 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9870 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9871 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9872 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9873 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9874 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9875 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9876 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9877 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9878 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9879 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9880 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9881 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9882 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9883 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9884 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9885 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9886 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9887 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9888 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9889 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9890 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9891 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9892 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9893 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9894 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9895 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9896 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9897 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9898 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9899 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9900 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9901 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9902 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9903 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9904 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9905 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9906 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9907 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9908 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9909 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9911 (SSEPUSH, push<SSEPUSH>): Remove.
9912 (MMXPUSH, push<MMXPUSH>): Remove.
9913 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9914 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9915 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9916 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9917 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9918 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9919 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9920 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9921 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9922 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9923 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9924 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9925 (ppro_sse_log_V4SF): Handle sselog1.
9926 * config/i386/predicates.md (const_0_to_1_operand): New.
9927 (const_0_to_255_mul_8_operand): New.
9928 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9929 (const_2_to_3_operand, const_4_to_7_operand): New.
9930 * config/i386/sse.md: New file.
9931 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9932 (sse_movups): Rename from sse_movups_1.
9933 (sse_loadlss): Rename from sse_loadss_1.
9934 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9936 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9937 (absv4sf2, negv2df, absv2df): New.
9938 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9939 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9940 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9941 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9942 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9943 (sse3_addsubv4sf3): Model correctly.
9944 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9945 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9946 (sse_movhlps): Model with vec_select+vec_concat.
9947 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9948 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9949 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9950 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9951 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9952 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9953 sse2_pshufhw_1): Likewise.
9954 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9955 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9956 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9957 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9958 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9959 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9960 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9961 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9962 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9963 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9964 sminv8hi3): Mark commutative
9965 operands. Use ix86_binary_operator_ok.
9966 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9967 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9968 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9969 sse2_punpcklqdq): Allow operand2 in memory.
9970 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9971 sse2_movsd): Add memory alternatives.
9972 (sse_storelps): Turn expander into an insn; split after reload.
9973 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9974 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9976 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9978 * configure.ac (DWARF-2 debug_line): Use objdump.
9979 * configure: Regenerate.
9981 2005-01-08 Jeff Law <law@redhat.com>
9982 Diego Novillo <dnovillo@redhat.com>
9984 PR tree-optimization/18241
9985 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9986 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9987 statements with volatile operands.
9988 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9989 operands after marking a statement with has_volatile_ops.
9991 2005-01-08 Roger Sayle <roger@eyesopen.com>
9993 * tree.c (int_fits_type_p): Always honor integer constant
9994 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9996 2005-01-08 Roger Sayle <roger@eyesopen.com>
9998 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9999 the latent bug in rtl_delete_block has been resolved.
10001 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10003 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10004 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10006 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10008 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10009 library as @multilib_dir@/$(SHLIB_SONAME).
10011 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10013 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10014 * configure: Regenerate.
10016 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10018 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10021 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10024 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10025 Convert non-word aligned offset address using ld/std into
10028 2005-01-07 Richard Henderson <rth@redhat.com>
10030 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10032 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10034 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10036 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10038 PR tree-optimization/19283
10039 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10040 is not shorter than the original type.
10042 PR rtl-optimization/19012
10043 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10045 PR rtl-optimization/18861
10046 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10047 (FULL_STATE): Define.
10048 (mark_tablejump_edge): New function.
10049 (purge_dead_tablejump_edges): New function.
10050 (find_bb_boundaries): Use it.
10052 PR tree-optimization/18828
10053 * builtins.c (expand_builtin_next_arg): Remove argument and all
10054 the argument checking.
10055 (expand_builtin): Adjust caller.
10056 (expand_builtin_va_start): Likewise. Remove error for too many
10058 (fold_builtin_next_arg): Issue error for too many arguments.
10059 After checking arguments, replace them with magic arguments that
10060 prevent further checking of the args.
10062 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10064 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10066 2005-01-06 Roger Sayle <roger@eyesopen.com>
10069 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10070 and %{.S:...} (and their negative variants) to test whether the
10071 input file is assembler or pre-processed-assembler independent of
10072 the actual filename extension.
10074 2005-01-06 Roger Sayle <roger@eyesopen.com>
10076 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10077 of sign or zero extended values.
10079 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10081 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10082 for IBM long double format correctly.
10084 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10086 Fix PR tree-optimization/18792
10088 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10089 to first_loop_depth, and use loop depth instead of loop number.
10090 (build_classic_dir_vector): Ditto.
10091 (compute_data_dependences_for_loop): Use depth, not loop number.
10092 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10093 number. Pass in loops, instead of loop numbers.
10094 (gather_interchange_stats): Ditto.
10095 (linear_transform_loops): Ditto.
10097 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10100 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10101 biv_fits_mode_p, extension_within_bounds_p): New functions.
10102 (check_ext_dependent_givs): Use them.
10104 2005-01-06 Roger Sayle <roger@eyesopen.com>
10106 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10107 more than one barrier, in which case we should delete them all.
10109 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10111 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10113 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10115 Fix PR middle-end/19286
10117 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10118 output this subprogram, simply ignore this attempt to do it again.
10119 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10120 origin attribute if it's not possible.
10121 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10122 (decls_for_scope): Ditto.
10123 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10124 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10126 2005-01-05 Richard Henderson <rth@redhat.com>
10129 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10130 (bdesc_2arg): Use it.
10131 (ix86_expand_binop_builtin): Force operands into registers
10133 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10134 ix86_expand_sse_compare, ix86_expand_sse_comi,
10135 ix86_expand_builtin): Likewise.
10137 2005-01-05 Richard Henderson <rth@redhat.com>
10139 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10141 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10142 (mulv4hi3): Set itanium_class mmmul.
10143 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10144 (fpack): Rename from fpack_sfsf.
10146 2005-01-05 Richard Henderson <rth@redhat.com>
10149 * reload1.c (do_input_reload): Restrict the optimization deleteing
10150 a previous output reload to RELOAD_FOR_INPUT.
10152 2005-01-05 Steven Bosscher <stevenb@suse.de>
10154 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10155 comment that we fall through after case.
10156 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10157 (distribute_links): Likewise.
10158 * cse.c (cse_insn): Likewise.
10159 * cselib.c (cselib_invalidate_mem): Likewise.
10160 * df.c: Update comments at the top of the file.
10161 (read_modify_subreg_p): Update comments here too.
10162 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10163 * flow.c (mark_set_1): Likewise.
10164 (mark_used_regs): Likewise.
10165 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10166 (canon_list_insert): Likewise.
10167 (mark_set): Likewise.
10168 (try_replace_reg): Likewise.
10169 (store_killed_in_insn): Likewise.
10170 * loop.c (count_one_set): Likewise.
10171 (basic_induction_var): Likewise.
10172 * postreload-gcse.c (find_mem_conflicts): Likewise.
10173 * postreload.c (reload_combine_note_store): Likewise.
10174 (move2add_note_store): Likewise.
10175 * reload.c (find_equiv_reg): Likewise.
10176 (mark_referenced_resources): Likewise.
10177 * rtlanal.c (set_noop_p): Likewise.
10178 (note_stores): Likewise.
10179 (note_uses): Likewise.
10180 * sched-deps.c (sched_analyze_1): Likewise.
10181 * sched-rgn.c (check_live_1): Likewise.
10182 (update_live_1): Likewise.
10183 * config/i860/i860.c: Likewise.
10185 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10187 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10189 * doc/rtl.texi: Update documentation for bit-fields and SET.
10191 2005-01-05 Roger Sayle <roger@eyesopen.com>
10193 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10195 2005-01-05 Jan Hubicka <jh@suse.cz>
10196 Richard Henderson <rth@redhat.com>
10199 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10202 2005-01-05 Richard Henderson <rth@redhat.com>
10205 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10206 (sse_shufps): Change operand 3 to const_int_operand.
10207 (sse2_storelps): Fix typo in template.
10208 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10209 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10210 (ix86_expand_builtin): Likewise.
10212 2005-01-05 Julian Brown <julian@codesourcery.com>
10214 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10215 as aggregates for AAPCS ABIs.
10217 2005-01-05 Stan Shebs <shebs@apple.com>
10219 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10220 Mach-O getters if ppc64.
10221 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10223 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10224 signed four-byte field for global code case.
10225 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10227 2005-01-05 Roger Sayle <roger@eyesopen.com>
10229 PR middle-end/19100
10230 * c-common.c: Include real.h.
10231 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10232 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10233 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10234 * Makefile.in (c-common.o): Update dependencies.
10236 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10238 * c-parse.in (asm_string): Add trailing semicolon.
10240 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10242 * c-parse.in (asm_string): New. Don't allow wide strings in
10244 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10245 asm_string instead of STRING.
10247 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10249 * c-typeck.c (constructor_no_implicit): Remove.
10250 (set_designator, process_init_element): Don't check
10251 constructor_no_implicit.
10253 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10254 Kaz Kojima <kkojima@gcc.gnu.org>
10257 * lcm.c (create_pre_exit): New.
10258 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10259 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10261 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10263 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10264 -msoft-float in target_float_switch.
10265 * arm.c (arm_override_options): Fix processing of target_float_switch.
10267 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10269 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10272 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10274 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10275 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10277 2005-01-04 Roger Sayle <roger@eyesopen.com>
10279 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10280 if deleting the then-block allows the test-block to fallthru to the
10283 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10286 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10287 after the full declaration if the are in two different TUs.
10289 2005-01-04 Richard Henderson <rth@redhat.com>
10292 * tree-sra.c (generate_one_element_init): Just
10293 call gimplify_and_add.
10294 (generate_element_init): Record the
10295 new referenced variables and mark them for renaming
10296 and split out to ...
10297 (generate_element_init_1): This.
10298 (scalarize_init): Don't call push_gimplify_context/
10299 pop_gimplify_context.
10301 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10303 * toplev.c (get_src_pwd): Handle failure of getpwd().
10305 2005-01-04 Roger Sayle <roger@eyesopen.com>
10307 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10309 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10310 all the cases handled by it are inverted by invert_truthvalue.
10312 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10314 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10315 (save_register_windowsi): Likewise.
10317 2005-01-04 Richard Henderson <rth@redhat.com>
10319 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10321 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10323 PR middle-end/17767
10324 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10325 any simplifications of vector mode comparison operators.
10326 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10328 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10329 Devang Patel <dpatel@apple.com>
10331 PR tree-optimization/18308
10332 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10333 the operands before creating a new expression.
10334 * dojump.c (do_jump): Make drop_through_label available
10335 for all cases. Add expansion of COND_EXPR.
10337 2005-01-04 Ira Rosen <irar@il.ibm.com>
10339 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10340 INTEGER_CST instead of TREE_CONSTANT.
10341 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10342 instead of TREE_CONSTANT.
10343 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10344 instead of TREE_CONSTANT.
10346 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10348 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10350 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10353 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10354 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10356 2005-01-03 Richard Henderson <rth@redhat.com>
10358 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10359 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10360 fold_convert_const_real_from_real): Split out from ...
10361 (fold_convert_const): ... here.
10363 2005-01-03 Richard Henderson <rth@redhat.com>
10366 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10367 (mov<MMXMODEI>_internal): Likewise.
10368 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10369 Add V2SF case; use it for SSE1; don't use TI.
10370 (movdf_integer): Likewise.
10371 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10373 2005-01-03 Ira Rosen <irar@il.ibm.com>
10375 * tree-vectorizer.c (vect_strip_conversions): New function.
10376 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10377 check for binary class.
10379 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10383 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10385 * gimple-low.c (mark_blocks_with_used_vars): New function.
10386 (mark_blocks_with_used_subblocks): Ditto.
10387 (mark_used_blocks): Ditto.
10388 (pass_mark_used_blocks): New pass.
10389 * tree-inline.c: Include debug.h.
10390 (expand_call_inline): Call outlining_inline_function here.
10391 * tree-optimize.c (init_tree_optimization_passes): Add
10392 pass_mark_used_blocks.
10393 * tree-pass.h (pass_mark_used_blocks): New.
10394 * Makefile.in (tree-inline.o): Add debug.h dependency.
10396 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10398 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10399 VAR_DECLs to have weak_import attribute.
10401 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10404 2004-01-03 Steven Bosscher <stevenb@suse.de>
10406 * passes.c (rest_of_compilation): Don't run regmove if only
10407 flag_expensive_optimizations, require flag_regmove instead.
10409 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10411 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10413 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10414 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10415 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10416 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10418 2005-01-03 Richard Henderson <rth@redhat.com>
10420 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10421 (ia64_const_ok_for_letter_p): New.
10422 (ia64_const_double_ok_for_letter_p): New.
10423 (ia64_extra_constraint): New.
10424 (ia64_expand_vecint_compare): New.
10425 (ia64_expand_vcondu_v2si): New.
10426 (ia64_expand_vecint_cmov): New.
10427 (ia64_expand_vecint_minmax): New.
10428 (ia64_print_operand): Add 'v'.
10429 (ia64_preferred_reload_class): New.
10430 (ia64_vector_mode_supported_p): New.
10431 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10432 (PREFERRED_RELOAD_CLASS): Move to function.
10433 (CONST_OK_FOR_LETTER_P): Move to function.
10434 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10435 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10436 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10437 (EXTRA_CONSTRAINT): Move to function.
10438 * config/ia64/ia64.md: Include vect.md.
10439 (itanium_class): Add mmalua.
10441 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10443 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10444 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10446 (const_int_2bit_operand): New.
10447 (fr_reg_or_0_operand): New.
10448 * config/ia64/ia64-modes.def: Add vector modes.
10449 * config/ia64/ia64-protos.h: Update.
10450 * config/ia64/vect.md: New file.
10452 2005-01-03 Richard Henderson <rth@redhat.com>
10454 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10456 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10459 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10461 (log1pdf2): Change mode of operands[0,1] to DFmode.
10463 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10465 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10466 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10467 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10468 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10469 SPARC_RELAXED_ORDERING.
10471 2005-01-03 Richard Henderson <rth@redhat.com>
10472 Uros Bizjak <uros@kss-loka.si>
10475 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10476 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10477 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10479 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10480 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10481 const_pow2_1_to_128_operand): New predicates.
10483 2005-01-02 Greg McGary <greg@mcgary.org>
10485 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10487 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10488 object. [ptr_type]: Remove unused variable.
10489 Remember nearest addressable array-element or record-component
10490 when checking bitfield components. Tolerate empty BIND_EXPR.
10492 2005-01-01 Richard Henderson <rth@redhat.com>
10494 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10495 that don't narrow the value. Fail for other conversions.
10497 2005-01-01 Richard Henderson <rth@redhat.com>
10500 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10501 * c-lang.c (finish_file): Don't do it here.
10502 * objc/objc-act.c (objc_finish_file): Likewise.
10504 * cgraph.c (decl_assembler_name_equal): New.
10505 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10506 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10507 * cgraph.h (struct cgraph_varpool_node): Add next.
10508 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10509 * varasm.c (assemble_alias): Mark the target as needed.
10511 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10513 PR middle-end/19221
10514 * function.c (get_arg_pointer_save_area): Use entry_of_function
10515 instead of get_insns.
10517 2005-01-01 Roger Sayle <roger@eyesopen.com>
10518 Andrew Pinski <pinskia@physics.uc.edu>
10519 James E. Wilson <wilson@specifixinc.com>
10521 PR rtl-optimization/12092
10522 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10525 2005-01-01 Roger Sayle <roger@eyesopen.com>
10526 Olivier Hainque <hainque@act-europe.fr>
10528 * tree.c (int_fits_type_p): A narrower type always fits in a
10529 wider one, except for negative values into unsigned types.
10531 2005-01-01 Roger Sayle <roger@eyesopen.com>
10533 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10534 with the original constant rather than require TREE_OVERFLOW.
10536 2005-01-01 Steven Bosscher <stevenb@suse.de>
10538 PR middle-end/17544
10539 * c-decl.c (finish_function): If compiling C99, annotate the
10540 compiler generated return with the current file name and line 0.
10541 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10542 the source line is greater than 0.
10543 (remove_bb): Likewise.