1 2005-04-06 Ben Elliston <bje@au.ibm.com>
3 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5 macros as living in "this file" and not gcc.h.
7 2005-04-06 Ben Elliston <bje@au.ibm.com>
9 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10 -ftree-live_range_split. Perhaps renamed at some point?
12 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
15 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
16 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
18 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20 * tree-flow.h (number_of_iterations_cond): Declaration removed.
21 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
22 (number_of_iterations_special): New function.
23 (number_of_iterations_exit): Use number_of_iterations_special.
24 Use simplify_using_outer_evolutions only at -O3.
25 (number_of_iterations_cond, tree_simplify_using_condition,
26 simplify_using_initial_conditions, loop_niter_by_eval,
27 compare_trees, can_count_iv_in_wider_type_bound,
28 simplify_using_outer_evolutions): Use fold_build.
30 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
32 * doc/install.texi (Configuration): Document --with-java-home.
34 2005-04-05 Richard Henderson <rth@redhat.com>
38 * config/i386/i386.c (print_operand): Handle vector zeros.
39 (ix86_split_to_parts): Handle CONST_VECTOR.
40 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
41 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
42 what modes to tie for MMX and SSE registers.
43 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
44 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
45 to vector modes as well.
46 * config/i386/predicates.md (const0_operand): Handle VOIDmode
47 properly as an input mode.
49 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
51 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
53 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
55 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
57 2005-04-05 Jakub Jelinek <jakub@redhat.com>
59 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
60 and local functions, set sse_nregs to 8 and float_in_sse.
61 (function_arg_advance, function_arg): If float_in_sse, pass
62 SFmode and DFmode arguments in SSE registers.
63 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
65 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
68 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
70 * config/i386/i386-protos.h (ix86_function_value): Accept two
71 arguments, like the target macro.
72 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
73 * config/i386/i386.c (ix86_function_value): Accept the second
74 argument of the target macro.
75 (ix86_function_ok_for_sibcall): Pass a function pointer to
77 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
78 call to ix86_value_regno).
79 (ix86_value_regno): Add support for returning floating point values
82 2005-04-05 Jakub Jelinek <jakub@redhat.com>
84 PR tree-optimization/20076
85 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
86 that call __builtin_return or __builtin_apply_args.
88 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
90 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
91 Use immediate use iterator.
92 (stmt_is_bumper_for_loop): Use immediate use iterator.
93 * predict.c (strip_builtin_expect): Use update_stmt.
94 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
95 on all elements of a STATEMENT_LIST.
96 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
97 (bsi_remove): Remove imm_use links and mark the stmt as modified.
98 (bsi_replace): Mark stmt as modified and the update it.
99 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
100 (expand_complex_libcal): Call update_stmt.
101 (expand_complex_comparison): Call mark_stmt_modified.
102 (expand_complex_operations_1): Call update_stmt_if_modified.
103 (expand_vector_operations_1): Call mark_stmt_modified.
104 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
105 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
106 add_immediate_use, redirect_immediate_use,
107 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
108 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
109 (mark_new_vars_to_rename): Call update_stmt.
110 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
111 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
113 (unmodify_stmt): Delete.
114 (update_stmt): New. Force an update of a stmt.
115 (update_stmt_if_modified): update a stmt if it is out of date.
116 (get_stmt_operands): Verify stmt is NOT modified.
117 (stmt_modified_p): Update comment.
118 (delink_imm_use): Remove a use node from its immuse list.
119 (link_imm_use_to_list): Link a use node to a specific list.
120 (link_imm_use): Link a node to the correct list.
121 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
122 it in the correct list, if appropriate.
123 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
124 (relink_imm_use): Link a use node in place of another node in a list.
125 (relink_imm_use_stmt): LInk a node in place of another node, and set
127 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
128 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
129 (first_safe_imm_use): New. Initialize a safe immuse iterator.
130 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
131 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
132 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
133 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
134 (has_zero_uses): New. Return true if there are no uses of a var.
135 (has_single_use): New. Return true if there is only a single use of a
137 (single_imm_use): New. Return the simgle immediate use.
138 (num_imm_uses): New. Return the number of immediate uses.
139 (get_v_must_def_ops): Use is now a pointer.
140 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
141 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
143 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
144 (delink_stmt_imm_use): Delink all immuses from a stmt.
145 (phi_arg_index_from_use): New. Return a phi arg index for a use.
146 * tree-flow.h (struct dataflow_d): Delete.
147 (immediate_use_iterator_d): New. Immediate use iterator struct.
148 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
149 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
150 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
152 (struct stmt_ann_d): Remove dataflow_t from struct.
153 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
154 (if_convertible_phi_p): Use FAST immuse iterator.
155 (if_convertible_loop_p): Don't call compute_immediate_uses.
156 (replace_phi_with_cond_modify_expr): Call update_stmt.
157 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
158 update_stmt_if_modified.
159 (rewrite_all_into_ssa): Initialize ssa operands.
160 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
161 compute_immediate_uses.
162 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
163 ssa_property is available.
164 (execute_one_pass): Change parameters passed to execute_todo.
165 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
166 (remove_ssa_form): Call fini_ssa_operands.
167 (insert_backedge_copies): Delete call to modify_stmt.
168 * tree-phinodes.c (make_phi_node): Initialize use nodes.
169 (release_phi_node): Delink any use nodes before releasing.
170 (resize_phi_node): Relink any use nodes.
171 (remove_phi_arg_num): Delink the use node.
172 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
173 (remove_all_phi_nodes_for): Release phi node first.
174 * tree-pretty-print.c (dump_generic_node): Print stmt address.
175 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
176 (scalarize_use, scalarize_copy): Call update_stmt.
177 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
178 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
179 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
180 (ccp_initialize): Remove call to compute_immediate_uses.
181 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
182 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
184 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
185 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
186 (eliminate_redundant_computations): Call mark_stmt_modified.
187 (cprop_operand): Call mark_stmt_modified.
188 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
189 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
190 (dse_optimize_stmt): Use new immuse interface.
191 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
192 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
193 (substitute_single_use_vars): Use new immuse interface.
194 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
195 and compute_immediate_uses.
196 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
198 (rewrite_mem_refs): Call update_stmt.
199 (determine_lsm): Remove call to compute_imm_uses and free_df.
200 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
201 (try_unroll_loop_completely): Call update_stmt.
202 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
203 (rewrite_use_compare): Call update_stmt.
204 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
205 (rewrite_use) : Call update_stmt.
206 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
207 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
209 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
210 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
211 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
213 (initialize_vuse_operand): New. Initialize a vuse operand.
214 (initialize_v_may_def_operand): New. Initialize a maydef operand.
215 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
216 (finalize_ssa_defs): Use stmt parameter.
217 (correct_use_link): Ensure a use node is in the correct list, and has
218 the correct stmt pointer.
219 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
220 finalize_ssa_v_must_defs): Also initialize use nodes.
221 (finalize_ssa_stmt_operands): Pass extra stmt operands.
222 (build_ssa_operands): Seperate parsing from final operand construction.
223 (parse_ssa_operands): New. Parse entry point for operand building.
224 (swap_tree_operands): New. Swap 2 tree operands.
225 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
227 (get_expr_operands): Call swap_tree_operands when needed.
228 (copy_virtual_operands): Use initialize routines for virtual use ops.
229 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
230 (verify_abort): New. Issue imm_use error.
231 (verify_imm_links): New Verify imm_use links for a var.
232 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
233 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
234 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
235 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
236 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
237 (NULL_USE_OPERAND_P) Define.
238 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
240 (struct vuse_operand_type): New struct.
241 (SET_USE): Call set_ssa_use_from_ptr.
243 (PHI_ARG_INDEX_FROM_USE): Define.
244 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
245 argument via SET_USE, not PHI_ARG_DEF_TREE.
246 * tree-ssa-pre.c (eliminate): Call update_stmt.
247 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
249 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
250 (nearest_common_dominator_of_uses): Use imm_use iterator.
251 (statement_sink_location): Use imm_use iterator and interface.
252 (execute_sink_code): Don't call compute_immediate_uses or free-df.
253 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
254 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
255 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
256 (verify_ssa): Ensure no stmt is marked modify after optimization pass
257 if new parameter is true.
258 (init_tree_ssa): Don't initialize operand cache here.
259 (delete_tree_ssa): Don't destroy operand cache here.
260 (propagate_into_addr): Pass in a use pointer, return true if anything
262 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
263 (check_phi_redundancy): Use imm_use iterator.
264 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
266 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
267 (release_ssa_name): Delink node and all elements in its imm_use list.
268 * tree-tailcall.c (adjust_return_value): Call update_stmt.
269 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
270 * tree-vectorizer.c (need_imm_uses_for): Delete.
271 (vectorize_loops): Dont call compute_immediate_uses or free_df.
272 * tree.h (struct ssa_imm_use_d): Define.
273 (SSA_NAME_IMM_USE_NODE): Define.
274 (struct tree_ssa_name): Add imm_use node.
276 (PHI_ARG_IMM_USE_NODE): Define.
277 (struct phi_arg_d): Add imm_use node.
278 (struct tree_phi_node): Remove struct dataflow_d element.
279 (TDF_STMTADDR): Define.
281 2005-04-05 Dale Johannesen <dalej@apple.com>
283 * doc/invoke.texi (Optimization Options): Remove
284 duplicate -fcse-follow-jumps. Add -fweb.
285 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
286 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
288 2005-04-05 Per Bothner <per@bothner.com>
290 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
291 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
292 (warn_uninit): Get EXPR_LOCUS from context now instead.
293 This fixes a USE_MAPPED_LOCATION testsuite failure.
295 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
297 2005-04-05 Per Bothner <per@bothner.com>
299 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
300 of the artification 'return 0' in main() to BUILTINS_LOCATION.
301 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
304 2004-04-05 Devang Patel <dpatel@apple.com>
306 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
307 (lhsr<mode>3): ... new name.
308 (altivec_vsra<VI_char>): Rename to ..
309 (ashr<mode>3): ... new name.
310 * config/rs6000/rs6000.c (builtin_description): Rename shift
313 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
315 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
316 gen_lowpart_for_combine.
317 * cse.c (gen_lowpart_if_possible): Move...
318 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
320 (gen_lowpart_no_emit_general): Use it.
322 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
324 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
327 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
329 * system.h: Fix typo.
331 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
333 * config/bfin/bfin-modes.def: New file.
334 * config/bfin/bfin-protos.h: New file.
335 * config/bfin/bfin.c: New file.
336 * config/bfin/bfin.h: New file.
337 * config/bfin/bfin.md: New file.
338 * config/bfin/bfin.opt: New file.
339 * config/bfin/crti.s: New file.
340 * config/bfin/crtn.s: New file.
341 * config/bfin/elf.h: New file.
342 * config/bfin/lib1funcs.asm: New file.
343 * config/bfin/predicates.md: New file.
344 * config/bfin/t-bfin: New file.
345 * config/bfin/t-bfin-elf: New file.
346 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
347 Document new attributes.
348 (interrupt, interrupt_handler, saveall): Update documentation for
350 * doc/install.texi (Specific): Add entry for the Blackfin.
351 * doc/invoke.texi (Blackfin Options): New section.
352 * doc/md.texi (Blackfin family): New section to document constraints.
353 * config.gcc: Add bfin*-* and bfin*-elf configurations.
355 2005-04-05 Olivier Hainque <hainque@adacore.com>
357 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
358 match what the system unwinder expects.
359 * config/mips/mips.c (mips_frame_set): If we're saving the return
360 address register and the dwarf return address column number differs
361 from the hard register number, adjust the note reg to refer to the
364 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
366 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
367 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
368 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
369 (processor_type): New enum.
370 (mn10300_processor): New variable.
371 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
372 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
373 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
374 (PROCESSOR_DEFAULT): New macro.
375 * config/mn10300/mn10300.c (mn10300_processor): New variable.
376 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
377 (mn10300_handle_option, mn10300_override_options): New functions.
378 * config/mn10300/mn10300.opt: New file.
380 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
381 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
383 PR tree-optimization/19903
384 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
385 that don't fit in their type after conversion.
387 2005-04-05 Uros Bizjak <uros@kss-loka.si>
390 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
391 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
392 Allocate local stack slots here. Set ix86_optimize_mode_switching.
393 flag here. Implement using define_insn_and_split.
394 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
395 (frndintxf2_mask_pm_i387): New insn patterns.
396 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
397 Do not set ix86_optimize_mode_switching flag.
398 (ceilsf2, ceildf2, ceilxf2): Same.
399 (btruncsf2, btruncdf2, btruncxf2): Same.
400 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
402 2005-04-05 Ian Lance Taylor <ian@airs.com>
405 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
406 i386_pe_record_external_function.
407 (i386_pe_record_external_function): Update declaration.
408 * config/i386/winnt.c (struct extern_list): Add decl field.
409 (i386_pe_record_external_function): Add decl parameter.
410 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
412 * config/i386/i386-protos.h (i386_pe_record_external_function):
415 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
417 * config/m68k/m68k-protos.h: Add a prototype for
418 valid_dbcc_comparison_p_2.
419 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
420 extend_operator, const_uint32_operand, const_sint32_operand,
421 general_src_operand, nonimmediate_src_operand,
422 memory_src_operand, post_inc_operand, pre_dec_operand,
423 pcrel_address): Move to predicates to predicates.md.
424 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
425 * config/m68k/m68k.md: Include predicates.md.
426 * config/m68k/predicates.md: New.
428 2005-04-04 Roger Sayle <roger@eyesopen.com>
430 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
432 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
434 2005-04-04 Ian Lance Taylor <ian@airs.com>
436 * c-typeck.c (struct c_switch): Rename switch_stmt field to
438 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
439 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
440 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
441 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
442 * c-common.c (c_do_switch_warnings_1): New static function broken
443 out of c_do_switch_warnings.
444 (c_do_switch_warnings): Call c_do_switch_warnings_1.
445 (c_do_switch_expr_warnings): New function.
446 * c-common.h (c_do_switch_expr_warnings): Declare.
448 2005-04-04 David Edelsohn <edelsohn@gnu.org>
449 Daniel Jacobowitz <dan@codesourcery.com>
451 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
453 * rtlanal.c (may_trap_p): Same.
455 2005-04-04 Dale Johannesen <dalej@apple.com>
457 * ChangeLog: remove reference to ChangeLog.12.
459 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
461 CRIS epilogue as RTL.
462 * config/cris/cris.md: Change all 0 in unspec 0 to
464 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
465 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
467 ("return"): Change to define_expand. Call cris_expand_return for
469 ("*return_expanded"): New pattern.
470 ("epilogue"): New define_expand.
471 * config/cris/cris.h (PREDICATE_CODES): Add
472 cris_load_multiple_op.
473 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
475 (enum cris_retinsn_type): New.
476 (struct machine_function): New member return_type.
477 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
478 (cris_target_asm_function_epilogue): Remove, moving RTLified
480 (cris_expand_epilogue): New function.
481 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
482 (cris_gen_movem_load, cris_load_multiple_op)
483 (cris_return_address_on_stack_for_return, cris_expand_return): New
485 (cris_target_asm_function_prologue)
486 (cris_initial_frame_pointer_offset): Call
487 cris_reg_saved_in_regsave_area instead of complicated expression.
488 Call cris_return_address_on_stack instead of an expression.
489 (cris_print_operand) <case 'o', case 'O'>: New cases.
490 (cris_return_address_on_stack): Change return-type to bool.
491 (cris_simple_epilogue): Ditto. Return false if registers are
493 * config/cris/cris-protos.h (cris_simple_epilogue)
494 (cris_return_address_on_stack): Adjust prototype return type.
495 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
496 (cris_return_address_on_stack_for_return): New prototypes.
498 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
500 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
501 gpr_or_int12_operand.
503 * config/frv/frv-protos.h: Add a prototype to
504 frv_legitimate_memory_operand and frv_const_unspec_p.
505 (frv_unspec): Move from frv.c.
506 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
507 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
508 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
509 gpr_or_fpr_operand, gpr_or_int12_operand,
510 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
511 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
512 int6_operand, int5_operand, uint5_operand, uint4_operand,
513 uint1_operand, int_2word_operand, uint16_operand,
514 upper_int16_operand, integer_register_operand,
515 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
516 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
517 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
518 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
519 move_destination_operand, movcc_fp_destination_operand,
520 frv_function_symbol_referenced_p, move_source_operand,
521 condexec_dest_operand, condexec_source_operand,
522 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
523 const_unspec_operand, gpr_or_memory_operand,
524 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
525 icc_operand, fcc_operand, cc_operand, icr_operand,
526 fcr_operand, cr_operand, call_operand, sibcall_operand,
527 symbolic_operand, relational_operator,
528 integer_relational_operator, float_relational_operator,
529 ccr_eqne_operator, minmax_operator,
530 condexec_si_binary_operator, condexec_si_media_operator,
531 condexec_si_divide_operator, condexec_si_unary_operator,
532 condexec_sf_conv_operator, condexec_sf_add_operator,
533 condexec_memory_operand, intop_compare_operator, acc_operand,
534 even_acc_operand, quad_acc_operand, accg_operand: Move to
536 * config/frv/frv.h (PREDICATE_CODES): Remove.
537 * config/frv/frv.md: Include predicates.md.
538 * config/frv/predicates.md: New.
540 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
543 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
544 * tree-ssa-loop-ivopts.c: Include langhooks.h.
545 (add_standard_iv_candidates_for_size): New function, extracting code
546 from add_standard_iv_candidates and parameterizing it by type size.
547 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
549 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
551 * system.h (GCOV_SIZE_TYPE): Unposion.
552 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
553 (GCOV_TYPE_SIZE): ...this new macro.
554 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
555 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
556 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
557 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
558 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
559 instead of unsigned_intSI_type_node.
560 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
561 (rtl_gen_one_value_profiler_no_edge_manipulation)
562 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
563 * value-prof.c: Include coverage.h.
565 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
566 Diego Novillo <dnovillo@redhat.com>
568 Fix PR tree-optimization/20703
569 Fix PR tree-optimization/20725
571 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
572 (create_expression_by_pieces): Ditto.
573 (valid_in_set): Ditto. Also handle tcc_declaration.
574 (find_or_generate_expression): Handle comparison class.
575 (insert_into_preds_of_block): Ditto.
577 (create_value_expr_from): Handle comparison class, recursively
578 handle reference nodes.
579 (compute_avail): Handle comparison classes, rewrite a little cleaner.
580 (execute_pre): Fix spacing.
581 (do_fre): Renamed to execute_fre.
583 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
585 * doc/invoke.texi (SPARC options): Document that
586 -mlittle-endian is not supported on Linux either.
588 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
592 * config.gcc (Obsolete configurations): Remove
593 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
594 (sparclite-*-coff*): Delete.
595 (sparclite-*-elf*): Likewise.
596 (sparc86x-*-elf*): Likewise.
597 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
598 * config/sparc/lite.h: Delete.
599 * config/sparc/litecoff.h: Likewise.
600 * config/sparc/liteelf.h: Likewise.
601 * config/sparc/sp86x-elf.h: Likewise.
602 * config/sparc/t-sparclite: Likewise.
603 * config/sparc/t-sp86x: Likewise.
605 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
607 * config/s390/s390-protos.h: (s390_comparison,
608 s390_alc_comparison, s390_slb_comparison, const0_operand,
609 consttable_operand, larl_operand, s_operand,
610 shift_count_operand, bras_sym_operand, load_multiple_operation,
611 store_multiple_operation, s390_plus_operand): Remove prototypes.
612 (s390_legitimate_address_without_index_p): New prototype.
613 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
615 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
616 const0_operand, consttable_operand, larl_operand, s_operand,
617 shift_count_operand, bras_sym_operand, load_multiple_operation,
618 store_multiple_operation, s390_plus_operand): Move to
620 (check_mode): Remove.
621 (s390_branch_condition_mask): Remove 'static'. Move prototype to
623 (s390_legitimate_address_without_index_p): New.
624 * config/s390/s390.h (PREDICATE_CODES): Remove.
625 * config/s390/s390.md: Include predicates.md.
626 * config/s390/predicates.md: New.
628 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
631 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
632 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
633 (NEED_INDICATE_EXEC_STACK): Define to 1.
634 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
635 (NEED_INDICATE_EXEC_STACK): Define to 1.
636 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
637 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
638 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
639 (pic_helper_emitted_p): New global.
640 (emit_pic_helper): New function extracted from...
641 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
642 Do not call emit_pic_helper if delay_pic_helper is true.
643 (sparc_expand_prologue): Pass 'false' to load_pic_register.
644 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
645 (sparc_file_end): New function.
647 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
649 * config/mcore/mcore-protos.h: Remove the prototypes for
650 mcore_arith_reg_operand, mcore_general_movsrc_operand,
651 mcore_general_movdst_operand, mcore_reload_operand,
652 mcore_arith_J_operand, mcore_arith_K_operand,
653 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
654 mcore_arith_K_S_operand, mcore_arith_imm_operand,
655 mcore_arith_any_imm_operand, mcore_arith_O_operand,
656 mcore_literal_K_operand, mcore_addsub_operand,
657 mcore_compare_operand, mcore_load_multiple_operation,
658 mcore_store_multiple_operation, mcore_call_address_operand.
659 Add a prototype for const_ok_for_mcore.
660 * config/mcore/mcore.c (mcore_call_address_operand,
661 mcore_general_movsrc_operand, mcore_general_movdst_operand,
662 mcore_arith_reg_operand, mcore_reload_operand,
663 mcore_arith_J_operand, mcore_arith_K_operand,
664 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
665 mcore_arith_M_operand, mcore_arith_imm_operand,
666 mcore_arith_any_imm_operand, mcore_arith_O_operand,
667 mcore_literal_K_operand, mcore_addsub_operand,
668 mcore_compare_operand, mcore_load_multiple_operation,
669 mcore_store_multiple_operation): Move to predicates.md.
670 (const_ok_for_mcore): Export.
671 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
672 * config/mcore/mcore.md: Include predicates.md.
673 * config/mcore/predicates.md: New.
675 * config/mcore/predicates.md: Fix a comment typo.
677 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
678 Adrian Straetling <straetling@de.ibm.com>
680 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
681 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
682 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
684 ("imul"): Removed from "type" attribute.
685 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
686 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
687 Changed type to imulsi.
688 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
690 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
692 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
693 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
694 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
695 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
696 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
697 (TARGET_SWITCHES, mcore_stack_increment_string)
698 (TARGET_OPTIONS): Delete.
699 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
700 than *_BIT constants.
701 (TARGET_8ALIGN): #undef old definition before redefining to 1.
702 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
703 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
704 (mcore_override_options): Delete mcore_stack_increment code.
705 Change use of M340_BIT to MASK_M340.
706 * config/mcore/mcore.opt: New file.
708 2005-04-04 Ian Lance Taylor <ian@airs.com>
710 * config/arm/arm.c (replace_symbols_in_block): Remove static
713 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
715 * config/fr30/fr30-protos.h: Remove the prototypes for
716 stack_add_operand, add_immediate_operand,
717 high_register_operand, low_register_operand, call_operand,
718 di_operand, and nonimmediate_di_operand.
719 * config/fr30/fr30.c (stack_add_operand,
720 add_immediate_operand, high_register_operand,
721 low_register_operand, call_operand, di_operand,
722 nonimmediate_di_operand): Move to predicates.md.
723 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
724 * config/fr30/fr30.md: Include predicates.md.
725 * config/fr30/predicates.md: New.
727 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
728 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
729 mcore_call_address_operand.
731 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
732 general_movsrc_operand.
734 2005-04-04 Alan Modra <amodra@bigpond.net.au>
736 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
739 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
742 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
745 2005-04-04 Richard Henderson <rth@redhat.com>
746 Jakub Jelinek <jakub@redhat.com>
748 PR rtl-optimization/16104
749 * fold-const.c (fold_unary): Fix folding of vector conversions.
751 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
753 * config.gcc (xstormy16-*-elf): Set extra_options.
754 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
755 * config/stormy16/stormy16.opt: New file.
757 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
759 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
760 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
761 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
762 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
763 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
764 (TARGET_UNIX_ASM): Delete.
765 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
766 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
767 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
768 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
769 * config/pdp11/pdp11.opt: New file.
771 2005-04-03 Roger Sayle <roger@eyesopen.com>
772 Alexandre Oliva <aoliva@redhat.com>
775 * fold-const.c (non_lvalue): Split tests into...
776 (maybe_lvalue_p): New function.
777 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
778 C++ front-end prior to lowering into gimple form.
780 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
783 BUILT_IN_STRNCASECMP): New.
784 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
787 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
790 * arm.md (addsi3_compare0_for_combiner): Delete.
791 (addsi3_compare0_scratch_for_combiner): Delete.
792 (cmpsi_neg_shiftsi): Delete.
793 (compare_negsi_si): New pattern.
794 (cmpsi_negshiftsi_si): New pattern.
795 (negated_cbranchsi4): Restrict to equality_operator.
797 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
800 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
802 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
805 * doc/install.texi: Fix a typo.
807 2005-04-03 Steven Bosscher <stevenb@suse.de>
810 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
811 a computed goto if the edge to the computed goto block has
812 incoming abnormal edges. Clarify how the function works.
814 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
816 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
817 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
818 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
819 hash_scan_set, reg_set_between_after_reload_p,
820 reg_used_between_after_reload_p, get_avail_load_store_reg,
821 eliminate_partially_redundant_load): Likewise.
822 * postreload.c (reload_cse_simplify_set,
823 reload_combine_note_use): Likewise.
824 * predict.c (predict_insn, expected_value_to_br_prob,
825 propagate_freq, expensive_function_p): Likewise.
826 * print-rtl.c (print_rtx): Likewise.
827 * profile.c (instrument_edges, instrument_values,
828 compute_branch_probabilities, branch_prob, union_groups,
829 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
830 * protoize.c (in_system_include_dir, file_could_be_converted,
831 file_normally_convertible, gen_aux_info_file, seek_to_line,
832 do_cleaning): Likewise.
833 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
834 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
835 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
837 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
839 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
840 * modulo-sched.c (undo_replace_buff_elem): New structure.
841 (kernel_number_of_cycles, ps_unschedule_node,
842 undo_generate_reg_moves,free_undo_replace_buff,
843 undo_permute_partial_schedule, loop_single_full_bb_p,
844 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
845 build_loops_structure, get_sched_window): New.
846 (generate_reg_moves): Return undo_replace_buff_elem and other
848 (generate_prolog_epilog): Remove old loop versioning.
849 (sms_schedule): Use loop information and loop_version.
850 (sms_schedule_by_order): Split part of it to get_sched_window.
851 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
852 cfg_layout_finalize and free_dominance_info before/after SMS.
854 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
856 * cfghooks.c (lv_flush_pending_stmts,
857 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
858 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
859 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
860 lv_add_condition_to_bb,
861 lv_adjust_loop_header_phi, extract_cond_bb_edges,
862 flush_pending_stmts): New in cfg_hooks structure.
863 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
864 extract_cond_bb_edges, lv_adjust_loop_header_phi,
865 lv_add_condition_to_bb): New declarations.
866 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
868 (loop_version): Declare.
869 * cfgloopmanip.c (cfghooks.h): Include.
870 (duplicate_loop_to_header_edge): Change return type to bool.
871 (loop_version, lv_adjust_loop_entry_edge): Move here.
872 * cfgrtl.c (cfgloop.h): Include.
873 (rtl_verify_flow_info_1): Fix.
874 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
875 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
877 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
878 tree_lv_add_condition_to_bb): New.
879 (tree_cfg_hooks): Add new hooks to initialization.
880 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
881 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
883 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
885 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
886 xstormy16_below100_or_register,
887 xstormy16_splittable_below100_or_register, and
888 nonimmediate_nonstack_operand.
890 * config/stormy16/stormy16-protos.h: Remove the prototypes for
891 xstormy16_ineqsi_operator, equality_operator,
892 inequality_operator, shift_operator,
893 xstormy16_below100_operand, xstormy16_below100_or_register,
894 xstormy16_splittable_below100_or_register,
895 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
896 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
897 equality_operator, inequality_operator,
898 xstormy16_below100_operand, xstormy16_below100_or_register,
899 xstormy16_splittable_below100_or_register,
900 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
901 nonimmediate_nonstack_operand, shift_operator): Move to
903 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
904 * config/stormy16/stormy16.md: Include predicates.md.
905 * config/stormy16/predicates.md: New.
907 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
909 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
910 small_int, large_int, reg_or_0_operand, simple_memory_operand,
911 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
912 move_operand, power_of_2_operand): Move to predicates.md.
913 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
914 PREDICATE_CODE): Remove.
915 * config/iq2000/iq2000.md: Include predicates.md.
916 * config/iq2000/predicates.md: New.
918 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
920 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
921 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
922 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
923 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
924 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
925 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
926 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
927 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
928 (TARGET_M68HC11): Delete.
929 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
930 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
931 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
932 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
933 (nb_soft_regs): Delete.
934 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
935 (m68hc11_override_options): Remove the code that caters for MASK_M6811
936 and MASK_M6812 being set simultaneously. Change the code that sets
937 the default m68hc11_soft_reg_count to use integers instead of strings.
938 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
939 m68hc11_soft_reg_count (which now has an int type) as the number
941 * config/m68hc11/m68hc11.opt: New file.
943 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
945 * config/fr30/fr30.h (PREDICATE_CODES): Remove
946 fp_displacement_operand, sp_displacement_operand.
948 * config/m68hc11/m68hc11-protos.h: Add a prototype for
950 Remove the prototypes for tst_operand, cmp_operand,
951 stack_register_operand, d_register_operand,
952 hard_addr_reg_operand, splitable_operand,
953 m68hc11_logical_operator, m68hc11_arith_operator,
954 m68hc11_non_shift_operator, m68hc11_shift_operator,
955 m68hc11_unary_operator, m68hc11_eq_compare_operator,
956 non_push_operand, hard_reg_operand, and
957 reg_or_some_mem_operand.
958 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
960 (tst_operand, cmp_operand, non_push_operand,
961 splitable_operand, reg_or_some_mem_operand,
962 stack_register_operand, d_register_operand,
963 hard_addr_reg_operand, hard_reg_operand,
964 m68hc11_eq_compare_operator, m68hc11_logical_operator,
965 m68hc11_arith_operator, m68hc11_non_shift_operator,
966 m68hc11_shift_operator, m68hc11_unary_operator): Move to
968 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
969 * config/m68hc11/m68hc11.md: Include predicates.md.
970 * config/m68hc11/predicates.md: New.
972 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
975 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
976 change checked in along with 2005-03-03's patch for debug/20253.
977 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
978 (remap_decl): Insert type decl in map earlier.
980 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
982 PR tree-optimization/20640
983 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
984 post-dominator if it has phi nodes.
985 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
986 before dead statements.
988 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
991 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
993 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
995 PR rtl-optimization/20290
996 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
997 in every iteration if the entry point is the exit test.
999 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1001 * config/cris/cris.md (attribute "length"): Define.
1003 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1005 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1006 (word_offset_memref_operand): New.
1007 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1008 (indexed_or_indirect_operand): Delete.
1009 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1010 (indexed_or_indirect_operand): Delete.
1012 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1015 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1018 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1019 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1021 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1023 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1025 2005-04-01 Ian Lance Taylor <ian@airs.com>
1027 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1028 (rus, prus): Remove static variables.
1029 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1030 (process_command): Permit report_times and use_pipes together.
1032 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1034 * c-decl.c (validate_proto_after_old_defn): Look at
1035 TYPE_MAIN_VARIANT of argument types.
1037 2005-04-01 Paul Brook <paul@codesourcery.com>
1039 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1040 (arm_output_function_epilogue): Allow call_via_SP.
1041 (thumb_call_via_reg, arm_file_end): Ditto.
1042 * config/arm/arm.h (struct machine_function): Include space for SP.
1043 (thumb_call_via_label): Update declaration.
1045 2005-04-01 Ian Lance Taylor <ian@airs.com>
1047 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1048 doing a peephole optimization, once again put any notes in the
1051 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1053 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1055 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1057 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1058 (block_alloc, find_free_reg): Likewise.
1059 * loop-doloop.c (doloop_modify): Likewise.
1060 * loop-invariant.c (record_use): Likewise.
1061 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1062 get_iv_value, canon_condition, eliminate_implied_condition,
1063 eliminate_implied_condition, simplify_using_initial_values,
1064 shorten_into_mode, canonicalize_iv_subregs,
1065 iv_number_of_iterations): Likewise.
1066 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1067 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1068 unswitch_loop): Likewise.
1069 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1070 move_movables, replace_call_address, find_and_verify_loops,
1071 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1072 record_giv, final_giv_value, general_induction_var,
1073 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1074 loop_giv_dump): Likewise.
1076 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1077 GCOV_CHECK_WRITING): Remove.
1078 (gcov_position, gcov_rewrite): Use gcc_assert.
1079 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1080 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1081 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1084 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1086 * tree-inline.c: Fix a typo.
1088 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1090 * configure.ac (enable-checking): Explicitly set all variables for
1091 collective switch values. Alphabetize variables. Rename
1092 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1094 * doc/install.texi (enable-checking): Update documentation.
1095 * configure: Rebuilt.
1097 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1099 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1102 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1104 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1105 Also reject cases where this pattern will cause load delay stalls
1106 unless optimizing for size and it will produce a shorter sequence.
1107 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1108 variants to avoid pre-adjusting the base when possible.
1110 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1112 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1113 the frame and argument pointers.
1114 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1115 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1116 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1117 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1118 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1119 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1121 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1123 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1124 with entry for selectany attribute.
1125 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1127 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1128 (i386_pe_asm_named_section): Handle sections generated by
1129 selectany attribute.
1130 * doc/extend.texi (selectany): Document attribute.
1132 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1133 Jan Hubicka <jh@suse.cz>
1135 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1136 to fix addresses involving EBP and ESP.
1137 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1138 for SUBREGed registers.
1139 (legitimate_address_p): Accept SUBREGed registers.
1141 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1144 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1145 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1148 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1150 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1152 2005-04-01 James E Wilson <wilson@specifixinc.com>
1155 * dwarf2out.c (rtl_for_decl_init): New function.
1156 (rtl_for_decl_location): Extracted from here.
1157 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1158 add_const_value_attribute. Delete initializer_constant_valid_p call.
1160 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1162 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1163 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1164 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1165 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1166 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1167 config/i386/i386.md, config/rs6000/predicates.md,
1168 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1169 config/s390/s390.c, config/stormy16/stormy16.c,
1170 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1173 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1176 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1177 COND_EXPR and CALL_EXPR.
1179 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1182 * genautomata.c (first_cycle_unit_presence): Check all alternative
1183 states for unit presence.
1185 * doc/md.texi: Remove remark about impossibility to query unit
1186 presence in non nondeterministic automaton state.
1188 * config/ia64/ia64.c (get_template): Change order of unit querying.
1190 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1192 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1195 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1197 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1198 flag for edges outside any loops.
1200 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1202 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1204 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1206 * tree-ssa-alias.c: Follow spelling conventions.
1207 * doc/tree-ssa.texi: Fix a typo.
1209 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1211 * postreload-gcse.c: Include target.h.
1212 (gcse_after_reload_main): Return early if we cannot modify jumps.
1213 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1215 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1217 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1218 expensive operations.
1220 2005-03-31 Ian Lance Taylor <ian@airs.com>
1222 * collect2.c (lderrout): New variable.
1223 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1224 if it is set, to stderr.
1225 (handler): Unlink lderrout if it is set.
1226 (dump_file): Add "to" parameter. Change all callers.
1227 (main): Initialize lderrout.
1228 (collect_execute): Add errname parameter. Change all callers.
1229 Rename redir parameter to outname. Never pass
1230 PEX_STDERR_TO_STDOUT to pex_run.
1231 * collect2.h (collect_execute, dump_file): Update declarations.
1232 * tlink.c (tlink_execute): Add errname parameter. Change all
1234 (do_tlink): Check lderrout as well as ldout.
1236 2005-03-31 Caroline Tice <ctice@apple.com>
1238 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1239 (bb-reorder.o): Add errors.h to list of requirements.
1240 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1241 profiledbootstrap flags.
1242 * bb-reorder.c (errors.h): Add new include.
1243 (struct bbro_basic_block_data_def): Add new field, in_trace.
1244 (add_unlikely_executed_notes): Remove function.
1245 (mark_bb_for_unlikely_executed_section): Remove function.
1246 (insert_section_boundary_note): New function.
1247 (verify_hot_cold_block_grouping): New function.
1248 (push_to_next_round_p): Remove variables and tests that push all
1249 cold blocks to last round.
1250 (find_traces): Remove code that added extra round of trace finding
1251 when doing partitioning.
1252 (find_traces_1_round) : Remove variable last_round; add code to
1253 update new struct field, in_trace; correct trace_length where it was
1254 incorrect before (after call to copy_bb); change code that pushed all
1255 cold blocks to last round. Instead verify that all blocks going into
1256 a trace belong in the same partition.
1257 (connect_traces): Modify to connect the traces in two passes, if the
1258 function contains both hot and cold blocks. The first pass connects
1259 all the traces for blocks in the partition that the first block in
1260 the function belongs to; the second pass connnects all the traces
1261 containing blocks that belong in the other partition.
1262 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1263 code that automatically put the first block in a function into the
1264 hot partition if the function had any hot blocks.
1265 (fix_crossing_unconditional_branches): Check number of succ edges
1266 before attempting to get one.
1267 (fix_edges_for_rarely_executed_code): Update comment describing
1269 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1270 remove call to add_unlikely_executed_notes; add call to
1271 verify_hot_cold_block_grouping.
1272 (duplicate_computed_gotos): Don't change computed goto if it's a
1274 (partition_hot_cold_basic_blocks): Update function comment.
1275 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1277 (try_forward_edges): Likewise.
1278 (merge_blocks_move_predecessor_nojumps): Likewise.
1279 (merge_blocks_move_successor_nojumps): Likewise.
1280 (merge_blocks_move): Likewise.
1281 (try_crossjump_bb): Likewise.
1282 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1283 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1284 notes to cold bb's; remove call to update_unlikely_executed_notes.
1285 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1286 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1287 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1288 function declaration.
1289 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1291 (rtl_can_merge_blocks): Remove redundancy from condition.
1292 (try_redirect_by_replacing_jump): Likewise.
1293 (force_nonfallthru_and_redirect): Remove code for adding
1294 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1295 (commit_one_edge_insertion): Likewise.
1296 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1297 * dbxout.c (FORCE_TEXT): Replace function_section with
1298 current_function_section.
1299 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1300 function, switch_text_section.
1301 (struct xcoff_debug): Likewise.
1302 (dbxout_function_end): Add code to put out label diffs for both
1303 hot and cold sections.
1304 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1305 for new debug_hooks funciton, switch_text_section..
1306 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1307 switch_text_section.
1308 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1309 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1310 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1311 dw_fde_switched_sections.
1312 (output_call_frame_info): Add test to see if function switches text
1313 sections in the middle; if so, use appropriate extra hot and cold
1314 section labels to compute size deltas for the hot and cold sections.
1315 (dwarf2out_begin_prologue): Add code to initialize new fields in
1317 (dwarf2out_switch_text_section): New function (invoked through
1318 debug_hook); updates new fields in dw_fde_struct appropriately and
1319 increments separate_line_info_table_in_use.
1320 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1321 dwarf2out_switch_text_section.
1322 (struct var_loc_node): Add new field, section_label.
1323 (output_aranges): Add code to check whether in hot or cold section and
1324 use the appropriate label in calculating deltas.
1325 (output_ranges): Likewise.
1326 (output_line_info): Add code to check which section we're in and
1327 use appropriate hot/cold label.
1328 (add_location_or_constant_value_attribute): Likewise.
1329 (gen_subprogam_die): Modify arange attributes to use correct labels.
1330 (dwarf2out_begin_block): Change call to function_section into call to
1331 current_function_section.
1332 (dwarf2out_end_block): Likewise.
1333 (dwarf2out_source_line): Likewise.
1334 (dwarf2out_var_location): Add code to check whether in hot or cold
1335 section and use the appropriate label.
1336 * except.c (output_function_exception_table): Change call to
1337 function_section into call to current_function_section.
1338 * final.c (profile_function): Likewise.
1339 (scan_ahead_for_unlikely_executed_note): Remove function.
1340 (final_scan_insn): Remove calls to
1341 scan_ahead_for_unlikely_executed_note, and related code for switching
1342 to cold section, except for the single time
1343 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1344 debug_hooks->switch_text_sections; replace appropriate calls to
1345 function_section with calls to current_function_section.
1346 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1347 test_bb to condition.
1348 (find_if_case_2): Likewise.
1349 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1350 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1351 * opts.c (decode_options): Change warning about hot/cold partitioning
1352 with exceptionss to inform (so as not to cause bootstrap failures);
1353 remove warning about partitioning with DWARF debug info.
1354 * output.h (current_function_section): Add new function decl.
1355 (insert_section_boundary_note): Likewise.
1356 (enum in_section): Move this declaration here from varasm.c.
1357 (unlikely_section_label): Likewise.
1358 (unlikely_text_section_name): Likewise.
1359 (last_text_section_name): New global variable.
1360 (last_text_section): Likewise.
1361 (hot_section_label): Likewise.
1362 (hot_section_end_label): Likewise.
1363 (cold_section_end_label): Likewise.
1364 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1365 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1366 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1367 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1368 insn from consideration.
1369 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1370 switch_text_section.
1371 * varasm.c (basic-block.h): Add new include.
1372 (unlikely_section_label_printed): Remove global variable.
1373 (unlikely_section_label): Make global variable not be static any more.
1374 (unlikely_text_section_name): Likewise.
1375 (hot_section_end_label): New global variable (not static)
1376 (first_function_block_is_cold): Likewise.
1377 (hot_section_label): Likewise.
1378 (cold_section_end_label): Likewise..
1379 (last_text_section): New global variable, not static.
1380 (last_text_section_name): New global variable, not static.
1381 (initialize_cold_section_name): New function.
1382 (enum in_section): Move declaration to output.h.
1383 (text_section): Update last_text_section.
1384 (unlikely_text_section): Replace code to determine cold section name
1385 with call to initialize_cold_section_name; Add code to update
1386 last_text_section; remove code for printing out label.
1387 (named_section_real): Add code to update last_text_section and
1388 last_text_section_name as appropriate.
1389 (function_section): Change test for 'unlikely' to depend on
1390 first_function_block_is_cold (moved old test to
1391 current_function_section).
1392 (current_function_section): New function.
1393 (assemble_start_function): Move code that frees
1394 unlikely_text_section_name; initialize hot_section_end_label;
1395 print hot and cold section labels at the start of the function;
1396 set first_function_block_is_cold, if appropriate; initialize l
1397 ast_text_section; add call to insert_section_boundary_note.
1398 (assemble_end_function): Add code to write out hot and cold section
1400 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1401 switch_text_section.
1402 * config/darwin.c (machopic_select_section): Replace incorrect
1403 function in base_funs; update reloc for cold sections if necessary.
1404 * config/darwin.h (SECTION_FUNCTION): Add code to update
1405 last_text_section if appropriate.
1406 (text_unlikely_section): Remove.
1407 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1408 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1409 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1410 partitioning for this architecture.
1412 2005-03-31 Olivier Hainque <hainque@adacore.com>
1414 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1415 defined and non-zero.
1417 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1420 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1423 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1426 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1427 label operand. Remove (use (unspec..)). Don't emit a label on
1429 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1430 generate inline label for load_toc_v4_PIC_1b.
1431 (rs6000_emit_load_toc_table): Likewise.
1433 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1435 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1436 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1438 2005-03-29 Devang Patel <dpatel@apple.com>
1440 * tree-sra.c (decide_block_copy): Disable scalarization of
1443 2005-03-30 Stuart Hastings <stuart@apple.com>
1444 Dale Johannesen <dalej@apple.com>
1446 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1447 * print-tree.c (print_node): Add case STATEMENT_LIST.
1449 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1451 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1452 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1453 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1454 is given with "powerpc64*" or "all", or when --with-cpu chooses
1457 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1460 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1461 gen_lexical_block_die.
1462 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1464 2005-03-31 Jan Hubicka <jh@suse.cz>
1466 2004-11-02 Jan Hubicka <jh@suse.cz>
1468 * cgraph.c (cgraph_varpool_node_name): New function.
1469 (dump_cgraph_varpool_node): New function.
1470 (dump_varpool): New function.
1471 * cgraphunit.c (cgraph_optimize): Dump varpool.
1473 2004-10-16 Jan Hubicka <jh@suse.cz>
1475 * cgraph.c (decide_is_variable_needed): New function.
1476 (cgraph_varpool_finalize_decl): Use it.
1477 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1479 * final.c (output_addr_const): Do not call mark_referenced.
1480 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1481 always go via cgraph.
1482 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1483 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1484 * tree-optimize.c (execute_inline): Mark functions called.
1485 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1487 2004-10-11 Jan Hubicka <jh@suse.cz>
1489 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1490 (cgraph_varpool_last_needed_node): New static variable.
1491 (enqueue_needed_varpool_node): Break out from ...; add items to the
1492 end of queue; update first pointers.
1493 (cgraph_varpool_mark_needed_node): ... here.
1494 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1495 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1496 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1497 (cgraph_varpool_first_unanalyzed_node): Declare.
1498 * cgraphunit.c: Include output.h.
1499 (cgraph_varpool_analyze_pending_decls): New function.
1500 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1501 for errors, analyze pending decls.
1502 (cgraph_finalize_compilation_unit): Only analyze decls.
1503 (cgraph_optimize): Assemble the decls after expanding.
1505 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1507 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1508 subvars get marked properly in tags for grouping.
1509 (add_pointed_to_var): Mark only actual pointed to
1510 variables/subvars in addresses needed.
1511 (create_overlap_variables_for): Clear call clobbered on original
1513 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1514 addresable vars with subvars into list.
1515 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1518 2005-03-30 Richard Henderson <rth@redhat.com>
1520 * cgraph.h (struct cgraph_node): Add alias.
1521 * varasm.c (assemble_alias): Set it.
1522 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1523 avoid calling cgraph_expand_function.
1525 2005-03-30 Tom Tromey <tromey@redhat.com>
1527 * tree.def (FILE_TYPE): Removed.
1528 * typeclass.h (enum type_class): Removed file_type_class.
1529 * dwarf2out.c (is_base_type): Updated.
1530 (gen_type_die): Likewise.
1531 * dbxout.c (dbxout_type): Updated.
1532 * builtins.c (type_to_class): Updated.
1533 * tree.c (type_contains_placeholder_1): Updated.
1534 * config/sparc/sparc.c (sparc_type_code): Updated.
1535 * config/ia64/ia64.c (hfa_element_mode): Updated.
1536 * expr.c (count_type_elements): Updated.
1537 * stor-layout.c (layout_type): Updated.
1538 * tree-inline.c (remap_type): Updated.
1539 * tree-pretty-print.c (dump_generic_node): Updated.
1541 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1543 * builtins.c (expand_builtin_powi): Fix mode of
1544 2nd argument to match int.
1545 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1546 2nd argument type to int.
1547 * libgcc2.c: Change prototype of __powi* functions to use
1550 2005-03-30 Dale Johannesen <dalej@apple.com>
1553 * calls.c (expand_call): Flush pending deferrals before
1556 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1560 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1561 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1562 c_label_context, label_context_stack): New.
1563 * c-decl.c (define_label): Check for jumps into statement
1564 expressions. Add label to list of defined labels.
1565 (start_function): Push context on label_context_stack.
1566 (finish_function): Pop context from label_context_stack.
1567 * c-typeck.c (label_context_stack): New.
1568 (c_finish_goto_label): Check for jumps into statement
1569 expressions. Add label to list of jumped to labels.
1570 (struct c_switch): Add blocked_stmt_expr.
1571 (c_start_case): Initialize it.
1572 (do_case): Check it.
1573 (c_finish_case): Verify !blocked_stmt_expr.
1574 (c_begin_stmt_expr): Push context on label_context_stack.
1575 Increment blocked_stmt_expr. Mark labels jumped to from outside
1577 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1578 defined in the statement expression and no longer jumpable to.
1579 Mark labels jumped to from just outside the statement expression
1580 as again definable. Pop context from label_context_stack.
1581 * doc/extend.texi (Statement Exprs): Update.
1583 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1586 * c-decl.c (start_function): Check for old_decl being
1589 2005-03-30 Ian Lance Taylor <ian@airs.com>
1591 * final.c (final): Remove prescan parameter. Change all callers.
1592 (final_scan_insn): Remove prescan parameter. Change all callers.
1594 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1596 * tree-vectorizer.c: Fix comment typos.
1598 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1600 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1601 as soon as a chrec_dont_know is detected.
1603 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1605 Merge from csl-arm-branch.
1606 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1608 * tlink.c (recompile_files): Do not assume that "rename" can
1609 overwrite an existing file.
1611 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1613 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1614 * gcc/configure: Regenerate.
1616 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1618 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1620 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1622 * calls.c (struct arg_data): Update "partial" comment.
1623 (load_register_parameters): Update "nregs" comment.
1625 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1627 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1628 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1629 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1630 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1631 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1632 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1633 than target_flags & 0.
1634 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1635 (iq2000_arch, iq2000_parse_cpu): Delete.
1636 (TARGET_HANDLE_OPTION): Override default.
1637 (iq2000_handle_option): New function.
1638 (override_options): Remove -march= and -mcpu= handling.
1639 * config/iq2000/iq2000.opt: New file.
1641 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1643 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1644 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1645 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1646 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1647 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1648 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1649 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1650 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1651 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1652 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1653 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1654 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1655 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1656 (TARGET_OPTIONS): Delete.
1657 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1658 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1659 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1660 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1661 (c4x_cpu_version_string): Delete.
1662 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1663 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1664 equivalent -mcpu= option.
1665 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1666 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1667 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1668 or clearing the appropriate MASK_* bit.
1669 (c4x_file_start): Use c4x_cpu_version.
1670 * config/c4x/c4x.opt: New file.
1672 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1674 * doc/options.texi: Document the new MaskExists flag.
1675 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1676 if the option has the MaskExists flag.
1678 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1680 * opt-functions.awk (flag_set_p, test_flag): New functions.
1681 (switch_flags): Use them.
1682 * opth-gen.awk: Use flag_set_p to check for flags.
1683 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1685 2005-03-30 Ian Lance Taylor <ian@airs.com>
1687 * config.host (i[34567]86-*-mingw32*): Don't set
1688 host_can_use_collect2 to no.
1690 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1693 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1694 Remove convert_memory_address call duplicating that in memory_address.
1696 2005-03-29 Richard Henderson <rth@redhat.com>
1699 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1700 (build_compound_literal): Likewise. Propagate decl type into the
1702 (finish_decl): Likewise. Use new return value from complete_array_type
1703 for zero sized arrays.
1704 (complete_array_type): Move ...
1705 * c-common.c (complete_array_type): ... here. Change first argument
1706 to pointer-to-type-node. Consistently use sizetype for the index
1707 except for zero sized arrays. Detect zero sized arrays for pedantic
1708 mode diagnostics. Create a new type node instead of modifying the
1710 * c-tree.h (complete_array_type): Move decl ...
1711 * c-common.h (complete_array_type): ... here.
1713 2005-03-29 Richard Henderson <rth@redhat.com>
1716 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1718 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1720 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1721 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1722 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1723 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1725 2005-03-29 Eric Christopher <echristo@redhat.com>
1727 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1728 truthvalue conversion removal.
1730 2005-03-29 Ian Lance Taylor <ian@airs.com>
1733 * collect2.c: Never include <vfork.h>.
1734 (VFORK_STRING, vfork): Don't define.
1735 (pid): Remove global variable.
1736 (handler): Call raise instead of kill (getpid(), ...).
1737 (collect_wait): Add pex parameter. Change all callers. Use
1738 pex_get_status rather than pwait.
1739 (do_wait): Add pex parameter. Change all callers.
1740 (collect_execute): Return struct pex_obj * rather than void. Use
1741 pex routines rather than pexecute.
1742 (fork_execute): Get pex_obj from collect_execute, and pass it to
1744 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1745 Only declare quit_handler if SIGQUIT is defined.
1746 (scan_libraries): Likewise.
1747 * collect2.h (collect_execute): Update declaration.
1748 (collect_wait): Update declaration.
1749 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1750 pass it to collect_wait.
1752 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1755 * c-parser.c (c_parser_compound_statement_nostart): Give error
1756 message for EOF instead of just setting parser->error.
1758 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1760 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1761 (slpeel_update_phi_nodes_for_guard1): New function.
1762 (slpeel_update_phi_nodes_for_guard2): New function.
1763 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1764 of slpeel_update_phi_nodes_for_guard.
1765 (vectorize_loops): Remove call to loop_closed_rewrite.
1766 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1769 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1771 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1772 (TARGET_LITTLE_ENDIAN): New macro.
1773 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1774 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1775 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1776 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1777 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1778 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1779 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1780 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1781 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1782 (TARGET_OPTIONS): Delete.
1783 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1784 (CACHE_FLUSH_TRAP): Turn into an integer.
1785 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1786 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1787 -mflush-trap is in use.
1788 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1789 (m32r_cache_flush_trap_string): Delete.
1790 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1791 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1792 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1793 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1794 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1795 -mmodel= and -msdata= handling from...
1796 (m32r_init): ...here.
1797 * config/m32r/m32r.opt: New file.
1799 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1801 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1802 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1803 * tree-vect-analyze.c (vect_object_analysis): additional parm
1804 pass back a "struct ptr_info_def *" with the points-to info.
1805 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1806 statement using info returned from vect_object_analysis.
1807 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1808 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1809 for virtual uses and defs when creating a replacement vector
1810 reference. Call duplicate_ssa_name_ptr_info to define points-to
1811 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1812 (vectorizable_store): copy_virtual_operands and update
1813 definition statements.
1814 (vectorizable_load): copy_virtual_operands. Remove call to
1815 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1816 * tree-vectorizer.c (vectorize_loops): Remove calls to
1817 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1818 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1819 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1820 define macro STMT_VINFO_PTR_INFO for use in accessing.
1821 * tree.h add export of duplicate_ssa_name_ptr_info.
1822 * rs6000.c (altivec_init_builtins): Declare builtin function
1823 __builtin_altivec_mask_for_load to be "const".
1825 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1828 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1829 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1830 assemble_variable on aliases.
1831 * varasm.c (assemble_alias): Set node->alias.
1832 * toplev.c (wrapup_global_declarations): Don't call
1833 rest_of_decl_compilation on aliases again.
1835 2005-03-29 Paul Brook <paul@codesourcery.com>
1837 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1838 * config/arm/arm.c (arm_dbx_register_number): New function.
1839 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1841 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1844 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1845 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1847 2005-03-29 Dale Johannesen <dalej@apple.com>
1849 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1850 $(TREE_H) and $(COVERAGE_H).
1851 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1852 * opts.c (common_handle_option): Enable tree-based value transforms.
1853 * toplev.c (process_options): Ditto.
1854 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1855 refers to references to this type.
1856 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1857 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1858 for may_be_more, may_be_less.
1859 (rtl_gen_pow2_profiler): Adjust.
1860 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1861 (rtl_gen_one_value_profiler): Adjust.
1862 (rtl_gen_const_delta_profiler): Adjust.
1863 * tree-profile.c (tree_gen_interval_profiler): Implement.
1864 (tree_gen_pow2_profiler): Ditto.
1865 (tree_gen_one_value_profiler): Ditto.
1866 (tree_profiling): New.
1867 (pass_tree_profile): Reference it.
1868 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1870 (insn_divmod_values_to_profile): Rename to
1871 rtl_divmod_values_to_profile. Adjust.
1872 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1873 (insn_prefetch_values_to_profile): Adjust.
1874 (rtl_value_profile_transformations): Adjust.
1875 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1876 (gen_mod_pow2): Rename to rtl_mod_pow2.
1877 (gen_mod_subtract): Rename to rtl_mod_subtract.
1878 (divmod_fixed_value_transform): Rename to
1879 rtl_divmod_fixed_value_transform.
1880 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1881 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1882 (rtl_find_values_to_profile): Adjust.
1883 (tree_value_profile_transformations): Implement.
1884 (tree_divmod_values_to_profile): New.
1885 (tree_values_to_profile): New.
1886 (tree_divmod_fixed_value): New.
1887 (tree_mod_pow2): New.
1888 (tree_mod_subtract): New.
1889 (tree_divmod_fixed_value_transform): New.
1890 (tree_mod_pow2_value_transform): New.
1891 (tree_mod_subtract_transform): New.
1892 (tree_find_values_to_profile): Implement.
1893 * profile.c (instrument_values): Free histograms.
1894 (compute_value_histograms): Adjust. Implement tree version.
1896 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1898 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1899 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1900 variable. Output "fldcw" depending on round_mode.
1901 * config/i386/i386.md (UNSPEC_FIST): New.
1902 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1903 New isns patterns to implement lrint and llrint built-ins as x87
1905 (fistdi2, fist<mode>2 splitters): New splitters.
1906 (lrint<mode>2): New expanders.
1908 2005-03-28 Ian Lance Taylor <ian@airs.com>
1910 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1911 0 when calling final_scan_insn.
1913 2005-03-28 Jan Hubicka <jh@suse.cz>
1916 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1919 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1920 types where possible.
1922 2005-03-26 Per Bothner <per@bothner.com>
1924 Make -f[no-]show-column also control non-cpp diagnostics.
1925 * c.opt (fshow-column): Move option from here ...
1926 * common.opt (fshow-column): ... to here.
1927 * diagnostic.c (diagnostic_build_prefix): Only print column number
1928 if flag_show_column.
1930 2005-03-27 Steven Bosscher <stevenb@suse.de>
1932 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1933 vax_output_conditional_branch): New prototypes.
1934 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1935 extracted from vax.md mov and add patterns.
1936 (vax_output_conditional_branch): New function to output conditional
1937 branch instructions.
1938 * vax.md: Use mode macros for arithmetic and mov patterns.
1939 Use code macros for the jump patterns.
1941 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1943 * Makefile.in (libbackend.o): Depend on version files;
1944 add custom generation command.
1946 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1949 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1950 sure that we have a REG before getting its REGNO.
1952 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1954 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1955 * builtins.def (BUILT_IN_STRNDUP): New.
1957 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1959 PR tree-optimization/20470
1960 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1963 2005-03-25 Mike Stump <mrs@apple.com>
1965 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1968 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1970 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1971 Use our own structure definitions.
1973 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1974 (fix_truncdfsi2): Allow registers or memory as destination.
1975 When TARGET_PPC_GFXOPT, generate simplified pattern.
1976 (fix_truncdfsi2_internal): Use define_insn_and_split.
1977 (fix_truncdfsi2_internal_gfxopt): New.
1978 (fctiwz): Don't confuse register allocation by giving it no choices.
1980 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1981 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1982 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1983 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1985 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1987 * dominance.c (free_dominance_info): Speed up by freeing et
1988 data structures without maintaining other nodes.
1989 * et-forest.c (et_free_tree_force): New.
1990 * et-forest.h: Add a prototype for et_free_tree_force.
1992 * tree.c (get_set_constructor_bits,
1993 get_set_constructor_bytes): Remove.
1994 * tree.h: Remove the corresponding prototypes.
1996 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1999 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2000 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2001 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2002 PRE_DEC, NEG and NOT.
2004 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2006 * fold-const.c: Convert uses of fold (build (...)) to
2009 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2011 PR rtl-optimization/20249
2012 * cse.c (insert_regs): Do not record equivalence of registers in
2015 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2017 * emit-rtl.c (reverse_comparison): Remove.
2018 * rtl.h: Remove the corresponding prototype.
2020 2005-03-24 James E Wilson <wilson@specifixinc.com>
2022 * doc/install.texi (--enable-altivec): Delete docs.
2024 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2026 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2027 SFmode and DFmode before reload when
2028 flag_unsafe_math_optimizations not enabled.
2030 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2032 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2034 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2035 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2037 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2039 * configure.ac (enable-checking): Add 'runtime' option.
2040 * doc/install.texi (enable-checking): Document 'runtime' checking.
2041 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2042 * config.in: Regenerated.
2043 * configure: Regenerated.
2045 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2047 * optabs.h (enum optab_index): Remove OTI_llrint.
2048 (llrint_optab): Remove macro.
2049 * optabs.c (init_optabs): Remove llrint_optab initialization.
2050 * genopinit.c (optabs): Remove llrint_optab implementation.
2051 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2054 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2056 PR rtl-optimization/20532
2057 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2058 overflow when adding coefficients for PLUS or MINUS.
2059 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2062 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2064 * langhooks.h (truthvalue_conversion): Remove.
2065 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2066 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2067 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2068 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2069 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2071 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2073 * params.def: Fix a typo.
2074 * config/mips/mips.c: Follow the spelling convensions.
2075 * doc/invoke.texi: Fix typos.
2077 2005-03-18 Dale Johannese <dalej@apple.com>
2079 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2081 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2083 Fix PR tree-optimization/20601
2085 * tree-ssa-pre.c (insert_aux): Add missing condition to
2088 2005-03-23 Ian Lance Taylor <ian@airs.com>
2090 * final.c (final_scan_insn): Don't remove no-op instructions.
2091 * reload1.c (reload): Remove simple no-op instructions even when
2094 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2096 PR tree-optimization/20501
2097 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2098 reporting that peeling for alignment is applied moved to...
2099 * (vect_analyze_data_refs_alignment): Here.
2101 2005-03-23 Ian Lance Taylor <ian@airs.com>
2103 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2105 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2107 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2108 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2110 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2112 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2113 imply that this is called once, independent of asms in code.
2114 Adjust to now being pased output and input lists. Mention helper
2115 function decl_overlaps_hard_reg_set_p.
2116 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2117 hook_tree_tree_identity and to take three trees, returning third.
2118 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2120 * stmt.c: include hard-reg-set.h before tree.h.
2121 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2122 (decl_conflicts_with_clobbers_p): Call
2123 decl_overlaps_hard_reg_set_p.
2124 (expand_asm_operands): Pass output and input lists in call to
2125 targetm.md_asm_clobbers.
2126 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2127 hook_tree_tree_tree_tree_3rd_identity.
2128 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2130 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2131 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2132 parameters, first two unused.
2133 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2134 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2135 in constraint letters and MOF is not mentioned as a asm-declared
2136 register in neither of the input and output lists.
2138 2005-03-23 DJ Delorie <dj@redhat.com>
2140 * optabs.c (expand_binop): Make sure the first subword's result
2143 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2145 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2146 Call c_common_truthvalue_conversion rather than
2147 lang_hooks.truthvalue_conversion.
2148 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2149 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2151 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2152 c_common_truthvalue_conversion.
2153 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2154 c_parser_conditional_expression, c_parser_binary_expression): Call
2155 c_objc_common_truthvalue_conversion.
2156 * c-typeck.c (build_unary_op): Call
2157 c_objc_common_truthvalue_conversion.
2158 (build_conditional_expr): Do not call
2159 lang_hooks.truthvalue_conversion.
2160 (build_binary_op): Call c_common_truthvalue_conversion.
2161 (c_objc_common_truthvalue_conversion): Moved from
2162 c-objc-common.c. Call default_function_array_conversion instead
2163 of default_conversion.
2165 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2167 * c-common.h (default_conversion): Remove.
2168 (perform_integral_promotions): Add.
2169 * c-tree.h (default_conversion): Add.
2170 * c-typeck.c (perform_integral_promotions): New, split out from
2172 * c-common.c (check_case_value): Use perform_integral_promotions,
2173 not default_conversion.
2174 (c_add_case_label): Don't continue processing case label after
2175 found to be pointer.
2177 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2179 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2180 the prefix list if we have already added a multilib directory
2182 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2185 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2187 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2189 * reload.h: Remove the prototype for indirect_symref_ok.
2191 * reload1.c (indirect_symref_ok): Make it global.
2192 * reload.h: Add a prototype for indirect_symref_ok.
2194 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2196 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2199 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2201 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2203 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2205 * c-opts.c (c_common_parse_file): Only start/end main source file
2206 if debug hooks says the writer wants it.
2207 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2209 (xcoff_debug_hooks): Ditto.
2210 * debug.c (do_nothing_hooks): Ditto.
2211 * debug.h (gcc_debug_hooks): Ditto.
2212 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2213 * sdbout.c (sdb_debug_hooks): Ditto.
2214 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2216 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2218 * doc/extend.texi: Deprecate C++ min/max operators.
2220 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2222 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2223 artificial original candidates.
2225 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2226 Jan Hubicka <jh@suse.cz>
2227 Steven Bosscher <stevenb@suse.de>
2229 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2230 call cost based on argument sizes.
2231 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2233 * params.def: (max-inline-inssn-single): Set to 450.
2234 (max-inline-insns-auto): Set to 90.
2235 (max-inline-insns-recursive): Set to 450
2236 (max-inline-insns-recursive-auto): Set to 450.
2237 (large-function-insns): Set to 2700.
2238 (inline-call-cost): New parameter.
2239 * tree-inline.c (estimate_move_cost): New function.
2240 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2241 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2243 * tree-inline.h (estimate_move_cost): Declare.
2244 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2245 (max-inline-insns-auto): Change default to 90.
2246 (max-inline-insns-recursive): Change default to 450
2247 (max-inline-insns-recursive-auto): Change default to 450.
2248 (large-function-insns): Change default to 2700.
2249 (inline-call-cost): Document new parameter.
2251 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2253 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2254 (TARGET_DEFAULT): Delete.
2255 * config/i860/i860.opt: New file.
2257 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2259 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2260 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2261 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2262 (frv_sched_lookahead): Delete.
2263 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2264 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2265 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2266 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2267 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2268 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2269 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2270 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2271 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2272 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2273 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2274 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2275 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2276 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2277 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2278 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2279 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2280 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2281 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2282 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2283 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2284 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2285 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2286 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2287 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2288 (frv_sched_lookahead): Delete.
2289 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2290 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2291 (frv_handle_option): New function. Move -mcpu= handling from...
2292 (frv_override_options): ...here. Remove handling of other
2294 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2295 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2296 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2297 and TARGET_NO_MULTI_CE.
2298 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2299 !TARGET_VLIW_BRANCH.
2300 * config/frv/frv.opt: New file.
2302 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2304 * fold-const.c (fold_ternary): Take decomposed arguments of
2306 (fold): Update a call to fold_ternary.
2308 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2309 * tree.h: Add corresponding prototypes.
2311 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2314 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2315 between jump table and its label.
2316 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2317 resp. ADDR_DIFF_VEC and the label preceeding it.
2318 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2319 is emitted in the right section.
2321 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2323 * fold-const.c (fold_unary, fold_binary): Update comments
2326 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2328 PR rtl-optimization/20527
2329 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2330 REG_INC note, test that the register also isn't mentioned in PRED
2333 2005-03-22 Ben Elliston <bje@au.ibm.com>
2335 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2338 2005-03-21 Mike Stump <mrs@apple.com>
2340 * varasm.c (default_assemble_visibility): Remove extra ().
2342 2005-03-21 Roger Sayle <roger@eyesopen.com>
2345 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2346 to determine whether a block can be duplicated, rather than test
2347 whether the block contains noncopyable insns ourselves.
2349 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2351 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2354 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2356 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2358 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2360 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2361 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2362 * config/fr30/fr30.opt: New file.
2364 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2366 Fix PR tree-optimization/20542
2368 * tree-flow-inline.h (overlap_subvar): Move to here.
2369 * tree-ssa-operands.c: From here.
2370 * tree-flow.h (overlap_subvar): Declare.
2371 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2372 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2373 for variables with subvars.
2375 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2378 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2379 * modulo-sched.c (const_iteration_count): Return on NULL
2381 (print_node_sched_params): Return on NULL dump_file.
2382 (generate_reg_moves): Handle reg-anti dependencies and disregard
2383 closing branch when generating register moves.
2384 (sms_schedule): Mark the SMSed block dirty.
2385 * passes.c (rest_of_handle_sms): Call update_life_info for all
2387 * testsuite/gcc.dg/20050321-1.c: New test.
2389 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2391 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2392 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2393 movqi_internal): Likewise.
2395 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2397 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2398 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2399 xtensa_b4const): Delete prototypes.
2400 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2401 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2402 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2403 xtensa_extra_constraint): New prototypes.
2404 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2405 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2406 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2407 move_operand, const_float_1_operand, fpmem_offset_operand,
2408 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2409 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2410 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2411 argument type to HOST_WIDE_INT.
2412 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2413 xtensa_mask_immediate): Likewise.
2414 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2415 Likewise. Also make these functions static.
2416 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2417 (xtensa_const_ok_for_letter_p): New.
2418 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2419 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2420 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2421 move_operand, const_float_1_operand, fpmem_offset_operand,
2422 branch_operator, ubranch_operator, boolean_operator): Move to
2424 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2425 (xtensa_mem_offset): Change return type to bool.
2426 (xtensa_extra_constraint): New.
2427 (gen_int_relational): Update type of const_range_p function pointer.
2428 Use xtensa_b4const_or_zero.
2429 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2430 xtensa_const_ok_for_letter_p. Update comments.
2431 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2432 (PREDICATE_CODES): Delete.
2433 * config/xtensa/xtensa.md: Include predicates.md.
2434 * config/xtensa/predicates.md: New file.
2436 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2438 * config/v850/v850-protos.h: Remove the prototypes for
2439 reg_or_int9_operand, reg_or_const_operand,
2440 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2441 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2442 movsi_source_operand, power_of_two_operand,
2443 not_power_of_two_operand, special_symbolref_operand,
2444 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2445 register_is_ok_for_epilogue.
2446 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2447 reg_or_int9_operand, reg_or_const_operand,
2448 call_address_operand, special_symbolref_operand,
2449 movsi_source_operand, power_of_two_operand,
2450 not_power_of_two_operand, register_is_ok_for_epilogue,
2451 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2452 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2454 * config/v850/v850.h (PREDICATE_CODES): Remove.
2455 * config/v850/v850.md: Include predicates.md.
2456 * config/v850/predicates.md: New.
2458 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2460 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2461 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2462 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2463 (itoolsdir, itoolsdatadir): Move definition above new first use.
2464 (install-itoolsdirs): New rule.
2465 (install-mkheaders): Depend on install-itoolsdirs, not
2466 install-include-dir.
2468 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2470 * tree-into-ssa.c: Remove obsolete comments.
2472 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2474 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2475 unrolling if -fpeel-loops is specified, too.
2476 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2477 Remove superfluous check for flag_unroll_loops.
2479 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2481 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2482 (lrint_optab, llrint_optab): Define corresponding macros.
2483 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2484 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2485 pattern and llrint_optab using llrintdi2 patterns.
2486 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2487 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2488 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2489 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2490 flag_unsafe_math_optimizations is set.
2492 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2494 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2495 simplify_logical, if_then_else_cond, known_cond,
2496 simplify_comparison): Adjust calls to reverse_comparison.
2497 Don't use combine_reversed_comparison_code).
2498 (combine_reversed_comparison_code): Remove.
2499 (reversed_comparison): Using reversed_comparison_code, move it...
2500 * jump.c (reversed_comparison): ... here.
2501 * rtl.h (reversed_comparison): Add prototype.
2503 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2505 * builtins.c (fold_builtin): Take decomposed arguments of
2507 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2508 * gimplify.c (gimplify_call_expr): Likewise.
2509 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2510 * tree.h: Update the prototype of fold_builtin.
2512 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2514 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2515 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2516 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2517 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2518 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2520 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2522 * builtins.c (fold_builtin_1): Take decomposed arguments of
2524 (fold_builtin): Update a call to fold_builtin_1.
2526 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2529 * gcov.c (output_lines): Only output function block summary when
2530 outputting branch information.
2531 * doc/gcov.texi: Document format of preamble and additional block
2534 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2536 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2537 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2538 the defaults false if BITS_PER_UNIT != 8.
2539 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2540 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2541 than BITS_PER_UNIT != 8.
2542 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2543 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2544 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2546 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2547 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2549 2005-03-20 Roger Sayle <roger@eyesopen.com>
2552 * fold-const.c (fold_binary): Fix type mismatch between
2553 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2554 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2555 for non-truth-valued expressions.
2557 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2558 and FUNCTION_DECL in the main switch.
2559 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2560 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2561 we also need to convert their operands to match.
2562 <TRUTH_NOT_EXPR>: Likewise.
2564 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2566 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2567 diagnostic without checking whether an lvalue.
2568 * c-common.h (lvalue_p): Remove.
2569 (enum lvalue_use): Update comment.
2570 (lvalue_or_else): Replace by lvalue_error.
2571 * c-typeck.c (lvalue_p): Make static.
2572 (lvalue_or_else): New. Call lvalue_error.
2574 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2576 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2577 (function_arg_advance): Use rs6000_parm_start.
2578 (function_arg, rs6000_arg_partial_bytes): Likewise.
2580 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2582 * c-common.c (check_case_value): Adjust comment about stripping
2584 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2585 * c-typeck.c (default_conversion, convert_arguments,
2586 build_modify_expr, convert_for_assignment, store_init_value,
2587 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2588 manually. Remove inaccurate comments.
2590 2005-03-20 Roger Sayle <roger@eyesopen.com>
2591 Joseph S. Myers <joseph@codesourcery.com>
2593 * varasm.c (do_assemble_alias): Restore comment describing function.
2594 Annotate the target parameter as potentially unused.
2596 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2599 * config/avr/avr.c (avr_output_function_prologue): Do not use
2600 current_function_name() in a label, use a local label instead.
2602 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2604 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2605 flag_finite_math_only, not flag_unsafe_math_optimizations.
2607 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2609 * builtins.c (fold_builtin_1): Update a call to
2610 targetm.fold_builtin.
2611 * hooks.c (hook_tree_tree_bool_null): Rename to
2612 hook_tree_tree_tree_bool_null. Take one more argument of type
2614 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2615 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2616 hook_tree_tree_tree_bool_null.
2617 * target.h (gcc_target): Update the prototype of fold_builtin.
2618 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2619 arguments of CALL_EXPR.
2620 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2623 2005-03-20 Jan Hubicka <jh@suse.cz>
2625 * cgraph.h (cgraph_node): Add prev_clone pointer.
2626 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2627 (cgraph_clone_node): Produce doubly linked chain.
2629 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2631 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2632 get_nonnull_operand, handle_sentinel_attribute,
2633 check_function_arguments_recurse): Do not strip NOPS from
2635 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2637 * c-format.c (get_constant): Likewise.
2638 * c-parser.c (c_parser_postfix_expression): Likewise.
2639 * c-typeck.c (set_init_index): Likewise.
2640 (convert_arguments): Don't check for NOP_EXPR containing integer
2643 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2645 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2646 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2647 Take decomposed arguments of CALL_EXPR.
2648 (fold_builtin_1): Update calls to the functions mentioned
2651 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2653 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2654 width to have integer type.
2655 (build_enumerator): Require enumerator value to have integer type.
2657 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2659 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2662 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2664 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2665 std=iso9899:199x): Correct descriptions.
2667 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2669 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2672 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2674 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2676 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2677 fold_builtin_memcpy.
2679 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2680 arguments of CALL_EXPR.
2681 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2682 fold_builtin_found, fold_builtin_1): Update calls to
2683 fold_trunc_transparent_mathfn.
2685 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2688 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2689 function pointers on targets that require function pointer
2691 (fold_sign_changed_comparison): Likewise.
2693 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2695 * combine.c (try_combine): When changing the mode of a hard reg, make
2696 sure that doing so is valid.
2698 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2700 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2701 (TARGET_HANDLE_OPTION): Override default.
2702 (avr_handle_option): New function.
2703 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2704 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2705 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2706 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2707 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2708 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2709 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2710 (TARGET_OPTIONS): Delete.
2711 * config/avr/avr.opt: New file.
2713 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2715 * config/m32r/m32r-protos.h: Remove the prototypes for
2716 call_address_operand, symbolic_operand, seth_add3_operand,
2717 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2718 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2719 two_insn_const_operand, move_src_operand,
2720 move_double_src_operand, move_dest_operand,
2721 eqne_comparison_operator, signed_comparison_operator,
2722 large_insn_p, conditional_move_operand, carry_compare_operand,
2723 m32r_block_immediate_operand, extend_operand,
2724 reg_or_eq_int16_operand, int8_operand, and
2725 reg_or_zero_operand.
2726 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2727 seth_add3_operand, int8_operand, cmp_int16_operand,
2728 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2729 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2730 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2731 move_double_src_operand, move_dest_operand,
2732 eqne_comparison_operator, signed_comparison_operator,
2733 extend_operand, small_insn_p, large_insn_p,
2734 conditional_move_operand, carry_compare_operand,
2735 m32r_block_immediate_operand): Move to predicates.md.
2736 (MAX_MOVE_BYTES): Move to m32r.h.
2737 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2738 * config/m32r/m32r.md: Include predicates.md.
2739 * config/m32r/predicates.md: New.
2741 2005-03-18 James E Wilson <wilson@specifixinc.com>
2744 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2747 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2749 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2750 call_address_operand, const_8bit_operand.
2751 * config/mn10300/mn10300.c (call_address_operand,
2752 const_8bit_operand, const_1f_operand): Move to predicates.md.
2753 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2754 * config/mn10300/mn10300.md: Include predicates.md.
2755 * config/mn10300/predicates.md: New.
2757 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2759 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2760 declarations in diagnostics and %E for identifiers, not %s.
2762 2005-03-18 Jan Hubicka <jh@suse.cz>
2763 Dale Johannesen <dalej@apple.com>
2765 * basic-block.h (scale_bbs_frequencies_int,
2766 scale_bbs_frequencies_gcov_type): Declare.
2767 * cfg.c (RDIV): New macro.
2768 (update_bb_frequency_for_threading): Fix.
2769 * basic-block.h (scale_bbs_frequencies_int,
2770 scale_bbs_frequencies_gcov_type): New.
2771 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2772 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2773 scale_bbs_frequencies_int.
2774 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2776 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2778 * config/m32r/m32r-protos.h: Remove the prototypes for
2779 call_address_operand, symbolic_operand, seth_add3_operand,
2780 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2781 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2782 two_insn_const_operand, move_src_operand,
2783 move_double_src_operand, move_dest_operand,
2784 eqne_comparison_operator, signed_comparison_operator,
2785 large_insn_p, conditional_move_operand, carry_compare_operand,
2786 m32r_block_immediate_operand, extend_operand,
2787 reg_or_eq_int16_operand, int8_operand, and
2788 reg_or_zero_operand.
2789 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2790 seth_add3_operand, int8_operand, cmp_int16_operand,
2791 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2792 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2793 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2794 move_double_src_operand, move_dest_operand,
2795 eqne_comparison_operator, signed_comparison_operator,
2796 extend_operand, small_insn_p, large_insn_p,
2797 conditional_move_operand, carry_compare_operand,
2798 m32r_block_immediate_operand): Move to predicates.md.
2799 (MAX_MOVE_BYTES): Move to m32r.h.
2800 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2801 * config/m32r/m32r.md: Include predicates.md.
2802 * config/m32r/predicates.md: New.
2804 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2806 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2807 symbolic_operand, symbolic_memory_operand,
2808 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2809 indexed_memory_operand, move_dest_operand, move_src_operand,
2810 prefetch_cc_operand, prefetch_nocc_operand,
2811 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2812 arith_operand, arith11_operand, pre_cint_operand,
2813 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2814 ireg_operand, int5_operand, uint5_operand, int11_operand,
2815 uint32_operand, arith5_operand, and_operand, ior_operand,
2816 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2817 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2818 shadd_operand, movb_comparison_operator,
2819 cmpib_comparison_operator): Move to predicates.md.
2820 (magic_milli, shadd_constant_p): Make it extern.
2821 * config/pa/pa.h (PREDICATE_CODES): Remove.
2822 * config/pa/pa.md: Include predicates.md.
2823 * config/pa/predicates.md: New.
2825 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2828 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2830 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2831 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2832 config/alpha/freebsd.h, config/alpha/linux.h,
2833 config/alpha/netbsd.h, config/alpha/osf5.h,
2834 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2835 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2836 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2837 doc/cppopts.texi: Update copyright.
2839 2005-03-18 Jan Hubicka <jh@suse.cz>
2842 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2844 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2847 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2849 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2852 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2854 * combine.c (gen_binary): Remove.
2855 (known_cond, simplify_shift_const, find_split_point,
2856 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2857 simplify_logical, expand_field_assignment, extract_left_shift,
2858 force_to_mode, if_then_else_cond, apply_distributive_law,
2859 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2860 simplify_comparison, reversed_comparison): Replace with
2861 simplify_gen_binary, simplify_gen_relational or
2862 distribute_and_simplify_rtx.
2863 (distribute_and_simplify_rtx): New function.
2865 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2866 Paolo Bonzini <gcc.gnu.org>
2868 * calls.c (setjmp_call_p, special_function_p): Update comments
2869 at the head of the functions.
2871 2005-03-18 Jan Hubicka <jh@suse.cz>
2873 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2875 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2876 function body should be released; do not proactively release function
2877 bodies in non-unit-at-a-time mode.
2879 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2881 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2882 mno-fp-ret-in-387 multilib variants.
2884 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2886 * common.opt (m): Remove.
2887 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2889 (common_handle_option): Remove OPT_m case.
2891 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2893 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2895 (fold_builtin_1): Update a call to fold_builtin_bitop.
2897 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2899 (fold_builtin_1): Update a call to fold_builtin_signbit.
2901 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2903 PR tree-optimization/20474
2904 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2905 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2907 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2909 * config/h8300/h8300-protos.h: Remove prototypes for
2910 general_operand_src, general_operand_dst, single_one_operand,
2911 single_zero_operand, call_insn_operand,
2912 two_insn_adds_subs_operand, small_call_insn_operand,
2913 jump_address_operand, bit_operand, bit_memory_operand,
2914 stack_pointer_operand, const_int_gt_2_operand,
2915 const_int_ge_8_operand, const_int_qi_operand,
2916 const_int_hi_operand, incdec_operand, bit_operator,
2917 nshift_operator, eqne_operator, gtle_operator,
2918 gtuleu_operator, iorxor_operator.
2919 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2920 h8300_ldm_stm_parallel.
2921 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2923 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2924 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2925 (h8300_ldm_stm_parallel): Make it extern.
2926 (h8300_ldm_parallel, h8300_stm_parallel,
2927 h8300_return_parallel, general_operand_src,
2928 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2929 nibble_operand, reg_or_nibble_operand, single_one_operand,
2930 single_zero_operand, call_insn_operand,
2931 two_insn_adds_subs_operand, small_call_insn_operand,
2932 jump_address_operand, bit_operand, bit_memory_operand,
2933 stack_pointer_operand, const_int_gt_2_operand,
2934 const_int_ge_8_operand, const_int_qi_operand,
2935 const_int_hi_operand, incdec_operand, eqne_operator,
2936 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2937 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2938 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2939 nshift_operator): Move to predicates.md.
2940 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2941 * config/h8300/h8300.md: Include predicates.md.
2942 * config/h8300/predicates.md: New.
2944 2005-03-17 Richard Henderson <rth@redhat.com>
2946 * config.gcc (ia64*-*-hpux*): Add extra_options.
2947 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2948 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2949 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2950 (ia64_tls_size_string, ia64_tune_string): Remove.
2951 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2952 (TARGET_DEFAULT_TARGET_FLAGS): New.
2953 (TARGET_HANDLE_OPTION): New.
2954 (ia64_override_options): Move options parsing ...
2955 (ia64_handle_option): ... here. New.
2956 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2957 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2958 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2959 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2960 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2961 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2962 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2963 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2964 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2965 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2966 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2967 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2968 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2969 TARGET_EARLY_STOP_BITS): Remove.
2970 (TARGET_ILP32): Default false.
2971 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2972 (enum ia64_inline_type): New.
2973 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2974 * config/ia64/ia64.md: Update for new definitions of
2975 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2976 * config/ia64/ia64.opt: New file.
2977 * config/ia64/ilp32.opt: New file.
2979 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2984 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2986 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2987 instead of MASK_H8300S.
2988 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2989 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2990 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2991 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2992 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2993 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2994 TARGET_SWITCHES): Remove.
2995 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2997 * config/h8300/h8300.opt: New.
2999 * config/alpha/alpha.opt, config/arc/arc.opt,
3000 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3003 2005-03-17 Ian Lance Taylor <ian@airs.com>
3007 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3009 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3010 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3011 (TARGET_HANDLE_OPTION): Override default.
3012 (arc_handle_option): New function.
3013 (arc_init): Remove code to set arch_cpu_string.
3014 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3015 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3016 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3017 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3018 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3019 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3020 (arc_rodata_string, TARGET_OPTIONS): Delete.
3021 * config/arc/arc.opt: New file.
3023 2005-03-17 Richard Henderson <rth@redhat.com>
3025 * doc/extend.texi (Weak Pragmas): New section.
3026 (attribute alias): Clarify that target must be in the same
3029 2005-03-17 Richard Henderson <rth@redhat.com>
3031 * config/alpha/alpha.opt: New file.
3032 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3034 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3035 alpha_fprm_string, alpha_fptm_string): Make static.
3036 (alpha_tls_size_string): Remove.
3037 (alpha_handle_option): New.
3038 (override_options): Update for alpha_cpu/alpha_tune split.
3039 (alpha_file_start): Likewise.
3040 (TARGET_DEFAULT_TARGET_FLAGS): New.
3041 (TARGET_HANDLE_OPTION): New.
3042 * config/alpha/alpha.h (alpha_tune): Declare.
3043 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3044 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3045 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3046 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3047 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3048 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3049 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3050 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3051 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3052 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3053 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3054 (TARGET_DEFAULT): Remove MASK_FP.
3055 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3056 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3057 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3058 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3059 alpha_tls_size_string): Remove.
3060 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3061 (attribute tune): Rename from attribute cpu.
3062 * config/alpha/ev4.md: Update to match.
3063 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3064 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3065 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3066 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3067 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3068 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3070 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3072 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3073 and return without creating new state if before_nops_num is nonzero.
3074 * config/ia64/ia64.md (first_insn): New attribute.
3075 (alloc): Set it to yes.
3077 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3079 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3080 STMT_VINFO_SUBVARS to NULL.
3081 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3083 2005-03-16 Dale Johannesen <dalej@apple.com>
3085 * rtlanal.c (find_first_parameter_load): Rewrite to
3086 return actual first param load or the call if none,
3087 instead of first in block, when not all loads exist.
3089 2005-03-16 Roger Sayle <roger@eyesopen.com>
3091 * optabs.c (expand_copysign_absneg): Make static.
3092 * optabs.h (expand_copysign_absneg): Delete prototype.
3093 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3095 2005-03-16 Richard Henderson <rth@redhat.com>
3098 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3099 (alias_pairs): Rename from output_defs.
3100 (find_decl_and_mark_needed): Split out from assemble_alias.
3101 (do_assemble_alias): New.
3102 (assemble_output_def): Remove.
3103 (finish_aliases_1, finish_aliases_2): New.
3104 (process_pending_assemble_output_defs): Remove.
3105 (assemble_alias): Defer aliases for which we don't yet have a
3106 non-external decl for the target symbol.
3107 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3108 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3109 * toplev.c (compile_file): Use finish_aliases_2 instead of
3110 process_pending_assemble_output_defs.
3111 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3112 (process_pending_assemble_output_defs): Remove.
3114 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3116 Fix PR tree-optimization/20489
3118 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3119 for empty structures.
3121 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3123 Fix PR tree-optimization/20490
3125 * tree-ssa-pre.c (create_expression_by_pieces): Use
3126 force_gimple_operand on result of fold.
3128 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3130 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3131 of closing parenthesis.
3133 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3135 * builtins.c (expand_movstr): Update a call to
3136 fold_builtin_strcpy.
3137 (expand_builtin_strncpy): Update a call to
3138 fold_builtin_strncpy.
3139 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3140 arguments of CALL_EXPR.
3141 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3142 fold_builtin_strncpy.
3143 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3144 * tree.h: Update the prototypes of fold_builtin_strcpy and
3145 fold_builtin_strncpy.
3147 2005-03-16 Steven Bosscher <stevenb@suse.de>
3148 Dorit Naishlos <dorit@il.ibm.com>
3150 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3151 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3154 2005-03-16 Steven Bosscher <stevenb@suse.de>
3156 * tree-inline.c (walk_type_fields, walk_tree,
3157 walk_tree_without_duplicates): Move from here...
3158 * tree.c: ...to here.
3160 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3162 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3163 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3164 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3165 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3166 (version): Define using $(BASEVER_c).
3167 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3169 (version.o): Depend on version files; add custom generation command.
3170 (prefix.o): Define BASEVER on command line.
3171 (s-iov): Depend on version files; adjust command.
3172 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3174 (gcc-vers.texi): New rule.
3175 (doc/%.info, doc/%.dvi): Add -I . to command line.
3176 (doc/gccinstall.dvi): Likewise.
3177 (PACKAGE): Delete. All uses replaced with "gcc".
3178 * aclocal.m4: Do not include gcc-version.m4.
3179 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3180 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3181 Set is_release based on contents of DEV-PHASE.
3182 Set gcc_version based on contents of BASE-VER.
3183 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3184 * config.in, configure: Regenerate.
3185 * gccbug.in: Determine version of GCC in use at runtime.
3186 * gcov-iov.c: Get version number and development phase from
3187 command line, not by including version.c.
3188 * intl.c: Replace all uses of PACKAGE with "gcc".
3189 * libada-mk.in: Delete unused "gcc_version" variable.
3190 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3191 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3192 commentary to match.
3193 (version_string): Put together from pieces.
3194 * config/alpha/x-vms: Do not use $(gcc_version).
3195 * config/i386/t-nwld: Likewise.
3196 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3197 version-GCC and DEVELOPMENT.
3199 2005-03-15 Roger Sayle <roger@eyesopen.com>
3201 PR tree-optimization/17454
3202 * tree.c (tree_size): Add case for TREE_BINFO.
3203 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3204 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3206 2005-03-15 Roger Sayle <roger@eyesopen.com>
3208 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3209 op1 whilst expanding the signed widenening multiply variant.
3211 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3213 * toplev.c (display_target_options): Avoid unused variable warning if
3214 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3215 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3216 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3217 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3218 (mips_isa_info): New variable.
3219 (mips_parse_cpu): Remove the first argument and leave the caller
3221 (TARGET_HANDLE_OPTION): Override default.
3222 (mips_handle_option): New function. Move option validation code from...
3223 (override_options): ...here. Update calls to mips_parse_cpu.
3224 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3225 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3226 (SUBTARGET_TARGET_OPTIONS): Delete.
3227 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3228 (mno-flush-func, mtune=): New options.
3230 2005-03-15 Roger Sayle <roger@eyesopen.com>
3231 Richard Henderson <rth@redhat.com>
3233 * real.c (c4x_single_format, c4x_extended_format): Provide values
3234 for signbit_ro for c4x's single and extended floating point formats.
3235 * optabs.c (expand_copysign): Use the floating point format's
3236 signbit_ro for expanding via expand_copysign_absneg, and it's
3237 signbit_rw field for expanding via expand_copysign_bit.
3239 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3241 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3242 known_alignment_for_access_p.
3243 (known_alignment_for_access_p): New.
3244 (do_peeling_for_alignment): Field made int instead of bool and renamed
3245 to peeling_for_alignment.
3246 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3247 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3248 functionality used to be in vect_analyze_operations.
3249 (vect_analyze_operations): Code to determine vectorization factor was
3250 moved to vect_determine_vectorization_factor.
3251 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3252 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3254 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3255 be part of vect_analyze_operations).
3256 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3257 creating the guard condition, as the number of iterations may be
3259 (slpeel_tree_peel_loop_to_edge): Use new name of
3260 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3261 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3262 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3263 (vect_do_peeling_for_alignment): Use fold.
3264 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3266 (vect_update_inits_of_dr): Renamed to
3267 vect_update_init_of_dr.
3268 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3269 (vectorizable_store): Fix assertion to use == instead of =.
3271 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3273 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3274 call_used_regs for wCG registers.
3276 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3278 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3279 for non-offsettable memory references to cope with outstanding reload
3280 replacements, take 2.
3282 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3285 * config/i386/i386.h (x86_fisttp): New.
3286 (TARGET_FISTTP): New macro.
3287 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3288 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3289 instruction when fisttp flag is set.
3290 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3292 * config/i386/i386.md (type attribute): Add fisttp.
3293 (unit attribute): Set to i387 for fisttp type.
3294 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3295 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3297 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3298 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3300 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3301 patterns for TARGET_FISTTP. Enable patterns for
3302 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3303 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3304 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3305 implement fisttp x87 insn.
3306 (fix_trunc*_i387_fisttp splitters): New patterns.
3307 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3308 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3309 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3311 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3312 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3313 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3314 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3315 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3316 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3317 Disable patterns for TARGET_FISTTP.
3318 (fix_trunc*_i387 splitters): Implement usign mode macros.
3319 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3320 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3321 (fix_trunx*_sse peephole2s): Implement using mode macros.
3323 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3325 PR rtl-optimization/20291
3326 * combine.c (try_combine): If splitting fails, re-try with
3327 original combined pattern, i.e. before clobber stripping.
3329 2005-03-14 Eric Christopher <echristo@redhat.com>
3331 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3332 STACK_GROWS_DOWNWARD.
3334 2005-03-14 Roger Sayle <roger@eyesopen.com>
3336 * real.h (struct real_format): Split the signbit field into two
3337 two fields, signbit_ro and signbit_rw.
3338 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3339 mips_double_format, ieee_extended_motorola_format,
3340 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3341 ieee_extended_intel_128_format, ibm_extended_format,
3342 mips_extended_format, ieee_quad_format, mips_quad_format,
3343 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3344 i370_double_format, c4x_single_format, c4x_extended_format,
3345 real_internal_format): Update initializers for new field.
3346 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3347 real_format structure.
3348 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3349 field of the real_format structure.
3351 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3353 Fix PR tree-optimization/20458
3355 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3356 DECL_EXTERNAL on STRUCT_FIELD tags.
3357 (clear_call_clobbered): Ditto.
3358 * tree-ssa-operands.c (note_addressable): Make sure the original
3359 variable doesn't slip into the addressable list if we have
3361 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3364 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3366 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3367 (-fwide-exec-charset): Likewise.
3368 (-finput-charset): Likewise.
3369 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3370 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3371 * c.opt (Wnormalized): New.
3373 2005-03-14 Devang Patel <dpatel@apple.com>
3375 * doc/invoke.texi: Add reference to Visibility document.
3377 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3379 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3380 MASK_SPLIT_ADDRESSES.
3381 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3382 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3383 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3384 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3385 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3386 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3387 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3388 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3389 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3390 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3391 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3392 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3393 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3394 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3395 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3396 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3397 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3398 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3399 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3400 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3401 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3402 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3403 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3404 (TARGET_EXPLICIT_RELOCS): Delete.
3405 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3406 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3407 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3408 (override_options): Set MASK_LONG64 if -mint64 is given and no
3409 -mlongXX option is. Complain about -mint64 -mlong32.
3410 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3411 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3412 * config/mips/mips.opt: New file.
3414 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3416 * config.gcc (extra_options): New variable for listing option files.
3417 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3418 * configure.ac (extra_opt_files): New AC_SUBST variable.
3419 (tm_file_list, tm_include_list): Include options.h first.
3420 * configure: Regenerate.
3421 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3422 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3423 (s-options-h): New rule.
3424 (options.h): Depend on it.
3425 (TEXI_GCCINT_FILES): Add options.texi.
3426 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3427 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3428 * target.h (gcc_target): Add default_target_flags and handle_option.
3429 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3430 (TARGET_HANDLE_OPTION): New macros.
3431 (TARGET_INITIALIZER): Include them.
3432 * opt-functions.awk (opt_args, nth_arg): New functions.
3433 (switch_flags): Handle the "Target" flag.
3435 (var_name): Use opt_args and nth_arg.
3436 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3437 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3438 macros for the "Mask" and "InverseMask" options.
3439 * opts.h (cl_var_cond): New enum.
3440 (cl_option): Replace the "has_set_value" and "set_value" fields with
3441 "var_cond" and "var_value".
3442 (CL_TARGET): New macro.
3443 (option_enabled, print_filtered_help): Declare.
3444 (decode_options): Move definition.
3445 * opts.c (handle_option): Search for the original option before
3446 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3447 var_cond and var_value fields. Use targetm.handle_option to handle
3449 (decode_options): Set target_flags to targetm.default_target_flags.
3450 (print_filtered_help): Make global. Handle CL_TARGET.
3451 (option_enabled): New function.
3452 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3453 (display_target_options, set_target_switch, print_switch_values)
3454 (default_pch_valid_p): Guard uses of target_switches with
3455 #ifdef TARGET_SWITCHES. Also...
3456 (display_target_options): Display the CL_TARGET entries in cl_options.
3457 (set_target_option): Don't complain about the "" option when
3458 TARGET_SWITCHES is undefined.
3459 (print_switch_values): Use option_enabled.
3460 (default_pch_valid_p): Check cl_options[] when looking for something
3461 that has changed the value of target_flags.
3462 * c.opt: Remove documentation from top of file.
3463 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3464 * doc/sourecebuild.texi: Refer to the new options documentation
3465 instead of c.opt. Document machine-specific .opt files.
3466 * doc/tm.texi (target_flags): Say that this variable is declared
3468 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3469 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3471 * doc/options.texi: New file.
3473 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3476 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3479 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3482 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3483 temporary variable of pointer type if an lvalues is required.
3484 (gimplify_modify_expr_rhs): Request an rvalue from it.
3485 (gimplify_expr): Pass fallback on.
3487 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3489 * cfgbuild.c: Update comments.
3491 2005-03-14 Roger Sayle <roger@eyesopen.com>
3493 PR rtl-optimization/17236
3494 * optabs.c (expand_doubleword_mult): New helper function split out
3495 from expand_binop. Permute the order in which instructions are
3496 emitted to minimize the number of simultaneously live registers.
3497 (expand_binop): Call expand_doubleword_mult to synthesize a double
3498 word multiplication.
3500 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3502 * basic-block.h: Update the prototypes of cached_make_edge and
3504 * cfg.c (cached_make_edge): Take edge_cache representing one
3505 row of the adjacency matrix of edges.
3506 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3507 (make_edges): Initialize edge_cache to represent one row of
3508 the adjacency matrix of edges.
3510 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3512 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3514 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3515 Remove unused removed_phis variable.
3516 (conditional_replacement): Use build1/build2.
3517 (abs_replacement): Use last_and_only_stmt and build1/build2.
3519 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3521 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3522 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3523 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3524 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3525 * c-common.c (handle_novops_attribute): New function.
3526 (c_common_attribute_table): Add "no vops" entry.
3527 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3528 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3529 * tree-ssa-operands.c (get_call_expr_operands): Do not
3530 create virtual operands for calls with ECF_NOVOPS flag.
3531 * tree.h (DECL_IS_NOVOPS): New macro.
3532 (struct tree_decl): Add novops_flag.
3533 (ECF_NOVOPS): New constant.
3535 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3538 * config/i386/i386.c (x86_use_himode_fiop): New.
3539 (x86_use_simode_fiop): Rename from x86_use_fiop.
3540 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3541 (TARGET_USE_HIMODE_FIOP): New.
3542 (x86_use_simode_fiop): Rename from x86_use_fiop.
3543 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3545 * config/i386/i386.md (X87MODEI12): New mode macro define.
3546 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3547 to implement x87 FP compare with HImode input operands.
3548 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3549 Use X87MODEI12 mode macro to handle HImode input operands.
3550 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3551 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3552 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3553 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3554 macro to implement x87 operators with HImode input operands.
3555 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3558 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3560 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3562 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3563 constants invariant.
3565 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3567 * basic-block.h (BB_VISITED): Removed.
3568 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3570 2005-03-14 Falk Hueffner <falk@debian.org>
3573 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3575 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3577 * ggc-zone.c: Fix comment typos.
3579 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3580 stringpool.c, config/mips/mips-protos.h: Update copyright.
3582 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3584 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3585 throughout with its typedef, "rtx".
3586 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3587 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3588 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3589 regs in comment to match code.
3591 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3593 * except.c (check_handled): Make it static.
3594 * except.h: Remove the corresponding prototype.
3596 * function.c (get_func_frame_size): Make it static.
3597 * function.h: Remove the corresponding type.
3599 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3601 * hard-reg-set.h: Remove the corresponding declarations.
3603 * tree-cfg.c (verify_stmts): Check that
3604 bb_for_stmt (stmt) == bb for every PHI node and statement.
3606 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3608 * config.gcc: Remove excess indentation.
3609 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3611 2005-03-13 Roger Sayle <roger@eyesopen.com>
3614 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3615 * fold-const.c (fold_sign_changed_comparison): Likewise.
3616 (fold_binary): Optimize comparisons against widened operands if
3617 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3619 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3621 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3622 (sparc_override_options): Initialize it.
3623 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3625 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3627 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3628 (reg_or_none500mem_operand): New predicate.
3629 (zero_reg_mem_operand): New predicate.
3630 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3631 to reg_or_none500mem_operand.
3632 (extendsfdf2_fpr): Add MEM alternative.
3633 (extenddftf2_internal): Change operand2 predicate to
3634 zero_reg_mem_operand.
3636 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3638 * ggc-zone.c: Rewritten.
3640 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3642 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3643 * config.in: Regenerated.
3644 * configure: Regenerated.
3645 * gengtype.c (write_types_process_field, write_func_for_structure):
3646 Pass new argument to gt_pch_note_object.
3647 * ggc-common.c (struct ptr_data): Add TYPE.
3648 (gt_pch_note_object): Take TYPE argument and save it.
3649 (call_count): Update call to ggc_pch_count_object.
3650 (call_alloc): Update call to ggc_pch_alloc_object.
3651 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3653 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3654 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3655 (ggc_alloc_zone_stat): Delete.
3656 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3657 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3658 (ggc_pch_alloc_object): Update prototypes.
3659 (garbage_zone): Delete.
3660 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3661 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3663 (tree_id_zone): New variable.
3664 (ggc_alloc_cleared_zone): Remove unused.
3665 (ggc_alloc_zone): Define.
3666 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3667 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3668 ggc_alloc_zone_stat.
3669 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3670 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3671 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3672 (make_node_stat): Likewise. Use tree_id_zone.
3674 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3675 Joseph S. Myers <joseph@codesourcery.com>
3677 * configure.ac: Check for MIPS TLS.
3678 * configure: Regenerated.
3679 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3680 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3681 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3682 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3683 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3684 (mips_classify_symbol, mips_symbolic_constant_p)
3685 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3686 (mips_tls_operand_p, mips_call_tls_get_addr)
3687 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3688 (mips_tls_symbol_ref_1): New functions.
3689 (mips_legitimize_address, mips_legitimize_const_move): Call
3690 mips_legitimize_tls_address.
3691 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3693 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3694 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3695 (mips_char_to_class): Document V1_REG.
3696 (HAVE_AS_TLS): Provide default.
3697 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3699 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3701 (tls_get_tp_<mode>): New instruction.
3703 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3705 * configure.ac: Update checks for target tools.
3706 * configure: Regenerated.
3708 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3710 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3712 2005-03-13 Roger Sayle <roger@eyesopen.com>
3714 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3715 more classes of DImode multiplication by constant. Allow both
3716 multiplication by small negative constants (by performing a
3717 multiplication by a positive constant and negating the result) and
3718 multiplications by large powers of two, by using a left shift.
3720 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3722 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3723 of basic blocks into work_stack.
3725 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3726 config/mips/vr.h: Update copyright.
3728 * c-decl.c (c_init_decl_processing): Remove useless calls to
3729 build_function_type.
3731 * builtins.c (fold_trunc_transparent_mathfn,
3732 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3733 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3734 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3735 fold_builtin_strcpy, fold_builtin_strncpy,
3736 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3739 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3742 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3743 variable determinant.
3745 * tree-cfg.c (group_case_labels): Remove local variable type.
3747 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3750 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3753 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3756 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3757 (*movmemqi_insn): Delete.
3758 (*movmemhi): Delete.
3760 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3762 * builtins.c (fold_builtin_classify): Take decomposed
3763 arguments of CALL_EXPR.
3764 (fold_builtin_1): Update a call to fold_builtin_classify.
3766 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3769 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3770 through into call to parser_xref_tag after parse error.
3771 (c_parser_struct_declaration): Consistently return NULL_TREE on
3774 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3776 * tree-flow-inline.h (ref_contains_array_ref): New function.
3777 (lookup_subvars_for_var): Ditto.
3778 (get_subvars_for_var): Ditto.
3779 (var_can_have_subvars): Ditto.
3781 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3782 (struct subvar): New type.
3784 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3786 * tree-optimize.c (init_tree_optimization_passes): Call
3787 pass_create_structure_vars.
3789 * tree-ssa-alias.c: Include vec.h.
3790 (init_alias_info): Don't auto-clear call clobbered on struct-field
3792 (compute_flow_insensitive_aliasing): Handle subvars.
3793 (group_aliases): Handle STRUCT_FIELD aliases.
3794 (setup_pointers_and_addressables): Ditto.
3795 Don't mark variables non-addressable if they still have
3796 addressable subvars.
3797 Also mark subvars addressable when the real variable is marked
3799 (add_pointed_to_var): Try to prune the pointed-to set by only
3800 pointing to subvars when possible.
3801 Otherwise, make sure we set addresses_needed and pt_vars to
3802 properly include subvars.
3803 (bitpos_of_field): New function.
3804 (push_fields_onto_fieldstack): Ditto.
3805 (get_or_create_used_part_for): Ditto.
3806 (create_overlap_variables_for): Ditto.
3807 (find_used_portions): Ditto.
3808 (create_structure_vars): Ditto.
3809 (pass_create_structure_vars): New structure.
3811 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3812 (get_expr_operands): Handle subvars. Also try to turn
3813 COMPONENT_REF accesses into must-defs now that we can accurately
3815 (note_addressable): Try to only mark as addressable those subvars
3816 we know a COMPONENT_REF touches.
3817 (overlap_subvar): New function.
3819 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3820 Handle subvar storing.
3821 (vect_address_analysis): Update caller of vect_object_analysis.
3823 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3825 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3826 (STMT_VINFO_SUBVARS): New macro.
3828 * common.opts: add flag_tree_salias.
3830 * opts.c (decode_options): flag_tree_salias defaults to on.
3832 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3834 * doc/tree-ssa.texi: Document structural alias analysis.
3836 2005-03-12 Steven Bosscher <stevenb@suse.de>
3838 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3839 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3840 * tree-ssa-operands.c (get_expr_operands): Likewise.
3841 (get_expr_operands): Likewise for ERROR_MARK.
3843 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3845 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3848 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3851 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3852 (mark_operand_necessary): Remove local variable ver.
3854 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3855 variable prefix_len.
3857 * value-prof.c (mod_subtract_transform): Remove local variable
3860 * builtins.c (fold_builtin_exponent): Take decomposed
3861 arguments of CALL_EXPR.
3862 (fold_builtin_1): Update a call to fold_builtin_exponent.
3864 * builtins.c (fold_builtin_logarithm): Take decomposed
3865 arguments of CALL_EXPR.
3866 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3868 * c-decl.c (c_init_decl_processing): Remove local variables
3869 ptr_ftype_void and ptr_ftype_ptr.
3871 * gimplify.c (gimplify_expr): Remove local variables r0 and
3874 * reg-stack.c (move_for_stack_reg): Remove local variable
3876 (compare_for_stack_reg): Remove local variable flags_user.
3877 (convert_regs_1): Remove local variable deleted.
3879 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3881 (combine_blocks): Remove local variables exits and new_e.
3883 * tree-inline.c (expand_call_inline): Remove local variable
3886 * tree-ssa-live.c (create_ssa_var_map,
3887 calculate_live_on_entry): Remove local variable snn.
3889 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3891 * c-lex.c (c_lex_with_flags): Add parameter to call to
3894 2005-03-11 Per Bothner <per@bothner.com>
3896 * c-tree.h (struct c_declarator): New id_loc field.
3897 * c-pragma.h (c_lex_with_flags): Take position reference.
3898 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3899 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3900 (c_lex): Pass dummy location to c_lex_with_flags.
3901 * c-parser.c (c_lex_one_token): Set c_token's location using
3902 c_lex_with_flags, instead of input_location, which might be "ahead".
3903 (c_parser_direct_declarator): Set declarator's id_loc from
3905 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3906 declarator's id_loc, rather than probably-imprecise input_location.
3907 (build_id_declarator): Initialize c_declarator's id_loc field.
3909 2005-03-11 Roger Sayle <roger@eyesopen.com>
3912 * builtins.c (expand_builtin_signbit): Force the signbit's word
3913 into an integer register to avoid SUBREGs of floating point modes.
3915 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3917 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3918 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3919 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3920 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3922 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3924 PR rtl-optimization/20306
3925 * expr.c (emit_move_complex): Set try_int false if mode is
3926 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3927 emit_block_move if try_int is true.
3929 2005-03-11 Richard Henderson <rth@redhat.com>
3932 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3933 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3936 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3938 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3939 (TARGET_FIX_VR4130): New macro.
3940 (TARGET_OPTIONS): Add -mfix-vr4130.
3941 (ISA_HAS_MACCHI): New macro.
3942 (ASM_SPEC): Add -mfix-vr4130.
3943 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3944 (override_options): Handle mips_fix_vr4130_string.
3945 (mips_avoid_hazards): Clear all_noreorder_p
3946 if we're working around VR4130 errata and the macc alternatives
3948 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3949 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3950 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3951 (MULTILIB_DEFAULTS): Remove leading "march=".
3952 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3953 if no architecture option is given.
3954 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3956 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3957 * doc/invoke.texi: Document -mfix-vr4130.
3959 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3961 * config/mips/mips.c (override_options): Only warn about -mint64
3962 deprecation if TARGET_INT64.
3964 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3966 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3967 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3968 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3969 are non-specific regarding the nonnull parameter positions.
3970 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3971 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3972 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3973 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3975 * builtins.def: Use the non-specific "nonnull" attibute lists.
3977 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3979 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3980 single_pred_edge, single_succ, single_pred): Improve comments.
3982 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3984 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3985 single_pred_edge, single_succ, single_pred): New inline functions.
3986 * bb-reorder.c (rotate_loop, find_traces_1_round,
3987 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3988 duplicate_computed_gotos): Use the single_succ/pred functions.
3989 * cfganal.c (forwarder_block_p): Ditto.
3990 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3991 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3992 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3993 merge_seq_blocks): Ditto.
3994 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3995 * cfglayout.c (fixup_reorder_chain): Ditto.
3996 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3997 canonicalize_loop_headers, verify_loop_structure): Ditto.
3998 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3999 mfb_update_loops, create_preheader, force_single_succ_latches,
4000 create_loop_notes): Ditto.
4001 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4002 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4003 commit_one_edge_insertion, purge_dead_edges,
4004 cfg_layout_can_merge_blocks_p): Ditto.
4005 * except.c (sjlj_emit_function_enter): Ditto.
4006 * flow.c (init_propagate_block_info): Ditto.
4007 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4008 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4009 insert_insn_end_bb): Ditto.
4010 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4011 find_if_case_2): Ditto.
4012 * lambda-code.c (perfect_nestify): Ditto.
4013 * lcm.c (optimize_mode_switching): Ditto.
4014 * loop-doloop.c (doloop_modify): Ditto.
4015 * loop-init.c (loop_optimizer_init): Ditto.
4016 * loop-iv.c (simplify_using_initial_values): Ditto.
4017 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4018 * loop-unswitch.c (unswitch_loop): Ditto.
4019 * modulo-sched.c (generate_prolog_epilog): Ditto.
4020 * predict.c (combine_predictions_for_insn, estimate_probability,
4021 tree_estimate_probability, last_basic_block_p,
4022 estimate_bb_frequencies): Ditto.
4023 * profile.c (branch_prob): Ditto.
4024 * regrename.c (copyprop_hardreg_forward): Ditto.
4025 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4026 * tracer.c (layout_superblocks): Ditto.
4027 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4028 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4029 cleanup_control_expr_graph, disband_implicit_edges,
4030 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4031 tree_verify_flow_info, tree_make_forwarder_block,
4032 tree_forwarder_block_p, remove_forwarder_block,
4033 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4034 * tree-if-conv.c (tree_if_conversion): Ditto.
4035 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4036 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4037 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4038 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4039 copy_loop_headers): Ditto.
4040 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4041 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4042 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4043 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4044 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4045 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4046 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4047 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4048 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4049 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4050 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4051 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4052 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4053 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4054 slpeel_add_loop_guard): Ditto.
4056 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4058 PR tree-optimization/15784
4059 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4062 * stmt.c (expand_case): Don't change index_type. Convert minval
4065 PR tree-optimization/20130
4066 * fold-const.c (fold): Fold x * -1 into -x.
4068 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4070 PR rtl-optimization/20331
4071 * rtlanal.c (modified_between_p): Check its address first for MEM.
4072 (modified_in_p): Likewise.
4074 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4076 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4078 2005-03-10 Steven Bosscher <stevenb@suse.de>
4080 * expr.c (expand_expr_real_1): If possible, use a conditional
4081 move for expanding MIN_EXPR and MAX_EXPR.
4082 Use temp for moving around rtx-en.
4084 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4087 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4090 2005-03-10 Roger Sayle <roger@eyesopen.com>
4092 * builtins.c (expand_builtin_signbit): Extend to handle floating
4093 point modes wider than the largest integer type, using the
4094 operand_subword_force function to obtain the signbit's word.
4096 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4099 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4100 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4102 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4104 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4106 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4108 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4110 (perform_edge_inserts): Unconditionally call
4111 free_dominator_info.
4113 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4115 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4117 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4119 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4121 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4123 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4125 (rtl_register_value_prof_hooks,
4126 tree_value_profile_transformations,
4127 tree_register_value_prof_hooks): Likewise.
4128 * var-tracking.c (stack_adjust_offset_pre_post,
4129 variable_htab_free, variable_union, dataflow_set_different_2,
4130 count_uses, variable_was_changed, set_frame_base_location,
4131 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4132 vt_add_function_parameters): Likewise.
4133 * varasm.c (named_section_real, named_section, make_decl_rtl,
4134 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4135 const_hash_1, compare_constant, copy_constant, force_const_mem,
4136 output_constant_pool_2, output_constant_pool_1, output_constant,
4137 output_constructor, make_decl_one_only, decl_tls_model,
4138 default_no_named_section, default_elf_select_section_1,
4139 default_unique_section_1): Likewise.
4140 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4141 * vmsdbgout.c (addr_const_to_string): Likewise.
4144 * function.c (struct assign_parm_data_one): Remove last_named
4146 (assign_parm_find_data_types): Don't determine last_named.
4147 Reorder named_parm determination.
4148 (assign_parms): Only setup varargs on the last non-varadic
4151 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4153 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4154 sda base address on medium model.
4156 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4158 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4159 * cfgloop.c (flow_loop_nodes_find): Export.
4160 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4162 * cfgloopmanip.c (fix_loop_structure): New function.
4163 * predict.c (predict_loops): Clean up the loops information.
4164 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4165 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4167 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4168 (rewrite_into_loop_closed_ssa): Declaration changed.
4169 * tree-loop-linear.c (linear_transform_loops): Add argument to
4170 rewrite_into_loop_closed_ssa call.
4171 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4172 * tree-ssa-loop-im.c (move_computations): Ditto.
4173 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4174 * tree-vectorizer.c (vectorize_loops): Ditto.
4175 * tree-optimize.c: Include cfgloop.h.
4176 (execute_todo): Choose whether to call cleanup_tree_cfg or
4177 cleanup_tree_cfg_loop.
4178 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4179 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4180 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4181 cleanup_tree_cfg_loop call.
4182 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4183 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4184 work on part of cfg.
4186 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4189 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4190 with multiple alternatives.
4192 * stmt.c (parse_output_constraint): Fix a typo.
4194 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4196 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4197 assembly directive instead of deprecated "no-generics".
4199 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4201 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4202 for non-offsettable memory references to cope with outstanding reload
4204 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4205 avoid losing outstanding address reloads.
4206 ("reload_outdi", "reload_outdf"): Likewise.
4208 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4210 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4211 code. Add more cbrt transformations.
4213 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4215 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4217 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4219 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4220 NULL_TREE when a given tree is not simplified.
4221 (fold): Return the original tree when any of the functions
4222 mentioned above NULL_TREE.
4224 * fold-const.c (fold_unary, fold_binary): Take decomposed
4225 arguments, code, type, op0, and op1 in case of fold_binary.
4226 (fold): Update calls to fold_unary and fold_binary.
4228 2005-03-09 Roger Sayle <roger@eyesopen.com>
4230 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4231 a fndecl and an arglist instead of a CALL_EXPR, exp.
4233 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4235 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4237 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4239 * expr.c (expand_assignment): Remove orig_to_rtx.
4241 * fold-const.c (int_const_binop): Remove no_overflow.
4243 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4245 * loop-iv.c (get_biv_step_1): Remove lhs.
4247 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4249 * real.c (real_nan): Remove neg.
4251 * function.c (thread_prologue_and_epilogue_insns): Remove i
4254 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4257 * tree-eh.c (tree_could_trap_p): Remove idx.
4259 * tree-into-ssa.c (ann): Remove ann.
4261 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4263 * tree-sra.c (decide_block_copy): Remove inst_count.
4265 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4267 * tree-ssa-loop-im.c (lhs): Remove.
4269 * cfgbuild.c (state, STATE, SET_STATE,
4270 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4272 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4273 (find_basic_blocks): Set the state of each basic block to
4276 2005-03-08 Jeff Law <law@redhat.com>
4278 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4279 goto results in the removal of edges in the CFG, then we need
4280 to recompute dominators.
4282 2005-03-09 Ben Elliston <bje@au.ibm.com>
4284 * c-common.c (c_do_switch_warnings): Comment fix.
4286 2005-03-08 Julian Brown <julian@codesourcery.com>
4288 * Patch from 2005-03-08 reverted for causing regressions and
4289 ppc-darwin bootstrap failure.
4291 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4293 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4294 Define the real function for ppc-darwin.
4295 * c-typeck.c (convert_arguments): Check for target-specific
4296 invalid argument call to unprototyped function.
4297 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4299 * target.h (invalid_arg_for_unprototyped_fn): New field
4301 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4302 default target hook.
4303 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4306 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4308 * c-typeck.c (constructor_stack, constructor_range_stack,
4309 initializer_stack): Make them static.
4311 * cfg.c (rbi_pool): Make it static.
4313 * gimple-low.c (lower_stmt_body): Make it static.
4314 * tree-flow.h: Remove the corresponding prototype. Don't
4317 * sched-deps.c (cache_size): Make it static.
4319 * stor-layout.c (lang_adjust_rli): Make it static.
4321 2005-03-08 Julian Brown <julian@codesourcery.com>
4323 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4324 from being used for symbols with vague linkage when
4325 HAVE_GAS_COMDAT_GROUP is true.
4327 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4329 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4330 nlabel == JUMP_LABEL (jump).
4332 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4334 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4335 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4336 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4337 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4339 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4342 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4343 * c-common.c (handle_returns_twice): New function.
4344 (c_common_attribute_table): Declare eturns_twice' attribute.
4345 * doc/extend.texi: Document eturns_twice' attribute.
4346 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4347 (struct tree_decl): Add returns_twice_flag.
4349 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4351 * tree-ssa-phiopt.c: Fix a comment typo.
4353 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4354 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4355 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4358 2005-03-08 Richard Henderson <rth@redhat.com>
4360 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4361 builtin codes with ctzdi2, clzdi2, popcountdi2.
4362 (struct alpha_builtin_def): Add is_const.
4363 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4364 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4365 (alpha_init_builtins): Init them. Set nothrow and const attributes
4367 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4368 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4369 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4370 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4371 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4372 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4373 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4374 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4375 (TARGET_FOLD_BUILTIN): New.
4376 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4377 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4379 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4381 2005-03-08 Ira Rosen <irar@il.ibm.com>
4383 PR tree-optimization/20122
4384 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4385 condition of access function instead of base.
4387 2005-03-07 Jeff Law <law@redhat.com>
4388 Steven Bosscher <stevenb@suse.de>
4390 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4391 (find_taken_edge): Call find_taken_edge_computed_goto as
4392 appropriate. Allow any gimple invariant rather than just
4393 INTEGER_CST for VAL.
4394 (cleanup_control_flow): Cleanup a computed goto which has turned
4396 (tree_merge_blocks): If block B has any forced labels, move
4397 them to the start of block A.
4398 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4399 computed gotos as well.
4400 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4401 removal of unnecessary computed gotos too.
4402 (lookup_redirection_data): Fix type of INSERT argument. Callers
4405 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4407 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4408 Remove trailing spaces.
4410 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4411 unshare_all_trees): Make them static.
4412 * tree-gimple.h: Remove the corresponding prototypes.
4414 * diagnostic.h: Remove unused prototype
4415 debug_output_buffer.
4416 * modulo-sched.c: Remove unused prototype
4417 set_row_column_for_ps.
4419 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4420 replace_phi_edge_with_variable): Remove unused variable i.
4422 2005-03-07 Per Bothner <per@bothner.com>
4424 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4426 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4429 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4430 bbs on the COND_EXPR instead of the PHI_NODEs.
4431 (candidate_bb_for_phi_optimization): Remove.
4432 (replace_phi_with_stmt): Rename to ...
4433 (replace_phi_edge_with_variable): this and change so that we
4434 replace the phi argument instead of removing the PHI.
4435 (conditional_replacement): Change so we deal with PHI with more
4437 (value_replacement): Likewise.
4438 (abs_replacement): Likewise.
4440 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4442 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4443 output_e500_flip_gt_bit.
4445 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4447 (rs6000_generate_compare): Fix logic to look at the correct bits.
4448 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4450 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4451 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4452 gen_move_from_CR_gt_bit.
4454 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4455 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4456 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4458 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4459 (E500_CR_IOR_COMPARE): New constant.
4461 2005-03-08 Earl Chew <earl_chew@agilent.com>
4462 David Billinghurst <David.Billinghurst@riotinto.com>
4464 * config/i386/host-cygwin.c: New file to support precompiled
4466 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4467 * config.host: Use above files for cygwin host.
4469 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4471 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4472 ordering ops from earlier change.
4474 2005-03-07 Per Bothner <per@bothner.com>
4476 Various fixes to allow us to again build if --enable-mapped-location:
4477 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4478 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4479 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4480 local variable loc. Change logic appropriately.
4481 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4482 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4483 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4484 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4485 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4487 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4489 PR rtl-optimization/19683
4490 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4491 number of bytes, to smallest_int_for_mode. Fix arguments to
4492 REG_CANNOT_CHANGE_MODE_P.
4494 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4496 * reorg.c (relax_delay_slots): Check that the jump is
4497 conditional before trying to invert it.
4499 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4501 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4504 * calls (stack_arg_under_construction): Make it static.
4506 * flow.c (regs_live_at_setjmp): Make it static.
4507 * flow.h: Remove the corresponding prototype.
4509 * reload1.c (reload_startobj, reload_firstobj,
4510 something_needs_operands_changed, reload_inherited,
4511 reload_inheritance_insn, reload_override_in,
4512 reload_spill_index): Make them static.
4514 * recog.c (verify_changes): Make it static.
4515 * recog.h: Remove the corresponding prototype.
4517 * cfgbuild.c (find_sub_basic_blocks): Remove.
4518 * basic-block.h: Remove the corresponding prototype.
4519 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4521 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4523 * tree-ssa-operands.c (check_build_stmt): Remove.
4525 * stor-layout.c (set_alignment): Remove.
4526 * tree.h: Remove the corresponding prototype.
4528 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4530 * tree-ssa-dce.c (control_dependence_map,
4531 visited_control_parents): Make them static.
4533 * cfghooks.c (verify_flow_info): Remove local variable
4536 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4539 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4541 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4543 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4545 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4547 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4548 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4549 PARALLEL for an empty structure.
4551 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4553 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4555 * fold-const.c (fold_binary): Unroll the very first "for"
4558 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4560 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4561 redundant match_code test.
4562 (scc_comparison_operator): Swap match_operand and match_code
4564 (branch_positive_comparison_operator): Same.
4565 (trap_comparison_operator): Use comparison_operator and swap with
4568 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4571 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4572 (out_movhi_r_mr): Read low byte of volatile MEM first.
4573 (out_movhi_mr_r): Write high byte of volatile MEM first.
4575 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4577 * cselib.c (reg_values, reg_values_size): Make them static.
4579 * cse.c (cse_reg_info_table): Make it static.
4581 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4583 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4585 * cse.c (find_best_addr): Use canon_for_address.
4587 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4589 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4590 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4591 SUBREG and MEM, respectively.
4593 * fold-const.c (fold_binary): Use code instead of t.
4595 * fold-const.c (optimize_minmax_comparison): Take decomposed
4596 arguments code, type, op0, and op1 instead of t.
4597 (fold_binary): Update a call to optimize_minmax_comparison.
4599 * fold-const.c (fold_range_test): Take decomposed arguments
4600 code, type, op0, and op1 instead of t.
4601 (fold_binary): Update a call to fold_range_test.
4603 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4604 decomposed arguments code, type, op0, and op1 instead of t.
4605 (fold_binary): Update a call to fold_range_test.
4607 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4609 * fold-const.c (fold_binary): Avoid directly using the original
4610 expression t as much as possible.
4612 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4614 * c-semantics.c (build_stmt): Use TYPE_P instead of
4615 IS_NON_TYPE_CODE_CLASS.
4616 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4617 (NON_TYPE_CHECK): Use TYPE_P instead of
4618 IS_NON_TYPE_CODE_CLASS.
4620 * fold-const.c (fold): Remove handling of binary expressions.
4622 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4624 * doc/c-tree.texi: Wrap comments in @r{}.
4625 * doc/cpp.texi: Likewise.
4626 * doc/cppinternals.texi: Likewise.
4627 * doc/extend.texi: Likewise.
4628 * doc/md.texi: Likewise.
4629 * doc/objc.texi: Likewise.
4630 * doc/sourcebuild.texi: Likewise.
4631 * doc/tm.texi: Likewise.
4634 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4636 * predict.c (apply_return_prediction): Standardize PHI chain
4638 * tree-ssa.c (ssa_redirect_edge): Likewise.
4640 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4641 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4644 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4645 * tree-flow.h: Adjust the prototype for remove_phi_node.
4646 * lambda-code.c (perfect_nestify): Adjust a call to
4649 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4650 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4652 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4653 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4654 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4655 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4657 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4658 of GEN_INT (trunc_int_for_mode (...)).
4659 * loop-iv.c (iv_number_of_iterations): Likewise.
4660 * postreload.c (reload_cse_move2add): Likewise.
4661 * simplify-rtx.c (simplify_const_unary_operation,
4662 simplify_const_binary_operation): Likewise.
4663 * stor-layout.c (get_mode_bounds): Likewise.
4665 * fold-const.c (fold_binary): New.
4666 (fold): Call fold_binary on binary expressions.
4668 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4670 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4671 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4672 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4673 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4674 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4676 2005-03-04 Devang Patel <dpatel@apple.com>
4678 PR tree-optimization/18815
4679 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4680 loops with zero exit edges.
4682 2005-03-04 Devang Patel <dpatel@apple.com>
4684 * doc/invoke.texi: Remove reference to webpage that does not exist.
4686 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4687 Joseph S. Myers <joseph@codesourcery.com>
4690 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4691 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4692 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4693 * pa.c (get_plabel): Change argument to symbol_ref. Call
4694 maybe_get_identifier instead of get_identifier.
4695 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4696 (struct deferred_plabel): Replace name field with symbol field.
4697 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4698 ASM_OUTPUT_EXTERNAL_REAL is defined.
4699 (output_global_address): Use output_addr_const for output of all
4701 (output_deferred_plabels): Use symbol_ref instead of name for address
4703 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4704 ASM_OUTPUT_SYMBOL_REF): New macros.
4705 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4707 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4710 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4712 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4713 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4715 2005-03-04 Jeff Law <law@redhat.com>
4717 * basic-block.h (rediscover_loops_after_threading): Declare.
4718 * tree-ssa-dom.c: Include cfgloop.h.
4719 (tree_ssa_dominator_optimize): Discover loops and some basic
4720 properties. Remove forwarder blocks recreated by loop header
4721 canonicalization. Also mark backedges in the CFG.
4722 * tree-ssa-threadupdate.c: Include cfgloop.h
4723 (rediscover_loops_after_threading): Define.
4724 (struct local_info): New field, JUMP_THREADED.
4725 (prune_undesirable_thread_requests): New function.
4726 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4727 then record that fact for the callers of redirct_edges.
4728 (thread_block): If BB has incoming backedges, then call
4729 prune_undesirable_thraed_requests. Note when we are
4730 going to have to rediscover loop information. Return a
4731 boolean indicating if any jumps were threaded.
4732 (thread_through_all_blocks): Bubble up boolean indicating
4733 if any jumps were threaded.
4734 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4735 (tree-ssa-threadupdate.o): Similarly.
4737 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4739 * fold-const.c (fold_ternary): Unroll the "for" loop to
4742 2005-03-04 Andrew Haley <aph@redhat.com>
4744 * unwind-dw2-fde-glibc.c (struct
4745 unw_eh_callback_data.check_cache): New field.
4746 (frame_hdr_cache): New.
4747 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4748 Cache frame header info.
4750 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4752 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4753 (print_c_condition): Declare.
4754 * read-rtl.c (ptr_loc): New structure.
4755 (ptr_locs, ptr_loc_obstack, joined_conditions)
4756 (joined_conditions_obstack): New variables.
4757 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4758 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4759 (join_c_conditions, print_c_condition): New functions.
4760 (apply_macro_to_string): Associate the new string with the same
4761 source location as the old one.
4762 (add_condition_to_string): Use join_c_conditions.
4763 (read_string): Use set_rtx_ptr_loc to record a filename and line
4764 number for the string.
4765 (read_rtx): Initialize the new variables above.
4766 * genattrtab.c (write_test_expr, write_attr_value): Use
4768 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4769 comment above the GCC_VERSION check.
4770 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4771 Inline the definition of MAYBE_EVAL.
4772 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4773 * genoutput.c (process_template): Likewise.
4774 * genpreds.c (write_predicate_subfunction): Likewise.
4775 (write_predicate_expr): Use print_c_condition.
4776 * genrecog.c (write_cond): Likewise.
4777 * gensupport.c (process_rtx): Use join_c_conditions to join the
4778 conditions of a define_insn_and_split. Record a source location
4779 for the string after the "&&".
4780 (alter_test_for_insn): Use join_c_conditions.
4782 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4785 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4786 PR tree-optimization/15784
4787 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4790 2005-03-04 Ben Elliston <bje@au.ibm.com>
4792 * gcc.c (option_map): Add --coverage.
4793 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4794 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4795 * config/darwin.h: Pass -lgcov for `coverage'.
4796 * doc/invoke.texi (Debugging Options): Document --coverage.
4798 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4800 * gcse.c (bypass_block): Use find_edge wherever possible.
4802 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4806 * c-opts.c (c_common_parse_file): Call start_source_file
4807 and end_source_file at the approriate times.
4809 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4810 the main file, it will be done for us now.
4812 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4814 * fold-const.c (fold_ternary): New.
4815 (fold): Call fold_ternary on ternary expressions. Remove
4816 handling of ternary expressions.
4818 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4820 PR tree-optimization/15784
4821 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4824 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4826 * config/rs6000/predicates.md (branch_comparison_operator):
4827 Convert from C block to conditional format.
4829 2005-03-03 Jan Hubicka <jh@suse.cz>
4831 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4832 and non-constant public variables.
4834 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4836 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4839 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4842 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4843 calls to release_ssa_name and release_phi_node.
4845 * fold-const.c (fold): Remove handling of unary expressions.
4847 * fold-const.c (fold_unary): Avoid directly using the original
4848 expression t as much as possible.
4850 2005-03-03 Roger Sayle <roger@eyesopen.com>
4851 Andrew Pinski <pinskia@physics.uc.edu>
4853 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4854 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4856 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4858 Describe special registers SRP and MOF as allocatable registers.
4859 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4860 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4861 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4862 TARGET_HAS_MUL_INSNS.
4863 (cris_print_operand) <case 'd'>: New case.
4864 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4865 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4867 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4868 (REG_ALLOC_ORDER): Update for MOF.
4869 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4871 (GENERAL_REGS): No longer a define of ALL_REGS.
4872 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4873 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4875 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4876 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4877 (SECONDARY_RELOAD_CLASS): Define.
4878 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4879 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4880 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4881 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4882 (REGISTER_MOVE_COST): Define.
4883 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4884 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4885 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4886 (CRIS_MOF_REGNUM): New define_constants.
4887 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4889 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4891 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4892 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4893 Adjust for MOF being properly described as a register.
4894 (indir_to_reg_split): Name this split. Conditionalize on the
4895 destination register being a general register.
4896 (movei): Conditionalize on on operands 0 and 1 having the same
4899 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4902 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4903 -mcpu to override any other explicitly given flags.
4905 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4907 * recog.c (verify_changes, confirm_change_group): New functions,
4908 broken out of apply_change_group.
4909 (apply_change_group): Use them.
4910 * recog.h (verify_change, confirm_change_group): Declare.
4911 * rtl.h (redirect_jump_2): Declare.
4912 * jump.c (redirect_exp, invert_exp): Delete.
4913 (invert_exp_1): Take second parameter. Return value. Changed caller.
4914 (redirect_jump_2): New function, broken out of redirect_jump.
4915 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4916 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4917 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4919 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4921 * varasm.c (named_section): Use xstrdup rather than doing it by
4924 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4926 2005-03-02 Devang Patel <dpatel@apple.com>
4928 Undo PR tree-optimization/18815 fix.
4930 2005-03-02 Devang Patel <dpatel@apple.com>
4932 PR tree-optimization/18815
4933 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4934 loops with zero exit edges.
4936 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4938 * cfg.c (connect_src, connect_dest, disconnect_src,
4939 disconnct_dest): New.
4940 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4941 redirect_edge_pred): Use the new functions.
4943 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4944 free_dominance_info only when needed.
4946 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4949 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4950 (reg_or_sub_cint64_operand): Same.
4952 2005-03-02 Jeff Law <law@redhat.com>
4954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4955 CFG_ALTERED in the main DOM iteration loop.
4957 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4960 * varasm.c (initializer_constant_valid_p): Allow conversions
4961 between OFFSET_TYPEs. Tidy.
4963 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4965 * config/cris/cris.md ("return"): Remove epilogue delay list
4968 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4970 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4972 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4974 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4976 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4977 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4978 config/m68k/m68k.c, config/mips/mips.h,
4979 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4980 doc/include/gcc-common.texi: Update copyright.
4982 PR middle-end/18029 and PR middle-end/18030
4983 * expr.c (optimize_bitfield_assignment_op): Add a special case
4984 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4986 * fold-const.c (fold_unary): New.
4987 (fold): Call fold_unary on unary expressions.
4989 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4991 * cgraph.h (struct cgraph_edge): Add prev_caller and
4993 (cgraph_node_remove_callees): Export.
4994 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4996 (cgraph_edge_remove_callee): New function.
4997 (cgraph_edge_remove_caller): Likewise.
4998 (cgraph_remove_edge): Use.
4999 (cgraph_redirect_edge_callee): Likewise.
5000 (cgraph_node_remove_callees): New function.
5001 (cgraph_node_remove_callers): Likewise.
5002 (cgraph_remove_node): Use.
5003 * tree-optimize.c (tree_rest_of_compilation): Use
5004 cgraph_node_remove_callees instead of manual loop.
5005 * cgraphunit.c (cgraph_finalize_function): Likewise.
5006 (cgraph_expand_function): Likewise.
5007 (cgraph_remove_unreachable_nodes): Likewise.
5009 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5012 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5014 * c-decl.c (undeclared_variable): Take location as argument.
5015 * c-typeck.c (build_external_ref): Likewise.
5016 * c-parser.c (c_parser_postfix_expression): Pass location of
5017 identifier to build_external_ref.
5019 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5021 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5022 CCEQ mode for branch_positive_comparison_operator test.
5023 * config/rs6000/predicates (branch_comparison_operator): Revert to
5025 (scc_comparison_operator): Same.
5026 (branch_positive_comparison_operator): Same.
5028 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5030 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5031 (cris_delay_slots_for_epilogue): Remove.
5032 (save_last): Move into cris_target_asm_function_epilogue.
5033 (cris_target_asm_function_epilogue): Remove tests for file being
5035 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5036 (cris_delay_slots_for_epilogue): Remove prototypes.
5037 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5038 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5040 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5042 * config/rs6000/predicates.md (branch_comparison_operator): Change
5043 to define_special_predicate.
5044 (scc_comparison_operator): Same.
5045 (branch_positive_comparison_operator): Same.
5047 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5049 * Makefile.in (tree-ssa-sink.o): New.
5050 (OBJS-common): Add tree-ssa-sink.o.
5051 * common.opt: Add -ftree-sink
5052 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5053 * timevar.def (TV_TREE_SINK): new timevar.
5054 * tree-flow.h (is_hidden_global_store): Prototype.
5055 * tree-optimize.c (init_tree_optimization_passes): Add
5057 * tree-pass.h (pass_sink_code): New.
5058 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5059 for non-obvious global store store to is_hidden_global_store, and
5060 call that new function.
5061 * tree-ssa-sink.c: New file.
5062 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5063 * doc/passes.texi: Document forward store motion.
5064 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5065 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5066 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5067 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5069 2005-03-01 Per Bothner <per@bothner.com>
5071 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5072 and we have a non-zero column-number, add it to the message.
5073 Also factor out the diagnostic_kind_text.
5075 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5077 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5078 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5079 flow_loop_scan): Removed.
5080 (flow_loop_dump): Do not dump removed fields.
5081 (flow_loop_free): Do not free removed fields.
5082 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5083 (loop_exit_edge_p): New function.
5084 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5085 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5086 num_exits, exits_doms.
5087 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5088 LOOP_EDGES, LOOP_ALL): Removed.
5089 (flow_loop_scan): Declaration removed.
5090 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5091 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5093 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5094 (if_convert): Call flow_loops_find and flow_loops_free
5095 when calling mark_loop_exit_edges.
5096 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5097 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5098 free_dominance_info calls.
5099 * loop-init.c (flow_loops_find): Ditto.
5100 * passes.c (rest_of_handle_branch_prob): Ditto.
5101 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5102 * loop-unroll.c (analyze_insns_in_loop): Do not use
5104 * predict.c (predict_loops): Do not call flow_loop_scan.
5105 Use get_loop_exit_edges.
5106 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5107 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5108 Do not use EDGE_LOOP_EXIT.
5109 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5110 to bb_with_exit_edge_p.
5111 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5112 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5113 to bb_with_exit_edge_p.
5114 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5116 * tree-loop-linear.c (linear_transform_loops): Do not call
5117 flow_loop_scan. Use loop->single_exit.
5118 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5119 (vect_analyze_loop_form): Do not call flow_loop_scan.
5120 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5122 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5124 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5125 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5126 slpeel_tree_duplicate_loop_to_edge_cfg,
5127 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5128 Use loop_preheader_edge and loop->single_exit. Do not call
5131 2005-03-01 Nick Clifton <nickc@redhat.com>
5133 * config/arm/arm.c (thumb_find_work_register): Check all of the
5134 argument registers to see if they are free, and a couple of
5135 special cases where the last argument register but can be proved
5136 to be available during the function's prologue.
5137 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5138 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5139 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5141 (thumb_compute_save_reg_mask): Likewise. Also use
5142 thumb_find_work_register() to ensure that there is agreement about
5143 which work register is going to be used in the prologue.
5144 (thumb_output_function_prologue): Use unsigned long as the type
5145 for the register bit-mask. Also delay pushing the link register if
5146 other high registers are going to be pushed.
5147 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5148 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5149 redundant prototypes.
5151 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5154 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5155 and after reload in REG+REG indexed addresses without REG_POINTER
5156 set in the base and not set in the index.
5158 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5160 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5161 Don't undefine here.
5162 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5163 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5164 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5165 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5166 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5168 * config.gcc (sh*-*-linux*): Use config/linux.h.
5170 2005-02-28 Dale Johannesen <dalej@apple.com>
5171 Stan Shebs <shebs@apple.com>
5173 Rewrite of 64-bit Darwin structure-by-value pass/return.
5174 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5175 intoffset, use_stack, named.
5176 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5177 (rs6000_darwin64_record_arg_advance_flush): New.
5178 (rs6000_darwin64_record_arg_advance_recurse): New.
5179 (rs6000_darwin64_record_arg_flush): New.
5180 (rs6000_darwin64_record_arg_recurse): New.
5181 (rs6000_darwin64_record_arg): New.
5182 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5183 (function_arg_boundary): Handle 128-bit aligned structs.
5184 (function_arg_advance): Rewrite darwin64 struct handling.
5185 (function_arg): Call rs6000_darwin64_record_arg.
5186 (function_arg_partial_nregs): Handle darwin64 structs.
5187 (rs6000_darwin64_function_value): Remove.
5188 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5190 2005-02-28 Roger Sayle <roger@eyesopen.com>
5192 PR tree-optimization/20216
5193 * tree-chrec.c (tree_fold_factorial): Delete.
5194 (tree_fold_binomial): Change argument list to take a return type
5195 and change the type of K to unsigned int. Rewrite to avoid explicit
5196 evaluation of factorials, and (recursively) calling fold to perform
5197 compile-time arithmetic. Return NULL on (internal) overflow.
5198 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5199 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5200 if any intermediate calculation overflows.
5201 (chrec_apply): Update call to chrec_evaluate.
5203 2005-02-28 James E Wilson <wilson@specifixinc.com>
5205 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5207 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5210 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5211 instead of NULL_TREE on error.
5213 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5215 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5216 (EASY_VECTOR_15_ADD_SELF): Remove.
5217 (num_insns_constant_wide): Not static.
5218 (validate_condition_mode): Not static.
5219 (toc_relative_expr_p): Not static.
5220 (legitimate_indirect_address_p): Not static.
5221 (macho_lo_sum_memory_operand): Not static.
5222 (invalid_e500_subreg): Not static.
5223 (easy_vector_same): Not static.
5224 (easy_vector_splat_const): Not static.
5225 (RS6000_SYMBOL_REF_TLS_P): Remove.
5226 (any_operand): Delete.
5227 (any_parallel_operand): Delete.
5228 (count_register_operand): Delete.
5229 (altivec_register_operand): Delete.
5230 (xer_operand): Delete.
5231 (s8bit_cint_operand): Delete.
5232 (short_cint_operand): Delete.
5233 (u_short_cint_operand): Delete.
5234 (non_short_cint_operand): Delete.
5235 (exact_log2_cint_operand): Delete.
5236 (gpc_reg_operand): Delete.
5237 (cc_reg_operand): Delete.
5238 (cc_reg_not_cr0_operand): Delete.
5239 (reg_or_short_operand): Delete.
5240 (reg_or_neg_short_operand): Delete.
5241 (reg_or_aligned_short_operand): Delete.
5242 (reg_or_u_short_operand): Delete.
5243 (reg_or_cint_operand): Delete.
5244 (reg_or_arith_cint_operand): Delete.
5245 (reg_or_add_cint64_operand): Delete.
5246 (reg_or_sub_cint64_operand): Delete.
5247 (reg_or_logical_cint_operand): Delete.
5248 (got_operand): Delete.
5249 (got_no_const_operand): Delete.
5250 (easy_fp_constant): Delete.
5251 (easy_vector_constant): Delete.
5252 (easy_vector_constant_add_self): Delete.
5253 (zero_constant): Delete.
5254 (zero_fp_constant): Delete.
5255 (volatile_mem_operand): Delete.
5256 (offsettable_mem_operand): Delete.
5257 (mem_or_easy_const_operand): Delete.
5258 (add_operand): Delete.
5259 (non_add_cint_operand): Delete.
5260 (logical_operand): Delete.
5261 (non_logical_cint_operand): Delete.
5262 (mask_operand): Delete.
5263 (mask_operand_wrap): Delete.
5264 (mask64_operand): Delete.
5265 (mask64_2_operand): Delete.
5266 (and64_operand): Delete.
5267 (and64_2_operand): Delete.
5268 (and_operand): Delete.
5269 (reg_or_mem_operand): Delete.
5270 (lwa_operand): Delete.
5271 (symbol_ref_operand): Delete.
5272 (call_operand): Delete.
5273 (current_file_function_operand): Delete.
5274 (input_operand): Delete.
5275 (rs6000_nonimmediate_operand): Delete.
5276 (rs6000_tls_symbol_ref): Delete.
5277 (save_world_operation): Delete.
5278 (restore_world_operation): Delete.
5279 (load_multiple_operation): Delete.
5280 (store_multiple_operation): Delete.
5281 (vrsave_operation): Delete.
5282 (mfcr_operation): Delete.
5283 (mtcrf_operation): Delete.
5284 (lmw_operation): Delete.
5285 (stmw_operation): Delete.
5286 (branch_comparison_operator): Delete.
5287 (branch_positive_comparison_operator): Delete.
5288 (scc_comparison_operator): Delete.
5289 (trap_comparison_operator): Delete.
5290 (boolean_operator): Delete.
5291 (boolean_or_operator): Delete.
5292 (min_max_operator): Delete.
5293 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5294 (EASY_VECTOR_15): Moved to here.
5295 (EASY_VECTOR_15_ADD_SELF): Move to here.
5296 (PREDICATE_CODES): Delete.
5297 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5298 Declare functions no longer static.
5299 * config/rs6000/predicates.md: New.
5300 * config/rs6000/rs6000.md: Include predicates.md
5302 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5304 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5305 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5307 * cfgrtl.c (need_fake_edge_p): Likewise.
5308 * combine.c (distribute_notes): Likewise.
5309 * emit-rtl.c (try_split): Likewise.
5310 * recog.c (peephole2_opimize): Likewise.
5311 * reg-notes.def (ALWAYS_RETURN): Remove.
5312 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5313 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5314 * tree.h (ECF_ALWAYS_RETURN): Remove.
5316 2005-02-28 Roger Sayle <roger@eyesopen.com>
5319 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5320 between different machine modes is never a "useless" conversion.
5322 2005-02-28 Geert Bosch <bosch@gnat.com>
5325 * doc/contrib.texi: List contributors for Ada front end
5327 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5329 * simplify-rtx.c (simplify_unary_operation_1,
5330 simplify_const_unary_operation): New, extracted from...
5331 (simplify_unary_operation): ... this one.
5332 (simplify_binary_operation_1,
5333 simplify_const_binary_operation): New, extracted from...
5334 (simplify_binary_operation): ... this one.
5335 * rtl.h (simplify_const_unary_operation,
5336 simplify_const_binary_operation): Add prototypes.
5338 2005-02-28 Julian Brown <julian@codesourcery.com>
5340 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5341 building libjava and caused PR regression/20228.
5343 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5346 * Makefile.in (host_subdir): New.
5347 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5348 * configure: Regenerate.
5350 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5352 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5353 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5354 installation directory first.
5356 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5359 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5360 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5361 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5362 * config/cris/cris.md: Tweak comments referring to Q.
5363 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5364 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5365 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5366 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5367 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5368 Insert spaces in constraints to align alternatives vertically for
5370 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5373 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5375 PR rtl-optimization/17728
5376 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5377 operand 0 from general_operand to move_dest_operand.
5379 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5381 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5382 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5383 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5384 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5386 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5388 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5389 * configure: Regenerate.
5390 * libada-mk.in: Remove CC; rename
5391 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5393 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5396 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5397 for the lhs, also walk over the tree. Likewise for rhs.
5399 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5401 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5402 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5403 Do not propagate value of iv before increment over the increment.
5405 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5407 * c-parser.c: New file.
5408 * c-parse.in: Remove.
5409 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5411 (c-parser.o): Add dependencies.
5412 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5413 maintainer-clean, TAGS): Update.
5414 * c-config-lang.in (gtfiles): Update.
5415 * gengtype-lex.l: Don't handle "@@".
5416 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5417 objc_build_synchronized, objc_begin_try_stmt,
5418 objc_begin_catch_clause, objc_finish_catch_clause,
5419 objc_build_finally_clause, objc_finish_try_stmt): New.
5420 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5422 (c_parse_init): Update comment.
5423 * c-decl.c (c_init_decl_processing): Update comment.
5424 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5425 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5426 new c_declspecs members.
5428 2005-02-25 Julian Brown <julian@codesourcery.com>
5430 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5431 from being used for symbols with vague linkage when
5432 HAVE_GAS_COMDAT_GROUP is true.
5434 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5436 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5438 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5441 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5442 (LIBGCC2_HAS_DF_MODE): New.
5443 (LIBGCC2_HAS_XF_MODE): New.
5444 (LIBGCC2_HAS_TF_MODE): New.
5445 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5446 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5447 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5448 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5449 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5450 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5451 and add _fixtfdi, _fixunstfdi, _floatditf
5452 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5453 L_fixunstfdi, L_floatditf.
5454 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5455 (LIBGCC2_HAS_TF_MODE): Define.
5457 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5459 PR tree-optimization/20204
5460 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5461 REWRITE_THIS_STMT markers on PHI nodes.
5462 (rewrite_initialize_block): Likewise.
5464 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5466 * version.c (version_string): Update to 4.1.
5468 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5470 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5471 Clarify that the alternative way doesn't work in GNU C++.
5473 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5475 PR tree-optimization/19937
5476 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5477 to the type of the induction variable.
5479 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5481 PR rtl-optimization/20117
5482 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5483 the block including noncopyable insn.
5485 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5487 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5488 calls to find_reg_note.
5490 2005-02-24 Richard Henderson <rth@redhat.com>
5493 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5496 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5498 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5499 vector types if to use base reg for misaligned non-word ld/std.
5501 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5504 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5505 dwarf2 label manually and put it after, not before the prologue.
5507 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5510 * reload.c (operands_match_p): Only increment register number for
5511 SCALAR_INT_MODE_P modes in multiple hard registers.
5513 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5516 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5518 * ChangeLog.5: Fix log message typo(s).
5519 * ChangeLog.7: Likewise.
5520 * ChangeLog.tree-ssa: Likewise.
5521 * cfgexpand.c: Fix comment typo(s).
5522 * conflict.c: Likewise.
5523 * defaults.h: Likewise.
5524 * dwarf2out.c: Likewise.
5526 * ggc-page.c: Likewise.
5527 * tree-eh.c: Likewise.
5528 * tree-ssa-dom.c: Likewise.
5530 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5533 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5534 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5535 if SHARED is defined.
5538 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5539 allow splitting only if operands 0 and 3 don't overlap.
5541 2005-02-24 Richard Henderson <rth@redhat.com>
5544 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5545 (fold_builtin_1): Call them.
5546 * fold-const.c (fold_complex_mult_parts): Split out from ...
5547 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5548 (fold_complex_div_parts, fold_complex_div): New.
5550 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5552 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5554 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5555 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5557 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5558 (print_node): Likewise.
5559 Print TYPE_SIZES_GIMPLIFIED.
5561 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5563 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5564 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5565 operands as commutative in constraints.
5567 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5569 * tree-into-ssa.c: Re-organize internal functions.
5571 2005-02-24 Richard Henderson <rth@redhat.com>
5574 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5576 * common.opt (fcx-limited-range): New.
5577 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5578 * toplev.c (flag_complex_method): Initialize to 1.
5579 (process_options): Set flag_complex_method to 0 if
5580 flag_cx_limited_range.
5581 * doc/invoke.texi (-fcx-limited-range): New.
5583 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5585 * cse.c (delete_trivially_dead_insns): Speed up by using
5586 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5589 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5591 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5592 functions when -mid-shared-library is being used.
5594 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5596 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5597 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5598 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5599 * system.h: Poison LINK_LIBGCC_SPECIAL.
5601 2005-02-23 James E Wilson <wilson@specifixinc.com>
5603 * gengtype.c (note_insn_name): Make 1 element larger.
5605 2005-02-23 Roger Sayle <roger@eyesopen.com>
5608 PR rtl-optimization/20097
5609 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5610 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5612 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5614 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5615 * t-aix52 (SHLIB_INSTALL): Same.
5617 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5619 * genpreds.c: Update copyright.
5621 2005-02-23 Michael Beach <michaelb@ieee.org>
5624 * config/sparc/t-elf (startup files): Assemble with CPP.
5626 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5628 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5629 (write_predicate_expr): Likewise.
5631 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5633 PR tree-optimization/20100
5634 PR tree-optimization/20115
5635 * tree-optimize.c (init_tree_optimization_passes): Remove
5636 pass_maybe_create_global_var.
5637 * tree-pass.h (pass_maybe_create_global_var): Remove.
5638 * tree-ssa-alias.c (aliases_computed_p): Declare.
5639 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5640 (count_calls_and_maybe_create_global_var): Remove.
5641 (pass_maybe_create_global_var): Remove.
5642 (init_alias_info): Do not declare aliases_computed_p.
5643 (maybe_create_global_var): If the function contains no
5644 call-clobbered variables and a mix of pure/const and regular
5645 function calls, create .GLOBAL_VAR.
5646 Mark all call-clobbered variables for renaming.
5647 (merge_pointed_to_info): Update comment.
5648 (add_pointed_to_var): Likewise.
5649 (is_escape_site): Likewise.
5650 Accept struct alias_info * instead of size_t *.
5652 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5654 * tree-ssa-operands.c (get_call_expr_operands): If
5655 ALIASES_COMPUTED_P is false, do not add call-clobbering
5657 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5658 (delete_tree_ssa): Likewise.
5660 2005-02-22 James E Wilson <wilson@specifixinc.com>
5662 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5663 (do_compile): Do call it here.
5665 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5667 PR rtl-optimization/20017.
5668 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5669 rest_of_handle_cse2, rest_of_handle_gcse): Call
5670 delete_dead_jumptables immediately before calling cleanup_cfg.
5672 2005-02-22 Devang Patel <dpatel@apple.com>
5675 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5678 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5680 * config/rs6000/aix.h (WINT_TYPE): Define.
5682 2005-02-22 Stan Shebs <shebs@apple.com>
5684 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5685 natural alignment for 64-bit Darwin.
5686 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5688 * doc/invoke.texi: Document this.
5690 2005-02-22 DJ Delorie <dj@redhat.com>
5692 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5693 to make_[un]signed_type, not the mode itself.
5695 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5697 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5698 not available. Use tail calls wherever possible.
5699 (make_edge): Call unchecked_make_edge to create an edge.
5701 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5702 (coalesce_ssa_name): Don't check for
5703 SSANORM_USE_COALESCE_LIST.
5704 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5706 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5708 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5709 (rewrite_into_ssa): ... here.
5711 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5713 PR tree-optimization/19786
5714 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5715 tag to another's may-alias bitmap when adding to the other's list.
5717 2005-02-21 DJ Delorie <dj@redhat.com>
5719 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5720 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5721 registers in unsupported ways.
5722 * expmed.c (init_expmed): Likewise.
5724 2005-02-21 Stan Cox <scox@redhat.com>
5726 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5728 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5730 * tree-cfg.c (fold_cond_expr_cond): New.
5731 (make_edges): Call fold_cond_expr_cond.
5732 (find_taken_edge): Accept nothing but INTEGER_CST.
5733 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5735 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5737 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5738 that do not belong to any basic block.
5740 2005-02-21 Jeff Law <law@redhat.com>
5742 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5745 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5747 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5748 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5749 Adjust their definitions.
5750 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5751 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5753 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5754 genautomata.c, langhooks.c, langhooks.h, system.h,
5755 config/arm/lib1funcs.asm: Update copyright.
5757 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5759 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5761 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5764 * doc/install.texi: Document --with-gc.
5766 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5768 * simplify-rtx.c (simplify_unary_operation): Add a missing
5771 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5773 PR tree-optimization/18663
5774 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5775 if the type has variable bounds.
5777 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5779 * gcse.c: Remove an obsolete comment.
5781 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5783 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5785 * doc/extend.texi (Function Attributes) <Attribute const>: The
5786 attribute "pure" is below this text, not above.
5788 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5790 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5791 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5792 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5794 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5797 * langhooks.h (struct lang_hooks): Add to_target_charset.
5798 * langhooks.c (lhd_to_target_charset): New function.
5799 * langhooks-def.h: Declare lhd_to_target_charset.
5800 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5801 (LANG_HOOKS_INITIALIZER): Update.
5802 * c-common.c (c_common_to_target_charset): New function.
5803 * c-common.h: Declare it.
5804 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5805 c_common_to_target_charset.
5807 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5808 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5810 * system.h: Poison them.
5811 * doc/tm.texi: Don't discuss them.
5812 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5813 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5814 (pp_c_char): Do not attempt to generate letter escapes for
5816 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5817 * config/mips/mips.c (mips_output_ascii): Likewise.
5819 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5821 PR tree-optimization/19951
5822 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5825 2005-02-19 Steven Bosscher <stevenb@suse.de>
5828 * function.h (struct function): New field `max_loop_depth'.
5829 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5830 (flow_loops_find): Reset the max loop depth count before finding loops.
5831 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5832 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5833 (calculate_global_regs_live): Make sure the loop will terminate
5834 when the initial sets are not empty.
5836 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5838 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5840 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5842 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5845 * doc/invoke.texi: Remove documentation of %M spec.
5847 (init_spec): Remove %M suffix from -lgcc_s.
5848 (do_spec_1): Remove 'M' case.
5849 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5850 to put shared libraries in the multilib directory. Remove the
5851 shlib_so_soname substitution variable. Don't add a multilib encoding
5852 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5853 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5854 SHLIB_INSTALL as well as SHLIB_LINK.
5855 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5856 (SHLIB_NAME): Delete.
5857 (SHLIB_DIR): New macro.
5858 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5859 (SHLIB_INSTALL): Adjust accordingly.
5860 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5861 * config/t-slibgcc-sld: Likewise.
5862 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5863 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5864 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5866 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5867 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5868 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5869 Use @shlib_base_name@ instead of @shlib_so_name@.
5870 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5871 and @shlib_base_name@.so in @multilib_dir@.
5872 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5873 to the install path.
5874 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5875 (SHLIB_LINK): Remove previous workaround.
5876 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5877 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5878 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5880 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5881 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5882 (SHLIB_INSTALL): Adjust accordingly.
5883 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5884 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5885 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5886 config/t-slibgcc-elf-ver.
5888 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5889 Jakub Jelinek <jakub@redhat.com>
5891 PR tree-optimization/19828
5892 * tree-ssa-loop-im.c: Add a TODO comment.
5893 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5894 without side-effects.
5896 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5898 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5901 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5903 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5904 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5905 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5907 (ia64_reorg): Delete fixup_errata call.
5908 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5909 (TARGET_SWITCHES): Delete -mb-step entry.
5911 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5914 * c-typeck.c (composite_type): Handle quals in transparent unions.
5915 (type_lists_compatible_p): Likewise.
5917 2005-02-18 Stan Shebs <shebs@apple.com>
5919 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5920 expressions in the .literal8 section.
5922 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5924 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5926 2005-02-18 Roger Sayle <roger@eyesopen.com>
5928 * fold-const.c (constant_boolean_node): Always create values of the
5929 specified type, don't bother calling truthvalue_conversion.
5931 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5933 * except.c (output_function_exception_table): Call
5934 assemble_external_libcall (eh_personality_libfunc).
5936 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5939 * config/ia64/ia64.h (struct machine_function): Add state_num.
5940 * config/ia64/ia64.c (process_epilogue,
5941 process_for_unwind_directive): Use new unwind state numbers each
5942 time rather than state 1.
5944 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5947 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5948 before the "*llgt_didi" pattern.
5950 2005-02-18 Jason Merrill <jason@redhat.com>
5952 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5954 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5956 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5957 (div0): Use it in place of ARM_FUNC_ALIAS.
5958 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5960 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5963 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5964 access, the lower bound of the array type if it exists.
5966 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5969 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5970 cases that are out-of-range for the index type.
5972 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5974 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5975 (estimate_case_costs): Don't call convert.
5976 * expmed.c (expand_shift): Likewise.
5977 (make_tree): Call fold_convert instead of convert.
5979 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5982 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5983 that ref to be marked MEM_READONLY_P doesn't have base that needs
5986 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5988 * genautomata.c (output_get_cpu_unit_code_func,
5989 output_cpu_unit_reservation_p): Don't generate old-style function
5992 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5995 PR tree-optimization/20009
5996 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5998 PR tree-optimization/18947
5999 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6000 inline, remove all nodes that are inlined into the extern inline
6003 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6005 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6006 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6007 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6008 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6011 2005-02-17 Roger Sayle <roger@eyesopen.com>
6013 PR tree-optimization/19917
6014 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6015 to be potentially trapping.
6017 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6019 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6021 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6023 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6024 tem becomes a local variable which is set to the value of the
6025 back end defined INITIAL_FRAME_ADDRESS macro.
6026 (expand_builtin_frame_address): Omit the base parameter to
6027 expand_builtin_return_addr.
6028 (expand_builtin_profile_func): Likewise.
6029 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6030 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6031 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6033 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6035 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6036 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6037 * config/frv/frv.c (frv_function_epilogue): Likewise.
6039 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6041 * lambda-code (perfect_nestify): Remove mark/unmark
6043 * tree-loop-linear.c (linear_transform_loops): Add
6044 rewrite_into_ssa call so that ssa is correct for
6045 rewriting into loop closed.
6047 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6049 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6050 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6052 * bt-load.c (btr_def_live_range, combine_btr_defs,
6053 migrate_btr_def, migrate_btr_defs): Likewise.
6054 * cfgcleanup.c (thread_jump): Likewise.
6055 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6056 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6057 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6058 df_rd_local_compute, df_reg_info_compute): Likewise.
6059 * dominance.c (init_dom_info, free_dom_info): Likewise.
6060 * flow.c (init_propagate_block_info,
6061 free_propagate_block_info): Likewise.
6062 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6063 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6064 modify_reg_pav): Likewise.
6065 * loop-invariant.c (find_defs, find_invariant_insn,
6066 find_invariants, free_inv_motion_data): Likewise.
6067 * predict.c (tree_predict_by_opcode,
6068 estimate_bb_frequencies): Likewise.
6069 * stmt.c (expand_case): Likewise.
6070 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6071 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6072 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6073 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6074 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6075 rewrite_ssa_into_ssa): Likewise.
6076 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6077 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6078 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6079 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6080 * tree-sra.c (tree_sra): Likewise.
6081 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6082 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6083 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6085 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6086 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6088 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6089 calculate_live_on_entry, calculate_live_on_exit,
6090 build_tree_conflict_graph): Likewise.
6091 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6092 record_important_candidates, set_use_iv_cost, find_depends,
6093 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6094 tree_ssa_iv_optimize_finalize): Likewise.
6095 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6096 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6097 tree_duplicate_loop_to_header_edge): Likewise.
6098 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6099 * tree-ssa.c (verify_flow_insensitive_alias_info,
6100 verify_name_tags, verify_ssa, init_tree_ssa,
6101 delete_tree_ssa): Likewise.
6102 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6103 fini_ssanames): Likewise.
6104 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6106 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6108 * config/rs6000/t-rtems: Completely reworked.
6110 2005-02-17 Ira Rosen <irar@il.ibm.com>
6112 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6114 2005-02-17 Ira Rosen <irar@il.ibm.com>
6116 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6117 POINTER_TYPE_P when checking that type is a pointer.
6118 (vect_get_memtag): Remove.
6119 (vect_address_analysis): Use POINTER_TYPE_P. Call
6120 vect_object_analysis with dummy parameter for memtag.
6121 (vect_object_analysis): Extract memtag (functionality that
6122 used to be in vect_get_memtag and moved here). Fix printings.
6123 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6124 with correct parameters. Remove call to vect_get_memtag.
6126 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6128 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6129 (tree-vectorizer.o): Added missing dependencies.
6131 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6133 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6134 declaration in tree-vectorizer.c, now has an extern declaration in
6136 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6137 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6138 get_vectype_for_scalar_type, vect_is_simple_use,
6139 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6140 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6141 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6142 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6143 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6144 find_loop_location): Likewise.
6146 * tree-vectorizer.c (langhooks.h): #include removed.
6147 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6148 moved to tree-vectorized.h.
6149 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6150 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6151 get_vectype_for_scalar_type, vect_is_simple_use,
6152 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6153 vect_supportable_dr_alignment, new_loop_vec_info,
6154 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6155 vect_set_verbosity_level, find_loop_location): Likewise.
6157 (vect_analyze_loop): Function externalized. Declaration moved to
6158 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6159 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6160 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6161 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6162 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6163 vect_enhance_data_refs_alignment, vect_analyze_operations,
6164 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6165 vect_stmt_relevant_p, vect_get_loop_niters,
6166 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6167 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6168 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6169 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6170 vect_get_memtag): Likewise.
6172 (vectorizable_load): Function externalized. Declaration moved to
6173 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6174 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6175 vect_transform_loop): Likewise.
6176 (vect_transform_stmt): Moved to tree-vect-transform.c.
6177 (vect_align_data_ref, vect_create_destination_var,
6178 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6179 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6180 vect_get_vec_def_for_operand, vect_init_vector,
6181 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6182 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6183 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6184 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6185 vect_do_peeling_for_loop_bound): Likewise.
6187 * tree-vect-analyze.c: New file.
6188 * tree-vect-transform.c: New file.
6190 2005-02-17 Jason Merrill <jason@redhat.com>
6192 PR mudflap/19319, c++/19317
6193 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6196 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6198 * doc/install.texi (Specific): Update link for Darwin-specific
6201 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6203 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6204 constant_boolean_node.
6206 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6209 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6210 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6212 2005-02-16 Richard Henderson <rth@redhat.com>
6215 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6217 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6218 replace uses with Wtype_MAXp1_F.
6219 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6220 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6221 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6222 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6223 and HAVE_TFMODE as appropriate.
6224 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6225 (__floatdisf): Likewise.
6226 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6227 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6228 (Wtype_MAXp1_F): New.
6229 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6230 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6232 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6235 * arm.c (arm_apply_result_size): New function.
6236 * arm.h (APPLY_RESULT_SIZE): Define.
6237 * arm-protos.h (arm_apply_result_size): Add prototype.
6238 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6239 (movxf): New expand.
6240 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6241 (call_value_symbol): Remove predicate for operand 0.
6242 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6243 (untyped_call): Rework to correclty return values for any type.
6244 (untyped_return): New expand.
6245 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6247 2005-02-16 Stan Shebs <shebs@apple.com>
6249 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6250 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6252 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6254 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6255 configure settings on Solaris 7 and later.
6257 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6259 PR tree-optimization/19865
6260 * tree-optimize.c (init_tree_optimization_passes): Run
6261 pass_may_alias after pass_sra.
6263 2005-02-16 Richard Henderson <rth@redhat.com>
6264 Stuart Hastings <stuart@apple.com>
6267 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6268 Do nothing if debug info suppressed for this function.
6269 (dbxout_begin_function): Early exit if debug info suppressed for
6272 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6275 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6277 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6279 PR tree-optimization/19967
6280 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6281 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6282 argument TYPE. Adjust calls to fold_builtin_XXX.
6283 (expand_builtin, fold_builtin_1): Adjust calls to
6285 (fold_builtin_strchr, fold_builtin_strpbrk,
6286 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6287 result to a requested type TYPE.
6289 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6292 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6293 (T)x & (T)cst if (T)cst overflows.
6294 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6295 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6297 2005-02-15 Jeff Law <law@redhat.com>
6299 * gcse.c (blocks_with_calls): New bitmap.
6300 (alloc_gcse_mem): Allocate it.
6301 (free_gcse_mem): Free it.
6302 (clear_modifY_mem_tables): Clear it.
6303 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6304 when we encounter CALL_INSNs.
6305 (compute_transp, case MEM): Handle blocks with calls separate
6306 from blocks without calls. Use bitmap iterators rather than
6309 2005-02-15 Peter O'Gorman <peter@pogma.com>
6312 * mklibgcc.in (vis_hide): Use a temporary object file, not
6315 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6318 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6319 access optimization.
6321 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6322 Alan Modra <amodra@bigpond.net.au>
6325 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6326 (_xlqsub): Rename to __gcc_qsub.
6327 (_xlqmul): Rename to __gcc_qmul.
6328 (_xlqdiv): Rename to __gcc_qdiv.
6329 Provide versioned symbol aliases with old names.
6330 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6331 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6332 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6333 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6334 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6336 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6338 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6339 Fold ~(A - 1) and ~(A + -1) to -A.
6341 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6345 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6346 config/pa/pa-host.c:pa_gt_pch_use_address.
6348 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6350 * tree-vn.c (get_value_handle): Make sure that given an
6351 is_gimple_min_invariant expression, we always return it.
6353 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6355 * passes.c (rest_of_handle_gcse): Fix a comment.
6357 2005-02-15 Jeff Law <law@redhat.com>
6359 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6361 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6362 (canon_list_insert, record_last_mem_set_info): Similarly.
6363 (clear_modify_mem_tables): Similarly.
6365 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6367 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6368 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6369 config/mips/mips.md, config/rs6000/aix.h,
6370 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6372 2005-02-15 Richard Henderson <rth@redhat.com>
6374 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6375 call to be best_edge.
6377 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6379 * basic-block.h: Adjust the prototype for find_basic_blocks.
6380 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6381 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6384 * flow.c (recompute_reg_usage): Remove all arguments.
6385 * passes.c (rest_of_compilation): Adjust the call to
6386 recompute_reg_usage.
6387 * rtl.h: Adjust the prototype for recompute_reg_usage.
6389 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6391 * tree-dump.c (dump_files): Update to reflect new member
6393 (dump_register): Add new argument.
6395 (dump_switch_p_1): Check against glob name if doglob was passed.
6396 (dump_switch_p): Check against regular first, then glob if
6397 we didn't have any hits on the dump name.
6398 * tree-optimize.c (register_one_dump_file):
6399 Pass in glob name as well.
6400 * tree-pass.h (struct dump_file_info): Add glob
6403 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6405 PR preprocessor/16323
6406 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6408 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6411 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6412 (trunctfdf2_internal1): New.
6413 (trunctfdf2_internal2): Renamed from trunctfdf2.
6415 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6417 PR tree-optimization/19853
6418 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6420 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6422 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6423 delete_dead_jumptables and cleanup_cfg.
6425 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6427 * reload.c (find_reloads): Swap address_reloaded flags when
6428 swapping commutative operands.
6430 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6432 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6433 Use standard_iv_increment_position for computing the bsi position
6435 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6438 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6441 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6442 life range of hard registers.
6443 * value-prof.c (insn_prefetch_values_to_profile): Only
6446 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6447 profile in libcalls.
6449 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6451 * bitmap.h (bitmap_and_compl_into): Return bool.
6452 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6454 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6456 PR tree-optimization/19944
6457 * fold-const.c (fold): Re-add ABS_EXPR folding.
6459 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6462 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6463 {TARGET,MASK}_XL_COMPAT.
6464 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6466 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6467 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6469 (rs6000_arg_partial_bytes): Same.
6470 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6471 and XL compatibility enabled.
6472 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6473 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6474 test to final condition.
6475 (cmptf_internal2): New.
6476 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6477 xl-compat. Add TFmode information to description.
6479 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6481 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6483 2005-02-13 Jason Merrill <jason@redhat.com>
6486 * fold-const.c (fold_indirect_ref_1): Split out from...
6487 (build_fold_indirect_ref): Here.
6488 (fold_indirect_ref): New fn.
6489 * tree.h: Declare it.
6490 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6491 (gimplify_modify_expr_rhs): Likewise.
6492 (gimplify_expr): Likewise.
6494 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6496 PR tree-optimization/14303
6497 PR tree-optimization/15784
6498 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6499 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6500 ABS_EXPR<x> != 0 to x != 0.
6502 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6504 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6505 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6506 spelling conventions.
6508 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6509 delete_trivially_dead_insns too many times.
6511 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6514 2005-02-12 Ira Rosen <irar@il.ibm.com>
6516 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6517 (vect_is_simple_iv_evolution): Remove redundant parameter
6519 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6520 without last parameter.
6521 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6522 Return pointer step. Call vect_is_simple_iv_evolution without
6523 last parameter. Check only that the step is multiple of size
6524 type. Remove stmt_vinfo updates.
6525 (vect_get_memtag_and_dr): Remove.
6526 (vect_get_memtag): New function.
6527 (vect_address_analysis): New function.
6528 (vect_object_analysis): New function.
6529 (vect_analyze_data_refs): Call vect_object_analysis and
6530 vect_get_memtag. Update stmt_vinfo fields.
6532 2005-02-12 Ira Rosen <irar@il.ibm.com>
6534 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6535 exist and are objects. Remove checks for pointer.
6536 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6537 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6538 (vect_create_data_ref_ptr): Likewise.
6539 (vect_base_addr_differ_p): New function.
6540 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6541 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6542 Don't set the DR_BASE_NAME field of data-ref.
6543 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6545 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6547 * optabs.h (enum optab_index): Add new OTI_ldexp.
6548 (ldexp_optab): Define corresponding macro.
6549 * optabs.c (init_optabs): Initialize ldexp_optab.
6550 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6552 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6554 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6555 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6557 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6558 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6561 2005-02-12 Ira Rosen <irar@il.ibm.com>
6563 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6565 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6567 (vect_get_base_and_offset): Always return an address.
6568 (vect_create_addr_base_for_vector_ref): Remove treatment for
6569 different data reference types.
6570 (vect_compute_data_ref_alignment): Rename base to base_address in
6571 stmt_vec_info. Get the object in order to force its alignment.
6572 (vect_get_memtag_and_dr): Rename base to base_address in
6573 stmt_vec_info. Extract the object for memtag analysis.
6575 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6577 PR regression/19898.
6578 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6579 changes cc_status, use apply modified_in_p to part of cc_status
6580 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6583 2005-02-11 Richard Henderson <rth@redhat.com>
6585 * tree-complex.c (expand_complex_libcall): New.
6586 (expand_complex_multiplication): Use it for c99 compliance.
6587 (expand_complex_division): Likewise.
6588 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6590 * builtins.c (built_in_names): Remove const.
6591 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6593 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6594 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6595 (built_in_names): Remove const.
6596 * c-common.c (c_common_type_for_mode): Handle complex modes.
6597 * flags.h, toplev.c (flag_complex_method): Rename from
6598 flag_complex_divide_method.
6599 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6600 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6601 * libgcc2.h: Declare them.
6602 * libgcc-std.ver: Export them.
6603 * mklibgcc.in (lib2funcs): Build them.
6605 2005-02-11 Steven Bosscher <stevenb@suse.de>
6607 PR tree-optimization/19876
6608 Partially revert my change from 2005-01-14
6609 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6610 (compute_antic): ...and remove the loop here.
6612 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6615 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6616 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6618 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6619 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6621 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6623 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6624 offsets for the big-endian 32-bit case.
6626 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6628 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6630 2005-02-11 Dale Johannesen <dalej@apple.com>
6632 * cselib.c (cselib_process_insn): Clear out regs where
6633 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6634 * reload.c (find_equiv_reg): Ditto.
6636 2005-02-11 Ian Lance Taylor <ian@airs.com>
6638 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6641 * tree.c (build_function_type_list): Work correctly if there are
6644 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6646 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6647 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6648 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6649 TARGET_ZARCH instead of TARGET_64BIT.
6651 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6653 * config/rs6000/t-rtems:
6654 (MULTILIB_OPTIONS): Remove mcpu=602.
6655 (MUTLILIB_DIRNAMES): Remove m602.
6656 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6657 Let mcpu=602 match mcpu=603.
6658 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6660 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6662 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6665 2005-02-10 David Daney <ddaney@avtrex.com>
6667 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6668 * config/i386/linux-unwind.h: Likewise.
6669 * config/ia64/linux-unwind.h: Likewise.
6670 * config/mips/linux-unwind.h: Likewise.
6671 * config/pa/linux-unwind.h: Likewise.
6672 * config/rs6000/linux-unwind.h: Likewise.
6673 * config/s390/linux-unwind.h: Likewise.
6674 * config/sh/linux-unwind.h: Likewise.
6675 * config/sparc/linux-unwind.h: Likewise.
6677 2005-02-10 Steven Bosscher <stevenb@suse.de>
6679 PR tree-optimization/17549
6680 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6681 TER to replace a DEF with its expression if the DEF and the
6682 rhs of the expression we replace into have the same root
6685 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6687 * config/mips/mips.md: Fix the placement of the match_scratch in the
6690 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6692 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6695 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6697 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6698 (strip_offset): Handle addresses.
6699 (add_address_candidates): Use strip_offset.
6700 (difference_cost): Reflect strip_offset change.
6701 (force_var_cost, difference_cost): Strip nops.
6703 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6705 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6707 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6708 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6709 config/cris/cris-protos.h, config/cris/cris.c: Update
6712 2005-02-10 Jeff Law <law@redhat.com>
6714 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6715 (lookup_avail_expr): Similarly.
6717 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6719 * builtins.c (fold_builtin_powi): New function.
6720 (fold_builtin_1): Call it.
6722 2005-02-10 Steven Bosscher <stevenb@suse.de>
6724 PR documentation/19309
6725 * doc/cpp.texi: The __GNUC__ and related predefined macros
6726 are also defined for the "standalone" cpp.
6727 Some non-GCC compilers may also define __GNUC__.
6729 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6732 * c-typeck.c (common_type): New routine. Old common_type renamed
6734 (c_common_type): ...this.
6735 (build_conditional_expr, build_binary_op): Use c_common_type instead
6738 2005-02-10 Steven Bosscher <stevenb@suse.de>
6740 * doc/md.texi: Replace @samp{length} with @code{length}.
6742 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6744 PR tree-optimization/18687
6745 * tree-flow.h (find_loop_niter): Declare.
6746 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6747 Try using scev even for loops with more than one exit.
6748 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6749 (struct ivopts_data): Added niters field.
6750 (struct nfe_cache_elt): New.
6751 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6753 (tree_ssa_iv_optimize_init): Initialize niters cache.
6754 (determine_number_of_iterations): Removed.
6755 (find_induction_variables): Do not call determine_number_of_iterations.
6756 Access niters for single exit through niter_for_single_dom_exit.
6757 (add_iv_outer_candidates): Access niters for single exit through
6758 niter_for_single_dom_exit.
6759 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6760 number_of_iterations_cond.
6761 (iv_period): New function.
6762 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6763 (may_replace_final_value): Take data argument. Use
6764 niter_for_single_dom_exit.
6765 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6766 (rewrite_use_compare): Pass data to may_eliminate_iv.
6767 (rewrite_use_outer): Pass data to may_replace_final_value.
6768 (free_loop_data): Clean up the niters cache.
6769 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6770 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6771 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6772 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6773 (num_ending_zeros): Moved to tree.c.
6774 * tree.h (num_ending_zeros): Declare.
6775 * tree.c (num_ending_zeros): Moved from tree.c.
6777 2005-02-09 Richard Henderson <rth@redhat.com>
6779 * builtins.c (DEF_BUILTIN): Add COND argument.
6780 * tree.h (DEF_BUILTIN): Likewise.
6781 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6782 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6784 (DEF_BUILTIN_STUB): New.
6785 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6786 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6787 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6788 * c-common.c (DEF_BUILTIN): Add COND argument.
6789 * tree.c (local_define_builtin): New.
6790 (build_common_builtin_nodes): New.
6792 2005-02-09 Roger Sayle <roger@eyesopen.com>
6794 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6795 floating point expression ignoring the sign of the result.
6796 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6797 (fold) <MULT_EXPR>: Use it to simplify x*x.
6798 * tree.h (fold_strip_sign_ops): Prototype here.
6799 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6800 argument. Use fold_strip_sign_ops to simplify the first argument.
6801 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6802 first argument when the second argument is an even integer
6803 constant, but only with -funsafe_math_optimizations.
6804 (fold_builtin_1): Update call to fold_builtin_copysign.
6806 2005-02-09 Ian Lance Taylor <ian@airs.com>
6809 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6810 just check whether EH_FILTER_FAILURE falls through.
6812 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6814 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6815 insns return to ready list in the next turn.
6817 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6820 * builtins.def: New __builtin_powi[lf].
6821 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6822 (expand_builtin_powi): New function.
6823 (expand_builtin): Dispatch to expand_builtin_powi.
6824 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6825 * libgcc2.c: Add __builtin_powi[lf] implementation.
6826 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6827 * optabs.h: Add powi_optab.
6828 * optabs.c (init_optabs): Initialize powi_optab.
6829 * doc/extend.texi: Document __builtin_powi[lf].
6831 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6833 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6836 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6839 * fold-const.c (try_move_mult_to_index): Remove redundant
6840 type argument. Create ADDR_EXPR with correct type.
6841 (fold): Update callers of try_move_mult_to_index. Convert
6842 result to the appropriate type.
6844 2005-02-09 Roger Sayle <roger@eyesopen.com>
6847 * config/avr/avr.c (default_rtx_costs): Delete.
6848 (avr_operand_rtx_cost): New function.
6849 (avr_rtx_costs): Completely rewrite.
6851 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6854 * config/cris/cris.c (in_code): New variable.
6855 (cris_output_addr_const): Now a static function, a wrapper for
6857 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6858 case from old cris_output_addr_const.
6859 (cris_asm_output_label_ref): Similar for LABEL_REF.
6860 (cris_output_addr_const_extra): Similar for UNSPEC.
6861 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6862 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6863 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6865 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6866 (cris_asm_output_label_ref): Declare.
6868 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6870 PR preprocessor/19801
6871 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6872 filenames that changed when libcpp was moved to the toplevel.
6874 2005-02-07 Roger Sayle <roger@eyesopen.com>
6876 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6877 zero extensions of BImode operands. Call lowpart_subreg instead
6878 of gen_lowpart_common and gen_lowpart_SUBREG.
6880 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6883 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6884 * configure.ac: Set cc_for_cross_gnattools.
6885 * configure: Regenerate.
6887 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6890 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6892 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6895 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6896 of nested functions.
6898 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6900 * doc/extend.texi: Document deprecated extensions allowing
6901 static floating-point members to have initializers and allowing
6902 floating-point literals in integral constant expressions.
6904 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6906 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6907 config/darwin7.h, config/mips/mips.c,
6908 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6911 * cse.c: Update comments.
6913 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6916 * builtins.c (fold_builtin_sqrt): Transform
6917 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6920 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6921 Dorit Naishlos <dorit@il.ibm.com>
6923 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6924 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6925 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6927 * tree.h (vect_set_verbosity_level): New extern function declaration
6929 * tree-vectorizer.h (verbosity_levels): New enum type.
6930 * tree-vectorizer.c (vect_debug_stats): Function removed.
6931 (vect_debug_details): Likewise.
6932 (vect_verbosity_level): Global variable was defined and initialized.
6933 (vect_dump): Global variable definition.
6934 (vect_print_dump_info): New function.
6935 (vect_set_dump_settings): New function.
6936 (vect_set_verbosity_level): New function.
6937 (vectorize_loops): Add call to vect_set_dump_settings.
6939 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6940 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6941 (slpeel_tree_peel_loop_to_edge): Likewise.
6943 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6944 appropriate verbosity level instead of call to vect_debug_details
6945 or vect_debug_stats.
6946 (vect_get_base_and_offset):
6947 (vect_create_addr_base_for_vector_ref):
6948 (get_vectype_for_scalar_type):
6949 (vect_create_data_ref_ptr):
6951 (vect_get_vec_def_for_operand):
6952 (vect_finish_stmt_generation):
6953 (vectorizable_assignment):
6954 (vectorizable_operation):
6955 (vectorizable_store):
6956 (vectorizable_load):
6957 (vect_transform_stmt):
6958 (vect_update_ivs_after_vectorizer):
6959 (vect_do_peeling_for_loop_bound):
6960 (vect_update_inits_of_drs):
6961 (vect_do_peeling_for_alignment):
6962 (vect_transform_loop):
6963 (vect_is_simple_use):
6964 (vect_analyze_operations):
6965 (vect_is_simple_iv_evolution):
6966 (vect_analyze_scalar_cycles):
6967 (vect_analyze_data_ref_dependence):
6968 (vect_analyze_data_ref_dependences):
6969 (vect_compute_data_ref_alignment):
6970 (vect_enhance_data_refs_alignment):
6971 (vect_analyze_data_refs_alignment):
6972 (vect_analyze_data_ref_access):
6973 (vect_analyze_data_ref_accesses):
6974 (vect_analyze_pointer_ref_access):
6975 (vect_get_memtag_and_dr):
6976 (vect_analyze_data_refs):
6977 (vect_mark_relevant):
6978 (vect_stmt_relevant_p):
6979 (vect_mark_stmts_to_be_vectorized):
6980 (vect_can_advance_ivs_p):
6981 (vect_get_loop_niters):
6982 (vect_analyze_loop_form):
6983 (vect_analyze_loop):
6984 (vectorize_loops): Likewise.
6986 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6987 (vect_update_inits_of_drs):
6988 (vect_do_peeling_for_alignment):
6989 (vect_transform_loop):
6990 (vect_analyze_operations):
6991 (vect_analyze_scalar_cycles):
6992 (vect_analyze_data_ref_dependences):
6993 (vect_analyze_data_refs_alignment):
6994 (vect_analyze_data_ref_accesses):
6995 (vect_analyze_data_refs):
6996 (vect_mark_stmts_to_be_vectorized):
6997 (vect_get_loop_niters):
6998 (vect_analyze_loop_form):
6999 (vect_analyze_loop): Likewise.
7000 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7002 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7006 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7007 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7008 either -ffast-math or -funsafe-math-optimizations is in use.
7010 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7011 * config/mips/irix-csr.c: New file.
7012 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7013 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7014 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7017 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7019 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7020 redundant, incorrect definitions.
7022 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7024 ("*tls_indirect_call"): New, reference hard regs directly.
7025 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7027 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7029 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7030 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7032 2005-02-06 Roger Sayle <roger@eyesopen.com>
7034 PR rtl-optimization/19800
7035 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7036 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7039 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7041 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7043 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7046 * doc/invoke.texi: Correct documentation of -freorder-functions.
7048 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7051 * doc/invoke.texi: Don't mention gccbug.
7053 2005-02-06 Roger Sayle <roger@eyesopen.com>
7054 Andrew Pinski <pinskia@physics.uc.edu>
7055 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7057 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7058 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7059 into just (zero_extract:SI FOO (const_int 1) BAR).
7061 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7063 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7064 macro locally. Don't give last revision date. Use GCC version
7065 number from gcc-common.texi.
7066 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7067 revision date. Use GCC version number from gcc-common.texi.
7068 Describe being a library as current state rather than as 3.x
7070 * doc/gcc.texi: Remove last update date.
7071 * doc/gccint.texi: Likewise. Update copyright dates.
7072 * doc/install.texi: Update copyright dates.
7074 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7077 * doc/invoke.texi: Mention for each option included in -Wall that
7078 it is included in -Wall.
7079 * doc/gcc.texi: Update copyright and last modification date.
7081 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7083 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7084 unnecessary cast to original induction variable increments.
7086 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7088 PR tree-optimization/18219
7089 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7090 in distributed form.
7092 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7094 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7095 Set bitpos and offset later in the function. Do nothing if the
7096 target is a register and if the bitfield lies completely outside
7098 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7099 here. Return an uninitialised register if the source value is stored
7100 in a register and the bitfield lies completely outside that register.
7102 2005-02-06 Steven Bosscher <stevenb@suse.de>
7104 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7107 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7109 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7111 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7113 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7114 * config/darwin8.h: New.
7115 * config/darwin7.h: Update comment.
7117 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7118 Dorit Naishlos <dorit@il.ibm.com>
7120 * tree-vectorizer.h (LOC): New type.
7121 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7122 (loop_line_number): New field in struct _loop_vec_info.
7123 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7125 * tree-vectorizer.c (input.h): Included.
7126 (find_loop_location): New function.
7127 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7128 loop line number removed.
7129 (vect_debug_details): Likewise.
7130 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7132 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7133 call to vect_debug_details/stats changed from loop to loop_loc.
7134 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7135 (slpeel_tree_peel_loop_to_edge): Likewise.
7137 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7138 changed from NULL to UNKNOWN_LOC.
7139 (vect_get_base_and_offset):
7140 (vect_create_addr_base_for_vector_ref):
7141 (get_vectype_for_scalar_type):
7142 (vect_create_data_ref_ptr):
7144 (vect_get_vec_def_for_operand):
7145 (vect_finish_stmt_generation):
7146 (vectorizable_assignment):
7147 (vectorizable_operation):
7148 (vectorizable_store):
7149 (vectorizable_load):
7150 (vect_transform_stmt):
7151 (vect_update_ivs_after_vectorizer):
7152 (vect_do_peeling_for_loop_bound):
7153 (vect_do_peeling_for_alignment):
7154 (vect_transform_loop):
7155 (vect_is_simple_use):
7156 (vect_analyze_operations):
7157 (vect_is_simple_iv_evolution):
7158 (vect_analyze_scalar_cycles):
7159 (vect_analyze_data_ref_dependences):
7160 (vect_compute_data_ref_alignment):
7161 (vect_enhance_data_refs_alignment):
7162 (vect_analyze_data_ref_access):
7163 (vect_analyze_data_ref_accesses):
7164 (vect_analyze_pointer_ref_access):
7165 (vect_get_memtag_and_dr):
7166 (vect_analyze_data_refs):
7167 (vect_mark_relevant):
7168 (vect_stmt_relevant_p):
7169 (vect_mark_stmts_to_be_vectorized):
7170 (vect_can_advance_ivs_p):
7171 (vect_get_loop_niters):
7172 (vect_analyze_loop):
7173 (vectorize_loops): Likewise.
7175 (vectorizable_load): Argument in call to vect_debug_details/stats
7176 changed from loop to LOOP_LOC (loop_vinfo).
7177 (vect_transform_loop):
7178 (vect_analyze_operations):
7179 (vect_analyze_scalar_cycles):
7180 (vect_analyze_data_ref_dependence):
7181 (vect_enhance_data_refs_alignment):
7182 (vect_analyze_data_ref_accesses):
7183 (vect_analyze_pointer_ref_access):
7184 (vect_analyze_data_refs):
7185 (vect_analyze_loop): Likewise.
7187 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7188 changed from loop to loop_loc.
7190 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7192 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7193 Dorit Naishlos <dorit@il.ibm.com>
7195 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7197 (vect_analyze_data_ref_dependences): Likewise.
7199 (vect_is_simple_use): Argument changed from loop structure to
7200 loop_vect_info structure.
7201 (vect_can_advance_ivs_p): Likewise.
7202 (vect_create_index_for_vector_ref): Likewise.
7203 (vect_update_ivs_after_vectorizer): Likewise.
7204 (new_stmt_vec_info): Likewise.
7206 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7207 changed from loop to loop_vinfo.
7208 (vect_create_data_ref_ptr): First argument in call to
7209 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7210 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7211 was changed from loop to loop_vinfo.
7212 (vectorizable_operation): Likewise.
7213 (vectorizable_store): Likewise.
7214 (vect_mark_stmts_to_be_vectorized): Likewise.
7215 (vect_do_peeling_for_loop_bound): First argument in call to
7216 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7217 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7218 was changed from loop to loop_vinfo.
7219 (vect_analyze_data_ref_dependences): Third argument in call to
7220 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7222 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7223 (vect_create_data_ref_ptr): Likewise.
7224 (vect_init_vector): Likewise.
7225 (vect_get_vec_def_for_operand): Likewise.
7226 (vectorizable_assignment): Likewise.
7227 (vectorizable_operation): Likewise.
7228 (vectorizable_store): Likewise.
7229 (vectorizable_load): Likewise.
7230 (vect_update_ivs_after_vectorizer): Likewise.
7231 (vect_is_simple_use): Likewise.
7232 (vect_analyze_data_ref_dependence): Likewise.
7233 (vect_analyze_pointer_ref_access): Likewise.
7234 (vect_can_advance_ivs_p): Likewise.
7236 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7237 before _stmt_vec_info.
7238 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7239 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7240 (new_stmt_vec_info): Argument changed from loop structure to
7241 loop_vect_info structure
7243 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7244 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7245 (vect_create_addr_base_for_vector_ref): Likewise.
7246 (vect_analyze_pointer_ref_access): Likewise.
7248 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7251 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7252 phi flag if the phi is abnormal.
7254 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7257 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7258 information for the new statement.
7260 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7263 * gcc.c (main): Include the target in -v output.
7265 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7267 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7268 Do not drop the extend if we'd have to add a paradoxical subreg
7269 later. Include optabs.h and insn-codes.h.
7270 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7272 2005-02-02 Roger Sayle <roger@eyesopen.com>
7275 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7276 * fold-const.c (const_binop): Avoid constant folding floating
7277 point operations in modes that use composite representations.
7278 * simplify-rtx.c (simplify_binary_operation): Likewise.
7280 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7282 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7284 (altivec_dstt): Likewise.
7285 (altivec_dstst): Likewise.
7286 (altivec_dststt): Likewise.
7287 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7290 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7292 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7293 EXPR_LOCUS from orig_cond to the new cond_stmt.
7294 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7297 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7299 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7300 standard_iv_increment_position. Remove call to bsi_next
7301 (no need to bump the iterator anymore).
7302 (vect_create_index_for_vector_ref): Call
7303 standard_iv_increment_position. Remove second function argument.
7304 (vect_finish_stmt_generation): Remove call to bsi_next
7305 (no need to bump the iterator anymore).
7306 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7307 to vect_create_index_for_vector_ref.
7309 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7311 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7312 phis are used out of the loop.
7314 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7317 * c-decl.c (undef_nested_function): New variable.
7318 (pop_scope): Diagnose undefined nested functions.
7319 (finish_function): Don't attempt cgraph processing or genericizing
7320 if current top-level function contained an undefined nested
7321 function. Reset undef_nested_function at the end of a top-level
7324 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7326 * tree.c (build_int_cst_type): Take sign of the value into account
7327 when deciding whether sign extend the value.
7329 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7332 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7333 (cpp_options, cc1_options): Change %{std*&ansi} to
7334 %{std*&ansi&trigraphs}.
7336 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7338 * cse.c: Update comments.
7340 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7342 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7343 arguments go on the stack. Do not put complex doubles in odd/even
7346 2005-02-02 Steven Bosscher <stevenb@suse.de>
7348 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7349 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7350 -ftree-pre, and -fthread-jumps.
7352 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7354 PR tree-optimization/19578
7355 * tree-flow.h (modified_noreturn_calls): Declare.
7356 (noreturn_call_p): Declare.
7357 * tree-flow-inline.h (noreturn_call_p): New function.
7358 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7359 * tree-cfg.c (modified_noreturn_calls): New variable.
7360 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7361 that contain a mid-block noreturn call.
7362 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7364 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7366 * df.c (df_def_record_1, df_uses_record): Don't use
7368 * df.h (DF_FOR_REGALLOC): Remove.
7370 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7373 * c-typeck.c (really_start_incremental_init): Reset
7374 constructor_max_index for arrays of incomplete type.
7376 2005-02-02 Jeff Law <law@redhat.com>
7378 * gcse.c (struct reg_set): Store the block index where the register
7379 was set rather than the setting insn.
7380 (record_one_set, compute_transp): Corresponding changes.
7381 (pre_insert_copy_insn): Do not call replace_one_set.
7382 (replace_one_set): Remove.
7384 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7387 * doc/gcov.texi: Fix typo.
7389 2005-02-01 Richard Henderson <rth@redhat.com
7392 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7393 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7395 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7396 * config/i386/i386-protos.h: Update.
7398 2005-02-01 Steven Bosscher <stevenb@suse.de>
7400 PR tree-optimization/19217
7401 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7402 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7403 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7404 that it is walking a PHI node.
7406 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7408 * doc/extend.texi (Nested Functions): Update.
7410 2005-02-01 Richard Henderson <rth@redhat.com>
7413 * optabs.c (expand_copysign_absneg): Export.
7414 * optabs.h (expand_copysign_absneg): Declare.
7415 * config/rs6000/rs6000.md (copysigntf3): New.
7417 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7419 PR tree-optimization/19633
7420 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7421 * tree-ssa-alias.c (init_alias_info): Initialize.
7422 (merge_pointed_to_info): Set.
7423 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7424 (dump_points_to_info_for): Show value of pt_null.
7425 (struct count_ptr_d): Declare.
7426 (find_ptr_dereference): Remove.
7427 (ptr_is_dereferenced_by): Remove.
7428 (count_ptr_derefs): New local function.
7429 (count_uses_and_derefs): New local function.
7430 (compute_points_to_and_addr_escape): Call it. If the number
7431 of dereferences is greater than zero, mark the pointer as
7432 dereferenced. If there are fewer dereferences than uses of
7433 the pointer, the pointer's value escapes.
7435 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7437 PR tree-optimization/19670
7438 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7440 (verify_use): ... set it here, instead.
7442 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7444 * doc/sourcebuild.texi (Test directives): Fix formatting.
7446 * doc/sourcebuild.texi (Test directives): Describe selector
7449 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7451 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7452 specific 64-bit CPUs.
7454 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7457 * arm.c (arm_eliminable_register): New function.
7458 (adjacent_mem_locations): Don't allow eliminable registers. Use
7459 HOST_WIDE_INT for address offsets.
7460 * arm-protos.h (arm_eliminable_register): Add prototype.
7462 2005-02-01 Steven Bosscher <stevenb@suse.de>
7464 PR optimization/15242
7465 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7466 * basic-block.h (duplicate_computed_gotos): Add prototype.
7467 * bb-reorder.c (duplicate_computed_gotos): New function to
7468 duplicate sufficiently small blocks ending in a computed jump.
7469 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7470 if not optimizing for size.
7471 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7472 never do tail merging for blocks ending in a computed jump.
7473 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7475 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7477 Patch from Richard Sandiford <rsandifo@redhat.com>
7478 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7479 from inheriting a subreg equivalence with a non-spill register.
7481 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7483 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7485 * config/frv/frv.c (movcc_fp_destination_operand): New.
7486 (gpr_or_memory_operand): Fix typo in comment.
7487 (gpr_or_memory_operand_with_scratch): New.
7488 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7489 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7490 movcc_fp_destination_operand.
7491 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7492 Legitimize memory addresses using a scratch register.
7494 2005-01-31 Jeff Law <law@redhat.com>
7496 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7497 bitmap a sparse bitmap instead of a simple bitmap.
7498 (mark_def_sites_initialize_block): Corresponding changes.
7499 (ssa_mark_def_sites_initialize_block): Likewise.
7500 (ssa_mark_phi_uses): Likewise.
7501 (mark_def_site, ssa_mark_def_sites): Likewise.
7502 (mark_def_site_blocks): Likewise.
7503 (rewrite_ssa_into_ssa): Likewise.
7505 * tree-ssa-dom.c (record_cond): Pass correct variable type
7506 for last argument to htab_find_slot_with_hash.
7508 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7509 effects when optimizing 0 % X. Do not try to optimize X % 0.
7511 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7513 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7516 2005-02-01 Eric Christopher <echristo@redhat.com>
7518 * config/mips/mips.c (override_options): Warn if -mint64
7520 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7523 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7525 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7527 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7528 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7529 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7530 (cached_regno): Initialize to INVALID_REGNUM.
7531 (cse_reg_info_table_size,
7532 cse_reg_info_table_first_uninitialized,
7533 cse_reg_info_timestamp): New.
7534 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7536 (init_cse_reg_info, get_cse_reg_info_1): New.
7537 (get_cse_reg_info): Cache the last look-up.
7538 (new_basic_block): Update the code to clear mappings from
7539 registers to cse_reg_info entries.
7540 (cse_main): Call init_cse_reg_info.
7542 * cse.c (get_cse_reg_info): Update a comment.
7544 2005-01-31 Steven Bosscher <stevenb@suse.de>
7547 * c-decl.c (start_decl): Do not warn about arrays of elements with
7548 an incomplete type here.
7549 (grokdeclarator): Do it here by making a pedwarn an error.
7550 * c-typeck.c (push_init_level): If there were previous errors with
7551 the constructor type, do not warn about braces for initializers.
7552 (process_init_element): Likewise for excess initializer elements.
7554 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7556 * cse.c (delete_trivially_dead_insn): Don't iterate.
7558 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7560 * config/rs6000/rs6000.md (copysignsf3): New expand.
7561 (copysigndf3): Likewise.
7563 2005-01-31 Steven Bosscher <stevenb@suse.de>
7565 * recog.c (constrain_operands): Only look for earlyclobber operand
7566 conflicts if an '&' constraint was seen.
7568 2005-01-31 Marc Espie <espie@openbsd.org>
7570 * config.gcc: Don't include embedded systems fragment, switches default
7571 debugging format to ELF.
7572 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7573 longer pick it up there.
7575 2005-01-31 Dale Johannesen <dalej@apple.com>
7577 * doc/extend.texi (nested functions): Fix linkage description.
7578 Clarify that static is not allowed.
7580 2005-01-31 Dale Johannesen <dalej@apple.com>
7582 * config/rs6000/darwin.md (movsf_low_di): Make work.
7583 (movdf_low_di): Make work.
7585 2005-01-31 Dale Johannesen <dalej@apple.com>
7587 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7588 Make work for 64 bit.
7590 2005-01-31 Roger Sayle <roger@eyesopen.com>
7591 Dale Johannesen <dalej@apple.com>
7594 * fold-const.c (fold_binary_op_with_conditional_arg):
7595 Make types match original operands, before STRIP_NOPS.
7597 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7599 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7600 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7601 (struct gcc_sigcontext): Delete. Merge contents to..
7602 (struct gcc_ucontext): ..here.
7603 (get_sigcontext): Delete.
7604 (get_regs): New function, like get_sigcontext but return regs ptr.
7605 64-bit version finds regs from r1 to support vdso.
7606 (ppc_linux_aux_vector): New function.
7607 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7610 2005-01-31 Ira Rosen <irar@il.ibm.com>
7612 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7614 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7615 redundant fold. Fix misalignment for MINUS_EXPR.
7616 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7617 (vect_analyze_pointer_ref_access): Likewise.
7618 (vect_get_memtag_and_dr): Likewise.
7620 2005-01-31 Richard Henderson <rth@redhat.com>
7622 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7623 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7624 absnegdf2_i387, absnegxf2_i387): Likewise.
7626 2005-01-31 Richard Henderson <rth@redhat.com>
7629 * optabs.c (expand_copysign_absneg): New.
7630 (expand_copysign_bit): Split out from ...
7631 (expand_copysign): ... here. Use expand_copysign_absneg.
7633 2005-01-30 Roger Sayle <roger@eyesopen.com>
7636 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7637 constant as the second operand and a register as the third.
7639 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7642 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7643 that dllimport'd functions do not use all call-clobbered registers
7646 2005-01-30 Richard Henderson <rth@redhat.com>
7649 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7650 expand_abs_nojump and generalize. Use operand_subword and
7651 emit_no_conflict_block. Support large modes.
7652 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7654 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7655 negation to subtraction.
7656 (expand_copysign): Check that the format has signed zeros.
7657 Use operand_subword and emit_no_conflict_block. Support large modes.
7659 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7661 Fix PR tree-optimization/19624
7663 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7664 * tree-ssa-pre.c: Add cfgloop.h.
7666 (pre_stats): New member, constified.
7667 (inserted_exprs): New static variable.
7668 (NECESSARY): New macro.
7669 (create_expression_by_pieces): Fold the expression, and
7670 mark it as defaulting to not necessary. Also put in
7672 (fully_constant_expression): New function.
7673 (insert_into_preds_of_block): Modify to not insert phis when we
7674 are playing with induction variables.
7675 Push phis onto the inserted_exprs vector, and mark them as not
7676 necessary by default.
7677 (insert_aux): Call fully_constant_expression on eprime.
7678 If all edges produce the same value, mark it constant.
7679 (mark_operand_necessary): New function.
7680 (remove_dead_inserted_code): New function.
7681 (init_pre): Init loop optimizer to get loop info.
7682 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7683 (execute_pre): Commit edge inserts, then remove dead code.
7685 2005-01-30 Richard Henderson <rth@redhat.com>
7687 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7688 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7690 2005-01-30 Richard Henderson <rth@redhat.com>
7693 * config/i386/i386.c (ix86_expand_copysign): New.
7694 (ix86_split_copysign_const): New.
7695 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7696 rearrange op1/nmask operands.
7697 * config/i386/i386-protos.h: Update.
7698 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7699 (copysigndf3): Likewise.
7700 (copysignsf3_const, copysigndf3_const): New.
7701 (copysignsf3_var): Rename from copysignsf3, split out splitter
7702 and fix split predicate for X constraint.
7703 (copysigndf3_var): Similarly.
7705 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7707 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7708 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7709 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7711 2005-01-29 Richard Henderson <rth@redhat.com>
7714 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7715 of # and * in constraints.
7717 2005-01-29 Richard Henderson <rth@redhat.com>
7720 * expr.c (store_field): Don't strip sub-mode cast when the input
7721 data is even smaller.
7723 2005-01-29 Richard Henderson <rth@redhat.com>
7726 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7729 2005-01-29 Richard Henderson <rth@redhat.com>
7731 * combine.c (make_field_assignment): Fix argument order
7734 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7736 PR tree-optimization/15791
7737 * fold-const.c (extract_array_ref): New function.
7738 (fold): Fold comparisons between &a[i] and &a[j] or
7739 semantically equivalent trees.
7741 2005-01-29 Jeff Law <law@redhat.com>
7743 * gcse.c (insert_expr_in_table): Revamp handling of available
7744 and anticipatable occurrence lists to avoid unnecessary list
7746 (insert_set_in_table): Similarly.
7748 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7750 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7752 (c_build_qualified_type): Build qualified array types with
7753 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7754 * c-decl.c (c_make_fname_decl): Build unqualified array type
7755 before qualified type.
7756 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7757 type is qualified, not just if type itself is. Don't apply
7758 qualifiers to array type when declarator is processed. Apply
7759 qualifiers to field type whether or not it is an array type.
7760 Don't handle array types specially for applying qualifiers to
7762 * c-typeck.c (composite_type): Build unqualified element type and
7763 array type when forming composite of array types.
7764 (common_pointer_type, comptypes, comp_target_types,
7765 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7766 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7768 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7769 (args2) in variables a1 and a2.
7771 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7773 * cse.c (n_elements_made, max_elements_made): Remove.
7774 (insert): Don't touch n_elements_made.
7775 (cse_main): Don't touch n_elements_made or max_elements_made.
7777 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7780 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7781 configuration part of dp-bit.c to be lost.
7783 2005-01-28 Roger Sayle <roger@eyesopen.com>
7785 * expmed.c (expand_mult_highpart_optab): When attempting to use
7786 a non-widening multiplication in a wider mode, the operands need
7787 to be converted (zero or sign extended) to that mode.
7789 2005-01-28 Ian Lance Taylor <ian@airs.com>
7793 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7794 through if both operands fall through.
7796 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7798 * cse.c (fold_rtx) <PC>: Don't optimize.
7800 2005-01-28 Jeff Law <law@redhat.com>
7802 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7803 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7805 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7807 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7808 cse_reg_info_used_list_end): Remove.
7809 (cse_reg_info_list, cse_reg_info_list_free): New.
7810 (get_cse_reg_info): When allocating an instance of
7811 cse_reg_info, add it to the beginning of the cse_reg_info_list
7812 list. Remove code to maintain cse_reg_info_used_list.
7813 (new_basic_block): Reset the free list to the beginning of
7816 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7818 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7819 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7820 (frv_expand_mdpackh_builtin): New function.
7821 (frv_expand_builtin): Use it to expand __MDPACKH.
7822 * doc/extend.texi (__MDPACKH): Update documentation.
7824 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7826 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7827 SSE_FLOAT_MODE_P for use_sse computation.
7829 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7832 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7834 2005-01-27 Richard Henderson <rth@redhat.com>
7836 * builtins.c (expand_builtin_copysign): New.
7837 (expand_builtin): Call it.
7838 * genopinit.c (optabs): Add copysign_optab.
7839 * optabs.c (init_optabs): Initialize it.
7840 (expand_copysign): New.
7841 * optabs.h (OTI_copysign, copysign_optab): New.
7842 (expand_copysign): Declare.
7844 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7845 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7847 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7848 (ix86_expand_fp_absneg_operator): ... here.
7849 (ix86_split_copysign): New.
7850 * config/i386/i386-protos.h: Update.
7851 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7852 (copysignsf3, copysigndf3): New.
7854 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7855 (copysignsf3, ncopysignsf3): New.
7856 (copysigndf3, ncopysigndf3): New.
7857 (copysignxf3, ncopysignxf3): New.
7858 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7860 2005-01-27 Arend Bayer <arend.bayer@web.de>
7861 Kazu Hirata <kazu@cs.umass.edu>
7863 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7864 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7865 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7868 2005-01-27 Jeff Law <law@redhat.com>
7870 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7871 definitions of SSA_NAMEs which are not being rewritten.
7872 (rewrite_ssa_into_ssa): Only initialize the current definition
7873 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7874 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7875 SSA_NAMEs before returning.
7877 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7879 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7880 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7881 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7882 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7883 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7885 2005-01-27 Steven Bosscher <stevenb@suse.de>
7888 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7889 higher to -O2 and higher. Likewise for tree PRE.
7890 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7893 2005-01-27 Ian Lance Taylor <ian@airs.com>
7896 * gimple-low.c (try_catch_may_fallthru): New static function.
7897 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7898 * tree-inline.c (expand_call_inline): Don't warn about reaching
7899 the end of a non-void function being inlined if the function uses
7902 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7904 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7907 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7908 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7909 (implicitly_declare): Handle error_mark_node.
7911 2005-01-27 Richard Henderson <rth@redhat.com>
7914 * tree.h (struct tree_decl): Add debug_expr_is_from.
7915 (DECL_DEBUG_EXPR_IS_FROM): New.
7916 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7917 * dwarf2out.c (dwarf2out_var_location): Update to match.
7918 * tree-outof-ssa.c (create_temp): Likewise.
7919 * var-tracking.c (track_expr_p): Likewise.
7920 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7921 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7922 * toplev.c (default_tree_printer): Likewise.
7924 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7926 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7927 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7929 2005-01-27 Steven Bosscher <stevenb@suse.de>
7931 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7932 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7933 ASM_CLOBBERS): Add tree checks.
7935 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7936 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7937 * c-common.def (SWITCH_STMT): Update to match.
7938 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7939 macros instead of SWITCH_EXPR ones.
7940 * c-dump.c (c_dump_tree): Likewise.
7941 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7942 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7944 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7946 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7948 * unwind-dw2.c (execute_stack_op): Add missing cases for
7949 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7951 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7953 * config.gcc (Obsolete configurations): Remove 'dummy', add
7954 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7957 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7959 PR tree-optimization/19633
7960 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7962 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7963 are no call-clobbered variables.
7964 * tree-outof-ssa.c (check_replaceable): Return false for calls
7967 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7969 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7970 even for variables with NULL DECL_INITIAL.
7972 2005-01-26 Stuart Hastings <stuart@apple.com>
7974 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7976 2005-01-26 Richard Henderson <rth@redhat.com>
7979 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7981 * expr.c (store_field): Strip conversions to odd-bit-sized types
7982 if the destination field width matches.
7984 2005-01-26 Richard Henderson <rth@redhat.com>
7986 * c-decl.c, expmed.c, expr.c: Revert last change.
7988 2005-01-26 Richard Henderson <rth@redhat.com>
7991 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7993 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7994 if we don't need the bits above those present in the current mode.
7995 * expr.c (store_field): Strip conversions to odd-bit-sized types
7996 if the destination field width matches.
7998 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8000 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8001 either -ffast-math or -funsafe-math-optimizations is in use.
8003 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8007 * config/avr/avr.c (notice_update_cc): Only set condition code for
8008 ashrqi3 if shift count > 0.
8009 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8010 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8011 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8012 count <= 0 as a no-op, and shift count >= width by copying zero
8013 or sign bit to all bits of the result.
8014 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8015 count, with attribute "length" set to 0 and "cc" set to "none".
8017 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8019 * doc/invoke.texi: Document -mTLS.
8021 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8022 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8023 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8024 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8025 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8026 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8027 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8028 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8030 * configure.ac: Check for a TLS capable gas.
8032 * configure: Regenerate.
8034 2005-01-26 Richard Henderson <rth@redhat.com>
8037 * combine.c (make_field_assignment): Simplify store to zero_extract
8038 from a source with an overlapping mask.
8040 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8042 2004-11-11 Eric Christopher <echristo@redhat.com>
8044 * config/frv/frv.md: Add fr400_integer automaton. Don't
8045 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8048 2005-01-26 Steven Bosscher <stevenb@suse.de>
8051 * cfgbuild.c (make_edges): Do not clear or set
8052 current_function_has_computed_jump.
8053 * function.h (struct function): Remove the has_computed_jump field.
8054 (current_function_has_computed_jump): Do not define.
8055 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8056 in a computed jump. Ignore current_function_has_computed_jump.
8058 2005-01-26 Richard Henderson <rth@redhat.com>
8061 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8062 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8064 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8065 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8066 objects into static storage if they have more than one non-zero value.
8067 * tree.h (categorize_ctor_elements): Update decl.
8069 2005-01-26 Steven Bosscher <stevenb@suse.de>
8072 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8073 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8074 to this function from 2004-07-10.
8075 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8076 the current function for tail call optimizations if the address
8077 of one of it its arguments is taken.
8079 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8081 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8083 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8085 * function.c (expand_function_end): If current_function_calls_alloca,
8086 emit stack restore in a place that is reached when the function falls
8089 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8091 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8092 rule to avoid matching inappropriate suffix rule.
8094 2005-01-26 Jan Hubicka <jh@suse.cz>
8096 PR tree-optimization/19241
8097 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8099 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8101 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8102 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8104 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8105 <sim*>: Always use crt1.o, regardless of N in simN.
8106 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8107 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8108 (CRT_CALL_STATIC_FUNCTION): Remove.
8109 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8110 use crt1.o, regardless of N in simN.
8111 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8112 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8113 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8114 case isystem setting.
8115 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8117 2005-01-25 Ian Lance Taylor <ian@airs.com>
8119 * gimple-low.c (block_may_fallthru): Correct handling of
8120 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8122 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8124 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8125 handlers to match indentation; nested under the mtune=* handler.
8126 Similar for mcpu= and march=.
8128 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8130 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8131 * config/mips/linux64.h (LIB_SPEC): Likewise.
8132 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8133 * config/sh/linux.h (LIB_SPEC): Likewise.
8135 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8137 * config/frv/frv.c (frv_legitimize_tls_address): New.
8138 (TARGET_HAVE_TLS): Define.
8139 (FRV_SYMBOL_REF_TLS_P): Define.
8140 (frv_override_options): Handle new register classes.
8141 (frv_legitimate_address_p): Reject tls addresses.
8142 (frv_legitimize_address): Handle TLS addresses.
8143 (gen_inlined_tls_plt): New.
8145 (frv_legitimize_tls_address): New.
8146 (unspec_got_name): Add TLS entries.
8147 (got12_operand): Add R_FRV_TLSMOFF12 case.
8148 (frv_emit_move): Fixup TLS addresses.
8149 (frv_emit_movsi): Legitimize TLS addresses.
8151 * config/frv/frv.h (MASK_BIG_TLS): New.
8152 (TARGET_BIG_TLS): New.
8153 (HAVE_AS_TLS): Define.
8154 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8155 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8156 (REG_CLASS_NAMES): Same.
8157 (REG_CLASS_CONTENTS): Same.
8158 (CONSTRAINT_LEN): New.
8159 (REG_CLASS_FROM_CONSTRAINT): New.
8160 (PREDICATE_CODES): Add symbolic_operand.
8162 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8163 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8164 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8165 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8166 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8167 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8168 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8169 GR9_REG, GR14_REG, LRREG.
8170 (type): Add load_or_call attribute.
8171 ("load_or_call"): New reservation.
8172 ("call_gettlsoff"): New.
8173 ("tls_indirect_call"): New.
8174 ("tls_load_gottlsoff12"): New.
8175 ("tlsoff_hilo"): New.
8176 ("tls_tlsdesc_ldd"): New.
8177 ("tls_tlsoff_ld"): New.
8180 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8182 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8184 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8185 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8186 * config/frv/frv.c (TLS_BIAS): Define.
8187 (frv_output_dwarf_dtprel): New.
8189 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8191 PR rtl-optimization/19579
8192 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8193 both A and B, see if they don't clobber registers the other expr uses.
8195 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8197 * real.c (do_add): Initialize signalling and canonical members.
8199 * real.c (real_from_integer): Zero out destination.
8201 2005-01-18 Jan Hubicka <jh@suse.cz>
8203 PR tree-optimize/19337
8204 * tree-inline.c (initialize_inlined_parameters): Copy
8205 saved_static_chain_decl only.
8207 2005-01-25 Richard Henderson <rth@redhat.com>
8211 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8212 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8213 80387 enabled, to return a proper subclass. Return the subset that
8214 overlaps with GENERAL_REGS for PLUS.
8215 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8217 2005-01-25 Richard Henderson <rth@redhat.com>
8220 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8222 2005-01-25 Roger Sayle <roger@eyesopen.com>
8224 * expmed.c (choose_multiplier): Change interface to return the
8225 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8226 (expand_divmod): Update calls to choose_multiplier.
8228 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8231 * expmed.c (extract_bit_field): Use adjust_address instead of
8232 gen_lowpart when op0 is a MEM.
8234 2005-01-24 Steven Bosscher <stevenb@suse.de>
8236 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8238 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8240 * config/mips/irix-csr.c: New file.
8241 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8242 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8243 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8246 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8249 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8250 sparc/elf.h, add sparc/sp-elf.h.
8251 (sparc-*-rtems*): Likewise.
8252 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8253 tm-dwarf2.h, add sparc/sp-elf.h.
8254 (sparc86x-*-elf): Likewise.
8255 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8256 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8257 TARGET_OS_CPP_BUILTINS.
8258 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8259 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8261 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8262 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8263 (SWITCH_TAKES_ARG): Likewise.
8264 (LOCAL_LABEL_PREFIX): Likewise.
8265 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8266 (TARGET_N_FORMAT_TYPES): Delete.
8267 (TARGET_FORMAT_TYPES): Likewise.
8268 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8269 * config/sparc/elf.h: Delete.
8270 * config/sparc/sp-elf.h: New file.
8272 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8274 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8275 * tree-flow.h: Remove the corresponding prototype.
8276 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8277 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8279 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8282 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8283 for AIX ABI or ELF -fPIC.
8284 (rs6000_emit_load_toc_table): Don't create toc_section here.
8285 (rs6000_xcoff_file_start): Nor here.
8287 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8289 * sh.c (ra.h): Don't #include.
8290 (hard_regs_intersect_p): New function, resurrected from ra.c.
8292 * sh.c: Fix 1996 Copyright.
8294 2005-01-24 Richard Henderson <rth@redhat.com>
8295 Aldy Hernandez <aldyh@redhat.com>
8297 * regrename.c (note_sets): Handle subregs.
8299 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8302 * genconditions.c (write_header, write_conditions): Elide file if
8305 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8307 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8308 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8311 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8313 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8314 expand_builtin_printf, expand_builtin_fprintf,
8315 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8316 checking against POINTER_TYPE.
8317 (validate_arglist): Handle POINTER_TYPE code by checking
8320 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8322 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8324 (for_each_rtx): Call for_each_rtx_1.
8325 * rtl.h (init_rtlanal): Declare.
8326 * toplev.c (backend_init): Call init_rtlanal.
8328 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8330 * flow.c (propagate_one_insn): Formatting.
8333 * flow.c (libcall_dead_p): Be more conservative if unsure.
8334 If there are any instructions between insn and call, see if they are
8335 all dead before saying the libcall is dead.
8337 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8339 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8340 operand constraint for operand 0.
8342 2005-01-23 Richard Henderson <rth@redhat.com>
8345 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8346 edges leading to join block.
8348 2005-01-23 Roger Sayle <roger@eyesopen.com>
8350 * expmed.c (expand_mult_highpart): Make static. Change type of
8351 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8352 (expand_divmod): Updates calls to expand_mult_highpart by using
8353 gen_int_mode to pass a CONST_INT rtx.
8354 * rtl.h (expand_mult_highpart): Remove prototype.
8356 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8358 * flow.c (regset_bytes, regset_size): Remove.
8360 * cfganal.c: Fix a reference to Harvey's paper.
8362 2005-01-23 Steven Bosscher <stevenb@suse.de>
8364 PR rtl-optimization/19464
8365 * tree-optimize.c (init_tree_optimization_passes): Add one more
8366 copyrename pass just before out-of-ssa.
8368 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8371 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8372 * ggc-none.c (ggc_free): Define.
8374 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8376 * cse.c (max_reg, max_insn_uid): Remove.
8377 (cse_main): Don't access max_reg or max_insn_uid.
8379 * c-common.c (explicit_flag_signed_bitfields,
8380 lang_statement_code_p, lang_expand_function_end): Remove.
8381 * c-common.h: Remove the corresponding declarations.
8382 * c-opts.c (c_common_handle_option): Remove all write access
8383 to explicit_flag_signed_bitfields.
8385 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8386 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8387 * cgraph.h: Remove the corresponding declaration.
8389 * gcse.c (null_pointer_info): Remove.
8391 2005-01-23 Roger Sayle <roger@eyesopen.com>
8392 Eric Botcazou <ebotcazou@libertysurf.fr>
8394 * combine.c (simplify_logical): Only simplify logical expressions
8395 of the form ior(and(x,y),z) by the inverse distributive law if the
8396 result is cheaper than the original.
8398 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8400 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8401 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8402 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8403 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8404 config/freebsd-spec.h, config/arm/arm.h,
8405 config/h8300/h8300.md, config/i386/i386.md,
8406 config/i386/predicates.md, config/i386/sse.md,
8407 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8408 config/vax/vax.md: Fix comment typos. Follow spelling
8411 2005-01-23 Steven Bosscher <stevenb@suse.de>
8413 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8414 tests, instead of `less than'.
8416 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8418 * function.c (assign_parm_setup_block): When creating a new stack slot
8419 for a parameter, get its alignment from the parameter's DECL_ALIGN
8420 rather than the type's TYPE_ALIGN. Make sure that the parameter
8421 is at least word aligned.
8423 2005-01-22 Roger Sayle <roger@eyesopen.com>
8426 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8428 2005-01-22 Richard Henderson <rth@redhat.com>
8431 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8432 in both compare operands.
8433 (movdfcc_1_sse_max): Likewise.
8434 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8435 (movdfcc_1_sse): Likewise.
8436 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8437 scratch register as needed.
8439 2005-01-22 Richard Henderson <rth@redhat.com>
8441 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8443 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8445 2005-01-22 Richard Henderson <rth@redhat.com>
8447 * genopinit.c (optabs): Use smin/smax for floating point too.
8448 * doc/md.texi: Update to match. Clarify that floating point
8449 results are undefined for +0/-0 and NaN.
8450 * doc/rtl.texi: Likewise.
8451 * rtl.def (SMIN, SMAX): Likewise
8452 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8454 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8455 leading 's' to the name.
8456 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8457 smaxxf3, sminxf3): Likewise.
8458 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8461 2005-01-22 Paul Brook <paul@codesourcery.com>
8463 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8465 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8467 * config/s390/s390.c (struct processor_costs): New fields
8468 dlgr, dlr, dr, dsgfr, dsgr.
8469 (z900_cost, z990_cost): Values for new fields.
8470 (s390_rtx_costs): New cases MEM und COMPARE in switch
8471 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8472 DIV, MOD, UDIV, UMOD.
8474 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8476 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8477 into the register being decremented.
8478 ("doloop_si31", "doloop_di"): Likewise.
8479 ("*doloop_si_long"): Adapt pattern.
8481 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8483 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8485 (CLASS_MAX_NREGS): Likewise.
8487 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8489 * doc/tree-ssa.texi (Statement Operands): Add example for new
8490 must-def macro. Note deprecation of old operands interface.
8492 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8494 PR tree-optimization/19484
8495 * tree-cfg.c (remove_fallthru_edge): New function.
8496 (cleanup_control_flow): Remove fallthru edges from calls that are
8497 now known not to return.
8499 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8501 Fix PR tree-optimization/19038
8502 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8503 copies with loop variant ones.
8505 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8507 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8508 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8509 config/alpha/alpha.md, config/alpha/predicates.md,
8510 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8511 config/sparc/sol2.h: Update copyright.
8513 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8514 first label to see if it is a nonlocal label.
8516 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8517 Andrew Pinski <pinskia@physics.uc.edu>
8520 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8521 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8523 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8525 * config/rs6000/rtems.h: Update copyright.
8527 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8530 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8531 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8532 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8534 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8537 * c-typeck.c (convert_arguments): Check for error_mark_node.
8539 2005-01-21 Ian Lance Taylor <ian@airs.com>
8541 PR tree-optimization/13000
8542 * tree-inline.c: Include "tree-flow.h".
8543 (expand_call_inline): If warn_return_type, warn if non-void inline
8544 function falls through.
8545 * tree-cfg.c (execute_warn_function_return): Don't warn about
8546 control reaching end if TREE_NO_WARNING is set. Set
8548 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8550 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8551 branch if we don't need one.
8552 * c-typeck.c: Include "tree-flow.h"
8553 (c_finish_bc_stmt): Don't add a goto if the current statement
8554 list doesn't fall through to the current point.
8556 2005-01-21 Roger Sayle <roger@eyesopen.com>
8558 PR rtl-optimization/576
8559 * real.c (real_arithmetic): Change return type from void to bool
8560 to return an indication that the result may be inexact.
8561 * real.h (real_arithmeric): Update prototype.
8562 * fold-const.c (const_binop): Don't constant fold floating
8563 point expressions when the user specifies -frounding-math and
8564 the result may depend upon the run-time rounding mode.
8565 (fold_convert_const_real_from_real): Clean-up.
8566 (fold_initializer): Ignore flag_rounding_math for initializers.
8567 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8568 constant fold FP operations with flag_rounding_math if the
8569 result may depend upon the run-time rounding mode.
8571 2005-01-21 Tom Tromey <tromey@redhat.com>
8573 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8575 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8577 * tree-cfg.c: Fix comment typos.
8579 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8581 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8582 around the call to rest_of_handle_branch_target_load_optimize.
8584 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8586 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8587 (sparc64-*-openbsd*): Likewise.
8588 (sparclite-*-elf*): Include tm-dwarf2.h.
8589 (sparc86x-*-elf*): Likewise.
8590 (sparc64-*-elf*): Likewise.
8591 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8592 (DBX_DEBUGGING_INFO): Likewise.
8593 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8594 (PREFERRED_DEBUGGING_TYPE): Likewise.
8595 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8596 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8597 (PREFERRED_DEBUGGING_TYPE): Likewise.
8598 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8599 (PREFERRED_DEBUGGING_TYPE): Likewise.
8600 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8602 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8605 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8607 2005-01-20 Paul Brook <paul@codesourcery.com>
8609 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8611 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8613 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8614 label is first in a sequence of labels.
8616 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8618 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8619 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8621 * doc/sourcebuild.texi (Test Directives): New.
8623 2005-01-20 Roger Sayle <roger@eyesopen.com>
8625 * real.c (real_floor): Don't leave the result uninitialized when
8626 mode is VOIDMode, but return the unrounded intermediate value.
8627 (real_ceil): Likewise.
8629 2005-01-20 Paul Brook <paul@codesourcery.com>
8631 * config/arm/arm.md (insv): Use gen_int_mode.
8633 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8635 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8636 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8637 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8638 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8639 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8641 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8644 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8645 fbreg, so we have to assume we can't.
8646 (loc_descriptor_from_tree_1): Ditto.
8647 (containing_function_has_frame_base): New function.
8648 (add_location_or_const_value_attribute): Use it.
8649 Also try to generate a frame_base from a single element location
8652 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8654 PR tree-optimization/15349
8655 * timevar.def (TV_TREE_MERGE_PHI): New.
8656 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8658 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8659 calls to tree_forwarder_block_p.
8660 (remove_forwarder_block_with_phi, merge_phi_nodes,
8661 gate_merge_phi, pass_merge_phi): New.
8662 * tree-optimize.c (init_tree_optimization_passes): Add
8664 * tree-pass.h: Add an extern for pass_merge_phi;
8666 2005-01-20 Richard Henderson <rth@redhat.com>
8669 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8670 (_mm_castps_pd, _mm_castps_si128): New.
8671 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8673 2005-01-20 Richard Henderson <rth@redhat.com>
8676 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8677 __builtin_ia32_vec_init_v2si.
8678 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8679 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8680 (ix86_init_mmx_sse_builtins): Create it.
8681 (ix86_expand_builtin): Expand it.
8682 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8683 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8684 (vec_extractv2si_0, vec_extractv2si_1): New.
8686 2005-01-20 Richard Henderson <rth@redhat.com>
8689 * config/i386/i386.c (ix86_expand_push): New.
8690 * config/i386/mmx.md (push<MMXMODE>1): New.
8691 * config/i386/sse.md (push<SSEMODE>1): New.
8692 * config/i386/i386-protos.h: Update.
8694 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8696 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8699 2005-01-20 Richard Henderson <rth@redhat.com>
8701 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8702 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8704 2005-01-19 Richard Henderson <rth@redhat.com>
8707 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8708 to V4SFmode in SSE1 fallback load path.
8710 2005-01-19 Richard Henderson <rth@redhat.com>
8712 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8713 in QImode expansion to ix86_expand_vector_set.
8714 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8716 2005-01-19 Richard Henderson <rth@redhat.com>
8719 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8720 subclass of the input class.
8721 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8722 Always true for cross-SSE1 classes. Rationalize conditionals.
8723 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8724 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8725 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8726 (movdi_2): Add MMX/SSE zeros.
8727 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8728 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8729 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8730 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8731 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8732 (zero_extendsidi2_rex64_1): Remove.
8733 (MOV0 peephole): Check GENERAL_REG_P.
8735 2005-01-19 Richard Henderson <rth@redhat.com>
8738 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8740 (ix86_expand_vector_extract): Likewise.
8742 2005-01-19 Richard Henderson <rth@redhat.com>
8745 * expr.c (emit_move_change_mode): New argument force; use
8746 simplify_gen_subreg if true.
8747 (emit_move_via_alt_mode): Merge into ...
8748 (emit_move_via_integer): ... here.
8749 (emit_move_ccmode): Use emit_move_change_mode directly.
8751 2005-01-19 Richard Henderson <rth@redhat.com>
8754 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8755 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8756 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8758 (alpha_emit_set_const): Likewise. Make static.
8759 (alpha_emit_set_long_const): Make static.
8760 (alpha_extract_integer): Split out from alpha_expand_mov.
8761 (alpha_split_const_mov): Likewise.
8762 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8763 (alpha_legitimate_constant_p): New.
8764 * config/alpha/alpha-protos.h: Update.
8765 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8766 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8767 * config/alpha/alpha.md (movsi): Add n alternative.
8768 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8769 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8770 (splitters for all of the above): Use alpha_split_const_mov.
8771 * config/alpha/predicates.md (non_add_const_operand): New.
8772 (non_zero_const_operand): New.
8773 (input_operand): Use alpha_legitimate_constant_p after reload.
8775 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8777 PR tree-optimization/19038
8778 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8779 (add_candidate): Add ivs with increment in latch only if
8780 allow_ip_end_pos_p is true.
8781 (determine_iv_cost): Use empty_block_p.
8783 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8785 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8786 (compute_dominance_frontiers): Ditto.
8788 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8791 * config/sh/t-rtems: New.
8792 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8794 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8796 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8797 the offset of the selected field.
8799 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8801 * tree-cfg.c (remove_forwarder_block): Fix the check to
8802 prevent a nonlocal label from appearing in the middle of a
8805 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8807 PR rtl-optimization/19462
8808 * reorg.c (find_end_label): Create return insn only if
8809 current_function_epilogue_delay_list is empty.
8811 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8813 * doc/passes.texi: Remove paragraph mentioning new-ra.
8815 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8817 PR rtl-optimization/15139
8818 * combine.c: Include params.h.
8819 (count_rtxs): New function.
8820 (record_value_for_reg): If replace_rtx would replace at least
8821 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8822 (clobber (const_int 0)) instead of TEM.
8823 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8824 * params.h (MAX_LAST_VALUE_RTL): New.
8825 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8826 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8829 * c-typeck.c (digest_init): Only call build_vector if all constructor
8830 elements are *_CST nodes.
8831 * gimplify.c (gimplify_init_constructor): Likewise.
8834 * c-typeck.c (digest_init): Only call build_vector if inside_init
8837 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8839 * toplev.c (init_asm_output): Remove dead #ifdef.
8841 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8843 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8845 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8847 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8848 accessing DECL_FUNCTION_CODE.
8849 * dojump.c (do_jump): Likewise.
8850 * gimplify.c (gimplify_call_expr): Likewise.
8851 * predict.c (expr_expected_value): Likewise.
8852 (strip_builtin_expect): Likewise.
8853 * tree-inline.c (estimate_num_insns_1): Likewise.
8854 * tree-ssa-loop-im.c (stmt_cost): Likewise
8855 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8856 (tree_expr_nonnegative_p): Likewise.
8858 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8860 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8861 variant of the load_pcrel_sym pattern.
8862 * config/sparc/sparc.md (P macro): Move to the top.
8863 (load_pcrel_sym): Macroize using P.
8864 (save_register_window): Likewise.
8866 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8868 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8871 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8874 * c-typeck.c (build_asm_expr): Strip nops off
8875 input memory operands.
8877 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8879 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8880 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8881 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8882 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8884 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8887 * config/i386/i386.c (override_options): If the 80387 is disabled,
8888 then do not return FP values using FP registers.
8890 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8892 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8893 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8894 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8895 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8896 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8897 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8898 output.h, postreload-gcse.c, postreload.c, recog.c,
8899 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8900 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8901 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8902 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8903 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8904 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8905 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8906 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8908 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8909 config/alpha/alpha.c, config/arm/vfp.md,
8910 config/i386/emmintrin.h, config/i386/i386-modes.def,
8911 config/i386/i386-protos.h, config/i386/i386.h,
8912 config/i386/pmmintrin.h, config/i386/ppro.md,
8913 config/i386/predicates.md, config/i386/xmmintrin.h,
8914 config/i860/i860.c, config/ia64/ia64-modes.def,
8915 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8916 config/ia64/ia64.md, config/ia64/itanium1.md,
8917 config/ia64/itanium2.md, config/ia64/predicates.md,
8918 config/iq2000/iq2000.h, config/mips/linux64.h,
8919 config/rs6000/aix41.h, config/rs6000/aix43.h,
8920 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8921 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8922 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8923 config/sparc/linux64.h, config/sparc/litecoff.h,
8924 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8925 config/sparc/sparc.h, config/sparc/sparc.md,
8926 config/sparc/sysv4-only.h: Update copyright.
8928 2005-01-18 Richard Henderson <rth@redhat.com>
8931 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8933 2005-01-18 Marc Espie <espie@openbsd.org>
8934 * config/i386/openbsdelf.h: Typo.
8936 2005-01-18 Richard Henderson <rth@redhat.com>
8938 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8939 special case for sse.
8940 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8942 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8944 * tree-inline.c (estimate_num_insns_1): Added cases for
8945 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8947 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8949 PR rtl-optimization/19296
8950 * combine.c (simplify_comparison): Rewrite the condition under
8951 which a non-paradoxical SUBREG of a PLUS can be lifted when
8952 compared against a constant.
8954 2005-01-18 Andi Kleen <ak@muc.de>
8956 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8957 * c.opt (-Wpointer-sign): Add.
8958 * doc/invoke.texi: (-Wpointer-sign): Add.
8960 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8962 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8963 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8964 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8965 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8966 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8967 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8968 for TARGET_MIX_SSE_I387.
8969 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8970 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8971 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8972 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8973 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8974 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8975 TARGET_MIX_SSE_I387.
8976 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8979 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8982 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8983 Add movaps alternative for xmm reg->reg move.
8985 2005-01-17 Jeff Law <law@redhat.com>
8987 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8988 at the end of the main DOM loop rather than just before DOM exits.
8990 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8992 PR tree-optimization/19121
8993 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8994 adding aliases to a name tag, also add them to the pointer's
8996 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8997 sensitive alias info at all. Only check that the two pointers
8998 have compatible pointed-to sets.
8999 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9000 a pointer's type tag is a superset of the alias set of the
9003 2005-01-17 James E Wilson <wilson@specifixinc.com>
9006 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9007 comment to document why.
9009 2005-01-17 Richard Henderson <rth@redhat.com>
9011 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9012 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9013 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9014 sse2_vmsminv2df3_finite): New.
9015 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9016 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9017 Force op1 into register.
9019 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9021 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9022 bubblestrap from always rebuilding build directory.
9024 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9026 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9027 ("*cmpmem_short"): Likewise.
9029 2005-01-17 Steven Bosscher <stevenb@suse.de>
9031 * basic-block.h: Document BB_* flags.
9032 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9033 use an sbitmap instead.
9034 * sched-rgn.c (compute_trg_info): Likewise.
9036 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9038 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9039 redundant target_cpu_default and extra_parts lines. Use the default
9041 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9042 (SUBTARGET_EXTRA_SPECS): Delete.
9043 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9044 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9045 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9046 and "n32" for -mabi=n32.
9048 2005-01-17 Ian Lance Taylor <ian@airs.com>
9051 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9052 fold constant variables into initial values.
9054 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9056 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9058 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9059 through the statements backward.
9061 2005-01-17 Ian Lance Taylor <ian@airs.com>
9063 PR middle-end/13127:
9064 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9065 a variable set to the return value of the inlined function.
9067 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9069 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9070 when modes are tieable.
9072 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9074 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9075 of pthread_create to find out if threads are enabled.
9076 * gthr-posix95.h (__gthread_active_p): Likewise.
9078 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9080 * common.opt (-fnew-ra): Remove.
9082 * toplev.h (flag_new_regalloc): Remove.
9083 * Makefile.in (ra*.*): Don't mention.
9084 * passes.c (rest_of_handle_new_regalloc): Remove.
9085 (rest_of_handle_combine, rest_of_compilation): Always consider
9086 flag_new_regalloc as false.
9087 * doc/invoke.texi: Don't document -fnew-ra.
9089 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9091 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9092 last parameter to reg_scan.
9093 * loop.c (loop_optimize): Likewise.
9094 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9095 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9096 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9097 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9098 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9099 * regclass.c (reg_scan): Likewise, for the declaration.
9100 * rtl.h (reg_scan): Likewise, for the prototype.
9102 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9105 mark_dfs_back_edges.
9107 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9109 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9110 (compute_avail): Uses don't go in tmp_gen.
9112 2005-01-16 Steven Bosscher <stevenb@suse.de>
9114 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9115 loop to look for a free slot in a page entry.
9117 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9120 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9121 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9122 just before targetm.asm_out.file_end.
9123 * tree.h (process_pending_assemble_output_defs): Declare.
9124 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9126 (assemble_alias): Defer generation of assembly code for defines when
9127 TARGET_DEFERRED_OUTPUT_DEFS is true.
9128 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9129 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9130 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9132 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9135 * pa.c (pa_scalar_mode_supported_p): New function.
9136 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9137 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9139 * pa-protos.h (prefetch_operand): Delete.
9140 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9141 * pa.c (prefetch_operand): Delete.
9142 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9143 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9144 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9145 and prefetch_nocc_operand.
9146 * pa.md (prefetch): Rework to avoid reload problems handling short
9147 displacements when a cache control completer needs to be provided.
9148 (prefetch_32, prefetch_64): Delete.
9149 (prefetch_cc, prefetch_nocc): New patterns.
9151 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9153 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9155 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9158 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9159 exceeds maximum alignment for global common data.
9160 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9161 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9163 2004-01-15 Roger Sayle <roger@eyesopen.com>
9165 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9167 2004-01-15 Roger Sayle <roger@eyesopen.com>
9169 * harg-reg-set.h (reg_class_names): Prototype global array.
9170 * regclass.c (reg_class_names): Declare here and initialize to
9172 (dump_regclass): Remove local declaration of reg_class_names.
9173 (regclass): Likewise.
9174 * cfg.c (dump_flow_info): Likewise.
9175 * ra-debug.c (reg_class_names): Likewise.
9176 * regrename.c (reg_class_names): Likewise.
9177 * reload.c (reg_class_names): Likewise.
9178 * reload1.c (spill_failure): Likewise.
9179 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9181 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9183 * config/s390/s390.md ("reload_outti"): Remove predicate for
9184 output operand. Abort if operand is not a MEM.
9185 ("reload_outdi", "reload_outdf"): Likewise.
9187 2005-01-15 Marc Espie <espie@openbsd.org>
9189 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9190 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9191 * config/openbsd.h: Fix C++ includes for native configurations.
9192 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9193 Add trampoline support.
9194 * config/i386/openbsdelf.h: New.
9196 2005-01-15 Marc Espie <espie@openbsd.org>
9198 * collect2.c (main): Explicitly parse -dynamic-linker option.
9200 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9202 PR tree-optimization/19060
9203 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9204 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9205 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9206 and handle extract_range_from_cond returning false.
9207 * fold-const.c (fold): Optimize comparisons with min/max even for
9208 width > HOST_BITS_PER_WIDE_INT.
9210 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9212 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9213 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9214 Remove little endian multilib variants.
9215 Add mips32 multilib variant.
9217 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9219 * explow.c (copy_all_reg, stabilize): Remove.
9220 * expr.h: Remove the corresponding prototypes.
9222 * rtlanal.c (regs_set_between_p): Remove.
9223 * rtl.h: Remove the corresponding prototype.
9225 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9227 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9228 to rs6000_nonimmediate_operand.
9229 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9230 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9231 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9232 rs6000_nonimmediate_operand.
9233 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9234 rs6000_nonimmediate_operand.
9236 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9238 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9240 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9242 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9244 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9245 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9247 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9248 (rs6k_nonimmediate_operand): New.
9249 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9251 (legitimate_lo_sum_address_p): Same.
9252 (rs6000_legitimize_address): Same.
9253 (rs6000_legitimize_reload_address): Same.
9254 (rs6000_legitimate_address): Same.
9255 (spe_build_register_parallel): Pass DF and DC modes in a DI
9258 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9259 to rs6k_nonimmediate_operand.
9261 * config/rs6000/spe.md ("*frob_df_di"): New.
9262 ("*frob_di_df"): New.
9263 ("*frob_di_df_2"): New.
9264 ("*mov_sidf_e500_subreg0"): New.
9265 ("*mov_sidf_e500_subreg4"): New.
9266 ("*movdf_e500_double"): Change predicate to
9267 rs6k_nonimmediate_operand.
9269 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9271 * postreload.c (move2add_note_store): Only call
9272 trunc_int_for_mode on scalar integers.
9274 2005-01-14 Steven Bosscher <stevenb@suse.de>
9276 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9277 replace BB_VISITED uses.
9278 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9279 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9280 (tree_dce_done): Free visited_control_parents.
9281 (perform_tree_ssa_dce): Allocate and clear it.
9282 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9283 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9284 instead of BB_VISITED.
9286 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9288 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9289 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9290 Remove unused prototypes.
9292 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9294 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9295 64-bit register usage.
9296 (spe_func_has_64bit_regs_p): Add FIXME note.
9298 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9300 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9301 flag_finite_math_only with flag_unsafe_math_optimizations.
9303 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9305 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9307 (__tpf_eh_return): Copy TPF private stack area from the module
9308 boundary stack frame. Add check for when module addresses are
9309 equal, but no stub address is found.
9311 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9314 * arm.h (struct machine_function): Add call_via field.
9315 (thumb_call_via_label): Declare.
9316 * arm.c (thumb_call_via_label): New variable.
9317 (thumb_call_reg_needed): New variable.
9318 (arm_output_function_epilogue): For Thumb code, output any per-function
9319 call-indirect trampolines.
9320 (thumb_call_via_reg): New function.
9321 (arm_file_end): New function.
9322 (TARGET_ASM_FILE_END): Call arm_file_end.
9323 (aof_file_end): Likewise.
9324 * arm-protos.h (thumb_call_via_reg): Declare.
9325 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9326 thumb_call_via_reg in normal case.
9328 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9331 PR rtl-optimization/19348
9332 * recog.c (peephole2_optimize): Do global life update if some peephole
9333 decides it doesn't need at least one of its inputs and that change
9334 influences liveness at the start of the basic block.
9336 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9337 arguments instead of 1.
9339 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9342 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9343 zero for nested functions needing a static chain or functions
9344 with a non-constant address.
9346 2005-01-13 Roger Sayle <roger@eyesopen.com>
9348 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9349 (and (sign_extend X) C) into (zero_extend (and X C)).
9351 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9353 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9355 2005-01-13 Richard Henderson <rth@redhat.com>
9360 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9361 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9362 not just TARGET_SSE.
9363 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9364 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9365 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9366 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9367 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9368 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9369 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9370 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9371 (movdicc_c_rex64): Rename with '*'.
9372 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9373 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9374 (movsfcc_1_387): Rename from movsfcc_1.
9375 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9376 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9377 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9378 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9379 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9380 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9381 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9382 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9383 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9384 sse_movdfcc_const0_4): Remove.
9385 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9386 recognize min/max early. Update for changed sse cmove patterns.
9387 (ix86_split_sse_movcc): New.
9388 * config/i386/i386-protos.h: Update.
9390 2005-01-13 Steven Bosscher <stevenb@suse.de>
9392 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9393 (fix_stmt_v_may_defs): Likewise.
9395 2005-01-13 Richard Henderson <rth@redhat.com>
9397 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9398 for converting the mask.
9400 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9402 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9405 2005-01-13 Richard Henderson <rth@redhat.com>
9407 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9408 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9409 IX86_BUILTIN_MOVDQ2Q): Remove.
9410 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9411 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9412 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9414 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9415 (sse2_pextrw): Fix immediate constraint.
9416 (sse2_loadq, sse2_loadq_rex64): Remove.
9417 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9418 Use __builtin_ia32_vec_ext_<size>.
9419 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9421 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9423 * function.c (assign_parm_setup_block): Look inside original
9424 entry_parm when inspecting PARALLEL.
9426 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9427 Joel Sherrill <joel@oarcorp.com>
9430 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9431 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9432 rtems_gxx_recursive_mutex_init.
9433 (__gthread_recursive_mutex_lock): New function.
9434 (__gthread_recursive_mutex_trylock): Likewise.
9435 (__gthread_recursive_mutex_unlock): Likewise.
9437 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9439 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9441 2005-01-13 Jan Beulich <jbeulich@novell.com>
9443 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9444 (ashrti3_internal): Indicate output is early clobber. Generate result
9445 into output rather than first input. Use move for low word of output
9446 if shift count is exactly 64.
9447 (lshrti3_internal): Likewise.
9449 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9453 * reload1.c (delete_output_reload): Don't delete an output reload
9454 if the pseudo lives longer than a single basic block. Adjust and
9455 improve wording of comment.
9457 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9460 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9461 of TYPE_SIZE where we mean the number of bytes.
9463 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9465 * function.c (assign_parm_setup_block): Relax condition on
9466 multi-register optimization.
9468 2005-01-12 Nick Clifton <nickc@redhat.com>
9470 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9471 an "in_delay_slot" attribute of "no" to prevent them being used in
9472 delay slots. This is forbidden because they might generate
9475 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9478 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9481 2005-01-12 Nick Clifton <nickc@redhat.com>
9483 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9484 passed on to GAS) but do not define, as GAS no longer supports or
9485 needs the -m2000 option.
9487 2005-01-11 Roger Sayle <roger@eyesopen.com>
9489 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9490 type as args of unprototyped builtins aren't automatically promoted.
9491 (fold_builtin_abs): Likewise.
9493 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * Makefile.in: Set a `build-warn' variable.
9497 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9499 PR tree-optimization/17949
9500 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9501 (find_interesting_uses_address): Use it.
9503 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9505 * regrename.c (kill_value): Handle subreg's that won't simplify.
9507 2005-01-11 Richard Henderson <rth@redhat.com>
9510 * config/i386/i386.h (enum ix86_builtins): Move ...
9511 * config/i386/i386.c: ... here.
9512 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9513 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9514 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9515 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9516 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9517 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9518 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9519 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9520 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9521 IX86_BUILTIN_LOADDDUP): Remove.
9522 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9523 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9524 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9525 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9526 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9527 (ix86_init_builtins): Make static.
9528 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9529 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9530 if all the modes match. Otherwise, fake it.
9531 (get_element_number, ix86_expand_vec_init_builtin,
9532 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9533 (ix86_expand_builtin): Make static. Update for changed builtins.
9534 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9535 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9536 (ix86_expand_vector_init_duplicate): New.
9537 (ix86_expand_vector_init_low_nonzero): New.
9538 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9539 Split out from ix86_expand_vector_init; handle integer modes.
9540 (ix86_expand_vector_init): Use them.
9541 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9542 * config/i386/i386-protos.h: Update.
9543 * config/i386/predicates.md (reg_or_0_operand): New.
9544 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9545 (movv2sf_internal): Likewise. And a splitter to match them all.
9546 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9547 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9548 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9549 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9550 (mmx_pinsrw): Fix operand ordering.
9551 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9552 rather than sse_loadss expander.
9553 (movv2df splitter): Similarly.
9554 (sse_loadss, sse_loadlss): Remove.
9555 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9556 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9557 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9558 (sse3_movddup): Rename with '*'.
9559 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9560 (sse2_loadsd): Remove.
9561 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9562 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9563 (sse2_pinsrw): Fix argument ordering.
9564 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9565 (sse2_stored): Remove 'r' destination.
9566 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9567 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9568 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9569 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9570 vec_extractv16qi, vec_initv16qi): New.
9572 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9573 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9574 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9576 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9577 (_mm_load_si128, _mm_store_si128): Likewise.
9578 (_mm_load1_pd): Use _mm_set1_pd.
9579 (_mm_load_sd): Use _mm_set_sd.
9580 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9581 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9582 (_mm_set_epi64): Use _mm_set_epi64x.
9583 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9584 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9585 _mm_setr_epi8): Use _mm_set_foo form.
9586 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9587 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9588 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9589 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9590 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9591 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9592 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9593 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9594 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9595 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9596 (_mm_movedup_pd): Use _mm_shuffle_pd.
9597 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9598 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9599 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9600 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9602 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9603 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9604 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9605 (_mm_store_ps): Use raw dereference.
9606 (_mm_store1_ps): Use _mm_storeu_ps.
9607 (_mm_storer_ps): Use _mm_store_ps.
9608 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9609 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9611 2005-01-11 Stan Shebs <shebs@apple.com>
9613 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9614 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9616 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9619 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9620 Skip all DECLs except for FIELD_DECLs.
9622 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9624 * config/s390/s390.c (override_options): Return error if
9625 -mbackchain, -mpacked-stack and -mhard-float are used together.
9626 (s390_va_start): Remove the backchain && packed-stack special case.
9627 (s390_gimplify_va_arg): Likewise.
9628 * doc/invoke.texi: Remove the ABI incompatibility note.
9630 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9632 * config/s390/s390.c (struct s390_frame_layout): Remove
9634 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9635 save_backchain_p with TARGET_BACKCHAIN.
9637 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9640 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9641 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9642 * function.c (locate_and_pad_parm): Set new field.
9643 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9644 Tweak where_pad test to include "none". Always set mem align for
9646 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9647 not sufficient for type.
9648 (assign_parm_setup_block): If stack_parm is zero on entry, always
9649 make a new stack local. Block move old stack parm if necessary
9650 to new aligned stack local.
9651 (assign_parm_setup_stack): Use a block move to handle
9652 potentially misaligned entry_parm.
9653 (assign_parms_unsplit_complex): Specify required alignment when
9654 creating stack local.
9655 * calls.c (compute_argument_addresses): Override alignment of stack
9656 arg calculated from its type with the alignment given by
9657 FUNCTION_ARG_BOUNDARY.
9658 (store_one_arg): Likewise.
9660 2005-01-11 Jan Beulich <jbeulich@novell.com>
9662 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9663 Change respective itanium_class attribute to ialu.
9664 (shladdp4_internal): New.
9665 * config/ia64/predicates.md (shladd_log2_operand): New.
9667 2005-01-11 Richard Henderson <rth@redhat.com>
9669 * expr.c (store_constructor): Use rtvec_alloc instead of
9670 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9672 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9674 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9676 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9678 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9679 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9680 (TARGET_RWRELOC): Define.
9681 (ia64_rwreloc_section_type_flags): Delete.
9682 (ia64_section_type_flags): New function.
9683 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9684 (TARGET_RWRELOC): Define.
9686 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9689 * config/ia64/ia64.c (process_set): For alloc insn, only call
9690 process_epilogue is !frame_pointer_needed.
9692 2005-01-10 Roger Sayle <roger@eyesopen.com>
9695 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9696 unary operator and can't be treated as a binary/comparison operator.
9698 2005-01-10 Richard Henderson <rth@redhat.com>
9700 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9701 (ix86_return_in_memory): Likewise.
9702 (function_arg_advance): Likewise. Mirror structure in function_arg
9703 for choosing register to advance.
9705 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9707 * tree-vectorizer.c, tree.def: Fix comment typos.
9709 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9711 * config/s390/s390.c (struct processor_costs): 4 new fields:
9712 ddbr, ddr, debr, der.
9713 (s390_rtx_costs): More precise handling of divide instructions.
9715 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9717 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9719 2005-01-10 Jan Beulich <jbeulich@novell.com>
9721 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9722 names resulting from -ffunction-sections/-fdata-sections and linkonce
9724 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9725 based on the section name. Rearrange the section name comparison logic
9726 slightly so that each section name is compared against at most once.
9728 2005-01-10 Ben Elliston <bje@au.ibm.com>
9730 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9731 targets for which -fPIC reduces limitations on the GOT size.
9733 2005-01-09 Falk Hueffner <falk@debian.org>
9735 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9738 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9741 * collect2.c (main): Set aixrtl_flag for -brtl option.
9742 (resolve_lib_name): Search for .so file extension before .a
9745 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9747 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9748 (vect_analyze_data_refs_alignment): Add dump prints.
9750 2005-01-09 Ira Rosen <irar@il.ibm.com>
9752 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9753 expr_invariant_in_loop_p.
9754 Initialize outputs first thing in the function.
9755 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9756 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9757 (vect_analyze_pointer_ref_access): Check that the initial condition of
9758 the access function is loop invariant.
9760 2005-01-09 Richard Henderson <rth@redhat.com>
9762 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9763 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9764 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9765 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9766 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9767 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9768 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9769 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9770 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9771 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9772 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9773 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9774 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9775 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9776 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9777 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9778 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9779 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9780 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9781 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9782 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9783 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9784 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9786 (mmx_clrdi, pavgusb): Remove.
9787 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9788 with leading sse_ prefix.
9789 * config/i386/sse.md: Receive them.
9790 * config/i386/mmx.md: New file.
9791 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9792 (subrv2sf3): Turn into expander for normal subtraction.
9793 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9794 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9795 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9796 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9797 commutative; use ix86_binary_operator_ok.
9798 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9799 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9800 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9801 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9802 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9803 Macroize from existing patterns; use ix86_binary_operator_ok.
9804 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9805 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9806 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9807 with vec_select+vec_concat.
9808 (mmx_pshufw, mmx_pshufw_1): Likewise.
9809 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9810 (mmx_uavgv4hi3): Model correctly.
9811 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9812 _mm_xor_si64): Remove casts.
9814 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9816 PR tree-optimization/19224
9817 * tree-scalar-evolution.c (get_instantiated_value,
9818 set_instantiated_value): New functions.
9819 (instantiate_parameters_1): Cache the results.
9820 (instantiate_parameters, resolve_mixers): Initialize and free
9823 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9825 * config/i386/i386.md (addhi_4): Correct reference in comment.
9828 2005-01-08 Richard Henderson <rth@redhat.com>
9830 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9831 (_mm_cvtsi128_si64x): Likewise.
9832 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9833 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9834 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9835 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9836 * config/i386/i386-protos.h: Update.
9837 * config/i386/i386.c (print_operand): Add 'H'.
9838 (ix86_fixup_binary_operands): Split out from ...
9839 (ix86_expand_binary_operator): ... here.
9840 (ix86_fixup_binary_operands_no_copy): New.
9841 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9842 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9843 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9844 (safe_vector_operand): Use CONST0_RTX.
9845 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9846 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9847 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9848 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9850 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9851 (IX86_BUILTIN_CMPNGESS): New.
9852 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9853 (attr type): Add sselog1.
9854 (attr unit, attr memory): Handle it.
9855 (movti, movti_internal, movti_rex64): Move near other integer moves.
9856 (movtf, movtf_internal): Move near other fp moves.
9857 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9858 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9859 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9860 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9861 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9862 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9863 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9864 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9865 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9866 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9867 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9868 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9869 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9870 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9871 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9872 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9873 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9874 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9875 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9876 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9877 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9878 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9879 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9880 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9881 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9882 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9883 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9884 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9885 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9886 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9887 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9888 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9889 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9890 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9891 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9892 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9893 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9894 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9895 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9896 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9897 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9898 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9899 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9900 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9902 (SSEPUSH, push<SSEPUSH>): Remove.
9903 (MMXPUSH, push<MMXPUSH>): Remove.
9904 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9905 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9906 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9907 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9908 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9909 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9910 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9911 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9912 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9913 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9914 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9915 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9916 (ppro_sse_log_V4SF): Handle sselog1.
9917 * config/i386/predicates.md (const_0_to_1_operand): New.
9918 (const_0_to_255_mul_8_operand): New.
9919 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9920 (const_2_to_3_operand, const_4_to_7_operand): New.
9921 * config/i386/sse.md: New file.
9922 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9923 (sse_movups): Rename from sse_movups_1.
9924 (sse_loadlss): Rename from sse_loadss_1.
9925 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9927 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9928 (absv4sf2, negv2df, absv2df): New.
9929 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9930 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9931 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9932 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9933 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9934 (sse3_addsubv4sf3): Model correctly.
9935 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9936 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9937 (sse_movhlps): Model with vec_select+vec_concat.
9938 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9939 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9940 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9941 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9942 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9943 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9944 sse2_pshufhw_1): Likewise.
9945 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9946 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9947 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9948 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9949 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9950 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9951 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9952 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9953 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9954 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9955 sminv8hi3): Mark commutative
9956 operands. Use ix86_binary_operator_ok.
9957 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9958 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9959 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9960 sse2_punpcklqdq): Allow operand2 in memory.
9961 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9962 sse2_movsd): Add memory alternatives.
9963 (sse_storelps): Turn expander into an insn; split after reload.
9964 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9965 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9967 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9969 * configure.ac (DWARF-2 debug_line): Use objdump.
9970 * configure: Regenerate.
9972 2005-01-08 Jeff Law <law@redhat.com>
9973 Diego Novillo <dnovillo@redhat.com>
9975 PR tree-optimization/18241
9976 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9977 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9978 statements with volatile operands.
9979 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9980 operands after marking a statement with has_volatile_ops.
9982 2005-01-08 Roger Sayle <roger@eyesopen.com>
9984 * tree.c (int_fits_type_p): Always honor integer constant
9985 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9987 2005-01-08 Roger Sayle <roger@eyesopen.com>
9989 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9990 the latent bug in rtl_delete_block has been resolved.
9992 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9994 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9995 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9997 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9999 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10000 library as @multilib_dir@/$(SHLIB_SONAME).
10002 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10004 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10005 * configure: Regenerate.
10007 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10009 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10012 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10015 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10016 Convert non-word aligned offset address using ld/std into
10019 2005-01-07 Richard Henderson <rth@redhat.com>
10021 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10023 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10025 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10027 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10029 PR tree-optimization/19283
10030 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10031 is not shorter than the original type.
10033 PR rtl-optimization/19012
10034 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10036 PR rtl-optimization/18861
10037 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10038 (FULL_STATE): Define.
10039 (mark_tablejump_edge): New function.
10040 (purge_dead_tablejump_edges): New function.
10041 (find_bb_boundaries): Use it.
10043 PR tree-optimization/18828
10044 * builtins.c (expand_builtin_next_arg): Remove argument and all
10045 the argument checking.
10046 (expand_builtin): Adjust caller.
10047 (expand_builtin_va_start): Likewise. Remove error for too many
10049 (fold_builtin_next_arg): Issue error for too many arguments.
10050 After checking arguments, replace them with magic arguments that
10051 prevent further checking of the args.
10053 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10055 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10057 2005-01-06 Roger Sayle <roger@eyesopen.com>
10060 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10061 and %{.S:...} (and their negative variants) to test whether the
10062 input file is assembler or pre-processed-assembler independent of
10063 the actual filename extension.
10065 2005-01-06 Roger Sayle <roger@eyesopen.com>
10067 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10068 of sign or zero extended values.
10070 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10072 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10073 for IBM long double format correctly.
10075 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10077 Fix PR tree-optimization/18792
10079 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10080 to first_loop_depth, and use loop depth instead of loop number.
10081 (build_classic_dir_vector): Ditto.
10082 (compute_data_dependences_for_loop): Use depth, not loop number.
10083 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10084 number. Pass in loops, instead of loop numbers.
10085 (gather_interchange_stats): Ditto.
10086 (linear_transform_loops): Ditto.
10088 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10091 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10092 biv_fits_mode_p, extension_within_bounds_p): New functions.
10093 (check_ext_dependent_givs): Use them.
10095 2005-01-06 Roger Sayle <roger@eyesopen.com>
10097 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10098 more than one barrier, in which case we should delete them all.
10100 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10102 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10104 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10106 Fix PR middle-end/19286
10108 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10109 output this subprogram, simply ignore this attempt to do it again.
10110 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10111 origin attribute if it's not possible.
10112 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10113 (decls_for_scope): Ditto.
10114 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10115 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10117 2005-01-05 Richard Henderson <rth@redhat.com>
10120 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10121 (bdesc_2arg): Use it.
10122 (ix86_expand_binop_builtin): Force operands into registers
10124 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10125 ix86_expand_sse_compare, ix86_expand_sse_comi,
10126 ix86_expand_builtin): Likewise.
10128 2005-01-05 Richard Henderson <rth@redhat.com>
10130 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10132 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10133 (mulv4hi3): Set itanium_class mmmul.
10134 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10135 (fpack): Rename from fpack_sfsf.
10137 2005-01-05 Richard Henderson <rth@redhat.com>
10140 * reload1.c (do_input_reload): Restrict the optimization deleteing
10141 a previous output reload to RELOAD_FOR_INPUT.
10143 2005-01-05 Steven Bosscher <stevenb@suse.de>
10145 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10146 comment that we fall through after case.
10147 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10148 (distribute_links): Likewise.
10149 * cse.c (cse_insn): Likewise.
10150 * cselib.c (cselib_invalidate_mem): Likewise.
10151 * df.c: Update comments at the top of the file.
10152 (read_modify_subreg_p): Update comments here too.
10153 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10154 * flow.c (mark_set_1): Likewise.
10155 (mark_used_regs): Likewise.
10156 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10157 (canon_list_insert): Likewise.
10158 (mark_set): Likewise.
10159 (try_replace_reg): Likewise.
10160 (store_killed_in_insn): Likewise.
10161 * loop.c (count_one_set): Likewise.
10162 (basic_induction_var): Likewise.
10163 * postreload-gcse.c (find_mem_conflicts): Likewise.
10164 * postreload.c (reload_combine_note_store): Likewise.
10165 (move2add_note_store): Likewise.
10166 * reload.c (find_equiv_reg): Likewise.
10167 (mark_referenced_resources): Likewise.
10168 * rtlanal.c (set_noop_p): Likewise.
10169 (note_stores): Likewise.
10170 (note_uses): Likewise.
10171 * sched-deps.c (sched_analyze_1): Likewise.
10172 * sched-rgn.c (check_live_1): Likewise.
10173 (update_live_1): Likewise.
10174 * config/i860/i860.c: Likewise.
10176 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10178 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10180 * doc/rtl.texi: Update documentation for bit-fields and SET.
10182 2005-01-05 Roger Sayle <roger@eyesopen.com>
10184 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10186 2005-01-05 Jan Hubicka <jh@suse.cz>
10187 Richard Henderson <rth@redhat.com>
10190 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10193 2005-01-05 Richard Henderson <rth@redhat.com>
10196 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10197 (sse_shufps): Change operand 3 to const_int_operand.
10198 (sse2_storelps): Fix typo in template.
10199 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10200 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10201 (ix86_expand_builtin): Likewise.
10203 2005-01-05 Julian Brown <julian@codesourcery.com>
10205 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10206 as aggregates for AAPCS ABIs.
10208 2005-01-05 Stan Shebs <shebs@apple.com>
10210 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10211 Mach-O getters if ppc64.
10212 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10214 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10215 signed four-byte field for global code case.
10216 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10218 2005-01-05 Roger Sayle <roger@eyesopen.com>
10220 PR middle-end/19100
10221 * c-common.c: Include real.h.
10222 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10223 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10224 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10225 * Makefile.in (c-common.o): Update dependencies.
10227 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10229 * c-parse.in (asm_string): Add trailing semicolon.
10231 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10233 * c-parse.in (asm_string): New. Don't allow wide strings in
10235 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10236 asm_string instead of STRING.
10238 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10240 * c-typeck.c (constructor_no_implicit): Remove.
10241 (set_designator, process_init_element): Don't check
10242 constructor_no_implicit.
10244 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10245 Kaz Kojima <kkojima@gcc.gnu.org>
10248 * lcm.c (create_pre_exit): New.
10249 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10250 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10252 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10254 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10255 -msoft-float in target_float_switch.
10256 * arm.c (arm_override_options): Fix processing of target_float_switch.
10258 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10260 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10263 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10265 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10266 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10268 2005-01-04 Roger Sayle <roger@eyesopen.com>
10270 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10271 if deleting the then-block allows the test-block to fallthru to the
10274 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10277 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10278 after the full declaration if the are in two different TUs.
10280 2005-01-04 Richard Henderson <rth@redhat.com>
10283 * tree-sra.c (generate_one_element_init): Just
10284 call gimplify_and_add.
10285 (generate_element_init): Record the
10286 new referenced variables and mark them for renaming
10287 and split out to ...
10288 (generate_element_init_1): This.
10289 (scalarize_init): Don't call push_gimplify_context/
10290 pop_gimplify_context.
10292 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10294 * toplev.c (get_src_pwd): Handle failure of getpwd().
10296 2005-01-04 Roger Sayle <roger@eyesopen.com>
10298 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10300 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10301 all the cases handled by it are inverted by invert_truthvalue.
10303 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10305 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10306 (save_register_windowsi): Likewise.
10308 2005-01-04 Richard Henderson <rth@redhat.com>
10310 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10312 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10314 PR middle-end/17767
10315 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10316 any simplifications of vector mode comparison operators.
10317 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10319 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10320 Devang Patel <dpatel@apple.com>
10322 PR tree-optimization/18308
10323 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10324 the operands before creating a new expression.
10325 * dojump.c (do_jump): Make drop_through_label available
10326 for all cases. Add expansion of COND_EXPR.
10328 2005-01-04 Ira Rosen <irar@il.ibm.com>
10330 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10331 INTEGER_CST instead of TREE_CONSTANT.
10332 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10333 instead of TREE_CONSTANT.
10334 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10335 instead of TREE_CONSTANT.
10337 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10339 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10341 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10344 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10345 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10347 2005-01-03 Richard Henderson <rth@redhat.com>
10349 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10350 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10351 fold_convert_const_real_from_real): Split out from ...
10352 (fold_convert_const): ... here.
10354 2005-01-03 Richard Henderson <rth@redhat.com>
10357 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10358 (mov<MMXMODEI>_internal): Likewise.
10359 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10360 Add V2SF case; use it for SSE1; don't use TI.
10361 (movdf_integer): Likewise.
10362 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10364 2005-01-03 Ira Rosen <irar@il.ibm.com>
10366 * tree-vectorizer.c (vect_strip_conversions): New function.
10367 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10368 check for binary class.
10370 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10374 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10376 * gimple-low.c (mark_blocks_with_used_vars): New function.
10377 (mark_blocks_with_used_subblocks): Ditto.
10378 (mark_used_blocks): Ditto.
10379 (pass_mark_used_blocks): New pass.
10380 * tree-inline.c: Include debug.h.
10381 (expand_call_inline): Call outlining_inline_function here.
10382 * tree-optimize.c (init_tree_optimization_passes): Add
10383 pass_mark_used_blocks.
10384 * tree-pass.h (pass_mark_used_blocks): New.
10385 * Makefile.in (tree-inline.o): Add debug.h dependency.
10387 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10389 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10390 VAR_DECLs to have weak_import attribute.
10392 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10395 2004-01-03 Steven Bosscher <stevenb@suse.de>
10397 * passes.c (rest_of_compilation): Don't run regmove if only
10398 flag_expensive_optimizations, require flag_regmove instead.
10400 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10402 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10404 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10405 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10406 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10407 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10409 2005-01-03 Richard Henderson <rth@redhat.com>
10411 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10412 (ia64_const_ok_for_letter_p): New.
10413 (ia64_const_double_ok_for_letter_p): New.
10414 (ia64_extra_constraint): New.
10415 (ia64_expand_vecint_compare): New.
10416 (ia64_expand_vcondu_v2si): New.
10417 (ia64_expand_vecint_cmov): New.
10418 (ia64_expand_vecint_minmax): New.
10419 (ia64_print_operand): Add 'v'.
10420 (ia64_preferred_reload_class): New.
10421 (ia64_vector_mode_supported_p): New.
10422 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10423 (PREFERRED_RELOAD_CLASS): Move to function.
10424 (CONST_OK_FOR_LETTER_P): Move to function.
10425 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10426 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10427 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10428 (EXTRA_CONSTRAINT): Move to function.
10429 * config/ia64/ia64.md: Include vect.md.
10430 (itanium_class): Add mmalua.
10432 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10434 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10435 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10437 (const_int_2bit_operand): New.
10438 (fr_reg_or_0_operand): New.
10439 * config/ia64/ia64-modes.def: Add vector modes.
10440 * config/ia64/ia64-protos.h: Update.
10441 * config/ia64/vect.md: New file.
10443 2005-01-03 Richard Henderson <rth@redhat.com>
10445 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10447 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10450 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10452 (log1pdf2): Change mode of operands[0,1] to DFmode.
10454 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10456 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10457 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10458 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10459 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10460 SPARC_RELAXED_ORDERING.
10462 2005-01-03 Richard Henderson <rth@redhat.com>
10463 Uros Bizjak <uros@kss-loka.si>
10466 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10467 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10468 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10470 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10471 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10472 const_pow2_1_to_128_operand): New predicates.
10474 2005-01-02 Greg McGary <greg@mcgary.org>
10476 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10478 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10479 object. [ptr_type]: Remove unused variable.
10480 Remember nearest addressable array-element or record-component
10481 when checking bitfield components. Tolerate empty BIND_EXPR.
10483 2005-01-01 Richard Henderson <rth@redhat.com>
10485 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10486 that don't narrow the value. Fail for other conversions.
10488 2005-01-01 Richard Henderson <rth@redhat.com>
10491 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10492 * c-lang.c (finish_file): Don't do it here.
10493 * objc/objc-act.c (objc_finish_file): Likewise.
10495 * cgraph.c (decl_assembler_name_equal): New.
10496 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10497 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10498 * cgraph.h (struct cgraph_varpool_node): Add next.
10499 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10500 * varasm.c (assemble_alias): Mark the target as needed.
10502 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10504 PR middle-end/19221
10505 * function.c (get_arg_pointer_save_area): Use entry_of_function
10506 instead of get_insns.
10508 2005-01-01 Roger Sayle <roger@eyesopen.com>
10509 Andrew Pinski <pinskia@physics.uc.edu>
10510 James E. Wilson <wilson@specifixinc.com>
10512 PR rtl-optimization/12092
10513 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10516 2005-01-01 Roger Sayle <roger@eyesopen.com>
10517 Olivier Hainque <hainque@act-europe.fr>
10519 * tree.c (int_fits_type_p): A narrower type always fits in a
10520 wider one, except for negative values into unsigned types.
10522 2005-01-01 Roger Sayle <roger@eyesopen.com>
10524 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10525 with the original constant rather than require TREE_OVERFLOW.
10527 2005-01-01 Steven Bosscher <stevenb@suse.de>
10529 PR middle-end/17544
10530 * c-decl.c (finish_function): If compiling C99, annotate the
10531 compiler generated return with the current file name and line 0.
10532 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10533 the source line is greater than 0.
10534 (remove_bb): Likewise.