1 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
7 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11 (number_of_iterations_special): New function.
12 (number_of_iterations_exit): Use number_of_iterations_special.
13 Use simplify_using_outer_evolutions only at -O3.
14 (number_of_iterations_cond, tree_simplify_using_condition,
15 simplify_using_initial_conditions, loop_niter_by_eval,
16 compare_trees, can_count_iv_in_wider_type_bound,
17 simplify_using_outer_evolutions): Use fold_build.
19 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
21 * doc/install.texi (Configuration): Document --with-java-home.
23 2005-04-05 Richard Henderson <rth@redhat.com>
27 * config/i386/i386.c (print_operand): Handle vector zeros.
28 (ix86_split_to_parts): Handle CONST_VECTOR.
29 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
30 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
31 what modes to tie for MMX and SSE registers.
32 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
33 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
34 to vector modes as well.
35 * config/i386/predicates.md (const0_operand): Handle VOIDmode
36 properly as an input mode.
38 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
40 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
42 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
44 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
46 2005-04-05 Jakub Jelinek <jakub@redhat.com>
48 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
49 and local functions, set sse_nregs to 8 and float_in_sse.
50 (function_arg_advance, function_arg): If float_in_sse, pass
51 SFmode and DFmode arguments in SSE registers.
52 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
54 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
57 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
59 * config/i386/i386-protos.h (ix86_function_value): Accept two
60 arguments, like the target macro.
61 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
62 * config/i386/i386.c (ix86_function_value): Accept the second
63 argument of the target macro.
64 (ix86_function_ok_for_sibcall): Pass a function pointer to
66 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
67 call to ix86_value_regno).
68 (ix86_value_regno): Add support for returning floating point values
71 2005-04-05 Jakub Jelinek <jakub@redhat.com>
73 PR tree-optimization/20076
74 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
75 that call __builtin_return or __builtin_apply_args.
77 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
79 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
80 Use immediate use iterator.
81 (stmt_is_bumper_for_loop): Use immediate use iterator.
82 * predict.c (strip_builtin_expect): Use update_stmt.
83 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
84 on all elements of a STATEMENT_LIST.
85 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
86 (bsi_remove): Remove imm_use links and mark the stmt as modified.
87 (bsi_replace): Mark stmt as modified and the update it.
88 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
89 (expand_complex_libcal): Call update_stmt.
90 (expand_complex_comparison): Call mark_stmt_modified.
91 (expand_complex_operations_1): Call update_stmt_if_modified.
92 (expand_vector_operations_1): Call mark_stmt_modified.
93 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
94 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
95 add_immediate_use, redirect_immediate_use,
96 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
97 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
98 (mark_new_vars_to_rename): Call update_stmt.
99 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
100 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
102 (unmodify_stmt): Delete.
103 (update_stmt): New. Force an update of a stmt.
104 (update_stmt_if_modified): update a stmt if it is out of date.
105 (get_stmt_operands): Verify stmt is NOT modified.
106 (stmt_modified_p): Update comment.
107 (delink_imm_use): Remove a use node from its immuse list.
108 (link_imm_use_to_list): Link a use node to a specific list.
109 (link_imm_use): Link a node to the correct list.
110 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
111 it in the correct list, if appropriate.
112 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
113 (relink_imm_use): Link a use node in place of another node in a list.
114 (relink_imm_use_stmt): LInk a node in place of another node, and set
116 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
117 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
118 (first_safe_imm_use): New. Initialize a safe immuse iterator.
119 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
120 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
121 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
122 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
123 (has_zero_uses): New. Return true if there are no uses of a var.
124 (has_single_use): New. Return true if there is only a single use of a
126 (single_imm_use): New. Return the simgle immediate use.
127 (num_imm_uses): New. Return the number of immediate uses.
128 (get_v_must_def_ops): Use is now a pointer.
129 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
130 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
132 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
133 (delink_stmt_imm_use): Delink all immuses from a stmt.
134 (phi_arg_index_from_use): New. Return a phi arg index for a use.
135 * tree-flow.h (struct dataflow_d): Delete.
136 (immediate_use_iterator_d): New. Immediate use iterator struct.
137 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
138 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
139 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
141 (struct stmt_ann_d): Remove dataflow_t from struct.
142 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
143 (if_convertible_phi_p): Use FAST immuse iterator.
144 (if_convertible_loop_p): Don't call compute_immediate_uses.
145 (replace_phi_with_cond_modify_expr): Call update_stmt.
146 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
147 update_stmt_if_modified.
148 (rewrite_all_into_ssa): Initialize ssa operands.
149 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
150 compute_immediate_uses.
151 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
152 ssa_property is available.
153 (execute_one_pass): Change parameters passed to execute_todo.
154 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
155 (remove_ssa_form): Call fini_ssa_operands.
156 (insert_backedge_copies): Delete call to modify_stmt.
157 * tree-phinodes.c (make_phi_node): Initialize use nodes.
158 (release_phi_node): Delink any use nodes before releasing.
159 (resize_phi_node): Relink any use nodes.
160 (remove_phi_arg_num): Delink the use node.
161 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
162 (remove_all_phi_nodes_for): Release phi node first.
163 * tree-pretty-print.c (dump_generic_node): Print stmt address.
164 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
165 (scalarize_use, scalarize_copy): Call update_stmt.
166 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
167 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
168 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
169 (ccp_initialize): Remove call to compute_immediate_uses.
170 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
171 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
173 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
174 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
175 (eliminate_redundant_computations): Call mark_stmt_modified.
176 (cprop_operand): Call mark_stmt_modified.
177 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
178 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
179 (dse_optimize_stmt): Use new immuse interface.
180 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
181 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
182 (substitute_single_use_vars): Use new immuse interface.
183 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
184 and compute_immediate_uses.
185 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
187 (rewrite_mem_refs): Call update_stmt.
188 (determine_lsm): Remove call to compute_imm_uses and free_df.
189 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
190 (try_unroll_loop_completely): Call update_stmt.
191 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
192 (rewrite_use_compare): Call update_stmt.
193 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
194 (rewrite_use) : Call update_stmt.
195 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
196 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
198 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
199 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
200 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
202 (initialize_vuse_operand): New. Initialize a vuse operand.
203 (initialize_v_may_def_operand): New. Initialize a maydef operand.
204 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
205 (finalize_ssa_defs): Use stmt parameter.
206 (correct_use_link): Ensure a use node is in the correct list, and has
207 the correct stmt pointer.
208 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
209 finalize_ssa_v_must_defs): Also initialize use nodes.
210 (finalize_ssa_stmt_operands): Pass extra stmt operands.
211 (build_ssa_operands): Seperate parsing from final operand construction.
212 (parse_ssa_operands): New. Parse entry point for operand building.
213 (swap_tree_operands): New. Swap 2 tree operands.
214 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
216 (get_expr_operands): Call swap_tree_operands when needed.
217 (copy_virtual_operands): Use initialize routines for virtual use ops.
218 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
219 (verify_abort): New. Issue imm_use error.
220 (verify_imm_links): New Verify imm_use links for a var.
221 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
222 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
223 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
224 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
225 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
226 (NULL_USE_OPERAND_P) Define.
227 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
229 (struct vuse_operand_type): New struct.
230 (SET_USE): Call set_ssa_use_from_ptr.
232 (PHI_ARG_INDEX_FROM_USE): Define.
233 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
234 argument via SET_USE, not PHI_ARG_DEF_TREE.
235 * tree-ssa-pre.c (eliminate): Call update_stmt.
236 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
238 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
239 (nearest_common_dominator_of_uses): Use imm_use iterator.
240 (statement_sink_location): Use imm_use iterator and interface.
241 (execute_sink_code): Don't call compute_immediate_uses or free-df.
242 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
243 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
244 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
245 (verify_ssa): Ensure no stmt is marked modify after optimization pass
246 if new parameter is true.
247 (init_tree_ssa): Don't initialize operand cache here.
248 (delete_tree_ssa): Don't destroy operand cache here.
249 (propagate_into_addr): Pass in a use pointer, return true if anything
251 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
252 (check_phi_redundancy): Use imm_use iterator.
253 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
255 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
256 (release_ssa_name): Delink node and all elements in its imm_use list.
257 * tree-tailcall.c (adjust_return_value): Call update_stmt.
258 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
259 * tree-vectorizer.c (need_imm_uses_for): Delete.
260 (vectorize_loops): Dont call compute_immediate_uses or free_df.
261 * tree.h (struct ssa_imm_use_d): Define.
262 (SSA_NAME_IMM_USE_NODE): Define.
263 (struct tree_ssa_name): Add imm_use node.
265 (PHI_ARG_IMM_USE_NODE): Define.
266 (struct phi_arg_d): Add imm_use node.
267 (struct tree_phi_node): Remove struct dataflow_d element.
268 (TDF_STMTADDR): Define.
270 2005-04-05 Dale Johannesen <dalej@apple.com>
272 * doc/invoke.texi (Optimization Options): Remove
273 duplicate -fcse-follow-jumps. Add -fweb.
274 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
275 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
277 2005-04-05 Per Bothner <per@bothner.com>
279 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
280 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
281 (warn_uninit): Get EXPR_LOCUS from context now instead.
282 This fixes a USE_MAPPED_LOCATION testsuite failure.
284 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
286 2005-04-05 Per Bothner <per@bothner.com>
288 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
289 of the artification 'return 0' in main() to BUILTINS_LOCATION.
290 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
293 2004-04-05 Devang Patel <dpatel@apple.com>
295 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
296 (lhsr<mode>3): ... new name.
297 (altivec_vsra<VI_char>): Rename to ..
298 (ashr<mode>3): ... new name.
299 * config/rs6000/rs6000.c (builtin_description): Rename shift
302 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
304 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
305 gen_lowpart_for_combine.
306 * cse.c (gen_lowpart_if_possible): Move...
307 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
309 (gen_lowpart_no_emit_general): Use it.
311 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
313 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
316 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
318 * system.h: Fix typo.
320 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
322 * config/bfin/bfin-modes.def: New file.
323 * config/bfin/bfin-protos.h: New file.
324 * config/bfin/bfin.c: New file.
325 * config/bfin/bfin.h: New file.
326 * config/bfin/bfin.md: New file.
327 * config/bfin/bfin.opt: New file.
328 * config/bfin/crti.s: New file.
329 * config/bfin/crtn.s: New file.
330 * config/bfin/elf.h: New file.
331 * config/bfin/lib1funcs.asm: New file.
332 * config/bfin/predicates.md: New file.
333 * config/bfin/t-bfin: New file.
334 * config/bfin/t-bfin-elf: New file.
335 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
336 Document new attributes.
337 (interrupt, interrupt_handler, saveall): Update documentation for
339 * doc/install.texi (Specific): Add entry for the Blackfin.
340 * doc/invoke.texi (Blackfin Options): New section.
341 * doc/md.texi (Blackfin family): New section to document constraints.
342 * config.gcc: Add bfin*-* and bfin*-elf configurations.
344 2005-04-05 Olivier Hainque <hainque@adacore.com>
346 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
347 match what the system unwinder expects.
348 * config/mips/mips.c (mips_frame_set): If we're saving the return
349 address register and the dwarf return address column number differs
350 from the hard register number, adjust the note reg to refer to the
353 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
355 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
356 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
357 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
358 (processor_type): New enum.
359 (mn10300_processor): New variable.
360 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
361 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
362 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
363 (PROCESSOR_DEFAULT): New macro.
364 * config/mn10300/mn10300.c (mn10300_processor): New variable.
365 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
366 (mn10300_handle_option, mn10300_override_options): New functions.
367 * config/mn10300/mn10300.opt: New file.
369 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
370 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
372 PR tree-optimization/19903
373 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
374 that don't fit in their type after conversion.
376 2005-04-05 Uros Bizjak <uros@kss-loka.si>
379 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
380 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
381 Allocate local stack slots here. Set ix86_optimize_mode_switching.
382 flag here. Implement using define_insn_and_split.
383 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
384 (frndintxf2_mask_pm_i387): New insn patterns.
385 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
386 Do not set ix86_optimize_mode_switching flag.
387 (ceilsf2, ceildf2, ceilxf2): Same.
388 (btruncsf2, btruncdf2, btruncxf2): Same.
389 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
391 2005-04-05 Ian Lance Taylor <ian@airs.com>
394 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
395 i386_pe_record_external_function.
396 (i386_pe_record_external_function): Update declaration.
397 * config/i386/winnt.c (struct extern_list): Add decl field.
398 (i386_pe_record_external_function): Add decl parameter.
399 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
401 * config/i386/i386-protos.h (i386_pe_record_external_function):
404 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
406 * config/m68k/m68k-protos.h: Add a prototype for
407 valid_dbcc_comparison_p_2.
408 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
409 extend_operator, const_uint32_operand, const_sint32_operand,
410 general_src_operand, nonimmediate_src_operand,
411 memory_src_operand, post_inc_operand, pre_dec_operand,
412 pcrel_address): Move to predicates to predicates.md.
413 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
414 * config/m68k/m68k.md: Include predicates.md.
415 * config/m68k/predicates.md: New.
417 2005-04-04 Roger Sayle <roger@eyesopen.com>
419 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
421 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
423 2005-04-04 Ian Lance Taylor <ian@airs.com>
425 * c-typeck.c (struct c_switch): Rename switch_stmt field to
427 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
428 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
429 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
430 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
431 * c-common.c (c_do_switch_warnings_1): New static function broken
432 out of c_do_switch_warnings.
433 (c_do_switch_warnings): Call c_do_switch_warnings_1.
434 (c_do_switch_expr_warnings): New function.
435 * c-common.h (c_do_switch_expr_warnings): Declare.
437 2005-04-04 David Edelsohn <edelsohn@gnu.org>
438 Daniel Jacobowitz <dan@codesourcery.com>
440 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
442 * rtlanal.c (may_trap_p): Same.
444 2005-04-04 Dale Johannesen <dalej@apple.com>
446 * ChangeLog: remove reference to ChangeLog.12.
448 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
450 CRIS epilogue as RTL.
451 * config/cris/cris.md: Change all 0 in unspec 0 to
453 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
454 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
456 ("return"): Change to define_expand. Call cris_expand_return for
458 ("*return_expanded"): New pattern.
459 ("epilogue"): New define_expand.
460 * config/cris/cris.h (PREDICATE_CODES): Add
461 cris_load_multiple_op.
462 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
464 (enum cris_retinsn_type): New.
465 (struct machine_function): New member return_type.
466 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
467 (cris_target_asm_function_epilogue): Remove, moving RTLified
469 (cris_expand_epilogue): New function.
470 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
471 (cris_gen_movem_load, cris_load_multiple_op)
472 (cris_return_address_on_stack_for_return, cris_expand_return): New
474 (cris_target_asm_function_prologue)
475 (cris_initial_frame_pointer_offset): Call
476 cris_reg_saved_in_regsave_area instead of complicated expression.
477 Call cris_return_address_on_stack instead of an expression.
478 (cris_print_operand) <case 'o', case 'O'>: New cases.
479 (cris_return_address_on_stack): Change return-type to bool.
480 (cris_simple_epilogue): Ditto. Return false if registers are
482 * config/cris/cris-protos.h (cris_simple_epilogue)
483 (cris_return_address_on_stack): Adjust prototype return type.
484 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
485 (cris_return_address_on_stack_for_return): New prototypes.
487 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
489 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
490 gpr_or_int12_operand.
492 * config/frv/frv-protos.h: Add a prototype to
493 frv_legitimate_memory_operand and frv_const_unspec_p.
494 (frv_unspec): Move from frv.c.
495 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
496 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
497 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
498 gpr_or_fpr_operand, gpr_or_int12_operand,
499 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
500 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
501 int6_operand, int5_operand, uint5_operand, uint4_operand,
502 uint1_operand, int_2word_operand, uint16_operand,
503 upper_int16_operand, integer_register_operand,
504 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
505 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
506 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
507 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
508 move_destination_operand, movcc_fp_destination_operand,
509 frv_function_symbol_referenced_p, move_source_operand,
510 condexec_dest_operand, condexec_source_operand,
511 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
512 const_unspec_operand, gpr_or_memory_operand,
513 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
514 icc_operand, fcc_operand, cc_operand, icr_operand,
515 fcr_operand, cr_operand, call_operand, sibcall_operand,
516 symbolic_operand, relational_operator,
517 integer_relational_operator, float_relational_operator,
518 ccr_eqne_operator, minmax_operator,
519 condexec_si_binary_operator, condexec_si_media_operator,
520 condexec_si_divide_operator, condexec_si_unary_operator,
521 condexec_sf_conv_operator, condexec_sf_add_operator,
522 condexec_memory_operand, intop_compare_operator, acc_operand,
523 even_acc_operand, quad_acc_operand, accg_operand: Move to
525 * config/frv/frv.h (PREDICATE_CODES): Remove.
526 * config/frv/frv.md: Include predicates.md.
527 * config/frv/predicates.md: New.
529 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
532 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
533 * tree-ssa-loop-ivopts.c: Include langhooks.h.
534 (add_standard_iv_candidates_for_size): New function, extracting code
535 from add_standard_iv_candidates and parameterizing it by type size.
536 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
538 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
540 * system.h (GCOV_SIZE_TYPE): Unposion.
541 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
542 (GCOV_TYPE_SIZE): ...this new macro.
543 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
544 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
545 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
546 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
547 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
548 instead of unsigned_intSI_type_node.
549 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
550 (rtl_gen_one_value_profiler_no_edge_manipulation)
551 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
552 * value-prof.c: Include coverage.h.
554 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
555 Diego Novillo <dnovillo@redhat.com>
557 Fix PR tree-optimization/20703
558 Fix PR tree-optimization/20725
560 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
561 (create_expression_by_pieces): Ditto.
562 (valid_in_set): Ditto. Also handle tcc_declaration.
563 (find_or_generate_expression): Handle comparison class.
564 (insert_into_preds_of_block): Ditto.
566 (create_value_expr_from): Handle comparison class, recursively
567 handle reference nodes.
568 (compute_avail): Handle comparison classes, rewrite a little cleaner.
569 (execute_pre): Fix spacing.
570 (do_fre): Renamed to execute_fre.
572 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
574 * doc/invoke.texi (SPARC options): Document that
575 -mlittle-endian is not supported on Linux either.
577 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
581 * config.gcc (Obsolete configurations): Remove
582 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
583 (sparclite-*-coff*): Delete.
584 (sparclite-*-elf*): Likewise.
585 (sparc86x-*-elf*): Likewise.
586 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
587 * config/sparc/lite.h: Delete.
588 * config/sparc/litecoff.h: Likewise.
589 * config/sparc/liteelf.h: Likewise.
590 * config/sparc/sp86x-elf.h: Likewise.
591 * config/sparc/t-sparclite: Likewise.
592 * config/sparc/t-sp86x: Likewise.
594 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
596 * config/s390/s390-protos.h: (s390_comparison,
597 s390_alc_comparison, s390_slb_comparison, const0_operand,
598 consttable_operand, larl_operand, s_operand,
599 shift_count_operand, bras_sym_operand, load_multiple_operation,
600 store_multiple_operation, s390_plus_operand): Remove prototypes.
601 (s390_legitimate_address_without_index_p): New prototype.
602 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
604 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
605 const0_operand, consttable_operand, larl_operand, s_operand,
606 shift_count_operand, bras_sym_operand, load_multiple_operation,
607 store_multiple_operation, s390_plus_operand): Move to
609 (check_mode): Remove.
610 (s390_branch_condition_mask): Remove 'static'. Move prototype to
612 (s390_legitimate_address_without_index_p): New.
613 * config/s390/s390.h (PREDICATE_CODES): Remove.
614 * config/s390/s390.md: Include predicates.md.
615 * config/s390/predicates.md: New.
617 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
620 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
621 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
622 (NEED_INDICATE_EXEC_STACK): Define to 1.
623 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
624 (NEED_INDICATE_EXEC_STACK): Define to 1.
625 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
626 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
627 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
628 (pic_helper_emitted_p): New global.
629 (emit_pic_helper): New function extracted from...
630 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
631 Do not call emit_pic_helper if delay_pic_helper is true.
632 (sparc_expand_prologue): Pass 'false' to load_pic_register.
633 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
634 (sparc_file_end): New function.
636 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
638 * config/mcore/mcore-protos.h: Remove the prototypes for
639 mcore_arith_reg_operand, mcore_general_movsrc_operand,
640 mcore_general_movdst_operand, mcore_reload_operand,
641 mcore_arith_J_operand, mcore_arith_K_operand,
642 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
643 mcore_arith_K_S_operand, mcore_arith_imm_operand,
644 mcore_arith_any_imm_operand, mcore_arith_O_operand,
645 mcore_literal_K_operand, mcore_addsub_operand,
646 mcore_compare_operand, mcore_load_multiple_operation,
647 mcore_store_multiple_operation, mcore_call_address_operand.
648 Add a prototype for const_ok_for_mcore.
649 * config/mcore/mcore.c (mcore_call_address_operand,
650 mcore_general_movsrc_operand, mcore_general_movdst_operand,
651 mcore_arith_reg_operand, mcore_reload_operand,
652 mcore_arith_J_operand, mcore_arith_K_operand,
653 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
654 mcore_arith_M_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): Move to predicates.md.
659 (const_ok_for_mcore): Export.
660 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
661 * config/mcore/mcore.md: Include predicates.md.
662 * config/mcore/predicates.md: New.
664 * config/mcore/predicates.md: Fix a comment typo.
666 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
667 Adrian Straetling <straetling@de.ibm.com>
669 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
670 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
671 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
673 ("imul"): Removed from "type" attribute.
674 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
675 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
676 Changed type to imulsi.
677 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
679 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
681 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
682 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
683 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
684 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
685 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
686 (TARGET_SWITCHES, mcore_stack_increment_string)
687 (TARGET_OPTIONS): Delete.
688 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
689 than *_BIT constants.
690 (TARGET_8ALIGN): #undef old definition before redefining to 1.
691 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
692 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
693 (mcore_override_options): Delete mcore_stack_increment code.
694 Change use of M340_BIT to MASK_M340.
695 * config/mcore/mcore.opt: New file.
697 2005-04-04 Ian Lance Taylor <ian@airs.com>
699 * config/arm/arm.c (replace_symbols_in_block): Remove static
702 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
704 * config/fr30/fr30-protos.h: Remove the prototypes for
705 stack_add_operand, add_immediate_operand,
706 high_register_operand, low_register_operand, call_operand,
707 di_operand, and nonimmediate_di_operand.
708 * config/fr30/fr30.c (stack_add_operand,
709 add_immediate_operand, high_register_operand,
710 low_register_operand, call_operand, di_operand,
711 nonimmediate_di_operand): Move to predicates.md.
712 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
713 * config/fr30/fr30.md: Include predicates.md.
714 * config/fr30/predicates.md: New.
716 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
717 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
718 mcore_call_address_operand.
720 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
721 general_movsrc_operand.
723 2005-04-04 Alan Modra <amodra@bigpond.net.au>
725 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
728 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
731 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
734 2005-04-04 Richard Henderson <rth@redhat.com>
735 Jakub Jelinek <jakub@redhat.com>
737 PR rtl-optimization/16104
738 * fold-const.c (fold_unary): Fix folding of vector conversions.
740 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
742 * config.gcc (xstormy16-*-elf): Set extra_options.
743 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
744 * config/stormy16/stormy16.opt: New file.
746 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
748 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
749 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
750 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
751 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
752 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
753 (TARGET_UNIX_ASM): Delete.
754 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
755 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
756 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
757 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
758 * config/pdp11/pdp11.opt: New file.
760 2005-04-03 Roger Sayle <roger@eyesopen.com>
761 Alexandre Oliva <aoliva@redhat.com>
764 * fold-const.c (non_lvalue): Split tests into...
765 (maybe_lvalue_p): New function.
766 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
767 C++ front-end prior to lowering into gimple form.
769 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
771 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
772 BUILT_IN_STRNCASECMP): New.
773 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
776 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
779 * arm.md (addsi3_compare0_for_combiner): Delete.
780 (addsi3_compare0_scratch_for_combiner): Delete.
781 (cmpsi_neg_shiftsi): Delete.
782 (compare_negsi_si): New pattern.
783 (cmpsi_negshiftsi_si): New pattern.
784 (negated_cbranchsi4): Restrict to equality_operator.
786 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
789 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
791 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
794 * doc/install.texi: Fix a typo.
796 2005-04-03 Steven Bosscher <stevenb@suse.de>
799 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
800 a computed goto if the edge to the computed goto block has
801 incoming abnormal edges. Clarify how the function works.
803 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
805 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
806 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
807 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
808 hash_scan_set, reg_set_between_after_reload_p,
809 reg_used_between_after_reload_p, get_avail_load_store_reg,
810 eliminate_partially_redundant_load): Likewise.
811 * postreload.c (reload_cse_simplify_set,
812 reload_combine_note_use): Likewise.
813 * predict.c (predict_insn, expected_value_to_br_prob,
814 propagate_freq, expensive_function_p): Likewise.
815 * print-rtl.c (print_rtx): Likewise.
816 * profile.c (instrument_edges, instrument_values,
817 compute_branch_probabilities, branch_prob, union_groups,
818 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
819 * protoize.c (in_system_include_dir, file_could_be_converted,
820 file_normally_convertible, gen_aux_info_file, seek_to_line,
821 do_cleaning): Likewise.
822 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
823 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
824 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
826 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
828 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
829 * modulo-sched.c (undo_replace_buff_elem): New structure.
830 (kernel_number_of_cycles, ps_unschedule_node,
831 undo_generate_reg_moves,free_undo_replace_buff,
832 undo_permute_partial_schedule, loop_single_full_bb_p,
833 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
834 build_loops_structure, get_sched_window): New.
835 (generate_reg_moves): Return undo_replace_buff_elem and other
837 (generate_prolog_epilog): Remove old loop versioning.
838 (sms_schedule): Use loop information and loop_version.
839 (sms_schedule_by_order): Split part of it to get_sched_window.
840 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
841 cfg_layout_finalize and free_dominance_info before/after SMS.
843 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
845 * cfghooks.c (lv_flush_pending_stmts,
846 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
847 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
848 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
849 lv_add_condition_to_bb,
850 lv_adjust_loop_header_phi, extract_cond_bb_edges,
851 flush_pending_stmts): New in cfg_hooks structure.
852 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
853 extract_cond_bb_edges, lv_adjust_loop_header_phi,
854 lv_add_condition_to_bb): New declarations.
855 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
857 (loop_version): Declare.
858 * cfgloopmanip.c (cfghooks.h): Include.
859 (duplicate_loop_to_header_edge): Change return type to bool.
860 (loop_version, lv_adjust_loop_entry_edge): Move here.
861 * cfgrtl.c (cfgloop.h): Include.
862 (rtl_verify_flow_info_1): Fix.
863 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
864 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
866 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
867 tree_lv_add_condition_to_bb): New.
868 (tree_cfg_hooks): Add new hooks to initialization.
869 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
870 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
872 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
874 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
875 xstormy16_below100_or_register,
876 xstormy16_splittable_below100_or_register, and
877 nonimmediate_nonstack_operand.
879 * config/stormy16/stormy16-protos.h: Remove the prototypes for
880 xstormy16_ineqsi_operator, equality_operator,
881 inequality_operator, shift_operator,
882 xstormy16_below100_operand, xstormy16_below100_or_register,
883 xstormy16_splittable_below100_or_register,
884 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
885 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
886 equality_operator, inequality_operator,
887 xstormy16_below100_operand, xstormy16_below100_or_register,
888 xstormy16_splittable_below100_or_register,
889 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
890 nonimmediate_nonstack_operand, shift_operator): Move to
892 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
893 * config/stormy16/stormy16.md: Include predicates.md.
894 * config/stormy16/predicates.md: New.
896 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
898 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
899 small_int, large_int, reg_or_0_operand, simple_memory_operand,
900 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
901 move_operand, power_of_2_operand): Move to predicates.md.
902 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
903 PREDICATE_CODE): Remove.
904 * config/iq2000/iq2000.md: Include predicates.md.
905 * config/iq2000/predicates.md: New.
907 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
909 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
910 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
911 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
912 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
913 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
914 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
915 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
916 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
917 (TARGET_M68HC11): Delete.
918 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
919 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
920 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
921 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
922 (nb_soft_regs): Delete.
923 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
924 (m68hc11_override_options): Remove the code that caters for MASK_M6811
925 and MASK_M6812 being set simultaneously. Change the code that sets
926 the default m68hc11_soft_reg_count to use integers instead of strings.
927 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
928 m68hc11_soft_reg_count (which now has an int type) as the number
930 * config/m68hc11/m68hc11.opt: New file.
932 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
934 * config/fr30/fr30.h (PREDICATE_CODES): Remove
935 fp_displacement_operand, sp_displacement_operand.
937 * config/m68hc11/m68hc11-protos.h: Add a prototype for
939 Remove the prototypes for tst_operand, cmp_operand,
940 stack_register_operand, d_register_operand,
941 hard_addr_reg_operand, splitable_operand,
942 m68hc11_logical_operator, m68hc11_arith_operator,
943 m68hc11_non_shift_operator, m68hc11_shift_operator,
944 m68hc11_unary_operator, m68hc11_eq_compare_operator,
945 non_push_operand, hard_reg_operand, and
946 reg_or_some_mem_operand.
947 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
949 (tst_operand, cmp_operand, non_push_operand,
950 splitable_operand, reg_or_some_mem_operand,
951 stack_register_operand, d_register_operand,
952 hard_addr_reg_operand, hard_reg_operand,
953 m68hc11_eq_compare_operator, m68hc11_logical_operator,
954 m68hc11_arith_operator, m68hc11_non_shift_operator,
955 m68hc11_shift_operator, m68hc11_unary_operator): Move to
957 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
958 * config/m68hc11/m68hc11.md: Include predicates.md.
959 * config/m68hc11/predicates.md: New.
961 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
964 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
965 change checked in along with 2005-03-03's patch for debug/20253.
966 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
967 (remap_decl): Insert type decl in map earlier.
969 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
971 PR tree-optimization/20640
972 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
973 post-dominator if it has phi nodes.
974 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
975 before dead statements.
977 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
980 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
982 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
984 PR rtl-optimization/20290
985 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
986 in every iteration if the entry point is the exit test.
988 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
990 * config/cris/cris.md (attribute "length"): Define.
992 2005-04-02 Geoffrey Keating <geoffk@apple.com>
994 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
995 (word_offset_memref_operand): New.
996 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
997 (indexed_or_indirect_operand): Delete.
998 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
999 (indexed_or_indirect_operand): Delete.
1001 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1004 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1007 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1008 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1010 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1012 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1014 2005-04-01 Ian Lance Taylor <ian@airs.com>
1016 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1017 (rus, prus): Remove static variables.
1018 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1019 (process_command): Permit report_times and use_pipes together.
1021 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1023 * c-decl.c (validate_proto_after_old_defn): Look at
1024 TYPE_MAIN_VARIANT of argument types.
1026 2005-04-01 Paul Brook <paul@codesourcery.com>
1028 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1029 (arm_output_function_epilogue): Allow call_via_SP.
1030 (thumb_call_via_reg, arm_file_end): Ditto.
1031 * config/arm/arm.h (struct machine_function): Include space for SP.
1032 (thumb_call_via_label): Update declaration.
1034 2005-04-01 Ian Lance Taylor <ian@airs.com>
1036 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1037 doing a peephole optimization, once again put any notes in the
1040 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1042 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1044 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1046 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1047 (block_alloc, find_free_reg): Likewise.
1048 * loop-doloop.c (doloop_modify): Likewise.
1049 * loop-invariant.c (record_use): Likewise.
1050 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1051 get_iv_value, canon_condition, eliminate_implied_condition,
1052 eliminate_implied_condition, simplify_using_initial_values,
1053 shorten_into_mode, canonicalize_iv_subregs,
1054 iv_number_of_iterations): Likewise.
1055 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1056 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1057 unswitch_loop): Likewise.
1058 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1059 move_movables, replace_call_address, find_and_verify_loops,
1060 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1061 record_giv, final_giv_value, general_induction_var,
1062 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1063 loop_giv_dump): Likewise.
1065 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1066 GCOV_CHECK_WRITING): Remove.
1067 (gcov_position, gcov_rewrite): Use gcc_assert.
1068 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1069 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1070 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1073 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1075 * tree-inline.c: Fix a typo.
1077 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1079 * configure.ac (enable-checking): Explicitly set all variables for
1080 collective switch values. Alphabetize variables. Rename
1081 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1083 * doc/install.texi (enable-checking): Update documentation.
1084 * configure: Rebuilt.
1086 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1088 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1091 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1093 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1094 Also reject cases where this pattern will cause load delay stalls
1095 unless optimizing for size and it will produce a shorter sequence.
1096 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1097 variants to avoid pre-adjusting the base when possible.
1099 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1101 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1102 the frame and argument pointers.
1103 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1104 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1105 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1106 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1107 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1108 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1110 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1112 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1113 with entry for selectany attribute.
1114 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1116 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1117 (i386_pe_asm_named_section): Handle sections generated by
1118 selectany attribute.
1119 * doc/extend.texi (selectany): Document attribute.
1121 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1122 Jan Hubicka <jh@suse.cz>
1124 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1125 to fix addresses involving EBP and ESP.
1126 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1127 for SUBREGed registers.
1128 (legitimate_address_p): Accept SUBREGed registers.
1130 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1133 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1134 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1137 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1139 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1141 2005-04-01 James E Wilson <wilson@specifixinc.com>
1144 * dwarf2out.c (rtl_for_decl_init): New function.
1145 (rtl_for_decl_location): Extracted from here.
1146 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1147 add_const_value_attribute. Delete initializer_constant_valid_p call.
1149 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1151 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1152 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1153 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1154 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1155 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1156 config/i386/i386.md, config/rs6000/predicates.md,
1157 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1158 config/s390/s390.c, config/stormy16/stormy16.c,
1159 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1162 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1165 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1166 COND_EXPR and CALL_EXPR.
1168 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1171 * genautomata.c (first_cycle_unit_presence): Check all alternative
1172 states for unit presence.
1174 * doc/md.texi: Remove remark about impossibility to query unit
1175 presence in non nondeterministic automaton state.
1177 * config/ia64/ia64.c (get_template): Change order of unit querying.
1179 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1181 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1184 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1186 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1187 flag for edges outside any loops.
1189 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1191 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1193 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1195 * tree-ssa-alias.c: Follow spelling conventions.
1196 * doc/tree-ssa.texi: Fix a typo.
1198 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1200 * postreload-gcse.c: Include target.h.
1201 (gcse_after_reload_main): Return early if we cannot modify jumps.
1202 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1204 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1206 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1207 expensive operations.
1209 2005-03-31 Ian Lance Taylor <ian@airs.com>
1211 * collect2.c (lderrout): New variable.
1212 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1213 if it is set, to stderr.
1214 (handler): Unlink lderrout if it is set.
1215 (dump_file): Add "to" parameter. Change all callers.
1216 (main): Initialize lderrout.
1217 (collect_execute): Add errname parameter. Change all callers.
1218 Rename redir parameter to outname. Never pass
1219 PEX_STDERR_TO_STDOUT to pex_run.
1220 * collect2.h (collect_execute, dump_file): Update declarations.
1221 * tlink.c (tlink_execute): Add errname parameter. Change all
1223 (do_tlink): Check lderrout as well as ldout.
1225 2005-03-31 Caroline Tice <ctice@apple.com>
1227 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1228 (bb-reorder.o): Add errors.h to list of requirements.
1229 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1230 profiledbootstrap flags.
1231 * bb-reorder.c (errors.h): Add new include.
1232 (struct bbro_basic_block_data_def): Add new field, in_trace.
1233 (add_unlikely_executed_notes): Remove function.
1234 (mark_bb_for_unlikely_executed_section): Remove function.
1235 (insert_section_boundary_note): New function.
1236 (verify_hot_cold_block_grouping): New function.
1237 (push_to_next_round_p): Remove variables and tests that push all
1238 cold blocks to last round.
1239 (find_traces): Remove code that added extra round of trace finding
1240 when doing partitioning.
1241 (find_traces_1_round) : Remove variable last_round; add code to
1242 update new struct field, in_trace; correct trace_length where it was
1243 incorrect before (after call to copy_bb); change code that pushed all
1244 cold blocks to last round. Instead verify that all blocks going into
1245 a trace belong in the same partition.
1246 (connect_traces): Modify to connect the traces in two passes, if the
1247 function contains both hot and cold blocks. The first pass connects
1248 all the traces for blocks in the partition that the first block in
1249 the function belongs to; the second pass connnects all the traces
1250 containing blocks that belong in the other partition.
1251 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1252 code that automatically put the first block in a function into the
1253 hot partition if the function had any hot blocks.
1254 (fix_crossing_unconditional_branches): Check number of succ edges
1255 before attempting to get one.
1256 (fix_edges_for_rarely_executed_code): Update comment describing
1258 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1259 remove call to add_unlikely_executed_notes; add call to
1260 verify_hot_cold_block_grouping.
1261 (duplicate_computed_gotos): Don't change computed goto if it's a
1263 (partition_hot_cold_basic_blocks): Update function comment.
1264 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1266 (try_forward_edges): Likewise.
1267 (merge_blocks_move_predecessor_nojumps): Likewise.
1268 (merge_blocks_move_successor_nojumps): Likewise.
1269 (merge_blocks_move): Likewise.
1270 (try_crossjump_bb): Likewise.
1271 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1272 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1273 notes to cold bb's; remove call to update_unlikely_executed_notes.
1274 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1275 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1276 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1277 function declaration.
1278 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1280 (rtl_can_merge_blocks): Remove redundancy from condition.
1281 (try_redirect_by_replacing_jump): Likewise.
1282 (force_nonfallthru_and_redirect): Remove code for adding
1283 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1284 (commit_one_edge_insertion): Likewise.
1285 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1286 * dbxout.c (FORCE_TEXT): Replace function_section with
1287 current_function_section.
1288 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1289 function, switch_text_section.
1290 (struct xcoff_debug): Likewise.
1291 (dbxout_function_end): Add code to put out label diffs for both
1292 hot and cold sections.
1293 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1294 for new debug_hooks funciton, switch_text_section..
1295 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1296 switch_text_section.
1297 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1298 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1299 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1300 dw_fde_switched_sections.
1301 (output_call_frame_info): Add test to see if function switches text
1302 sections in the middle; if so, use appropriate extra hot and cold
1303 section labels to compute size deltas for the hot and cold sections.
1304 (dwarf2out_begin_prologue): Add code to initialize new fields in
1306 (dwarf2out_switch_text_section): New function (invoked through
1307 debug_hook); updates new fields in dw_fde_struct appropriately and
1308 increments separate_line_info_table_in_use.
1309 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1310 dwarf2out_switch_text_section.
1311 (struct var_loc_node): Add new field, section_label.
1312 (output_aranges): Add code to check whether in hot or cold section and
1313 use the appropriate label in calculating deltas.
1314 (output_ranges): Likewise.
1315 (output_line_info): Add code to check which section we're in and
1316 use appropriate hot/cold label.
1317 (add_location_or_constant_value_attribute): Likewise.
1318 (gen_subprogam_die): Modify arange attributes to use correct labels.
1319 (dwarf2out_begin_block): Change call to function_section into call to
1320 current_function_section.
1321 (dwarf2out_end_block): Likewise.
1322 (dwarf2out_source_line): Likewise.
1323 (dwarf2out_var_location): Add code to check whether in hot or cold
1324 section and use the appropriate label.
1325 * except.c (output_function_exception_table): Change call to
1326 function_section into call to current_function_section.
1327 * final.c (profile_function): Likewise.
1328 (scan_ahead_for_unlikely_executed_note): Remove function.
1329 (final_scan_insn): Remove calls to
1330 scan_ahead_for_unlikely_executed_note, and related code for switching
1331 to cold section, except for the single time
1332 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1333 debug_hooks->switch_text_sections; replace appropriate calls to
1334 function_section with calls to current_function_section.
1335 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1336 test_bb to condition.
1337 (find_if_case_2): Likewise.
1338 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1339 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1340 * opts.c (decode_options): Change warning about hot/cold partitioning
1341 with exceptionss to inform (so as not to cause bootstrap failures);
1342 remove warning about partitioning with DWARF debug info.
1343 * output.h (current_function_section): Add new function decl.
1344 (insert_section_boundary_note): Likewise.
1345 (enum in_section): Move this declaration here from varasm.c.
1346 (unlikely_section_label): Likewise.
1347 (unlikely_text_section_name): Likewise.
1348 (last_text_section_name): New global variable.
1349 (last_text_section): Likewise.
1350 (hot_section_label): Likewise.
1351 (hot_section_end_label): Likewise.
1352 (cold_section_end_label): Likewise.
1353 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1354 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1355 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1356 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1357 insn from consideration.
1358 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1359 switch_text_section.
1360 * varasm.c (basic-block.h): Add new include.
1361 (unlikely_section_label_printed): Remove global variable.
1362 (unlikely_section_label): Make global variable not be static any more.
1363 (unlikely_text_section_name): Likewise.
1364 (hot_section_end_label): New global variable (not static)
1365 (first_function_block_is_cold): Likewise.
1366 (hot_section_label): Likewise.
1367 (cold_section_end_label): Likewise..
1368 (last_text_section): New global variable, not static.
1369 (last_text_section_name): New global variable, not static.
1370 (initialize_cold_section_name): New function.
1371 (enum in_section): Move declaration to output.h.
1372 (text_section): Update last_text_section.
1373 (unlikely_text_section): Replace code to determine cold section name
1374 with call to initialize_cold_section_name; Add code to update
1375 last_text_section; remove code for printing out label.
1376 (named_section_real): Add code to update last_text_section and
1377 last_text_section_name as appropriate.
1378 (function_section): Change test for 'unlikely' to depend on
1379 first_function_block_is_cold (moved old test to
1380 current_function_section).
1381 (current_function_section): New function.
1382 (assemble_start_function): Move code that frees
1383 unlikely_text_section_name; initialize hot_section_end_label;
1384 print hot and cold section labels at the start of the function;
1385 set first_function_block_is_cold, if appropriate; initialize l
1386 ast_text_section; add call to insert_section_boundary_note.
1387 (assemble_end_function): Add code to write out hot and cold section
1389 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1390 switch_text_section.
1391 * config/darwin.c (machopic_select_section): Replace incorrect
1392 function in base_funs; update reloc for cold sections if necessary.
1393 * config/darwin.h (SECTION_FUNCTION): Add code to update
1394 last_text_section if appropriate.
1395 (text_unlikely_section): Remove.
1396 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1397 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1398 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1399 partitioning for this architecture.
1401 2005-03-31 Olivier Hainque <hainque@adacore.com>
1403 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1404 defined and non-zero.
1406 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1409 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1412 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1415 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1416 label operand. Remove (use (unspec..)). Don't emit a label on
1418 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1419 generate inline label for load_toc_v4_PIC_1b.
1420 (rs6000_emit_load_toc_table): Likewise.
1422 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1424 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1425 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1427 2005-03-29 Devang Patel <dpatel@apple.com>
1429 * tree-sra.c (decide_block_copy): Disable scalarization of
1432 2005-03-30 Stuart Hastings <stuart@apple.com>
1433 Dale Johannesen <dalej@apple.com>
1435 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1436 * print-tree.c (print_node): Add case STATEMENT_LIST.
1438 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1440 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1441 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1442 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1443 is given with "powerpc64*" or "all", or when --with-cpu chooses
1446 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1449 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1450 gen_lexical_block_die.
1451 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1453 2005-03-31 Jan Hubicka <jh@suse.cz>
1455 2004-11-02 Jan Hubicka <jh@suse.cz>
1457 * cgraph.c (cgraph_varpool_node_name): New function.
1458 (dump_cgraph_varpool_node): New function.
1459 (dump_varpool): New function.
1460 * cgraphunit.c (cgraph_optimize): Dump varpool.
1462 2004-10-16 Jan Hubicka <jh@suse.cz>
1464 * cgraph.c (decide_is_variable_needed): New function.
1465 (cgraph_varpool_finalize_decl): Use it.
1466 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1468 * final.c (output_addr_const): Do not call mark_referenced.
1469 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1470 always go via cgraph.
1471 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1472 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1473 * tree-optimize.c (execute_inline): Mark functions called.
1474 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1476 2004-10-11 Jan Hubicka <jh@suse.cz>
1478 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1479 (cgraph_varpool_last_needed_node): New static variable.
1480 (enqueue_needed_varpool_node): Break out from ...; add items to the
1481 end of queue; update first pointers.
1482 (cgraph_varpool_mark_needed_node): ... here.
1483 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1484 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1485 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1486 (cgraph_varpool_first_unanalyzed_node): Declare.
1487 * cgraphunit.c: Include output.h.
1488 (cgraph_varpool_analyze_pending_decls): New function.
1489 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1490 for errors, analyze pending decls.
1491 (cgraph_finalize_compilation_unit): Only analyze decls.
1492 (cgraph_optimize): Assemble the decls after expanding.
1494 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1496 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1497 subvars get marked properly in tags for grouping.
1498 (add_pointed_to_var): Mark only actual pointed to
1499 variables/subvars in addresses needed.
1500 (create_overlap_variables_for): Clear call clobbered on original
1502 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1503 addresable vars with subvars into list.
1504 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1507 2005-03-30 Richard Henderson <rth@redhat.com>
1509 * cgraph.h (struct cgraph_node): Add alias.
1510 * varasm.c (assemble_alias): Set it.
1511 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1512 avoid calling cgraph_expand_function.
1514 2005-03-30 Tom Tromey <tromey@redhat.com>
1516 * tree.def (FILE_TYPE): Removed.
1517 * typeclass.h (enum type_class): Removed file_type_class.
1518 * dwarf2out.c (is_base_type): Updated.
1519 (gen_type_die): Likewise.
1520 * dbxout.c (dbxout_type): Updated.
1521 * builtins.c (type_to_class): Updated.
1522 * tree.c (type_contains_placeholder_1): Updated.
1523 * config/sparc/sparc.c (sparc_type_code): Updated.
1524 * config/ia64/ia64.c (hfa_element_mode): Updated.
1525 * expr.c (count_type_elements): Updated.
1526 * stor-layout.c (layout_type): Updated.
1527 * tree-inline.c (remap_type): Updated.
1528 * tree-pretty-print.c (dump_generic_node): Updated.
1530 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1532 * builtins.c (expand_builtin_powi): Fix mode of
1533 2nd argument to match int.
1534 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1535 2nd argument type to int.
1536 * libgcc2.c: Change prototype of __powi* functions to use
1539 2005-03-30 Dale Johannesen <dalej@apple.com>
1542 * calls.c (expand_call): Flush pending deferrals before
1545 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1549 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1550 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1551 c_label_context, label_context_stack): New.
1552 * c-decl.c (define_label): Check for jumps into statement
1553 expressions. Add label to list of defined labels.
1554 (start_function): Push context on label_context_stack.
1555 (finish_function): Pop context from label_context_stack.
1556 * c-typeck.c (label_context_stack): New.
1557 (c_finish_goto_label): Check for jumps into statement
1558 expressions. Add label to list of jumped to labels.
1559 (struct c_switch): Add blocked_stmt_expr.
1560 (c_start_case): Initialize it.
1561 (do_case): Check it.
1562 (c_finish_case): Verify !blocked_stmt_expr.
1563 (c_begin_stmt_expr): Push context on label_context_stack.
1564 Increment blocked_stmt_expr. Mark labels jumped to from outside
1566 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1567 defined in the statement expression and no longer jumpable to.
1568 Mark labels jumped to from just outside the statement expression
1569 as again definable. Pop context from label_context_stack.
1570 * doc/extend.texi (Statement Exprs): Update.
1572 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1575 * c-decl.c (start_function): Check for old_decl being
1578 2005-03-30 Ian Lance Taylor <ian@airs.com>
1580 * final.c (final): Remove prescan parameter. Change all callers.
1581 (final_scan_insn): Remove prescan parameter. Change all callers.
1583 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1585 * tree-vectorizer.c: Fix comment typos.
1587 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1589 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1590 as soon as a chrec_dont_know is detected.
1592 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1594 Merge from csl-arm-branch.
1595 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1597 * tlink.c (recompile_files): Do not assume that "rename" can
1598 overwrite an existing file.
1600 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1602 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1603 * gcc/configure: Regenerate.
1605 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1607 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1609 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1611 * calls.c (struct arg_data): Update "partial" comment.
1612 (load_register_parameters): Update "nregs" comment.
1614 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1616 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1617 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1618 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1619 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1620 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1621 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1622 than target_flags & 0.
1623 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1624 (iq2000_arch, iq2000_parse_cpu): Delete.
1625 (TARGET_HANDLE_OPTION): Override default.
1626 (iq2000_handle_option): New function.
1627 (override_options): Remove -march= and -mcpu= handling.
1628 * config/iq2000/iq2000.opt: New file.
1630 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1632 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1633 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1634 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1635 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1636 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1637 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1638 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1639 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1640 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1641 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1642 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1643 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1644 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1645 (TARGET_OPTIONS): Delete.
1646 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1647 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1648 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1649 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1650 (c4x_cpu_version_string): Delete.
1651 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1652 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1653 equivalent -mcpu= option.
1654 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1655 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1656 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1657 or clearing the appropriate MASK_* bit.
1658 (c4x_file_start): Use c4x_cpu_version.
1659 * config/c4x/c4x.opt: New file.
1661 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1663 * doc/options.texi: Document the new MaskExists flag.
1664 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1665 if the option has the MaskExists flag.
1667 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1669 * opt-functions.awk (flag_set_p, test_flag): New functions.
1670 (switch_flags): Use them.
1671 * opth-gen.awk: Use flag_set_p to check for flags.
1672 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1674 2005-03-30 Ian Lance Taylor <ian@airs.com>
1676 * config.host (i[34567]86-*-mingw32*): Don't set
1677 host_can_use_collect2 to no.
1679 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1682 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1683 Remove convert_memory_address call duplicating that in memory_address.
1685 2005-03-29 Richard Henderson <rth@redhat.com>
1688 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1689 (build_compound_literal): Likewise. Propagate decl type into the
1691 (finish_decl): Likewise. Use new return value from complete_array_type
1692 for zero sized arrays.
1693 (complete_array_type): Move ...
1694 * c-common.c (complete_array_type): ... here. Change first argument
1695 to pointer-to-type-node. Consistently use sizetype for the index
1696 except for zero sized arrays. Detect zero sized arrays for pedantic
1697 mode diagnostics. Create a new type node instead of modifying the
1699 * c-tree.h (complete_array_type): Move decl ...
1700 * c-common.h (complete_array_type): ... here.
1702 2005-03-29 Richard Henderson <rth@redhat.com>
1705 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1707 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1709 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1710 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1711 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1712 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1714 2005-03-29 Eric Christopher <echristo@redhat.com>
1716 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1717 truthvalue conversion removal.
1719 2005-03-29 Ian Lance Taylor <ian@airs.com>
1722 * collect2.c: Never include <vfork.h>.
1723 (VFORK_STRING, vfork): Don't define.
1724 (pid): Remove global variable.
1725 (handler): Call raise instead of kill (getpid(), ...).
1726 (collect_wait): Add pex parameter. Change all callers. Use
1727 pex_get_status rather than pwait.
1728 (do_wait): Add pex parameter. Change all callers.
1729 (collect_execute): Return struct pex_obj * rather than void. Use
1730 pex routines rather than pexecute.
1731 (fork_execute): Get pex_obj from collect_execute, and pass it to
1733 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1734 Only declare quit_handler if SIGQUIT is defined.
1735 (scan_libraries): Likewise.
1736 * collect2.h (collect_execute): Update declaration.
1737 (collect_wait): Update declaration.
1738 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1739 pass it to collect_wait.
1741 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1744 * c-parser.c (c_parser_compound_statement_nostart): Give error
1745 message for EOF instead of just setting parser->error.
1747 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1749 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1750 (slpeel_update_phi_nodes_for_guard1): New function.
1751 (slpeel_update_phi_nodes_for_guard2): New function.
1752 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1753 of slpeel_update_phi_nodes_for_guard.
1754 (vectorize_loops): Remove call to loop_closed_rewrite.
1755 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1758 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1760 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1761 (TARGET_LITTLE_ENDIAN): New macro.
1762 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1763 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1764 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1765 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1766 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1767 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1768 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1769 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1770 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1771 (TARGET_OPTIONS): Delete.
1772 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1773 (CACHE_FLUSH_TRAP): Turn into an integer.
1774 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1775 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1776 -mflush-trap is in use.
1777 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1778 (m32r_cache_flush_trap_string): Delete.
1779 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1780 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1781 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1782 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1783 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1784 -mmodel= and -msdata= handling from...
1785 (m32r_init): ...here.
1786 * config/m32r/m32r.opt: New file.
1788 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1790 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1791 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1792 * tree-vect-analyze.c (vect_object_analysis): additional parm
1793 pass back a "struct ptr_info_def *" with the points-to info.
1794 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1795 statement using info returned from vect_object_analysis.
1796 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1797 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1798 for virtual uses and defs when creating a replacement vector
1799 reference. Call duplicate_ssa_name_ptr_info to define points-to
1800 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1801 (vectorizable_store): copy_virtual_operands and update
1802 definition statements.
1803 (vectorizable_load): copy_virtual_operands. Remove call to
1804 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1805 * tree-vectorizer.c (vectorize_loops): Remove calls to
1806 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1807 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1808 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1809 define macro STMT_VINFO_PTR_INFO for use in accessing.
1810 * tree.h add export of duplicate_ssa_name_ptr_info.
1811 * rs6000.c (altivec_init_builtins): Declare builtin function
1812 __builtin_altivec_mask_for_load to be "const".
1814 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1817 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1818 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1819 assemble_variable on aliases.
1820 * varasm.c (assemble_alias): Set node->alias.
1821 * toplev.c (wrapup_global_declarations): Don't call
1822 rest_of_decl_compilation on aliases again.
1824 2005-03-29 Paul Brook <paul@codesourcery.com>
1826 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1827 * config/arm/arm.c (arm_dbx_register_number): New function.
1828 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1830 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1833 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1834 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1836 2005-03-29 Dale Johannesen <dalej@apple.com>
1838 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1839 $(TREE_H) and $(COVERAGE_H).
1840 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1841 * opts.c (common_handle_option): Enable tree-based value transforms.
1842 * toplev.c (process_options): Ditto.
1843 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1844 refers to references to this type.
1845 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1846 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1847 for may_be_more, may_be_less.
1848 (rtl_gen_pow2_profiler): Adjust.
1849 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1850 (rtl_gen_one_value_profiler): Adjust.
1851 (rtl_gen_const_delta_profiler): Adjust.
1852 * tree-profile.c (tree_gen_interval_profiler): Implement.
1853 (tree_gen_pow2_profiler): Ditto.
1854 (tree_gen_one_value_profiler): Ditto.
1855 (tree_profiling): New.
1856 (pass_tree_profile): Reference it.
1857 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1859 (insn_divmod_values_to_profile): Rename to
1860 rtl_divmod_values_to_profile. Adjust.
1861 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1862 (insn_prefetch_values_to_profile): Adjust.
1863 (rtl_value_profile_transformations): Adjust.
1864 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1865 (gen_mod_pow2): Rename to rtl_mod_pow2.
1866 (gen_mod_subtract): Rename to rtl_mod_subtract.
1867 (divmod_fixed_value_transform): Rename to
1868 rtl_divmod_fixed_value_transform.
1869 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1870 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1871 (rtl_find_values_to_profile): Adjust.
1872 (tree_value_profile_transformations): Implement.
1873 (tree_divmod_values_to_profile): New.
1874 (tree_values_to_profile): New.
1875 (tree_divmod_fixed_value): New.
1876 (tree_mod_pow2): New.
1877 (tree_mod_subtract): New.
1878 (tree_divmod_fixed_value_transform): New.
1879 (tree_mod_pow2_value_transform): New.
1880 (tree_mod_subtract_transform): New.
1881 (tree_find_values_to_profile): Implement.
1882 * profile.c (instrument_values): Free histograms.
1883 (compute_value_histograms): Adjust. Implement tree version.
1885 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1887 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1888 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1889 variable. Output "fldcw" depending on round_mode.
1890 * config/i386/i386.md (UNSPEC_FIST): New.
1891 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1892 New isns patterns to implement lrint and llrint built-ins as x87
1894 (fistdi2, fist<mode>2 splitters): New splitters.
1895 (lrint<mode>2): New expanders.
1897 2005-03-28 Ian Lance Taylor <ian@airs.com>
1899 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1900 0 when calling final_scan_insn.
1902 2005-03-28 Jan Hubicka <jh@suse.cz>
1905 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1908 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1909 types where possible.
1911 2005-03-26 Per Bothner <per@bothner.com>
1913 Make -f[no-]show-column also control non-cpp diagnostics.
1914 * c.opt (fshow-column): Move option from here ...
1915 * common.opt (fshow-column): ... to here.
1916 * diagnostic.c (diagnostic_build_prefix): Only print column number
1917 if flag_show_column.
1919 2005-03-27 Steven Bosscher <stevenb@suse.de>
1921 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1922 vax_output_conditional_branch): New prototypes.
1923 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1924 extracted from vax.md mov and add patterns.
1925 (vax_output_conditional_branch): New function to output conditional
1926 branch instructions.
1927 * vax.md: Use mode macros for arithmetic and mov patterns.
1928 Use code macros for the jump patterns.
1930 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1932 * Makefile.in (libbackend.o): Depend on version files;
1933 add custom generation command.
1935 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1938 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1939 sure that we have a REG before getting its REGNO.
1941 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1943 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1944 * builtins.def (BUILT_IN_STRNDUP): New.
1946 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1948 PR tree-optimization/20470
1949 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1952 2005-03-25 Mike Stump <mrs@apple.com>
1954 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1957 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1959 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1960 Use our own structure definitions.
1962 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1963 (fix_truncdfsi2): Allow registers or memory as destination.
1964 When TARGET_PPC_GFXOPT, generate simplified pattern.
1965 (fix_truncdfsi2_internal): Use define_insn_and_split.
1966 (fix_truncdfsi2_internal_gfxopt): New.
1967 (fctiwz): Don't confuse register allocation by giving it no choices.
1969 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1970 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1971 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1972 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1974 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1976 * dominance.c (free_dominance_info): Speed up by freeing et
1977 data structures without maintaining other nodes.
1978 * et-forest.c (et_free_tree_force): New.
1979 * et-forest.h: Add a prototype for et_free_tree_force.
1981 * tree.c (get_set_constructor_bits,
1982 get_set_constructor_bytes): Remove.
1983 * tree.h: Remove the corresponding prototypes.
1985 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1988 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1989 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1990 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1991 PRE_DEC, NEG and NOT.
1993 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1995 * fold-const.c: Convert uses of fold (build (...)) to
1998 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2000 PR rtl-optimization/20249
2001 * cse.c (insert_regs): Do not record equivalence of registers in
2004 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2006 * emit-rtl.c (reverse_comparison): Remove.
2007 * rtl.h: Remove the corresponding prototype.
2009 2005-03-24 James E Wilson <wilson@specifixinc.com>
2011 * doc/install.texi (--enable-altivec): Delete docs.
2013 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2015 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2016 SFmode and DFmode before reload when
2017 flag_unsafe_math_optimizations not enabled.
2019 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2021 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2023 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2024 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2026 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2028 * configure.ac (enable-checking): Add 'runtime' option.
2029 * doc/install.texi (enable-checking): Document 'runtime' checking.
2030 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2031 * config.in: Regenerated.
2032 * configure: Regenerated.
2034 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2036 * optabs.h (enum optab_index): Remove OTI_llrint.
2037 (llrint_optab): Remove macro.
2038 * optabs.c (init_optabs): Remove llrint_optab initialization.
2039 * genopinit.c (optabs): Remove llrint_optab implementation.
2040 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2043 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2045 PR rtl-optimization/20532
2046 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2047 overflow when adding coefficients for PLUS or MINUS.
2048 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2051 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2053 * langhooks.h (truthvalue_conversion): Remove.
2054 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2055 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2056 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2057 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2058 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2060 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2062 * params.def: Fix a typo.
2063 * config/mips/mips.c: Follow the spelling convensions.
2064 * doc/invoke.texi: Fix typos.
2066 2005-03-18 Dale Johannese <dalej@apple.com>
2068 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2070 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2072 Fix PR tree-optimization/20601
2074 * tree-ssa-pre.c (insert_aux): Add missing condition to
2077 2005-03-23 Ian Lance Taylor <ian@airs.com>
2079 * final.c (final_scan_insn): Don't remove no-op instructions.
2080 * reload1.c (reload): Remove simple no-op instructions even when
2083 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2085 PR tree-optimization/20501
2086 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2087 reporting that peeling for alignment is applied moved to...
2088 * (vect_analyze_data_refs_alignment): Here.
2090 2005-03-23 Ian Lance Taylor <ian@airs.com>
2092 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2094 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2096 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2097 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2099 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2101 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2102 imply that this is called once, independent of asms in code.
2103 Adjust to now being pased output and input lists. Mention helper
2104 function decl_overlaps_hard_reg_set_p.
2105 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2106 hook_tree_tree_identity and to take three trees, returning third.
2107 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2109 * stmt.c: include hard-reg-set.h before tree.h.
2110 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2111 (decl_conflicts_with_clobbers_p): Call
2112 decl_overlaps_hard_reg_set_p.
2113 (expand_asm_operands): Pass output and input lists in call to
2114 targetm.md_asm_clobbers.
2115 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2116 hook_tree_tree_tree_tree_3rd_identity.
2117 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2119 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2120 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2121 parameters, first two unused.
2122 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2123 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2124 in constraint letters and MOF is not mentioned as a asm-declared
2125 register in neither of the input and output lists.
2127 2005-03-23 DJ Delorie <dj@redhat.com>
2129 * optabs.c (expand_binop): Make sure the first subword's result
2132 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2134 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2135 Call c_common_truthvalue_conversion rather than
2136 lang_hooks.truthvalue_conversion.
2137 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2138 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2140 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2141 c_common_truthvalue_conversion.
2142 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2143 c_parser_conditional_expression, c_parser_binary_expression): Call
2144 c_objc_common_truthvalue_conversion.
2145 * c-typeck.c (build_unary_op): Call
2146 c_objc_common_truthvalue_conversion.
2147 (build_conditional_expr): Do not call
2148 lang_hooks.truthvalue_conversion.
2149 (build_binary_op): Call c_common_truthvalue_conversion.
2150 (c_objc_common_truthvalue_conversion): Moved from
2151 c-objc-common.c. Call default_function_array_conversion instead
2152 of default_conversion.
2154 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2156 * c-common.h (default_conversion): Remove.
2157 (perform_integral_promotions): Add.
2158 * c-tree.h (default_conversion): Add.
2159 * c-typeck.c (perform_integral_promotions): New, split out from
2161 * c-common.c (check_case_value): Use perform_integral_promotions,
2162 not default_conversion.
2163 (c_add_case_label): Don't continue processing case label after
2164 found to be pointer.
2166 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2168 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2169 the prefix list if we have already added a multilib directory
2171 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2174 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2176 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2178 * reload.h: Remove the prototype for indirect_symref_ok.
2180 * reload1.c (indirect_symref_ok): Make it global.
2181 * reload.h: Add a prototype for indirect_symref_ok.
2183 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2185 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2188 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2190 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2192 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2194 * c-opts.c (c_common_parse_file): Only start/end main source file
2195 if debug hooks says the writer wants it.
2196 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2198 (xcoff_debug_hooks): Ditto.
2199 * debug.c (do_nothing_hooks): Ditto.
2200 * debug.h (gcc_debug_hooks): Ditto.
2201 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2202 * sdbout.c (sdb_debug_hooks): Ditto.
2203 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2205 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2207 * doc/extend.texi: Deprecate C++ min/max operators.
2209 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2211 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2212 artificial original candidates.
2214 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2215 Jan Hubicka <jh@suse.cz>
2216 Steven Bosscher <stevenb@suse.de>
2218 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2219 call cost based on argument sizes.
2220 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2222 * params.def: (max-inline-inssn-single): Set to 450.
2223 (max-inline-insns-auto): Set to 90.
2224 (max-inline-insns-recursive): Set to 450
2225 (max-inline-insns-recursive-auto): Set to 450.
2226 (large-function-insns): Set to 2700.
2227 (inline-call-cost): New parameter.
2228 * tree-inline.c (estimate_move_cost): New function.
2229 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2230 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2232 * tree-inline.h (estimate_move_cost): Declare.
2233 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2234 (max-inline-insns-auto): Change default to 90.
2235 (max-inline-insns-recursive): Change default to 450
2236 (max-inline-insns-recursive-auto): Change default to 450.
2237 (large-function-insns): Change default to 2700.
2238 (inline-call-cost): Document new parameter.
2240 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2242 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2243 (TARGET_DEFAULT): Delete.
2244 * config/i860/i860.opt: New file.
2246 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2248 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2249 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2250 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2251 (frv_sched_lookahead): Delete.
2252 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2253 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2254 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2255 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2256 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2257 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2258 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2259 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2260 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2261 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2262 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2263 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2264 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2265 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2266 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2267 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2268 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2269 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2270 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2271 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2272 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2273 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2274 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2275 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2276 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2277 (frv_sched_lookahead): Delete.
2278 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2279 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2280 (frv_handle_option): New function. Move -mcpu= handling from...
2281 (frv_override_options): ...here. Remove handling of other
2283 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2284 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2285 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2286 and TARGET_NO_MULTI_CE.
2287 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2288 !TARGET_VLIW_BRANCH.
2289 * config/frv/frv.opt: New file.
2291 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2293 * fold-const.c (fold_ternary): Take decomposed arguments of
2295 (fold): Update a call to fold_ternary.
2297 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2298 * tree.h: Add corresponding prototypes.
2300 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2303 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2304 between jump table and its label.
2305 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2306 resp. ADDR_DIFF_VEC and the label preceeding it.
2307 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2308 is emitted in the right section.
2310 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2312 * fold-const.c (fold_unary, fold_binary): Update comments
2315 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2317 PR rtl-optimization/20527
2318 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2319 REG_INC note, test that the register also isn't mentioned in PRED
2322 2005-03-22 Ben Elliston <bje@au.ibm.com>
2324 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2327 2005-03-21 Mike Stump <mrs@apple.com>
2329 * varasm.c (default_assemble_visibility): Remove extra ().
2331 2005-03-21 Roger Sayle <roger@eyesopen.com>
2334 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2335 to determine whether a block can be duplicated, rather than test
2336 whether the block contains noncopyable insns ourselves.
2338 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2340 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2343 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2345 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2347 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2349 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2350 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2351 * config/fr30/fr30.opt: New file.
2353 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2355 Fix PR tree-optimization/20542
2357 * tree-flow-inline.h (overlap_subvar): Move to here.
2358 * tree-ssa-operands.c: From here.
2359 * tree-flow.h (overlap_subvar): Declare.
2360 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2361 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2362 for variables with subvars.
2364 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2367 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2368 * modulo-sched.c (const_iteration_count): Return on NULL
2370 (print_node_sched_params): Return on NULL dump_file.
2371 (generate_reg_moves): Handle reg-anti dependencies and disregard
2372 closing branch when generating register moves.
2373 (sms_schedule): Mark the SMSed block dirty.
2374 * passes.c (rest_of_handle_sms): Call update_life_info for all
2376 * testsuite/gcc.dg/20050321-1.c: New test.
2378 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2380 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2381 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2382 movqi_internal): Likewise.
2384 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2386 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2387 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2388 xtensa_b4const): Delete prototypes.
2389 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2390 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2391 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2392 xtensa_extra_constraint): New prototypes.
2393 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2394 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2395 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2396 move_operand, const_float_1_operand, fpmem_offset_operand,
2397 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2398 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2399 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2400 argument type to HOST_WIDE_INT.
2401 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2402 xtensa_mask_immediate): Likewise.
2403 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2404 Likewise. Also make these functions static.
2405 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2406 (xtensa_const_ok_for_letter_p): New.
2407 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2408 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2409 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2410 move_operand, const_float_1_operand, fpmem_offset_operand,
2411 branch_operator, ubranch_operator, boolean_operator): Move to
2413 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2414 (xtensa_mem_offset): Change return type to bool.
2415 (xtensa_extra_constraint): New.
2416 (gen_int_relational): Update type of const_range_p function pointer.
2417 Use xtensa_b4const_or_zero.
2418 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2419 xtensa_const_ok_for_letter_p. Update comments.
2420 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2421 (PREDICATE_CODES): Delete.
2422 * config/xtensa/xtensa.md: Include predicates.md.
2423 * config/xtensa/predicates.md: New file.
2425 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2427 * config/v850/v850-protos.h: Remove the prototypes for
2428 reg_or_int9_operand, reg_or_const_operand,
2429 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2430 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2431 movsi_source_operand, power_of_two_operand,
2432 not_power_of_two_operand, special_symbolref_operand,
2433 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2434 register_is_ok_for_epilogue.
2435 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2436 reg_or_int9_operand, reg_or_const_operand,
2437 call_address_operand, special_symbolref_operand,
2438 movsi_source_operand, power_of_two_operand,
2439 not_power_of_two_operand, register_is_ok_for_epilogue,
2440 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2441 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2443 * config/v850/v850.h (PREDICATE_CODES): Remove.
2444 * config/v850/v850.md: Include predicates.md.
2445 * config/v850/predicates.md: New.
2447 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2449 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2450 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2451 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2452 (itoolsdir, itoolsdatadir): Move definition above new first use.
2453 (install-itoolsdirs): New rule.
2454 (install-mkheaders): Depend on install-itoolsdirs, not
2455 install-include-dir.
2457 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2459 * tree-into-ssa.c: Remove obsolete comments.
2461 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2463 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2464 unrolling if -fpeel-loops is specified, too.
2465 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2466 Remove superfluous check for flag_unroll_loops.
2468 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2470 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2471 (lrint_optab, llrint_optab): Define corresponding macros.
2472 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2473 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2474 pattern and llrint_optab using llrintdi2 patterns.
2475 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2476 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2477 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2478 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2479 flag_unsafe_math_optimizations is set.
2481 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2483 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2484 simplify_logical, if_then_else_cond, known_cond,
2485 simplify_comparison): Adjust calls to reverse_comparison.
2486 Don't use combine_reversed_comparison_code).
2487 (combine_reversed_comparison_code): Remove.
2488 (reversed_comparison): Using reversed_comparison_code, move it...
2489 * jump.c (reversed_comparison): ... here.
2490 * rtl.h (reversed_comparison): Add prototype.
2492 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2494 * builtins.c (fold_builtin): Take decomposed arguments of
2496 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2497 * gimplify.c (gimplify_call_expr): Likewise.
2498 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2499 * tree.h: Update the prototype of fold_builtin.
2501 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2503 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2504 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2505 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2506 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2507 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2509 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2511 * builtins.c (fold_builtin_1): Take decomposed arguments of
2513 (fold_builtin): Update a call to fold_builtin_1.
2515 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2518 * gcov.c (output_lines): Only output function block summary when
2519 outputting branch information.
2520 * doc/gcov.texi: Document format of preamble and additional block
2523 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2525 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2526 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2527 the defaults false if BITS_PER_UNIT != 8.
2528 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2529 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2530 than BITS_PER_UNIT != 8.
2531 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2532 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2533 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2535 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2536 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2538 2005-03-20 Roger Sayle <roger@eyesopen.com>
2541 * fold-const.c (fold_binary): Fix type mismatch between
2542 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2543 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2544 for non-truth-valued expressions.
2546 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2547 and FUNCTION_DECL in the main switch.
2548 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2549 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2550 we also need to convert their operands to match.
2551 <TRUTH_NOT_EXPR>: Likewise.
2553 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2555 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2556 diagnostic without checking whether an lvalue.
2557 * c-common.h (lvalue_p): Remove.
2558 (enum lvalue_use): Update comment.
2559 (lvalue_or_else): Replace by lvalue_error.
2560 * c-typeck.c (lvalue_p): Make static.
2561 (lvalue_or_else): New. Call lvalue_error.
2563 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2565 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2566 (function_arg_advance): Use rs6000_parm_start.
2567 (function_arg, rs6000_arg_partial_bytes): Likewise.
2569 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2571 * c-common.c (check_case_value): Adjust comment about stripping
2573 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2574 * c-typeck.c (default_conversion, convert_arguments,
2575 build_modify_expr, convert_for_assignment, store_init_value,
2576 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2577 manually. Remove inaccurate comments.
2579 2005-03-20 Roger Sayle <roger@eyesopen.com>
2580 Joseph S. Myers <joseph@codesourcery.com>
2582 * varasm.c (do_assemble_alias): Restore comment describing function.
2583 Annotate the target parameter as potentially unused.
2585 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2588 * config/avr/avr.c (avr_output_function_prologue): Do not use
2589 current_function_name() in a label, use a local label instead.
2591 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2593 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2594 flag_finite_math_only, not flag_unsafe_math_optimizations.
2596 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2598 * builtins.c (fold_builtin_1): Update a call to
2599 targetm.fold_builtin.
2600 * hooks.c (hook_tree_tree_bool_null): Rename to
2601 hook_tree_tree_tree_bool_null. Take one more argument of type
2603 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2604 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2605 hook_tree_tree_tree_bool_null.
2606 * target.h (gcc_target): Update the prototype of fold_builtin.
2607 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2608 arguments of CALL_EXPR.
2609 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2612 2005-03-20 Jan Hubicka <jh@suse.cz>
2614 * cgraph.h (cgraph_node): Add prev_clone pointer.
2615 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2616 (cgraph_clone_node): Produce doubly linked chain.
2618 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2620 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2621 get_nonnull_operand, handle_sentinel_attribute,
2622 check_function_arguments_recurse): Do not strip NOPS from
2624 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2626 * c-format.c (get_constant): Likewise.
2627 * c-parser.c (c_parser_postfix_expression): Likewise.
2628 * c-typeck.c (set_init_index): Likewise.
2629 (convert_arguments): Don't check for NOP_EXPR containing integer
2632 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2634 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2635 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2636 Take decomposed arguments of CALL_EXPR.
2637 (fold_builtin_1): Update calls to the functions mentioned
2640 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2642 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2643 width to have integer type.
2644 (build_enumerator): Require enumerator value to have integer type.
2646 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2648 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2651 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2653 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2654 std=iso9899:199x): Correct descriptions.
2656 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2658 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2661 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2663 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2665 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2666 fold_builtin_memcpy.
2668 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2669 arguments of CALL_EXPR.
2670 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2671 fold_builtin_found, fold_builtin_1): Update calls to
2672 fold_trunc_transparent_mathfn.
2674 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2677 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2678 function pointers on targets that require function pointer
2680 (fold_sign_changed_comparison): Likewise.
2682 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2684 * combine.c (try_combine): When changing the mode of a hard reg, make
2685 sure that doing so is valid.
2687 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2689 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2690 (TARGET_HANDLE_OPTION): Override default.
2691 (avr_handle_option): New function.
2692 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2693 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2694 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2695 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2696 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2697 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2698 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2699 (TARGET_OPTIONS): Delete.
2700 * config/avr/avr.opt: New file.
2702 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2704 * config/m32r/m32r-protos.h: Remove the prototypes for
2705 call_address_operand, symbolic_operand, seth_add3_operand,
2706 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2707 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2708 two_insn_const_operand, move_src_operand,
2709 move_double_src_operand, move_dest_operand,
2710 eqne_comparison_operator, signed_comparison_operator,
2711 large_insn_p, conditional_move_operand, carry_compare_operand,
2712 m32r_block_immediate_operand, extend_operand,
2713 reg_or_eq_int16_operand, int8_operand, and
2714 reg_or_zero_operand.
2715 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2716 seth_add3_operand, int8_operand, cmp_int16_operand,
2717 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2718 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2719 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2720 move_double_src_operand, move_dest_operand,
2721 eqne_comparison_operator, signed_comparison_operator,
2722 extend_operand, small_insn_p, large_insn_p,
2723 conditional_move_operand, carry_compare_operand,
2724 m32r_block_immediate_operand): Move to predicates.md.
2725 (MAX_MOVE_BYTES): Move to m32r.h.
2726 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2727 * config/m32r/m32r.md: Include predicates.md.
2728 * config/m32r/predicates.md: New.
2730 2005-03-18 James E Wilson <wilson@specifixinc.com>
2733 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2736 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2738 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2739 call_address_operand, const_8bit_operand.
2740 * config/mn10300/mn10300.c (call_address_operand,
2741 const_8bit_operand, const_1f_operand): Move to predicates.md.
2742 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2743 * config/mn10300/mn10300.md: Include predicates.md.
2744 * config/mn10300/predicates.md: New.
2746 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2748 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2749 declarations in diagnostics and %E for identifiers, not %s.
2751 2005-03-18 Jan Hubicka <jh@suse.cz>
2752 Dale Johannesen <dalej@apple.com>
2754 * basic-block.h (scale_bbs_frequencies_int,
2755 scale_bbs_frequencies_gcov_type): Declare.
2756 * cfg.c (RDIV): New macro.
2757 (update_bb_frequency_for_threading): Fix.
2758 * basic-block.h (scale_bbs_frequencies_int,
2759 scale_bbs_frequencies_gcov_type): New.
2760 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2761 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2762 scale_bbs_frequencies_int.
2763 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2765 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2767 * config/m32r/m32r-protos.h: Remove the prototypes for
2768 call_address_operand, symbolic_operand, seth_add3_operand,
2769 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2770 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2771 two_insn_const_operand, move_src_operand,
2772 move_double_src_operand, move_dest_operand,
2773 eqne_comparison_operator, signed_comparison_operator,
2774 large_insn_p, conditional_move_operand, carry_compare_operand,
2775 m32r_block_immediate_operand, extend_operand,
2776 reg_or_eq_int16_operand, int8_operand, and
2777 reg_or_zero_operand.
2778 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2779 seth_add3_operand, int8_operand, cmp_int16_operand,
2780 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2781 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2782 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2783 move_double_src_operand, move_dest_operand,
2784 eqne_comparison_operator, signed_comparison_operator,
2785 extend_operand, small_insn_p, large_insn_p,
2786 conditional_move_operand, carry_compare_operand,
2787 m32r_block_immediate_operand): Move to predicates.md.
2788 (MAX_MOVE_BYTES): Move to m32r.h.
2789 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2790 * config/m32r/m32r.md: Include predicates.md.
2791 * config/m32r/predicates.md: New.
2793 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2795 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2796 symbolic_operand, symbolic_memory_operand,
2797 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2798 indexed_memory_operand, move_dest_operand, move_src_operand,
2799 prefetch_cc_operand, prefetch_nocc_operand,
2800 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2801 arith_operand, arith11_operand, pre_cint_operand,
2802 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2803 ireg_operand, int5_operand, uint5_operand, int11_operand,
2804 uint32_operand, arith5_operand, and_operand, ior_operand,
2805 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2806 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2807 shadd_operand, movb_comparison_operator,
2808 cmpib_comparison_operator): Move to predicates.md.
2809 (magic_milli, shadd_constant_p): Make it extern.
2810 * config/pa/pa.h (PREDICATE_CODES): Remove.
2811 * config/pa/pa.md: Include predicates.md.
2812 * config/pa/predicates.md: New.
2814 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2817 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2819 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2820 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2821 config/alpha/freebsd.h, config/alpha/linux.h,
2822 config/alpha/netbsd.h, config/alpha/osf5.h,
2823 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2824 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2825 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2826 doc/cppopts.texi: Update copyright.
2828 2005-03-18 Jan Hubicka <jh@suse.cz>
2831 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2833 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2836 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2838 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2841 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2843 * combine.c (gen_binary): Remove.
2844 (known_cond, simplify_shift_const, find_split_point,
2845 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2846 simplify_logical, expand_field_assignment, extract_left_shift,
2847 force_to_mode, if_then_else_cond, apply_distributive_law,
2848 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2849 simplify_comparison, reversed_comparison): Replace with
2850 simplify_gen_binary, simplify_gen_relational or
2851 distribute_and_simplify_rtx.
2852 (distribute_and_simplify_rtx): New function.
2854 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2855 Paolo Bonzini <gcc.gnu.org>
2857 * calls.c (setjmp_call_p, special_function_p): Update comments
2858 at the head of the functions.
2860 2005-03-18 Jan Hubicka <jh@suse.cz>
2862 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2864 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2865 function body should be released; do not proactively release function
2866 bodies in non-unit-at-a-time mode.
2868 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2870 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2871 mno-fp-ret-in-387 multilib variants.
2873 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2875 * common.opt (m): Remove.
2876 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2878 (common_handle_option): Remove OPT_m case.
2880 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2882 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2884 (fold_builtin_1): Update a call to fold_builtin_bitop.
2886 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2888 (fold_builtin_1): Update a call to fold_builtin_signbit.
2890 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2892 PR tree-optimization/20474
2893 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2894 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2896 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2898 * config/h8300/h8300-protos.h: Remove prototypes for
2899 general_operand_src, general_operand_dst, single_one_operand,
2900 single_zero_operand, call_insn_operand,
2901 two_insn_adds_subs_operand, small_call_insn_operand,
2902 jump_address_operand, bit_operand, bit_memory_operand,
2903 stack_pointer_operand, const_int_gt_2_operand,
2904 const_int_ge_8_operand, const_int_qi_operand,
2905 const_int_hi_operand, incdec_operand, bit_operator,
2906 nshift_operator, eqne_operator, gtle_operator,
2907 gtuleu_operator, iorxor_operator.
2908 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2909 h8300_ldm_stm_parallel.
2910 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2912 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2913 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2914 (h8300_ldm_stm_parallel): Make it extern.
2915 (h8300_ldm_parallel, h8300_stm_parallel,
2916 h8300_return_parallel, general_operand_src,
2917 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2918 nibble_operand, reg_or_nibble_operand, single_one_operand,
2919 single_zero_operand, call_insn_operand,
2920 two_insn_adds_subs_operand, small_call_insn_operand,
2921 jump_address_operand, bit_operand, bit_memory_operand,
2922 stack_pointer_operand, const_int_gt_2_operand,
2923 const_int_ge_8_operand, const_int_qi_operand,
2924 const_int_hi_operand, incdec_operand, eqne_operator,
2925 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2926 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2927 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2928 nshift_operator): Move to predicates.md.
2929 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2930 * config/h8300/h8300.md: Include predicates.md.
2931 * config/h8300/predicates.md: New.
2933 2005-03-17 Richard Henderson <rth@redhat.com>
2935 * config.gcc (ia64*-*-hpux*): Add extra_options.
2936 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2937 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2938 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2939 (ia64_tls_size_string, ia64_tune_string): Remove.
2940 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2941 (TARGET_DEFAULT_TARGET_FLAGS): New.
2942 (TARGET_HANDLE_OPTION): New.
2943 (ia64_override_options): Move options parsing ...
2944 (ia64_handle_option): ... here. New.
2945 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2946 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2947 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2948 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2949 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2950 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2951 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2952 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2953 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2954 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2955 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2956 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2957 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2958 TARGET_EARLY_STOP_BITS): Remove.
2959 (TARGET_ILP32): Default false.
2960 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2961 (enum ia64_inline_type): New.
2962 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2963 * config/ia64/ia64.md: Update for new definitions of
2964 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2965 * config/ia64/ia64.opt: New file.
2966 * config/ia64/ilp32.opt: New file.
2968 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2971 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2973 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2975 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2976 instead of MASK_H8300S.
2977 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2978 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2979 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2980 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2981 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2982 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2983 TARGET_SWITCHES): Remove.
2984 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2986 * config/h8300/h8300.opt: New.
2988 * config/alpha/alpha.opt, config/arc/arc.opt,
2989 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2992 2005-03-17 Ian Lance Taylor <ian@airs.com>
2996 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2998 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2999 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3000 (TARGET_HANDLE_OPTION): Override default.
3001 (arc_handle_option): New function.
3002 (arc_init): Remove code to set arch_cpu_string.
3003 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3004 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3005 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3006 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3007 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3008 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3009 (arc_rodata_string, TARGET_OPTIONS): Delete.
3010 * config/arc/arc.opt: New file.
3012 2005-03-17 Richard Henderson <rth@redhat.com>
3014 * doc/extend.texi (Weak Pragmas): New section.
3015 (attribute alias): Clarify that target must be in the same
3018 2005-03-17 Richard Henderson <rth@redhat.com>
3020 * config/alpha/alpha.opt: New file.
3021 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3023 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3024 alpha_fprm_string, alpha_fptm_string): Make static.
3025 (alpha_tls_size_string): Remove.
3026 (alpha_handle_option): New.
3027 (override_options): Update for alpha_cpu/alpha_tune split.
3028 (alpha_file_start): Likewise.
3029 (TARGET_DEFAULT_TARGET_FLAGS): New.
3030 (TARGET_HANDLE_OPTION): New.
3031 * config/alpha/alpha.h (alpha_tune): Declare.
3032 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3033 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3034 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3035 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3036 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3037 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3038 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3039 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3040 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3041 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3042 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3043 (TARGET_DEFAULT): Remove MASK_FP.
3044 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3045 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3046 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3047 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3048 alpha_tls_size_string): Remove.
3049 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3050 (attribute tune): Rename from attribute cpu.
3051 * config/alpha/ev4.md: Update to match.
3052 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3053 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3054 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3055 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3056 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3057 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3059 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3061 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3062 and return without creating new state if before_nops_num is nonzero.
3063 * config/ia64/ia64.md (first_insn): New attribute.
3064 (alloc): Set it to yes.
3066 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3068 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3069 STMT_VINFO_SUBVARS to NULL.
3070 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3072 2005-03-16 Dale Johannesen <dalej@apple.com>
3074 * rtlanal.c (find_first_parameter_load): Rewrite to
3075 return actual first param load or the call if none,
3076 instead of first in block, when not all loads exist.
3078 2005-03-16 Roger Sayle <roger@eyesopen.com>
3080 * optabs.c (expand_copysign_absneg): Make static.
3081 * optabs.h (expand_copysign_absneg): Delete prototype.
3082 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3084 2005-03-16 Richard Henderson <rth@redhat.com>
3087 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3088 (alias_pairs): Rename from output_defs.
3089 (find_decl_and_mark_needed): Split out from assemble_alias.
3090 (do_assemble_alias): New.
3091 (assemble_output_def): Remove.
3092 (finish_aliases_1, finish_aliases_2): New.
3093 (process_pending_assemble_output_defs): Remove.
3094 (assemble_alias): Defer aliases for which we don't yet have a
3095 non-external decl for the target symbol.
3096 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3097 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3098 * toplev.c (compile_file): Use finish_aliases_2 instead of
3099 process_pending_assemble_output_defs.
3100 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3101 (process_pending_assemble_output_defs): Remove.
3103 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3105 Fix PR tree-optimization/20489
3107 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3108 for empty structures.
3110 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3112 Fix PR tree-optimization/20490
3114 * tree-ssa-pre.c (create_expression_by_pieces): Use
3115 force_gimple_operand on result of fold.
3117 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3119 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3120 of closing parenthesis.
3122 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3124 * builtins.c (expand_movstr): Update a call to
3125 fold_builtin_strcpy.
3126 (expand_builtin_strncpy): Update a call to
3127 fold_builtin_strncpy.
3128 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3129 arguments of CALL_EXPR.
3130 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3131 fold_builtin_strncpy.
3132 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3133 * tree.h: Update the prototypes of fold_builtin_strcpy and
3134 fold_builtin_strncpy.
3136 2005-03-16 Steven Bosscher <stevenb@suse.de>
3137 Dorit Naishlos <dorit@il.ibm.com>
3139 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3140 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3143 2005-03-16 Steven Bosscher <stevenb@suse.de>
3145 * tree-inline.c (walk_type_fields, walk_tree,
3146 walk_tree_without_duplicates): Move from here...
3147 * tree.c: ...to here.
3149 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3151 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3152 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3153 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3154 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3155 (version): Define using $(BASEVER_c).
3156 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3158 (version.o): Depend on version files; add custom generation command.
3159 (prefix.o): Define BASEVER on command line.
3160 (s-iov): Depend on version files; adjust command.
3161 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3163 (gcc-vers.texi): New rule.
3164 (doc/%.info, doc/%.dvi): Add -I . to command line.
3165 (doc/gccinstall.dvi): Likewise.
3166 (PACKAGE): Delete. All uses replaced with "gcc".
3167 * aclocal.m4: Do not include gcc-version.m4.
3168 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3169 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3170 Set is_release based on contents of DEV-PHASE.
3171 Set gcc_version based on contents of BASE-VER.
3172 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3173 * config.in, configure: Regenerate.
3174 * gccbug.in: Determine version of GCC in use at runtime.
3175 * gcov-iov.c: Get version number and development phase from
3176 command line, not by including version.c.
3177 * intl.c: Replace all uses of PACKAGE with "gcc".
3178 * libada-mk.in: Delete unused "gcc_version" variable.
3179 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3180 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3181 commentary to match.
3182 (version_string): Put together from pieces.
3183 * config/alpha/x-vms: Do not use $(gcc_version).
3184 * config/i386/t-nwld: Likewise.
3185 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3186 version-GCC and DEVELOPMENT.
3188 2005-03-15 Roger Sayle <roger@eyesopen.com>
3190 PR tree-optimization/17454
3191 * tree.c (tree_size): Add case for TREE_BINFO.
3192 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3193 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3195 2005-03-15 Roger Sayle <roger@eyesopen.com>
3197 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3198 op1 whilst expanding the signed widenening multiply variant.
3200 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3202 * toplev.c (display_target_options): Avoid unused variable warning if
3203 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3204 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3205 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3206 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3207 (mips_isa_info): New variable.
3208 (mips_parse_cpu): Remove the first argument and leave the caller
3210 (TARGET_HANDLE_OPTION): Override default.
3211 (mips_handle_option): New function. Move option validation code from...
3212 (override_options): ...here. Update calls to mips_parse_cpu.
3213 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3214 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3215 (SUBTARGET_TARGET_OPTIONS): Delete.
3216 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3217 (mno-flush-func, mtune=): New options.
3219 2005-03-15 Roger Sayle <roger@eyesopen.com>
3220 Richard Henderson <rth@redhat.com>
3222 * real.c (c4x_single_format, c4x_extended_format): Provide values
3223 for signbit_ro for c4x's single and extended floating point formats.
3224 * optabs.c (expand_copysign): Use the floating point format's
3225 signbit_ro for expanding via expand_copysign_absneg, and it's
3226 signbit_rw field for expanding via expand_copysign_bit.
3228 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3230 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3231 known_alignment_for_access_p.
3232 (known_alignment_for_access_p): New.
3233 (do_peeling_for_alignment): Field made int instead of bool and renamed
3234 to peeling_for_alignment.
3235 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3236 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3237 functionality used to be in vect_analyze_operations.
3238 (vect_analyze_operations): Code to determine vectorization factor was
3239 moved to vect_determine_vectorization_factor.
3240 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3241 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3243 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3244 be part of vect_analyze_operations).
3245 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3246 creating the guard condition, as the number of iterations may be
3248 (slpeel_tree_peel_loop_to_edge): Use new name of
3249 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3250 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3251 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3252 (vect_do_peeling_for_alignment): Use fold.
3253 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3255 (vect_update_inits_of_dr): Renamed to
3256 vect_update_init_of_dr.
3257 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3258 (vectorizable_store): Fix assertion to use == instead of =.
3260 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3262 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3263 call_used_regs for wCG registers.
3265 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3267 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3268 for non-offsettable memory references to cope with outstanding reload
3269 replacements, take 2.
3271 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3274 * config/i386/i386.h (x86_fisttp): New.
3275 (TARGET_FISTTP): New macro.
3276 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3277 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3278 instruction when fisttp flag is set.
3279 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3281 * config/i386/i386.md (type attribute): Add fisttp.
3282 (unit attribute): Set to i387 for fisttp type.
3283 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3284 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3286 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3287 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3289 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3290 patterns for TARGET_FISTTP. Enable patterns for
3291 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3292 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3293 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3294 implement fisttp x87 insn.
3295 (fix_trunc*_i387_fisttp splitters): New patterns.
3296 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3297 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3298 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3300 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3301 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3302 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3303 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3304 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3305 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3306 Disable patterns for TARGET_FISTTP.
3307 (fix_trunc*_i387 splitters): Implement usign mode macros.
3308 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3309 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3310 (fix_trunx*_sse peephole2s): Implement using mode macros.
3312 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3314 PR rtl-optimization/20291
3315 * combine.c (try_combine): If splitting fails, re-try with
3316 original combined pattern, i.e. before clobber stripping.
3318 2005-03-14 Eric Christopher <echristo@redhat.com>
3320 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3321 STACK_GROWS_DOWNWARD.
3323 2005-03-14 Roger Sayle <roger@eyesopen.com>
3325 * real.h (struct real_format): Split the signbit field into two
3326 two fields, signbit_ro and signbit_rw.
3327 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3328 mips_double_format, ieee_extended_motorola_format,
3329 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3330 ieee_extended_intel_128_format, ibm_extended_format,
3331 mips_extended_format, ieee_quad_format, mips_quad_format,
3332 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3333 i370_double_format, c4x_single_format, c4x_extended_format,
3334 real_internal_format): Update initializers for new field.
3335 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3336 real_format structure.
3337 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3338 field of the real_format structure.
3340 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3342 Fix PR tree-optimization/20458
3344 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3345 DECL_EXTERNAL on STRUCT_FIELD tags.
3346 (clear_call_clobbered): Ditto.
3347 * tree-ssa-operands.c (note_addressable): Make sure the original
3348 variable doesn't slip into the addressable list if we have
3350 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3353 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3355 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3356 (-fwide-exec-charset): Likewise.
3357 (-finput-charset): Likewise.
3358 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3359 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3360 * c.opt (Wnormalized): New.
3362 2005-03-14 Devang Patel <dpatel@apple.com>
3364 * doc/invoke.texi: Add reference to Visibility document.
3366 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3368 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3369 MASK_SPLIT_ADDRESSES.
3370 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3371 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3372 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3373 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3374 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3375 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3376 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3377 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3378 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3379 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3380 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3381 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3382 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3383 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3384 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3385 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3386 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3387 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3388 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3389 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3390 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3391 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3392 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3393 (TARGET_EXPLICIT_RELOCS): Delete.
3394 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3395 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3396 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3397 (override_options): Set MASK_LONG64 if -mint64 is given and no
3398 -mlongXX option is. Complain about -mint64 -mlong32.
3399 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3400 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3401 * config/mips/mips.opt: New file.
3403 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3405 * config.gcc (extra_options): New variable for listing option files.
3406 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3407 * configure.ac (extra_opt_files): New AC_SUBST variable.
3408 (tm_file_list, tm_include_list): Include options.h first.
3409 * configure: Regenerate.
3410 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3411 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3412 (s-options-h): New rule.
3413 (options.h): Depend on it.
3414 (TEXI_GCCINT_FILES): Add options.texi.
3415 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3416 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3417 * target.h (gcc_target): Add default_target_flags and handle_option.
3418 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3419 (TARGET_HANDLE_OPTION): New macros.
3420 (TARGET_INITIALIZER): Include them.
3421 * opt-functions.awk (opt_args, nth_arg): New functions.
3422 (switch_flags): Handle the "Target" flag.
3424 (var_name): Use opt_args and nth_arg.
3425 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3426 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3427 macros for the "Mask" and "InverseMask" options.
3428 * opts.h (cl_var_cond): New enum.
3429 (cl_option): Replace the "has_set_value" and "set_value" fields with
3430 "var_cond" and "var_value".
3431 (CL_TARGET): New macro.
3432 (option_enabled, print_filtered_help): Declare.
3433 (decode_options): Move definition.
3434 * opts.c (handle_option): Search for the original option before
3435 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3436 var_cond and var_value fields. Use targetm.handle_option to handle
3438 (decode_options): Set target_flags to targetm.default_target_flags.
3439 (print_filtered_help): Make global. Handle CL_TARGET.
3440 (option_enabled): New function.
3441 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3442 (display_target_options, set_target_switch, print_switch_values)
3443 (default_pch_valid_p): Guard uses of target_switches with
3444 #ifdef TARGET_SWITCHES. Also...
3445 (display_target_options): Display the CL_TARGET entries in cl_options.
3446 (set_target_option): Don't complain about the "" option when
3447 TARGET_SWITCHES is undefined.
3448 (print_switch_values): Use option_enabled.
3449 (default_pch_valid_p): Check cl_options[] when looking for something
3450 that has changed the value of target_flags.
3451 * c.opt: Remove documentation from top of file.
3452 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3453 * doc/sourecebuild.texi: Refer to the new options documentation
3454 instead of c.opt. Document machine-specific .opt files.
3455 * doc/tm.texi (target_flags): Say that this variable is declared
3457 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3458 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3460 * doc/options.texi: New file.
3462 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3465 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3468 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3471 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3472 temporary variable of pointer type if an lvalues is required.
3473 (gimplify_modify_expr_rhs): Request an rvalue from it.
3474 (gimplify_expr): Pass fallback on.
3476 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3478 * cfgbuild.c: Update comments.
3480 2005-03-14 Roger Sayle <roger@eyesopen.com>
3482 PR rtl-optimization/17236
3483 * optabs.c (expand_doubleword_mult): New helper function split out
3484 from expand_binop. Permute the order in which instructions are
3485 emitted to minimize the number of simultaneously live registers.
3486 (expand_binop): Call expand_doubleword_mult to synthesize a double
3487 word multiplication.
3489 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3491 * basic-block.h: Update the prototypes of cached_make_edge and
3493 * cfg.c (cached_make_edge): Take edge_cache representing one
3494 row of the adjacency matrix of edges.
3495 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3496 (make_edges): Initialize edge_cache to represent one row of
3497 the adjacency matrix of edges.
3499 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3501 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3503 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3504 Remove unused removed_phis variable.
3505 (conditional_replacement): Use build1/build2.
3506 (abs_replacement): Use last_and_only_stmt and build1/build2.
3508 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3510 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3511 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3512 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3513 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3514 * c-common.c (handle_novops_attribute): New function.
3515 (c_common_attribute_table): Add "no vops" entry.
3516 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3517 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3518 * tree-ssa-operands.c (get_call_expr_operands): Do not
3519 create virtual operands for calls with ECF_NOVOPS flag.
3520 * tree.h (DECL_IS_NOVOPS): New macro.
3521 (struct tree_decl): Add novops_flag.
3522 (ECF_NOVOPS): New constant.
3524 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3527 * config/i386/i386.c (x86_use_himode_fiop): New.
3528 (x86_use_simode_fiop): Rename from x86_use_fiop.
3529 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3530 (TARGET_USE_HIMODE_FIOP): New.
3531 (x86_use_simode_fiop): Rename from x86_use_fiop.
3532 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3534 * config/i386/i386.md (X87MODEI12): New mode macro define.
3535 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3536 to implement x87 FP compare with HImode input operands.
3537 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3538 Use X87MODEI12 mode macro to handle HImode input operands.
3539 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3540 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3541 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3542 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3543 macro to implement x87 operators with HImode input operands.
3544 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3547 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3549 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3551 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3552 constants invariant.
3554 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3556 * basic-block.h (BB_VISITED): Removed.
3557 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3559 2005-03-14 Falk Hueffner <falk@debian.org>
3562 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3564 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3566 * ggc-zone.c: Fix comment typos.
3568 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3569 stringpool.c, config/mips/mips-protos.h: Update copyright.
3571 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3573 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3574 throughout with its typedef, "rtx".
3575 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3576 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3577 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3578 regs in comment to match code.
3580 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3582 * except.c (check_handled): Make it static.
3583 * except.h: Remove the corresponding prototype.
3585 * function.c (get_func_frame_size): Make it static.
3586 * function.h: Remove the corresponding type.
3588 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3590 * hard-reg-set.h: Remove the corresponding declarations.
3592 * tree-cfg.c (verify_stmts): Check that
3593 bb_for_stmt (stmt) == bb for every PHI node and statement.
3595 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3597 * config.gcc: Remove excess indentation.
3598 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3600 2005-03-13 Roger Sayle <roger@eyesopen.com>
3603 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3604 * fold-const.c (fold_sign_changed_comparison): Likewise.
3605 (fold_binary): Optimize comparisons against widened operands if
3606 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3608 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3610 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3611 (sparc_override_options): Initialize it.
3612 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3614 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3616 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3617 (reg_or_none500mem_operand): New predicate.
3618 (zero_reg_mem_operand): New predicate.
3619 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3620 to reg_or_none500mem_operand.
3621 (extendsfdf2_fpr): Add MEM alternative.
3622 (extenddftf2_internal): Change operand2 predicate to
3623 zero_reg_mem_operand.
3625 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3627 * ggc-zone.c: Rewritten.
3629 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3631 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3632 * config.in: Regenerated.
3633 * configure: Regenerated.
3634 * gengtype.c (write_types_process_field, write_func_for_structure):
3635 Pass new argument to gt_pch_note_object.
3636 * ggc-common.c (struct ptr_data): Add TYPE.
3637 (gt_pch_note_object): Take TYPE argument and save it.
3638 (call_count): Update call to ggc_pch_count_object.
3639 (call_alloc): Update call to ggc_pch_alloc_object.
3640 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3642 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3643 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3644 (ggc_alloc_zone_stat): Delete.
3645 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3646 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3647 (ggc_pch_alloc_object): Update prototypes.
3648 (garbage_zone): Delete.
3649 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3650 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3652 (tree_id_zone): New variable.
3653 (ggc_alloc_cleared_zone): Remove unused.
3654 (ggc_alloc_zone): Define.
3655 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3656 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3657 ggc_alloc_zone_stat.
3658 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3659 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3660 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3661 (make_node_stat): Likewise. Use tree_id_zone.
3663 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3664 Joseph S. Myers <joseph@codesourcery.com>
3666 * configure.ac: Check for MIPS TLS.
3667 * configure: Regenerated.
3668 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3669 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3670 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3671 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3672 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3673 (mips_classify_symbol, mips_symbolic_constant_p)
3674 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3675 (mips_tls_operand_p, mips_call_tls_get_addr)
3676 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3677 (mips_tls_symbol_ref_1): New functions.
3678 (mips_legitimize_address, mips_legitimize_const_move): Call
3679 mips_legitimize_tls_address.
3680 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3682 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3683 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3684 (mips_char_to_class): Document V1_REG.
3685 (HAVE_AS_TLS): Provide default.
3686 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3688 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3690 (tls_get_tp_<mode>): New instruction.
3692 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3694 * configure.ac: Update checks for target tools.
3695 * configure: Regenerated.
3697 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3699 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3701 2005-03-13 Roger Sayle <roger@eyesopen.com>
3703 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3704 more classes of DImode multiplication by constant. Allow both
3705 multiplication by small negative constants (by performing a
3706 multiplication by a positive constant and negating the result) and
3707 multiplications by large powers of two, by using a left shift.
3709 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3711 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3712 of basic blocks into work_stack.
3714 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3715 config/mips/vr.h: Update copyright.
3717 * c-decl.c (c_init_decl_processing): Remove useless calls to
3718 build_function_type.
3720 * builtins.c (fold_trunc_transparent_mathfn,
3721 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3722 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3723 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3724 fold_builtin_strcpy, fold_builtin_strncpy,
3725 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3728 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3731 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3732 variable determinant.
3734 * tree-cfg.c (group_case_labels): Remove local variable type.
3736 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3739 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3742 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3745 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3746 (*movmemqi_insn): Delete.
3747 (*movmemhi): Delete.
3749 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3751 * builtins.c (fold_builtin_classify): Take decomposed
3752 arguments of CALL_EXPR.
3753 (fold_builtin_1): Update a call to fold_builtin_classify.
3755 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3758 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3759 through into call to parser_xref_tag after parse error.
3760 (c_parser_struct_declaration): Consistently return NULL_TREE on
3763 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3765 * tree-flow-inline.h (ref_contains_array_ref): New function.
3766 (lookup_subvars_for_var): Ditto.
3767 (get_subvars_for_var): Ditto.
3768 (var_can_have_subvars): Ditto.
3770 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3771 (struct subvar): New type.
3773 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3775 * tree-optimize.c (init_tree_optimization_passes): Call
3776 pass_create_structure_vars.
3778 * tree-ssa-alias.c: Include vec.h.
3779 (init_alias_info): Don't auto-clear call clobbered on struct-field
3781 (compute_flow_insensitive_aliasing): Handle subvars.
3782 (group_aliases): Handle STRUCT_FIELD aliases.
3783 (setup_pointers_and_addressables): Ditto.
3784 Don't mark variables non-addressable if they still have
3785 addressable subvars.
3786 Also mark subvars addressable when the real variable is marked
3788 (add_pointed_to_var): Try to prune the pointed-to set by only
3789 pointing to subvars when possible.
3790 Otherwise, make sure we set addresses_needed and pt_vars to
3791 properly include subvars.
3792 (bitpos_of_field): New function.
3793 (push_fields_onto_fieldstack): Ditto.
3794 (get_or_create_used_part_for): Ditto.
3795 (create_overlap_variables_for): Ditto.
3796 (find_used_portions): Ditto.
3797 (create_structure_vars): Ditto.
3798 (pass_create_structure_vars): New structure.
3800 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3801 (get_expr_operands): Handle subvars. Also try to turn
3802 COMPONENT_REF accesses into must-defs now that we can accurately
3804 (note_addressable): Try to only mark as addressable those subvars
3805 we know a COMPONENT_REF touches.
3806 (overlap_subvar): New function.
3808 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3809 Handle subvar storing.
3810 (vect_address_analysis): Update caller of vect_object_analysis.
3812 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3814 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3815 (STMT_VINFO_SUBVARS): New macro.
3817 * common.opts: add flag_tree_salias.
3819 * opts.c (decode_options): flag_tree_salias defaults to on.
3821 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3823 * doc/tree-ssa.texi: Document structural alias analysis.
3825 2005-03-12 Steven Bosscher <stevenb@suse.de>
3827 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3828 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3829 * tree-ssa-operands.c (get_expr_operands): Likewise.
3830 (get_expr_operands): Likewise for ERROR_MARK.
3832 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3834 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3837 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3840 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3841 (mark_operand_necessary): Remove local variable ver.
3843 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3844 variable prefix_len.
3846 * value-prof.c (mod_subtract_transform): Remove local variable
3849 * builtins.c (fold_builtin_exponent): Take decomposed
3850 arguments of CALL_EXPR.
3851 (fold_builtin_1): Update a call to fold_builtin_exponent.
3853 * builtins.c (fold_builtin_logarithm): Take decomposed
3854 arguments of CALL_EXPR.
3855 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3857 * c-decl.c (c_init_decl_processing): Remove local variables
3858 ptr_ftype_void and ptr_ftype_ptr.
3860 * gimplify.c (gimplify_expr): Remove local variables r0 and
3863 * reg-stack.c (move_for_stack_reg): Remove local variable
3865 (compare_for_stack_reg): Remove local variable flags_user.
3866 (convert_regs_1): Remove local variable deleted.
3868 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3870 (combine_blocks): Remove local variables exits and new_e.
3872 * tree-inline.c (expand_call_inline): Remove local variable
3875 * tree-ssa-live.c (create_ssa_var_map,
3876 calculate_live_on_entry): Remove local variable snn.
3878 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3880 * c-lex.c (c_lex_with_flags): Add parameter to call to
3883 2005-03-11 Per Bothner <per@bothner.com>
3885 * c-tree.h (struct c_declarator): New id_loc field.
3886 * c-pragma.h (c_lex_with_flags): Take position reference.
3887 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3888 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3889 (c_lex): Pass dummy location to c_lex_with_flags.
3890 * c-parser.c (c_lex_one_token): Set c_token's location using
3891 c_lex_with_flags, instead of input_location, which might be "ahead".
3892 (c_parser_direct_declarator): Set declarator's id_loc from
3894 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3895 declarator's id_loc, rather than probably-imprecise input_location.
3896 (build_id_declarator): Initialize c_declarator's id_loc field.
3898 2005-03-11 Roger Sayle <roger@eyesopen.com>
3901 * builtins.c (expand_builtin_signbit): Force the signbit's word
3902 into an integer register to avoid SUBREGs of floating point modes.
3904 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3906 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3907 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3908 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3909 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3911 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3913 PR rtl-optimization/20306
3914 * expr.c (emit_move_complex): Set try_int false if mode is
3915 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3916 emit_block_move if try_int is true.
3918 2005-03-11 Richard Henderson <rth@redhat.com>
3921 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3922 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3925 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3927 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3928 (TARGET_FIX_VR4130): New macro.
3929 (TARGET_OPTIONS): Add -mfix-vr4130.
3930 (ISA_HAS_MACCHI): New macro.
3931 (ASM_SPEC): Add -mfix-vr4130.
3932 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3933 (override_options): Handle mips_fix_vr4130_string.
3934 (mips_avoid_hazards): Clear all_noreorder_p
3935 if we're working around VR4130 errata and the macc alternatives
3937 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3938 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3939 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3940 (MULTILIB_DEFAULTS): Remove leading "march=".
3941 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3942 if no architecture option is given.
3943 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3945 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3946 * doc/invoke.texi: Document -mfix-vr4130.
3948 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3950 * config/mips/mips.c (override_options): Only warn about -mint64
3951 deprecation if TARGET_INT64.
3953 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3956 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3957 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3958 are non-specific regarding the nonnull parameter positions.
3959 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3960 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3961 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3962 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3964 * builtins.def: Use the non-specific "nonnull" attibute lists.
3966 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3968 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3969 single_pred_edge, single_succ, single_pred): Improve comments.
3971 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3973 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3974 single_pred_edge, single_succ, single_pred): New inline functions.
3975 * bb-reorder.c (rotate_loop, find_traces_1_round,
3976 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3977 duplicate_computed_gotos): Use the single_succ/pred functions.
3978 * cfganal.c (forwarder_block_p): Ditto.
3979 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3980 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3981 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3982 merge_seq_blocks): Ditto.
3983 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3984 * cfglayout.c (fixup_reorder_chain): Ditto.
3985 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3986 canonicalize_loop_headers, verify_loop_structure): Ditto.
3987 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3988 mfb_update_loops, create_preheader, force_single_succ_latches,
3989 create_loop_notes): Ditto.
3990 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3991 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3992 commit_one_edge_insertion, purge_dead_edges,
3993 cfg_layout_can_merge_blocks_p): Ditto.
3994 * except.c (sjlj_emit_function_enter): Ditto.
3995 * flow.c (init_propagate_block_info): Ditto.
3996 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3997 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3998 insert_insn_end_bb): Ditto.
3999 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4000 find_if_case_2): Ditto.
4001 * lambda-code.c (perfect_nestify): Ditto.
4002 * lcm.c (optimize_mode_switching): Ditto.
4003 * loop-doloop.c (doloop_modify): Ditto.
4004 * loop-init.c (loop_optimizer_init): Ditto.
4005 * loop-iv.c (simplify_using_initial_values): Ditto.
4006 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4007 * loop-unswitch.c (unswitch_loop): Ditto.
4008 * modulo-sched.c (generate_prolog_epilog): Ditto.
4009 * predict.c (combine_predictions_for_insn, estimate_probability,
4010 tree_estimate_probability, last_basic_block_p,
4011 estimate_bb_frequencies): Ditto.
4012 * profile.c (branch_prob): Ditto.
4013 * regrename.c (copyprop_hardreg_forward): Ditto.
4014 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4015 * tracer.c (layout_superblocks): Ditto.
4016 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4017 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4018 cleanup_control_expr_graph, disband_implicit_edges,
4019 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4020 tree_verify_flow_info, tree_make_forwarder_block,
4021 tree_forwarder_block_p, remove_forwarder_block,
4022 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4023 * tree-if-conv.c (tree_if_conversion): Ditto.
4024 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4025 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4026 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4027 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4028 copy_loop_headers): Ditto.
4029 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4030 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4031 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4032 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4033 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4034 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4035 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4036 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4037 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4038 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4039 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4040 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4041 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4042 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4043 slpeel_add_loop_guard): Ditto.
4045 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4047 PR tree-optimization/15784
4048 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4051 * stmt.c (expand_case): Don't change index_type. Convert minval
4054 PR tree-optimization/20130
4055 * fold-const.c (fold): Fold x * -1 into -x.
4057 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4059 PR rtl-optimization/20331
4060 * rtlanal.c (modified_between_p): Check its address first for MEM.
4061 (modified_in_p): Likewise.
4063 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4065 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4067 2005-03-10 Steven Bosscher <stevenb@suse.de>
4069 * expr.c (expand_expr_real_1): If possible, use a conditional
4070 move for expanding MIN_EXPR and MAX_EXPR.
4071 Use temp for moving around rtx-en.
4073 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4076 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4079 2005-03-10 Roger Sayle <roger@eyesopen.com>
4081 * builtins.c (expand_builtin_signbit): Extend to handle floating
4082 point modes wider than the largest integer type, using the
4083 operand_subword_force function to obtain the signbit's word.
4085 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4088 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4089 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4091 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4093 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4095 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4097 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4099 (perform_edge_inserts): Unconditionally call
4100 free_dominator_info.
4102 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4104 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4106 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4108 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4110 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4112 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4114 (rtl_register_value_prof_hooks,
4115 tree_value_profile_transformations,
4116 tree_register_value_prof_hooks): Likewise.
4117 * var-tracking.c (stack_adjust_offset_pre_post,
4118 variable_htab_free, variable_union, dataflow_set_different_2,
4119 count_uses, variable_was_changed, set_frame_base_location,
4120 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4121 vt_add_function_parameters): Likewise.
4122 * varasm.c (named_section_real, named_section, make_decl_rtl,
4123 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4124 const_hash_1, compare_constant, copy_constant, force_const_mem,
4125 output_constant_pool_2, output_constant_pool_1, output_constant,
4126 output_constructor, make_decl_one_only, decl_tls_model,
4127 default_no_named_section, default_elf_select_section_1,
4128 default_unique_section_1): Likewise.
4129 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4130 * vmsdbgout.c (addr_const_to_string): Likewise.
4133 * function.c (struct assign_parm_data_one): Remove last_named
4135 (assign_parm_find_data_types): Don't determine last_named.
4136 Reorder named_parm determination.
4137 (assign_parms): Only setup varargs on the last non-varadic
4140 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4142 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4143 sda base address on medium model.
4145 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4147 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4148 * cfgloop.c (flow_loop_nodes_find): Export.
4149 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4151 * cfgloopmanip.c (fix_loop_structure): New function.
4152 * predict.c (predict_loops): Clean up the loops information.
4153 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4154 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4156 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4157 (rewrite_into_loop_closed_ssa): Declaration changed.
4158 * tree-loop-linear.c (linear_transform_loops): Add argument to
4159 rewrite_into_loop_closed_ssa call.
4160 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4161 * tree-ssa-loop-im.c (move_computations): Ditto.
4162 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4163 * tree-vectorizer.c (vectorize_loops): Ditto.
4164 * tree-optimize.c: Include cfgloop.h.
4165 (execute_todo): Choose whether to call cleanup_tree_cfg or
4166 cleanup_tree_cfg_loop.
4167 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4168 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4169 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4170 cleanup_tree_cfg_loop call.
4171 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4172 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4173 work on part of cfg.
4175 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4178 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4179 with multiple alternatives.
4181 * stmt.c (parse_output_constraint): Fix a typo.
4183 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4185 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4186 assembly directive instead of deprecated "no-generics".
4188 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4190 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4191 for non-offsettable memory references to cope with outstanding reload
4193 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4194 avoid losing outstanding address reloads.
4195 ("reload_outdi", "reload_outdf"): Likewise.
4197 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4199 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4200 code. Add more cbrt transformations.
4202 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4204 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4206 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4208 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4209 NULL_TREE when a given tree is not simplified.
4210 (fold): Return the original tree when any of the functions
4211 mentioned above NULL_TREE.
4213 * fold-const.c (fold_unary, fold_binary): Take decomposed
4214 arguments, code, type, op0, and op1 in case of fold_binary.
4215 (fold): Update calls to fold_unary and fold_binary.
4217 2005-03-09 Roger Sayle <roger@eyesopen.com>
4219 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4220 a fndecl and an arglist instead of a CALL_EXPR, exp.
4222 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4224 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4226 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4228 * expr.c (expand_assignment): Remove orig_to_rtx.
4230 * fold-const.c (int_const_binop): Remove no_overflow.
4232 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4234 * loop-iv.c (get_biv_step_1): Remove lhs.
4236 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4238 * real.c (real_nan): Remove neg.
4240 * function.c (thread_prologue_and_epilogue_insns): Remove i
4243 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4246 * tree-eh.c (tree_could_trap_p): Remove idx.
4248 * tree-into-ssa.c (ann): Remove ann.
4250 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4252 * tree-sra.c (decide_block_copy): Remove inst_count.
4254 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4256 * tree-ssa-loop-im.c (lhs): Remove.
4258 * cfgbuild.c (state, STATE, SET_STATE,
4259 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4261 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4262 (find_basic_blocks): Set the state of each basic block to
4265 2005-03-08 Jeff Law <law@redhat.com>
4267 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4268 goto results in the removal of edges in the CFG, then we need
4269 to recompute dominators.
4271 2005-03-09 Ben Elliston <bje@au.ibm.com>
4273 * c-common.c (c_do_switch_warnings): Comment fix.
4275 2005-03-08 Julian Brown <julian@codesourcery.com>
4277 * Patch from 2005-03-08 reverted for causing regressions and
4278 ppc-darwin bootstrap failure.
4280 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4282 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4283 Define the real function for ppc-darwin.
4284 * c-typeck.c (convert_arguments): Check for target-specific
4285 invalid argument call to unprototyped function.
4286 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4288 * target.h (invalid_arg_for_unprototyped_fn): New field
4290 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4291 default target hook.
4292 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4295 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4297 * c-typeck.c (constructor_stack, constructor_range_stack,
4298 initializer_stack): Make them static.
4300 * cfg.c (rbi_pool): Make it static.
4302 * gimple-low.c (lower_stmt_body): Make it static.
4303 * tree-flow.h: Remove the corresponding prototype. Don't
4306 * sched-deps.c (cache_size): Make it static.
4308 * stor-layout.c (lang_adjust_rli): Make it static.
4310 2005-03-08 Julian Brown <julian@codesourcery.com>
4312 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4313 from being used for symbols with vague linkage when
4314 HAVE_GAS_COMDAT_GROUP is true.
4316 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4318 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4319 nlabel == JUMP_LABEL (jump).
4321 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4323 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4324 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4325 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4326 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4328 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4331 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4332 * c-common.c (handle_returns_twice): New function.
4333 (c_common_attribute_table): Declare eturns_twice' attribute.
4334 * doc/extend.texi: Document eturns_twice' attribute.
4335 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4336 (struct tree_decl): Add returns_twice_flag.
4338 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4340 * tree-ssa-phiopt.c: Fix a comment typo.
4342 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4343 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4344 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4347 2005-03-08 Richard Henderson <rth@redhat.com>
4349 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4350 builtin codes with ctzdi2, clzdi2, popcountdi2.
4351 (struct alpha_builtin_def): Add is_const.
4352 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4353 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4354 (alpha_init_builtins): Init them. Set nothrow and const attributes
4356 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4357 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4358 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4359 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4360 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4361 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4362 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4363 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4364 (TARGET_FOLD_BUILTIN): New.
4365 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4366 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4368 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4370 2005-03-08 Ira Rosen <irar@il.ibm.com>
4372 PR tree-optimization/20122
4373 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4374 condition of access function instead of base.
4376 2005-03-07 Jeff Law <law@redhat.com>
4377 Steven Bosscher <stevenb@suse.de>
4379 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4380 (find_taken_edge): Call find_taken_edge_computed_goto as
4381 appropriate. Allow any gimple invariant rather than just
4382 INTEGER_CST for VAL.
4383 (cleanup_control_flow): Cleanup a computed goto which has turned
4385 (tree_merge_blocks): If block B has any forced labels, move
4386 them to the start of block A.
4387 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4388 computed gotos as well.
4389 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4390 removal of unnecessary computed gotos too.
4391 (lookup_redirection_data): Fix type of INSERT argument. Callers
4394 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4396 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4397 Remove trailing spaces.
4399 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4400 unshare_all_trees): Make them static.
4401 * tree-gimple.h: Remove the corresponding prototypes.
4403 * diagnostic.h: Remove unused prototype
4404 debug_output_buffer.
4405 * modulo-sched.c: Remove unused prototype
4406 set_row_column_for_ps.
4408 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4409 replace_phi_edge_with_variable): Remove unused variable i.
4411 2005-03-07 Per Bothner <per@bothner.com>
4413 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4415 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4418 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4419 bbs on the COND_EXPR instead of the PHI_NODEs.
4420 (candidate_bb_for_phi_optimization): Remove.
4421 (replace_phi_with_stmt): Rename to ...
4422 (replace_phi_edge_with_variable): this and change so that we
4423 replace the phi argument instead of removing the PHI.
4424 (conditional_replacement): Change so we deal with PHI with more
4426 (value_replacement): Likewise.
4427 (abs_replacement): Likewise.
4429 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4431 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4432 output_e500_flip_gt_bit.
4434 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4436 (rs6000_generate_compare): Fix logic to look at the correct bits.
4437 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4439 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4440 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4441 gen_move_from_CR_gt_bit.
4443 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4444 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4445 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4447 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4448 (E500_CR_IOR_COMPARE): New constant.
4450 2005-03-08 Earl Chew <earl_chew@agilent.com>
4451 David Billinghurst <David.Billinghurst@riotinto.com>
4453 * config/i386/host-cygwin.c: New file to support precompiled
4455 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4456 * config.host: Use above files for cygwin host.
4458 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4460 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4461 ordering ops from earlier change.
4463 2005-03-07 Per Bothner <per@bothner.com>
4465 Various fixes to allow us to again build if --enable-mapped-location:
4466 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4467 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4468 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4469 local variable loc. Change logic appropriately.
4470 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4471 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4472 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4473 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4474 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4476 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4478 PR rtl-optimization/19683
4479 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4480 number of bytes, to smallest_int_for_mode. Fix arguments to
4481 REG_CANNOT_CHANGE_MODE_P.
4483 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4485 * reorg.c (relax_delay_slots): Check that the jump is
4486 conditional before trying to invert it.
4488 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4490 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4493 * calls (stack_arg_under_construction): Make it static.
4495 * flow.c (regs_live_at_setjmp): Make it static.
4496 * flow.h: Remove the corresponding prototype.
4498 * reload1.c (reload_startobj, reload_firstobj,
4499 something_needs_operands_changed, reload_inherited,
4500 reload_inheritance_insn, reload_override_in,
4501 reload_spill_index): Make them static.
4503 * recog.c (verify_changes): Make it static.
4504 * recog.h: Remove the corresponding prototype.
4506 * cfgbuild.c (find_sub_basic_blocks): Remove.
4507 * basic-block.h: Remove the corresponding prototype.
4508 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4510 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4512 * tree-ssa-operands.c (check_build_stmt): Remove.
4514 * stor-layout.c (set_alignment): Remove.
4515 * tree.h: Remove the corresponding prototype.
4517 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4519 * tree-ssa-dce.c (control_dependence_map,
4520 visited_control_parents): Make them static.
4522 * cfghooks.c (verify_flow_info): Remove local variable
4525 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4528 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4530 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4532 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4534 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4536 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4537 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4538 PARALLEL for an empty structure.
4540 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4542 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4544 * fold-const.c (fold_binary): Unroll the very first "for"
4547 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4549 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4550 redundant match_code test.
4551 (scc_comparison_operator): Swap match_operand and match_code
4553 (branch_positive_comparison_operator): Same.
4554 (trap_comparison_operator): Use comparison_operator and swap with
4557 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4560 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4561 (out_movhi_r_mr): Read low byte of volatile MEM first.
4562 (out_movhi_mr_r): Write high byte of volatile MEM first.
4564 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4566 * cselib.c (reg_values, reg_values_size): Make them static.
4568 * cse.c (cse_reg_info_table): Make it static.
4570 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4572 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4574 * cse.c (find_best_addr): Use canon_for_address.
4576 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4578 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4579 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4580 SUBREG and MEM, respectively.
4582 * fold-const.c (fold_binary): Use code instead of t.
4584 * fold-const.c (optimize_minmax_comparison): Take decomposed
4585 arguments code, type, op0, and op1 instead of t.
4586 (fold_binary): Update a call to optimize_minmax_comparison.
4588 * fold-const.c (fold_range_test): Take decomposed arguments
4589 code, type, op0, and op1 instead of t.
4590 (fold_binary): Update a call to fold_range_test.
4592 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4593 decomposed arguments code, type, op0, and op1 instead of t.
4594 (fold_binary): Update a call to fold_range_test.
4596 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4598 * fold-const.c (fold_binary): Avoid directly using the original
4599 expression t as much as possible.
4601 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4603 * c-semantics.c (build_stmt): Use TYPE_P instead of
4604 IS_NON_TYPE_CODE_CLASS.
4605 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4606 (NON_TYPE_CHECK): Use TYPE_P instead of
4607 IS_NON_TYPE_CODE_CLASS.
4609 * fold-const.c (fold): Remove handling of binary expressions.
4611 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4613 * doc/c-tree.texi: Wrap comments in @r{}.
4614 * doc/cpp.texi: Likewise.
4615 * doc/cppinternals.texi: Likewise.
4616 * doc/extend.texi: Likewise.
4617 * doc/md.texi: Likewise.
4618 * doc/objc.texi: Likewise.
4619 * doc/sourcebuild.texi: Likewise.
4620 * doc/tm.texi: Likewise.
4623 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4625 * predict.c (apply_return_prediction): Standardize PHI chain
4627 * tree-ssa.c (ssa_redirect_edge): Likewise.
4629 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4630 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4633 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4634 * tree-flow.h: Adjust the prototype for remove_phi_node.
4635 * lambda-code.c (perfect_nestify): Adjust a call to
4638 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4639 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4641 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4642 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4643 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4644 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4646 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4647 of GEN_INT (trunc_int_for_mode (...)).
4648 * loop-iv.c (iv_number_of_iterations): Likewise.
4649 * postreload.c (reload_cse_move2add): Likewise.
4650 * simplify-rtx.c (simplify_const_unary_operation,
4651 simplify_const_binary_operation): Likewise.
4652 * stor-layout.c (get_mode_bounds): Likewise.
4654 * fold-const.c (fold_binary): New.
4655 (fold): Call fold_binary on binary expressions.
4657 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4659 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4660 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4661 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4662 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4663 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4665 2005-03-04 Devang Patel <dpatel@apple.com>
4667 PR tree-optimization/18815
4668 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4669 loops with zero exit edges.
4671 2005-03-04 Devang Patel <dpatel@apple.com>
4673 * doc/invoke.texi: Remove reference to webpage that does not exist.
4675 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4676 Joseph S. Myers <joseph@codesourcery.com>
4679 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4680 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4681 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4682 * pa.c (get_plabel): Change argument to symbol_ref. Call
4683 maybe_get_identifier instead of get_identifier.
4684 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4685 (struct deferred_plabel): Replace name field with symbol field.
4686 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4687 ASM_OUTPUT_EXTERNAL_REAL is defined.
4688 (output_global_address): Use output_addr_const for output of all
4690 (output_deferred_plabels): Use symbol_ref instead of name for address
4692 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4693 ASM_OUTPUT_SYMBOL_REF): New macros.
4694 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4696 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4699 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4701 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4702 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4704 2005-03-04 Jeff Law <law@redhat.com>
4706 * basic-block.h (rediscover_loops_after_threading): Declare.
4707 * tree-ssa-dom.c: Include cfgloop.h.
4708 (tree_ssa_dominator_optimize): Discover loops and some basic
4709 properties. Remove forwarder blocks recreated by loop header
4710 canonicalization. Also mark backedges in the CFG.
4711 * tree-ssa-threadupdate.c: Include cfgloop.h
4712 (rediscover_loops_after_threading): Define.
4713 (struct local_info): New field, JUMP_THREADED.
4714 (prune_undesirable_thread_requests): New function.
4715 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4716 then record that fact for the callers of redirct_edges.
4717 (thread_block): If BB has incoming backedges, then call
4718 prune_undesirable_thraed_requests. Note when we are
4719 going to have to rediscover loop information. Return a
4720 boolean indicating if any jumps were threaded.
4721 (thread_through_all_blocks): Bubble up boolean indicating
4722 if any jumps were threaded.
4723 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4724 (tree-ssa-threadupdate.o): Similarly.
4726 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4728 * fold-const.c (fold_ternary): Unroll the "for" loop to
4731 2005-03-04 Andrew Haley <aph@redhat.com>
4733 * unwind-dw2-fde-glibc.c (struct
4734 unw_eh_callback_data.check_cache): New field.
4735 (frame_hdr_cache): New.
4736 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4737 Cache frame header info.
4739 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4741 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4742 (print_c_condition): Declare.
4743 * read-rtl.c (ptr_loc): New structure.
4744 (ptr_locs, ptr_loc_obstack, joined_conditions)
4745 (joined_conditions_obstack): New variables.
4746 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4747 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4748 (join_c_conditions, print_c_condition): New functions.
4749 (apply_macro_to_string): Associate the new string with the same
4750 source location as the old one.
4751 (add_condition_to_string): Use join_c_conditions.
4752 (read_string): Use set_rtx_ptr_loc to record a filename and line
4753 number for the string.
4754 (read_rtx): Initialize the new variables above.
4755 * genattrtab.c (write_test_expr, write_attr_value): Use
4757 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4758 comment above the GCC_VERSION check.
4759 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4760 Inline the definition of MAYBE_EVAL.
4761 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4762 * genoutput.c (process_template): Likewise.
4763 * genpreds.c (write_predicate_subfunction): Likewise.
4764 (write_predicate_expr): Use print_c_condition.
4765 * genrecog.c (write_cond): Likewise.
4766 * gensupport.c (process_rtx): Use join_c_conditions to join the
4767 conditions of a define_insn_and_split. Record a source location
4768 for the string after the "&&".
4769 (alter_test_for_insn): Use join_c_conditions.
4771 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4774 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4775 PR tree-optimization/15784
4776 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4779 2005-03-04 Ben Elliston <bje@au.ibm.com>
4781 * gcc.c (option_map): Add --coverage.
4782 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4783 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4784 * config/darwin.h: Pass -lgcov for `coverage'.
4785 * doc/invoke.texi (Debugging Options): Document --coverage.
4787 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4789 * gcse.c (bypass_block): Use find_edge wherever possible.
4791 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4795 * c-opts.c (c_common_parse_file): Call start_source_file
4796 and end_source_file at the approriate times.
4798 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4799 the main file, it will be done for us now.
4801 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4803 * fold-const.c (fold_ternary): New.
4804 (fold): Call fold_ternary on ternary expressions. Remove
4805 handling of ternary expressions.
4807 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4809 PR tree-optimization/15784
4810 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4813 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4815 * config/rs6000/predicates.md (branch_comparison_operator):
4816 Convert from C block to conditional format.
4818 2005-03-03 Jan Hubicka <jh@suse.cz>
4820 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4821 and non-constant public variables.
4823 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4825 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4828 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4831 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4832 calls to release_ssa_name and release_phi_node.
4834 * fold-const.c (fold): Remove handling of unary expressions.
4836 * fold-const.c (fold_unary): Avoid directly using the original
4837 expression t as much as possible.
4839 2005-03-03 Roger Sayle <roger@eyesopen.com>
4840 Andrew Pinski <pinskia@physics.uc.edu>
4842 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4843 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4845 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4847 Describe special registers SRP and MOF as allocatable registers.
4848 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4849 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4850 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4851 TARGET_HAS_MUL_INSNS.
4852 (cris_print_operand) <case 'd'>: New case.
4853 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4854 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4856 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4857 (REG_ALLOC_ORDER): Update for MOF.
4858 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4860 (GENERAL_REGS): No longer a define of ALL_REGS.
4861 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4862 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4864 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4865 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4866 (SECONDARY_RELOAD_CLASS): Define.
4867 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4868 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4869 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4870 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4871 (REGISTER_MOVE_COST): Define.
4872 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4873 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4874 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4875 (CRIS_MOF_REGNUM): New define_constants.
4876 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4878 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4880 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4881 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4882 Adjust for MOF being properly described as a register.
4883 (indir_to_reg_split): Name this split. Conditionalize on the
4884 destination register being a general register.
4885 (movei): Conditionalize on on operands 0 and 1 having the same
4888 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4891 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4892 -mcpu to override any other explicitly given flags.
4894 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4896 * recog.c (verify_changes, confirm_change_group): New functions,
4897 broken out of apply_change_group.
4898 (apply_change_group): Use them.
4899 * recog.h (verify_change, confirm_change_group): Declare.
4900 * rtl.h (redirect_jump_2): Declare.
4901 * jump.c (redirect_exp, invert_exp): Delete.
4902 (invert_exp_1): Take second parameter. Return value. Changed caller.
4903 (redirect_jump_2): New function, broken out of redirect_jump.
4904 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4905 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4906 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4908 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4910 * varasm.c (named_section): Use xstrdup rather than doing it by
4913 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4915 2005-03-02 Devang Patel <dpatel@apple.com>
4917 Undo PR tree-optimization/18815 fix.
4919 2005-03-02 Devang Patel <dpatel@apple.com>
4921 PR tree-optimization/18815
4922 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4923 loops with zero exit edges.
4925 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4927 * cfg.c (connect_src, connect_dest, disconnect_src,
4928 disconnct_dest): New.
4929 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4930 redirect_edge_pred): Use the new functions.
4932 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4933 free_dominance_info only when needed.
4935 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4938 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4939 (reg_or_sub_cint64_operand): Same.
4941 2005-03-02 Jeff Law <law@redhat.com>
4943 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4944 CFG_ALTERED in the main DOM iteration loop.
4946 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4949 * varasm.c (initializer_constant_valid_p): Allow conversions
4950 between OFFSET_TYPEs. Tidy.
4952 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4954 * config/cris/cris.md ("return"): Remove epilogue delay list
4957 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4959 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4961 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4963 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4965 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4966 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4967 config/m68k/m68k.c, config/mips/mips.h,
4968 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4969 doc/include/gcc-common.texi: Update copyright.
4971 PR middle-end/18029 and PR middle-end/18030
4972 * expr.c (optimize_bitfield_assignment_op): Add a special case
4973 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4975 * fold-const.c (fold_unary): New.
4976 (fold): Call fold_unary on unary expressions.
4978 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4980 * cgraph.h (struct cgraph_edge): Add prev_caller and
4982 (cgraph_node_remove_callees): Export.
4983 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4985 (cgraph_edge_remove_callee): New function.
4986 (cgraph_edge_remove_caller): Likewise.
4987 (cgraph_remove_edge): Use.
4988 (cgraph_redirect_edge_callee): Likewise.
4989 (cgraph_node_remove_callees): New function.
4990 (cgraph_node_remove_callers): Likewise.
4991 (cgraph_remove_node): Use.
4992 * tree-optimize.c (tree_rest_of_compilation): Use
4993 cgraph_node_remove_callees instead of manual loop.
4994 * cgraphunit.c (cgraph_finalize_function): Likewise.
4995 (cgraph_expand_function): Likewise.
4996 (cgraph_remove_unreachable_nodes): Likewise.
4998 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5001 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5003 * c-decl.c (undeclared_variable): Take location as argument.
5004 * c-typeck.c (build_external_ref): Likewise.
5005 * c-parser.c (c_parser_postfix_expression): Pass location of
5006 identifier to build_external_ref.
5008 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5010 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5011 CCEQ mode for branch_positive_comparison_operator test.
5012 * config/rs6000/predicates (branch_comparison_operator): Revert to
5014 (scc_comparison_operator): Same.
5015 (branch_positive_comparison_operator): Same.
5017 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5019 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5020 (cris_delay_slots_for_epilogue): Remove.
5021 (save_last): Move into cris_target_asm_function_epilogue.
5022 (cris_target_asm_function_epilogue): Remove tests for file being
5024 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5025 (cris_delay_slots_for_epilogue): Remove prototypes.
5026 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5027 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5029 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5031 * config/rs6000/predicates.md (branch_comparison_operator): Change
5032 to define_special_predicate.
5033 (scc_comparison_operator): Same.
5034 (branch_positive_comparison_operator): Same.
5036 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5038 * Makefile.in (tree-ssa-sink.o): New.
5039 (OBJS-common): Add tree-ssa-sink.o.
5040 * common.opt: Add -ftree-sink
5041 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5042 * timevar.def (TV_TREE_SINK): new timevar.
5043 * tree-flow.h (is_hidden_global_store): Prototype.
5044 * tree-optimize.c (init_tree_optimization_passes): Add
5046 * tree-pass.h (pass_sink_code): New.
5047 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5048 for non-obvious global store store to is_hidden_global_store, and
5049 call that new function.
5050 * tree-ssa-sink.c: New file.
5051 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5052 * doc/passes.texi: Document forward store motion.
5053 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5054 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5055 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5056 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5058 2005-03-01 Per Bothner <per@bothner.com>
5060 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5061 and we have a non-zero column-number, add it to the message.
5062 Also factor out the diagnostic_kind_text.
5064 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5066 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5067 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5068 flow_loop_scan): Removed.
5069 (flow_loop_dump): Do not dump removed fields.
5070 (flow_loop_free): Do not free removed fields.
5071 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5072 (loop_exit_edge_p): New function.
5073 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5074 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5075 num_exits, exits_doms.
5076 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5077 LOOP_EDGES, LOOP_ALL): Removed.
5078 (flow_loop_scan): Declaration removed.
5079 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5080 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5082 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5083 (if_convert): Call flow_loops_find and flow_loops_free
5084 when calling mark_loop_exit_edges.
5085 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5086 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5087 free_dominance_info calls.
5088 * loop-init.c (flow_loops_find): Ditto.
5089 * passes.c (rest_of_handle_branch_prob): Ditto.
5090 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5091 * loop-unroll.c (analyze_insns_in_loop): Do not use
5093 * predict.c (predict_loops): Do not call flow_loop_scan.
5094 Use get_loop_exit_edges.
5095 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5096 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5097 Do not use EDGE_LOOP_EXIT.
5098 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5099 to bb_with_exit_edge_p.
5100 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5101 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5102 to bb_with_exit_edge_p.
5103 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5105 * tree-loop-linear.c (linear_transform_loops): Do not call
5106 flow_loop_scan. Use loop->single_exit.
5107 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5108 (vect_analyze_loop_form): Do not call flow_loop_scan.
5109 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5111 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5113 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5114 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5115 slpeel_tree_duplicate_loop_to_edge_cfg,
5116 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5117 Use loop_preheader_edge and loop->single_exit. Do not call
5120 2005-03-01 Nick Clifton <nickc@redhat.com>
5122 * config/arm/arm.c (thumb_find_work_register): Check all of the
5123 argument registers to see if they are free, and a couple of
5124 special cases where the last argument register but can be proved
5125 to be available during the function's prologue.
5126 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5127 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5128 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5130 (thumb_compute_save_reg_mask): Likewise. Also use
5131 thumb_find_work_register() to ensure that there is agreement about
5132 which work register is going to be used in the prologue.
5133 (thumb_output_function_prologue): Use unsigned long as the type
5134 for the register bit-mask. Also delay pushing the link register if
5135 other high registers are going to be pushed.
5136 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5137 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5138 redundant prototypes.
5140 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5143 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5144 and after reload in REG+REG indexed addresses without REG_POINTER
5145 set in the base and not set in the index.
5147 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5149 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5150 Don't undefine here.
5151 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5152 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5153 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5154 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5155 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5157 * config.gcc (sh*-*-linux*): Use config/linux.h.
5159 2005-02-28 Dale Johannesen <dalej@apple.com>
5160 Stan Shebs <shebs@apple.com>
5162 Rewrite of 64-bit Darwin structure-by-value pass/return.
5163 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5164 intoffset, use_stack, named.
5165 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5166 (rs6000_darwin64_record_arg_advance_flush): New.
5167 (rs6000_darwin64_record_arg_advance_recurse): New.
5168 (rs6000_darwin64_record_arg_flush): New.
5169 (rs6000_darwin64_record_arg_recurse): New.
5170 (rs6000_darwin64_record_arg): New.
5171 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5172 (function_arg_boundary): Handle 128-bit aligned structs.
5173 (function_arg_advance): Rewrite darwin64 struct handling.
5174 (function_arg): Call rs6000_darwin64_record_arg.
5175 (function_arg_partial_nregs): Handle darwin64 structs.
5176 (rs6000_darwin64_function_value): Remove.
5177 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5179 2005-02-28 Roger Sayle <roger@eyesopen.com>
5181 PR tree-optimization/20216
5182 * tree-chrec.c (tree_fold_factorial): Delete.
5183 (tree_fold_binomial): Change argument list to take a return type
5184 and change the type of K to unsigned int. Rewrite to avoid explicit
5185 evaluation of factorials, and (recursively) calling fold to perform
5186 compile-time arithmetic. Return NULL on (internal) overflow.
5187 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5188 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5189 if any intermediate calculation overflows.
5190 (chrec_apply): Update call to chrec_evaluate.
5192 2005-02-28 James E Wilson <wilson@specifixinc.com>
5194 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5196 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5199 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5200 instead of NULL_TREE on error.
5202 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5204 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5205 (EASY_VECTOR_15_ADD_SELF): Remove.
5206 (num_insns_constant_wide): Not static.
5207 (validate_condition_mode): Not static.
5208 (toc_relative_expr_p): Not static.
5209 (legitimate_indirect_address_p): Not static.
5210 (macho_lo_sum_memory_operand): Not static.
5211 (invalid_e500_subreg): Not static.
5212 (easy_vector_same): Not static.
5213 (easy_vector_splat_const): Not static.
5214 (RS6000_SYMBOL_REF_TLS_P): Remove.
5215 (any_operand): Delete.
5216 (any_parallel_operand): Delete.
5217 (count_register_operand): Delete.
5218 (altivec_register_operand): Delete.
5219 (xer_operand): Delete.
5220 (s8bit_cint_operand): Delete.
5221 (short_cint_operand): Delete.
5222 (u_short_cint_operand): Delete.
5223 (non_short_cint_operand): Delete.
5224 (exact_log2_cint_operand): Delete.
5225 (gpc_reg_operand): Delete.
5226 (cc_reg_operand): Delete.
5227 (cc_reg_not_cr0_operand): Delete.
5228 (reg_or_short_operand): Delete.
5229 (reg_or_neg_short_operand): Delete.
5230 (reg_or_aligned_short_operand): Delete.
5231 (reg_or_u_short_operand): Delete.
5232 (reg_or_cint_operand): Delete.
5233 (reg_or_arith_cint_operand): Delete.
5234 (reg_or_add_cint64_operand): Delete.
5235 (reg_or_sub_cint64_operand): Delete.
5236 (reg_or_logical_cint_operand): Delete.
5237 (got_operand): Delete.
5238 (got_no_const_operand): Delete.
5239 (easy_fp_constant): Delete.
5240 (easy_vector_constant): Delete.
5241 (easy_vector_constant_add_self): Delete.
5242 (zero_constant): Delete.
5243 (zero_fp_constant): Delete.
5244 (volatile_mem_operand): Delete.
5245 (offsettable_mem_operand): Delete.
5246 (mem_or_easy_const_operand): Delete.
5247 (add_operand): Delete.
5248 (non_add_cint_operand): Delete.
5249 (logical_operand): Delete.
5250 (non_logical_cint_operand): Delete.
5251 (mask_operand): Delete.
5252 (mask_operand_wrap): Delete.
5253 (mask64_operand): Delete.
5254 (mask64_2_operand): Delete.
5255 (and64_operand): Delete.
5256 (and64_2_operand): Delete.
5257 (and_operand): Delete.
5258 (reg_or_mem_operand): Delete.
5259 (lwa_operand): Delete.
5260 (symbol_ref_operand): Delete.
5261 (call_operand): Delete.
5262 (current_file_function_operand): Delete.
5263 (input_operand): Delete.
5264 (rs6000_nonimmediate_operand): Delete.
5265 (rs6000_tls_symbol_ref): Delete.
5266 (save_world_operation): Delete.
5267 (restore_world_operation): Delete.
5268 (load_multiple_operation): Delete.
5269 (store_multiple_operation): Delete.
5270 (vrsave_operation): Delete.
5271 (mfcr_operation): Delete.
5272 (mtcrf_operation): Delete.
5273 (lmw_operation): Delete.
5274 (stmw_operation): Delete.
5275 (branch_comparison_operator): Delete.
5276 (branch_positive_comparison_operator): Delete.
5277 (scc_comparison_operator): Delete.
5278 (trap_comparison_operator): Delete.
5279 (boolean_operator): Delete.
5280 (boolean_or_operator): Delete.
5281 (min_max_operator): Delete.
5282 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5283 (EASY_VECTOR_15): Moved to here.
5284 (EASY_VECTOR_15_ADD_SELF): Move to here.
5285 (PREDICATE_CODES): Delete.
5286 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5287 Declare functions no longer static.
5288 * config/rs6000/predicates.md: New.
5289 * config/rs6000/rs6000.md: Include predicates.md
5291 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5293 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5294 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5296 * cfgrtl.c (need_fake_edge_p): Likewise.
5297 * combine.c (distribute_notes): Likewise.
5298 * emit-rtl.c (try_split): Likewise.
5299 * recog.c (peephole2_opimize): Likewise.
5300 * reg-notes.def (ALWAYS_RETURN): Remove.
5301 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5302 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5303 * tree.h (ECF_ALWAYS_RETURN): Remove.
5305 2005-02-28 Roger Sayle <roger@eyesopen.com>
5308 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5309 between different machine modes is never a "useless" conversion.
5311 2005-02-28 Geert Bosch <bosch@gnat.com>
5314 * doc/contrib.texi: List contributors for Ada front end
5316 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5318 * simplify-rtx.c (simplify_unary_operation_1,
5319 simplify_const_unary_operation): New, extracted from...
5320 (simplify_unary_operation): ... this one.
5321 (simplify_binary_operation_1,
5322 simplify_const_binary_operation): New, extracted from...
5323 (simplify_binary_operation): ... this one.
5324 * rtl.h (simplify_const_unary_operation,
5325 simplify_const_binary_operation): Add prototypes.
5327 2005-02-28 Julian Brown <julian@codesourcery.com>
5329 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5330 building libjava and caused PR regression/20228.
5332 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5335 * Makefile.in (host_subdir): New.
5336 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5337 * configure: Regenerate.
5339 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5341 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5342 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5343 installation directory first.
5345 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5348 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5349 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5350 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5351 * config/cris/cris.md: Tweak comments referring to Q.
5352 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5353 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5354 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5355 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5356 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5357 Insert spaces in constraints to align alternatives vertically for
5359 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5362 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5364 PR rtl-optimization/17728
5365 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5366 operand 0 from general_operand to move_dest_operand.
5368 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5370 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5371 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5372 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5373 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5375 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5377 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5378 * configure: Regenerate.
5379 * libada-mk.in: Remove CC; rename
5380 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5382 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5385 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5386 for the lhs, also walk over the tree. Likewise for rhs.
5388 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5390 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5391 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5392 Do not propagate value of iv before increment over the increment.
5394 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5396 * c-parser.c: New file.
5397 * c-parse.in: Remove.
5398 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5400 (c-parser.o): Add dependencies.
5401 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5402 maintainer-clean, TAGS): Update.
5403 * c-config-lang.in (gtfiles): Update.
5404 * gengtype-lex.l: Don't handle "@@".
5405 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5406 objc_build_synchronized, objc_begin_try_stmt,
5407 objc_begin_catch_clause, objc_finish_catch_clause,
5408 objc_build_finally_clause, objc_finish_try_stmt): New.
5409 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5411 (c_parse_init): Update comment.
5412 * c-decl.c (c_init_decl_processing): Update comment.
5413 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5414 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5415 new c_declspecs members.
5417 2005-02-25 Julian Brown <julian@codesourcery.com>
5419 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5420 from being used for symbols with vague linkage when
5421 HAVE_GAS_COMDAT_GROUP is true.
5423 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5425 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5427 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5430 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5431 (LIBGCC2_HAS_DF_MODE): New.
5432 (LIBGCC2_HAS_XF_MODE): New.
5433 (LIBGCC2_HAS_TF_MODE): New.
5434 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5435 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5436 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5437 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5438 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5439 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5440 and add _fixtfdi, _fixunstfdi, _floatditf
5441 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5442 L_fixunstfdi, L_floatditf.
5443 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5444 (LIBGCC2_HAS_TF_MODE): Define.
5446 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5448 PR tree-optimization/20204
5449 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5450 REWRITE_THIS_STMT markers on PHI nodes.
5451 (rewrite_initialize_block): Likewise.
5453 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5455 * version.c (version_string): Update to 4.1.
5457 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5459 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5460 Clarify that the alternative way doesn't work in GNU C++.
5462 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5464 PR tree-optimization/19937
5465 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5466 to the type of the induction variable.
5468 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5470 PR rtl-optimization/20117
5471 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5472 the block including noncopyable insn.
5474 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5476 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5477 calls to find_reg_note.
5479 2005-02-24 Richard Henderson <rth@redhat.com>
5482 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5485 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5487 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5488 vector types if to use base reg for misaligned non-word ld/std.
5490 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5493 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5494 dwarf2 label manually and put it after, not before the prologue.
5496 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5499 * reload.c (operands_match_p): Only increment register number for
5500 SCALAR_INT_MODE_P modes in multiple hard registers.
5502 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5505 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5507 * ChangeLog.5: Fix log message typo(s).
5508 * ChangeLog.7: Likewise.
5509 * ChangeLog.tree-ssa: Likewise.
5510 * cfgexpand.c: Fix comment typo(s).
5511 * conflict.c: Likewise.
5512 * defaults.h: Likewise.
5513 * dwarf2out.c: Likewise.
5515 * ggc-page.c: Likewise.
5516 * tree-eh.c: Likewise.
5517 * tree-ssa-dom.c: Likewise.
5519 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5522 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5523 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5524 if SHARED is defined.
5527 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5528 allow splitting only if operands 0 and 3 don't overlap.
5530 2005-02-24 Richard Henderson <rth@redhat.com>
5533 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5534 (fold_builtin_1): Call them.
5535 * fold-const.c (fold_complex_mult_parts): Split out from ...
5536 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5537 (fold_complex_div_parts, fold_complex_div): New.
5539 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5541 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5543 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5544 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5546 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5547 (print_node): Likewise.
5548 Print TYPE_SIZES_GIMPLIFIED.
5550 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5552 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5553 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5554 operands as commutative in constraints.
5556 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5558 * tree-into-ssa.c: Re-organize internal functions.
5560 2005-02-24 Richard Henderson <rth@redhat.com>
5563 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5565 * common.opt (fcx-limited-range): New.
5566 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5567 * toplev.c (flag_complex_method): Initialize to 1.
5568 (process_options): Set flag_complex_method to 0 if
5569 flag_cx_limited_range.
5570 * doc/invoke.texi (-fcx-limited-range): New.
5572 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5574 * cse.c (delete_trivially_dead_insns): Speed up by using
5575 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5578 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5580 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5581 functions when -mid-shared-library is being used.
5583 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5585 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5586 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5587 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5588 * system.h: Poison LINK_LIBGCC_SPECIAL.
5590 2005-02-23 James E Wilson <wilson@specifixinc.com>
5592 * gengtype.c (note_insn_name): Make 1 element larger.
5594 2005-02-23 Roger Sayle <roger@eyesopen.com>
5597 PR rtl-optimization/20097
5598 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5599 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5601 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5603 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5604 * t-aix52 (SHLIB_INSTALL): Same.
5606 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5608 * genpreds.c: Update copyright.
5610 2005-02-23 Michael Beach <michaelb@ieee.org>
5613 * config/sparc/t-elf (startup files): Assemble with CPP.
5615 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5617 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5618 (write_predicate_expr): Likewise.
5620 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5622 PR tree-optimization/20100
5623 PR tree-optimization/20115
5624 * tree-optimize.c (init_tree_optimization_passes): Remove
5625 pass_maybe_create_global_var.
5626 * tree-pass.h (pass_maybe_create_global_var): Remove.
5627 * tree-ssa-alias.c (aliases_computed_p): Declare.
5628 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5629 (count_calls_and_maybe_create_global_var): Remove.
5630 (pass_maybe_create_global_var): Remove.
5631 (init_alias_info): Do not declare aliases_computed_p.
5632 (maybe_create_global_var): If the function contains no
5633 call-clobbered variables and a mix of pure/const and regular
5634 function calls, create .GLOBAL_VAR.
5635 Mark all call-clobbered variables for renaming.
5636 (merge_pointed_to_info): Update comment.
5637 (add_pointed_to_var): Likewise.
5638 (is_escape_site): Likewise.
5639 Accept struct alias_info * instead of size_t *.
5641 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5643 * tree-ssa-operands.c (get_call_expr_operands): If
5644 ALIASES_COMPUTED_P is false, do not add call-clobbering
5646 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5647 (delete_tree_ssa): Likewise.
5649 2005-02-22 James E Wilson <wilson@specifixinc.com>
5651 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5652 (do_compile): Do call it here.
5654 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5656 PR rtl-optimization/20017.
5657 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5658 rest_of_handle_cse2, rest_of_handle_gcse): Call
5659 delete_dead_jumptables immediately before calling cleanup_cfg.
5661 2005-02-22 Devang Patel <dpatel@apple.com>
5664 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5667 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5669 * config/rs6000/aix.h (WINT_TYPE): Define.
5671 2005-02-22 Stan Shebs <shebs@apple.com>
5673 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5674 natural alignment for 64-bit Darwin.
5675 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5677 * doc/invoke.texi: Document this.
5679 2005-02-22 DJ Delorie <dj@redhat.com>
5681 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5682 to make_[un]signed_type, not the mode itself.
5684 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5686 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5687 not available. Use tail calls wherever possible.
5688 (make_edge): Call unchecked_make_edge to create an edge.
5690 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5691 (coalesce_ssa_name): Don't check for
5692 SSANORM_USE_COALESCE_LIST.
5693 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5695 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5697 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5698 (rewrite_into_ssa): ... here.
5700 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5702 PR tree-optimization/19786
5703 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5704 tag to another's may-alias bitmap when adding to the other's list.
5706 2005-02-21 DJ Delorie <dj@redhat.com>
5708 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5709 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5710 registers in unsupported ways.
5711 * expmed.c (init_expmed): Likewise.
5713 2005-02-21 Stan Cox <scox@redhat.com>
5715 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5717 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5719 * tree-cfg.c (fold_cond_expr_cond): New.
5720 (make_edges): Call fold_cond_expr_cond.
5721 (find_taken_edge): Accept nothing but INTEGER_CST.
5722 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5724 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5726 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5727 that do not belong to any basic block.
5729 2005-02-21 Jeff Law <law@redhat.com>
5731 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5734 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5736 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5737 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5738 Adjust their definitions.
5739 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5740 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5742 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5743 genautomata.c, langhooks.c, langhooks.h, system.h,
5744 config/arm/lib1funcs.asm: Update copyright.
5746 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5748 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5750 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5753 * doc/install.texi: Document --with-gc.
5755 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5757 * simplify-rtx.c (simplify_unary_operation): Add a missing
5760 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5762 PR tree-optimization/18663
5763 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5764 if the type has variable bounds.
5766 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5768 * gcse.c: Remove an obsolete comment.
5770 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5772 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5774 * doc/extend.texi (Function Attributes) <Attribute const>: The
5775 attribute "pure" is below this text, not above.
5777 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5779 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5780 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5781 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5783 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5786 * langhooks.h (struct lang_hooks): Add to_target_charset.
5787 * langhooks.c (lhd_to_target_charset): New function.
5788 * langhooks-def.h: Declare lhd_to_target_charset.
5789 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5790 (LANG_HOOKS_INITIALIZER): Update.
5791 * c-common.c (c_common_to_target_charset): New function.
5792 * c-common.h: Declare it.
5793 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5794 c_common_to_target_charset.
5796 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5797 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5799 * system.h: Poison them.
5800 * doc/tm.texi: Don't discuss them.
5801 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5802 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5803 (pp_c_char): Do not attempt to generate letter escapes for
5805 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5806 * config/mips/mips.c (mips_output_ascii): Likewise.
5808 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5810 PR tree-optimization/19951
5811 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5814 2005-02-19 Steven Bosscher <stevenb@suse.de>
5817 * function.h (struct function): New field `max_loop_depth'.
5818 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5819 (flow_loops_find): Reset the max loop depth count before finding loops.
5820 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5821 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5822 (calculate_global_regs_live): Make sure the loop will terminate
5823 when the initial sets are not empty.
5825 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5827 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5829 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5831 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5834 * doc/invoke.texi: Remove documentation of %M spec.
5836 (init_spec): Remove %M suffix from -lgcc_s.
5837 (do_spec_1): Remove 'M' case.
5838 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5839 to put shared libraries in the multilib directory. Remove the
5840 shlib_so_soname substitution variable. Don't add a multilib encoding
5841 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5842 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5843 SHLIB_INSTALL as well as SHLIB_LINK.
5844 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5845 (SHLIB_NAME): Delete.
5846 (SHLIB_DIR): New macro.
5847 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5848 (SHLIB_INSTALL): Adjust accordingly.
5849 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5850 * config/t-slibgcc-sld: Likewise.
5851 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5852 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5853 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5855 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5856 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5857 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5858 Use @shlib_base_name@ instead of @shlib_so_name@.
5859 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5860 and @shlib_base_name@.so in @multilib_dir@.
5861 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5862 to the install path.
5863 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5864 (SHLIB_LINK): Remove previous workaround.
5865 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5866 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5867 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5869 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5870 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5871 (SHLIB_INSTALL): Adjust accordingly.
5872 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5873 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5874 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5875 config/t-slibgcc-elf-ver.
5877 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5878 Jakub Jelinek <jakub@redhat.com>
5880 PR tree-optimization/19828
5881 * tree-ssa-loop-im.c: Add a TODO comment.
5882 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5883 without side-effects.
5885 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5887 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5890 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5892 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5893 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5894 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5896 (ia64_reorg): Delete fixup_errata call.
5897 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5898 (TARGET_SWITCHES): Delete -mb-step entry.
5900 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5903 * c-typeck.c (composite_type): Handle quals in transparent unions.
5904 (type_lists_compatible_p): Likewise.
5906 2005-02-18 Stan Shebs <shebs@apple.com>
5908 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5909 expressions in the .literal8 section.
5911 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5913 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5915 2005-02-18 Roger Sayle <roger@eyesopen.com>
5917 * fold-const.c (constant_boolean_node): Always create values of the
5918 specified type, don't bother calling truthvalue_conversion.
5920 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5922 * except.c (output_function_exception_table): Call
5923 assemble_external_libcall (eh_personality_libfunc).
5925 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5928 * config/ia64/ia64.h (struct machine_function): Add state_num.
5929 * config/ia64/ia64.c (process_epilogue,
5930 process_for_unwind_directive): Use new unwind state numbers each
5931 time rather than state 1.
5933 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5936 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5937 before the "*llgt_didi" pattern.
5939 2005-02-18 Jason Merrill <jason@redhat.com>
5941 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5943 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5945 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5946 (div0): Use it in place of ARM_FUNC_ALIAS.
5947 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5949 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5952 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5953 access, the lower bound of the array type if it exists.
5955 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5958 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5959 cases that are out-of-range for the index type.
5961 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5963 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5964 (estimate_case_costs): Don't call convert.
5965 * expmed.c (expand_shift): Likewise.
5966 (make_tree): Call fold_convert instead of convert.
5968 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5971 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5972 that ref to be marked MEM_READONLY_P doesn't have base that needs
5975 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5977 * genautomata.c (output_get_cpu_unit_code_func,
5978 output_cpu_unit_reservation_p): Don't generate old-style function
5981 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5984 PR tree-optimization/20009
5985 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5987 PR tree-optimization/18947
5988 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5989 inline, remove all nodes that are inlined into the extern inline
5992 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5994 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5995 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5996 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5997 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6000 2005-02-17 Roger Sayle <roger@eyesopen.com>
6002 PR tree-optimization/19917
6003 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6004 to be potentially trapping.
6006 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6008 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6010 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6012 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6013 tem becomes a local variable which is set to the value of the
6014 back end defined INITIAL_FRAME_ADDRESS macro.
6015 (expand_builtin_frame_address): Omit the base parameter to
6016 expand_builtin_return_addr.
6017 (expand_builtin_profile_func): Likewise.
6018 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6019 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6020 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6022 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6024 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6025 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6026 * config/frv/frv.c (frv_function_epilogue): Likewise.
6028 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6030 * lambda-code (perfect_nestify): Remove mark/unmark
6032 * tree-loop-linear.c (linear_transform_loops): Add
6033 rewrite_into_ssa call so that ssa is correct for
6034 rewriting into loop closed.
6036 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6038 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6039 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6041 * bt-load.c (btr_def_live_range, combine_btr_defs,
6042 migrate_btr_def, migrate_btr_defs): Likewise.
6043 * cfgcleanup.c (thread_jump): Likewise.
6044 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6045 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6046 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6047 df_rd_local_compute, df_reg_info_compute): Likewise.
6048 * dominance.c (init_dom_info, free_dom_info): Likewise.
6049 * flow.c (init_propagate_block_info,
6050 free_propagate_block_info): Likewise.
6051 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6052 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6053 modify_reg_pav): Likewise.
6054 * loop-invariant.c (find_defs, find_invariant_insn,
6055 find_invariants, free_inv_motion_data): Likewise.
6056 * predict.c (tree_predict_by_opcode,
6057 estimate_bb_frequencies): Likewise.
6058 * stmt.c (expand_case): Likewise.
6059 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6060 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6061 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6062 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6063 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6064 rewrite_ssa_into_ssa): Likewise.
6065 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6066 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6067 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6068 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6069 * tree-sra.c (tree_sra): Likewise.
6070 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6071 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6072 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6074 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6075 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6077 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6078 calculate_live_on_entry, calculate_live_on_exit,
6079 build_tree_conflict_graph): Likewise.
6080 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6081 record_important_candidates, set_use_iv_cost, find_depends,
6082 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6083 tree_ssa_iv_optimize_finalize): Likewise.
6084 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6085 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6086 tree_duplicate_loop_to_header_edge): Likewise.
6087 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6088 * tree-ssa.c (verify_flow_insensitive_alias_info,
6089 verify_name_tags, verify_ssa, init_tree_ssa,
6090 delete_tree_ssa): Likewise.
6091 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6092 fini_ssanames): Likewise.
6093 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6095 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6097 * config/rs6000/t-rtems: Completely reworked.
6099 2005-02-17 Ira Rosen <irar@il.ibm.com>
6101 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6103 2005-02-17 Ira Rosen <irar@il.ibm.com>
6105 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6106 POINTER_TYPE_P when checking that type is a pointer.
6107 (vect_get_memtag): Remove.
6108 (vect_address_analysis): Use POINTER_TYPE_P. Call
6109 vect_object_analysis with dummy parameter for memtag.
6110 (vect_object_analysis): Extract memtag (functionality that
6111 used to be in vect_get_memtag and moved here). Fix printings.
6112 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6113 with correct parameters. Remove call to vect_get_memtag.
6115 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6117 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6118 (tree-vectorizer.o): Added missing dependencies.
6120 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6122 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6123 declaration in tree-vectorizer.c, now has an extern declaration in
6125 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6126 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6127 get_vectype_for_scalar_type, vect_is_simple_use,
6128 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6129 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6130 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6131 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6132 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6133 find_loop_location): Likewise.
6135 * tree-vectorizer.c (langhooks.h): #include removed.
6136 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6137 moved to tree-vectorized.h.
6138 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6139 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6140 get_vectype_for_scalar_type, vect_is_simple_use,
6141 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6142 vect_supportable_dr_alignment, new_loop_vec_info,
6143 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6144 vect_set_verbosity_level, find_loop_location): Likewise.
6146 (vect_analyze_loop): Function externalized. Declaration moved to
6147 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6148 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6149 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6150 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6151 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6152 vect_enhance_data_refs_alignment, vect_analyze_operations,
6153 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6154 vect_stmt_relevant_p, vect_get_loop_niters,
6155 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6156 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6157 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6158 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6159 vect_get_memtag): Likewise.
6161 (vectorizable_load): Function externalized. Declaration moved to
6162 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6163 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6164 vect_transform_loop): Likewise.
6165 (vect_transform_stmt): Moved to tree-vect-transform.c.
6166 (vect_align_data_ref, vect_create_destination_var,
6167 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6168 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6169 vect_get_vec_def_for_operand, vect_init_vector,
6170 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6171 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6172 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6173 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6174 vect_do_peeling_for_loop_bound): Likewise.
6176 * tree-vect-analyze.c: New file.
6177 * tree-vect-transform.c: New file.
6179 2005-02-17 Jason Merrill <jason@redhat.com>
6181 PR mudflap/19319, c++/19317
6182 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6185 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6187 * doc/install.texi (Specific): Update link for Darwin-specific
6190 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6192 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6193 constant_boolean_node.
6195 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6198 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6199 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6201 2005-02-16 Richard Henderson <rth@redhat.com>
6204 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6206 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6207 replace uses with Wtype_MAXp1_F.
6208 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6209 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6210 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6211 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6212 and HAVE_TFMODE as appropriate.
6213 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6214 (__floatdisf): Likewise.
6215 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6216 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6217 (Wtype_MAXp1_F): New.
6218 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6219 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6221 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6224 * arm.c (arm_apply_result_size): New function.
6225 * arm.h (APPLY_RESULT_SIZE): Define.
6226 * arm-protos.h (arm_apply_result_size): Add prototype.
6227 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6228 (movxf): New expand.
6229 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6230 (call_value_symbol): Remove predicate for operand 0.
6231 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6232 (untyped_call): Rework to correclty return values for any type.
6233 (untyped_return): New expand.
6234 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6236 2005-02-16 Stan Shebs <shebs@apple.com>
6238 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6239 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6241 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6243 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6244 configure settings on Solaris 7 and later.
6246 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6248 PR tree-optimization/19865
6249 * tree-optimize.c (init_tree_optimization_passes): Run
6250 pass_may_alias after pass_sra.
6252 2005-02-16 Richard Henderson <rth@redhat.com>
6253 Stuart Hastings <stuart@apple.com>
6256 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6257 Do nothing if debug info suppressed for this function.
6258 (dbxout_begin_function): Early exit if debug info suppressed for
6261 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6264 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6266 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6268 PR tree-optimization/19967
6269 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6270 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6271 argument TYPE. Adjust calls to fold_builtin_XXX.
6272 (expand_builtin, fold_builtin_1): Adjust calls to
6274 (fold_builtin_strchr, fold_builtin_strpbrk,
6275 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6276 result to a requested type TYPE.
6278 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6281 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6282 (T)x & (T)cst if (T)cst overflows.
6283 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6284 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6286 2005-02-15 Jeff Law <law@redhat.com>
6288 * gcse.c (blocks_with_calls): New bitmap.
6289 (alloc_gcse_mem): Allocate it.
6290 (free_gcse_mem): Free it.
6291 (clear_modifY_mem_tables): Clear it.
6292 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6293 when we encounter CALL_INSNs.
6294 (compute_transp, case MEM): Handle blocks with calls separate
6295 from blocks without calls. Use bitmap iterators rather than
6298 2005-02-15 Peter O'Gorman <peter@pogma.com>
6301 * mklibgcc.in (vis_hide): Use a temporary object file, not
6304 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6307 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6308 access optimization.
6310 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6311 Alan Modra <amodra@bigpond.net.au>
6314 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6315 (_xlqsub): Rename to __gcc_qsub.
6316 (_xlqmul): Rename to __gcc_qmul.
6317 (_xlqdiv): Rename to __gcc_qdiv.
6318 Provide versioned symbol aliases with old names.
6319 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6320 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6321 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6322 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6323 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6325 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6327 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6328 Fold ~(A - 1) and ~(A + -1) to -A.
6330 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6334 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6335 config/pa/pa-host.c:pa_gt_pch_use_address.
6337 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6339 * tree-vn.c (get_value_handle): Make sure that given an
6340 is_gimple_min_invariant expression, we always return it.
6342 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6344 * passes.c (rest_of_handle_gcse): Fix a comment.
6346 2005-02-15 Jeff Law <law@redhat.com>
6348 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6350 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6351 (canon_list_insert, record_last_mem_set_info): Similarly.
6352 (clear_modify_mem_tables): Similarly.
6354 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6356 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6357 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6358 config/mips/mips.md, config/rs6000/aix.h,
6359 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6361 2005-02-15 Richard Henderson <rth@redhat.com>
6363 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6364 call to be best_edge.
6366 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6368 * basic-block.h: Adjust the prototype for find_basic_blocks.
6369 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6370 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6373 * flow.c (recompute_reg_usage): Remove all arguments.
6374 * passes.c (rest_of_compilation): Adjust the call to
6375 recompute_reg_usage.
6376 * rtl.h: Adjust the prototype for recompute_reg_usage.
6378 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6380 * tree-dump.c (dump_files): Update to reflect new member
6382 (dump_register): Add new argument.
6384 (dump_switch_p_1): Check against glob name if doglob was passed.
6385 (dump_switch_p): Check against regular first, then glob if
6386 we didn't have any hits on the dump name.
6387 * tree-optimize.c (register_one_dump_file):
6388 Pass in glob name as well.
6389 * tree-pass.h (struct dump_file_info): Add glob
6392 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6394 PR preprocessor/16323
6395 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6397 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6400 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6401 (trunctfdf2_internal1): New.
6402 (trunctfdf2_internal2): Renamed from trunctfdf2.
6404 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6406 PR tree-optimization/19853
6407 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6409 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6411 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6412 delete_dead_jumptables and cleanup_cfg.
6414 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6416 * reload.c (find_reloads): Swap address_reloaded flags when
6417 swapping commutative operands.
6419 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6421 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6422 Use standard_iv_increment_position for computing the bsi position
6424 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6427 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6430 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6431 life range of hard registers.
6432 * value-prof.c (insn_prefetch_values_to_profile): Only
6435 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6436 profile in libcalls.
6438 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6440 * bitmap.h (bitmap_and_compl_into): Return bool.
6441 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6443 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6445 PR tree-optimization/19944
6446 * fold-const.c (fold): Re-add ABS_EXPR folding.
6448 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6451 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6452 {TARGET,MASK}_XL_COMPAT.
6453 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6455 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6456 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6458 (rs6000_arg_partial_bytes): Same.
6459 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6460 and XL compatibility enabled.
6461 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6462 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6463 test to final condition.
6464 (cmptf_internal2): New.
6465 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6466 xl-compat. Add TFmode information to description.
6468 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6470 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6472 2005-02-13 Jason Merrill <jason@redhat.com>
6475 * fold-const.c (fold_indirect_ref_1): Split out from...
6476 (build_fold_indirect_ref): Here.
6477 (fold_indirect_ref): New fn.
6478 * tree.h: Declare it.
6479 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6480 (gimplify_modify_expr_rhs): Likewise.
6481 (gimplify_expr): Likewise.
6483 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6485 PR tree-optimization/14303
6486 PR tree-optimization/15784
6487 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6488 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6489 ABS_EXPR<x> != 0 to x != 0.
6491 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6493 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6494 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6495 spelling conventions.
6497 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6498 delete_trivially_dead_insns too many times.
6500 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6503 2005-02-12 Ira Rosen <irar@il.ibm.com>
6505 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6506 (vect_is_simple_iv_evolution): Remove redundant parameter
6508 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6509 without last parameter.
6510 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6511 Return pointer step. Call vect_is_simple_iv_evolution without
6512 last parameter. Check only that the step is multiple of size
6513 type. Remove stmt_vinfo updates.
6514 (vect_get_memtag_and_dr): Remove.
6515 (vect_get_memtag): New function.
6516 (vect_address_analysis): New function.
6517 (vect_object_analysis): New function.
6518 (vect_analyze_data_refs): Call vect_object_analysis and
6519 vect_get_memtag. Update stmt_vinfo fields.
6521 2005-02-12 Ira Rosen <irar@il.ibm.com>
6523 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6524 exist and are objects. Remove checks for pointer.
6525 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6526 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6527 (vect_create_data_ref_ptr): Likewise.
6528 (vect_base_addr_differ_p): New function.
6529 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6530 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6531 Don't set the DR_BASE_NAME field of data-ref.
6532 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6534 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6536 * optabs.h (enum optab_index): Add new OTI_ldexp.
6537 (ldexp_optab): Define corresponding macro.
6538 * optabs.c (init_optabs): Initialize ldexp_optab.
6539 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6541 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6543 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6544 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6546 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6547 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6550 2005-02-12 Ira Rosen <irar@il.ibm.com>
6552 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6554 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6556 (vect_get_base_and_offset): Always return an address.
6557 (vect_create_addr_base_for_vector_ref): Remove treatment for
6558 different data reference types.
6559 (vect_compute_data_ref_alignment): Rename base to base_address in
6560 stmt_vec_info. Get the object in order to force its alignment.
6561 (vect_get_memtag_and_dr): Rename base to base_address in
6562 stmt_vec_info. Extract the object for memtag analysis.
6564 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6566 PR regression/19898.
6567 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6568 changes cc_status, use apply modified_in_p to part of cc_status
6569 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6572 2005-02-11 Richard Henderson <rth@redhat.com>
6574 * tree-complex.c (expand_complex_libcall): New.
6575 (expand_complex_multiplication): Use it for c99 compliance.
6576 (expand_complex_division): Likewise.
6577 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6579 * builtins.c (built_in_names): Remove const.
6580 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6582 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6583 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6584 (built_in_names): Remove const.
6585 * c-common.c (c_common_type_for_mode): Handle complex modes.
6586 * flags.h, toplev.c (flag_complex_method): Rename from
6587 flag_complex_divide_method.
6588 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6589 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6590 * libgcc2.h: Declare them.
6591 * libgcc-std.ver: Export them.
6592 * mklibgcc.in (lib2funcs): Build them.
6594 2005-02-11 Steven Bosscher <stevenb@suse.de>
6596 PR tree-optimization/19876
6597 Partially revert my change from 2005-01-14
6598 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6599 (compute_antic): ...and remove the loop here.
6601 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6604 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6605 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6607 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6608 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6610 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6612 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6613 offsets for the big-endian 32-bit case.
6615 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6617 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6619 2005-02-11 Dale Johannesen <dalej@apple.com>
6621 * cselib.c (cselib_process_insn): Clear out regs where
6622 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6623 * reload.c (find_equiv_reg): Ditto.
6625 2005-02-11 Ian Lance Taylor <ian@airs.com>
6627 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6630 * tree.c (build_function_type_list): Work correctly if there are
6633 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6635 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6636 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6637 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6638 TARGET_ZARCH instead of TARGET_64BIT.
6640 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6642 * config/rs6000/t-rtems:
6643 (MULTILIB_OPTIONS): Remove mcpu=602.
6644 (MUTLILIB_DIRNAMES): Remove m602.
6645 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6646 Let mcpu=602 match mcpu=603.
6647 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6649 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6651 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6654 2005-02-10 David Daney <ddaney@avtrex.com>
6656 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6657 * config/i386/linux-unwind.h: Likewise.
6658 * config/ia64/linux-unwind.h: Likewise.
6659 * config/mips/linux-unwind.h: Likewise.
6660 * config/pa/linux-unwind.h: Likewise.
6661 * config/rs6000/linux-unwind.h: Likewise.
6662 * config/s390/linux-unwind.h: Likewise.
6663 * config/sh/linux-unwind.h: Likewise.
6664 * config/sparc/linux-unwind.h: Likewise.
6666 2005-02-10 Steven Bosscher <stevenb@suse.de>
6668 PR tree-optimization/17549
6669 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6670 TER to replace a DEF with its expression if the DEF and the
6671 rhs of the expression we replace into have the same root
6674 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6676 * config/mips/mips.md: Fix the placement of the match_scratch in the
6679 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6681 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6684 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6686 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6687 (strip_offset): Handle addresses.
6688 (add_address_candidates): Use strip_offset.
6689 (difference_cost): Reflect strip_offset change.
6690 (force_var_cost, difference_cost): Strip nops.
6692 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6694 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6696 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6697 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6698 config/cris/cris-protos.h, config/cris/cris.c: Update
6701 2005-02-10 Jeff Law <law@redhat.com>
6703 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6704 (lookup_avail_expr): Similarly.
6706 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6708 * builtins.c (fold_builtin_powi): New function.
6709 (fold_builtin_1): Call it.
6711 2005-02-10 Steven Bosscher <stevenb@suse.de>
6713 PR documentation/19309
6714 * doc/cpp.texi: The __GNUC__ and related predefined macros
6715 are also defined for the "standalone" cpp.
6716 Some non-GCC compilers may also define __GNUC__.
6718 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6721 * c-typeck.c (common_type): New routine. Old common_type renamed
6723 (c_common_type): ...this.
6724 (build_conditional_expr, build_binary_op): Use c_common_type instead
6727 2005-02-10 Steven Bosscher <stevenb@suse.de>
6729 * doc/md.texi: Replace @samp{length} with @code{length}.
6731 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6733 PR tree-optimization/18687
6734 * tree-flow.h (find_loop_niter): Declare.
6735 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6736 Try using scev even for loops with more than one exit.
6737 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6738 (struct ivopts_data): Added niters field.
6739 (struct nfe_cache_elt): New.
6740 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6742 (tree_ssa_iv_optimize_init): Initialize niters cache.
6743 (determine_number_of_iterations): Removed.
6744 (find_induction_variables): Do not call determine_number_of_iterations.
6745 Access niters for single exit through niter_for_single_dom_exit.
6746 (add_iv_outer_candidates): Access niters for single exit through
6747 niter_for_single_dom_exit.
6748 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6749 number_of_iterations_cond.
6750 (iv_period): New function.
6751 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6752 (may_replace_final_value): Take data argument. Use
6753 niter_for_single_dom_exit.
6754 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6755 (rewrite_use_compare): Pass data to may_eliminate_iv.
6756 (rewrite_use_outer): Pass data to may_replace_final_value.
6757 (free_loop_data): Clean up the niters cache.
6758 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6759 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6760 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6761 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6762 (num_ending_zeros): Moved to tree.c.
6763 * tree.h (num_ending_zeros): Declare.
6764 * tree.c (num_ending_zeros): Moved from tree.c.
6766 2005-02-09 Richard Henderson <rth@redhat.com>
6768 * builtins.c (DEF_BUILTIN): Add COND argument.
6769 * tree.h (DEF_BUILTIN): Likewise.
6770 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6771 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6773 (DEF_BUILTIN_STUB): New.
6774 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6775 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6776 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6777 * c-common.c (DEF_BUILTIN): Add COND argument.
6778 * tree.c (local_define_builtin): New.
6779 (build_common_builtin_nodes): New.
6781 2005-02-09 Roger Sayle <roger@eyesopen.com>
6783 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6784 floating point expression ignoring the sign of the result.
6785 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6786 (fold) <MULT_EXPR>: Use it to simplify x*x.
6787 * tree.h (fold_strip_sign_ops): Prototype here.
6788 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6789 argument. Use fold_strip_sign_ops to simplify the first argument.
6790 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6791 first argument when the second argument is an even integer
6792 constant, but only with -funsafe_math_optimizations.
6793 (fold_builtin_1): Update call to fold_builtin_copysign.
6795 2005-02-09 Ian Lance Taylor <ian@airs.com>
6798 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6799 just check whether EH_FILTER_FAILURE falls through.
6801 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6803 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6804 insns return to ready list in the next turn.
6806 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6809 * builtins.def: New __builtin_powi[lf].
6810 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6811 (expand_builtin_powi): New function.
6812 (expand_builtin): Dispatch to expand_builtin_powi.
6813 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6814 * libgcc2.c: Add __builtin_powi[lf] implementation.
6815 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6816 * optabs.h: Add powi_optab.
6817 * optabs.c (init_optabs): Initialize powi_optab.
6818 * doc/extend.texi: Document __builtin_powi[lf].
6820 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6822 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6825 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6828 * fold-const.c (try_move_mult_to_index): Remove redundant
6829 type argument. Create ADDR_EXPR with correct type.
6830 (fold): Update callers of try_move_mult_to_index. Convert
6831 result to the appropriate type.
6833 2005-02-09 Roger Sayle <roger@eyesopen.com>
6836 * config/avr/avr.c (default_rtx_costs): Delete.
6837 (avr_operand_rtx_cost): New function.
6838 (avr_rtx_costs): Completely rewrite.
6840 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6843 * config/cris/cris.c (in_code): New variable.
6844 (cris_output_addr_const): Now a static function, a wrapper for
6846 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6847 case from old cris_output_addr_const.
6848 (cris_asm_output_label_ref): Similar for LABEL_REF.
6849 (cris_output_addr_const_extra): Similar for UNSPEC.
6850 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6851 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6852 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6854 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6855 (cris_asm_output_label_ref): Declare.
6857 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6859 PR preprocessor/19801
6860 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6861 filenames that changed when libcpp was moved to the toplevel.
6863 2005-02-07 Roger Sayle <roger@eyesopen.com>
6865 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6866 zero extensions of BImode operands. Call lowpart_subreg instead
6867 of gen_lowpart_common and gen_lowpart_SUBREG.
6869 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6872 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6873 * configure.ac: Set cc_for_cross_gnattools.
6874 * configure: Regenerate.
6876 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6879 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6881 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6884 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6885 of nested functions.
6887 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6889 * doc/extend.texi: Document deprecated extensions allowing
6890 static floating-point members to have initializers and allowing
6891 floating-point literals in integral constant expressions.
6893 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6895 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6896 config/darwin7.h, config/mips/mips.c,
6897 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6900 * cse.c: Update comments.
6902 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6905 * builtins.c (fold_builtin_sqrt): Transform
6906 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6909 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6910 Dorit Naishlos <dorit@il.ibm.com>
6912 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6913 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6914 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6916 * tree.h (vect_set_verbosity_level): New extern function declaration
6918 * tree-vectorizer.h (verbosity_levels): New enum type.
6919 * tree-vectorizer.c (vect_debug_stats): Function removed.
6920 (vect_debug_details): Likewise.
6921 (vect_verbosity_level): Global variable was defined and initialized.
6922 (vect_dump): Global variable definition.
6923 (vect_print_dump_info): New function.
6924 (vect_set_dump_settings): New function.
6925 (vect_set_verbosity_level): New function.
6926 (vectorize_loops): Add call to vect_set_dump_settings.
6928 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6929 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6930 (slpeel_tree_peel_loop_to_edge): Likewise.
6932 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6933 appropriate verbosity level instead of call to vect_debug_details
6934 or vect_debug_stats.
6935 (vect_get_base_and_offset):
6936 (vect_create_addr_base_for_vector_ref):
6937 (get_vectype_for_scalar_type):
6938 (vect_create_data_ref_ptr):
6940 (vect_get_vec_def_for_operand):
6941 (vect_finish_stmt_generation):
6942 (vectorizable_assignment):
6943 (vectorizable_operation):
6944 (vectorizable_store):
6945 (vectorizable_load):
6946 (vect_transform_stmt):
6947 (vect_update_ivs_after_vectorizer):
6948 (vect_do_peeling_for_loop_bound):
6949 (vect_update_inits_of_drs):
6950 (vect_do_peeling_for_alignment):
6951 (vect_transform_loop):
6952 (vect_is_simple_use):
6953 (vect_analyze_operations):
6954 (vect_is_simple_iv_evolution):
6955 (vect_analyze_scalar_cycles):
6956 (vect_analyze_data_ref_dependence):
6957 (vect_analyze_data_ref_dependences):
6958 (vect_compute_data_ref_alignment):
6959 (vect_enhance_data_refs_alignment):
6960 (vect_analyze_data_refs_alignment):
6961 (vect_analyze_data_ref_access):
6962 (vect_analyze_data_ref_accesses):
6963 (vect_analyze_pointer_ref_access):
6964 (vect_get_memtag_and_dr):
6965 (vect_analyze_data_refs):
6966 (vect_mark_relevant):
6967 (vect_stmt_relevant_p):
6968 (vect_mark_stmts_to_be_vectorized):
6969 (vect_can_advance_ivs_p):
6970 (vect_get_loop_niters):
6971 (vect_analyze_loop_form):
6972 (vect_analyze_loop):
6973 (vectorize_loops): Likewise.
6975 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6976 (vect_update_inits_of_drs):
6977 (vect_do_peeling_for_alignment):
6978 (vect_transform_loop):
6979 (vect_analyze_operations):
6980 (vect_analyze_scalar_cycles):
6981 (vect_analyze_data_ref_dependences):
6982 (vect_analyze_data_refs_alignment):
6983 (vect_analyze_data_ref_accesses):
6984 (vect_analyze_data_refs):
6985 (vect_mark_stmts_to_be_vectorized):
6986 (vect_get_loop_niters):
6987 (vect_analyze_loop_form):
6988 (vect_analyze_loop): Likewise.
6989 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6991 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6995 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6996 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6997 either -ffast-math or -funsafe-math-optimizations is in use.
6999 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7000 * config/mips/irix-csr.c: New file.
7001 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7002 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7003 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7006 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7008 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7009 redundant, incorrect definitions.
7011 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7013 ("*tls_indirect_call"): New, reference hard regs directly.
7014 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7016 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7018 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7019 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7021 2005-02-06 Roger Sayle <roger@eyesopen.com>
7023 PR rtl-optimization/19800
7024 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7025 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7028 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7030 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7032 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7035 * doc/invoke.texi: Correct documentation of -freorder-functions.
7037 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7040 * doc/invoke.texi: Don't mention gccbug.
7042 2005-02-06 Roger Sayle <roger@eyesopen.com>
7043 Andrew Pinski <pinskia@physics.uc.edu>
7044 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7046 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7047 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7048 into just (zero_extract:SI FOO (const_int 1) BAR).
7050 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7052 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7053 macro locally. Don't give last revision date. Use GCC version
7054 number from gcc-common.texi.
7055 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7056 revision date. Use GCC version number from gcc-common.texi.
7057 Describe being a library as current state rather than as 3.x
7059 * doc/gcc.texi: Remove last update date.
7060 * doc/gccint.texi: Likewise. Update copyright dates.
7061 * doc/install.texi: Update copyright dates.
7063 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7066 * doc/invoke.texi: Mention for each option included in -Wall that
7067 it is included in -Wall.
7068 * doc/gcc.texi: Update copyright and last modification date.
7070 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7072 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7073 unnecessary cast to original induction variable increments.
7075 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7077 PR tree-optimization/18219
7078 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7079 in distributed form.
7081 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7083 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7084 Set bitpos and offset later in the function. Do nothing if the
7085 target is a register and if the bitfield lies completely outside
7087 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7088 here. Return an uninitialised register if the source value is stored
7089 in a register and the bitfield lies completely outside that register.
7091 2005-02-06 Steven Bosscher <stevenb@suse.de>
7093 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7096 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7098 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7100 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7102 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7103 * config/darwin8.h: New.
7104 * config/darwin7.h: Update comment.
7106 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7107 Dorit Naishlos <dorit@il.ibm.com>
7109 * tree-vectorizer.h (LOC): New type.
7110 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7111 (loop_line_number): New field in struct _loop_vec_info.
7112 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7114 * tree-vectorizer.c (input.h): Included.
7115 (find_loop_location): New function.
7116 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7117 loop line number removed.
7118 (vect_debug_details): Likewise.
7119 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7121 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7122 call to vect_debug_details/stats changed from loop to loop_loc.
7123 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7124 (slpeel_tree_peel_loop_to_edge): Likewise.
7126 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7127 changed from NULL to UNKNOWN_LOC.
7128 (vect_get_base_and_offset):
7129 (vect_create_addr_base_for_vector_ref):
7130 (get_vectype_for_scalar_type):
7131 (vect_create_data_ref_ptr):
7133 (vect_get_vec_def_for_operand):
7134 (vect_finish_stmt_generation):
7135 (vectorizable_assignment):
7136 (vectorizable_operation):
7137 (vectorizable_store):
7138 (vectorizable_load):
7139 (vect_transform_stmt):
7140 (vect_update_ivs_after_vectorizer):
7141 (vect_do_peeling_for_loop_bound):
7142 (vect_do_peeling_for_alignment):
7143 (vect_transform_loop):
7144 (vect_is_simple_use):
7145 (vect_analyze_operations):
7146 (vect_is_simple_iv_evolution):
7147 (vect_analyze_scalar_cycles):
7148 (vect_analyze_data_ref_dependences):
7149 (vect_compute_data_ref_alignment):
7150 (vect_enhance_data_refs_alignment):
7151 (vect_analyze_data_ref_access):
7152 (vect_analyze_data_ref_accesses):
7153 (vect_analyze_pointer_ref_access):
7154 (vect_get_memtag_and_dr):
7155 (vect_analyze_data_refs):
7156 (vect_mark_relevant):
7157 (vect_stmt_relevant_p):
7158 (vect_mark_stmts_to_be_vectorized):
7159 (vect_can_advance_ivs_p):
7160 (vect_get_loop_niters):
7161 (vect_analyze_loop):
7162 (vectorize_loops): Likewise.
7164 (vectorizable_load): Argument in call to vect_debug_details/stats
7165 changed from loop to LOOP_LOC (loop_vinfo).
7166 (vect_transform_loop):
7167 (vect_analyze_operations):
7168 (vect_analyze_scalar_cycles):
7169 (vect_analyze_data_ref_dependence):
7170 (vect_enhance_data_refs_alignment):
7171 (vect_analyze_data_ref_accesses):
7172 (vect_analyze_pointer_ref_access):
7173 (vect_analyze_data_refs):
7174 (vect_analyze_loop): Likewise.
7176 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7177 changed from loop to loop_loc.
7179 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7181 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7182 Dorit Naishlos <dorit@il.ibm.com>
7184 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7186 (vect_analyze_data_ref_dependences): Likewise.
7188 (vect_is_simple_use): Argument changed from loop structure to
7189 loop_vect_info structure.
7190 (vect_can_advance_ivs_p): Likewise.
7191 (vect_create_index_for_vector_ref): Likewise.
7192 (vect_update_ivs_after_vectorizer): Likewise.
7193 (new_stmt_vec_info): Likewise.
7195 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7196 changed from loop to loop_vinfo.
7197 (vect_create_data_ref_ptr): First argument in call to
7198 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7199 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7200 was changed from loop to loop_vinfo.
7201 (vectorizable_operation): Likewise.
7202 (vectorizable_store): Likewise.
7203 (vect_mark_stmts_to_be_vectorized): Likewise.
7204 (vect_do_peeling_for_loop_bound): First argument in call to
7205 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7206 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7207 was changed from loop to loop_vinfo.
7208 (vect_analyze_data_ref_dependences): Third argument in call to
7209 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7211 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7212 (vect_create_data_ref_ptr): Likewise.
7213 (vect_init_vector): Likewise.
7214 (vect_get_vec_def_for_operand): Likewise.
7215 (vectorizable_assignment): Likewise.
7216 (vectorizable_operation): Likewise.
7217 (vectorizable_store): Likewise.
7218 (vectorizable_load): Likewise.
7219 (vect_update_ivs_after_vectorizer): Likewise.
7220 (vect_is_simple_use): Likewise.
7221 (vect_analyze_data_ref_dependence): Likewise.
7222 (vect_analyze_pointer_ref_access): Likewise.
7223 (vect_can_advance_ivs_p): Likewise.
7225 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7226 before _stmt_vec_info.
7227 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7228 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7229 (new_stmt_vec_info): Argument changed from loop structure to
7230 loop_vect_info structure
7232 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7233 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7234 (vect_create_addr_base_for_vector_ref): Likewise.
7235 (vect_analyze_pointer_ref_access): Likewise.
7237 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7240 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7241 phi flag if the phi is abnormal.
7243 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7246 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7247 information for the new statement.
7249 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7252 * gcc.c (main): Include the target in -v output.
7254 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7256 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7257 Do not drop the extend if we'd have to add a paradoxical subreg
7258 later. Include optabs.h and insn-codes.h.
7259 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7261 2005-02-02 Roger Sayle <roger@eyesopen.com>
7264 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7265 * fold-const.c (const_binop): Avoid constant folding floating
7266 point operations in modes that use composite representations.
7267 * simplify-rtx.c (simplify_binary_operation): Likewise.
7269 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7271 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7273 (altivec_dstt): Likewise.
7274 (altivec_dstst): Likewise.
7275 (altivec_dststt): Likewise.
7276 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7279 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7281 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7282 EXPR_LOCUS from orig_cond to the new cond_stmt.
7283 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7286 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7288 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7289 standard_iv_increment_position. Remove call to bsi_next
7290 (no need to bump the iterator anymore).
7291 (vect_create_index_for_vector_ref): Call
7292 standard_iv_increment_position. Remove second function argument.
7293 (vect_finish_stmt_generation): Remove call to bsi_next
7294 (no need to bump the iterator anymore).
7295 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7296 to vect_create_index_for_vector_ref.
7298 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7300 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7301 phis are used out of the loop.
7303 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7306 * c-decl.c (undef_nested_function): New variable.
7307 (pop_scope): Diagnose undefined nested functions.
7308 (finish_function): Don't attempt cgraph processing or genericizing
7309 if current top-level function contained an undefined nested
7310 function. Reset undef_nested_function at the end of a top-level
7313 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7315 * tree.c (build_int_cst_type): Take sign of the value into account
7316 when deciding whether sign extend the value.
7318 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7321 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7322 (cpp_options, cc1_options): Change %{std*&ansi} to
7323 %{std*&ansi&trigraphs}.
7325 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7327 * cse.c: Update comments.
7329 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7331 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7332 arguments go on the stack. Do not put complex doubles in odd/even
7335 2005-02-02 Steven Bosscher <stevenb@suse.de>
7337 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7338 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7339 -ftree-pre, and -fthread-jumps.
7341 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7343 PR tree-optimization/19578
7344 * tree-flow.h (modified_noreturn_calls): Declare.
7345 (noreturn_call_p): Declare.
7346 * tree-flow-inline.h (noreturn_call_p): New function.
7347 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7348 * tree-cfg.c (modified_noreturn_calls): New variable.
7349 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7350 that contain a mid-block noreturn call.
7351 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7353 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7355 * df.c (df_def_record_1, df_uses_record): Don't use
7357 * df.h (DF_FOR_REGALLOC): Remove.
7359 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7362 * c-typeck.c (really_start_incremental_init): Reset
7363 constructor_max_index for arrays of incomplete type.
7365 2005-02-02 Jeff Law <law@redhat.com>
7367 * gcse.c (struct reg_set): Store the block index where the register
7368 was set rather than the setting insn.
7369 (record_one_set, compute_transp): Corresponding changes.
7370 (pre_insert_copy_insn): Do not call replace_one_set.
7371 (replace_one_set): Remove.
7373 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7376 * doc/gcov.texi: Fix typo.
7378 2005-02-01 Richard Henderson <rth@redhat.com
7381 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7382 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7384 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7385 * config/i386/i386-protos.h: Update.
7387 2005-02-01 Steven Bosscher <stevenb@suse.de>
7389 PR tree-optimization/19217
7390 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7391 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7392 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7393 that it is walking a PHI node.
7395 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7397 * doc/extend.texi (Nested Functions): Update.
7399 2005-02-01 Richard Henderson <rth@redhat.com>
7402 * optabs.c (expand_copysign_absneg): Export.
7403 * optabs.h (expand_copysign_absneg): Declare.
7404 * config/rs6000/rs6000.md (copysigntf3): New.
7406 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7408 PR tree-optimization/19633
7409 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7410 * tree-ssa-alias.c (init_alias_info): Initialize.
7411 (merge_pointed_to_info): Set.
7412 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7413 (dump_points_to_info_for): Show value of pt_null.
7414 (struct count_ptr_d): Declare.
7415 (find_ptr_dereference): Remove.
7416 (ptr_is_dereferenced_by): Remove.
7417 (count_ptr_derefs): New local function.
7418 (count_uses_and_derefs): New local function.
7419 (compute_points_to_and_addr_escape): Call it. If the number
7420 of dereferences is greater than zero, mark the pointer as
7421 dereferenced. If there are fewer dereferences than uses of
7422 the pointer, the pointer's value escapes.
7424 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7426 PR tree-optimization/19670
7427 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7429 (verify_use): ... set it here, instead.
7431 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7433 * doc/sourcebuild.texi (Test directives): Fix formatting.
7435 * doc/sourcebuild.texi (Test directives): Describe selector
7438 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7440 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7441 specific 64-bit CPUs.
7443 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7446 * arm.c (arm_eliminable_register): New function.
7447 (adjacent_mem_locations): Don't allow eliminable registers. Use
7448 HOST_WIDE_INT for address offsets.
7449 * arm-protos.h (arm_eliminable_register): Add prototype.
7451 2005-02-01 Steven Bosscher <stevenb@suse.de>
7453 PR optimization/15242
7454 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7455 * basic-block.h (duplicate_computed_gotos): Add prototype.
7456 * bb-reorder.c (duplicate_computed_gotos): New function to
7457 duplicate sufficiently small blocks ending in a computed jump.
7458 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7459 if not optimizing for size.
7460 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7461 never do tail merging for blocks ending in a computed jump.
7462 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7464 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7466 Patch from Richard Sandiford <rsandifo@redhat.com>
7467 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7468 from inheriting a subreg equivalence with a non-spill register.
7470 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7472 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7474 * config/frv/frv.c (movcc_fp_destination_operand): New.
7475 (gpr_or_memory_operand): Fix typo in comment.
7476 (gpr_or_memory_operand_with_scratch): New.
7477 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7478 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7479 movcc_fp_destination_operand.
7480 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7481 Legitimize memory addresses using a scratch register.
7483 2005-01-31 Jeff Law <law@redhat.com>
7485 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7486 bitmap a sparse bitmap instead of a simple bitmap.
7487 (mark_def_sites_initialize_block): Corresponding changes.
7488 (ssa_mark_def_sites_initialize_block): Likewise.
7489 (ssa_mark_phi_uses): Likewise.
7490 (mark_def_site, ssa_mark_def_sites): Likewise.
7491 (mark_def_site_blocks): Likewise.
7492 (rewrite_ssa_into_ssa): Likewise.
7494 * tree-ssa-dom.c (record_cond): Pass correct variable type
7495 for last argument to htab_find_slot_with_hash.
7497 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7498 effects when optimizing 0 % X. Do not try to optimize X % 0.
7500 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7502 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7505 2005-02-01 Eric Christopher <echristo@redhat.com>
7507 * config/mips/mips.c (override_options): Warn if -mint64
7509 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7512 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7514 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7516 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7517 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7518 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7519 (cached_regno): Initialize to INVALID_REGNUM.
7520 (cse_reg_info_table_size,
7521 cse_reg_info_table_first_uninitialized,
7522 cse_reg_info_timestamp): New.
7523 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7525 (init_cse_reg_info, get_cse_reg_info_1): New.
7526 (get_cse_reg_info): Cache the last look-up.
7527 (new_basic_block): Update the code to clear mappings from
7528 registers to cse_reg_info entries.
7529 (cse_main): Call init_cse_reg_info.
7531 * cse.c (get_cse_reg_info): Update a comment.
7533 2005-01-31 Steven Bosscher <stevenb@suse.de>
7536 * c-decl.c (start_decl): Do not warn about arrays of elements with
7537 an incomplete type here.
7538 (grokdeclarator): Do it here by making a pedwarn an error.
7539 * c-typeck.c (push_init_level): If there were previous errors with
7540 the constructor type, do not warn about braces for initializers.
7541 (process_init_element): Likewise for excess initializer elements.
7543 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7545 * cse.c (delete_trivially_dead_insn): Don't iterate.
7547 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7549 * config/rs6000/rs6000.md (copysignsf3): New expand.
7550 (copysigndf3): Likewise.
7552 2005-01-31 Steven Bosscher <stevenb@suse.de>
7554 * recog.c (constrain_operands): Only look for earlyclobber operand
7555 conflicts if an '&' constraint was seen.
7557 2005-01-31 Marc Espie <espie@openbsd.org>
7559 * config.gcc: Don't include embedded systems fragment, switches default
7560 debugging format to ELF.
7561 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7562 longer pick it up there.
7564 2005-01-31 Dale Johannesen <dalej@apple.com>
7566 * doc/extend.texi (nested functions): Fix linkage description.
7567 Clarify that static is not allowed.
7569 2005-01-31 Dale Johannesen <dalej@apple.com>
7571 * config/rs6000/darwin.md (movsf_low_di): Make work.
7572 (movdf_low_di): Make work.
7574 2005-01-31 Dale Johannesen <dalej@apple.com>
7576 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7577 Make work for 64 bit.
7579 2005-01-31 Roger Sayle <roger@eyesopen.com>
7580 Dale Johannesen <dalej@apple.com>
7583 * fold-const.c (fold_binary_op_with_conditional_arg):
7584 Make types match original operands, before STRIP_NOPS.
7586 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7588 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7589 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7590 (struct gcc_sigcontext): Delete. Merge contents to..
7591 (struct gcc_ucontext): ..here.
7592 (get_sigcontext): Delete.
7593 (get_regs): New function, like get_sigcontext but return regs ptr.
7594 64-bit version finds regs from r1 to support vdso.
7595 (ppc_linux_aux_vector): New function.
7596 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7599 2005-01-31 Ira Rosen <irar@il.ibm.com>
7601 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7603 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7604 redundant fold. Fix misalignment for MINUS_EXPR.
7605 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7606 (vect_analyze_pointer_ref_access): Likewise.
7607 (vect_get_memtag_and_dr): Likewise.
7609 2005-01-31 Richard Henderson <rth@redhat.com>
7611 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7612 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7613 absnegdf2_i387, absnegxf2_i387): Likewise.
7615 2005-01-31 Richard Henderson <rth@redhat.com>
7618 * optabs.c (expand_copysign_absneg): New.
7619 (expand_copysign_bit): Split out from ...
7620 (expand_copysign): ... here. Use expand_copysign_absneg.
7622 2005-01-30 Roger Sayle <roger@eyesopen.com>
7625 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7626 constant as the second operand and a register as the third.
7628 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7631 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7632 that dllimport'd functions do not use all call-clobbered registers
7635 2005-01-30 Richard Henderson <rth@redhat.com>
7638 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7639 expand_abs_nojump and generalize. Use operand_subword and
7640 emit_no_conflict_block. Support large modes.
7641 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7643 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7644 negation to subtraction.
7645 (expand_copysign): Check that the format has signed zeros.
7646 Use operand_subword and emit_no_conflict_block. Support large modes.
7648 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7650 Fix PR tree-optimization/19624
7652 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7653 * tree-ssa-pre.c: Add cfgloop.h.
7655 (pre_stats): New member, constified.
7656 (inserted_exprs): New static variable.
7657 (NECESSARY): New macro.
7658 (create_expression_by_pieces): Fold the expression, and
7659 mark it as defaulting to not necessary. Also put in
7661 (fully_constant_expression): New function.
7662 (insert_into_preds_of_block): Modify to not insert phis when we
7663 are playing with induction variables.
7664 Push phis onto the inserted_exprs vector, and mark them as not
7665 necessary by default.
7666 (insert_aux): Call fully_constant_expression on eprime.
7667 If all edges produce the same value, mark it constant.
7668 (mark_operand_necessary): New function.
7669 (remove_dead_inserted_code): New function.
7670 (init_pre): Init loop optimizer to get loop info.
7671 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7672 (execute_pre): Commit edge inserts, then remove dead code.
7674 2005-01-30 Richard Henderson <rth@redhat.com>
7676 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7677 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7679 2005-01-30 Richard Henderson <rth@redhat.com>
7682 * config/i386/i386.c (ix86_expand_copysign): New.
7683 (ix86_split_copysign_const): New.
7684 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7685 rearrange op1/nmask operands.
7686 * config/i386/i386-protos.h: Update.
7687 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7688 (copysigndf3): Likewise.
7689 (copysignsf3_const, copysigndf3_const): New.
7690 (copysignsf3_var): Rename from copysignsf3, split out splitter
7691 and fix split predicate for X constraint.
7692 (copysigndf3_var): Similarly.
7694 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7696 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7697 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7698 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7700 2005-01-29 Richard Henderson <rth@redhat.com>
7703 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7704 of # and * in constraints.
7706 2005-01-29 Richard Henderson <rth@redhat.com>
7709 * expr.c (store_field): Don't strip sub-mode cast when the input
7710 data is even smaller.
7712 2005-01-29 Richard Henderson <rth@redhat.com>
7715 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7718 2005-01-29 Richard Henderson <rth@redhat.com>
7720 * combine.c (make_field_assignment): Fix argument order
7723 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7725 PR tree-optimization/15791
7726 * fold-const.c (extract_array_ref): New function.
7727 (fold): Fold comparisons between &a[i] and &a[j] or
7728 semantically equivalent trees.
7730 2005-01-29 Jeff Law <law@redhat.com>
7732 * gcse.c (insert_expr_in_table): Revamp handling of available
7733 and anticipatable occurrence lists to avoid unnecessary list
7735 (insert_set_in_table): Similarly.
7737 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7739 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7741 (c_build_qualified_type): Build qualified array types with
7742 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7743 * c-decl.c (c_make_fname_decl): Build unqualified array type
7744 before qualified type.
7745 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7746 type is qualified, not just if type itself is. Don't apply
7747 qualifiers to array type when declarator is processed. Apply
7748 qualifiers to field type whether or not it is an array type.
7749 Don't handle array types specially for applying qualifiers to
7751 * c-typeck.c (composite_type): Build unqualified element type and
7752 array type when forming composite of array types.
7753 (common_pointer_type, comptypes, comp_target_types,
7754 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7755 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7757 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7758 (args2) in variables a1 and a2.
7760 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7762 * cse.c (n_elements_made, max_elements_made): Remove.
7763 (insert): Don't touch n_elements_made.
7764 (cse_main): Don't touch n_elements_made or max_elements_made.
7766 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7769 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7770 configuration part of dp-bit.c to be lost.
7772 2005-01-28 Roger Sayle <roger@eyesopen.com>
7774 * expmed.c (expand_mult_highpart_optab): When attempting to use
7775 a non-widening multiplication in a wider mode, the operands need
7776 to be converted (zero or sign extended) to that mode.
7778 2005-01-28 Ian Lance Taylor <ian@airs.com>
7782 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7783 through if both operands fall through.
7785 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7787 * cse.c (fold_rtx) <PC>: Don't optimize.
7789 2005-01-28 Jeff Law <law@redhat.com>
7791 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7792 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7794 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7796 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7797 cse_reg_info_used_list_end): Remove.
7798 (cse_reg_info_list, cse_reg_info_list_free): New.
7799 (get_cse_reg_info): When allocating an instance of
7800 cse_reg_info, add it to the beginning of the cse_reg_info_list
7801 list. Remove code to maintain cse_reg_info_used_list.
7802 (new_basic_block): Reset the free list to the beginning of
7805 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7807 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7808 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7809 (frv_expand_mdpackh_builtin): New function.
7810 (frv_expand_builtin): Use it to expand __MDPACKH.
7811 * doc/extend.texi (__MDPACKH): Update documentation.
7813 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7815 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7816 SSE_FLOAT_MODE_P for use_sse computation.
7818 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7821 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7823 2005-01-27 Richard Henderson <rth@redhat.com>
7825 * builtins.c (expand_builtin_copysign): New.
7826 (expand_builtin): Call it.
7827 * genopinit.c (optabs): Add copysign_optab.
7828 * optabs.c (init_optabs): Initialize it.
7829 (expand_copysign): New.
7830 * optabs.h (OTI_copysign, copysign_optab): New.
7831 (expand_copysign): Declare.
7833 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7834 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7836 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7837 (ix86_expand_fp_absneg_operator): ... here.
7838 (ix86_split_copysign): New.
7839 * config/i386/i386-protos.h: Update.
7840 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7841 (copysignsf3, copysigndf3): New.
7843 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7844 (copysignsf3, ncopysignsf3): New.
7845 (copysigndf3, ncopysigndf3): New.
7846 (copysignxf3, ncopysignxf3): New.
7847 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7849 2005-01-27 Arend Bayer <arend.bayer@web.de>
7850 Kazu Hirata <kazu@cs.umass.edu>
7852 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7853 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7854 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7857 2005-01-27 Jeff Law <law@redhat.com>
7859 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7860 definitions of SSA_NAMEs which are not being rewritten.
7861 (rewrite_ssa_into_ssa): Only initialize the current definition
7862 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7863 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7864 SSA_NAMEs before returning.
7866 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7868 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7869 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7870 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7871 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7872 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7874 2005-01-27 Steven Bosscher <stevenb@suse.de>
7877 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7878 higher to -O2 and higher. Likewise for tree PRE.
7879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7882 2005-01-27 Ian Lance Taylor <ian@airs.com>
7885 * gimple-low.c (try_catch_may_fallthru): New static function.
7886 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7887 * tree-inline.c (expand_call_inline): Don't warn about reaching
7888 the end of a non-void function being inlined if the function uses
7891 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7893 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7896 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7897 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7898 (implicitly_declare): Handle error_mark_node.
7900 2005-01-27 Richard Henderson <rth@redhat.com>
7903 * tree.h (struct tree_decl): Add debug_expr_is_from.
7904 (DECL_DEBUG_EXPR_IS_FROM): New.
7905 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7906 * dwarf2out.c (dwarf2out_var_location): Update to match.
7907 * tree-outof-ssa.c (create_temp): Likewise.
7908 * var-tracking.c (track_expr_p): Likewise.
7909 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7910 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7911 * toplev.c (default_tree_printer): Likewise.
7913 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7915 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7916 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7918 2005-01-27 Steven Bosscher <stevenb@suse.de>
7920 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7921 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7922 ASM_CLOBBERS): Add tree checks.
7924 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7925 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7926 * c-common.def (SWITCH_STMT): Update to match.
7927 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7928 macros instead of SWITCH_EXPR ones.
7929 * c-dump.c (c_dump_tree): Likewise.
7930 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7931 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7933 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7935 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7937 * unwind-dw2.c (execute_stack_op): Add missing cases for
7938 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7940 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7942 * config.gcc (Obsolete configurations): Remove 'dummy', add
7943 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7946 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7948 PR tree-optimization/19633
7949 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7951 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7952 are no call-clobbered variables.
7953 * tree-outof-ssa.c (check_replaceable): Return false for calls
7956 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7958 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7959 even for variables with NULL DECL_INITIAL.
7961 2005-01-26 Stuart Hastings <stuart@apple.com>
7963 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7965 2005-01-26 Richard Henderson <rth@redhat.com>
7968 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7970 * expr.c (store_field): Strip conversions to odd-bit-sized types
7971 if the destination field width matches.
7973 2005-01-26 Richard Henderson <rth@redhat.com>
7975 * c-decl.c, expmed.c, expr.c: Revert last change.
7977 2005-01-26 Richard Henderson <rth@redhat.com>
7980 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7982 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7983 if we don't need the bits above those present in the current mode.
7984 * expr.c (store_field): Strip conversions to odd-bit-sized types
7985 if the destination field width matches.
7987 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7989 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7990 either -ffast-math or -funsafe-math-optimizations is in use.
7992 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7996 * config/avr/avr.c (notice_update_cc): Only set condition code for
7997 ashrqi3 if shift count > 0.
7998 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7999 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8000 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8001 count <= 0 as a no-op, and shift count >= width by copying zero
8002 or sign bit to all bits of the result.
8003 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8004 count, with attribute "length" set to 0 and "cc" set to "none".
8006 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8008 * doc/invoke.texi: Document -mTLS.
8010 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8011 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8012 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8013 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8014 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8015 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8016 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8017 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8019 * configure.ac: Check for a TLS capable gas.
8021 * configure: Regenerate.
8023 2005-01-26 Richard Henderson <rth@redhat.com>
8026 * combine.c (make_field_assignment): Simplify store to zero_extract
8027 from a source with an overlapping mask.
8029 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8031 2004-11-11 Eric Christopher <echristo@redhat.com>
8033 * config/frv/frv.md: Add fr400_integer automaton. Don't
8034 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8037 2005-01-26 Steven Bosscher <stevenb@suse.de>
8040 * cfgbuild.c (make_edges): Do not clear or set
8041 current_function_has_computed_jump.
8042 * function.h (struct function): Remove the has_computed_jump field.
8043 (current_function_has_computed_jump): Do not define.
8044 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8045 in a computed jump. Ignore current_function_has_computed_jump.
8047 2005-01-26 Richard Henderson <rth@redhat.com>
8050 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8051 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8053 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8054 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8055 objects into static storage if they have more than one non-zero value.
8056 * tree.h (categorize_ctor_elements): Update decl.
8058 2005-01-26 Steven Bosscher <stevenb@suse.de>
8061 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8062 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8063 to this function from 2004-07-10.
8064 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8065 the current function for tail call optimizations if the address
8066 of one of it its arguments is taken.
8068 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8070 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8072 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8074 * function.c (expand_function_end): If current_function_calls_alloca,
8075 emit stack restore in a place that is reached when the function falls
8078 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8080 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8081 rule to avoid matching inappropriate suffix rule.
8083 2005-01-26 Jan Hubicka <jh@suse.cz>
8085 PR tree-optimization/19241
8086 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8088 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8090 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8091 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8093 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8094 <sim*>: Always use crt1.o, regardless of N in simN.
8095 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8096 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8097 (CRT_CALL_STATIC_FUNCTION): Remove.
8098 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8099 use crt1.o, regardless of N in simN.
8100 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8101 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8102 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8103 case isystem setting.
8104 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8106 2005-01-25 Ian Lance Taylor <ian@airs.com>
8108 * gimple-low.c (block_may_fallthru): Correct handling of
8109 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8111 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8113 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8114 handlers to match indentation; nested under the mtune=* handler.
8115 Similar for mcpu= and march=.
8117 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8119 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8120 * config/mips/linux64.h (LIB_SPEC): Likewise.
8121 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8122 * config/sh/linux.h (LIB_SPEC): Likewise.
8124 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8126 * config/frv/frv.c (frv_legitimize_tls_address): New.
8127 (TARGET_HAVE_TLS): Define.
8128 (FRV_SYMBOL_REF_TLS_P): Define.
8129 (frv_override_options): Handle new register classes.
8130 (frv_legitimate_address_p): Reject tls addresses.
8131 (frv_legitimize_address): Handle TLS addresses.
8132 (gen_inlined_tls_plt): New.
8134 (frv_legitimize_tls_address): New.
8135 (unspec_got_name): Add TLS entries.
8136 (got12_operand): Add R_FRV_TLSMOFF12 case.
8137 (frv_emit_move): Fixup TLS addresses.
8138 (frv_emit_movsi): Legitimize TLS addresses.
8140 * config/frv/frv.h (MASK_BIG_TLS): New.
8141 (TARGET_BIG_TLS): New.
8142 (HAVE_AS_TLS): Define.
8143 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8144 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8145 (REG_CLASS_NAMES): Same.
8146 (REG_CLASS_CONTENTS): Same.
8147 (CONSTRAINT_LEN): New.
8148 (REG_CLASS_FROM_CONSTRAINT): New.
8149 (PREDICATE_CODES): Add symbolic_operand.
8151 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8152 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8153 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8154 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8155 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8156 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8157 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8158 GR9_REG, GR14_REG, LRREG.
8159 (type): Add load_or_call attribute.
8160 ("load_or_call"): New reservation.
8161 ("call_gettlsoff"): New.
8162 ("tls_indirect_call"): New.
8163 ("tls_load_gottlsoff12"): New.
8164 ("tlsoff_hilo"): New.
8165 ("tls_tlsdesc_ldd"): New.
8166 ("tls_tlsoff_ld"): New.
8169 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8171 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8173 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8174 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8175 * config/frv/frv.c (TLS_BIAS): Define.
8176 (frv_output_dwarf_dtprel): New.
8178 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8180 PR rtl-optimization/19579
8181 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8182 both A and B, see if they don't clobber registers the other expr uses.
8184 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8186 * real.c (do_add): Initialize signalling and canonical members.
8188 * real.c (real_from_integer): Zero out destination.
8190 2005-01-18 Jan Hubicka <jh@suse.cz>
8192 PR tree-optimize/19337
8193 * tree-inline.c (initialize_inlined_parameters): Copy
8194 saved_static_chain_decl only.
8196 2005-01-25 Richard Henderson <rth@redhat.com>
8200 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8201 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8202 80387 enabled, to return a proper subclass. Return the subset that
8203 overlaps with GENERAL_REGS for PLUS.
8204 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8206 2005-01-25 Richard Henderson <rth@redhat.com>
8209 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8211 2005-01-25 Roger Sayle <roger@eyesopen.com>
8213 * expmed.c (choose_multiplier): Change interface to return the
8214 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8215 (expand_divmod): Update calls to choose_multiplier.
8217 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8220 * expmed.c (extract_bit_field): Use adjust_address instead of
8221 gen_lowpart when op0 is a MEM.
8223 2005-01-24 Steven Bosscher <stevenb@suse.de>
8225 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8227 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8229 * config/mips/irix-csr.c: New file.
8230 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8231 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8232 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8235 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8238 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8239 sparc/elf.h, add sparc/sp-elf.h.
8240 (sparc-*-rtems*): Likewise.
8241 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8242 tm-dwarf2.h, add sparc/sp-elf.h.
8243 (sparc86x-*-elf): Likewise.
8244 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8245 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8246 TARGET_OS_CPP_BUILTINS.
8247 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8248 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8250 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8251 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8252 (SWITCH_TAKES_ARG): Likewise.
8253 (LOCAL_LABEL_PREFIX): Likewise.
8254 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8255 (TARGET_N_FORMAT_TYPES): Delete.
8256 (TARGET_FORMAT_TYPES): Likewise.
8257 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8258 * config/sparc/elf.h: Delete.
8259 * config/sparc/sp-elf.h: New file.
8261 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8263 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8264 * tree-flow.h: Remove the corresponding prototype.
8265 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8266 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8268 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8271 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8272 for AIX ABI or ELF -fPIC.
8273 (rs6000_emit_load_toc_table): Don't create toc_section here.
8274 (rs6000_xcoff_file_start): Nor here.
8276 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8278 * sh.c (ra.h): Don't #include.
8279 (hard_regs_intersect_p): New function, resurrected from ra.c.
8281 * sh.c: Fix 1996 Copyright.
8283 2005-01-24 Richard Henderson <rth@redhat.com>
8284 Aldy Hernandez <aldyh@redhat.com>
8286 * regrename.c (note_sets): Handle subregs.
8288 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8291 * genconditions.c (write_header, write_conditions): Elide file if
8294 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8296 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8297 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8300 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8302 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8303 expand_builtin_printf, expand_builtin_fprintf,
8304 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8305 checking against POINTER_TYPE.
8306 (validate_arglist): Handle POINTER_TYPE code by checking
8309 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8311 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8313 (for_each_rtx): Call for_each_rtx_1.
8314 * rtl.h (init_rtlanal): Declare.
8315 * toplev.c (backend_init): Call init_rtlanal.
8317 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8319 * flow.c (propagate_one_insn): Formatting.
8322 * flow.c (libcall_dead_p): Be more conservative if unsure.
8323 If there are any instructions between insn and call, see if they are
8324 all dead before saying the libcall is dead.
8326 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8328 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8329 operand constraint for operand 0.
8331 2005-01-23 Richard Henderson <rth@redhat.com>
8334 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8335 edges leading to join block.
8337 2005-01-23 Roger Sayle <roger@eyesopen.com>
8339 * expmed.c (expand_mult_highpart): Make static. Change type of
8340 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8341 (expand_divmod): Updates calls to expand_mult_highpart by using
8342 gen_int_mode to pass a CONST_INT rtx.
8343 * rtl.h (expand_mult_highpart): Remove prototype.
8345 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8347 * flow.c (regset_bytes, regset_size): Remove.
8349 * cfganal.c: Fix a reference to Harvey's paper.
8351 2005-01-23 Steven Bosscher <stevenb@suse.de>
8353 PR rtl-optimization/19464
8354 * tree-optimize.c (init_tree_optimization_passes): Add one more
8355 copyrename pass just before out-of-ssa.
8357 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8360 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8361 * ggc-none.c (ggc_free): Define.
8363 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8365 * cse.c (max_reg, max_insn_uid): Remove.
8366 (cse_main): Don't access max_reg or max_insn_uid.
8368 * c-common.c (explicit_flag_signed_bitfields,
8369 lang_statement_code_p, lang_expand_function_end): Remove.
8370 * c-common.h: Remove the corresponding declarations.
8371 * c-opts.c (c_common_handle_option): Remove all write access
8372 to explicit_flag_signed_bitfields.
8374 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8375 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8376 * cgraph.h: Remove the corresponding declaration.
8378 * gcse.c (null_pointer_info): Remove.
8380 2005-01-23 Roger Sayle <roger@eyesopen.com>
8381 Eric Botcazou <ebotcazou@libertysurf.fr>
8383 * combine.c (simplify_logical): Only simplify logical expressions
8384 of the form ior(and(x,y),z) by the inverse distributive law if the
8385 result is cheaper than the original.
8387 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8389 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8390 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8391 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8392 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8393 config/freebsd-spec.h, config/arm/arm.h,
8394 config/h8300/h8300.md, config/i386/i386.md,
8395 config/i386/predicates.md, config/i386/sse.md,
8396 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8397 config/vax/vax.md: Fix comment typos. Follow spelling
8400 2005-01-23 Steven Bosscher <stevenb@suse.de>
8402 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8403 tests, instead of `less than'.
8405 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8407 * function.c (assign_parm_setup_block): When creating a new stack slot
8408 for a parameter, get its alignment from the parameter's DECL_ALIGN
8409 rather than the type's TYPE_ALIGN. Make sure that the parameter
8410 is at least word aligned.
8412 2005-01-22 Roger Sayle <roger@eyesopen.com>
8415 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8417 2005-01-22 Richard Henderson <rth@redhat.com>
8420 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8421 in both compare operands.
8422 (movdfcc_1_sse_max): Likewise.
8423 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8424 (movdfcc_1_sse): Likewise.
8425 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8426 scratch register as needed.
8428 2005-01-22 Richard Henderson <rth@redhat.com>
8430 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8432 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8434 2005-01-22 Richard Henderson <rth@redhat.com>
8436 * genopinit.c (optabs): Use smin/smax for floating point too.
8437 * doc/md.texi: Update to match. Clarify that floating point
8438 results are undefined for +0/-0 and NaN.
8439 * doc/rtl.texi: Likewise.
8440 * rtl.def (SMIN, SMAX): Likewise
8441 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8443 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8444 leading 's' to the name.
8445 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8446 smaxxf3, sminxf3): Likewise.
8447 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8450 2005-01-22 Paul Brook <paul@codesourcery.com>
8452 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8454 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8456 * config/s390/s390.c (struct processor_costs): New fields
8457 dlgr, dlr, dr, dsgfr, dsgr.
8458 (z900_cost, z990_cost): Values for new fields.
8459 (s390_rtx_costs): New cases MEM und COMPARE in switch
8460 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8461 DIV, MOD, UDIV, UMOD.
8463 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8465 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8466 into the register being decremented.
8467 ("doloop_si31", "doloop_di"): Likewise.
8468 ("*doloop_si_long"): Adapt pattern.
8470 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8472 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8474 (CLASS_MAX_NREGS): Likewise.
8476 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8478 * doc/tree-ssa.texi (Statement Operands): Add example for new
8479 must-def macro. Note deprecation of old operands interface.
8481 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8483 PR tree-optimization/19484
8484 * tree-cfg.c (remove_fallthru_edge): New function.
8485 (cleanup_control_flow): Remove fallthru edges from calls that are
8486 now known not to return.
8488 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8490 Fix PR tree-optimization/19038
8491 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8492 copies with loop variant ones.
8494 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8496 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8497 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8498 config/alpha/alpha.md, config/alpha/predicates.md,
8499 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8500 config/sparc/sol2.h: Update copyright.
8502 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8503 first label to see if it is a nonlocal label.
8505 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8506 Andrew Pinski <pinskia@physics.uc.edu>
8509 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8510 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8512 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8514 * config/rs6000/rtems.h: Update copyright.
8516 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8519 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8520 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8521 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8523 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8526 * c-typeck.c (convert_arguments): Check for error_mark_node.
8528 2005-01-21 Ian Lance Taylor <ian@airs.com>
8530 PR tree-optimization/13000
8531 * tree-inline.c: Include "tree-flow.h".
8532 (expand_call_inline): If warn_return_type, warn if non-void inline
8533 function falls through.
8534 * tree-cfg.c (execute_warn_function_return): Don't warn about
8535 control reaching end if TREE_NO_WARNING is set. Set
8537 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8539 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8540 branch if we don't need one.
8541 * c-typeck.c: Include "tree-flow.h"
8542 (c_finish_bc_stmt): Don't add a goto if the current statement
8543 list doesn't fall through to the current point.
8545 2005-01-21 Roger Sayle <roger@eyesopen.com>
8547 PR rtl-optimization/576
8548 * real.c (real_arithmetic): Change return type from void to bool
8549 to return an indication that the result may be inexact.
8550 * real.h (real_arithmeric): Update prototype.
8551 * fold-const.c (const_binop): Don't constant fold floating
8552 point expressions when the user specifies -frounding-math and
8553 the result may depend upon the run-time rounding mode.
8554 (fold_convert_const_real_from_real): Clean-up.
8555 (fold_initializer): Ignore flag_rounding_math for initializers.
8556 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8557 constant fold FP operations with flag_rounding_math if the
8558 result may depend upon the run-time rounding mode.
8560 2005-01-21 Tom Tromey <tromey@redhat.com>
8562 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8564 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8566 * tree-cfg.c: Fix comment typos.
8568 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8570 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8571 around the call to rest_of_handle_branch_target_load_optimize.
8573 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8575 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8576 (sparc64-*-openbsd*): Likewise.
8577 (sparclite-*-elf*): Include tm-dwarf2.h.
8578 (sparc86x-*-elf*): Likewise.
8579 (sparc64-*-elf*): Likewise.
8580 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8581 (DBX_DEBUGGING_INFO): Likewise.
8582 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8583 (PREFERRED_DEBUGGING_TYPE): Likewise.
8584 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8585 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8586 (PREFERRED_DEBUGGING_TYPE): Likewise.
8587 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8588 (PREFERRED_DEBUGGING_TYPE): Likewise.
8589 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8591 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8594 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8596 2005-01-20 Paul Brook <paul@codesourcery.com>
8598 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8600 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8602 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8603 label is first in a sequence of labels.
8605 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8607 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8608 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8610 * doc/sourcebuild.texi (Test Directives): New.
8612 2005-01-20 Roger Sayle <roger@eyesopen.com>
8614 * real.c (real_floor): Don't leave the result uninitialized when
8615 mode is VOIDMode, but return the unrounded intermediate value.
8616 (real_ceil): Likewise.
8618 2005-01-20 Paul Brook <paul@codesourcery.com>
8620 * config/arm/arm.md (insv): Use gen_int_mode.
8622 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8624 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8625 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8626 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8627 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8628 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8630 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8633 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8634 fbreg, so we have to assume we can't.
8635 (loc_descriptor_from_tree_1): Ditto.
8636 (containing_function_has_frame_base): New function.
8637 (add_location_or_const_value_attribute): Use it.
8638 Also try to generate a frame_base from a single element location
8641 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8643 PR tree-optimization/15349
8644 * timevar.def (TV_TREE_MERGE_PHI): New.
8645 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8647 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8648 calls to tree_forwarder_block_p.
8649 (remove_forwarder_block_with_phi, merge_phi_nodes,
8650 gate_merge_phi, pass_merge_phi): New.
8651 * tree-optimize.c (init_tree_optimization_passes): Add
8653 * tree-pass.h: Add an extern for pass_merge_phi;
8655 2005-01-20 Richard Henderson <rth@redhat.com>
8658 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8659 (_mm_castps_pd, _mm_castps_si128): New.
8660 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8662 2005-01-20 Richard Henderson <rth@redhat.com>
8665 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8666 __builtin_ia32_vec_init_v2si.
8667 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8668 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8669 (ix86_init_mmx_sse_builtins): Create it.
8670 (ix86_expand_builtin): Expand it.
8671 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8672 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8673 (vec_extractv2si_0, vec_extractv2si_1): New.
8675 2005-01-20 Richard Henderson <rth@redhat.com>
8678 * config/i386/i386.c (ix86_expand_push): New.
8679 * config/i386/mmx.md (push<MMXMODE>1): New.
8680 * config/i386/sse.md (push<SSEMODE>1): New.
8681 * config/i386/i386-protos.h: Update.
8683 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8685 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8688 2005-01-20 Richard Henderson <rth@redhat.com>
8690 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8691 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8693 2005-01-19 Richard Henderson <rth@redhat.com>
8696 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8697 to V4SFmode in SSE1 fallback load path.
8699 2005-01-19 Richard Henderson <rth@redhat.com>
8701 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8702 in QImode expansion to ix86_expand_vector_set.
8703 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8705 2005-01-19 Richard Henderson <rth@redhat.com>
8708 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8709 subclass of the input class.
8710 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8711 Always true for cross-SSE1 classes. Rationalize conditionals.
8712 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8713 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8714 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8715 (movdi_2): Add MMX/SSE zeros.
8716 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8717 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8718 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8719 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8720 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8721 (zero_extendsidi2_rex64_1): Remove.
8722 (MOV0 peephole): Check GENERAL_REG_P.
8724 2005-01-19 Richard Henderson <rth@redhat.com>
8727 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8729 (ix86_expand_vector_extract): Likewise.
8731 2005-01-19 Richard Henderson <rth@redhat.com>
8734 * expr.c (emit_move_change_mode): New argument force; use
8735 simplify_gen_subreg if true.
8736 (emit_move_via_alt_mode): Merge into ...
8737 (emit_move_via_integer): ... here.
8738 (emit_move_ccmode): Use emit_move_change_mode directly.
8740 2005-01-19 Richard Henderson <rth@redhat.com>
8743 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8744 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8745 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8747 (alpha_emit_set_const): Likewise. Make static.
8748 (alpha_emit_set_long_const): Make static.
8749 (alpha_extract_integer): Split out from alpha_expand_mov.
8750 (alpha_split_const_mov): Likewise.
8751 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8752 (alpha_legitimate_constant_p): New.
8753 * config/alpha/alpha-protos.h: Update.
8754 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8755 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8756 * config/alpha/alpha.md (movsi): Add n alternative.
8757 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8758 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8759 (splitters for all of the above): Use alpha_split_const_mov.
8760 * config/alpha/predicates.md (non_add_const_operand): New.
8761 (non_zero_const_operand): New.
8762 (input_operand): Use alpha_legitimate_constant_p after reload.
8764 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8766 PR tree-optimization/19038
8767 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8768 (add_candidate): Add ivs with increment in latch only if
8769 allow_ip_end_pos_p is true.
8770 (determine_iv_cost): Use empty_block_p.
8772 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8774 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8775 (compute_dominance_frontiers): Ditto.
8777 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8780 * config/sh/t-rtems: New.
8781 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8783 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8785 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8786 the offset of the selected field.
8788 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8790 * tree-cfg.c (remove_forwarder_block): Fix the check to
8791 prevent a nonlocal label from appearing in the middle of a
8794 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8796 PR rtl-optimization/19462
8797 * reorg.c (find_end_label): Create return insn only if
8798 current_function_epilogue_delay_list is empty.
8800 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8802 * doc/passes.texi: Remove paragraph mentioning new-ra.
8804 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8806 PR rtl-optimization/15139
8807 * combine.c: Include params.h.
8808 (count_rtxs): New function.
8809 (record_value_for_reg): If replace_rtx would replace at least
8810 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8811 (clobber (const_int 0)) instead of TEM.
8812 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8813 * params.h (MAX_LAST_VALUE_RTL): New.
8814 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8815 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8818 * c-typeck.c (digest_init): Only call build_vector if all constructor
8819 elements are *_CST nodes.
8820 * gimplify.c (gimplify_init_constructor): Likewise.
8823 * c-typeck.c (digest_init): Only call build_vector if inside_init
8826 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8828 * toplev.c (init_asm_output): Remove dead #ifdef.
8830 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8832 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8834 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8836 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8837 accessing DECL_FUNCTION_CODE.
8838 * dojump.c (do_jump): Likewise.
8839 * gimplify.c (gimplify_call_expr): Likewise.
8840 * predict.c (expr_expected_value): Likewise.
8841 (strip_builtin_expect): Likewise.
8842 * tree-inline.c (estimate_num_insns_1): Likewise.
8843 * tree-ssa-loop-im.c (stmt_cost): Likewise
8844 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8845 (tree_expr_nonnegative_p): Likewise.
8847 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8849 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8850 variant of the load_pcrel_sym pattern.
8851 * config/sparc/sparc.md (P macro): Move to the top.
8852 (load_pcrel_sym): Macroize using P.
8853 (save_register_window): Likewise.
8855 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8857 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8860 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8863 * c-typeck.c (build_asm_expr): Strip nops off
8864 input memory operands.
8866 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8868 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8869 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8870 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8871 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8873 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8876 * config/i386/i386.c (override_options): If the 80387 is disabled,
8877 then do not return FP values using FP registers.
8879 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8881 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8882 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8883 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8884 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8885 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8886 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8887 output.h, postreload-gcse.c, postreload.c, recog.c,
8888 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8889 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8890 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8891 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8892 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8893 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8894 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8895 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8897 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8898 config/alpha/alpha.c, config/arm/vfp.md,
8899 config/i386/emmintrin.h, config/i386/i386-modes.def,
8900 config/i386/i386-protos.h, config/i386/i386.h,
8901 config/i386/pmmintrin.h, config/i386/ppro.md,
8902 config/i386/predicates.md, config/i386/xmmintrin.h,
8903 config/i860/i860.c, config/ia64/ia64-modes.def,
8904 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8905 config/ia64/ia64.md, config/ia64/itanium1.md,
8906 config/ia64/itanium2.md, config/ia64/predicates.md,
8907 config/iq2000/iq2000.h, config/mips/linux64.h,
8908 config/rs6000/aix41.h, config/rs6000/aix43.h,
8909 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8910 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8911 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8912 config/sparc/linux64.h, config/sparc/litecoff.h,
8913 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8914 config/sparc/sparc.h, config/sparc/sparc.md,
8915 config/sparc/sysv4-only.h: Update copyright.
8917 2005-01-18 Richard Henderson <rth@redhat.com>
8920 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8922 2005-01-18 Marc Espie <espie@openbsd.org>
8923 * config/i386/openbsdelf.h: Typo.
8925 2005-01-18 Richard Henderson <rth@redhat.com>
8927 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8928 special case for sse.
8929 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8931 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8933 * tree-inline.c (estimate_num_insns_1): Added cases for
8934 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8936 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8938 PR rtl-optimization/19296
8939 * combine.c (simplify_comparison): Rewrite the condition under
8940 which a non-paradoxical SUBREG of a PLUS can be lifted when
8941 compared against a constant.
8943 2005-01-18 Andi Kleen <ak@muc.de>
8945 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8946 * c.opt (-Wpointer-sign): Add.
8947 * doc/invoke.texi: (-Wpointer-sign): Add.
8949 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8951 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8952 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8953 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8954 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8955 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8956 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8957 for TARGET_MIX_SSE_I387.
8958 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8959 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8960 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8961 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8962 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8963 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8964 TARGET_MIX_SSE_I387.
8965 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8968 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8971 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8972 Add movaps alternative for xmm reg->reg move.
8974 2005-01-17 Jeff Law <law@redhat.com>
8976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8977 at the end of the main DOM loop rather than just before DOM exits.
8979 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8981 PR tree-optimization/19121
8982 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8983 adding aliases to a name tag, also add them to the pointer's
8985 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8986 sensitive alias info at all. Only check that the two pointers
8987 have compatible pointed-to sets.
8988 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8989 a pointer's type tag is a superset of the alias set of the
8992 2005-01-17 James E Wilson <wilson@specifixinc.com>
8995 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8996 comment to document why.
8998 2005-01-17 Richard Henderson <rth@redhat.com>
9000 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9001 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9002 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9003 sse2_vmsminv2df3_finite): New.
9004 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9005 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9006 Force op1 into register.
9008 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9010 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9011 bubblestrap from always rebuilding build directory.
9013 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9015 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9016 ("*cmpmem_short"): Likewise.
9018 2005-01-17 Steven Bosscher <stevenb@suse.de>
9020 * basic-block.h: Document BB_* flags.
9021 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9022 use an sbitmap instead.
9023 * sched-rgn.c (compute_trg_info): Likewise.
9025 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9027 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9028 redundant target_cpu_default and extra_parts lines. Use the default
9030 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9031 (SUBTARGET_EXTRA_SPECS): Delete.
9032 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9033 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9034 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9035 and "n32" for -mabi=n32.
9037 2005-01-17 Ian Lance Taylor <ian@airs.com>
9040 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9041 fold constant variables into initial values.
9043 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9045 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9047 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9048 through the statements backward.
9050 2005-01-17 Ian Lance Taylor <ian@airs.com>
9052 PR middle-end/13127:
9053 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9054 a variable set to the return value of the inlined function.
9056 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9058 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9059 when modes are tieable.
9061 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9063 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9064 of pthread_create to find out if threads are enabled.
9065 * gthr-posix95.h (__gthread_active_p): Likewise.
9067 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9069 * common.opt (-fnew-ra): Remove.
9071 * toplev.h (flag_new_regalloc): Remove.
9072 * Makefile.in (ra*.*): Don't mention.
9073 * passes.c (rest_of_handle_new_regalloc): Remove.
9074 (rest_of_handle_combine, rest_of_compilation): Always consider
9075 flag_new_regalloc as false.
9076 * doc/invoke.texi: Don't document -fnew-ra.
9078 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9080 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9081 last parameter to reg_scan.
9082 * loop.c (loop_optimize): Likewise.
9083 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9084 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9085 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9086 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9087 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9088 * regclass.c (reg_scan): Likewise, for the declaration.
9089 * rtl.h (reg_scan): Likewise, for the prototype.
9091 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9094 mark_dfs_back_edges.
9096 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9098 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9099 (compute_avail): Uses don't go in tmp_gen.
9101 2005-01-16 Steven Bosscher <stevenb@suse.de>
9103 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9104 loop to look for a free slot in a page entry.
9106 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9109 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9110 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9111 just before targetm.asm_out.file_end.
9112 * tree.h (process_pending_assemble_output_defs): Declare.
9113 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9115 (assemble_alias): Defer generation of assembly code for defines when
9116 TARGET_DEFERRED_OUTPUT_DEFS is true.
9117 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9118 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9119 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9121 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9124 * pa.c (pa_scalar_mode_supported_p): New function.
9125 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9126 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9128 * pa-protos.h (prefetch_operand): Delete.
9129 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9130 * pa.c (prefetch_operand): Delete.
9131 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9132 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9133 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9134 and prefetch_nocc_operand.
9135 * pa.md (prefetch): Rework to avoid reload problems handling short
9136 displacements when a cache control completer needs to be provided.
9137 (prefetch_32, prefetch_64): Delete.
9138 (prefetch_cc, prefetch_nocc): New patterns.
9140 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9142 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9144 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9147 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9148 exceeds maximum alignment for global common data.
9149 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9150 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9152 2004-01-15 Roger Sayle <roger@eyesopen.com>
9154 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9156 2004-01-15 Roger Sayle <roger@eyesopen.com>
9158 * harg-reg-set.h (reg_class_names): Prototype global array.
9159 * regclass.c (reg_class_names): Declare here and initialize to
9161 (dump_regclass): Remove local declaration of reg_class_names.
9162 (regclass): Likewise.
9163 * cfg.c (dump_flow_info): Likewise.
9164 * ra-debug.c (reg_class_names): Likewise.
9165 * regrename.c (reg_class_names): Likewise.
9166 * reload.c (reg_class_names): Likewise.
9167 * reload1.c (spill_failure): Likewise.
9168 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9170 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9172 * config/s390/s390.md ("reload_outti"): Remove predicate for
9173 output operand. Abort if operand is not a MEM.
9174 ("reload_outdi", "reload_outdf"): Likewise.
9176 2005-01-15 Marc Espie <espie@openbsd.org>
9178 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9179 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9180 * config/openbsd.h: Fix C++ includes for native configurations.
9181 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9182 Add trampoline support.
9183 * config/i386/openbsdelf.h: New.
9185 2005-01-15 Marc Espie <espie@openbsd.org>
9187 * collect2.c (main): Explicitly parse -dynamic-linker option.
9189 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9191 PR tree-optimization/19060
9192 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9193 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9194 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9195 and handle extract_range_from_cond returning false.
9196 * fold-const.c (fold): Optimize comparisons with min/max even for
9197 width > HOST_BITS_PER_WIDE_INT.
9199 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9201 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9202 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9203 Remove little endian multilib variants.
9204 Add mips32 multilib variant.
9206 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9208 * explow.c (copy_all_reg, stabilize): Remove.
9209 * expr.h: Remove the corresponding prototypes.
9211 * rtlanal.c (regs_set_between_p): Remove.
9212 * rtl.h: Remove the corresponding prototype.
9214 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9216 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9217 to rs6000_nonimmediate_operand.
9218 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9219 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9220 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9221 rs6000_nonimmediate_operand.
9222 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9223 rs6000_nonimmediate_operand.
9225 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9227 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9229 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9231 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9233 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9234 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9236 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9237 (rs6k_nonimmediate_operand): New.
9238 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9240 (legitimate_lo_sum_address_p): Same.
9241 (rs6000_legitimize_address): Same.
9242 (rs6000_legitimize_reload_address): Same.
9243 (rs6000_legitimate_address): Same.
9244 (spe_build_register_parallel): Pass DF and DC modes in a DI
9247 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9248 to rs6k_nonimmediate_operand.
9250 * config/rs6000/spe.md ("*frob_df_di"): New.
9251 ("*frob_di_df"): New.
9252 ("*frob_di_df_2"): New.
9253 ("*mov_sidf_e500_subreg0"): New.
9254 ("*mov_sidf_e500_subreg4"): New.
9255 ("*movdf_e500_double"): Change predicate to
9256 rs6k_nonimmediate_operand.
9258 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9260 * postreload.c (move2add_note_store): Only call
9261 trunc_int_for_mode on scalar integers.
9263 2005-01-14 Steven Bosscher <stevenb@suse.de>
9265 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9266 replace BB_VISITED uses.
9267 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9268 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9269 (tree_dce_done): Free visited_control_parents.
9270 (perform_tree_ssa_dce): Allocate and clear it.
9271 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9272 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9273 instead of BB_VISITED.
9275 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9277 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9278 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9279 Remove unused prototypes.
9281 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9283 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9284 64-bit register usage.
9285 (spe_func_has_64bit_regs_p): Add FIXME note.
9287 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9289 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9290 flag_finite_math_only with flag_unsafe_math_optimizations.
9292 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9294 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9296 (__tpf_eh_return): Copy TPF private stack area from the module
9297 boundary stack frame. Add check for when module addresses are
9298 equal, but no stub address is found.
9300 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9303 * arm.h (struct machine_function): Add call_via field.
9304 (thumb_call_via_label): Declare.
9305 * arm.c (thumb_call_via_label): New variable.
9306 (thumb_call_reg_needed): New variable.
9307 (arm_output_function_epilogue): For Thumb code, output any per-function
9308 call-indirect trampolines.
9309 (thumb_call_via_reg): New function.
9310 (arm_file_end): New function.
9311 (TARGET_ASM_FILE_END): Call arm_file_end.
9312 (aof_file_end): Likewise.
9313 * arm-protos.h (thumb_call_via_reg): Declare.
9314 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9315 thumb_call_via_reg in normal case.
9317 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9320 PR rtl-optimization/19348
9321 * recog.c (peephole2_optimize): Do global life update if some peephole
9322 decides it doesn't need at least one of its inputs and that change
9323 influences liveness at the start of the basic block.
9325 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9326 arguments instead of 1.
9328 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9331 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9332 zero for nested functions needing a static chain or functions
9333 with a non-constant address.
9335 2005-01-13 Roger Sayle <roger@eyesopen.com>
9337 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9338 (and (sign_extend X) C) into (zero_extend (and X C)).
9340 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9342 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9344 2005-01-13 Richard Henderson <rth@redhat.com>
9349 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9350 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9351 not just TARGET_SSE.
9352 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9353 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9354 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9355 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9356 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9357 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9358 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9359 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9360 (movdicc_c_rex64): Rename with '*'.
9361 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9362 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9363 (movsfcc_1_387): Rename from movsfcc_1.
9364 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9365 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9366 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9367 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9368 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9369 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9370 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9371 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9372 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9373 sse_movdfcc_const0_4): Remove.
9374 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9375 recognize min/max early. Update for changed sse cmove patterns.
9376 (ix86_split_sse_movcc): New.
9377 * config/i386/i386-protos.h: Update.
9379 2005-01-13 Steven Bosscher <stevenb@suse.de>
9381 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9382 (fix_stmt_v_may_defs): Likewise.
9384 2005-01-13 Richard Henderson <rth@redhat.com>
9386 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9387 for converting the mask.
9389 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9391 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9394 2005-01-13 Richard Henderson <rth@redhat.com>
9396 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9397 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9398 IX86_BUILTIN_MOVDQ2Q): Remove.
9399 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9400 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9401 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9403 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9404 (sse2_pextrw): Fix immediate constraint.
9405 (sse2_loadq, sse2_loadq_rex64): Remove.
9406 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9407 Use __builtin_ia32_vec_ext_<size>.
9408 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9410 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9412 * function.c (assign_parm_setup_block): Look inside original
9413 entry_parm when inspecting PARALLEL.
9415 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9416 Joel Sherrill <joel@oarcorp.com>
9419 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9420 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9421 rtems_gxx_recursive_mutex_init.
9422 (__gthread_recursive_mutex_lock): New function.
9423 (__gthread_recursive_mutex_trylock): Likewise.
9424 (__gthread_recursive_mutex_unlock): Likewise.
9426 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9428 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9430 2005-01-13 Jan Beulich <jbeulich@novell.com>
9432 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9433 (ashrti3_internal): Indicate output is early clobber. Generate result
9434 into output rather than first input. Use move for low word of output
9435 if shift count is exactly 64.
9436 (lshrti3_internal): Likewise.
9438 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9442 * reload1.c (delete_output_reload): Don't delete an output reload
9443 if the pseudo lives longer than a single basic block. Adjust and
9444 improve wording of comment.
9446 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9449 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9450 of TYPE_SIZE where we mean the number of bytes.
9452 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9454 * function.c (assign_parm_setup_block): Relax condition on
9455 multi-register optimization.
9457 2005-01-12 Nick Clifton <nickc@redhat.com>
9459 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9460 an "in_delay_slot" attribute of "no" to prevent them being used in
9461 delay slots. This is forbidden because they might generate
9464 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9467 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9470 2005-01-12 Nick Clifton <nickc@redhat.com>
9472 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9473 passed on to GAS) but do not define, as GAS no longer supports or
9474 needs the -m2000 option.
9476 2005-01-11 Roger Sayle <roger@eyesopen.com>
9478 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9479 type as args of unprototyped builtins aren't automatically promoted.
9480 (fold_builtin_abs): Likewise.
9482 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9484 * Makefile.in: Set a `build-warn' variable.
9486 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9488 PR tree-optimization/17949
9489 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9490 (find_interesting_uses_address): Use it.
9492 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9494 * regrename.c (kill_value): Handle subreg's that won't simplify.
9496 2005-01-11 Richard Henderson <rth@redhat.com>
9499 * config/i386/i386.h (enum ix86_builtins): Move ...
9500 * config/i386/i386.c: ... here.
9501 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9502 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9503 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9504 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9505 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9506 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9507 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9508 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9509 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9510 IX86_BUILTIN_LOADDDUP): Remove.
9511 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9512 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9513 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9514 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9515 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9516 (ix86_init_builtins): Make static.
9517 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9518 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9519 if all the modes match. Otherwise, fake it.
9520 (get_element_number, ix86_expand_vec_init_builtin,
9521 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9522 (ix86_expand_builtin): Make static. Update for changed builtins.
9523 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9524 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9525 (ix86_expand_vector_init_duplicate): New.
9526 (ix86_expand_vector_init_low_nonzero): New.
9527 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9528 Split out from ix86_expand_vector_init; handle integer modes.
9529 (ix86_expand_vector_init): Use them.
9530 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9531 * config/i386/i386-protos.h: Update.
9532 * config/i386/predicates.md (reg_or_0_operand): New.
9533 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9534 (movv2sf_internal): Likewise. And a splitter to match them all.
9535 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9536 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9537 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9538 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9539 (mmx_pinsrw): Fix operand ordering.
9540 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9541 rather than sse_loadss expander.
9542 (movv2df splitter): Similarly.
9543 (sse_loadss, sse_loadlss): Remove.
9544 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9545 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9546 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9547 (sse3_movddup): Rename with '*'.
9548 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9549 (sse2_loadsd): Remove.
9550 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9551 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9552 (sse2_pinsrw): Fix argument ordering.
9553 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9554 (sse2_stored): Remove 'r' destination.
9555 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9556 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9557 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9558 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9559 vec_extractv16qi, vec_initv16qi): New.
9561 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9562 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9563 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9565 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9566 (_mm_load_si128, _mm_store_si128): Likewise.
9567 (_mm_load1_pd): Use _mm_set1_pd.
9568 (_mm_load_sd): Use _mm_set_sd.
9569 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9570 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9571 (_mm_set_epi64): Use _mm_set_epi64x.
9572 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9573 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9574 _mm_setr_epi8): Use _mm_set_foo form.
9575 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9576 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9577 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9578 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9579 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9580 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9581 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9582 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9583 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9584 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9585 (_mm_movedup_pd): Use _mm_shuffle_pd.
9586 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9587 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9588 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9589 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9591 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9592 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9593 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9594 (_mm_store_ps): Use raw dereference.
9595 (_mm_store1_ps): Use _mm_storeu_ps.
9596 (_mm_storer_ps): Use _mm_store_ps.
9597 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9598 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9600 2005-01-11 Stan Shebs <shebs@apple.com>
9602 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9603 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9605 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9608 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9609 Skip all DECLs except for FIELD_DECLs.
9611 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9613 * config/s390/s390.c (override_options): Return error if
9614 -mbackchain, -mpacked-stack and -mhard-float are used together.
9615 (s390_va_start): Remove the backchain && packed-stack special case.
9616 (s390_gimplify_va_arg): Likewise.
9617 * doc/invoke.texi: Remove the ABI incompatibility note.
9619 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9621 * config/s390/s390.c (struct s390_frame_layout): Remove
9623 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9624 save_backchain_p with TARGET_BACKCHAIN.
9626 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9629 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9630 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9631 * function.c (locate_and_pad_parm): Set new field.
9632 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9633 Tweak where_pad test to include "none". Always set mem align for
9635 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9636 not sufficient for type.
9637 (assign_parm_setup_block): If stack_parm is zero on entry, always
9638 make a new stack local. Block move old stack parm if necessary
9639 to new aligned stack local.
9640 (assign_parm_setup_stack): Use a block move to handle
9641 potentially misaligned entry_parm.
9642 (assign_parms_unsplit_complex): Specify required alignment when
9643 creating stack local.
9644 * calls.c (compute_argument_addresses): Override alignment of stack
9645 arg calculated from its type with the alignment given by
9646 FUNCTION_ARG_BOUNDARY.
9647 (store_one_arg): Likewise.
9649 2005-01-11 Jan Beulich <jbeulich@novell.com>
9651 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9652 Change respective itanium_class attribute to ialu.
9653 (shladdp4_internal): New.
9654 * config/ia64/predicates.md (shladd_log2_operand): New.
9656 2005-01-11 Richard Henderson <rth@redhat.com>
9658 * expr.c (store_constructor): Use rtvec_alloc instead of
9659 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9661 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9663 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9665 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9667 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9668 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9669 (TARGET_RWRELOC): Define.
9670 (ia64_rwreloc_section_type_flags): Delete.
9671 (ia64_section_type_flags): New function.
9672 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9673 (TARGET_RWRELOC): Define.
9675 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9678 * config/ia64/ia64.c (process_set): For alloc insn, only call
9679 process_epilogue is !frame_pointer_needed.
9681 2005-01-10 Roger Sayle <roger@eyesopen.com>
9684 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9685 unary operator and can't be treated as a binary/comparison operator.
9687 2005-01-10 Richard Henderson <rth@redhat.com>
9689 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9690 (ix86_return_in_memory): Likewise.
9691 (function_arg_advance): Likewise. Mirror structure in function_arg
9692 for choosing register to advance.
9694 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9696 * tree-vectorizer.c, tree.def: Fix comment typos.
9698 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9700 * config/s390/s390.c (struct processor_costs): 4 new fields:
9701 ddbr, ddr, debr, der.
9702 (s390_rtx_costs): More precise handling of divide instructions.
9704 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9706 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9708 2005-01-10 Jan Beulich <jbeulich@novell.com>
9710 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9711 names resulting from -ffunction-sections/-fdata-sections and linkonce
9713 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9714 based on the section name. Rearrange the section name comparison logic
9715 slightly so that each section name is compared against at most once.
9717 2005-01-10 Ben Elliston <bje@au.ibm.com>
9719 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9720 targets for which -fPIC reduces limitations on the GOT size.
9722 2005-01-09 Falk Hueffner <falk@debian.org>
9724 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9727 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9730 * collect2.c (main): Set aixrtl_flag for -brtl option.
9731 (resolve_lib_name): Search for .so file extension before .a
9734 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9736 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9737 (vect_analyze_data_refs_alignment): Add dump prints.
9739 2005-01-09 Ira Rosen <irar@il.ibm.com>
9741 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9742 expr_invariant_in_loop_p.
9743 Initialize outputs first thing in the function.
9744 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9745 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9746 (vect_analyze_pointer_ref_access): Check that the initial condition of
9747 the access function is loop invariant.
9749 2005-01-09 Richard Henderson <rth@redhat.com>
9751 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9752 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9753 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9754 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9755 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9756 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9757 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9758 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9759 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9760 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9761 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9762 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9763 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9764 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9765 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9766 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9767 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9768 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9769 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9770 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9771 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9772 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9773 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9775 (mmx_clrdi, pavgusb): Remove.
9776 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9777 with leading sse_ prefix.
9778 * config/i386/sse.md: Receive them.
9779 * config/i386/mmx.md: New file.
9780 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9781 (subrv2sf3): Turn into expander for normal subtraction.
9782 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9783 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9784 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9785 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9786 commutative; use ix86_binary_operator_ok.
9787 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9788 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9789 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9790 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9791 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9792 Macroize from existing patterns; use ix86_binary_operator_ok.
9793 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9794 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9795 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9796 with vec_select+vec_concat.
9797 (mmx_pshufw, mmx_pshufw_1): Likewise.
9798 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9799 (mmx_uavgv4hi3): Model correctly.
9800 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9801 _mm_xor_si64): Remove casts.
9803 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9805 PR tree-optimization/19224
9806 * tree-scalar-evolution.c (get_instantiated_value,
9807 set_instantiated_value): New functions.
9808 (instantiate_parameters_1): Cache the results.
9809 (instantiate_parameters, resolve_mixers): Initialize and free
9812 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9814 * config/i386/i386.md (addhi_4): Correct reference in comment.
9817 2005-01-08 Richard Henderson <rth@redhat.com>
9819 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9820 (_mm_cvtsi128_si64x): Likewise.
9821 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9822 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9823 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9824 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9825 * config/i386/i386-protos.h: Update.
9826 * config/i386/i386.c (print_operand): Add 'H'.
9827 (ix86_fixup_binary_operands): Split out from ...
9828 (ix86_expand_binary_operator): ... here.
9829 (ix86_fixup_binary_operands_no_copy): New.
9830 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9831 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9832 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9833 (safe_vector_operand): Use CONST0_RTX.
9834 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9835 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9836 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9837 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9839 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9840 (IX86_BUILTIN_CMPNGESS): New.
9841 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9842 (attr type): Add sselog1.
9843 (attr unit, attr memory): Handle it.
9844 (movti, movti_internal, movti_rex64): Move near other integer moves.
9845 (movtf, movtf_internal): Move near other fp moves.
9846 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9847 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9848 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9849 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9850 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9851 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9852 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9853 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9854 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9855 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9856 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9857 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9858 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9859 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9860 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9861 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9862 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9863 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9864 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9865 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9866 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9867 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9868 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9869 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9870 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9871 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9872 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9873 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9874 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9875 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9876 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9877 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9878 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9879 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9880 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9881 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9882 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9883 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9884 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9885 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9886 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9887 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9888 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9889 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9891 (SSEPUSH, push<SSEPUSH>): Remove.
9892 (MMXPUSH, push<MMXPUSH>): Remove.
9893 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9894 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9895 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9896 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9897 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9898 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9899 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9900 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9901 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9902 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9903 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9904 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9905 (ppro_sse_log_V4SF): Handle sselog1.
9906 * config/i386/predicates.md (const_0_to_1_operand): New.
9907 (const_0_to_255_mul_8_operand): New.
9908 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9909 (const_2_to_3_operand, const_4_to_7_operand): New.
9910 * config/i386/sse.md: New file.
9911 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9912 (sse_movups): Rename from sse_movups_1.
9913 (sse_loadlss): Rename from sse_loadss_1.
9914 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9916 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9917 (absv4sf2, negv2df, absv2df): New.
9918 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9919 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9920 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9921 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9922 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9923 (sse3_addsubv4sf3): Model correctly.
9924 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9925 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9926 (sse_movhlps): Model with vec_select+vec_concat.
9927 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9928 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9929 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9930 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9931 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9932 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9933 sse2_pshufhw_1): Likewise.
9934 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9935 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9936 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9937 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9938 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9939 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9940 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9941 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9942 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9943 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9944 sminv8hi3): Mark commutative
9945 operands. Use ix86_binary_operator_ok.
9946 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9947 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9948 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9949 sse2_punpcklqdq): Allow operand2 in memory.
9950 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9951 sse2_movsd): Add memory alternatives.
9952 (sse_storelps): Turn expander into an insn; split after reload.
9953 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9954 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9956 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9958 * configure.ac (DWARF-2 debug_line): Use objdump.
9959 * configure: Regenerate.
9961 2005-01-08 Jeff Law <law@redhat.com>
9962 Diego Novillo <dnovillo@redhat.com>
9964 PR tree-optimization/18241
9965 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9966 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9967 statements with volatile operands.
9968 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9969 operands after marking a statement with has_volatile_ops.
9971 2005-01-08 Roger Sayle <roger@eyesopen.com>
9973 * tree.c (int_fits_type_p): Always honor integer constant
9974 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9976 2005-01-08 Roger Sayle <roger@eyesopen.com>
9978 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9979 the latent bug in rtl_delete_block has been resolved.
9981 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9983 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9984 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9986 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9988 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9989 library as @multilib_dir@/$(SHLIB_SONAME).
9991 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9993 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9994 * configure: Regenerate.
9996 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9998 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10001 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10004 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10005 Convert non-word aligned offset address using ld/std into
10008 2005-01-07 Richard Henderson <rth@redhat.com>
10010 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10012 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10014 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10016 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10018 PR tree-optimization/19283
10019 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10020 is not shorter than the original type.
10022 PR rtl-optimization/19012
10023 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10025 PR rtl-optimization/18861
10026 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10027 (FULL_STATE): Define.
10028 (mark_tablejump_edge): New function.
10029 (purge_dead_tablejump_edges): New function.
10030 (find_bb_boundaries): Use it.
10032 PR tree-optimization/18828
10033 * builtins.c (expand_builtin_next_arg): Remove argument and all
10034 the argument checking.
10035 (expand_builtin): Adjust caller.
10036 (expand_builtin_va_start): Likewise. Remove error for too many
10038 (fold_builtin_next_arg): Issue error for too many arguments.
10039 After checking arguments, replace them with magic arguments that
10040 prevent further checking of the args.
10042 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10044 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10046 2005-01-06 Roger Sayle <roger@eyesopen.com>
10049 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10050 and %{.S:...} (and their negative variants) to test whether the
10051 input file is assembler or pre-processed-assembler independent of
10052 the actual filename extension.
10054 2005-01-06 Roger Sayle <roger@eyesopen.com>
10056 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10057 of sign or zero extended values.
10059 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10061 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10062 for IBM long double format correctly.
10064 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10066 Fix PR tree-optimization/18792
10068 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10069 to first_loop_depth, and use loop depth instead of loop number.
10070 (build_classic_dir_vector): Ditto.
10071 (compute_data_dependences_for_loop): Use depth, not loop number.
10072 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10073 number. Pass in loops, instead of loop numbers.
10074 (gather_interchange_stats): Ditto.
10075 (linear_transform_loops): Ditto.
10077 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10080 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10081 biv_fits_mode_p, extension_within_bounds_p): New functions.
10082 (check_ext_dependent_givs): Use them.
10084 2005-01-06 Roger Sayle <roger@eyesopen.com>
10086 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10087 more than one barrier, in which case we should delete them all.
10089 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10091 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10093 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10095 Fix PR middle-end/19286
10097 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10098 output this subprogram, simply ignore this attempt to do it again.
10099 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10100 origin attribute if it's not possible.
10101 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10102 (decls_for_scope): Ditto.
10103 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10104 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10106 2005-01-05 Richard Henderson <rth@redhat.com>
10109 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10110 (bdesc_2arg): Use it.
10111 (ix86_expand_binop_builtin): Force operands into registers
10113 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10114 ix86_expand_sse_compare, ix86_expand_sse_comi,
10115 ix86_expand_builtin): Likewise.
10117 2005-01-05 Richard Henderson <rth@redhat.com>
10119 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10121 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10122 (mulv4hi3): Set itanium_class mmmul.
10123 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10124 (fpack): Rename from fpack_sfsf.
10126 2005-01-05 Richard Henderson <rth@redhat.com>
10129 * reload1.c (do_input_reload): Restrict the optimization deleteing
10130 a previous output reload to RELOAD_FOR_INPUT.
10132 2005-01-05 Steven Bosscher <stevenb@suse.de>
10134 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10135 comment that we fall through after case.
10136 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10137 (distribute_links): Likewise.
10138 * cse.c (cse_insn): Likewise.
10139 * cselib.c (cselib_invalidate_mem): Likewise.
10140 * df.c: Update comments at the top of the file.
10141 (read_modify_subreg_p): Update comments here too.
10142 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10143 * flow.c (mark_set_1): Likewise.
10144 (mark_used_regs): Likewise.
10145 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10146 (canon_list_insert): Likewise.
10147 (mark_set): Likewise.
10148 (try_replace_reg): Likewise.
10149 (store_killed_in_insn): Likewise.
10150 * loop.c (count_one_set): Likewise.
10151 (basic_induction_var): Likewise.
10152 * postreload-gcse.c (find_mem_conflicts): Likewise.
10153 * postreload.c (reload_combine_note_store): Likewise.
10154 (move2add_note_store): Likewise.
10155 * reload.c (find_equiv_reg): Likewise.
10156 (mark_referenced_resources): Likewise.
10157 * rtlanal.c (set_noop_p): Likewise.
10158 (note_stores): Likewise.
10159 (note_uses): Likewise.
10160 * sched-deps.c (sched_analyze_1): Likewise.
10161 * sched-rgn.c (check_live_1): Likewise.
10162 (update_live_1): Likewise.
10163 * config/i860/i860.c: Likewise.
10165 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10167 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10169 * doc/rtl.texi: Update documentation for bit-fields and SET.
10171 2005-01-05 Roger Sayle <roger@eyesopen.com>
10173 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10175 2005-01-05 Jan Hubicka <jh@suse.cz>
10176 Richard Henderson <rth@redhat.com>
10179 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10182 2005-01-05 Richard Henderson <rth@redhat.com>
10185 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10186 (sse_shufps): Change operand 3 to const_int_operand.
10187 (sse2_storelps): Fix typo in template.
10188 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10189 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10190 (ix86_expand_builtin): Likewise.
10192 2005-01-05 Julian Brown <julian@codesourcery.com>
10194 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10195 as aggregates for AAPCS ABIs.
10197 2005-01-05 Stan Shebs <shebs@apple.com>
10199 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10200 Mach-O getters if ppc64.
10201 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10203 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10204 signed four-byte field for global code case.
10205 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10207 2005-01-05 Roger Sayle <roger@eyesopen.com>
10209 PR middle-end/19100
10210 * c-common.c: Include real.h.
10211 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10212 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10213 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10214 * Makefile.in (c-common.o): Update dependencies.
10216 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10218 * c-parse.in (asm_string): Add trailing semicolon.
10220 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10222 * c-parse.in (asm_string): New. Don't allow wide strings in
10224 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10225 asm_string instead of STRING.
10227 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10229 * c-typeck.c (constructor_no_implicit): Remove.
10230 (set_designator, process_init_element): Don't check
10231 constructor_no_implicit.
10233 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10234 Kaz Kojima <kkojima@gcc.gnu.org>
10237 * lcm.c (create_pre_exit): New.
10238 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10239 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10241 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10243 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10244 -msoft-float in target_float_switch.
10245 * arm.c (arm_override_options): Fix processing of target_float_switch.
10247 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10249 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10252 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10254 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10255 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10257 2005-01-04 Roger Sayle <roger@eyesopen.com>
10259 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10260 if deleting the then-block allows the test-block to fallthru to the
10263 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10266 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10267 after the full declaration if the are in two different TUs.
10269 2005-01-04 Richard Henderson <rth@redhat.com>
10272 * tree-sra.c (generate_one_element_init): Just
10273 call gimplify_and_add.
10274 (generate_element_init): Record the
10275 new referenced variables and mark them for renaming
10276 and split out to ...
10277 (generate_element_init_1): This.
10278 (scalarize_init): Don't call push_gimplify_context/
10279 pop_gimplify_context.
10281 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10283 * toplev.c (get_src_pwd): Handle failure of getpwd().
10285 2005-01-04 Roger Sayle <roger@eyesopen.com>
10287 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10289 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10290 all the cases handled by it are inverted by invert_truthvalue.
10292 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10294 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10295 (save_register_windowsi): Likewise.
10297 2005-01-04 Richard Henderson <rth@redhat.com>
10299 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10301 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10303 PR middle-end/17767
10304 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10305 any simplifications of vector mode comparison operators.
10306 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10308 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10309 Devang Patel <dpatel@apple.com>
10311 PR tree-optimization/18308
10312 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10313 the operands before creating a new expression.
10314 * dojump.c (do_jump): Make drop_through_label available
10315 for all cases. Add expansion of COND_EXPR.
10317 2005-01-04 Ira Rosen <irar@il.ibm.com>
10319 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10320 INTEGER_CST instead of TREE_CONSTANT.
10321 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10322 instead of TREE_CONSTANT.
10323 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10324 instead of TREE_CONSTANT.
10326 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10328 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10330 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10333 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10334 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10336 2005-01-03 Richard Henderson <rth@redhat.com>
10338 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10339 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10340 fold_convert_const_real_from_real): Split out from ...
10341 (fold_convert_const): ... here.
10343 2005-01-03 Richard Henderson <rth@redhat.com>
10346 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10347 (mov<MMXMODEI>_internal): Likewise.
10348 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10349 Add V2SF case; use it for SSE1; don't use TI.
10350 (movdf_integer): Likewise.
10351 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10353 2005-01-03 Ira Rosen <irar@il.ibm.com>
10355 * tree-vectorizer.c (vect_strip_conversions): New function.
10356 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10357 check for binary class.
10359 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10363 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10365 * gimple-low.c (mark_blocks_with_used_vars): New function.
10366 (mark_blocks_with_used_subblocks): Ditto.
10367 (mark_used_blocks): Ditto.
10368 (pass_mark_used_blocks): New pass.
10369 * tree-inline.c: Include debug.h.
10370 (expand_call_inline): Call outlining_inline_function here.
10371 * tree-optimize.c (init_tree_optimization_passes): Add
10372 pass_mark_used_blocks.
10373 * tree-pass.h (pass_mark_used_blocks): New.
10374 * Makefile.in (tree-inline.o): Add debug.h dependency.
10376 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10378 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10379 VAR_DECLs to have weak_import attribute.
10381 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10384 2004-01-03 Steven Bosscher <stevenb@suse.de>
10386 * passes.c (rest_of_compilation): Don't run regmove if only
10387 flag_expensive_optimizations, require flag_regmove instead.
10389 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10391 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10393 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10394 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10395 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10396 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10398 2005-01-03 Richard Henderson <rth@redhat.com>
10400 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10401 (ia64_const_ok_for_letter_p): New.
10402 (ia64_const_double_ok_for_letter_p): New.
10403 (ia64_extra_constraint): New.
10404 (ia64_expand_vecint_compare): New.
10405 (ia64_expand_vcondu_v2si): New.
10406 (ia64_expand_vecint_cmov): New.
10407 (ia64_expand_vecint_minmax): New.
10408 (ia64_print_operand): Add 'v'.
10409 (ia64_preferred_reload_class): New.
10410 (ia64_vector_mode_supported_p): New.
10411 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10412 (PREFERRED_RELOAD_CLASS): Move to function.
10413 (CONST_OK_FOR_LETTER_P): Move to function.
10414 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10415 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10416 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10417 (EXTRA_CONSTRAINT): Move to function.
10418 * config/ia64/ia64.md: Include vect.md.
10419 (itanium_class): Add mmalua.
10421 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10423 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10424 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10426 (const_int_2bit_operand): New.
10427 (fr_reg_or_0_operand): New.
10428 * config/ia64/ia64-modes.def: Add vector modes.
10429 * config/ia64/ia64-protos.h: Update.
10430 * config/ia64/vect.md: New file.
10432 2005-01-03 Richard Henderson <rth@redhat.com>
10434 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10436 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10439 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10441 (log1pdf2): Change mode of operands[0,1] to DFmode.
10443 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10445 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10446 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10447 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10448 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10449 SPARC_RELAXED_ORDERING.
10451 2005-01-03 Richard Henderson <rth@redhat.com>
10452 Uros Bizjak <uros@kss-loka.si>
10455 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10456 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10457 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10459 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10460 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10461 const_pow2_1_to_128_operand): New predicates.
10463 2005-01-02 Greg McGary <greg@mcgary.org>
10465 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10467 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10468 object. [ptr_type]: Remove unused variable.
10469 Remember nearest addressable array-element or record-component
10470 when checking bitfield components. Tolerate empty BIND_EXPR.
10472 2005-01-01 Richard Henderson <rth@redhat.com>
10474 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10475 that don't narrow the value. Fail for other conversions.
10477 2005-01-01 Richard Henderson <rth@redhat.com>
10480 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10481 * c-lang.c (finish_file): Don't do it here.
10482 * objc/objc-act.c (objc_finish_file): Likewise.
10484 * cgraph.c (decl_assembler_name_equal): New.
10485 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10486 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10487 * cgraph.h (struct cgraph_varpool_node): Add next.
10488 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10489 * varasm.c (assemble_alias): Mark the target as needed.
10491 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10493 PR middle-end/19221
10494 * function.c (get_arg_pointer_save_area): Use entry_of_function
10495 instead of get_insns.
10497 2005-01-01 Roger Sayle <roger@eyesopen.com>
10498 Andrew Pinski <pinskia@physics.uc.edu>
10499 James E. Wilson <wilson@specifixinc.com>
10501 PR rtl-optimization/12092
10502 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10505 2005-01-01 Roger Sayle <roger@eyesopen.com>
10506 Olivier Hainque <hainque@act-europe.fr>
10508 * tree.c (int_fits_type_p): A narrower type always fits in a
10509 wider one, except for negative values into unsigned types.
10511 2005-01-01 Roger Sayle <roger@eyesopen.com>
10513 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10514 with the original constant rather than require TREE_OVERFLOW.
10516 2005-01-01 Steven Bosscher <stevenb@suse.de>
10518 PR middle-end/17544
10519 * c-decl.c (finish_function): If compiling C99, annotate the
10520 compiler generated return with the current file name and line 0.
10521 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10522 the source line is greater than 0.
10523 (remove_bb): Likewise.