1 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
8 * tree-vect-analyze.c (vect_analyze_loop_form): Call
9 split_loop_exit_edge instead of loop_split_edge_with.
11 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
13 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
14 UNSPEC_SET_VSCR): New constants, used throughout.
16 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
18 (altivec_vspltis<VI_char>): ... this pattern, using
19 a QImode const_int_operand for the immediate.
20 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
23 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
28 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
30 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
32 2005-04-06 Ben Elliston <bje@au.ibm.com>
34 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
35 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
36 macros as living in "this file" and not gcc.h.
38 2005-04-06 Ben Elliston <bje@au.ibm.com>
40 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
41 -ftree-live_range_split. Perhaps renamed at some point?
43 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
46 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
47 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
49 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
51 * tree-flow.h (number_of_iterations_cond): Declaration removed.
52 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
53 (number_of_iterations_special): New function.
54 (number_of_iterations_exit): Use number_of_iterations_special.
55 Use simplify_using_outer_evolutions only at -O3.
56 (number_of_iterations_cond, tree_simplify_using_condition,
57 simplify_using_initial_conditions, loop_niter_by_eval,
58 compare_trees, can_count_iv_in_wider_type_bound,
59 simplify_using_outer_evolutions): Use fold_build.
61 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
63 * doc/install.texi (Configuration): Document --with-java-home.
65 2005-04-05 Richard Henderson <rth@redhat.com>
69 * config/i386/i386.c (print_operand): Handle vector zeros.
70 (ix86_split_to_parts): Handle CONST_VECTOR.
71 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
72 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
73 what modes to tie for MMX and SSE registers.
74 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
75 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
76 to vector modes as well.
77 * config/i386/predicates.md (const0_operand): Handle VOIDmode
78 properly as an input mode.
80 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
82 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
84 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
86 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
88 2005-04-05 Jakub Jelinek <jakub@redhat.com>
90 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
91 and local functions, set sse_nregs to 8 and float_in_sse.
92 (function_arg_advance, function_arg): If float_in_sse, pass
93 SFmode and DFmode arguments in SSE registers.
94 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
96 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
99 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
101 * config/i386/i386-protos.h (ix86_function_value): Accept two
102 arguments, like the target macro.
103 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
104 * config/i386/i386.c (ix86_function_value): Accept the second
105 argument of the target macro.
106 (ix86_function_ok_for_sibcall): Pass a function pointer to
108 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
109 call to ix86_value_regno).
110 (ix86_value_regno): Add support for returning floating point values
113 2005-04-05 Jakub Jelinek <jakub@redhat.com>
115 PR tree-optimization/20076
116 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
117 that call __builtin_return or __builtin_apply_args.
119 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
121 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
122 Use immediate use iterator.
123 (stmt_is_bumper_for_loop): Use immediate use iterator.
124 * predict.c (strip_builtin_expect): Use update_stmt.
125 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
126 on all elements of a STATEMENT_LIST.
127 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
128 (bsi_remove): Remove imm_use links and mark the stmt as modified.
129 (bsi_replace): Mark stmt as modified and the update it.
130 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
131 (expand_complex_libcal): Call update_stmt.
132 (expand_complex_comparison): Call mark_stmt_modified.
133 (expand_complex_operations_1): Call update_stmt_if_modified.
134 (expand_vector_operations_1): Call mark_stmt_modified.
135 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
136 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
137 add_immediate_use, redirect_immediate_use,
138 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
139 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
140 (mark_new_vars_to_rename): Call update_stmt.
141 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
142 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
144 (unmodify_stmt): Delete.
145 (update_stmt): New. Force an update of a stmt.
146 (update_stmt_if_modified): update a stmt if it is out of date.
147 (get_stmt_operands): Verify stmt is NOT modified.
148 (stmt_modified_p): Update comment.
149 (delink_imm_use): Remove a use node from its immuse list.
150 (link_imm_use_to_list): Link a use node to a specific list.
151 (link_imm_use): Link a node to the correct list.
152 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
153 it in the correct list, if appropriate.
154 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
155 (relink_imm_use): Link a use node in place of another node in a list.
156 (relink_imm_use_stmt): LInk a node in place of another node, and set
158 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
159 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
160 (first_safe_imm_use): New. Initialize a safe immuse iterator.
161 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
162 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
163 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
164 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
165 (has_zero_uses): New. Return true if there are no uses of a var.
166 (has_single_use): New. Return true if there is only a single use of a
168 (single_imm_use): New. Return the simgle immediate use.
169 (num_imm_uses): New. Return the number of immediate uses.
170 (get_v_must_def_ops): Use is now a pointer.
171 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
172 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
174 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
175 (delink_stmt_imm_use): Delink all immuses from a stmt.
176 (phi_arg_index_from_use): New. Return a phi arg index for a use.
177 * tree-flow.h (struct dataflow_d): Delete.
178 (immediate_use_iterator_d): New. Immediate use iterator struct.
179 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
180 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
181 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
183 (struct stmt_ann_d): Remove dataflow_t from struct.
184 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
185 (if_convertible_phi_p): Use FAST immuse iterator.
186 (if_convertible_loop_p): Don't call compute_immediate_uses.
187 (replace_phi_with_cond_modify_expr): Call update_stmt.
188 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
189 update_stmt_if_modified.
190 (rewrite_all_into_ssa): Initialize ssa operands.
191 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
192 compute_immediate_uses.
193 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
194 ssa_property is available.
195 (execute_one_pass): Change parameters passed to execute_todo.
196 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
197 (remove_ssa_form): Call fini_ssa_operands.
198 (insert_backedge_copies): Delete call to modify_stmt.
199 * tree-phinodes.c (make_phi_node): Initialize use nodes.
200 (release_phi_node): Delink any use nodes before releasing.
201 (resize_phi_node): Relink any use nodes.
202 (remove_phi_arg_num): Delink the use node.
203 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
204 (remove_all_phi_nodes_for): Release phi node first.
205 * tree-pretty-print.c (dump_generic_node): Print stmt address.
206 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
207 (scalarize_use, scalarize_copy): Call update_stmt.
208 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
209 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
210 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
211 (ccp_initialize): Remove call to compute_immediate_uses.
212 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
215 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
216 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
217 (eliminate_redundant_computations): Call mark_stmt_modified.
218 (cprop_operand): Call mark_stmt_modified.
219 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
220 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
221 (dse_optimize_stmt): Use new immuse interface.
222 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
223 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
224 (substitute_single_use_vars): Use new immuse interface.
225 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
226 and compute_immediate_uses.
227 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
229 (rewrite_mem_refs): Call update_stmt.
230 (determine_lsm): Remove call to compute_imm_uses and free_df.
231 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
232 (try_unroll_loop_completely): Call update_stmt.
233 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
234 (rewrite_use_compare): Call update_stmt.
235 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
236 (rewrite_use) : Call update_stmt.
237 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
238 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
240 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
241 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
242 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
244 (initialize_vuse_operand): New. Initialize a vuse operand.
245 (initialize_v_may_def_operand): New. Initialize a maydef operand.
246 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
247 (finalize_ssa_defs): Use stmt parameter.
248 (correct_use_link): Ensure a use node is in the correct list, and has
249 the correct stmt pointer.
250 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
251 finalize_ssa_v_must_defs): Also initialize use nodes.
252 (finalize_ssa_stmt_operands): Pass extra stmt operands.
253 (build_ssa_operands): Seperate parsing from final operand construction.
254 (parse_ssa_operands): New. Parse entry point for operand building.
255 (swap_tree_operands): New. Swap 2 tree operands.
256 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
258 (get_expr_operands): Call swap_tree_operands when needed.
259 (copy_virtual_operands): Use initialize routines for virtual use ops.
260 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
261 (verify_abort): New. Issue imm_use error.
262 (verify_imm_links): New Verify imm_use links for a var.
263 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
264 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
265 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
266 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
267 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
268 (NULL_USE_OPERAND_P) Define.
269 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
271 (struct vuse_operand_type): New struct.
272 (SET_USE): Call set_ssa_use_from_ptr.
274 (PHI_ARG_INDEX_FROM_USE): Define.
275 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
276 argument via SET_USE, not PHI_ARG_DEF_TREE.
277 * tree-ssa-pre.c (eliminate): Call update_stmt.
278 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
280 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
281 (nearest_common_dominator_of_uses): Use imm_use iterator.
282 (statement_sink_location): Use imm_use iterator and interface.
283 (execute_sink_code): Don't call compute_immediate_uses or free-df.
284 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
285 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
286 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
287 (verify_ssa): Ensure no stmt is marked modify after optimization pass
288 if new parameter is true.
289 (init_tree_ssa): Don't initialize operand cache here.
290 (delete_tree_ssa): Don't destroy operand cache here.
291 (propagate_into_addr): Pass in a use pointer, return true if anything
293 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
294 (check_phi_redundancy): Use imm_use iterator.
295 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
297 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
298 (release_ssa_name): Delink node and all elements in its imm_use list.
299 * tree-tailcall.c (adjust_return_value): Call update_stmt.
300 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
301 * tree-vectorizer.c (need_imm_uses_for): Delete.
302 (vectorize_loops): Dont call compute_immediate_uses or free_df.
303 * tree.h (struct ssa_imm_use_d): Define.
304 (SSA_NAME_IMM_USE_NODE): Define.
305 (struct tree_ssa_name): Add imm_use node.
307 (PHI_ARG_IMM_USE_NODE): Define.
308 (struct phi_arg_d): Add imm_use node.
309 (struct tree_phi_node): Remove struct dataflow_d element.
310 (TDF_STMTADDR): Define.
312 2005-04-05 Dale Johannesen <dalej@apple.com>
314 * doc/invoke.texi (Optimization Options): Remove
315 duplicate -fcse-follow-jumps. Add -fweb.
316 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
317 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
319 2005-04-05 Per Bothner <per@bothner.com>
321 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
322 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
323 (warn_uninit): Get EXPR_LOCUS from context now instead.
324 This fixes a USE_MAPPED_LOCATION testsuite failure.
326 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
328 2005-04-05 Per Bothner <per@bothner.com>
330 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
331 of the artification 'return 0' in main() to BUILTINS_LOCATION.
332 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
335 2004-04-05 Devang Patel <dpatel@apple.com>
337 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
338 (lhsr<mode>3): ... new name.
339 (altivec_vsra<VI_char>): Rename to ..
340 (ashr<mode>3): ... new name.
341 * config/rs6000/rs6000.c (builtin_description): Rename shift
344 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
346 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
347 gen_lowpart_for_combine.
348 * cse.c (gen_lowpart_if_possible): Move...
349 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
351 (gen_lowpart_no_emit_general): Use it.
353 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
355 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
358 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
360 * system.h: Fix typo.
362 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
364 * config/bfin/bfin-modes.def: New file.
365 * config/bfin/bfin-protos.h: New file.
366 * config/bfin/bfin.c: New file.
367 * config/bfin/bfin.h: New file.
368 * config/bfin/bfin.md: New file.
369 * config/bfin/bfin.opt: New file.
370 * config/bfin/crti.s: New file.
371 * config/bfin/crtn.s: New file.
372 * config/bfin/elf.h: New file.
373 * config/bfin/lib1funcs.asm: New file.
374 * config/bfin/predicates.md: New file.
375 * config/bfin/t-bfin: New file.
376 * config/bfin/t-bfin-elf: New file.
377 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
378 Document new attributes.
379 (interrupt, interrupt_handler, saveall): Update documentation for
381 * doc/install.texi (Specific): Add entry for the Blackfin.
382 * doc/invoke.texi (Blackfin Options): New section.
383 * doc/md.texi (Blackfin family): New section to document constraints.
384 * config.gcc: Add bfin*-* and bfin*-elf configurations.
386 2005-04-05 Olivier Hainque <hainque@adacore.com>
388 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
389 match what the system unwinder expects.
390 * config/mips/mips.c (mips_frame_set): If we're saving the return
391 address register and the dwarf return address column number differs
392 from the hard register number, adjust the note reg to refer to the
395 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
397 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
398 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
399 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
400 (processor_type): New enum.
401 (mn10300_processor): New variable.
402 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
403 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
404 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
405 (PROCESSOR_DEFAULT): New macro.
406 * config/mn10300/mn10300.c (mn10300_processor): New variable.
407 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
408 (mn10300_handle_option, mn10300_override_options): New functions.
409 * config/mn10300/mn10300.opt: New file.
411 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
412 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
414 PR tree-optimization/19903
415 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
416 that don't fit in their type after conversion.
418 2005-04-05 Uros Bizjak <uros@kss-loka.si>
421 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
422 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
423 Allocate local stack slots here. Set ix86_optimize_mode_switching.
424 flag here. Implement using define_insn_and_split.
425 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
426 (frndintxf2_mask_pm_i387): New insn patterns.
427 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
428 Do not set ix86_optimize_mode_switching flag.
429 (ceilsf2, ceildf2, ceilxf2): Same.
430 (btruncsf2, btruncdf2, btruncxf2): Same.
431 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
433 2005-04-05 Ian Lance Taylor <ian@airs.com>
436 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
437 i386_pe_record_external_function.
438 (i386_pe_record_external_function): Update declaration.
439 * config/i386/winnt.c (struct extern_list): Add decl field.
440 (i386_pe_record_external_function): Add decl parameter.
441 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
443 * config/i386/i386-protos.h (i386_pe_record_external_function):
446 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
448 * config/m68k/m68k-protos.h: Add a prototype for
449 valid_dbcc_comparison_p_2.
450 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
451 extend_operator, const_uint32_operand, const_sint32_operand,
452 general_src_operand, nonimmediate_src_operand,
453 memory_src_operand, post_inc_operand, pre_dec_operand,
454 pcrel_address): Move to predicates to predicates.md.
455 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
456 * config/m68k/m68k.md: Include predicates.md.
457 * config/m68k/predicates.md: New.
459 2005-04-04 Roger Sayle <roger@eyesopen.com>
461 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
463 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
465 2005-04-04 Ian Lance Taylor <ian@airs.com>
467 * c-typeck.c (struct c_switch): Rename switch_stmt field to
469 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
470 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
471 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
472 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
473 * c-common.c (c_do_switch_warnings_1): New static function broken
474 out of c_do_switch_warnings.
475 (c_do_switch_warnings): Call c_do_switch_warnings_1.
476 (c_do_switch_expr_warnings): New function.
477 * c-common.h (c_do_switch_expr_warnings): Declare.
479 2005-04-04 David Edelsohn <edelsohn@gnu.org>
480 Daniel Jacobowitz <dan@codesourcery.com>
482 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
484 * rtlanal.c (may_trap_p): Same.
486 2005-04-04 Dale Johannesen <dalej@apple.com>
488 * ChangeLog: remove reference to ChangeLog.12.
490 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
492 CRIS epilogue as RTL.
493 * config/cris/cris.md: Change all 0 in unspec 0 to
495 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
496 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
498 ("return"): Change to define_expand. Call cris_expand_return for
500 ("*return_expanded"): New pattern.
501 ("epilogue"): New define_expand.
502 * config/cris/cris.h (PREDICATE_CODES): Add
503 cris_load_multiple_op.
504 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
506 (enum cris_retinsn_type): New.
507 (struct machine_function): New member return_type.
508 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
509 (cris_target_asm_function_epilogue): Remove, moving RTLified
511 (cris_expand_epilogue): New function.
512 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
513 (cris_gen_movem_load, cris_load_multiple_op)
514 (cris_return_address_on_stack_for_return, cris_expand_return): New
516 (cris_target_asm_function_prologue)
517 (cris_initial_frame_pointer_offset): Call
518 cris_reg_saved_in_regsave_area instead of complicated expression.
519 Call cris_return_address_on_stack instead of an expression.
520 (cris_print_operand) <case 'o', case 'O'>: New cases.
521 (cris_return_address_on_stack): Change return-type to bool.
522 (cris_simple_epilogue): Ditto. Return false if registers are
524 * config/cris/cris-protos.h (cris_simple_epilogue)
525 (cris_return_address_on_stack): Adjust prototype return type.
526 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
527 (cris_return_address_on_stack_for_return): New prototypes.
529 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
531 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
532 gpr_or_int12_operand.
534 * config/frv/frv-protos.h: Add a prototype to
535 frv_legitimate_memory_operand and frv_const_unspec_p.
536 (frv_unspec): Move from frv.c.
537 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
538 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
539 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
540 gpr_or_fpr_operand, gpr_or_int12_operand,
541 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
542 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
543 int6_operand, int5_operand, uint5_operand, uint4_operand,
544 uint1_operand, int_2word_operand, uint16_operand,
545 upper_int16_operand, integer_register_operand,
546 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
547 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
548 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
549 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
550 move_destination_operand, movcc_fp_destination_operand,
551 frv_function_symbol_referenced_p, move_source_operand,
552 condexec_dest_operand, condexec_source_operand,
553 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
554 const_unspec_operand, gpr_or_memory_operand,
555 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
556 icc_operand, fcc_operand, cc_operand, icr_operand,
557 fcr_operand, cr_operand, call_operand, sibcall_operand,
558 symbolic_operand, relational_operator,
559 integer_relational_operator, float_relational_operator,
560 ccr_eqne_operator, minmax_operator,
561 condexec_si_binary_operator, condexec_si_media_operator,
562 condexec_si_divide_operator, condexec_si_unary_operator,
563 condexec_sf_conv_operator, condexec_sf_add_operator,
564 condexec_memory_operand, intop_compare_operator, acc_operand,
565 even_acc_operand, quad_acc_operand, accg_operand: Move to
567 * config/frv/frv.h (PREDICATE_CODES): Remove.
568 * config/frv/frv.md: Include predicates.md.
569 * config/frv/predicates.md: New.
571 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
574 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
575 * tree-ssa-loop-ivopts.c: Include langhooks.h.
576 (add_standard_iv_candidates_for_size): New function, extracting code
577 from add_standard_iv_candidates and parameterizing it by type size.
578 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
580 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
582 * system.h (GCOV_SIZE_TYPE): Unposion.
583 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
584 (GCOV_TYPE_SIZE): ...this new macro.
585 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
586 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
587 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
588 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
589 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
590 instead of unsigned_intSI_type_node.
591 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
592 (rtl_gen_one_value_profiler_no_edge_manipulation)
593 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
594 * value-prof.c: Include coverage.h.
596 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
597 Diego Novillo <dnovillo@redhat.com>
599 Fix PR tree-optimization/20703
600 Fix PR tree-optimization/20725
602 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
603 (create_expression_by_pieces): Ditto.
604 (valid_in_set): Ditto. Also handle tcc_declaration.
605 (find_or_generate_expression): Handle comparison class.
606 (insert_into_preds_of_block): Ditto.
608 (create_value_expr_from): Handle comparison class, recursively
609 handle reference nodes.
610 (compute_avail): Handle comparison classes, rewrite a little cleaner.
611 (execute_pre): Fix spacing.
612 (do_fre): Renamed to execute_fre.
614 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
616 * doc/invoke.texi (SPARC options): Document that
617 -mlittle-endian is not supported on Linux either.
619 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
623 * config.gcc (Obsolete configurations): Remove
624 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
625 (sparclite-*-coff*): Delete.
626 (sparclite-*-elf*): Likewise.
627 (sparc86x-*-elf*): Likewise.
628 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
629 * config/sparc/lite.h: Delete.
630 * config/sparc/litecoff.h: Likewise.
631 * config/sparc/liteelf.h: Likewise.
632 * config/sparc/sp86x-elf.h: Likewise.
633 * config/sparc/t-sparclite: Likewise.
634 * config/sparc/t-sp86x: Likewise.
636 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
638 * config/s390/s390-protos.h: (s390_comparison,
639 s390_alc_comparison, s390_slb_comparison, const0_operand,
640 consttable_operand, larl_operand, s_operand,
641 shift_count_operand, bras_sym_operand, load_multiple_operation,
642 store_multiple_operation, s390_plus_operand): Remove prototypes.
643 (s390_legitimate_address_without_index_p): New prototype.
644 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
646 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
647 const0_operand, consttable_operand, larl_operand, s_operand,
648 shift_count_operand, bras_sym_operand, load_multiple_operation,
649 store_multiple_operation, s390_plus_operand): Move to
651 (check_mode): Remove.
652 (s390_branch_condition_mask): Remove 'static'. Move prototype to
654 (s390_legitimate_address_without_index_p): New.
655 * config/s390/s390.h (PREDICATE_CODES): Remove.
656 * config/s390/s390.md: Include predicates.md.
657 * config/s390/predicates.md: New.
659 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
662 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
663 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
664 (NEED_INDICATE_EXEC_STACK): Define to 1.
665 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
666 (NEED_INDICATE_EXEC_STACK): Define to 1.
667 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
668 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
669 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
670 (pic_helper_emitted_p): New global.
671 (emit_pic_helper): New function extracted from...
672 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
673 Do not call emit_pic_helper if delay_pic_helper is true.
674 (sparc_expand_prologue): Pass 'false' to load_pic_register.
675 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
676 (sparc_file_end): New function.
678 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
680 * config/mcore/mcore-protos.h: Remove the prototypes for
681 mcore_arith_reg_operand, mcore_general_movsrc_operand,
682 mcore_general_movdst_operand, mcore_reload_operand,
683 mcore_arith_J_operand, mcore_arith_K_operand,
684 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
685 mcore_arith_K_S_operand, mcore_arith_imm_operand,
686 mcore_arith_any_imm_operand, mcore_arith_O_operand,
687 mcore_literal_K_operand, mcore_addsub_operand,
688 mcore_compare_operand, mcore_load_multiple_operation,
689 mcore_store_multiple_operation, mcore_call_address_operand.
690 Add a prototype for const_ok_for_mcore.
691 * config/mcore/mcore.c (mcore_call_address_operand,
692 mcore_general_movsrc_operand, mcore_general_movdst_operand,
693 mcore_arith_reg_operand, mcore_reload_operand,
694 mcore_arith_J_operand, mcore_arith_K_operand,
695 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
696 mcore_arith_M_operand, mcore_arith_imm_operand,
697 mcore_arith_any_imm_operand, mcore_arith_O_operand,
698 mcore_literal_K_operand, mcore_addsub_operand,
699 mcore_compare_operand, mcore_load_multiple_operation,
700 mcore_store_multiple_operation): Move to predicates.md.
701 (const_ok_for_mcore): Export.
702 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
703 * config/mcore/mcore.md: Include predicates.md.
704 * config/mcore/predicates.md: New.
706 * config/mcore/predicates.md: Fix a comment typo.
708 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
709 Adrian Straetling <straetling@de.ibm.com>
711 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
712 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
713 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
715 ("imul"): Removed from "type" attribute.
716 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
717 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
718 Changed type to imulsi.
719 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
721 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
723 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
724 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
725 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
726 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
727 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
728 (TARGET_SWITCHES, mcore_stack_increment_string)
729 (TARGET_OPTIONS): Delete.
730 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
731 than *_BIT constants.
732 (TARGET_8ALIGN): #undef old definition before redefining to 1.
733 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
734 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
735 (mcore_override_options): Delete mcore_stack_increment code.
736 Change use of M340_BIT to MASK_M340.
737 * config/mcore/mcore.opt: New file.
739 2005-04-04 Ian Lance Taylor <ian@airs.com>
741 * config/arm/arm.c (replace_symbols_in_block): Remove static
744 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
746 * config/fr30/fr30-protos.h: Remove the prototypes for
747 stack_add_operand, add_immediate_operand,
748 high_register_operand, low_register_operand, call_operand,
749 di_operand, and nonimmediate_di_operand.
750 * config/fr30/fr30.c (stack_add_operand,
751 add_immediate_operand, high_register_operand,
752 low_register_operand, call_operand, di_operand,
753 nonimmediate_di_operand): Move to predicates.md.
754 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
755 * config/fr30/fr30.md: Include predicates.md.
756 * config/fr30/predicates.md: New.
758 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
759 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
760 mcore_call_address_operand.
762 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
763 general_movsrc_operand.
765 2005-04-04 Alan Modra <amodra@bigpond.net.au>
767 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
770 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
773 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
776 2005-04-04 Richard Henderson <rth@redhat.com>
777 Jakub Jelinek <jakub@redhat.com>
779 PR rtl-optimization/16104
780 * fold-const.c (fold_unary): Fix folding of vector conversions.
782 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
784 * config.gcc (xstormy16-*-elf): Set extra_options.
785 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
786 * config/stormy16/stormy16.opt: New file.
788 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
790 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
791 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
792 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
793 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
794 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
795 (TARGET_UNIX_ASM): Delete.
796 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
797 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
798 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
799 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
800 * config/pdp11/pdp11.opt: New file.
802 2005-04-03 Roger Sayle <roger@eyesopen.com>
803 Alexandre Oliva <aoliva@redhat.com>
806 * fold-const.c (non_lvalue): Split tests into...
807 (maybe_lvalue_p): New function.
808 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
809 C++ front-end prior to lowering into gimple form.
811 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
814 BUILT_IN_STRNCASECMP): New.
815 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
818 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
821 * arm.md (addsi3_compare0_for_combiner): Delete.
822 (addsi3_compare0_scratch_for_combiner): Delete.
823 (cmpsi_neg_shiftsi): Delete.
824 (compare_negsi_si): New pattern.
825 (cmpsi_negshiftsi_si): New pattern.
826 (negated_cbranchsi4): Restrict to equality_operator.
828 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
831 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
833 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
836 * doc/install.texi: Fix a typo.
838 2005-04-03 Steven Bosscher <stevenb@suse.de>
841 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
842 a computed goto if the edge to the computed goto block has
843 incoming abnormal edges. Clarify how the function works.
845 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
847 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
848 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
849 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
850 hash_scan_set, reg_set_between_after_reload_p,
851 reg_used_between_after_reload_p, get_avail_load_store_reg,
852 eliminate_partially_redundant_load): Likewise.
853 * postreload.c (reload_cse_simplify_set,
854 reload_combine_note_use): Likewise.
855 * predict.c (predict_insn, expected_value_to_br_prob,
856 propagate_freq, expensive_function_p): Likewise.
857 * print-rtl.c (print_rtx): Likewise.
858 * profile.c (instrument_edges, instrument_values,
859 compute_branch_probabilities, branch_prob, union_groups,
860 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
861 * protoize.c (in_system_include_dir, file_could_be_converted,
862 file_normally_convertible, gen_aux_info_file, seek_to_line,
863 do_cleaning): Likewise.
864 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
865 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
866 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
868 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
870 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
871 * modulo-sched.c (undo_replace_buff_elem): New structure.
872 (kernel_number_of_cycles, ps_unschedule_node,
873 undo_generate_reg_moves,free_undo_replace_buff,
874 undo_permute_partial_schedule, loop_single_full_bb_p,
875 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
876 build_loops_structure, get_sched_window): New.
877 (generate_reg_moves): Return undo_replace_buff_elem and other
879 (generate_prolog_epilog): Remove old loop versioning.
880 (sms_schedule): Use loop information and loop_version.
881 (sms_schedule_by_order): Split part of it to get_sched_window.
882 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
883 cfg_layout_finalize and free_dominance_info before/after SMS.
885 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
887 * cfghooks.c (lv_flush_pending_stmts,
888 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
889 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
890 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
891 lv_add_condition_to_bb,
892 lv_adjust_loop_header_phi, extract_cond_bb_edges,
893 flush_pending_stmts): New in cfg_hooks structure.
894 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
895 extract_cond_bb_edges, lv_adjust_loop_header_phi,
896 lv_add_condition_to_bb): New declarations.
897 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
899 (loop_version): Declare.
900 * cfgloopmanip.c (cfghooks.h): Include.
901 (duplicate_loop_to_header_edge): Change return type to bool.
902 (loop_version, lv_adjust_loop_entry_edge): Move here.
903 * cfgrtl.c (cfgloop.h): Include.
904 (rtl_verify_flow_info_1): Fix.
905 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
906 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
908 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
909 tree_lv_add_condition_to_bb): New.
910 (tree_cfg_hooks): Add new hooks to initialization.
911 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
912 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
914 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
916 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
917 xstormy16_below100_or_register,
918 xstormy16_splittable_below100_or_register, and
919 nonimmediate_nonstack_operand.
921 * config/stormy16/stormy16-protos.h: Remove the prototypes for
922 xstormy16_ineqsi_operator, equality_operator,
923 inequality_operator, shift_operator,
924 xstormy16_below100_operand, xstormy16_below100_or_register,
925 xstormy16_splittable_below100_or_register,
926 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
927 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
928 equality_operator, inequality_operator,
929 xstormy16_below100_operand, xstormy16_below100_or_register,
930 xstormy16_splittable_below100_or_register,
931 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
932 nonimmediate_nonstack_operand, shift_operator): Move to
934 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
935 * config/stormy16/stormy16.md: Include predicates.md.
936 * config/stormy16/predicates.md: New.
938 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
940 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
941 small_int, large_int, reg_or_0_operand, simple_memory_operand,
942 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
943 move_operand, power_of_2_operand): Move to predicates.md.
944 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
945 PREDICATE_CODE): Remove.
946 * config/iq2000/iq2000.md: Include predicates.md.
947 * config/iq2000/predicates.md: New.
949 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
951 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
952 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
953 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
954 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
955 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
956 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
957 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
958 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
959 (TARGET_M68HC11): Delete.
960 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
961 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
962 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
963 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
964 (nb_soft_regs): Delete.
965 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
966 (m68hc11_override_options): Remove the code that caters for MASK_M6811
967 and MASK_M6812 being set simultaneously. Change the code that sets
968 the default m68hc11_soft_reg_count to use integers instead of strings.
969 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
970 m68hc11_soft_reg_count (which now has an int type) as the number
972 * config/m68hc11/m68hc11.opt: New file.
974 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
976 * config/fr30/fr30.h (PREDICATE_CODES): Remove
977 fp_displacement_operand, sp_displacement_operand.
979 * config/m68hc11/m68hc11-protos.h: Add a prototype for
981 Remove the prototypes for tst_operand, cmp_operand,
982 stack_register_operand, d_register_operand,
983 hard_addr_reg_operand, splitable_operand,
984 m68hc11_logical_operator, m68hc11_arith_operator,
985 m68hc11_non_shift_operator, m68hc11_shift_operator,
986 m68hc11_unary_operator, m68hc11_eq_compare_operator,
987 non_push_operand, hard_reg_operand, and
988 reg_or_some_mem_operand.
989 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
991 (tst_operand, cmp_operand, non_push_operand,
992 splitable_operand, reg_or_some_mem_operand,
993 stack_register_operand, d_register_operand,
994 hard_addr_reg_operand, hard_reg_operand,
995 m68hc11_eq_compare_operator, m68hc11_logical_operator,
996 m68hc11_arith_operator, m68hc11_non_shift_operator,
997 m68hc11_shift_operator, m68hc11_unary_operator): Move to
999 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1000 * config/m68hc11/m68hc11.md: Include predicates.md.
1001 * config/m68hc11/predicates.md: New.
1003 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1006 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1007 change checked in along with 2005-03-03's patch for debug/20253.
1008 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1009 (remap_decl): Insert type decl in map earlier.
1011 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1013 PR tree-optimization/20640
1014 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1015 post-dominator if it has phi nodes.
1016 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1017 before dead statements.
1019 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1022 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1024 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1026 PR rtl-optimization/20290
1027 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1028 in every iteration if the entry point is the exit test.
1030 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1032 * config/cris/cris.md (attribute "length"): Define.
1034 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1036 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1037 (word_offset_memref_operand): New.
1038 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1039 (indexed_or_indirect_operand): Delete.
1040 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1041 (indexed_or_indirect_operand): Delete.
1043 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1046 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1049 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1050 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1052 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1054 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1056 2005-04-01 Ian Lance Taylor <ian@airs.com>
1058 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1059 (rus, prus): Remove static variables.
1060 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1061 (process_command): Permit report_times and use_pipes together.
1063 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1065 * c-decl.c (validate_proto_after_old_defn): Look at
1066 TYPE_MAIN_VARIANT of argument types.
1068 2005-04-01 Paul Brook <paul@codesourcery.com>
1070 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1071 (arm_output_function_epilogue): Allow call_via_SP.
1072 (thumb_call_via_reg, arm_file_end): Ditto.
1073 * config/arm/arm.h (struct machine_function): Include space for SP.
1074 (thumb_call_via_label): Update declaration.
1076 2005-04-01 Ian Lance Taylor <ian@airs.com>
1078 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1079 doing a peephole optimization, once again put any notes in the
1082 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1084 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1086 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1088 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1089 (block_alloc, find_free_reg): Likewise.
1090 * loop-doloop.c (doloop_modify): Likewise.
1091 * loop-invariant.c (record_use): Likewise.
1092 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1093 get_iv_value, canon_condition, eliminate_implied_condition,
1094 eliminate_implied_condition, simplify_using_initial_values,
1095 shorten_into_mode, canonicalize_iv_subregs,
1096 iv_number_of_iterations): Likewise.
1097 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1098 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1099 unswitch_loop): Likewise.
1100 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1101 move_movables, replace_call_address, find_and_verify_loops,
1102 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1103 record_giv, final_giv_value, general_induction_var,
1104 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1105 loop_giv_dump): Likewise.
1107 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1108 GCOV_CHECK_WRITING): Remove.
1109 (gcov_position, gcov_rewrite): Use gcc_assert.
1110 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1111 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1112 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1115 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1117 * tree-inline.c: Fix a typo.
1119 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1121 * configure.ac (enable-checking): Explicitly set all variables for
1122 collective switch values. Alphabetize variables. Rename
1123 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1125 * doc/install.texi (enable-checking): Update documentation.
1126 * configure: Rebuilt.
1128 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1130 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1133 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1135 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1136 Also reject cases where this pattern will cause load delay stalls
1137 unless optimizing for size and it will produce a shorter sequence.
1138 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1139 variants to avoid pre-adjusting the base when possible.
1141 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1143 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1144 the frame and argument pointers.
1145 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1146 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1147 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1148 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1149 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1150 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1152 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1154 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1155 with entry for selectany attribute.
1156 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1158 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1159 (i386_pe_asm_named_section): Handle sections generated by
1160 selectany attribute.
1161 * doc/extend.texi (selectany): Document attribute.
1163 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1164 Jan Hubicka <jh@suse.cz>
1166 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1167 to fix addresses involving EBP and ESP.
1168 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1169 for SUBREGed registers.
1170 (legitimate_address_p): Accept SUBREGed registers.
1172 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1175 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1176 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1179 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1181 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1183 2005-04-01 James E Wilson <wilson@specifixinc.com>
1186 * dwarf2out.c (rtl_for_decl_init): New function.
1187 (rtl_for_decl_location): Extracted from here.
1188 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1189 add_const_value_attribute. Delete initializer_constant_valid_p call.
1191 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1193 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1194 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1195 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1196 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1197 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1198 config/i386/i386.md, config/rs6000/predicates.md,
1199 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1200 config/s390/s390.c, config/stormy16/stormy16.c,
1201 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1204 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1207 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1208 COND_EXPR and CALL_EXPR.
1210 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1213 * genautomata.c (first_cycle_unit_presence): Check all alternative
1214 states for unit presence.
1216 * doc/md.texi: Remove remark about impossibility to query unit
1217 presence in non nondeterministic automaton state.
1219 * config/ia64/ia64.c (get_template): Change order of unit querying.
1221 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1223 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1226 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1228 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1229 flag for edges outside any loops.
1231 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1233 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1235 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1237 * tree-ssa-alias.c: Follow spelling conventions.
1238 * doc/tree-ssa.texi: Fix a typo.
1240 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1242 * postreload-gcse.c: Include target.h.
1243 (gcse_after_reload_main): Return early if we cannot modify jumps.
1244 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1246 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1248 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1249 expensive operations.
1251 2005-03-31 Ian Lance Taylor <ian@airs.com>
1253 * collect2.c (lderrout): New variable.
1254 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1255 if it is set, to stderr.
1256 (handler): Unlink lderrout if it is set.
1257 (dump_file): Add "to" parameter. Change all callers.
1258 (main): Initialize lderrout.
1259 (collect_execute): Add errname parameter. Change all callers.
1260 Rename redir parameter to outname. Never pass
1261 PEX_STDERR_TO_STDOUT to pex_run.
1262 * collect2.h (collect_execute, dump_file): Update declarations.
1263 * tlink.c (tlink_execute): Add errname parameter. Change all
1265 (do_tlink): Check lderrout as well as ldout.
1267 2005-03-31 Caroline Tice <ctice@apple.com>
1269 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1270 (bb-reorder.o): Add errors.h to list of requirements.
1271 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1272 profiledbootstrap flags.
1273 * bb-reorder.c (errors.h): Add new include.
1274 (struct bbro_basic_block_data_def): Add new field, in_trace.
1275 (add_unlikely_executed_notes): Remove function.
1276 (mark_bb_for_unlikely_executed_section): Remove function.
1277 (insert_section_boundary_note): New function.
1278 (verify_hot_cold_block_grouping): New function.
1279 (push_to_next_round_p): Remove variables and tests that push all
1280 cold blocks to last round.
1281 (find_traces): Remove code that added extra round of trace finding
1282 when doing partitioning.
1283 (find_traces_1_round) : Remove variable last_round; add code to
1284 update new struct field, in_trace; correct trace_length where it was
1285 incorrect before (after call to copy_bb); change code that pushed all
1286 cold blocks to last round. Instead verify that all blocks going into
1287 a trace belong in the same partition.
1288 (connect_traces): Modify to connect the traces in two passes, if the
1289 function contains both hot and cold blocks. The first pass connects
1290 all the traces for blocks in the partition that the first block in
1291 the function belongs to; the second pass connnects all the traces
1292 containing blocks that belong in the other partition.
1293 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1294 code that automatically put the first block in a function into the
1295 hot partition if the function had any hot blocks.
1296 (fix_crossing_unconditional_branches): Check number of succ edges
1297 before attempting to get one.
1298 (fix_edges_for_rarely_executed_code): Update comment describing
1300 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1301 remove call to add_unlikely_executed_notes; add call to
1302 verify_hot_cold_block_grouping.
1303 (duplicate_computed_gotos): Don't change computed goto if it's a
1305 (partition_hot_cold_basic_blocks): Update function comment.
1306 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1308 (try_forward_edges): Likewise.
1309 (merge_blocks_move_predecessor_nojumps): Likewise.
1310 (merge_blocks_move_successor_nojumps): Likewise.
1311 (merge_blocks_move): Likewise.
1312 (try_crossjump_bb): Likewise.
1313 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1314 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1315 notes to cold bb's; remove call to update_unlikely_executed_notes.
1316 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1317 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1318 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1319 function declaration.
1320 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1322 (rtl_can_merge_blocks): Remove redundancy from condition.
1323 (try_redirect_by_replacing_jump): Likewise.
1324 (force_nonfallthru_and_redirect): Remove code for adding
1325 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1326 (commit_one_edge_insertion): Likewise.
1327 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1328 * dbxout.c (FORCE_TEXT): Replace function_section with
1329 current_function_section.
1330 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1331 function, switch_text_section.
1332 (struct xcoff_debug): Likewise.
1333 (dbxout_function_end): Add code to put out label diffs for both
1334 hot and cold sections.
1335 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1336 for new debug_hooks funciton, switch_text_section..
1337 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1338 switch_text_section.
1339 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1340 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1341 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1342 dw_fde_switched_sections.
1343 (output_call_frame_info): Add test to see if function switches text
1344 sections in the middle; if so, use appropriate extra hot and cold
1345 section labels to compute size deltas for the hot and cold sections.
1346 (dwarf2out_begin_prologue): Add code to initialize new fields in
1348 (dwarf2out_switch_text_section): New function (invoked through
1349 debug_hook); updates new fields in dw_fde_struct appropriately and
1350 increments separate_line_info_table_in_use.
1351 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1352 dwarf2out_switch_text_section.
1353 (struct var_loc_node): Add new field, section_label.
1354 (output_aranges): Add code to check whether in hot or cold section and
1355 use the appropriate label in calculating deltas.
1356 (output_ranges): Likewise.
1357 (output_line_info): Add code to check which section we're in and
1358 use appropriate hot/cold label.
1359 (add_location_or_constant_value_attribute): Likewise.
1360 (gen_subprogam_die): Modify arange attributes to use correct labels.
1361 (dwarf2out_begin_block): Change call to function_section into call to
1362 current_function_section.
1363 (dwarf2out_end_block): Likewise.
1364 (dwarf2out_source_line): Likewise.
1365 (dwarf2out_var_location): Add code to check whether in hot or cold
1366 section and use the appropriate label.
1367 * except.c (output_function_exception_table): Change call to
1368 function_section into call to current_function_section.
1369 * final.c (profile_function): Likewise.
1370 (scan_ahead_for_unlikely_executed_note): Remove function.
1371 (final_scan_insn): Remove calls to
1372 scan_ahead_for_unlikely_executed_note, and related code for switching
1373 to cold section, except for the single time
1374 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1375 debug_hooks->switch_text_sections; replace appropriate calls to
1376 function_section with calls to current_function_section.
1377 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1378 test_bb to condition.
1379 (find_if_case_2): Likewise.
1380 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1381 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1382 * opts.c (decode_options): Change warning about hot/cold partitioning
1383 with exceptionss to inform (so as not to cause bootstrap failures);
1384 remove warning about partitioning with DWARF debug info.
1385 * output.h (current_function_section): Add new function decl.
1386 (insert_section_boundary_note): Likewise.
1387 (enum in_section): Move this declaration here from varasm.c.
1388 (unlikely_section_label): Likewise.
1389 (unlikely_text_section_name): Likewise.
1390 (last_text_section_name): New global variable.
1391 (last_text_section): Likewise.
1392 (hot_section_label): Likewise.
1393 (hot_section_end_label): Likewise.
1394 (cold_section_end_label): Likewise.
1395 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1396 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1397 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1398 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1399 insn from consideration.
1400 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1401 switch_text_section.
1402 * varasm.c (basic-block.h): Add new include.
1403 (unlikely_section_label_printed): Remove global variable.
1404 (unlikely_section_label): Make global variable not be static any more.
1405 (unlikely_text_section_name): Likewise.
1406 (hot_section_end_label): New global variable (not static)
1407 (first_function_block_is_cold): Likewise.
1408 (hot_section_label): Likewise.
1409 (cold_section_end_label): Likewise..
1410 (last_text_section): New global variable, not static.
1411 (last_text_section_name): New global variable, not static.
1412 (initialize_cold_section_name): New function.
1413 (enum in_section): Move declaration to output.h.
1414 (text_section): Update last_text_section.
1415 (unlikely_text_section): Replace code to determine cold section name
1416 with call to initialize_cold_section_name; Add code to update
1417 last_text_section; remove code for printing out label.
1418 (named_section_real): Add code to update last_text_section and
1419 last_text_section_name as appropriate.
1420 (function_section): Change test for 'unlikely' to depend on
1421 first_function_block_is_cold (moved old test to
1422 current_function_section).
1423 (current_function_section): New function.
1424 (assemble_start_function): Move code that frees
1425 unlikely_text_section_name; initialize hot_section_end_label;
1426 print hot and cold section labels at the start of the function;
1427 set first_function_block_is_cold, if appropriate; initialize l
1428 ast_text_section; add call to insert_section_boundary_note.
1429 (assemble_end_function): Add code to write out hot and cold section
1431 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1432 switch_text_section.
1433 * config/darwin.c (machopic_select_section): Replace incorrect
1434 function in base_funs; update reloc for cold sections if necessary.
1435 * config/darwin.h (SECTION_FUNCTION): Add code to update
1436 last_text_section if appropriate.
1437 (text_unlikely_section): Remove.
1438 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1439 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1440 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1441 partitioning for this architecture.
1443 2005-03-31 Olivier Hainque <hainque@adacore.com>
1445 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1446 defined and non-zero.
1448 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1451 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1454 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1457 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1458 label operand. Remove (use (unspec..)). Don't emit a label on
1460 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1461 generate inline label for load_toc_v4_PIC_1b.
1462 (rs6000_emit_load_toc_table): Likewise.
1464 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1466 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1467 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1469 2005-03-29 Devang Patel <dpatel@apple.com>
1471 * tree-sra.c (decide_block_copy): Disable scalarization of
1474 2005-03-30 Stuart Hastings <stuart@apple.com>
1475 Dale Johannesen <dalej@apple.com>
1477 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1478 * print-tree.c (print_node): Add case STATEMENT_LIST.
1480 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1482 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1483 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1484 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1485 is given with "powerpc64*" or "all", or when --with-cpu chooses
1488 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1491 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1492 gen_lexical_block_die.
1493 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1495 2005-03-31 Jan Hubicka <jh@suse.cz>
1497 2004-11-02 Jan Hubicka <jh@suse.cz>
1499 * cgraph.c (cgraph_varpool_node_name): New function.
1500 (dump_cgraph_varpool_node): New function.
1501 (dump_varpool): New function.
1502 * cgraphunit.c (cgraph_optimize): Dump varpool.
1504 2004-10-16 Jan Hubicka <jh@suse.cz>
1506 * cgraph.c (decide_is_variable_needed): New function.
1507 (cgraph_varpool_finalize_decl): Use it.
1508 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1510 * final.c (output_addr_const): Do not call mark_referenced.
1511 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1512 always go via cgraph.
1513 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1514 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1515 * tree-optimize.c (execute_inline): Mark functions called.
1516 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1518 2004-10-11 Jan Hubicka <jh@suse.cz>
1520 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1521 (cgraph_varpool_last_needed_node): New static variable.
1522 (enqueue_needed_varpool_node): Break out from ...; add items to the
1523 end of queue; update first pointers.
1524 (cgraph_varpool_mark_needed_node): ... here.
1525 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1526 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1527 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1528 (cgraph_varpool_first_unanalyzed_node): Declare.
1529 * cgraphunit.c: Include output.h.
1530 (cgraph_varpool_analyze_pending_decls): New function.
1531 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1532 for errors, analyze pending decls.
1533 (cgraph_finalize_compilation_unit): Only analyze decls.
1534 (cgraph_optimize): Assemble the decls after expanding.
1536 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1538 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1539 subvars get marked properly in tags for grouping.
1540 (add_pointed_to_var): Mark only actual pointed to
1541 variables/subvars in addresses needed.
1542 (create_overlap_variables_for): Clear call clobbered on original
1544 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1545 addresable vars with subvars into list.
1546 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1549 2005-03-30 Richard Henderson <rth@redhat.com>
1551 * cgraph.h (struct cgraph_node): Add alias.
1552 * varasm.c (assemble_alias): Set it.
1553 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1554 avoid calling cgraph_expand_function.
1556 2005-03-30 Tom Tromey <tromey@redhat.com>
1558 * tree.def (FILE_TYPE): Removed.
1559 * typeclass.h (enum type_class): Removed file_type_class.
1560 * dwarf2out.c (is_base_type): Updated.
1561 (gen_type_die): Likewise.
1562 * dbxout.c (dbxout_type): Updated.
1563 * builtins.c (type_to_class): Updated.
1564 * tree.c (type_contains_placeholder_1): Updated.
1565 * config/sparc/sparc.c (sparc_type_code): Updated.
1566 * config/ia64/ia64.c (hfa_element_mode): Updated.
1567 * expr.c (count_type_elements): Updated.
1568 * stor-layout.c (layout_type): Updated.
1569 * tree-inline.c (remap_type): Updated.
1570 * tree-pretty-print.c (dump_generic_node): Updated.
1572 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1574 * builtins.c (expand_builtin_powi): Fix mode of
1575 2nd argument to match int.
1576 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1577 2nd argument type to int.
1578 * libgcc2.c: Change prototype of __powi* functions to use
1581 2005-03-30 Dale Johannesen <dalej@apple.com>
1584 * calls.c (expand_call): Flush pending deferrals before
1587 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1591 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1592 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1593 c_label_context, label_context_stack): New.
1594 * c-decl.c (define_label): Check for jumps into statement
1595 expressions. Add label to list of defined labels.
1596 (start_function): Push context on label_context_stack.
1597 (finish_function): Pop context from label_context_stack.
1598 * c-typeck.c (label_context_stack): New.
1599 (c_finish_goto_label): Check for jumps into statement
1600 expressions. Add label to list of jumped to labels.
1601 (struct c_switch): Add blocked_stmt_expr.
1602 (c_start_case): Initialize it.
1603 (do_case): Check it.
1604 (c_finish_case): Verify !blocked_stmt_expr.
1605 (c_begin_stmt_expr): Push context on label_context_stack.
1606 Increment blocked_stmt_expr. Mark labels jumped to from outside
1608 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1609 defined in the statement expression and no longer jumpable to.
1610 Mark labels jumped to from just outside the statement expression
1611 as again definable. Pop context from label_context_stack.
1612 * doc/extend.texi (Statement Exprs): Update.
1614 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1617 * c-decl.c (start_function): Check for old_decl being
1620 2005-03-30 Ian Lance Taylor <ian@airs.com>
1622 * final.c (final): Remove prescan parameter. Change all callers.
1623 (final_scan_insn): Remove prescan parameter. Change all callers.
1625 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1627 * tree-vectorizer.c: Fix comment typos.
1629 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1631 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1632 as soon as a chrec_dont_know is detected.
1634 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1636 Merge from csl-arm-branch.
1637 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1639 * tlink.c (recompile_files): Do not assume that "rename" can
1640 overwrite an existing file.
1642 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1644 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1645 * gcc/configure: Regenerate.
1647 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1649 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1651 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1653 * calls.c (struct arg_data): Update "partial" comment.
1654 (load_register_parameters): Update "nregs" comment.
1656 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1658 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1659 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1660 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1661 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1662 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1663 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1664 than target_flags & 0.
1665 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1666 (iq2000_arch, iq2000_parse_cpu): Delete.
1667 (TARGET_HANDLE_OPTION): Override default.
1668 (iq2000_handle_option): New function.
1669 (override_options): Remove -march= and -mcpu= handling.
1670 * config/iq2000/iq2000.opt: New file.
1672 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1674 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1675 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1676 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1677 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1678 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1679 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1680 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1681 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1682 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1683 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1684 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1685 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1686 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1687 (TARGET_OPTIONS): Delete.
1688 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1689 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1690 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1691 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1692 (c4x_cpu_version_string): Delete.
1693 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1694 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1695 equivalent -mcpu= option.
1696 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1697 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1698 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1699 or clearing the appropriate MASK_* bit.
1700 (c4x_file_start): Use c4x_cpu_version.
1701 * config/c4x/c4x.opt: New file.
1703 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1705 * doc/options.texi: Document the new MaskExists flag.
1706 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1707 if the option has the MaskExists flag.
1709 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1711 * opt-functions.awk (flag_set_p, test_flag): New functions.
1712 (switch_flags): Use them.
1713 * opth-gen.awk: Use flag_set_p to check for flags.
1714 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1716 2005-03-30 Ian Lance Taylor <ian@airs.com>
1718 * config.host (i[34567]86-*-mingw32*): Don't set
1719 host_can_use_collect2 to no.
1721 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1724 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1725 Remove convert_memory_address call duplicating that in memory_address.
1727 2005-03-29 Richard Henderson <rth@redhat.com>
1730 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1731 (build_compound_literal): Likewise. Propagate decl type into the
1733 (finish_decl): Likewise. Use new return value from complete_array_type
1734 for zero sized arrays.
1735 (complete_array_type): Move ...
1736 * c-common.c (complete_array_type): ... here. Change first argument
1737 to pointer-to-type-node. Consistently use sizetype for the index
1738 except for zero sized arrays. Detect zero sized arrays for pedantic
1739 mode diagnostics. Create a new type node instead of modifying the
1741 * c-tree.h (complete_array_type): Move decl ...
1742 * c-common.h (complete_array_type): ... here.
1744 2005-03-29 Richard Henderson <rth@redhat.com>
1747 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1749 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1751 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1752 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1753 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1754 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1756 2005-03-29 Eric Christopher <echristo@redhat.com>
1758 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1759 truthvalue conversion removal.
1761 2005-03-29 Ian Lance Taylor <ian@airs.com>
1764 * collect2.c: Never include <vfork.h>.
1765 (VFORK_STRING, vfork): Don't define.
1766 (pid): Remove global variable.
1767 (handler): Call raise instead of kill (getpid(), ...).
1768 (collect_wait): Add pex parameter. Change all callers. Use
1769 pex_get_status rather than pwait.
1770 (do_wait): Add pex parameter. Change all callers.
1771 (collect_execute): Return struct pex_obj * rather than void. Use
1772 pex routines rather than pexecute.
1773 (fork_execute): Get pex_obj from collect_execute, and pass it to
1775 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1776 Only declare quit_handler if SIGQUIT is defined.
1777 (scan_libraries): Likewise.
1778 * collect2.h (collect_execute): Update declaration.
1779 (collect_wait): Update declaration.
1780 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1781 pass it to collect_wait.
1783 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1786 * c-parser.c (c_parser_compound_statement_nostart): Give error
1787 message for EOF instead of just setting parser->error.
1789 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1791 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1792 (slpeel_update_phi_nodes_for_guard1): New function.
1793 (slpeel_update_phi_nodes_for_guard2): New function.
1794 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1795 of slpeel_update_phi_nodes_for_guard.
1796 (vectorize_loops): Remove call to loop_closed_rewrite.
1797 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1800 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1802 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1803 (TARGET_LITTLE_ENDIAN): New macro.
1804 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1805 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1806 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1807 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1808 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1809 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1810 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1811 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1812 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1813 (TARGET_OPTIONS): Delete.
1814 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1815 (CACHE_FLUSH_TRAP): Turn into an integer.
1816 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1817 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1818 -mflush-trap is in use.
1819 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1820 (m32r_cache_flush_trap_string): Delete.
1821 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1822 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1823 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1824 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1825 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1826 -mmodel= and -msdata= handling from...
1827 (m32r_init): ...here.
1828 * config/m32r/m32r.opt: New file.
1830 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1832 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1833 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1834 * tree-vect-analyze.c (vect_object_analysis): additional parm
1835 pass back a "struct ptr_info_def *" with the points-to info.
1836 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1837 statement using info returned from vect_object_analysis.
1838 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1839 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1840 for virtual uses and defs when creating a replacement vector
1841 reference. Call duplicate_ssa_name_ptr_info to define points-to
1842 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1843 (vectorizable_store): copy_virtual_operands and update
1844 definition statements.
1845 (vectorizable_load): copy_virtual_operands. Remove call to
1846 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1847 * tree-vectorizer.c (vectorize_loops): Remove calls to
1848 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1849 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1850 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1851 define macro STMT_VINFO_PTR_INFO for use in accessing.
1852 * tree.h add export of duplicate_ssa_name_ptr_info.
1853 * rs6000.c (altivec_init_builtins): Declare builtin function
1854 __builtin_altivec_mask_for_load to be "const".
1856 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1859 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1860 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1861 assemble_variable on aliases.
1862 * varasm.c (assemble_alias): Set node->alias.
1863 * toplev.c (wrapup_global_declarations): Don't call
1864 rest_of_decl_compilation on aliases again.
1866 2005-03-29 Paul Brook <paul@codesourcery.com>
1868 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1869 * config/arm/arm.c (arm_dbx_register_number): New function.
1870 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1872 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1875 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1876 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1878 2005-03-29 Dale Johannesen <dalej@apple.com>
1880 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1881 $(TREE_H) and $(COVERAGE_H).
1882 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1883 * opts.c (common_handle_option): Enable tree-based value transforms.
1884 * toplev.c (process_options): Ditto.
1885 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1886 refers to references to this type.
1887 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1888 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1889 for may_be_more, may_be_less.
1890 (rtl_gen_pow2_profiler): Adjust.
1891 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1892 (rtl_gen_one_value_profiler): Adjust.
1893 (rtl_gen_const_delta_profiler): Adjust.
1894 * tree-profile.c (tree_gen_interval_profiler): Implement.
1895 (tree_gen_pow2_profiler): Ditto.
1896 (tree_gen_one_value_profiler): Ditto.
1897 (tree_profiling): New.
1898 (pass_tree_profile): Reference it.
1899 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1901 (insn_divmod_values_to_profile): Rename to
1902 rtl_divmod_values_to_profile. Adjust.
1903 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1904 (insn_prefetch_values_to_profile): Adjust.
1905 (rtl_value_profile_transformations): Adjust.
1906 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1907 (gen_mod_pow2): Rename to rtl_mod_pow2.
1908 (gen_mod_subtract): Rename to rtl_mod_subtract.
1909 (divmod_fixed_value_transform): Rename to
1910 rtl_divmod_fixed_value_transform.
1911 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1912 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1913 (rtl_find_values_to_profile): Adjust.
1914 (tree_value_profile_transformations): Implement.
1915 (tree_divmod_values_to_profile): New.
1916 (tree_values_to_profile): New.
1917 (tree_divmod_fixed_value): New.
1918 (tree_mod_pow2): New.
1919 (tree_mod_subtract): New.
1920 (tree_divmod_fixed_value_transform): New.
1921 (tree_mod_pow2_value_transform): New.
1922 (tree_mod_subtract_transform): New.
1923 (tree_find_values_to_profile): Implement.
1924 * profile.c (instrument_values): Free histograms.
1925 (compute_value_histograms): Adjust. Implement tree version.
1927 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1929 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1930 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1931 variable. Output "fldcw" depending on round_mode.
1932 * config/i386/i386.md (UNSPEC_FIST): New.
1933 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1934 New isns patterns to implement lrint and llrint built-ins as x87
1936 (fistdi2, fist<mode>2 splitters): New splitters.
1937 (lrint<mode>2): New expanders.
1939 2005-03-28 Ian Lance Taylor <ian@airs.com>
1941 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1942 0 when calling final_scan_insn.
1944 2005-03-28 Jan Hubicka <jh@suse.cz>
1947 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1950 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1951 types where possible.
1953 2005-03-26 Per Bothner <per@bothner.com>
1955 Make -f[no-]show-column also control non-cpp diagnostics.
1956 * c.opt (fshow-column): Move option from here ...
1957 * common.opt (fshow-column): ... to here.
1958 * diagnostic.c (diagnostic_build_prefix): Only print column number
1959 if flag_show_column.
1961 2005-03-27 Steven Bosscher <stevenb@suse.de>
1963 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1964 vax_output_conditional_branch): New prototypes.
1965 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1966 extracted from vax.md mov and add patterns.
1967 (vax_output_conditional_branch): New function to output conditional
1968 branch instructions.
1969 * vax.md: Use mode macros for arithmetic and mov patterns.
1970 Use code macros for the jump patterns.
1972 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1974 * Makefile.in (libbackend.o): Depend on version files;
1975 add custom generation command.
1977 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1980 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1981 sure that we have a REG before getting its REGNO.
1983 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1986 * builtins.def (BUILT_IN_STRNDUP): New.
1988 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1990 PR tree-optimization/20470
1991 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1994 2005-03-25 Mike Stump <mrs@apple.com>
1996 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1999 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2001 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2002 Use our own structure definitions.
2004 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2005 (fix_truncdfsi2): Allow registers or memory as destination.
2006 When TARGET_PPC_GFXOPT, generate simplified pattern.
2007 (fix_truncdfsi2_internal): Use define_insn_and_split.
2008 (fix_truncdfsi2_internal_gfxopt): New.
2009 (fctiwz): Don't confuse register allocation by giving it no choices.
2011 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2012 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2013 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2014 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2016 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2018 * dominance.c (free_dominance_info): Speed up by freeing et
2019 data structures without maintaining other nodes.
2020 * et-forest.c (et_free_tree_force): New.
2021 * et-forest.h: Add a prototype for et_free_tree_force.
2023 * tree.c (get_set_constructor_bits,
2024 get_set_constructor_bytes): Remove.
2025 * tree.h: Remove the corresponding prototypes.
2027 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2030 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2031 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2032 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2033 PRE_DEC, NEG and NOT.
2035 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2037 * fold-const.c: Convert uses of fold (build (...)) to
2040 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2042 PR rtl-optimization/20249
2043 * cse.c (insert_regs): Do not record equivalence of registers in
2046 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2048 * emit-rtl.c (reverse_comparison): Remove.
2049 * rtl.h: Remove the corresponding prototype.
2051 2005-03-24 James E Wilson <wilson@specifixinc.com>
2053 * doc/install.texi (--enable-altivec): Delete docs.
2055 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2057 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2058 SFmode and DFmode before reload when
2059 flag_unsafe_math_optimizations not enabled.
2061 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2063 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2065 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2066 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2068 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2070 * configure.ac (enable-checking): Add 'runtime' option.
2071 * doc/install.texi (enable-checking): Document 'runtime' checking.
2072 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2073 * config.in: Regenerated.
2074 * configure: Regenerated.
2076 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2078 * optabs.h (enum optab_index): Remove OTI_llrint.
2079 (llrint_optab): Remove macro.
2080 * optabs.c (init_optabs): Remove llrint_optab initialization.
2081 * genopinit.c (optabs): Remove llrint_optab implementation.
2082 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2085 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2087 PR rtl-optimization/20532
2088 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2089 overflow when adding coefficients for PLUS or MINUS.
2090 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2093 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2095 * langhooks.h (truthvalue_conversion): Remove.
2096 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2097 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2098 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2099 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2100 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2102 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2104 * params.def: Fix a typo.
2105 * config/mips/mips.c: Follow the spelling convensions.
2106 * doc/invoke.texi: Fix typos.
2108 2005-03-18 Dale Johannese <dalej@apple.com>
2110 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2112 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2114 Fix PR tree-optimization/20601
2116 * tree-ssa-pre.c (insert_aux): Add missing condition to
2119 2005-03-23 Ian Lance Taylor <ian@airs.com>
2121 * final.c (final_scan_insn): Don't remove no-op instructions.
2122 * reload1.c (reload): Remove simple no-op instructions even when
2125 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2127 PR tree-optimization/20501
2128 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2129 reporting that peeling for alignment is applied moved to...
2130 * (vect_analyze_data_refs_alignment): Here.
2132 2005-03-23 Ian Lance Taylor <ian@airs.com>
2134 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2136 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2138 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2139 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2141 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2143 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2144 imply that this is called once, independent of asms in code.
2145 Adjust to now being pased output and input lists. Mention helper
2146 function decl_overlaps_hard_reg_set_p.
2147 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2148 hook_tree_tree_identity and to take three trees, returning third.
2149 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2151 * stmt.c: include hard-reg-set.h before tree.h.
2152 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2153 (decl_conflicts_with_clobbers_p): Call
2154 decl_overlaps_hard_reg_set_p.
2155 (expand_asm_operands): Pass output and input lists in call to
2156 targetm.md_asm_clobbers.
2157 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2158 hook_tree_tree_tree_tree_3rd_identity.
2159 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2161 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2162 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2163 parameters, first two unused.
2164 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2165 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2166 in constraint letters and MOF is not mentioned as a asm-declared
2167 register in neither of the input and output lists.
2169 2005-03-23 DJ Delorie <dj@redhat.com>
2171 * optabs.c (expand_binop): Make sure the first subword's result
2174 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2176 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2177 Call c_common_truthvalue_conversion rather than
2178 lang_hooks.truthvalue_conversion.
2179 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2180 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2182 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2183 c_common_truthvalue_conversion.
2184 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2185 c_parser_conditional_expression, c_parser_binary_expression): Call
2186 c_objc_common_truthvalue_conversion.
2187 * c-typeck.c (build_unary_op): Call
2188 c_objc_common_truthvalue_conversion.
2189 (build_conditional_expr): Do not call
2190 lang_hooks.truthvalue_conversion.
2191 (build_binary_op): Call c_common_truthvalue_conversion.
2192 (c_objc_common_truthvalue_conversion): Moved from
2193 c-objc-common.c. Call default_function_array_conversion instead
2194 of default_conversion.
2196 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2198 * c-common.h (default_conversion): Remove.
2199 (perform_integral_promotions): Add.
2200 * c-tree.h (default_conversion): Add.
2201 * c-typeck.c (perform_integral_promotions): New, split out from
2203 * c-common.c (check_case_value): Use perform_integral_promotions,
2204 not default_conversion.
2205 (c_add_case_label): Don't continue processing case label after
2206 found to be pointer.
2208 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2210 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2211 the prefix list if we have already added a multilib directory
2213 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2216 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2218 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2220 * reload.h: Remove the prototype for indirect_symref_ok.
2222 * reload1.c (indirect_symref_ok): Make it global.
2223 * reload.h: Add a prototype for indirect_symref_ok.
2225 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2227 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2230 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2232 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2234 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2236 * c-opts.c (c_common_parse_file): Only start/end main source file
2237 if debug hooks says the writer wants it.
2238 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2240 (xcoff_debug_hooks): Ditto.
2241 * debug.c (do_nothing_hooks): Ditto.
2242 * debug.h (gcc_debug_hooks): Ditto.
2243 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2244 * sdbout.c (sdb_debug_hooks): Ditto.
2245 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2247 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2249 * doc/extend.texi: Deprecate C++ min/max operators.
2251 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2253 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2254 artificial original candidates.
2256 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2257 Jan Hubicka <jh@suse.cz>
2258 Steven Bosscher <stevenb@suse.de>
2260 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2261 call cost based on argument sizes.
2262 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2264 * params.def: (max-inline-inssn-single): Set to 450.
2265 (max-inline-insns-auto): Set to 90.
2266 (max-inline-insns-recursive): Set to 450
2267 (max-inline-insns-recursive-auto): Set to 450.
2268 (large-function-insns): Set to 2700.
2269 (inline-call-cost): New parameter.
2270 * tree-inline.c (estimate_move_cost): New function.
2271 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2272 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2274 * tree-inline.h (estimate_move_cost): Declare.
2275 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2276 (max-inline-insns-auto): Change default to 90.
2277 (max-inline-insns-recursive): Change default to 450
2278 (max-inline-insns-recursive-auto): Change default to 450.
2279 (large-function-insns): Change default to 2700.
2280 (inline-call-cost): Document new parameter.
2282 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2284 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2285 (TARGET_DEFAULT): Delete.
2286 * config/i860/i860.opt: New file.
2288 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2290 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2291 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2292 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2293 (frv_sched_lookahead): Delete.
2294 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2295 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2296 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2297 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2298 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2299 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2300 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2301 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2302 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2303 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2304 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2305 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2306 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2307 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2308 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2309 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2310 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2311 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2312 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2313 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2314 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2315 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2316 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2317 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2318 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2319 (frv_sched_lookahead): Delete.
2320 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2321 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2322 (frv_handle_option): New function. Move -mcpu= handling from...
2323 (frv_override_options): ...here. Remove handling of other
2325 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2326 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2327 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2328 and TARGET_NO_MULTI_CE.
2329 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2330 !TARGET_VLIW_BRANCH.
2331 * config/frv/frv.opt: New file.
2333 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2335 * fold-const.c (fold_ternary): Take decomposed arguments of
2337 (fold): Update a call to fold_ternary.
2339 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2340 * tree.h: Add corresponding prototypes.
2342 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2345 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2346 between jump table and its label.
2347 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2348 resp. ADDR_DIFF_VEC and the label preceeding it.
2349 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2350 is emitted in the right section.
2352 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2354 * fold-const.c (fold_unary, fold_binary): Update comments
2357 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2359 PR rtl-optimization/20527
2360 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2361 REG_INC note, test that the register also isn't mentioned in PRED
2364 2005-03-22 Ben Elliston <bje@au.ibm.com>
2366 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2369 2005-03-21 Mike Stump <mrs@apple.com>
2371 * varasm.c (default_assemble_visibility): Remove extra ().
2373 2005-03-21 Roger Sayle <roger@eyesopen.com>
2376 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2377 to determine whether a block can be duplicated, rather than test
2378 whether the block contains noncopyable insns ourselves.
2380 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2382 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2385 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2387 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2389 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2391 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2392 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2393 * config/fr30/fr30.opt: New file.
2395 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2397 Fix PR tree-optimization/20542
2399 * tree-flow-inline.h (overlap_subvar): Move to here.
2400 * tree-ssa-operands.c: From here.
2401 * tree-flow.h (overlap_subvar): Declare.
2402 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2403 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2404 for variables with subvars.
2406 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2409 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2410 * modulo-sched.c (const_iteration_count): Return on NULL
2412 (print_node_sched_params): Return on NULL dump_file.
2413 (generate_reg_moves): Handle reg-anti dependencies and disregard
2414 closing branch when generating register moves.
2415 (sms_schedule): Mark the SMSed block dirty.
2416 * passes.c (rest_of_handle_sms): Call update_life_info for all
2418 * testsuite/gcc.dg/20050321-1.c: New test.
2420 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2422 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2423 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2424 movqi_internal): Likewise.
2426 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2428 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2429 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2430 xtensa_b4const): Delete prototypes.
2431 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2432 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2433 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2434 xtensa_extra_constraint): New prototypes.
2435 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2436 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2437 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2438 move_operand, const_float_1_operand, fpmem_offset_operand,
2439 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2440 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2441 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2442 argument type to HOST_WIDE_INT.
2443 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2444 xtensa_mask_immediate): Likewise.
2445 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2446 Likewise. Also make these functions static.
2447 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2448 (xtensa_const_ok_for_letter_p): New.
2449 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2450 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2451 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2452 move_operand, const_float_1_operand, fpmem_offset_operand,
2453 branch_operator, ubranch_operator, boolean_operator): Move to
2455 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2456 (xtensa_mem_offset): Change return type to bool.
2457 (xtensa_extra_constraint): New.
2458 (gen_int_relational): Update type of const_range_p function pointer.
2459 Use xtensa_b4const_or_zero.
2460 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2461 xtensa_const_ok_for_letter_p. Update comments.
2462 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2463 (PREDICATE_CODES): Delete.
2464 * config/xtensa/xtensa.md: Include predicates.md.
2465 * config/xtensa/predicates.md: New file.
2467 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2469 * config/v850/v850-protos.h: Remove the prototypes for
2470 reg_or_int9_operand, reg_or_const_operand,
2471 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2472 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2473 movsi_source_operand, power_of_two_operand,
2474 not_power_of_two_operand, special_symbolref_operand,
2475 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2476 register_is_ok_for_epilogue.
2477 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2478 reg_or_int9_operand, reg_or_const_operand,
2479 call_address_operand, special_symbolref_operand,
2480 movsi_source_operand, power_of_two_operand,
2481 not_power_of_two_operand, register_is_ok_for_epilogue,
2482 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2483 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2485 * config/v850/v850.h (PREDICATE_CODES): Remove.
2486 * config/v850/v850.md: Include predicates.md.
2487 * config/v850/predicates.md: New.
2489 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2491 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2492 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2493 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2494 (itoolsdir, itoolsdatadir): Move definition above new first use.
2495 (install-itoolsdirs): New rule.
2496 (install-mkheaders): Depend on install-itoolsdirs, not
2497 install-include-dir.
2499 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2501 * tree-into-ssa.c: Remove obsolete comments.
2503 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2505 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2506 unrolling if -fpeel-loops is specified, too.
2507 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2508 Remove superfluous check for flag_unroll_loops.
2510 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2512 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2513 (lrint_optab, llrint_optab): Define corresponding macros.
2514 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2515 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2516 pattern and llrint_optab using llrintdi2 patterns.
2517 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2518 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2519 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2520 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2521 flag_unsafe_math_optimizations is set.
2523 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2525 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2526 simplify_logical, if_then_else_cond, known_cond,
2527 simplify_comparison): Adjust calls to reverse_comparison.
2528 Don't use combine_reversed_comparison_code).
2529 (combine_reversed_comparison_code): Remove.
2530 (reversed_comparison): Using reversed_comparison_code, move it...
2531 * jump.c (reversed_comparison): ... here.
2532 * rtl.h (reversed_comparison): Add prototype.
2534 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2536 * builtins.c (fold_builtin): Take decomposed arguments of
2538 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2539 * gimplify.c (gimplify_call_expr): Likewise.
2540 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2541 * tree.h: Update the prototype of fold_builtin.
2543 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2545 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2546 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2547 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2548 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2549 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2551 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2553 * builtins.c (fold_builtin_1): Take decomposed arguments of
2555 (fold_builtin): Update a call to fold_builtin_1.
2557 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2560 * gcov.c (output_lines): Only output function block summary when
2561 outputting branch information.
2562 * doc/gcov.texi: Document format of preamble and additional block
2565 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2567 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2568 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2569 the defaults false if BITS_PER_UNIT != 8.
2570 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2571 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2572 than BITS_PER_UNIT != 8.
2573 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2574 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2575 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2577 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2578 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2580 2005-03-20 Roger Sayle <roger@eyesopen.com>
2583 * fold-const.c (fold_binary): Fix type mismatch between
2584 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2585 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2586 for non-truth-valued expressions.
2588 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2589 and FUNCTION_DECL in the main switch.
2590 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2591 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2592 we also need to convert their operands to match.
2593 <TRUTH_NOT_EXPR>: Likewise.
2595 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2597 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2598 diagnostic without checking whether an lvalue.
2599 * c-common.h (lvalue_p): Remove.
2600 (enum lvalue_use): Update comment.
2601 (lvalue_or_else): Replace by lvalue_error.
2602 * c-typeck.c (lvalue_p): Make static.
2603 (lvalue_or_else): New. Call lvalue_error.
2605 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2607 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2608 (function_arg_advance): Use rs6000_parm_start.
2609 (function_arg, rs6000_arg_partial_bytes): Likewise.
2611 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2613 * c-common.c (check_case_value): Adjust comment about stripping
2615 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2616 * c-typeck.c (default_conversion, convert_arguments,
2617 build_modify_expr, convert_for_assignment, store_init_value,
2618 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2619 manually. Remove inaccurate comments.
2621 2005-03-20 Roger Sayle <roger@eyesopen.com>
2622 Joseph S. Myers <joseph@codesourcery.com>
2624 * varasm.c (do_assemble_alias): Restore comment describing function.
2625 Annotate the target parameter as potentially unused.
2627 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2630 * config/avr/avr.c (avr_output_function_prologue): Do not use
2631 current_function_name() in a label, use a local label instead.
2633 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2635 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2636 flag_finite_math_only, not flag_unsafe_math_optimizations.
2638 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2640 * builtins.c (fold_builtin_1): Update a call to
2641 targetm.fold_builtin.
2642 * hooks.c (hook_tree_tree_bool_null): Rename to
2643 hook_tree_tree_tree_bool_null. Take one more argument of type
2645 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2646 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2647 hook_tree_tree_tree_bool_null.
2648 * target.h (gcc_target): Update the prototype of fold_builtin.
2649 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2650 arguments of CALL_EXPR.
2651 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2654 2005-03-20 Jan Hubicka <jh@suse.cz>
2656 * cgraph.h (cgraph_node): Add prev_clone pointer.
2657 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2658 (cgraph_clone_node): Produce doubly linked chain.
2660 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2662 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2663 get_nonnull_operand, handle_sentinel_attribute,
2664 check_function_arguments_recurse): Do not strip NOPS from
2666 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2668 * c-format.c (get_constant): Likewise.
2669 * c-parser.c (c_parser_postfix_expression): Likewise.
2670 * c-typeck.c (set_init_index): Likewise.
2671 (convert_arguments): Don't check for NOP_EXPR containing integer
2674 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2676 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2677 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2678 Take decomposed arguments of CALL_EXPR.
2679 (fold_builtin_1): Update calls to the functions mentioned
2682 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2684 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2685 width to have integer type.
2686 (build_enumerator): Require enumerator value to have integer type.
2688 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2690 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2693 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2695 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2696 std=iso9899:199x): Correct descriptions.
2698 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2700 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2703 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2705 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2707 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2708 fold_builtin_memcpy.
2710 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2711 arguments of CALL_EXPR.
2712 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2713 fold_builtin_found, fold_builtin_1): Update calls to
2714 fold_trunc_transparent_mathfn.
2716 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2719 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2720 function pointers on targets that require function pointer
2722 (fold_sign_changed_comparison): Likewise.
2724 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2726 * combine.c (try_combine): When changing the mode of a hard reg, make
2727 sure that doing so is valid.
2729 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2731 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2732 (TARGET_HANDLE_OPTION): Override default.
2733 (avr_handle_option): New function.
2734 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2735 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2736 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2737 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2738 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2739 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2740 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2741 (TARGET_OPTIONS): Delete.
2742 * config/avr/avr.opt: New file.
2744 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2746 * config/m32r/m32r-protos.h: Remove the prototypes for
2747 call_address_operand, symbolic_operand, seth_add3_operand,
2748 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2749 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2750 two_insn_const_operand, move_src_operand,
2751 move_double_src_operand, move_dest_operand,
2752 eqne_comparison_operator, signed_comparison_operator,
2753 large_insn_p, conditional_move_operand, carry_compare_operand,
2754 m32r_block_immediate_operand, extend_operand,
2755 reg_or_eq_int16_operand, int8_operand, and
2756 reg_or_zero_operand.
2757 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2758 seth_add3_operand, int8_operand, cmp_int16_operand,
2759 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2760 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2761 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2762 move_double_src_operand, move_dest_operand,
2763 eqne_comparison_operator, signed_comparison_operator,
2764 extend_operand, small_insn_p, large_insn_p,
2765 conditional_move_operand, carry_compare_operand,
2766 m32r_block_immediate_operand): Move to predicates.md.
2767 (MAX_MOVE_BYTES): Move to m32r.h.
2768 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2769 * config/m32r/m32r.md: Include predicates.md.
2770 * config/m32r/predicates.md: New.
2772 2005-03-18 James E Wilson <wilson@specifixinc.com>
2775 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2778 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2780 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2781 call_address_operand, const_8bit_operand.
2782 * config/mn10300/mn10300.c (call_address_operand,
2783 const_8bit_operand, const_1f_operand): Move to predicates.md.
2784 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2785 * config/mn10300/mn10300.md: Include predicates.md.
2786 * config/mn10300/predicates.md: New.
2788 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2790 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2791 declarations in diagnostics and %E for identifiers, not %s.
2793 2005-03-18 Jan Hubicka <jh@suse.cz>
2794 Dale Johannesen <dalej@apple.com>
2796 * basic-block.h (scale_bbs_frequencies_int,
2797 scale_bbs_frequencies_gcov_type): Declare.
2798 * cfg.c (RDIV): New macro.
2799 (update_bb_frequency_for_threading): Fix.
2800 * basic-block.h (scale_bbs_frequencies_int,
2801 scale_bbs_frequencies_gcov_type): New.
2802 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2803 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2804 scale_bbs_frequencies_int.
2805 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2807 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2809 * config/m32r/m32r-protos.h: Remove the prototypes for
2810 call_address_operand, symbolic_operand, seth_add3_operand,
2811 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2812 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2813 two_insn_const_operand, move_src_operand,
2814 move_double_src_operand, move_dest_operand,
2815 eqne_comparison_operator, signed_comparison_operator,
2816 large_insn_p, conditional_move_operand, carry_compare_operand,
2817 m32r_block_immediate_operand, extend_operand,
2818 reg_or_eq_int16_operand, int8_operand, and
2819 reg_or_zero_operand.
2820 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2821 seth_add3_operand, int8_operand, cmp_int16_operand,
2822 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2823 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2824 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2825 move_double_src_operand, move_dest_operand,
2826 eqne_comparison_operator, signed_comparison_operator,
2827 extend_operand, small_insn_p, large_insn_p,
2828 conditional_move_operand, carry_compare_operand,
2829 m32r_block_immediate_operand): Move to predicates.md.
2830 (MAX_MOVE_BYTES): Move to m32r.h.
2831 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2832 * config/m32r/m32r.md: Include predicates.md.
2833 * config/m32r/predicates.md: New.
2835 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2837 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2838 symbolic_operand, symbolic_memory_operand,
2839 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2840 indexed_memory_operand, move_dest_operand, move_src_operand,
2841 prefetch_cc_operand, prefetch_nocc_operand,
2842 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2843 arith_operand, arith11_operand, pre_cint_operand,
2844 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2845 ireg_operand, int5_operand, uint5_operand, int11_operand,
2846 uint32_operand, arith5_operand, and_operand, ior_operand,
2847 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2848 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2849 shadd_operand, movb_comparison_operator,
2850 cmpib_comparison_operator): Move to predicates.md.
2851 (magic_milli, shadd_constant_p): Make it extern.
2852 * config/pa/pa.h (PREDICATE_CODES): Remove.
2853 * config/pa/pa.md: Include predicates.md.
2854 * config/pa/predicates.md: New.
2856 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2859 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2861 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2862 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2863 config/alpha/freebsd.h, config/alpha/linux.h,
2864 config/alpha/netbsd.h, config/alpha/osf5.h,
2865 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2866 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2867 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2868 doc/cppopts.texi: Update copyright.
2870 2005-03-18 Jan Hubicka <jh@suse.cz>
2873 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2875 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2878 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2883 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2885 * combine.c (gen_binary): Remove.
2886 (known_cond, simplify_shift_const, find_split_point,
2887 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2888 simplify_logical, expand_field_assignment, extract_left_shift,
2889 force_to_mode, if_then_else_cond, apply_distributive_law,
2890 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2891 simplify_comparison, reversed_comparison): Replace with
2892 simplify_gen_binary, simplify_gen_relational or
2893 distribute_and_simplify_rtx.
2894 (distribute_and_simplify_rtx): New function.
2896 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2897 Paolo Bonzini <gcc.gnu.org>
2899 * calls.c (setjmp_call_p, special_function_p): Update comments
2900 at the head of the functions.
2902 2005-03-18 Jan Hubicka <jh@suse.cz>
2904 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2906 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2907 function body should be released; do not proactively release function
2908 bodies in non-unit-at-a-time mode.
2910 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2912 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2913 mno-fp-ret-in-387 multilib variants.
2915 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2917 * common.opt (m): Remove.
2918 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2920 (common_handle_option): Remove OPT_m case.
2922 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2924 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2926 (fold_builtin_1): Update a call to fold_builtin_bitop.
2928 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2930 (fold_builtin_1): Update a call to fold_builtin_signbit.
2932 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2934 PR tree-optimization/20474
2935 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2936 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2938 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2940 * config/h8300/h8300-protos.h: Remove prototypes for
2941 general_operand_src, general_operand_dst, single_one_operand,
2942 single_zero_operand, call_insn_operand,
2943 two_insn_adds_subs_operand, small_call_insn_operand,
2944 jump_address_operand, bit_operand, bit_memory_operand,
2945 stack_pointer_operand, const_int_gt_2_operand,
2946 const_int_ge_8_operand, const_int_qi_operand,
2947 const_int_hi_operand, incdec_operand, bit_operator,
2948 nshift_operator, eqne_operator, gtle_operator,
2949 gtuleu_operator, iorxor_operator.
2950 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2951 h8300_ldm_stm_parallel.
2952 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2954 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2955 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2956 (h8300_ldm_stm_parallel): Make it extern.
2957 (h8300_ldm_parallel, h8300_stm_parallel,
2958 h8300_return_parallel, general_operand_src,
2959 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2960 nibble_operand, reg_or_nibble_operand, single_one_operand,
2961 single_zero_operand, call_insn_operand,
2962 two_insn_adds_subs_operand, small_call_insn_operand,
2963 jump_address_operand, bit_operand, bit_memory_operand,
2964 stack_pointer_operand, const_int_gt_2_operand,
2965 const_int_ge_8_operand, const_int_qi_operand,
2966 const_int_hi_operand, incdec_operand, eqne_operator,
2967 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2968 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2969 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2970 nshift_operator): Move to predicates.md.
2971 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2972 * config/h8300/h8300.md: Include predicates.md.
2973 * config/h8300/predicates.md: New.
2975 2005-03-17 Richard Henderson <rth@redhat.com>
2977 * config.gcc (ia64*-*-hpux*): Add extra_options.
2978 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2979 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2980 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2981 (ia64_tls_size_string, ia64_tune_string): Remove.
2982 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2983 (TARGET_DEFAULT_TARGET_FLAGS): New.
2984 (TARGET_HANDLE_OPTION): New.
2985 (ia64_override_options): Move options parsing ...
2986 (ia64_handle_option): ... here. New.
2987 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2988 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2989 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2990 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2991 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2992 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2993 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2994 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2995 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2996 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2997 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2998 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2999 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3000 TARGET_EARLY_STOP_BITS): Remove.
3001 (TARGET_ILP32): Default false.
3002 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3003 (enum ia64_inline_type): New.
3004 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3005 * config/ia64/ia64.md: Update for new definitions of
3006 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3007 * config/ia64/ia64.opt: New file.
3008 * config/ia64/ilp32.opt: New file.
3010 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3013 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3015 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3017 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3018 instead of MASK_H8300S.
3019 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3020 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3021 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3022 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3023 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3024 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3025 TARGET_SWITCHES): Remove.
3026 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3028 * config/h8300/h8300.opt: New.
3030 * config/alpha/alpha.opt, config/arc/arc.opt,
3031 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3034 2005-03-17 Ian Lance Taylor <ian@airs.com>
3038 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3040 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3041 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3042 (TARGET_HANDLE_OPTION): Override default.
3043 (arc_handle_option): New function.
3044 (arc_init): Remove code to set arch_cpu_string.
3045 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3046 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3047 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3048 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3049 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3050 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3051 (arc_rodata_string, TARGET_OPTIONS): Delete.
3052 * config/arc/arc.opt: New file.
3054 2005-03-17 Richard Henderson <rth@redhat.com>
3056 * doc/extend.texi (Weak Pragmas): New section.
3057 (attribute alias): Clarify that target must be in the same
3060 2005-03-17 Richard Henderson <rth@redhat.com>
3062 * config/alpha/alpha.opt: New file.
3063 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3065 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3066 alpha_fprm_string, alpha_fptm_string): Make static.
3067 (alpha_tls_size_string): Remove.
3068 (alpha_handle_option): New.
3069 (override_options): Update for alpha_cpu/alpha_tune split.
3070 (alpha_file_start): Likewise.
3071 (TARGET_DEFAULT_TARGET_FLAGS): New.
3072 (TARGET_HANDLE_OPTION): New.
3073 * config/alpha/alpha.h (alpha_tune): Declare.
3074 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3075 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3076 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3077 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3078 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3079 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3080 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3081 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3082 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3083 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3084 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3085 (TARGET_DEFAULT): Remove MASK_FP.
3086 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3087 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3088 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3089 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3090 alpha_tls_size_string): Remove.
3091 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3092 (attribute tune): Rename from attribute cpu.
3093 * config/alpha/ev4.md: Update to match.
3094 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3095 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3096 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3097 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3098 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3099 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3101 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3103 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3104 and return without creating new state if before_nops_num is nonzero.
3105 * config/ia64/ia64.md (first_insn): New attribute.
3106 (alloc): Set it to yes.
3108 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3110 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3111 STMT_VINFO_SUBVARS to NULL.
3112 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3114 2005-03-16 Dale Johannesen <dalej@apple.com>
3116 * rtlanal.c (find_first_parameter_load): Rewrite to
3117 return actual first param load or the call if none,
3118 instead of first in block, when not all loads exist.
3120 2005-03-16 Roger Sayle <roger@eyesopen.com>
3122 * optabs.c (expand_copysign_absneg): Make static.
3123 * optabs.h (expand_copysign_absneg): Delete prototype.
3124 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3126 2005-03-16 Richard Henderson <rth@redhat.com>
3129 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3130 (alias_pairs): Rename from output_defs.
3131 (find_decl_and_mark_needed): Split out from assemble_alias.
3132 (do_assemble_alias): New.
3133 (assemble_output_def): Remove.
3134 (finish_aliases_1, finish_aliases_2): New.
3135 (process_pending_assemble_output_defs): Remove.
3136 (assemble_alias): Defer aliases for which we don't yet have a
3137 non-external decl for the target symbol.
3138 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3139 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3140 * toplev.c (compile_file): Use finish_aliases_2 instead of
3141 process_pending_assemble_output_defs.
3142 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3143 (process_pending_assemble_output_defs): Remove.
3145 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3147 Fix PR tree-optimization/20489
3149 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3150 for empty structures.
3152 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3154 Fix PR tree-optimization/20490
3156 * tree-ssa-pre.c (create_expression_by_pieces): Use
3157 force_gimple_operand on result of fold.
3159 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3161 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3162 of closing parenthesis.
3164 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3166 * builtins.c (expand_movstr): Update a call to
3167 fold_builtin_strcpy.
3168 (expand_builtin_strncpy): Update a call to
3169 fold_builtin_strncpy.
3170 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3171 arguments of CALL_EXPR.
3172 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3173 fold_builtin_strncpy.
3174 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3175 * tree.h: Update the prototypes of fold_builtin_strcpy and
3176 fold_builtin_strncpy.
3178 2005-03-16 Steven Bosscher <stevenb@suse.de>
3179 Dorit Naishlos <dorit@il.ibm.com>
3181 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3182 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3185 2005-03-16 Steven Bosscher <stevenb@suse.de>
3187 * tree-inline.c (walk_type_fields, walk_tree,
3188 walk_tree_without_duplicates): Move from here...
3189 * tree.c: ...to here.
3191 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3193 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3194 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3195 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3196 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3197 (version): Define using $(BASEVER_c).
3198 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3200 (version.o): Depend on version files; add custom generation command.
3201 (prefix.o): Define BASEVER on command line.
3202 (s-iov): Depend on version files; adjust command.
3203 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3205 (gcc-vers.texi): New rule.
3206 (doc/%.info, doc/%.dvi): Add -I . to command line.
3207 (doc/gccinstall.dvi): Likewise.
3208 (PACKAGE): Delete. All uses replaced with "gcc".
3209 * aclocal.m4: Do not include gcc-version.m4.
3210 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3211 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3212 Set is_release based on contents of DEV-PHASE.
3213 Set gcc_version based on contents of BASE-VER.
3214 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3215 * config.in, configure: Regenerate.
3216 * gccbug.in: Determine version of GCC in use at runtime.
3217 * gcov-iov.c: Get version number and development phase from
3218 command line, not by including version.c.
3219 * intl.c: Replace all uses of PACKAGE with "gcc".
3220 * libada-mk.in: Delete unused "gcc_version" variable.
3221 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3222 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3223 commentary to match.
3224 (version_string): Put together from pieces.
3225 * config/alpha/x-vms: Do not use $(gcc_version).
3226 * config/i386/t-nwld: Likewise.
3227 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3228 version-GCC and DEVELOPMENT.
3230 2005-03-15 Roger Sayle <roger@eyesopen.com>
3232 PR tree-optimization/17454
3233 * tree.c (tree_size): Add case for TREE_BINFO.
3234 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3235 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3237 2005-03-15 Roger Sayle <roger@eyesopen.com>
3239 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3240 op1 whilst expanding the signed widenening multiply variant.
3242 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3244 * toplev.c (display_target_options): Avoid unused variable warning if
3245 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3246 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3247 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3248 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3249 (mips_isa_info): New variable.
3250 (mips_parse_cpu): Remove the first argument and leave the caller
3252 (TARGET_HANDLE_OPTION): Override default.
3253 (mips_handle_option): New function. Move option validation code from...
3254 (override_options): ...here. Update calls to mips_parse_cpu.
3255 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3256 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3257 (SUBTARGET_TARGET_OPTIONS): Delete.
3258 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3259 (mno-flush-func, mtune=): New options.
3261 2005-03-15 Roger Sayle <roger@eyesopen.com>
3262 Richard Henderson <rth@redhat.com>
3264 * real.c (c4x_single_format, c4x_extended_format): Provide values
3265 for signbit_ro for c4x's single and extended floating point formats.
3266 * optabs.c (expand_copysign): Use the floating point format's
3267 signbit_ro for expanding via expand_copysign_absneg, and it's
3268 signbit_rw field for expanding via expand_copysign_bit.
3270 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3272 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3273 known_alignment_for_access_p.
3274 (known_alignment_for_access_p): New.
3275 (do_peeling_for_alignment): Field made int instead of bool and renamed
3276 to peeling_for_alignment.
3277 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3278 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3279 functionality used to be in vect_analyze_operations.
3280 (vect_analyze_operations): Code to determine vectorization factor was
3281 moved to vect_determine_vectorization_factor.
3282 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3283 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3285 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3286 be part of vect_analyze_operations).
3287 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3288 creating the guard condition, as the number of iterations may be
3290 (slpeel_tree_peel_loop_to_edge): Use new name of
3291 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3292 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3293 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3294 (vect_do_peeling_for_alignment): Use fold.
3295 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3297 (vect_update_inits_of_dr): Renamed to
3298 vect_update_init_of_dr.
3299 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3300 (vectorizable_store): Fix assertion to use == instead of =.
3302 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3304 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3305 call_used_regs for wCG registers.
3307 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3309 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3310 for non-offsettable memory references to cope with outstanding reload
3311 replacements, take 2.
3313 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3316 * config/i386/i386.h (x86_fisttp): New.
3317 (TARGET_FISTTP): New macro.
3318 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3319 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3320 instruction when fisttp flag is set.
3321 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3323 * config/i386/i386.md (type attribute): Add fisttp.
3324 (unit attribute): Set to i387 for fisttp type.
3325 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3326 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3328 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3329 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3331 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3332 patterns for TARGET_FISTTP. Enable patterns for
3333 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3334 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3335 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3336 implement fisttp x87 insn.
3337 (fix_trunc*_i387_fisttp splitters): New patterns.
3338 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3339 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3340 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3342 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3343 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3344 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3345 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3346 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3347 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3348 Disable patterns for TARGET_FISTTP.
3349 (fix_trunc*_i387 splitters): Implement usign mode macros.
3350 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3351 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3352 (fix_trunx*_sse peephole2s): Implement using mode macros.
3354 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3356 PR rtl-optimization/20291
3357 * combine.c (try_combine): If splitting fails, re-try with
3358 original combined pattern, i.e. before clobber stripping.
3360 2005-03-14 Eric Christopher <echristo@redhat.com>
3362 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3363 STACK_GROWS_DOWNWARD.
3365 2005-03-14 Roger Sayle <roger@eyesopen.com>
3367 * real.h (struct real_format): Split the signbit field into two
3368 two fields, signbit_ro and signbit_rw.
3369 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3370 mips_double_format, ieee_extended_motorola_format,
3371 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3372 ieee_extended_intel_128_format, ibm_extended_format,
3373 mips_extended_format, ieee_quad_format, mips_quad_format,
3374 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3375 i370_double_format, c4x_single_format, c4x_extended_format,
3376 real_internal_format): Update initializers for new field.
3377 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3378 real_format structure.
3379 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3380 field of the real_format structure.
3382 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3384 Fix PR tree-optimization/20458
3386 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3387 DECL_EXTERNAL on STRUCT_FIELD tags.
3388 (clear_call_clobbered): Ditto.
3389 * tree-ssa-operands.c (note_addressable): Make sure the original
3390 variable doesn't slip into the addressable list if we have
3392 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3395 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3397 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3398 (-fwide-exec-charset): Likewise.
3399 (-finput-charset): Likewise.
3400 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3401 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3402 * c.opt (Wnormalized): New.
3404 2005-03-14 Devang Patel <dpatel@apple.com>
3406 * doc/invoke.texi: Add reference to Visibility document.
3408 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3410 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3411 MASK_SPLIT_ADDRESSES.
3412 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3413 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3414 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3415 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3416 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3417 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3418 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3419 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3420 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3421 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3422 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3423 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3424 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3425 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3426 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3427 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3428 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3429 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3430 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3431 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3432 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3433 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3434 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3435 (TARGET_EXPLICIT_RELOCS): Delete.
3436 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3437 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3438 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3439 (override_options): Set MASK_LONG64 if -mint64 is given and no
3440 -mlongXX option is. Complain about -mint64 -mlong32.
3441 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3442 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3443 * config/mips/mips.opt: New file.
3445 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3447 * config.gcc (extra_options): New variable for listing option files.
3448 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3449 * configure.ac (extra_opt_files): New AC_SUBST variable.
3450 (tm_file_list, tm_include_list): Include options.h first.
3451 * configure: Regenerate.
3452 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3453 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3454 (s-options-h): New rule.
3455 (options.h): Depend on it.
3456 (TEXI_GCCINT_FILES): Add options.texi.
3457 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3458 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3459 * target.h (gcc_target): Add default_target_flags and handle_option.
3460 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3461 (TARGET_HANDLE_OPTION): New macros.
3462 (TARGET_INITIALIZER): Include them.
3463 * opt-functions.awk (opt_args, nth_arg): New functions.
3464 (switch_flags): Handle the "Target" flag.
3466 (var_name): Use opt_args and nth_arg.
3467 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3468 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3469 macros for the "Mask" and "InverseMask" options.
3470 * opts.h (cl_var_cond): New enum.
3471 (cl_option): Replace the "has_set_value" and "set_value" fields with
3472 "var_cond" and "var_value".
3473 (CL_TARGET): New macro.
3474 (option_enabled, print_filtered_help): Declare.
3475 (decode_options): Move definition.
3476 * opts.c (handle_option): Search for the original option before
3477 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3478 var_cond and var_value fields. Use targetm.handle_option to handle
3480 (decode_options): Set target_flags to targetm.default_target_flags.
3481 (print_filtered_help): Make global. Handle CL_TARGET.
3482 (option_enabled): New function.
3483 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3484 (display_target_options, set_target_switch, print_switch_values)
3485 (default_pch_valid_p): Guard uses of target_switches with
3486 #ifdef TARGET_SWITCHES. Also...
3487 (display_target_options): Display the CL_TARGET entries in cl_options.
3488 (set_target_option): Don't complain about the "" option when
3489 TARGET_SWITCHES is undefined.
3490 (print_switch_values): Use option_enabled.
3491 (default_pch_valid_p): Check cl_options[] when looking for something
3492 that has changed the value of target_flags.
3493 * c.opt: Remove documentation from top of file.
3494 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3495 * doc/sourecebuild.texi: Refer to the new options documentation
3496 instead of c.opt. Document machine-specific .opt files.
3497 * doc/tm.texi (target_flags): Say that this variable is declared
3499 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3500 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3502 * doc/options.texi: New file.
3504 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3507 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3510 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3513 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3514 temporary variable of pointer type if an lvalues is required.
3515 (gimplify_modify_expr_rhs): Request an rvalue from it.
3516 (gimplify_expr): Pass fallback on.
3518 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3520 * cfgbuild.c: Update comments.
3522 2005-03-14 Roger Sayle <roger@eyesopen.com>
3524 PR rtl-optimization/17236
3525 * optabs.c (expand_doubleword_mult): New helper function split out
3526 from expand_binop. Permute the order in which instructions are
3527 emitted to minimize the number of simultaneously live registers.
3528 (expand_binop): Call expand_doubleword_mult to synthesize a double
3529 word multiplication.
3531 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3533 * basic-block.h: Update the prototypes of cached_make_edge and
3535 * cfg.c (cached_make_edge): Take edge_cache representing one
3536 row of the adjacency matrix of edges.
3537 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3538 (make_edges): Initialize edge_cache to represent one row of
3539 the adjacency matrix of edges.
3541 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3543 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3545 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3546 Remove unused removed_phis variable.
3547 (conditional_replacement): Use build1/build2.
3548 (abs_replacement): Use last_and_only_stmt and build1/build2.
3550 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3552 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3553 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3554 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3555 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3556 * c-common.c (handle_novops_attribute): New function.
3557 (c_common_attribute_table): Add "no vops" entry.
3558 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3559 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3560 * tree-ssa-operands.c (get_call_expr_operands): Do not
3561 create virtual operands for calls with ECF_NOVOPS flag.
3562 * tree.h (DECL_IS_NOVOPS): New macro.
3563 (struct tree_decl): Add novops_flag.
3564 (ECF_NOVOPS): New constant.
3566 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3569 * config/i386/i386.c (x86_use_himode_fiop): New.
3570 (x86_use_simode_fiop): Rename from x86_use_fiop.
3571 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3572 (TARGET_USE_HIMODE_FIOP): New.
3573 (x86_use_simode_fiop): Rename from x86_use_fiop.
3574 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3576 * config/i386/i386.md (X87MODEI12): New mode macro define.
3577 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3578 to implement x87 FP compare with HImode input operands.
3579 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3580 Use X87MODEI12 mode macro to handle HImode input operands.
3581 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3582 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3583 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3584 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3585 macro to implement x87 operators with HImode input operands.
3586 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3589 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3591 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3593 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3594 constants invariant.
3596 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3598 * basic-block.h (BB_VISITED): Removed.
3599 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3601 2005-03-14 Falk Hueffner <falk@debian.org>
3604 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3606 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3608 * ggc-zone.c: Fix comment typos.
3610 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3611 stringpool.c, config/mips/mips-protos.h: Update copyright.
3613 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3615 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3616 throughout with its typedef, "rtx".
3617 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3618 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3619 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3620 regs in comment to match code.
3622 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3624 * except.c (check_handled): Make it static.
3625 * except.h: Remove the corresponding prototype.
3627 * function.c (get_func_frame_size): Make it static.
3628 * function.h: Remove the corresponding type.
3630 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3632 * hard-reg-set.h: Remove the corresponding declarations.
3634 * tree-cfg.c (verify_stmts): Check that
3635 bb_for_stmt (stmt) == bb for every PHI node and statement.
3637 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3639 * config.gcc: Remove excess indentation.
3640 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3642 2005-03-13 Roger Sayle <roger@eyesopen.com>
3645 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3646 * fold-const.c (fold_sign_changed_comparison): Likewise.
3647 (fold_binary): Optimize comparisons against widened operands if
3648 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3650 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3652 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3653 (sparc_override_options): Initialize it.
3654 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3656 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3658 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3659 (reg_or_none500mem_operand): New predicate.
3660 (zero_reg_mem_operand): New predicate.
3661 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3662 to reg_or_none500mem_operand.
3663 (extendsfdf2_fpr): Add MEM alternative.
3664 (extenddftf2_internal): Change operand2 predicate to
3665 zero_reg_mem_operand.
3667 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3669 * ggc-zone.c: Rewritten.
3671 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3673 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3674 * config.in: Regenerated.
3675 * configure: Regenerated.
3676 * gengtype.c (write_types_process_field, write_func_for_structure):
3677 Pass new argument to gt_pch_note_object.
3678 * ggc-common.c (struct ptr_data): Add TYPE.
3679 (gt_pch_note_object): Take TYPE argument and save it.
3680 (call_count): Update call to ggc_pch_count_object.
3681 (call_alloc): Update call to ggc_pch_alloc_object.
3682 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3684 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3685 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3686 (ggc_alloc_zone_stat): Delete.
3687 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3688 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3689 (ggc_pch_alloc_object): Update prototypes.
3690 (garbage_zone): Delete.
3691 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3692 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3694 (tree_id_zone): New variable.
3695 (ggc_alloc_cleared_zone): Remove unused.
3696 (ggc_alloc_zone): Define.
3697 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3698 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3699 ggc_alloc_zone_stat.
3700 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3701 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3702 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3703 (make_node_stat): Likewise. Use tree_id_zone.
3705 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3706 Joseph S. Myers <joseph@codesourcery.com>
3708 * configure.ac: Check for MIPS TLS.
3709 * configure: Regenerated.
3710 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3711 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3712 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3713 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3714 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3715 (mips_classify_symbol, mips_symbolic_constant_p)
3716 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3717 (mips_tls_operand_p, mips_call_tls_get_addr)
3718 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3719 (mips_tls_symbol_ref_1): New functions.
3720 (mips_legitimize_address, mips_legitimize_const_move): Call
3721 mips_legitimize_tls_address.
3722 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3724 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3725 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3726 (mips_char_to_class): Document V1_REG.
3727 (HAVE_AS_TLS): Provide default.
3728 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3730 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3732 (tls_get_tp_<mode>): New instruction.
3734 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3736 * configure.ac: Update checks for target tools.
3737 * configure: Regenerated.
3739 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3741 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3743 2005-03-13 Roger Sayle <roger@eyesopen.com>
3745 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3746 more classes of DImode multiplication by constant. Allow both
3747 multiplication by small negative constants (by performing a
3748 multiplication by a positive constant and negating the result) and
3749 multiplications by large powers of two, by using a left shift.
3751 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3753 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3754 of basic blocks into work_stack.
3756 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3757 config/mips/vr.h: Update copyright.
3759 * c-decl.c (c_init_decl_processing): Remove useless calls to
3760 build_function_type.
3762 * builtins.c (fold_trunc_transparent_mathfn,
3763 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3764 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3765 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3766 fold_builtin_strcpy, fold_builtin_strncpy,
3767 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3770 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3773 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3774 variable determinant.
3776 * tree-cfg.c (group_case_labels): Remove local variable type.
3778 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3781 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3784 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3787 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3788 (*movmemqi_insn): Delete.
3789 (*movmemhi): Delete.
3791 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3793 * builtins.c (fold_builtin_classify): Take decomposed
3794 arguments of CALL_EXPR.
3795 (fold_builtin_1): Update a call to fold_builtin_classify.
3797 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3800 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3801 through into call to parser_xref_tag after parse error.
3802 (c_parser_struct_declaration): Consistently return NULL_TREE on
3805 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3807 * tree-flow-inline.h (ref_contains_array_ref): New function.
3808 (lookup_subvars_for_var): Ditto.
3809 (get_subvars_for_var): Ditto.
3810 (var_can_have_subvars): Ditto.
3812 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3813 (struct subvar): New type.
3815 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3817 * tree-optimize.c (init_tree_optimization_passes): Call
3818 pass_create_structure_vars.
3820 * tree-ssa-alias.c: Include vec.h.
3821 (init_alias_info): Don't auto-clear call clobbered on struct-field
3823 (compute_flow_insensitive_aliasing): Handle subvars.
3824 (group_aliases): Handle STRUCT_FIELD aliases.
3825 (setup_pointers_and_addressables): Ditto.
3826 Don't mark variables non-addressable if they still have
3827 addressable subvars.
3828 Also mark subvars addressable when the real variable is marked
3830 (add_pointed_to_var): Try to prune the pointed-to set by only
3831 pointing to subvars when possible.
3832 Otherwise, make sure we set addresses_needed and pt_vars to
3833 properly include subvars.
3834 (bitpos_of_field): New function.
3835 (push_fields_onto_fieldstack): Ditto.
3836 (get_or_create_used_part_for): Ditto.
3837 (create_overlap_variables_for): Ditto.
3838 (find_used_portions): Ditto.
3839 (create_structure_vars): Ditto.
3840 (pass_create_structure_vars): New structure.
3842 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3843 (get_expr_operands): Handle subvars. Also try to turn
3844 COMPONENT_REF accesses into must-defs now that we can accurately
3846 (note_addressable): Try to only mark as addressable those subvars
3847 we know a COMPONENT_REF touches.
3848 (overlap_subvar): New function.
3850 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3851 Handle subvar storing.
3852 (vect_address_analysis): Update caller of vect_object_analysis.
3854 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3856 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3857 (STMT_VINFO_SUBVARS): New macro.
3859 * common.opts: add flag_tree_salias.
3861 * opts.c (decode_options): flag_tree_salias defaults to on.
3863 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3865 * doc/tree-ssa.texi: Document structural alias analysis.
3867 2005-03-12 Steven Bosscher <stevenb@suse.de>
3869 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3870 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3871 * tree-ssa-operands.c (get_expr_operands): Likewise.
3872 (get_expr_operands): Likewise for ERROR_MARK.
3874 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3876 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3879 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3882 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3883 (mark_operand_necessary): Remove local variable ver.
3885 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3886 variable prefix_len.
3888 * value-prof.c (mod_subtract_transform): Remove local variable
3891 * builtins.c (fold_builtin_exponent): Take decomposed
3892 arguments of CALL_EXPR.
3893 (fold_builtin_1): Update a call to fold_builtin_exponent.
3895 * builtins.c (fold_builtin_logarithm): Take decomposed
3896 arguments of CALL_EXPR.
3897 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3899 * c-decl.c (c_init_decl_processing): Remove local variables
3900 ptr_ftype_void and ptr_ftype_ptr.
3902 * gimplify.c (gimplify_expr): Remove local variables r0 and
3905 * reg-stack.c (move_for_stack_reg): Remove local variable
3907 (compare_for_stack_reg): Remove local variable flags_user.
3908 (convert_regs_1): Remove local variable deleted.
3910 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3912 (combine_blocks): Remove local variables exits and new_e.
3914 * tree-inline.c (expand_call_inline): Remove local variable
3917 * tree-ssa-live.c (create_ssa_var_map,
3918 calculate_live_on_entry): Remove local variable snn.
3920 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3922 * c-lex.c (c_lex_with_flags): Add parameter to call to
3925 2005-03-11 Per Bothner <per@bothner.com>
3927 * c-tree.h (struct c_declarator): New id_loc field.
3928 * c-pragma.h (c_lex_with_flags): Take position reference.
3929 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3930 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3931 (c_lex): Pass dummy location to c_lex_with_flags.
3932 * c-parser.c (c_lex_one_token): Set c_token's location using
3933 c_lex_with_flags, instead of input_location, which might be "ahead".
3934 (c_parser_direct_declarator): Set declarator's id_loc from
3936 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3937 declarator's id_loc, rather than probably-imprecise input_location.
3938 (build_id_declarator): Initialize c_declarator's id_loc field.
3940 2005-03-11 Roger Sayle <roger@eyesopen.com>
3943 * builtins.c (expand_builtin_signbit): Force the signbit's word
3944 into an integer register to avoid SUBREGs of floating point modes.
3946 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3948 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3949 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3950 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3951 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3953 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3955 PR rtl-optimization/20306
3956 * expr.c (emit_move_complex): Set try_int false if mode is
3957 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3958 emit_block_move if try_int is true.
3960 2005-03-11 Richard Henderson <rth@redhat.com>
3963 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3964 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3967 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3969 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3970 (TARGET_FIX_VR4130): New macro.
3971 (TARGET_OPTIONS): Add -mfix-vr4130.
3972 (ISA_HAS_MACCHI): New macro.
3973 (ASM_SPEC): Add -mfix-vr4130.
3974 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3975 (override_options): Handle mips_fix_vr4130_string.
3976 (mips_avoid_hazards): Clear all_noreorder_p
3977 if we're working around VR4130 errata and the macc alternatives
3979 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3980 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3981 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3982 (MULTILIB_DEFAULTS): Remove leading "march=".
3983 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3984 if no architecture option is given.
3985 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3987 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3988 * doc/invoke.texi: Document -mfix-vr4130.
3990 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3992 * config/mips/mips.c (override_options): Only warn about -mint64
3993 deprecation if TARGET_INT64.
3995 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3997 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3998 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3999 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4000 are non-specific regarding the nonnull parameter positions.
4001 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4002 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4003 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4004 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4006 * builtins.def: Use the non-specific "nonnull" attibute lists.
4008 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4010 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4011 single_pred_edge, single_succ, single_pred): Improve comments.
4013 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4015 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4016 single_pred_edge, single_succ, single_pred): New inline functions.
4017 * bb-reorder.c (rotate_loop, find_traces_1_round,
4018 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4019 duplicate_computed_gotos): Use the single_succ/pred functions.
4020 * cfganal.c (forwarder_block_p): Ditto.
4021 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4022 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4023 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4024 merge_seq_blocks): Ditto.
4025 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4026 * cfglayout.c (fixup_reorder_chain): Ditto.
4027 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4028 canonicalize_loop_headers, verify_loop_structure): Ditto.
4029 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4030 mfb_update_loops, create_preheader, force_single_succ_latches,
4031 create_loop_notes): Ditto.
4032 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4033 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4034 commit_one_edge_insertion, purge_dead_edges,
4035 cfg_layout_can_merge_blocks_p): Ditto.
4036 * except.c (sjlj_emit_function_enter): Ditto.
4037 * flow.c (init_propagate_block_info): Ditto.
4038 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4039 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4040 insert_insn_end_bb): Ditto.
4041 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4042 find_if_case_2): Ditto.
4043 * lambda-code.c (perfect_nestify): Ditto.
4044 * lcm.c (optimize_mode_switching): Ditto.
4045 * loop-doloop.c (doloop_modify): Ditto.
4046 * loop-init.c (loop_optimizer_init): Ditto.
4047 * loop-iv.c (simplify_using_initial_values): Ditto.
4048 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4049 * loop-unswitch.c (unswitch_loop): Ditto.
4050 * modulo-sched.c (generate_prolog_epilog): Ditto.
4051 * predict.c (combine_predictions_for_insn, estimate_probability,
4052 tree_estimate_probability, last_basic_block_p,
4053 estimate_bb_frequencies): Ditto.
4054 * profile.c (branch_prob): Ditto.
4055 * regrename.c (copyprop_hardreg_forward): Ditto.
4056 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4057 * tracer.c (layout_superblocks): Ditto.
4058 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4059 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4060 cleanup_control_expr_graph, disband_implicit_edges,
4061 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4062 tree_verify_flow_info, tree_make_forwarder_block,
4063 tree_forwarder_block_p, remove_forwarder_block,
4064 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4065 * tree-if-conv.c (tree_if_conversion): Ditto.
4066 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4067 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4068 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4069 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4070 copy_loop_headers): Ditto.
4071 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4072 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4073 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4074 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4075 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4076 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4077 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4078 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4079 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4080 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4081 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4082 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4083 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4084 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4085 slpeel_add_loop_guard): Ditto.
4087 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4089 PR tree-optimization/15784
4090 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4093 * stmt.c (expand_case): Don't change index_type. Convert minval
4096 PR tree-optimization/20130
4097 * fold-const.c (fold): Fold x * -1 into -x.
4099 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4101 PR rtl-optimization/20331
4102 * rtlanal.c (modified_between_p): Check its address first for MEM.
4103 (modified_in_p): Likewise.
4105 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4107 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4109 2005-03-10 Steven Bosscher <stevenb@suse.de>
4111 * expr.c (expand_expr_real_1): If possible, use a conditional
4112 move for expanding MIN_EXPR and MAX_EXPR.
4113 Use temp for moving around rtx-en.
4115 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4118 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4121 2005-03-10 Roger Sayle <roger@eyesopen.com>
4123 * builtins.c (expand_builtin_signbit): Extend to handle floating
4124 point modes wider than the largest integer type, using the
4125 operand_subword_force function to obtain the signbit's word.
4127 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4130 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4131 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4133 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4135 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4137 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4139 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4141 (perform_edge_inserts): Unconditionally call
4142 free_dominator_info.
4144 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4146 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4148 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4150 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4152 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4154 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4156 (rtl_register_value_prof_hooks,
4157 tree_value_profile_transformations,
4158 tree_register_value_prof_hooks): Likewise.
4159 * var-tracking.c (stack_adjust_offset_pre_post,
4160 variable_htab_free, variable_union, dataflow_set_different_2,
4161 count_uses, variable_was_changed, set_frame_base_location,
4162 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4163 vt_add_function_parameters): Likewise.
4164 * varasm.c (named_section_real, named_section, make_decl_rtl,
4165 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4166 const_hash_1, compare_constant, copy_constant, force_const_mem,
4167 output_constant_pool_2, output_constant_pool_1, output_constant,
4168 output_constructor, make_decl_one_only, decl_tls_model,
4169 default_no_named_section, default_elf_select_section_1,
4170 default_unique_section_1): Likewise.
4171 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4172 * vmsdbgout.c (addr_const_to_string): Likewise.
4175 * function.c (struct assign_parm_data_one): Remove last_named
4177 (assign_parm_find_data_types): Don't determine last_named.
4178 Reorder named_parm determination.
4179 (assign_parms): Only setup varargs on the last non-varadic
4182 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4184 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4185 sda base address on medium model.
4187 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4189 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4190 * cfgloop.c (flow_loop_nodes_find): Export.
4191 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4193 * cfgloopmanip.c (fix_loop_structure): New function.
4194 * predict.c (predict_loops): Clean up the loops information.
4195 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4196 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4198 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4199 (rewrite_into_loop_closed_ssa): Declaration changed.
4200 * tree-loop-linear.c (linear_transform_loops): Add argument to
4201 rewrite_into_loop_closed_ssa call.
4202 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4203 * tree-ssa-loop-im.c (move_computations): Ditto.
4204 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4205 * tree-vectorizer.c (vectorize_loops): Ditto.
4206 * tree-optimize.c: Include cfgloop.h.
4207 (execute_todo): Choose whether to call cleanup_tree_cfg or
4208 cleanup_tree_cfg_loop.
4209 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4210 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4211 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4212 cleanup_tree_cfg_loop call.
4213 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4214 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4215 work on part of cfg.
4217 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4220 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4221 with multiple alternatives.
4223 * stmt.c (parse_output_constraint): Fix a typo.
4225 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4227 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4228 assembly directive instead of deprecated "no-generics".
4230 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4232 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4233 for non-offsettable memory references to cope with outstanding reload
4235 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4236 avoid losing outstanding address reloads.
4237 ("reload_outdi", "reload_outdf"): Likewise.
4239 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4241 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4242 code. Add more cbrt transformations.
4244 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4246 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4248 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4250 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4251 NULL_TREE when a given tree is not simplified.
4252 (fold): Return the original tree when any of the functions
4253 mentioned above NULL_TREE.
4255 * fold-const.c (fold_unary, fold_binary): Take decomposed
4256 arguments, code, type, op0, and op1 in case of fold_binary.
4257 (fold): Update calls to fold_unary and fold_binary.
4259 2005-03-09 Roger Sayle <roger@eyesopen.com>
4261 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4262 a fndecl and an arglist instead of a CALL_EXPR, exp.
4264 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4266 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4268 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4270 * expr.c (expand_assignment): Remove orig_to_rtx.
4272 * fold-const.c (int_const_binop): Remove no_overflow.
4274 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4276 * loop-iv.c (get_biv_step_1): Remove lhs.
4278 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4280 * real.c (real_nan): Remove neg.
4282 * function.c (thread_prologue_and_epilogue_insns): Remove i
4285 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4288 * tree-eh.c (tree_could_trap_p): Remove idx.
4290 * tree-into-ssa.c (ann): Remove ann.
4292 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4294 * tree-sra.c (decide_block_copy): Remove inst_count.
4296 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4298 * tree-ssa-loop-im.c (lhs): Remove.
4300 * cfgbuild.c (state, STATE, SET_STATE,
4301 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4303 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4304 (find_basic_blocks): Set the state of each basic block to
4307 2005-03-08 Jeff Law <law@redhat.com>
4309 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4310 goto results in the removal of edges in the CFG, then we need
4311 to recompute dominators.
4313 2005-03-09 Ben Elliston <bje@au.ibm.com>
4315 * c-common.c (c_do_switch_warnings): Comment fix.
4317 2005-03-08 Julian Brown <julian@codesourcery.com>
4319 * Patch from 2005-03-08 reverted for causing regressions and
4320 ppc-darwin bootstrap failure.
4322 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4324 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4325 Define the real function for ppc-darwin.
4326 * c-typeck.c (convert_arguments): Check for target-specific
4327 invalid argument call to unprototyped function.
4328 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4330 * target.h (invalid_arg_for_unprototyped_fn): New field
4332 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4333 default target hook.
4334 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4337 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4339 * c-typeck.c (constructor_stack, constructor_range_stack,
4340 initializer_stack): Make them static.
4342 * cfg.c (rbi_pool): Make it static.
4344 * gimple-low.c (lower_stmt_body): Make it static.
4345 * tree-flow.h: Remove the corresponding prototype. Don't
4348 * sched-deps.c (cache_size): Make it static.
4350 * stor-layout.c (lang_adjust_rli): Make it static.
4352 2005-03-08 Julian Brown <julian@codesourcery.com>
4354 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4355 from being used for symbols with vague linkage when
4356 HAVE_GAS_COMDAT_GROUP is true.
4358 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4360 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4361 nlabel == JUMP_LABEL (jump).
4363 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4365 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4366 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4367 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4368 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4370 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4373 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4374 * c-common.c (handle_returns_twice): New function.
4375 (c_common_attribute_table): Declare eturns_twice' attribute.
4376 * doc/extend.texi: Document eturns_twice' attribute.
4377 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4378 (struct tree_decl): Add returns_twice_flag.
4380 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4382 * tree-ssa-phiopt.c: Fix a comment typo.
4384 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4385 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4386 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4389 2005-03-08 Richard Henderson <rth@redhat.com>
4391 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4392 builtin codes with ctzdi2, clzdi2, popcountdi2.
4393 (struct alpha_builtin_def): Add is_const.
4394 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4395 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4396 (alpha_init_builtins): Init them. Set nothrow and const attributes
4398 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4399 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4400 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4401 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4402 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4403 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4404 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4405 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4406 (TARGET_FOLD_BUILTIN): New.
4407 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4408 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4410 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4412 2005-03-08 Ira Rosen <irar@il.ibm.com>
4414 PR tree-optimization/20122
4415 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4416 condition of access function instead of base.
4418 2005-03-07 Jeff Law <law@redhat.com>
4419 Steven Bosscher <stevenb@suse.de>
4421 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4422 (find_taken_edge): Call find_taken_edge_computed_goto as
4423 appropriate. Allow any gimple invariant rather than just
4424 INTEGER_CST for VAL.
4425 (cleanup_control_flow): Cleanup a computed goto which has turned
4427 (tree_merge_blocks): If block B has any forced labels, move
4428 them to the start of block A.
4429 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4430 computed gotos as well.
4431 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4432 removal of unnecessary computed gotos too.
4433 (lookup_redirection_data): Fix type of INSERT argument. Callers
4436 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4438 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4439 Remove trailing spaces.
4441 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4442 unshare_all_trees): Make them static.
4443 * tree-gimple.h: Remove the corresponding prototypes.
4445 * diagnostic.h: Remove unused prototype
4446 debug_output_buffer.
4447 * modulo-sched.c: Remove unused prototype
4448 set_row_column_for_ps.
4450 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4451 replace_phi_edge_with_variable): Remove unused variable i.
4453 2005-03-07 Per Bothner <per@bothner.com>
4455 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4457 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4460 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4461 bbs on the COND_EXPR instead of the PHI_NODEs.
4462 (candidate_bb_for_phi_optimization): Remove.
4463 (replace_phi_with_stmt): Rename to ...
4464 (replace_phi_edge_with_variable): this and change so that we
4465 replace the phi argument instead of removing the PHI.
4466 (conditional_replacement): Change so we deal with PHI with more
4468 (value_replacement): Likewise.
4469 (abs_replacement): Likewise.
4471 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4473 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4474 output_e500_flip_gt_bit.
4476 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4478 (rs6000_generate_compare): Fix logic to look at the correct bits.
4479 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4481 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4482 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4483 gen_move_from_CR_gt_bit.
4485 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4486 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4487 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4489 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4490 (E500_CR_IOR_COMPARE): New constant.
4492 2005-03-08 Earl Chew <earl_chew@agilent.com>
4493 David Billinghurst <David.Billinghurst@riotinto.com>
4495 * config/i386/host-cygwin.c: New file to support precompiled
4497 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4498 * config.host: Use above files for cygwin host.
4500 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4502 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4503 ordering ops from earlier change.
4505 2005-03-07 Per Bothner <per@bothner.com>
4507 Various fixes to allow us to again build if --enable-mapped-location:
4508 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4509 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4510 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4511 local variable loc. Change logic appropriately.
4512 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4513 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4514 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4515 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4516 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4518 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4520 PR rtl-optimization/19683
4521 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4522 number of bytes, to smallest_int_for_mode. Fix arguments to
4523 REG_CANNOT_CHANGE_MODE_P.
4525 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4527 * reorg.c (relax_delay_slots): Check that the jump is
4528 conditional before trying to invert it.
4530 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4532 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4535 * calls (stack_arg_under_construction): Make it static.
4537 * flow.c (regs_live_at_setjmp): Make it static.
4538 * flow.h: Remove the corresponding prototype.
4540 * reload1.c (reload_startobj, reload_firstobj,
4541 something_needs_operands_changed, reload_inherited,
4542 reload_inheritance_insn, reload_override_in,
4543 reload_spill_index): Make them static.
4545 * recog.c (verify_changes): Make it static.
4546 * recog.h: Remove the corresponding prototype.
4548 * cfgbuild.c (find_sub_basic_blocks): Remove.
4549 * basic-block.h: Remove the corresponding prototype.
4550 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4552 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4554 * tree-ssa-operands.c (check_build_stmt): Remove.
4556 * stor-layout.c (set_alignment): Remove.
4557 * tree.h: Remove the corresponding prototype.
4559 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4561 * tree-ssa-dce.c (control_dependence_map,
4562 visited_control_parents): Make them static.
4564 * cfghooks.c (verify_flow_info): Remove local variable
4567 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4570 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4572 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4574 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4576 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4578 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4579 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4580 PARALLEL for an empty structure.
4582 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4584 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4586 * fold-const.c (fold_binary): Unroll the very first "for"
4589 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4591 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4592 redundant match_code test.
4593 (scc_comparison_operator): Swap match_operand and match_code
4595 (branch_positive_comparison_operator): Same.
4596 (trap_comparison_operator): Use comparison_operator and swap with
4599 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4602 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4603 (out_movhi_r_mr): Read low byte of volatile MEM first.
4604 (out_movhi_mr_r): Write high byte of volatile MEM first.
4606 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4608 * cselib.c (reg_values, reg_values_size): Make them static.
4610 * cse.c (cse_reg_info_table): Make it static.
4612 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4614 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4616 * cse.c (find_best_addr): Use canon_for_address.
4618 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4620 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4621 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4622 SUBREG and MEM, respectively.
4624 * fold-const.c (fold_binary): Use code instead of t.
4626 * fold-const.c (optimize_minmax_comparison): Take decomposed
4627 arguments code, type, op0, and op1 instead of t.
4628 (fold_binary): Update a call to optimize_minmax_comparison.
4630 * fold-const.c (fold_range_test): Take decomposed arguments
4631 code, type, op0, and op1 instead of t.
4632 (fold_binary): Update a call to fold_range_test.
4634 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4635 decomposed arguments code, type, op0, and op1 instead of t.
4636 (fold_binary): Update a call to fold_range_test.
4638 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4640 * fold-const.c (fold_binary): Avoid directly using the original
4641 expression t as much as possible.
4643 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4645 * c-semantics.c (build_stmt): Use TYPE_P instead of
4646 IS_NON_TYPE_CODE_CLASS.
4647 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4648 (NON_TYPE_CHECK): Use TYPE_P instead of
4649 IS_NON_TYPE_CODE_CLASS.
4651 * fold-const.c (fold): Remove handling of binary expressions.
4653 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4655 * doc/c-tree.texi: Wrap comments in @r{}.
4656 * doc/cpp.texi: Likewise.
4657 * doc/cppinternals.texi: Likewise.
4658 * doc/extend.texi: Likewise.
4659 * doc/md.texi: Likewise.
4660 * doc/objc.texi: Likewise.
4661 * doc/sourcebuild.texi: Likewise.
4662 * doc/tm.texi: Likewise.
4665 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4667 * predict.c (apply_return_prediction): Standardize PHI chain
4669 * tree-ssa.c (ssa_redirect_edge): Likewise.
4671 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4672 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4675 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4676 * tree-flow.h: Adjust the prototype for remove_phi_node.
4677 * lambda-code.c (perfect_nestify): Adjust a call to
4680 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4681 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4683 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4684 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4685 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4686 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4688 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4689 of GEN_INT (trunc_int_for_mode (...)).
4690 * loop-iv.c (iv_number_of_iterations): Likewise.
4691 * postreload.c (reload_cse_move2add): Likewise.
4692 * simplify-rtx.c (simplify_const_unary_operation,
4693 simplify_const_binary_operation): Likewise.
4694 * stor-layout.c (get_mode_bounds): Likewise.
4696 * fold-const.c (fold_binary): New.
4697 (fold): Call fold_binary on binary expressions.
4699 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4701 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4702 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4703 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4704 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4705 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4707 2005-03-04 Devang Patel <dpatel@apple.com>
4709 PR tree-optimization/18815
4710 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4711 loops with zero exit edges.
4713 2005-03-04 Devang Patel <dpatel@apple.com>
4715 * doc/invoke.texi: Remove reference to webpage that does not exist.
4717 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4718 Joseph S. Myers <joseph@codesourcery.com>
4721 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4722 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4723 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4724 * pa.c (get_plabel): Change argument to symbol_ref. Call
4725 maybe_get_identifier instead of get_identifier.
4726 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4727 (struct deferred_plabel): Replace name field with symbol field.
4728 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4729 ASM_OUTPUT_EXTERNAL_REAL is defined.
4730 (output_global_address): Use output_addr_const for output of all
4732 (output_deferred_plabels): Use symbol_ref instead of name for address
4734 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4735 ASM_OUTPUT_SYMBOL_REF): New macros.
4736 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4738 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4741 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4743 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4744 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4746 2005-03-04 Jeff Law <law@redhat.com>
4748 * basic-block.h (rediscover_loops_after_threading): Declare.
4749 * tree-ssa-dom.c: Include cfgloop.h.
4750 (tree_ssa_dominator_optimize): Discover loops and some basic
4751 properties. Remove forwarder blocks recreated by loop header
4752 canonicalization. Also mark backedges in the CFG.
4753 * tree-ssa-threadupdate.c: Include cfgloop.h
4754 (rediscover_loops_after_threading): Define.
4755 (struct local_info): New field, JUMP_THREADED.
4756 (prune_undesirable_thread_requests): New function.
4757 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4758 then record that fact for the callers of redirct_edges.
4759 (thread_block): If BB has incoming backedges, then call
4760 prune_undesirable_thraed_requests. Note when we are
4761 going to have to rediscover loop information. Return a
4762 boolean indicating if any jumps were threaded.
4763 (thread_through_all_blocks): Bubble up boolean indicating
4764 if any jumps were threaded.
4765 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4766 (tree-ssa-threadupdate.o): Similarly.
4768 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4770 * fold-const.c (fold_ternary): Unroll the "for" loop to
4773 2005-03-04 Andrew Haley <aph@redhat.com>
4775 * unwind-dw2-fde-glibc.c (struct
4776 unw_eh_callback_data.check_cache): New field.
4777 (frame_hdr_cache): New.
4778 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4779 Cache frame header info.
4781 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4783 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4784 (print_c_condition): Declare.
4785 * read-rtl.c (ptr_loc): New structure.
4786 (ptr_locs, ptr_loc_obstack, joined_conditions)
4787 (joined_conditions_obstack): New variables.
4788 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4789 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4790 (join_c_conditions, print_c_condition): New functions.
4791 (apply_macro_to_string): Associate the new string with the same
4792 source location as the old one.
4793 (add_condition_to_string): Use join_c_conditions.
4794 (read_string): Use set_rtx_ptr_loc to record a filename and line
4795 number for the string.
4796 (read_rtx): Initialize the new variables above.
4797 * genattrtab.c (write_test_expr, write_attr_value): Use
4799 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4800 comment above the GCC_VERSION check.
4801 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4802 Inline the definition of MAYBE_EVAL.
4803 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4804 * genoutput.c (process_template): Likewise.
4805 * genpreds.c (write_predicate_subfunction): Likewise.
4806 (write_predicate_expr): Use print_c_condition.
4807 * genrecog.c (write_cond): Likewise.
4808 * gensupport.c (process_rtx): Use join_c_conditions to join the
4809 conditions of a define_insn_and_split. Record a source location
4810 for the string after the "&&".
4811 (alter_test_for_insn): Use join_c_conditions.
4813 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4816 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4817 PR tree-optimization/15784
4818 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4821 2005-03-04 Ben Elliston <bje@au.ibm.com>
4823 * gcc.c (option_map): Add --coverage.
4824 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4825 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4826 * config/darwin.h: Pass -lgcov for `coverage'.
4827 * doc/invoke.texi (Debugging Options): Document --coverage.
4829 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4831 * gcse.c (bypass_block): Use find_edge wherever possible.
4833 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4837 * c-opts.c (c_common_parse_file): Call start_source_file
4838 and end_source_file at the approriate times.
4840 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4841 the main file, it will be done for us now.
4843 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4845 * fold-const.c (fold_ternary): New.
4846 (fold): Call fold_ternary on ternary expressions. Remove
4847 handling of ternary expressions.
4849 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4851 PR tree-optimization/15784
4852 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4855 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4857 * config/rs6000/predicates.md (branch_comparison_operator):
4858 Convert from C block to conditional format.
4860 2005-03-03 Jan Hubicka <jh@suse.cz>
4862 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4863 and non-constant public variables.
4865 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4867 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4870 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4873 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4874 calls to release_ssa_name and release_phi_node.
4876 * fold-const.c (fold): Remove handling of unary expressions.
4878 * fold-const.c (fold_unary): Avoid directly using the original
4879 expression t as much as possible.
4881 2005-03-03 Roger Sayle <roger@eyesopen.com>
4882 Andrew Pinski <pinskia@physics.uc.edu>
4884 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4885 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4887 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4889 Describe special registers SRP and MOF as allocatable registers.
4890 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4891 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4892 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4893 TARGET_HAS_MUL_INSNS.
4894 (cris_print_operand) <case 'd'>: New case.
4895 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4896 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4898 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4899 (REG_ALLOC_ORDER): Update for MOF.
4900 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4902 (GENERAL_REGS): No longer a define of ALL_REGS.
4903 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4904 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4906 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4907 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4908 (SECONDARY_RELOAD_CLASS): Define.
4909 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4910 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4911 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4912 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4913 (REGISTER_MOVE_COST): Define.
4914 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4915 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4916 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4917 (CRIS_MOF_REGNUM): New define_constants.
4918 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4920 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4922 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4923 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4924 Adjust for MOF being properly described as a register.
4925 (indir_to_reg_split): Name this split. Conditionalize on the
4926 destination register being a general register.
4927 (movei): Conditionalize on on operands 0 and 1 having the same
4930 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4933 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4934 -mcpu to override any other explicitly given flags.
4936 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4938 * recog.c (verify_changes, confirm_change_group): New functions,
4939 broken out of apply_change_group.
4940 (apply_change_group): Use them.
4941 * recog.h (verify_change, confirm_change_group): Declare.
4942 * rtl.h (redirect_jump_2): Declare.
4943 * jump.c (redirect_exp, invert_exp): Delete.
4944 (invert_exp_1): Take second parameter. Return value. Changed caller.
4945 (redirect_jump_2): New function, broken out of redirect_jump.
4946 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4947 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4948 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4950 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4952 * varasm.c (named_section): Use xstrdup rather than doing it by
4955 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4957 2005-03-02 Devang Patel <dpatel@apple.com>
4959 Undo PR tree-optimization/18815 fix.
4961 2005-03-02 Devang Patel <dpatel@apple.com>
4963 PR tree-optimization/18815
4964 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4965 loops with zero exit edges.
4967 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4969 * cfg.c (connect_src, connect_dest, disconnect_src,
4970 disconnct_dest): New.
4971 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4972 redirect_edge_pred): Use the new functions.
4974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4975 free_dominance_info only when needed.
4977 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4980 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4981 (reg_or_sub_cint64_operand): Same.
4983 2005-03-02 Jeff Law <law@redhat.com>
4985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4986 CFG_ALTERED in the main DOM iteration loop.
4988 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4991 * varasm.c (initializer_constant_valid_p): Allow conversions
4992 between OFFSET_TYPEs. Tidy.
4994 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4996 * config/cris/cris.md ("return"): Remove epilogue delay list
4999 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5001 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5003 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5005 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5007 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5008 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5009 config/m68k/m68k.c, config/mips/mips.h,
5010 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5011 doc/include/gcc-common.texi: Update copyright.
5013 PR middle-end/18029 and PR middle-end/18030
5014 * expr.c (optimize_bitfield_assignment_op): Add a special case
5015 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5017 * fold-const.c (fold_unary): New.
5018 (fold): Call fold_unary on unary expressions.
5020 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5022 * cgraph.h (struct cgraph_edge): Add prev_caller and
5024 (cgraph_node_remove_callees): Export.
5025 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5027 (cgraph_edge_remove_callee): New function.
5028 (cgraph_edge_remove_caller): Likewise.
5029 (cgraph_remove_edge): Use.
5030 (cgraph_redirect_edge_callee): Likewise.
5031 (cgraph_node_remove_callees): New function.
5032 (cgraph_node_remove_callers): Likewise.
5033 (cgraph_remove_node): Use.
5034 * tree-optimize.c (tree_rest_of_compilation): Use
5035 cgraph_node_remove_callees instead of manual loop.
5036 * cgraphunit.c (cgraph_finalize_function): Likewise.
5037 (cgraph_expand_function): Likewise.
5038 (cgraph_remove_unreachable_nodes): Likewise.
5040 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5043 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5045 * c-decl.c (undeclared_variable): Take location as argument.
5046 * c-typeck.c (build_external_ref): Likewise.
5047 * c-parser.c (c_parser_postfix_expression): Pass location of
5048 identifier to build_external_ref.
5050 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5052 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5053 CCEQ mode for branch_positive_comparison_operator test.
5054 * config/rs6000/predicates (branch_comparison_operator): Revert to
5056 (scc_comparison_operator): Same.
5057 (branch_positive_comparison_operator): Same.
5059 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5061 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5062 (cris_delay_slots_for_epilogue): Remove.
5063 (save_last): Move into cris_target_asm_function_epilogue.
5064 (cris_target_asm_function_epilogue): Remove tests for file being
5066 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5067 (cris_delay_slots_for_epilogue): Remove prototypes.
5068 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5069 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5071 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5073 * config/rs6000/predicates.md (branch_comparison_operator): Change
5074 to define_special_predicate.
5075 (scc_comparison_operator): Same.
5076 (branch_positive_comparison_operator): Same.
5078 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5080 * Makefile.in (tree-ssa-sink.o): New.
5081 (OBJS-common): Add tree-ssa-sink.o.
5082 * common.opt: Add -ftree-sink
5083 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5084 * timevar.def (TV_TREE_SINK): new timevar.
5085 * tree-flow.h (is_hidden_global_store): Prototype.
5086 * tree-optimize.c (init_tree_optimization_passes): Add
5088 * tree-pass.h (pass_sink_code): New.
5089 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5090 for non-obvious global store store to is_hidden_global_store, and
5091 call that new function.
5092 * tree-ssa-sink.c: New file.
5093 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5094 * doc/passes.texi: Document forward store motion.
5095 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5096 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5097 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5098 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5100 2005-03-01 Per Bothner <per@bothner.com>
5102 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5103 and we have a non-zero column-number, add it to the message.
5104 Also factor out the diagnostic_kind_text.
5106 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5108 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5109 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5110 flow_loop_scan): Removed.
5111 (flow_loop_dump): Do not dump removed fields.
5112 (flow_loop_free): Do not free removed fields.
5113 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5114 (loop_exit_edge_p): New function.
5115 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5116 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5117 num_exits, exits_doms.
5118 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5119 LOOP_EDGES, LOOP_ALL): Removed.
5120 (flow_loop_scan): Declaration removed.
5121 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5122 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5124 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5125 (if_convert): Call flow_loops_find and flow_loops_free
5126 when calling mark_loop_exit_edges.
5127 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5128 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5129 free_dominance_info calls.
5130 * loop-init.c (flow_loops_find): Ditto.
5131 * passes.c (rest_of_handle_branch_prob): Ditto.
5132 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5133 * loop-unroll.c (analyze_insns_in_loop): Do not use
5135 * predict.c (predict_loops): Do not call flow_loop_scan.
5136 Use get_loop_exit_edges.
5137 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5138 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5139 Do not use EDGE_LOOP_EXIT.
5140 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5141 to bb_with_exit_edge_p.
5142 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5143 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5144 to bb_with_exit_edge_p.
5145 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5147 * tree-loop-linear.c (linear_transform_loops): Do not call
5148 flow_loop_scan. Use loop->single_exit.
5149 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5150 (vect_analyze_loop_form): Do not call flow_loop_scan.
5151 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5153 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5155 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5156 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5157 slpeel_tree_duplicate_loop_to_edge_cfg,
5158 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5159 Use loop_preheader_edge and loop->single_exit. Do not call
5162 2005-03-01 Nick Clifton <nickc@redhat.com>
5164 * config/arm/arm.c (thumb_find_work_register): Check all of the
5165 argument registers to see if they are free, and a couple of
5166 special cases where the last argument register but can be proved
5167 to be available during the function's prologue.
5168 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5169 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5170 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5172 (thumb_compute_save_reg_mask): Likewise. Also use
5173 thumb_find_work_register() to ensure that there is agreement about
5174 which work register is going to be used in the prologue.
5175 (thumb_output_function_prologue): Use unsigned long as the type
5176 for the register bit-mask. Also delay pushing the link register if
5177 other high registers are going to be pushed.
5178 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5179 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5180 redundant prototypes.
5182 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5185 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5186 and after reload in REG+REG indexed addresses without REG_POINTER
5187 set in the base and not set in the index.
5189 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5191 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5192 Don't undefine here.
5193 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5194 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5195 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5196 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5197 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5199 * config.gcc (sh*-*-linux*): Use config/linux.h.
5201 2005-02-28 Dale Johannesen <dalej@apple.com>
5202 Stan Shebs <shebs@apple.com>
5204 Rewrite of 64-bit Darwin structure-by-value pass/return.
5205 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5206 intoffset, use_stack, named.
5207 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5208 (rs6000_darwin64_record_arg_advance_flush): New.
5209 (rs6000_darwin64_record_arg_advance_recurse): New.
5210 (rs6000_darwin64_record_arg_flush): New.
5211 (rs6000_darwin64_record_arg_recurse): New.
5212 (rs6000_darwin64_record_arg): New.
5213 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5214 (function_arg_boundary): Handle 128-bit aligned structs.
5215 (function_arg_advance): Rewrite darwin64 struct handling.
5216 (function_arg): Call rs6000_darwin64_record_arg.
5217 (function_arg_partial_nregs): Handle darwin64 structs.
5218 (rs6000_darwin64_function_value): Remove.
5219 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5221 2005-02-28 Roger Sayle <roger@eyesopen.com>
5223 PR tree-optimization/20216
5224 * tree-chrec.c (tree_fold_factorial): Delete.
5225 (tree_fold_binomial): Change argument list to take a return type
5226 and change the type of K to unsigned int. Rewrite to avoid explicit
5227 evaluation of factorials, and (recursively) calling fold to perform
5228 compile-time arithmetic. Return NULL on (internal) overflow.
5229 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5230 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5231 if any intermediate calculation overflows.
5232 (chrec_apply): Update call to chrec_evaluate.
5234 2005-02-28 James E Wilson <wilson@specifixinc.com>
5236 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5238 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5241 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5242 instead of NULL_TREE on error.
5244 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5246 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5247 (EASY_VECTOR_15_ADD_SELF): Remove.
5248 (num_insns_constant_wide): Not static.
5249 (validate_condition_mode): Not static.
5250 (toc_relative_expr_p): Not static.
5251 (legitimate_indirect_address_p): Not static.
5252 (macho_lo_sum_memory_operand): Not static.
5253 (invalid_e500_subreg): Not static.
5254 (easy_vector_same): Not static.
5255 (easy_vector_splat_const): Not static.
5256 (RS6000_SYMBOL_REF_TLS_P): Remove.
5257 (any_operand): Delete.
5258 (any_parallel_operand): Delete.
5259 (count_register_operand): Delete.
5260 (altivec_register_operand): Delete.
5261 (xer_operand): Delete.
5262 (s8bit_cint_operand): Delete.
5263 (short_cint_operand): Delete.
5264 (u_short_cint_operand): Delete.
5265 (non_short_cint_operand): Delete.
5266 (exact_log2_cint_operand): Delete.
5267 (gpc_reg_operand): Delete.
5268 (cc_reg_operand): Delete.
5269 (cc_reg_not_cr0_operand): Delete.
5270 (reg_or_short_operand): Delete.
5271 (reg_or_neg_short_operand): Delete.
5272 (reg_or_aligned_short_operand): Delete.
5273 (reg_or_u_short_operand): Delete.
5274 (reg_or_cint_operand): Delete.
5275 (reg_or_arith_cint_operand): Delete.
5276 (reg_or_add_cint64_operand): Delete.
5277 (reg_or_sub_cint64_operand): Delete.
5278 (reg_or_logical_cint_operand): Delete.
5279 (got_operand): Delete.
5280 (got_no_const_operand): Delete.
5281 (easy_fp_constant): Delete.
5282 (easy_vector_constant): Delete.
5283 (easy_vector_constant_add_self): Delete.
5284 (zero_constant): Delete.
5285 (zero_fp_constant): Delete.
5286 (volatile_mem_operand): Delete.
5287 (offsettable_mem_operand): Delete.
5288 (mem_or_easy_const_operand): Delete.
5289 (add_operand): Delete.
5290 (non_add_cint_operand): Delete.
5291 (logical_operand): Delete.
5292 (non_logical_cint_operand): Delete.
5293 (mask_operand): Delete.
5294 (mask_operand_wrap): Delete.
5295 (mask64_operand): Delete.
5296 (mask64_2_operand): Delete.
5297 (and64_operand): Delete.
5298 (and64_2_operand): Delete.
5299 (and_operand): Delete.
5300 (reg_or_mem_operand): Delete.
5301 (lwa_operand): Delete.
5302 (symbol_ref_operand): Delete.
5303 (call_operand): Delete.
5304 (current_file_function_operand): Delete.
5305 (input_operand): Delete.
5306 (rs6000_nonimmediate_operand): Delete.
5307 (rs6000_tls_symbol_ref): Delete.
5308 (save_world_operation): Delete.
5309 (restore_world_operation): Delete.
5310 (load_multiple_operation): Delete.
5311 (store_multiple_operation): Delete.
5312 (vrsave_operation): Delete.
5313 (mfcr_operation): Delete.
5314 (mtcrf_operation): Delete.
5315 (lmw_operation): Delete.
5316 (stmw_operation): Delete.
5317 (branch_comparison_operator): Delete.
5318 (branch_positive_comparison_operator): Delete.
5319 (scc_comparison_operator): Delete.
5320 (trap_comparison_operator): Delete.
5321 (boolean_operator): Delete.
5322 (boolean_or_operator): Delete.
5323 (min_max_operator): Delete.
5324 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5325 (EASY_VECTOR_15): Moved to here.
5326 (EASY_VECTOR_15_ADD_SELF): Move to here.
5327 (PREDICATE_CODES): Delete.
5328 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5329 Declare functions no longer static.
5330 * config/rs6000/predicates.md: New.
5331 * config/rs6000/rs6000.md: Include predicates.md
5333 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5335 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5336 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5338 * cfgrtl.c (need_fake_edge_p): Likewise.
5339 * combine.c (distribute_notes): Likewise.
5340 * emit-rtl.c (try_split): Likewise.
5341 * recog.c (peephole2_opimize): Likewise.
5342 * reg-notes.def (ALWAYS_RETURN): Remove.
5343 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5344 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5345 * tree.h (ECF_ALWAYS_RETURN): Remove.
5347 2005-02-28 Roger Sayle <roger@eyesopen.com>
5350 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5351 between different machine modes is never a "useless" conversion.
5353 2005-02-28 Geert Bosch <bosch@gnat.com>
5356 * doc/contrib.texi: List contributors for Ada front end
5358 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5360 * simplify-rtx.c (simplify_unary_operation_1,
5361 simplify_const_unary_operation): New, extracted from...
5362 (simplify_unary_operation): ... this one.
5363 (simplify_binary_operation_1,
5364 simplify_const_binary_operation): New, extracted from...
5365 (simplify_binary_operation): ... this one.
5366 * rtl.h (simplify_const_unary_operation,
5367 simplify_const_binary_operation): Add prototypes.
5369 2005-02-28 Julian Brown <julian@codesourcery.com>
5371 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5372 building libjava and caused PR regression/20228.
5374 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5377 * Makefile.in (host_subdir): New.
5378 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5379 * configure: Regenerate.
5381 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5383 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5384 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5385 installation directory first.
5387 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5390 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5391 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5392 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5393 * config/cris/cris.md: Tweak comments referring to Q.
5394 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5395 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5396 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5397 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5398 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5399 Insert spaces in constraints to align alternatives vertically for
5401 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5404 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5406 PR rtl-optimization/17728
5407 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5408 operand 0 from general_operand to move_dest_operand.
5410 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5412 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5413 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5414 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5415 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5417 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5419 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5420 * configure: Regenerate.
5421 * libada-mk.in: Remove CC; rename
5422 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5424 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5427 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5428 for the lhs, also walk over the tree. Likewise for rhs.
5430 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5432 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5433 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5434 Do not propagate value of iv before increment over the increment.
5436 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5438 * c-parser.c: New file.
5439 * c-parse.in: Remove.
5440 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5442 (c-parser.o): Add dependencies.
5443 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5444 maintainer-clean, TAGS): Update.
5445 * c-config-lang.in (gtfiles): Update.
5446 * gengtype-lex.l: Don't handle "@@".
5447 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5448 objc_build_synchronized, objc_begin_try_stmt,
5449 objc_begin_catch_clause, objc_finish_catch_clause,
5450 objc_build_finally_clause, objc_finish_try_stmt): New.
5451 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5453 (c_parse_init): Update comment.
5454 * c-decl.c (c_init_decl_processing): Update comment.
5455 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5456 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5457 new c_declspecs members.
5459 2005-02-25 Julian Brown <julian@codesourcery.com>
5461 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5462 from being used for symbols with vague linkage when
5463 HAVE_GAS_COMDAT_GROUP is true.
5465 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5467 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5469 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5472 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5473 (LIBGCC2_HAS_DF_MODE): New.
5474 (LIBGCC2_HAS_XF_MODE): New.
5475 (LIBGCC2_HAS_TF_MODE): New.
5476 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5477 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5478 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5479 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5480 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5481 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5482 and add _fixtfdi, _fixunstfdi, _floatditf
5483 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5484 L_fixunstfdi, L_floatditf.
5485 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5486 (LIBGCC2_HAS_TF_MODE): Define.
5488 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5490 PR tree-optimization/20204
5491 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5492 REWRITE_THIS_STMT markers on PHI nodes.
5493 (rewrite_initialize_block): Likewise.
5495 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5497 * version.c (version_string): Update to 4.1.
5499 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5501 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5502 Clarify that the alternative way doesn't work in GNU C++.
5504 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5506 PR tree-optimization/19937
5507 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5508 to the type of the induction variable.
5510 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5512 PR rtl-optimization/20117
5513 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5514 the block including noncopyable insn.
5516 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5518 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5519 calls to find_reg_note.
5521 2005-02-24 Richard Henderson <rth@redhat.com>
5524 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5527 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5529 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5530 vector types if to use base reg for misaligned non-word ld/std.
5532 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5535 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5536 dwarf2 label manually and put it after, not before the prologue.
5538 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5541 * reload.c (operands_match_p): Only increment register number for
5542 SCALAR_INT_MODE_P modes in multiple hard registers.
5544 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5547 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5549 * ChangeLog.5: Fix log message typo(s).
5550 * ChangeLog.7: Likewise.
5551 * ChangeLog.tree-ssa: Likewise.
5552 * cfgexpand.c: Fix comment typo(s).
5553 * conflict.c: Likewise.
5554 * defaults.h: Likewise.
5555 * dwarf2out.c: Likewise.
5557 * ggc-page.c: Likewise.
5558 * tree-eh.c: Likewise.
5559 * tree-ssa-dom.c: Likewise.
5561 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5564 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5565 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5566 if SHARED is defined.
5569 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5570 allow splitting only if operands 0 and 3 don't overlap.
5572 2005-02-24 Richard Henderson <rth@redhat.com>
5575 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5576 (fold_builtin_1): Call them.
5577 * fold-const.c (fold_complex_mult_parts): Split out from ...
5578 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5579 (fold_complex_div_parts, fold_complex_div): New.
5581 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5583 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5585 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5586 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5588 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5589 (print_node): Likewise.
5590 Print TYPE_SIZES_GIMPLIFIED.
5592 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5594 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5595 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5596 operands as commutative in constraints.
5598 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5600 * tree-into-ssa.c: Re-organize internal functions.
5602 2005-02-24 Richard Henderson <rth@redhat.com>
5605 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5607 * common.opt (fcx-limited-range): New.
5608 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5609 * toplev.c (flag_complex_method): Initialize to 1.
5610 (process_options): Set flag_complex_method to 0 if
5611 flag_cx_limited_range.
5612 * doc/invoke.texi (-fcx-limited-range): New.
5614 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5616 * cse.c (delete_trivially_dead_insns): Speed up by using
5617 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5620 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5622 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5623 functions when -mid-shared-library is being used.
5625 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5627 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5628 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5629 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5630 * system.h: Poison LINK_LIBGCC_SPECIAL.
5632 2005-02-23 James E Wilson <wilson@specifixinc.com>
5634 * gengtype.c (note_insn_name): Make 1 element larger.
5636 2005-02-23 Roger Sayle <roger@eyesopen.com>
5639 PR rtl-optimization/20097
5640 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5641 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5643 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5645 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5646 * t-aix52 (SHLIB_INSTALL): Same.
5648 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5650 * genpreds.c: Update copyright.
5652 2005-02-23 Michael Beach <michaelb@ieee.org>
5655 * config/sparc/t-elf (startup files): Assemble with CPP.
5657 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5659 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5660 (write_predicate_expr): Likewise.
5662 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5664 PR tree-optimization/20100
5665 PR tree-optimization/20115
5666 * tree-optimize.c (init_tree_optimization_passes): Remove
5667 pass_maybe_create_global_var.
5668 * tree-pass.h (pass_maybe_create_global_var): Remove.
5669 * tree-ssa-alias.c (aliases_computed_p): Declare.
5670 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5671 (count_calls_and_maybe_create_global_var): Remove.
5672 (pass_maybe_create_global_var): Remove.
5673 (init_alias_info): Do not declare aliases_computed_p.
5674 (maybe_create_global_var): If the function contains no
5675 call-clobbered variables and a mix of pure/const and regular
5676 function calls, create .GLOBAL_VAR.
5677 Mark all call-clobbered variables for renaming.
5678 (merge_pointed_to_info): Update comment.
5679 (add_pointed_to_var): Likewise.
5680 (is_escape_site): Likewise.
5681 Accept struct alias_info * instead of size_t *.
5683 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5685 * tree-ssa-operands.c (get_call_expr_operands): If
5686 ALIASES_COMPUTED_P is false, do not add call-clobbering
5688 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5689 (delete_tree_ssa): Likewise.
5691 2005-02-22 James E Wilson <wilson@specifixinc.com>
5693 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5694 (do_compile): Do call it here.
5696 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5698 PR rtl-optimization/20017.
5699 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5700 rest_of_handle_cse2, rest_of_handle_gcse): Call
5701 delete_dead_jumptables immediately before calling cleanup_cfg.
5703 2005-02-22 Devang Patel <dpatel@apple.com>
5706 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5709 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5711 * config/rs6000/aix.h (WINT_TYPE): Define.
5713 2005-02-22 Stan Shebs <shebs@apple.com>
5715 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5716 natural alignment for 64-bit Darwin.
5717 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5719 * doc/invoke.texi: Document this.
5721 2005-02-22 DJ Delorie <dj@redhat.com>
5723 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5724 to make_[un]signed_type, not the mode itself.
5726 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5728 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5729 not available. Use tail calls wherever possible.
5730 (make_edge): Call unchecked_make_edge to create an edge.
5732 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5733 (coalesce_ssa_name): Don't check for
5734 SSANORM_USE_COALESCE_LIST.
5735 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5737 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5739 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5740 (rewrite_into_ssa): ... here.
5742 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5744 PR tree-optimization/19786
5745 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5746 tag to another's may-alias bitmap when adding to the other's list.
5748 2005-02-21 DJ Delorie <dj@redhat.com>
5750 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5751 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5752 registers in unsupported ways.
5753 * expmed.c (init_expmed): Likewise.
5755 2005-02-21 Stan Cox <scox@redhat.com>
5757 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5759 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5761 * tree-cfg.c (fold_cond_expr_cond): New.
5762 (make_edges): Call fold_cond_expr_cond.
5763 (find_taken_edge): Accept nothing but INTEGER_CST.
5764 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5766 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5768 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5769 that do not belong to any basic block.
5771 2005-02-21 Jeff Law <law@redhat.com>
5773 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5776 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5778 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5779 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5780 Adjust their definitions.
5781 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5782 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5784 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5785 genautomata.c, langhooks.c, langhooks.h, system.h,
5786 config/arm/lib1funcs.asm: Update copyright.
5788 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5790 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5792 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5795 * doc/install.texi: Document --with-gc.
5797 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5799 * simplify-rtx.c (simplify_unary_operation): Add a missing
5802 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5804 PR tree-optimization/18663
5805 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5806 if the type has variable bounds.
5808 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5810 * gcse.c: Remove an obsolete comment.
5812 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5814 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5816 * doc/extend.texi (Function Attributes) <Attribute const>: The
5817 attribute "pure" is below this text, not above.
5819 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5821 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5822 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5823 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5825 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5828 * langhooks.h (struct lang_hooks): Add to_target_charset.
5829 * langhooks.c (lhd_to_target_charset): New function.
5830 * langhooks-def.h: Declare lhd_to_target_charset.
5831 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5832 (LANG_HOOKS_INITIALIZER): Update.
5833 * c-common.c (c_common_to_target_charset): New function.
5834 * c-common.h: Declare it.
5835 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5836 c_common_to_target_charset.
5838 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5839 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5841 * system.h: Poison them.
5842 * doc/tm.texi: Don't discuss them.
5843 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5844 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5845 (pp_c_char): Do not attempt to generate letter escapes for
5847 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5848 * config/mips/mips.c (mips_output_ascii): Likewise.
5850 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5852 PR tree-optimization/19951
5853 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5856 2005-02-19 Steven Bosscher <stevenb@suse.de>
5859 * function.h (struct function): New field `max_loop_depth'.
5860 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5861 (flow_loops_find): Reset the max loop depth count before finding loops.
5862 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5863 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5864 (calculate_global_regs_live): Make sure the loop will terminate
5865 when the initial sets are not empty.
5867 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5869 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5871 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5873 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5876 * doc/invoke.texi: Remove documentation of %M spec.
5878 (init_spec): Remove %M suffix from -lgcc_s.
5879 (do_spec_1): Remove 'M' case.
5880 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5881 to put shared libraries in the multilib directory. Remove the
5882 shlib_so_soname substitution variable. Don't add a multilib encoding
5883 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5884 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5885 SHLIB_INSTALL as well as SHLIB_LINK.
5886 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5887 (SHLIB_NAME): Delete.
5888 (SHLIB_DIR): New macro.
5889 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5890 (SHLIB_INSTALL): Adjust accordingly.
5891 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5892 * config/t-slibgcc-sld: Likewise.
5893 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5894 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5895 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5897 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5898 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5899 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5900 Use @shlib_base_name@ instead of @shlib_so_name@.
5901 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5902 and @shlib_base_name@.so in @multilib_dir@.
5903 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5904 to the install path.
5905 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5906 (SHLIB_LINK): Remove previous workaround.
5907 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5908 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5909 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5911 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5912 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5913 (SHLIB_INSTALL): Adjust accordingly.
5914 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5915 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5916 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5917 config/t-slibgcc-elf-ver.
5919 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5920 Jakub Jelinek <jakub@redhat.com>
5922 PR tree-optimization/19828
5923 * tree-ssa-loop-im.c: Add a TODO comment.
5924 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5925 without side-effects.
5927 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5929 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5932 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5934 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5935 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5936 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5938 (ia64_reorg): Delete fixup_errata call.
5939 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5940 (TARGET_SWITCHES): Delete -mb-step entry.
5942 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5945 * c-typeck.c (composite_type): Handle quals in transparent unions.
5946 (type_lists_compatible_p): Likewise.
5948 2005-02-18 Stan Shebs <shebs@apple.com>
5950 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5951 expressions in the .literal8 section.
5953 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5955 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5957 2005-02-18 Roger Sayle <roger@eyesopen.com>
5959 * fold-const.c (constant_boolean_node): Always create values of the
5960 specified type, don't bother calling truthvalue_conversion.
5962 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5964 * except.c (output_function_exception_table): Call
5965 assemble_external_libcall (eh_personality_libfunc).
5967 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5970 * config/ia64/ia64.h (struct machine_function): Add state_num.
5971 * config/ia64/ia64.c (process_epilogue,
5972 process_for_unwind_directive): Use new unwind state numbers each
5973 time rather than state 1.
5975 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5978 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5979 before the "*llgt_didi" pattern.
5981 2005-02-18 Jason Merrill <jason@redhat.com>
5983 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5985 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5987 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5988 (div0): Use it in place of ARM_FUNC_ALIAS.
5989 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5991 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5994 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5995 access, the lower bound of the array type if it exists.
5997 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6000 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6001 cases that are out-of-range for the index type.
6003 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6005 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6006 (estimate_case_costs): Don't call convert.
6007 * expmed.c (expand_shift): Likewise.
6008 (make_tree): Call fold_convert instead of convert.
6010 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6013 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6014 that ref to be marked MEM_READONLY_P doesn't have base that needs
6017 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6019 * genautomata.c (output_get_cpu_unit_code_func,
6020 output_cpu_unit_reservation_p): Don't generate old-style function
6023 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6026 PR tree-optimization/20009
6027 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6029 PR tree-optimization/18947
6030 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6031 inline, remove all nodes that are inlined into the extern inline
6034 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6036 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6037 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6038 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6039 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6042 2005-02-17 Roger Sayle <roger@eyesopen.com>
6044 PR tree-optimization/19917
6045 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6046 to be potentially trapping.
6048 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6050 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6052 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6054 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6055 tem becomes a local variable which is set to the value of the
6056 back end defined INITIAL_FRAME_ADDRESS macro.
6057 (expand_builtin_frame_address): Omit the base parameter to
6058 expand_builtin_return_addr.
6059 (expand_builtin_profile_func): Likewise.
6060 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6061 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6062 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6064 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6066 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6067 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6068 * config/frv/frv.c (frv_function_epilogue): Likewise.
6070 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6072 * lambda-code (perfect_nestify): Remove mark/unmark
6074 * tree-loop-linear.c (linear_transform_loops): Add
6075 rewrite_into_ssa call so that ssa is correct for
6076 rewriting into loop closed.
6078 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6080 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6081 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6083 * bt-load.c (btr_def_live_range, combine_btr_defs,
6084 migrate_btr_def, migrate_btr_defs): Likewise.
6085 * cfgcleanup.c (thread_jump): Likewise.
6086 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6087 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6088 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6089 df_rd_local_compute, df_reg_info_compute): Likewise.
6090 * dominance.c (init_dom_info, free_dom_info): Likewise.
6091 * flow.c (init_propagate_block_info,
6092 free_propagate_block_info): Likewise.
6093 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6094 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6095 modify_reg_pav): Likewise.
6096 * loop-invariant.c (find_defs, find_invariant_insn,
6097 find_invariants, free_inv_motion_data): Likewise.
6098 * predict.c (tree_predict_by_opcode,
6099 estimate_bb_frequencies): Likewise.
6100 * stmt.c (expand_case): Likewise.
6101 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6102 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6103 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6104 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6105 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6106 rewrite_ssa_into_ssa): Likewise.
6107 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6108 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6109 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6110 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6111 * tree-sra.c (tree_sra): Likewise.
6112 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6113 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6114 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6115 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6116 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6117 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6119 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6120 calculate_live_on_entry, calculate_live_on_exit,
6121 build_tree_conflict_graph): Likewise.
6122 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6123 record_important_candidates, set_use_iv_cost, find_depends,
6124 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6125 tree_ssa_iv_optimize_finalize): Likewise.
6126 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6127 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6128 tree_duplicate_loop_to_header_edge): Likewise.
6129 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6130 * tree-ssa.c (verify_flow_insensitive_alias_info,
6131 verify_name_tags, verify_ssa, init_tree_ssa,
6132 delete_tree_ssa): Likewise.
6133 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6134 fini_ssanames): Likewise.
6135 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6137 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6139 * config/rs6000/t-rtems: Completely reworked.
6141 2005-02-17 Ira Rosen <irar@il.ibm.com>
6143 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6145 2005-02-17 Ira Rosen <irar@il.ibm.com>
6147 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6148 POINTER_TYPE_P when checking that type is a pointer.
6149 (vect_get_memtag): Remove.
6150 (vect_address_analysis): Use POINTER_TYPE_P. Call
6151 vect_object_analysis with dummy parameter for memtag.
6152 (vect_object_analysis): Extract memtag (functionality that
6153 used to be in vect_get_memtag and moved here). Fix printings.
6154 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6155 with correct parameters. Remove call to vect_get_memtag.
6157 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6159 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6160 (tree-vectorizer.o): Added missing dependencies.
6162 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6164 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6165 declaration in tree-vectorizer.c, now has an extern declaration in
6167 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6168 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6169 get_vectype_for_scalar_type, vect_is_simple_use,
6170 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6171 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6172 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6173 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6174 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6175 find_loop_location): Likewise.
6177 * tree-vectorizer.c (langhooks.h): #include removed.
6178 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6179 moved to tree-vectorized.h.
6180 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6181 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6182 get_vectype_for_scalar_type, vect_is_simple_use,
6183 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6184 vect_supportable_dr_alignment, new_loop_vec_info,
6185 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6186 vect_set_verbosity_level, find_loop_location): Likewise.
6188 (vect_analyze_loop): Function externalized. Declaration moved to
6189 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6190 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6191 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6192 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6193 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6194 vect_enhance_data_refs_alignment, vect_analyze_operations,
6195 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6196 vect_stmt_relevant_p, vect_get_loop_niters,
6197 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6198 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6199 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6200 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6201 vect_get_memtag): Likewise.
6203 (vectorizable_load): Function externalized. Declaration moved to
6204 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6205 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6206 vect_transform_loop): Likewise.
6207 (vect_transform_stmt): Moved to tree-vect-transform.c.
6208 (vect_align_data_ref, vect_create_destination_var,
6209 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6210 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6211 vect_get_vec_def_for_operand, vect_init_vector,
6212 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6213 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6214 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6215 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6216 vect_do_peeling_for_loop_bound): Likewise.
6218 * tree-vect-analyze.c: New file.
6219 * tree-vect-transform.c: New file.
6221 2005-02-17 Jason Merrill <jason@redhat.com>
6223 PR mudflap/19319, c++/19317
6224 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6227 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6229 * doc/install.texi (Specific): Update link for Darwin-specific
6232 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6234 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6235 constant_boolean_node.
6237 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6240 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6241 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6243 2005-02-16 Richard Henderson <rth@redhat.com>
6246 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6248 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6249 replace uses with Wtype_MAXp1_F.
6250 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6251 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6252 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6253 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6254 and HAVE_TFMODE as appropriate.
6255 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6256 (__floatdisf): Likewise.
6257 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6258 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6259 (Wtype_MAXp1_F): New.
6260 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6261 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6263 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6266 * arm.c (arm_apply_result_size): New function.
6267 * arm.h (APPLY_RESULT_SIZE): Define.
6268 * arm-protos.h (arm_apply_result_size): Add prototype.
6269 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6270 (movxf): New expand.
6271 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6272 (call_value_symbol): Remove predicate for operand 0.
6273 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6274 (untyped_call): Rework to correclty return values for any type.
6275 (untyped_return): New expand.
6276 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6278 2005-02-16 Stan Shebs <shebs@apple.com>
6280 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6281 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6283 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6285 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6286 configure settings on Solaris 7 and later.
6288 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6290 PR tree-optimization/19865
6291 * tree-optimize.c (init_tree_optimization_passes): Run
6292 pass_may_alias after pass_sra.
6294 2005-02-16 Richard Henderson <rth@redhat.com>
6295 Stuart Hastings <stuart@apple.com>
6298 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6299 Do nothing if debug info suppressed for this function.
6300 (dbxout_begin_function): Early exit if debug info suppressed for
6303 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6306 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6308 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6310 PR tree-optimization/19967
6311 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6312 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6313 argument TYPE. Adjust calls to fold_builtin_XXX.
6314 (expand_builtin, fold_builtin_1): Adjust calls to
6316 (fold_builtin_strchr, fold_builtin_strpbrk,
6317 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6318 result to a requested type TYPE.
6320 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6323 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6324 (T)x & (T)cst if (T)cst overflows.
6325 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6326 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6328 2005-02-15 Jeff Law <law@redhat.com>
6330 * gcse.c (blocks_with_calls): New bitmap.
6331 (alloc_gcse_mem): Allocate it.
6332 (free_gcse_mem): Free it.
6333 (clear_modifY_mem_tables): Clear it.
6334 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6335 when we encounter CALL_INSNs.
6336 (compute_transp, case MEM): Handle blocks with calls separate
6337 from blocks without calls. Use bitmap iterators rather than
6340 2005-02-15 Peter O'Gorman <peter@pogma.com>
6343 * mklibgcc.in (vis_hide): Use a temporary object file, not
6346 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6349 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6350 access optimization.
6352 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6353 Alan Modra <amodra@bigpond.net.au>
6356 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6357 (_xlqsub): Rename to __gcc_qsub.
6358 (_xlqmul): Rename to __gcc_qmul.
6359 (_xlqdiv): Rename to __gcc_qdiv.
6360 Provide versioned symbol aliases with old names.
6361 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6362 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6363 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6364 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6365 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6367 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6369 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6370 Fold ~(A - 1) and ~(A + -1) to -A.
6372 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6376 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6377 config/pa/pa-host.c:pa_gt_pch_use_address.
6379 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6381 * tree-vn.c (get_value_handle): Make sure that given an
6382 is_gimple_min_invariant expression, we always return it.
6384 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6386 * passes.c (rest_of_handle_gcse): Fix a comment.
6388 2005-02-15 Jeff Law <law@redhat.com>
6390 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6392 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6393 (canon_list_insert, record_last_mem_set_info): Similarly.
6394 (clear_modify_mem_tables): Similarly.
6396 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6398 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6399 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6400 config/mips/mips.md, config/rs6000/aix.h,
6401 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6403 2005-02-15 Richard Henderson <rth@redhat.com>
6405 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6406 call to be best_edge.
6408 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6410 * basic-block.h: Adjust the prototype for find_basic_blocks.
6411 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6412 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6415 * flow.c (recompute_reg_usage): Remove all arguments.
6416 * passes.c (rest_of_compilation): Adjust the call to
6417 recompute_reg_usage.
6418 * rtl.h: Adjust the prototype for recompute_reg_usage.
6420 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6422 * tree-dump.c (dump_files): Update to reflect new member
6424 (dump_register): Add new argument.
6426 (dump_switch_p_1): Check against glob name if doglob was passed.
6427 (dump_switch_p): Check against regular first, then glob if
6428 we didn't have any hits on the dump name.
6429 * tree-optimize.c (register_one_dump_file):
6430 Pass in glob name as well.
6431 * tree-pass.h (struct dump_file_info): Add glob
6434 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6436 PR preprocessor/16323
6437 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6439 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6442 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6443 (trunctfdf2_internal1): New.
6444 (trunctfdf2_internal2): Renamed from trunctfdf2.
6446 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6448 PR tree-optimization/19853
6449 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6451 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6453 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6454 delete_dead_jumptables and cleanup_cfg.
6456 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6458 * reload.c (find_reloads): Swap address_reloaded flags when
6459 swapping commutative operands.
6461 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6463 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6464 Use standard_iv_increment_position for computing the bsi position
6466 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6469 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6472 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6473 life range of hard registers.
6474 * value-prof.c (insn_prefetch_values_to_profile): Only
6477 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6478 profile in libcalls.
6480 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6482 * bitmap.h (bitmap_and_compl_into): Return bool.
6483 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6485 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6487 PR tree-optimization/19944
6488 * fold-const.c (fold): Re-add ABS_EXPR folding.
6490 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6493 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6494 {TARGET,MASK}_XL_COMPAT.
6495 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6497 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6498 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6500 (rs6000_arg_partial_bytes): Same.
6501 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6502 and XL compatibility enabled.
6503 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6504 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6505 test to final condition.
6506 (cmptf_internal2): New.
6507 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6508 xl-compat. Add TFmode information to description.
6510 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6512 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6514 2005-02-13 Jason Merrill <jason@redhat.com>
6517 * fold-const.c (fold_indirect_ref_1): Split out from...
6518 (build_fold_indirect_ref): Here.
6519 (fold_indirect_ref): New fn.
6520 * tree.h: Declare it.
6521 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6522 (gimplify_modify_expr_rhs): Likewise.
6523 (gimplify_expr): Likewise.
6525 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6527 PR tree-optimization/14303
6528 PR tree-optimization/15784
6529 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6530 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6531 ABS_EXPR<x> != 0 to x != 0.
6533 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6535 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6536 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6537 spelling conventions.
6539 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6540 delete_trivially_dead_insns too many times.
6542 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6545 2005-02-12 Ira Rosen <irar@il.ibm.com>
6547 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6548 (vect_is_simple_iv_evolution): Remove redundant parameter
6550 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6551 without last parameter.
6552 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6553 Return pointer step. Call vect_is_simple_iv_evolution without
6554 last parameter. Check only that the step is multiple of size
6555 type. Remove stmt_vinfo updates.
6556 (vect_get_memtag_and_dr): Remove.
6557 (vect_get_memtag): New function.
6558 (vect_address_analysis): New function.
6559 (vect_object_analysis): New function.
6560 (vect_analyze_data_refs): Call vect_object_analysis and
6561 vect_get_memtag. Update stmt_vinfo fields.
6563 2005-02-12 Ira Rosen <irar@il.ibm.com>
6565 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6566 exist and are objects. Remove checks for pointer.
6567 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6568 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6569 (vect_create_data_ref_ptr): Likewise.
6570 (vect_base_addr_differ_p): New function.
6571 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6572 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6573 Don't set the DR_BASE_NAME field of data-ref.
6574 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6576 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6578 * optabs.h (enum optab_index): Add new OTI_ldexp.
6579 (ldexp_optab): Define corresponding macro.
6580 * optabs.c (init_optabs): Initialize ldexp_optab.
6581 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6583 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6585 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6586 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6588 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6589 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6592 2005-02-12 Ira Rosen <irar@il.ibm.com>
6594 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6596 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6598 (vect_get_base_and_offset): Always return an address.
6599 (vect_create_addr_base_for_vector_ref): Remove treatment for
6600 different data reference types.
6601 (vect_compute_data_ref_alignment): Rename base to base_address in
6602 stmt_vec_info. Get the object in order to force its alignment.
6603 (vect_get_memtag_and_dr): Rename base to base_address in
6604 stmt_vec_info. Extract the object for memtag analysis.
6606 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6608 PR regression/19898.
6609 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6610 changes cc_status, use apply modified_in_p to part of cc_status
6611 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6614 2005-02-11 Richard Henderson <rth@redhat.com>
6616 * tree-complex.c (expand_complex_libcall): New.
6617 (expand_complex_multiplication): Use it for c99 compliance.
6618 (expand_complex_division): Likewise.
6619 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6621 * builtins.c (built_in_names): Remove const.
6622 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6624 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6625 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6626 (built_in_names): Remove const.
6627 * c-common.c (c_common_type_for_mode): Handle complex modes.
6628 * flags.h, toplev.c (flag_complex_method): Rename from
6629 flag_complex_divide_method.
6630 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6631 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6632 * libgcc2.h: Declare them.
6633 * libgcc-std.ver: Export them.
6634 * mklibgcc.in (lib2funcs): Build them.
6636 2005-02-11 Steven Bosscher <stevenb@suse.de>
6638 PR tree-optimization/19876
6639 Partially revert my change from 2005-01-14
6640 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6641 (compute_antic): ...and remove the loop here.
6643 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6646 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6647 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6649 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6650 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6652 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6654 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6655 offsets for the big-endian 32-bit case.
6657 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6659 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6661 2005-02-11 Dale Johannesen <dalej@apple.com>
6663 * cselib.c (cselib_process_insn): Clear out regs where
6664 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6665 * reload.c (find_equiv_reg): Ditto.
6667 2005-02-11 Ian Lance Taylor <ian@airs.com>
6669 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6672 * tree.c (build_function_type_list): Work correctly if there are
6675 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6677 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6678 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6679 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6680 TARGET_ZARCH instead of TARGET_64BIT.
6682 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6684 * config/rs6000/t-rtems:
6685 (MULTILIB_OPTIONS): Remove mcpu=602.
6686 (MUTLILIB_DIRNAMES): Remove m602.
6687 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6688 Let mcpu=602 match mcpu=603.
6689 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6691 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6693 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6696 2005-02-10 David Daney <ddaney@avtrex.com>
6698 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6699 * config/i386/linux-unwind.h: Likewise.
6700 * config/ia64/linux-unwind.h: Likewise.
6701 * config/mips/linux-unwind.h: Likewise.
6702 * config/pa/linux-unwind.h: Likewise.
6703 * config/rs6000/linux-unwind.h: Likewise.
6704 * config/s390/linux-unwind.h: Likewise.
6705 * config/sh/linux-unwind.h: Likewise.
6706 * config/sparc/linux-unwind.h: Likewise.
6708 2005-02-10 Steven Bosscher <stevenb@suse.de>
6710 PR tree-optimization/17549
6711 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6712 TER to replace a DEF with its expression if the DEF and the
6713 rhs of the expression we replace into have the same root
6716 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6718 * config/mips/mips.md: Fix the placement of the match_scratch in the
6721 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6723 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6726 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6728 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6729 (strip_offset): Handle addresses.
6730 (add_address_candidates): Use strip_offset.
6731 (difference_cost): Reflect strip_offset change.
6732 (force_var_cost, difference_cost): Strip nops.
6734 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6736 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6738 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6739 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6740 config/cris/cris-protos.h, config/cris/cris.c: Update
6743 2005-02-10 Jeff Law <law@redhat.com>
6745 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6746 (lookup_avail_expr): Similarly.
6748 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6750 * builtins.c (fold_builtin_powi): New function.
6751 (fold_builtin_1): Call it.
6753 2005-02-10 Steven Bosscher <stevenb@suse.de>
6755 PR documentation/19309
6756 * doc/cpp.texi: The __GNUC__ and related predefined macros
6757 are also defined for the "standalone" cpp.
6758 Some non-GCC compilers may also define __GNUC__.
6760 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6763 * c-typeck.c (common_type): New routine. Old common_type renamed
6765 (c_common_type): ...this.
6766 (build_conditional_expr, build_binary_op): Use c_common_type instead
6769 2005-02-10 Steven Bosscher <stevenb@suse.de>
6771 * doc/md.texi: Replace @samp{length} with @code{length}.
6773 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6775 PR tree-optimization/18687
6776 * tree-flow.h (find_loop_niter): Declare.
6777 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6778 Try using scev even for loops with more than one exit.
6779 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6780 (struct ivopts_data): Added niters field.
6781 (struct nfe_cache_elt): New.
6782 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6784 (tree_ssa_iv_optimize_init): Initialize niters cache.
6785 (determine_number_of_iterations): Removed.
6786 (find_induction_variables): Do not call determine_number_of_iterations.
6787 Access niters for single exit through niter_for_single_dom_exit.
6788 (add_iv_outer_candidates): Access niters for single exit through
6789 niter_for_single_dom_exit.
6790 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6791 number_of_iterations_cond.
6792 (iv_period): New function.
6793 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6794 (may_replace_final_value): Take data argument. Use
6795 niter_for_single_dom_exit.
6796 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6797 (rewrite_use_compare): Pass data to may_eliminate_iv.
6798 (rewrite_use_outer): Pass data to may_replace_final_value.
6799 (free_loop_data): Clean up the niters cache.
6800 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6801 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6802 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6803 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6804 (num_ending_zeros): Moved to tree.c.
6805 * tree.h (num_ending_zeros): Declare.
6806 * tree.c (num_ending_zeros): Moved from tree.c.
6808 2005-02-09 Richard Henderson <rth@redhat.com>
6810 * builtins.c (DEF_BUILTIN): Add COND argument.
6811 * tree.h (DEF_BUILTIN): Likewise.
6812 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6813 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6815 (DEF_BUILTIN_STUB): New.
6816 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6817 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6818 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6819 * c-common.c (DEF_BUILTIN): Add COND argument.
6820 * tree.c (local_define_builtin): New.
6821 (build_common_builtin_nodes): New.
6823 2005-02-09 Roger Sayle <roger@eyesopen.com>
6825 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6826 floating point expression ignoring the sign of the result.
6827 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6828 (fold) <MULT_EXPR>: Use it to simplify x*x.
6829 * tree.h (fold_strip_sign_ops): Prototype here.
6830 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6831 argument. Use fold_strip_sign_ops to simplify the first argument.
6832 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6833 first argument when the second argument is an even integer
6834 constant, but only with -funsafe_math_optimizations.
6835 (fold_builtin_1): Update call to fold_builtin_copysign.
6837 2005-02-09 Ian Lance Taylor <ian@airs.com>
6840 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6841 just check whether EH_FILTER_FAILURE falls through.
6843 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6845 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6846 insns return to ready list in the next turn.
6848 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6851 * builtins.def: New __builtin_powi[lf].
6852 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6853 (expand_builtin_powi): New function.
6854 (expand_builtin): Dispatch to expand_builtin_powi.
6855 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6856 * libgcc2.c: Add __builtin_powi[lf] implementation.
6857 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6858 * optabs.h: Add powi_optab.
6859 * optabs.c (init_optabs): Initialize powi_optab.
6860 * doc/extend.texi: Document __builtin_powi[lf].
6862 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6864 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6867 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6870 * fold-const.c (try_move_mult_to_index): Remove redundant
6871 type argument. Create ADDR_EXPR with correct type.
6872 (fold): Update callers of try_move_mult_to_index. Convert
6873 result to the appropriate type.
6875 2005-02-09 Roger Sayle <roger@eyesopen.com>
6878 * config/avr/avr.c (default_rtx_costs): Delete.
6879 (avr_operand_rtx_cost): New function.
6880 (avr_rtx_costs): Completely rewrite.
6882 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6885 * config/cris/cris.c (in_code): New variable.
6886 (cris_output_addr_const): Now a static function, a wrapper for
6888 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6889 case from old cris_output_addr_const.
6890 (cris_asm_output_label_ref): Similar for LABEL_REF.
6891 (cris_output_addr_const_extra): Similar for UNSPEC.
6892 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6893 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6894 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6896 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6897 (cris_asm_output_label_ref): Declare.
6899 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6901 PR preprocessor/19801
6902 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6903 filenames that changed when libcpp was moved to the toplevel.
6905 2005-02-07 Roger Sayle <roger@eyesopen.com>
6907 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6908 zero extensions of BImode operands. Call lowpart_subreg instead
6909 of gen_lowpart_common and gen_lowpart_SUBREG.
6911 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6914 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6915 * configure.ac: Set cc_for_cross_gnattools.
6916 * configure: Regenerate.
6918 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6921 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6923 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6926 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6927 of nested functions.
6929 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6931 * doc/extend.texi: Document deprecated extensions allowing
6932 static floating-point members to have initializers and allowing
6933 floating-point literals in integral constant expressions.
6935 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6937 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6938 config/darwin7.h, config/mips/mips.c,
6939 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6942 * cse.c: Update comments.
6944 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6947 * builtins.c (fold_builtin_sqrt): Transform
6948 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6951 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6952 Dorit Naishlos <dorit@il.ibm.com>
6954 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6955 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6956 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6958 * tree.h (vect_set_verbosity_level): New extern function declaration
6960 * tree-vectorizer.h (verbosity_levels): New enum type.
6961 * tree-vectorizer.c (vect_debug_stats): Function removed.
6962 (vect_debug_details): Likewise.
6963 (vect_verbosity_level): Global variable was defined and initialized.
6964 (vect_dump): Global variable definition.
6965 (vect_print_dump_info): New function.
6966 (vect_set_dump_settings): New function.
6967 (vect_set_verbosity_level): New function.
6968 (vectorize_loops): Add call to vect_set_dump_settings.
6970 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6971 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6972 (slpeel_tree_peel_loop_to_edge): Likewise.
6974 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6975 appropriate verbosity level instead of call to vect_debug_details
6976 or vect_debug_stats.
6977 (vect_get_base_and_offset):
6978 (vect_create_addr_base_for_vector_ref):
6979 (get_vectype_for_scalar_type):
6980 (vect_create_data_ref_ptr):
6982 (vect_get_vec_def_for_operand):
6983 (vect_finish_stmt_generation):
6984 (vectorizable_assignment):
6985 (vectorizable_operation):
6986 (vectorizable_store):
6987 (vectorizable_load):
6988 (vect_transform_stmt):
6989 (vect_update_ivs_after_vectorizer):
6990 (vect_do_peeling_for_loop_bound):
6991 (vect_update_inits_of_drs):
6992 (vect_do_peeling_for_alignment):
6993 (vect_transform_loop):
6994 (vect_is_simple_use):
6995 (vect_analyze_operations):
6996 (vect_is_simple_iv_evolution):
6997 (vect_analyze_scalar_cycles):
6998 (vect_analyze_data_ref_dependence):
6999 (vect_analyze_data_ref_dependences):
7000 (vect_compute_data_ref_alignment):
7001 (vect_enhance_data_refs_alignment):
7002 (vect_analyze_data_refs_alignment):
7003 (vect_analyze_data_ref_access):
7004 (vect_analyze_data_ref_accesses):
7005 (vect_analyze_pointer_ref_access):
7006 (vect_get_memtag_and_dr):
7007 (vect_analyze_data_refs):
7008 (vect_mark_relevant):
7009 (vect_stmt_relevant_p):
7010 (vect_mark_stmts_to_be_vectorized):
7011 (vect_can_advance_ivs_p):
7012 (vect_get_loop_niters):
7013 (vect_analyze_loop_form):
7014 (vect_analyze_loop):
7015 (vectorize_loops): Likewise.
7017 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7018 (vect_update_inits_of_drs):
7019 (vect_do_peeling_for_alignment):
7020 (vect_transform_loop):
7021 (vect_analyze_operations):
7022 (vect_analyze_scalar_cycles):
7023 (vect_analyze_data_ref_dependences):
7024 (vect_analyze_data_refs_alignment):
7025 (vect_analyze_data_ref_accesses):
7026 (vect_analyze_data_refs):
7027 (vect_mark_stmts_to_be_vectorized):
7028 (vect_get_loop_niters):
7029 (vect_analyze_loop_form):
7030 (vect_analyze_loop): Likewise.
7031 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7033 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7037 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7038 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7039 either -ffast-math or -funsafe-math-optimizations is in use.
7041 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7042 * config/mips/irix-csr.c: New file.
7043 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7044 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7045 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7048 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7050 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7051 redundant, incorrect definitions.
7053 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7055 ("*tls_indirect_call"): New, reference hard regs directly.
7056 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7058 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7060 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7061 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7063 2005-02-06 Roger Sayle <roger@eyesopen.com>
7065 PR rtl-optimization/19800
7066 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7067 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7070 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7072 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7074 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7077 * doc/invoke.texi: Correct documentation of -freorder-functions.
7079 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7082 * doc/invoke.texi: Don't mention gccbug.
7084 2005-02-06 Roger Sayle <roger@eyesopen.com>
7085 Andrew Pinski <pinskia@physics.uc.edu>
7086 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7088 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7089 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7090 into just (zero_extract:SI FOO (const_int 1) BAR).
7092 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7094 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7095 macro locally. Don't give last revision date. Use GCC version
7096 number from gcc-common.texi.
7097 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7098 revision date. Use GCC version number from gcc-common.texi.
7099 Describe being a library as current state rather than as 3.x
7101 * doc/gcc.texi: Remove last update date.
7102 * doc/gccint.texi: Likewise. Update copyright dates.
7103 * doc/install.texi: Update copyright dates.
7105 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7108 * doc/invoke.texi: Mention for each option included in -Wall that
7109 it is included in -Wall.
7110 * doc/gcc.texi: Update copyright and last modification date.
7112 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7114 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7115 unnecessary cast to original induction variable increments.
7117 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7119 PR tree-optimization/18219
7120 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7121 in distributed form.
7123 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7125 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7126 Set bitpos and offset later in the function. Do nothing if the
7127 target is a register and if the bitfield lies completely outside
7129 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7130 here. Return an uninitialised register if the source value is stored
7131 in a register and the bitfield lies completely outside that register.
7133 2005-02-06 Steven Bosscher <stevenb@suse.de>
7135 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7138 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7140 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7142 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7144 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7145 * config/darwin8.h: New.
7146 * config/darwin7.h: Update comment.
7148 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7149 Dorit Naishlos <dorit@il.ibm.com>
7151 * tree-vectorizer.h (LOC): New type.
7152 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7153 (loop_line_number): New field in struct _loop_vec_info.
7154 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7156 * tree-vectorizer.c (input.h): Included.
7157 (find_loop_location): New function.
7158 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7159 loop line number removed.
7160 (vect_debug_details): Likewise.
7161 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7163 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7164 call to vect_debug_details/stats changed from loop to loop_loc.
7165 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7166 (slpeel_tree_peel_loop_to_edge): Likewise.
7168 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7169 changed from NULL to UNKNOWN_LOC.
7170 (vect_get_base_and_offset):
7171 (vect_create_addr_base_for_vector_ref):
7172 (get_vectype_for_scalar_type):
7173 (vect_create_data_ref_ptr):
7175 (vect_get_vec_def_for_operand):
7176 (vect_finish_stmt_generation):
7177 (vectorizable_assignment):
7178 (vectorizable_operation):
7179 (vectorizable_store):
7180 (vectorizable_load):
7181 (vect_transform_stmt):
7182 (vect_update_ivs_after_vectorizer):
7183 (vect_do_peeling_for_loop_bound):
7184 (vect_do_peeling_for_alignment):
7185 (vect_transform_loop):
7186 (vect_is_simple_use):
7187 (vect_analyze_operations):
7188 (vect_is_simple_iv_evolution):
7189 (vect_analyze_scalar_cycles):
7190 (vect_analyze_data_ref_dependences):
7191 (vect_compute_data_ref_alignment):
7192 (vect_enhance_data_refs_alignment):
7193 (vect_analyze_data_ref_access):
7194 (vect_analyze_data_ref_accesses):
7195 (vect_analyze_pointer_ref_access):
7196 (vect_get_memtag_and_dr):
7197 (vect_analyze_data_refs):
7198 (vect_mark_relevant):
7199 (vect_stmt_relevant_p):
7200 (vect_mark_stmts_to_be_vectorized):
7201 (vect_can_advance_ivs_p):
7202 (vect_get_loop_niters):
7203 (vect_analyze_loop):
7204 (vectorize_loops): Likewise.
7206 (vectorizable_load): Argument in call to vect_debug_details/stats
7207 changed from loop to LOOP_LOC (loop_vinfo).
7208 (vect_transform_loop):
7209 (vect_analyze_operations):
7210 (vect_analyze_scalar_cycles):
7211 (vect_analyze_data_ref_dependence):
7212 (vect_enhance_data_refs_alignment):
7213 (vect_analyze_data_ref_accesses):
7214 (vect_analyze_pointer_ref_access):
7215 (vect_analyze_data_refs):
7216 (vect_analyze_loop): Likewise.
7218 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7219 changed from loop to loop_loc.
7221 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7223 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7224 Dorit Naishlos <dorit@il.ibm.com>
7226 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7228 (vect_analyze_data_ref_dependences): Likewise.
7230 (vect_is_simple_use): Argument changed from loop structure to
7231 loop_vect_info structure.
7232 (vect_can_advance_ivs_p): Likewise.
7233 (vect_create_index_for_vector_ref): Likewise.
7234 (vect_update_ivs_after_vectorizer): Likewise.
7235 (new_stmt_vec_info): Likewise.
7237 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7238 changed from loop to loop_vinfo.
7239 (vect_create_data_ref_ptr): First argument in call to
7240 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7241 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7242 was changed from loop to loop_vinfo.
7243 (vectorizable_operation): Likewise.
7244 (vectorizable_store): Likewise.
7245 (vect_mark_stmts_to_be_vectorized): Likewise.
7246 (vect_do_peeling_for_loop_bound): First argument in call to
7247 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7248 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7249 was changed from loop to loop_vinfo.
7250 (vect_analyze_data_ref_dependences): Third argument in call to
7251 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7253 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7254 (vect_create_data_ref_ptr): Likewise.
7255 (vect_init_vector): Likewise.
7256 (vect_get_vec_def_for_operand): Likewise.
7257 (vectorizable_assignment): Likewise.
7258 (vectorizable_operation): Likewise.
7259 (vectorizable_store): Likewise.
7260 (vectorizable_load): Likewise.
7261 (vect_update_ivs_after_vectorizer): Likewise.
7262 (vect_is_simple_use): Likewise.
7263 (vect_analyze_data_ref_dependence): Likewise.
7264 (vect_analyze_pointer_ref_access): Likewise.
7265 (vect_can_advance_ivs_p): Likewise.
7267 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7268 before _stmt_vec_info.
7269 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7270 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7271 (new_stmt_vec_info): Argument changed from loop structure to
7272 loop_vect_info structure
7274 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7275 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7276 (vect_create_addr_base_for_vector_ref): Likewise.
7277 (vect_analyze_pointer_ref_access): Likewise.
7279 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7282 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7283 phi flag if the phi is abnormal.
7285 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7288 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7289 information for the new statement.
7291 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7294 * gcc.c (main): Include the target in -v output.
7296 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7298 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7299 Do not drop the extend if we'd have to add a paradoxical subreg
7300 later. Include optabs.h and insn-codes.h.
7301 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7303 2005-02-02 Roger Sayle <roger@eyesopen.com>
7306 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7307 * fold-const.c (const_binop): Avoid constant folding floating
7308 point operations in modes that use composite representations.
7309 * simplify-rtx.c (simplify_binary_operation): Likewise.
7311 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7313 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7315 (altivec_dstt): Likewise.
7316 (altivec_dstst): Likewise.
7317 (altivec_dststt): Likewise.
7318 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7321 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7323 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7324 EXPR_LOCUS from orig_cond to the new cond_stmt.
7325 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7328 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7330 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7331 standard_iv_increment_position. Remove call to bsi_next
7332 (no need to bump the iterator anymore).
7333 (vect_create_index_for_vector_ref): Call
7334 standard_iv_increment_position. Remove second function argument.
7335 (vect_finish_stmt_generation): Remove call to bsi_next
7336 (no need to bump the iterator anymore).
7337 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7338 to vect_create_index_for_vector_ref.
7340 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7342 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7343 phis are used out of the loop.
7345 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7348 * c-decl.c (undef_nested_function): New variable.
7349 (pop_scope): Diagnose undefined nested functions.
7350 (finish_function): Don't attempt cgraph processing or genericizing
7351 if current top-level function contained an undefined nested
7352 function. Reset undef_nested_function at the end of a top-level
7355 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7357 * tree.c (build_int_cst_type): Take sign of the value into account
7358 when deciding whether sign extend the value.
7360 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7363 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7364 (cpp_options, cc1_options): Change %{std*&ansi} to
7365 %{std*&ansi&trigraphs}.
7367 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7369 * cse.c: Update comments.
7371 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7373 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7374 arguments go on the stack. Do not put complex doubles in odd/even
7377 2005-02-02 Steven Bosscher <stevenb@suse.de>
7379 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7380 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7381 -ftree-pre, and -fthread-jumps.
7383 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7385 PR tree-optimization/19578
7386 * tree-flow.h (modified_noreturn_calls): Declare.
7387 (noreturn_call_p): Declare.
7388 * tree-flow-inline.h (noreturn_call_p): New function.
7389 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7390 * tree-cfg.c (modified_noreturn_calls): New variable.
7391 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7392 that contain a mid-block noreturn call.
7393 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7395 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7397 * df.c (df_def_record_1, df_uses_record): Don't use
7399 * df.h (DF_FOR_REGALLOC): Remove.
7401 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7404 * c-typeck.c (really_start_incremental_init): Reset
7405 constructor_max_index for arrays of incomplete type.
7407 2005-02-02 Jeff Law <law@redhat.com>
7409 * gcse.c (struct reg_set): Store the block index where the register
7410 was set rather than the setting insn.
7411 (record_one_set, compute_transp): Corresponding changes.
7412 (pre_insert_copy_insn): Do not call replace_one_set.
7413 (replace_one_set): Remove.
7415 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7418 * doc/gcov.texi: Fix typo.
7420 2005-02-01 Richard Henderson <rth@redhat.com
7423 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7424 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7426 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7427 * config/i386/i386-protos.h: Update.
7429 2005-02-01 Steven Bosscher <stevenb@suse.de>
7431 PR tree-optimization/19217
7432 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7433 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7434 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7435 that it is walking a PHI node.
7437 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7439 * doc/extend.texi (Nested Functions): Update.
7441 2005-02-01 Richard Henderson <rth@redhat.com>
7444 * optabs.c (expand_copysign_absneg): Export.
7445 * optabs.h (expand_copysign_absneg): Declare.
7446 * config/rs6000/rs6000.md (copysigntf3): New.
7448 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7450 PR tree-optimization/19633
7451 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7452 * tree-ssa-alias.c (init_alias_info): Initialize.
7453 (merge_pointed_to_info): Set.
7454 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7455 (dump_points_to_info_for): Show value of pt_null.
7456 (struct count_ptr_d): Declare.
7457 (find_ptr_dereference): Remove.
7458 (ptr_is_dereferenced_by): Remove.
7459 (count_ptr_derefs): New local function.
7460 (count_uses_and_derefs): New local function.
7461 (compute_points_to_and_addr_escape): Call it. If the number
7462 of dereferences is greater than zero, mark the pointer as
7463 dereferenced. If there are fewer dereferences than uses of
7464 the pointer, the pointer's value escapes.
7466 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7468 PR tree-optimization/19670
7469 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7471 (verify_use): ... set it here, instead.
7473 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7475 * doc/sourcebuild.texi (Test directives): Fix formatting.
7477 * doc/sourcebuild.texi (Test directives): Describe selector
7480 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7482 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7483 specific 64-bit CPUs.
7485 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7488 * arm.c (arm_eliminable_register): New function.
7489 (adjacent_mem_locations): Don't allow eliminable registers. Use
7490 HOST_WIDE_INT for address offsets.
7491 * arm-protos.h (arm_eliminable_register): Add prototype.
7493 2005-02-01 Steven Bosscher <stevenb@suse.de>
7495 PR optimization/15242
7496 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7497 * basic-block.h (duplicate_computed_gotos): Add prototype.
7498 * bb-reorder.c (duplicate_computed_gotos): New function to
7499 duplicate sufficiently small blocks ending in a computed jump.
7500 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7501 if not optimizing for size.
7502 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7503 never do tail merging for blocks ending in a computed jump.
7504 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7506 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7508 Patch from Richard Sandiford <rsandifo@redhat.com>
7509 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7510 from inheriting a subreg equivalence with a non-spill register.
7512 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7514 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7516 * config/frv/frv.c (movcc_fp_destination_operand): New.
7517 (gpr_or_memory_operand): Fix typo in comment.
7518 (gpr_or_memory_operand_with_scratch): New.
7519 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7520 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7521 movcc_fp_destination_operand.
7522 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7523 Legitimize memory addresses using a scratch register.
7525 2005-01-31 Jeff Law <law@redhat.com>
7527 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7528 bitmap a sparse bitmap instead of a simple bitmap.
7529 (mark_def_sites_initialize_block): Corresponding changes.
7530 (ssa_mark_def_sites_initialize_block): Likewise.
7531 (ssa_mark_phi_uses): Likewise.
7532 (mark_def_site, ssa_mark_def_sites): Likewise.
7533 (mark_def_site_blocks): Likewise.
7534 (rewrite_ssa_into_ssa): Likewise.
7536 * tree-ssa-dom.c (record_cond): Pass correct variable type
7537 for last argument to htab_find_slot_with_hash.
7539 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7540 effects when optimizing 0 % X. Do not try to optimize X % 0.
7542 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7544 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7547 2005-02-01 Eric Christopher <echristo@redhat.com>
7549 * config/mips/mips.c (override_options): Warn if -mint64
7551 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7554 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7556 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7558 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7559 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7560 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7561 (cached_regno): Initialize to INVALID_REGNUM.
7562 (cse_reg_info_table_size,
7563 cse_reg_info_table_first_uninitialized,
7564 cse_reg_info_timestamp): New.
7565 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7567 (init_cse_reg_info, get_cse_reg_info_1): New.
7568 (get_cse_reg_info): Cache the last look-up.
7569 (new_basic_block): Update the code to clear mappings from
7570 registers to cse_reg_info entries.
7571 (cse_main): Call init_cse_reg_info.
7573 * cse.c (get_cse_reg_info): Update a comment.
7575 2005-01-31 Steven Bosscher <stevenb@suse.de>
7578 * c-decl.c (start_decl): Do not warn about arrays of elements with
7579 an incomplete type here.
7580 (grokdeclarator): Do it here by making a pedwarn an error.
7581 * c-typeck.c (push_init_level): If there were previous errors with
7582 the constructor type, do not warn about braces for initializers.
7583 (process_init_element): Likewise for excess initializer elements.
7585 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7587 * cse.c (delete_trivially_dead_insn): Don't iterate.
7589 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7591 * config/rs6000/rs6000.md (copysignsf3): New expand.
7592 (copysigndf3): Likewise.
7594 2005-01-31 Steven Bosscher <stevenb@suse.de>
7596 * recog.c (constrain_operands): Only look for earlyclobber operand
7597 conflicts if an '&' constraint was seen.
7599 2005-01-31 Marc Espie <espie@openbsd.org>
7601 * config.gcc: Don't include embedded systems fragment, switches default
7602 debugging format to ELF.
7603 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7604 longer pick it up there.
7606 2005-01-31 Dale Johannesen <dalej@apple.com>
7608 * doc/extend.texi (nested functions): Fix linkage description.
7609 Clarify that static is not allowed.
7611 2005-01-31 Dale Johannesen <dalej@apple.com>
7613 * config/rs6000/darwin.md (movsf_low_di): Make work.
7614 (movdf_low_di): Make work.
7616 2005-01-31 Dale Johannesen <dalej@apple.com>
7618 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7619 Make work for 64 bit.
7621 2005-01-31 Roger Sayle <roger@eyesopen.com>
7622 Dale Johannesen <dalej@apple.com>
7625 * fold-const.c (fold_binary_op_with_conditional_arg):
7626 Make types match original operands, before STRIP_NOPS.
7628 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7630 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7631 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7632 (struct gcc_sigcontext): Delete. Merge contents to..
7633 (struct gcc_ucontext): ..here.
7634 (get_sigcontext): Delete.
7635 (get_regs): New function, like get_sigcontext but return regs ptr.
7636 64-bit version finds regs from r1 to support vdso.
7637 (ppc_linux_aux_vector): New function.
7638 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7641 2005-01-31 Ira Rosen <irar@il.ibm.com>
7643 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7645 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7646 redundant fold. Fix misalignment for MINUS_EXPR.
7647 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7648 (vect_analyze_pointer_ref_access): Likewise.
7649 (vect_get_memtag_and_dr): Likewise.
7651 2005-01-31 Richard Henderson <rth@redhat.com>
7653 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7654 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7655 absnegdf2_i387, absnegxf2_i387): Likewise.
7657 2005-01-31 Richard Henderson <rth@redhat.com>
7660 * optabs.c (expand_copysign_absneg): New.
7661 (expand_copysign_bit): Split out from ...
7662 (expand_copysign): ... here. Use expand_copysign_absneg.
7664 2005-01-30 Roger Sayle <roger@eyesopen.com>
7667 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7668 constant as the second operand and a register as the third.
7670 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7673 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7674 that dllimport'd functions do not use all call-clobbered registers
7677 2005-01-30 Richard Henderson <rth@redhat.com>
7680 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7681 expand_abs_nojump and generalize. Use operand_subword and
7682 emit_no_conflict_block. Support large modes.
7683 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7685 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7686 negation to subtraction.
7687 (expand_copysign): Check that the format has signed zeros.
7688 Use operand_subword and emit_no_conflict_block. Support large modes.
7690 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7692 Fix PR tree-optimization/19624
7694 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7695 * tree-ssa-pre.c: Add cfgloop.h.
7697 (pre_stats): New member, constified.
7698 (inserted_exprs): New static variable.
7699 (NECESSARY): New macro.
7700 (create_expression_by_pieces): Fold the expression, and
7701 mark it as defaulting to not necessary. Also put in
7703 (fully_constant_expression): New function.
7704 (insert_into_preds_of_block): Modify to not insert phis when we
7705 are playing with induction variables.
7706 Push phis onto the inserted_exprs vector, and mark them as not
7707 necessary by default.
7708 (insert_aux): Call fully_constant_expression on eprime.
7709 If all edges produce the same value, mark it constant.
7710 (mark_operand_necessary): New function.
7711 (remove_dead_inserted_code): New function.
7712 (init_pre): Init loop optimizer to get loop info.
7713 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7714 (execute_pre): Commit edge inserts, then remove dead code.
7716 2005-01-30 Richard Henderson <rth@redhat.com>
7718 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7719 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7721 2005-01-30 Richard Henderson <rth@redhat.com>
7724 * config/i386/i386.c (ix86_expand_copysign): New.
7725 (ix86_split_copysign_const): New.
7726 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7727 rearrange op1/nmask operands.
7728 * config/i386/i386-protos.h: Update.
7729 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7730 (copysigndf3): Likewise.
7731 (copysignsf3_const, copysigndf3_const): New.
7732 (copysignsf3_var): Rename from copysignsf3, split out splitter
7733 and fix split predicate for X constraint.
7734 (copysigndf3_var): Similarly.
7736 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7738 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7739 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7740 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7742 2005-01-29 Richard Henderson <rth@redhat.com>
7745 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7746 of # and * in constraints.
7748 2005-01-29 Richard Henderson <rth@redhat.com>
7751 * expr.c (store_field): Don't strip sub-mode cast when the input
7752 data is even smaller.
7754 2005-01-29 Richard Henderson <rth@redhat.com>
7757 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7760 2005-01-29 Richard Henderson <rth@redhat.com>
7762 * combine.c (make_field_assignment): Fix argument order
7765 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7767 PR tree-optimization/15791
7768 * fold-const.c (extract_array_ref): New function.
7769 (fold): Fold comparisons between &a[i] and &a[j] or
7770 semantically equivalent trees.
7772 2005-01-29 Jeff Law <law@redhat.com>
7774 * gcse.c (insert_expr_in_table): Revamp handling of available
7775 and anticipatable occurrence lists to avoid unnecessary list
7777 (insert_set_in_table): Similarly.
7779 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7781 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7783 (c_build_qualified_type): Build qualified array types with
7784 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7785 * c-decl.c (c_make_fname_decl): Build unqualified array type
7786 before qualified type.
7787 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7788 type is qualified, not just if type itself is. Don't apply
7789 qualifiers to array type when declarator is processed. Apply
7790 qualifiers to field type whether or not it is an array type.
7791 Don't handle array types specially for applying qualifiers to
7793 * c-typeck.c (composite_type): Build unqualified element type and
7794 array type when forming composite of array types.
7795 (common_pointer_type, comptypes, comp_target_types,
7796 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7797 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7799 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7800 (args2) in variables a1 and a2.
7802 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7804 * cse.c (n_elements_made, max_elements_made): Remove.
7805 (insert): Don't touch n_elements_made.
7806 (cse_main): Don't touch n_elements_made or max_elements_made.
7808 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7811 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7812 configuration part of dp-bit.c to be lost.
7814 2005-01-28 Roger Sayle <roger@eyesopen.com>
7816 * expmed.c (expand_mult_highpart_optab): When attempting to use
7817 a non-widening multiplication in a wider mode, the operands need
7818 to be converted (zero or sign extended) to that mode.
7820 2005-01-28 Ian Lance Taylor <ian@airs.com>
7824 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7825 through if both operands fall through.
7827 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7829 * cse.c (fold_rtx) <PC>: Don't optimize.
7831 2005-01-28 Jeff Law <law@redhat.com>
7833 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7834 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7836 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7838 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7839 cse_reg_info_used_list_end): Remove.
7840 (cse_reg_info_list, cse_reg_info_list_free): New.
7841 (get_cse_reg_info): When allocating an instance of
7842 cse_reg_info, add it to the beginning of the cse_reg_info_list
7843 list. Remove code to maintain cse_reg_info_used_list.
7844 (new_basic_block): Reset the free list to the beginning of
7847 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7849 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7850 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7851 (frv_expand_mdpackh_builtin): New function.
7852 (frv_expand_builtin): Use it to expand __MDPACKH.
7853 * doc/extend.texi (__MDPACKH): Update documentation.
7855 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7857 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7858 SSE_FLOAT_MODE_P for use_sse computation.
7860 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7863 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7865 2005-01-27 Richard Henderson <rth@redhat.com>
7867 * builtins.c (expand_builtin_copysign): New.
7868 (expand_builtin): Call it.
7869 * genopinit.c (optabs): Add copysign_optab.
7870 * optabs.c (init_optabs): Initialize it.
7871 (expand_copysign): New.
7872 * optabs.h (OTI_copysign, copysign_optab): New.
7873 (expand_copysign): Declare.
7875 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7876 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7878 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7879 (ix86_expand_fp_absneg_operator): ... here.
7880 (ix86_split_copysign): New.
7881 * config/i386/i386-protos.h: Update.
7882 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7883 (copysignsf3, copysigndf3): New.
7885 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7886 (copysignsf3, ncopysignsf3): New.
7887 (copysigndf3, ncopysigndf3): New.
7888 (copysignxf3, ncopysignxf3): New.
7889 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7891 2005-01-27 Arend Bayer <arend.bayer@web.de>
7892 Kazu Hirata <kazu@cs.umass.edu>
7894 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7895 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7896 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7899 2005-01-27 Jeff Law <law@redhat.com>
7901 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7902 definitions of SSA_NAMEs which are not being rewritten.
7903 (rewrite_ssa_into_ssa): Only initialize the current definition
7904 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7905 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7906 SSA_NAMEs before returning.
7908 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7910 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7911 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7912 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7913 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7914 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7916 2005-01-27 Steven Bosscher <stevenb@suse.de>
7919 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7920 higher to -O2 and higher. Likewise for tree PRE.
7921 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7924 2005-01-27 Ian Lance Taylor <ian@airs.com>
7927 * gimple-low.c (try_catch_may_fallthru): New static function.
7928 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7929 * tree-inline.c (expand_call_inline): Don't warn about reaching
7930 the end of a non-void function being inlined if the function uses
7933 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7935 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7938 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7939 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7940 (implicitly_declare): Handle error_mark_node.
7942 2005-01-27 Richard Henderson <rth@redhat.com>
7945 * tree.h (struct tree_decl): Add debug_expr_is_from.
7946 (DECL_DEBUG_EXPR_IS_FROM): New.
7947 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7948 * dwarf2out.c (dwarf2out_var_location): Update to match.
7949 * tree-outof-ssa.c (create_temp): Likewise.
7950 * var-tracking.c (track_expr_p): Likewise.
7951 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7952 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7953 * toplev.c (default_tree_printer): Likewise.
7955 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7957 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7958 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7960 2005-01-27 Steven Bosscher <stevenb@suse.de>
7962 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7963 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7964 ASM_CLOBBERS): Add tree checks.
7966 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7967 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7968 * c-common.def (SWITCH_STMT): Update to match.
7969 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7970 macros instead of SWITCH_EXPR ones.
7971 * c-dump.c (c_dump_tree): Likewise.
7972 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7973 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7975 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7977 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7979 * unwind-dw2.c (execute_stack_op): Add missing cases for
7980 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7982 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7984 * config.gcc (Obsolete configurations): Remove 'dummy', add
7985 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7988 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7990 PR tree-optimization/19633
7991 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7993 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7994 are no call-clobbered variables.
7995 * tree-outof-ssa.c (check_replaceable): Return false for calls
7998 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8000 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8001 even for variables with NULL DECL_INITIAL.
8003 2005-01-26 Stuart Hastings <stuart@apple.com>
8005 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8007 2005-01-26 Richard Henderson <rth@redhat.com>
8010 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8012 * expr.c (store_field): Strip conversions to odd-bit-sized types
8013 if the destination field width matches.
8015 2005-01-26 Richard Henderson <rth@redhat.com>
8017 * c-decl.c, expmed.c, expr.c: Revert last change.
8019 2005-01-26 Richard Henderson <rth@redhat.com>
8022 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8024 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8025 if we don't need the bits above those present in the current mode.
8026 * expr.c (store_field): Strip conversions to odd-bit-sized types
8027 if the destination field width matches.
8029 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8031 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8032 either -ffast-math or -funsafe-math-optimizations is in use.
8034 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8038 * config/avr/avr.c (notice_update_cc): Only set condition code for
8039 ashrqi3 if shift count > 0.
8040 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8041 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8042 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8043 count <= 0 as a no-op, and shift count >= width by copying zero
8044 or sign bit to all bits of the result.
8045 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8046 count, with attribute "length" set to 0 and "cc" set to "none".
8048 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8050 * doc/invoke.texi: Document -mTLS.
8052 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8053 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8054 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8055 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8056 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8057 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8058 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8059 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8061 * configure.ac: Check for a TLS capable gas.
8063 * configure: Regenerate.
8065 2005-01-26 Richard Henderson <rth@redhat.com>
8068 * combine.c (make_field_assignment): Simplify store to zero_extract
8069 from a source with an overlapping mask.
8071 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8073 2004-11-11 Eric Christopher <echristo@redhat.com>
8075 * config/frv/frv.md: Add fr400_integer automaton. Don't
8076 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8079 2005-01-26 Steven Bosscher <stevenb@suse.de>
8082 * cfgbuild.c (make_edges): Do not clear or set
8083 current_function_has_computed_jump.
8084 * function.h (struct function): Remove the has_computed_jump field.
8085 (current_function_has_computed_jump): Do not define.
8086 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8087 in a computed jump. Ignore current_function_has_computed_jump.
8089 2005-01-26 Richard Henderson <rth@redhat.com>
8092 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8093 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8095 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8096 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8097 objects into static storage if they have more than one non-zero value.
8098 * tree.h (categorize_ctor_elements): Update decl.
8100 2005-01-26 Steven Bosscher <stevenb@suse.de>
8103 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8104 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8105 to this function from 2004-07-10.
8106 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8107 the current function for tail call optimizations if the address
8108 of one of it its arguments is taken.
8110 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8112 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8114 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8116 * function.c (expand_function_end): If current_function_calls_alloca,
8117 emit stack restore in a place that is reached when the function falls
8120 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8122 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8123 rule to avoid matching inappropriate suffix rule.
8125 2005-01-26 Jan Hubicka <jh@suse.cz>
8127 PR tree-optimization/19241
8128 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8130 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8132 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8133 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8135 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8136 <sim*>: Always use crt1.o, regardless of N in simN.
8137 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8138 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8139 (CRT_CALL_STATIC_FUNCTION): Remove.
8140 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8141 use crt1.o, regardless of N in simN.
8142 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8143 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8144 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8145 case isystem setting.
8146 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8148 2005-01-25 Ian Lance Taylor <ian@airs.com>
8150 * gimple-low.c (block_may_fallthru): Correct handling of
8151 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8153 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8155 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8156 handlers to match indentation; nested under the mtune=* handler.
8157 Similar for mcpu= and march=.
8159 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8161 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8162 * config/mips/linux64.h (LIB_SPEC): Likewise.
8163 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8164 * config/sh/linux.h (LIB_SPEC): Likewise.
8166 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8168 * config/frv/frv.c (frv_legitimize_tls_address): New.
8169 (TARGET_HAVE_TLS): Define.
8170 (FRV_SYMBOL_REF_TLS_P): Define.
8171 (frv_override_options): Handle new register classes.
8172 (frv_legitimate_address_p): Reject tls addresses.
8173 (frv_legitimize_address): Handle TLS addresses.
8174 (gen_inlined_tls_plt): New.
8176 (frv_legitimize_tls_address): New.
8177 (unspec_got_name): Add TLS entries.
8178 (got12_operand): Add R_FRV_TLSMOFF12 case.
8179 (frv_emit_move): Fixup TLS addresses.
8180 (frv_emit_movsi): Legitimize TLS addresses.
8182 * config/frv/frv.h (MASK_BIG_TLS): New.
8183 (TARGET_BIG_TLS): New.
8184 (HAVE_AS_TLS): Define.
8185 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8186 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8187 (REG_CLASS_NAMES): Same.
8188 (REG_CLASS_CONTENTS): Same.
8189 (CONSTRAINT_LEN): New.
8190 (REG_CLASS_FROM_CONSTRAINT): New.
8191 (PREDICATE_CODES): Add symbolic_operand.
8193 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8194 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8195 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8196 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8197 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8198 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8199 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8200 GR9_REG, GR14_REG, LRREG.
8201 (type): Add load_or_call attribute.
8202 ("load_or_call"): New reservation.
8203 ("call_gettlsoff"): New.
8204 ("tls_indirect_call"): New.
8205 ("tls_load_gottlsoff12"): New.
8206 ("tlsoff_hilo"): New.
8207 ("tls_tlsdesc_ldd"): New.
8208 ("tls_tlsoff_ld"): New.
8211 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8213 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8215 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8216 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8217 * config/frv/frv.c (TLS_BIAS): Define.
8218 (frv_output_dwarf_dtprel): New.
8220 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8222 PR rtl-optimization/19579
8223 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8224 both A and B, see if they don't clobber registers the other expr uses.
8226 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8228 * real.c (do_add): Initialize signalling and canonical members.
8230 * real.c (real_from_integer): Zero out destination.
8232 2005-01-18 Jan Hubicka <jh@suse.cz>
8234 PR tree-optimize/19337
8235 * tree-inline.c (initialize_inlined_parameters): Copy
8236 saved_static_chain_decl only.
8238 2005-01-25 Richard Henderson <rth@redhat.com>
8242 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8243 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8244 80387 enabled, to return a proper subclass. Return the subset that
8245 overlaps with GENERAL_REGS for PLUS.
8246 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8248 2005-01-25 Richard Henderson <rth@redhat.com>
8251 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8253 2005-01-25 Roger Sayle <roger@eyesopen.com>
8255 * expmed.c (choose_multiplier): Change interface to return the
8256 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8257 (expand_divmod): Update calls to choose_multiplier.
8259 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8262 * expmed.c (extract_bit_field): Use adjust_address instead of
8263 gen_lowpart when op0 is a MEM.
8265 2005-01-24 Steven Bosscher <stevenb@suse.de>
8267 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8269 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8271 * config/mips/irix-csr.c: New file.
8272 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8273 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8274 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8277 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8280 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8281 sparc/elf.h, add sparc/sp-elf.h.
8282 (sparc-*-rtems*): Likewise.
8283 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8284 tm-dwarf2.h, add sparc/sp-elf.h.
8285 (sparc86x-*-elf): Likewise.
8286 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8287 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8288 TARGET_OS_CPP_BUILTINS.
8289 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8290 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8292 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8293 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8294 (SWITCH_TAKES_ARG): Likewise.
8295 (LOCAL_LABEL_PREFIX): Likewise.
8296 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8297 (TARGET_N_FORMAT_TYPES): Delete.
8298 (TARGET_FORMAT_TYPES): Likewise.
8299 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8300 * config/sparc/elf.h: Delete.
8301 * config/sparc/sp-elf.h: New file.
8303 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8305 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8306 * tree-flow.h: Remove the corresponding prototype.
8307 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8308 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8310 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8313 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8314 for AIX ABI or ELF -fPIC.
8315 (rs6000_emit_load_toc_table): Don't create toc_section here.
8316 (rs6000_xcoff_file_start): Nor here.
8318 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8320 * sh.c (ra.h): Don't #include.
8321 (hard_regs_intersect_p): New function, resurrected from ra.c.
8323 * sh.c: Fix 1996 Copyright.
8325 2005-01-24 Richard Henderson <rth@redhat.com>
8326 Aldy Hernandez <aldyh@redhat.com>
8328 * regrename.c (note_sets): Handle subregs.
8330 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8333 * genconditions.c (write_header, write_conditions): Elide file if
8336 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8338 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8339 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8342 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8344 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8345 expand_builtin_printf, expand_builtin_fprintf,
8346 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8347 checking against POINTER_TYPE.
8348 (validate_arglist): Handle POINTER_TYPE code by checking
8351 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8353 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8355 (for_each_rtx): Call for_each_rtx_1.
8356 * rtl.h (init_rtlanal): Declare.
8357 * toplev.c (backend_init): Call init_rtlanal.
8359 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8361 * flow.c (propagate_one_insn): Formatting.
8364 * flow.c (libcall_dead_p): Be more conservative if unsure.
8365 If there are any instructions between insn and call, see if they are
8366 all dead before saying the libcall is dead.
8368 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8370 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8371 operand constraint for operand 0.
8373 2005-01-23 Richard Henderson <rth@redhat.com>
8376 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8377 edges leading to join block.
8379 2005-01-23 Roger Sayle <roger@eyesopen.com>
8381 * expmed.c (expand_mult_highpart): Make static. Change type of
8382 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8383 (expand_divmod): Updates calls to expand_mult_highpart by using
8384 gen_int_mode to pass a CONST_INT rtx.
8385 * rtl.h (expand_mult_highpart): Remove prototype.
8387 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8389 * flow.c (regset_bytes, regset_size): Remove.
8391 * cfganal.c: Fix a reference to Harvey's paper.
8393 2005-01-23 Steven Bosscher <stevenb@suse.de>
8395 PR rtl-optimization/19464
8396 * tree-optimize.c (init_tree_optimization_passes): Add one more
8397 copyrename pass just before out-of-ssa.
8399 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8402 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8403 * ggc-none.c (ggc_free): Define.
8405 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8407 * cse.c (max_reg, max_insn_uid): Remove.
8408 (cse_main): Don't access max_reg or max_insn_uid.
8410 * c-common.c (explicit_flag_signed_bitfields,
8411 lang_statement_code_p, lang_expand_function_end): Remove.
8412 * c-common.h: Remove the corresponding declarations.
8413 * c-opts.c (c_common_handle_option): Remove all write access
8414 to explicit_flag_signed_bitfields.
8416 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8417 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8418 * cgraph.h: Remove the corresponding declaration.
8420 * gcse.c (null_pointer_info): Remove.
8422 2005-01-23 Roger Sayle <roger@eyesopen.com>
8423 Eric Botcazou <ebotcazou@libertysurf.fr>
8425 * combine.c (simplify_logical): Only simplify logical expressions
8426 of the form ior(and(x,y),z) by the inverse distributive law if the
8427 result is cheaper than the original.
8429 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8431 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8432 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8433 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8434 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8435 config/freebsd-spec.h, config/arm/arm.h,
8436 config/h8300/h8300.md, config/i386/i386.md,
8437 config/i386/predicates.md, config/i386/sse.md,
8438 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8439 config/vax/vax.md: Fix comment typos. Follow spelling
8442 2005-01-23 Steven Bosscher <stevenb@suse.de>
8444 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8445 tests, instead of `less than'.
8447 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8449 * function.c (assign_parm_setup_block): When creating a new stack slot
8450 for a parameter, get its alignment from the parameter's DECL_ALIGN
8451 rather than the type's TYPE_ALIGN. Make sure that the parameter
8452 is at least word aligned.
8454 2005-01-22 Roger Sayle <roger@eyesopen.com>
8457 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8459 2005-01-22 Richard Henderson <rth@redhat.com>
8462 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8463 in both compare operands.
8464 (movdfcc_1_sse_max): Likewise.
8465 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8466 (movdfcc_1_sse): Likewise.
8467 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8468 scratch register as needed.
8470 2005-01-22 Richard Henderson <rth@redhat.com>
8472 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8474 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8476 2005-01-22 Richard Henderson <rth@redhat.com>
8478 * genopinit.c (optabs): Use smin/smax for floating point too.
8479 * doc/md.texi: Update to match. Clarify that floating point
8480 results are undefined for +0/-0 and NaN.
8481 * doc/rtl.texi: Likewise.
8482 * rtl.def (SMIN, SMAX): Likewise
8483 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8485 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8486 leading 's' to the name.
8487 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8488 smaxxf3, sminxf3): Likewise.
8489 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8492 2005-01-22 Paul Brook <paul@codesourcery.com>
8494 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8496 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8498 * config/s390/s390.c (struct processor_costs): New fields
8499 dlgr, dlr, dr, dsgfr, dsgr.
8500 (z900_cost, z990_cost): Values for new fields.
8501 (s390_rtx_costs): New cases MEM und COMPARE in switch
8502 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8503 DIV, MOD, UDIV, UMOD.
8505 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8507 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8508 into the register being decremented.
8509 ("doloop_si31", "doloop_di"): Likewise.
8510 ("*doloop_si_long"): Adapt pattern.
8512 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8514 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8516 (CLASS_MAX_NREGS): Likewise.
8518 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8520 * doc/tree-ssa.texi (Statement Operands): Add example for new
8521 must-def macro. Note deprecation of old operands interface.
8523 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8525 PR tree-optimization/19484
8526 * tree-cfg.c (remove_fallthru_edge): New function.
8527 (cleanup_control_flow): Remove fallthru edges from calls that are
8528 now known not to return.
8530 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8532 Fix PR tree-optimization/19038
8533 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8534 copies with loop variant ones.
8536 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8538 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8539 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8540 config/alpha/alpha.md, config/alpha/predicates.md,
8541 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8542 config/sparc/sol2.h: Update copyright.
8544 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8545 first label to see if it is a nonlocal label.
8547 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8548 Andrew Pinski <pinskia@physics.uc.edu>
8551 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8552 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8554 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8556 * config/rs6000/rtems.h: Update copyright.
8558 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8561 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8562 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8563 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8565 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8568 * c-typeck.c (convert_arguments): Check for error_mark_node.
8570 2005-01-21 Ian Lance Taylor <ian@airs.com>
8572 PR tree-optimization/13000
8573 * tree-inline.c: Include "tree-flow.h".
8574 (expand_call_inline): If warn_return_type, warn if non-void inline
8575 function falls through.
8576 * tree-cfg.c (execute_warn_function_return): Don't warn about
8577 control reaching end if TREE_NO_WARNING is set. Set
8579 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8581 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8582 branch if we don't need one.
8583 * c-typeck.c: Include "tree-flow.h"
8584 (c_finish_bc_stmt): Don't add a goto if the current statement
8585 list doesn't fall through to the current point.
8587 2005-01-21 Roger Sayle <roger@eyesopen.com>
8589 PR rtl-optimization/576
8590 * real.c (real_arithmetic): Change return type from void to bool
8591 to return an indication that the result may be inexact.
8592 * real.h (real_arithmeric): Update prototype.
8593 * fold-const.c (const_binop): Don't constant fold floating
8594 point expressions when the user specifies -frounding-math and
8595 the result may depend upon the run-time rounding mode.
8596 (fold_convert_const_real_from_real): Clean-up.
8597 (fold_initializer): Ignore flag_rounding_math for initializers.
8598 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8599 constant fold FP operations with flag_rounding_math if the
8600 result may depend upon the run-time rounding mode.
8602 2005-01-21 Tom Tromey <tromey@redhat.com>
8604 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8606 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8608 * tree-cfg.c: Fix comment typos.
8610 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8612 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8613 around the call to rest_of_handle_branch_target_load_optimize.
8615 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8617 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8618 (sparc64-*-openbsd*): Likewise.
8619 (sparclite-*-elf*): Include tm-dwarf2.h.
8620 (sparc86x-*-elf*): Likewise.
8621 (sparc64-*-elf*): Likewise.
8622 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8623 (DBX_DEBUGGING_INFO): Likewise.
8624 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8625 (PREFERRED_DEBUGGING_TYPE): Likewise.
8626 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8627 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8628 (PREFERRED_DEBUGGING_TYPE): Likewise.
8629 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8630 (PREFERRED_DEBUGGING_TYPE): Likewise.
8631 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8633 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8636 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8638 2005-01-20 Paul Brook <paul@codesourcery.com>
8640 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8642 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8644 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8645 label is first in a sequence of labels.
8647 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8649 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8650 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8652 * doc/sourcebuild.texi (Test Directives): New.
8654 2005-01-20 Roger Sayle <roger@eyesopen.com>
8656 * real.c (real_floor): Don't leave the result uninitialized when
8657 mode is VOIDMode, but return the unrounded intermediate value.
8658 (real_ceil): Likewise.
8660 2005-01-20 Paul Brook <paul@codesourcery.com>
8662 * config/arm/arm.md (insv): Use gen_int_mode.
8664 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8666 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8667 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8668 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8669 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8670 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8672 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8675 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8676 fbreg, so we have to assume we can't.
8677 (loc_descriptor_from_tree_1): Ditto.
8678 (containing_function_has_frame_base): New function.
8679 (add_location_or_const_value_attribute): Use it.
8680 Also try to generate a frame_base from a single element location
8683 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8685 PR tree-optimization/15349
8686 * timevar.def (TV_TREE_MERGE_PHI): New.
8687 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8689 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8690 calls to tree_forwarder_block_p.
8691 (remove_forwarder_block_with_phi, merge_phi_nodes,
8692 gate_merge_phi, pass_merge_phi): New.
8693 * tree-optimize.c (init_tree_optimization_passes): Add
8695 * tree-pass.h: Add an extern for pass_merge_phi;
8697 2005-01-20 Richard Henderson <rth@redhat.com>
8700 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8701 (_mm_castps_pd, _mm_castps_si128): New.
8702 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8704 2005-01-20 Richard Henderson <rth@redhat.com>
8707 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8708 __builtin_ia32_vec_init_v2si.
8709 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8710 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8711 (ix86_init_mmx_sse_builtins): Create it.
8712 (ix86_expand_builtin): Expand it.
8713 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8714 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8715 (vec_extractv2si_0, vec_extractv2si_1): New.
8717 2005-01-20 Richard Henderson <rth@redhat.com>
8720 * config/i386/i386.c (ix86_expand_push): New.
8721 * config/i386/mmx.md (push<MMXMODE>1): New.
8722 * config/i386/sse.md (push<SSEMODE>1): New.
8723 * config/i386/i386-protos.h: Update.
8725 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8727 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8730 2005-01-20 Richard Henderson <rth@redhat.com>
8732 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8733 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8735 2005-01-19 Richard Henderson <rth@redhat.com>
8738 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8739 to V4SFmode in SSE1 fallback load path.
8741 2005-01-19 Richard Henderson <rth@redhat.com>
8743 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8744 in QImode expansion to ix86_expand_vector_set.
8745 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8747 2005-01-19 Richard Henderson <rth@redhat.com>
8750 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8751 subclass of the input class.
8752 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8753 Always true for cross-SSE1 classes. Rationalize conditionals.
8754 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8755 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8756 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8757 (movdi_2): Add MMX/SSE zeros.
8758 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8759 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8760 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8761 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8762 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8763 (zero_extendsidi2_rex64_1): Remove.
8764 (MOV0 peephole): Check GENERAL_REG_P.
8766 2005-01-19 Richard Henderson <rth@redhat.com>
8769 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8771 (ix86_expand_vector_extract): Likewise.
8773 2005-01-19 Richard Henderson <rth@redhat.com>
8776 * expr.c (emit_move_change_mode): New argument force; use
8777 simplify_gen_subreg if true.
8778 (emit_move_via_alt_mode): Merge into ...
8779 (emit_move_via_integer): ... here.
8780 (emit_move_ccmode): Use emit_move_change_mode directly.
8782 2005-01-19 Richard Henderson <rth@redhat.com>
8785 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8786 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8787 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8789 (alpha_emit_set_const): Likewise. Make static.
8790 (alpha_emit_set_long_const): Make static.
8791 (alpha_extract_integer): Split out from alpha_expand_mov.
8792 (alpha_split_const_mov): Likewise.
8793 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8794 (alpha_legitimate_constant_p): New.
8795 * config/alpha/alpha-protos.h: Update.
8796 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8797 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8798 * config/alpha/alpha.md (movsi): Add n alternative.
8799 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8800 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8801 (splitters for all of the above): Use alpha_split_const_mov.
8802 * config/alpha/predicates.md (non_add_const_operand): New.
8803 (non_zero_const_operand): New.
8804 (input_operand): Use alpha_legitimate_constant_p after reload.
8806 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8808 PR tree-optimization/19038
8809 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8810 (add_candidate): Add ivs with increment in latch only if
8811 allow_ip_end_pos_p is true.
8812 (determine_iv_cost): Use empty_block_p.
8814 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8816 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8817 (compute_dominance_frontiers): Ditto.
8819 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8822 * config/sh/t-rtems: New.
8823 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8825 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8827 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8828 the offset of the selected field.
8830 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8832 * tree-cfg.c (remove_forwarder_block): Fix the check to
8833 prevent a nonlocal label from appearing in the middle of a
8836 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8838 PR rtl-optimization/19462
8839 * reorg.c (find_end_label): Create return insn only if
8840 current_function_epilogue_delay_list is empty.
8842 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8844 * doc/passes.texi: Remove paragraph mentioning new-ra.
8846 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8848 PR rtl-optimization/15139
8849 * combine.c: Include params.h.
8850 (count_rtxs): New function.
8851 (record_value_for_reg): If replace_rtx would replace at least
8852 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8853 (clobber (const_int 0)) instead of TEM.
8854 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8855 * params.h (MAX_LAST_VALUE_RTL): New.
8856 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8857 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8860 * c-typeck.c (digest_init): Only call build_vector if all constructor
8861 elements are *_CST nodes.
8862 * gimplify.c (gimplify_init_constructor): Likewise.
8865 * c-typeck.c (digest_init): Only call build_vector if inside_init
8868 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8870 * toplev.c (init_asm_output): Remove dead #ifdef.
8872 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8874 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8876 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8878 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8879 accessing DECL_FUNCTION_CODE.
8880 * dojump.c (do_jump): Likewise.
8881 * gimplify.c (gimplify_call_expr): Likewise.
8882 * predict.c (expr_expected_value): Likewise.
8883 (strip_builtin_expect): Likewise.
8884 * tree-inline.c (estimate_num_insns_1): Likewise.
8885 * tree-ssa-loop-im.c (stmt_cost): Likewise
8886 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8887 (tree_expr_nonnegative_p): Likewise.
8889 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8891 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8892 variant of the load_pcrel_sym pattern.
8893 * config/sparc/sparc.md (P macro): Move to the top.
8894 (load_pcrel_sym): Macroize using P.
8895 (save_register_window): Likewise.
8897 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8899 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8902 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8905 * c-typeck.c (build_asm_expr): Strip nops off
8906 input memory operands.
8908 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8910 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8911 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8912 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8913 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8915 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8918 * config/i386/i386.c (override_options): If the 80387 is disabled,
8919 then do not return FP values using FP registers.
8921 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8923 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8924 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8925 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8926 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8927 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8928 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8929 output.h, postreload-gcse.c, postreload.c, recog.c,
8930 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8931 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8932 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8933 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8934 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8935 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8936 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8937 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8939 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8940 config/alpha/alpha.c, config/arm/vfp.md,
8941 config/i386/emmintrin.h, config/i386/i386-modes.def,
8942 config/i386/i386-protos.h, config/i386/i386.h,
8943 config/i386/pmmintrin.h, config/i386/ppro.md,
8944 config/i386/predicates.md, config/i386/xmmintrin.h,
8945 config/i860/i860.c, config/ia64/ia64-modes.def,
8946 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8947 config/ia64/ia64.md, config/ia64/itanium1.md,
8948 config/ia64/itanium2.md, config/ia64/predicates.md,
8949 config/iq2000/iq2000.h, config/mips/linux64.h,
8950 config/rs6000/aix41.h, config/rs6000/aix43.h,
8951 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8952 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8953 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8954 config/sparc/linux64.h, config/sparc/litecoff.h,
8955 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8956 config/sparc/sparc.h, config/sparc/sparc.md,
8957 config/sparc/sysv4-only.h: Update copyright.
8959 2005-01-18 Richard Henderson <rth@redhat.com>
8962 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8964 2005-01-18 Marc Espie <espie@openbsd.org>
8965 * config/i386/openbsdelf.h: Typo.
8967 2005-01-18 Richard Henderson <rth@redhat.com>
8969 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8970 special case for sse.
8971 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8973 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8975 * tree-inline.c (estimate_num_insns_1): Added cases for
8976 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8978 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8980 PR rtl-optimization/19296
8981 * combine.c (simplify_comparison): Rewrite the condition under
8982 which a non-paradoxical SUBREG of a PLUS can be lifted when
8983 compared against a constant.
8985 2005-01-18 Andi Kleen <ak@muc.de>
8987 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8988 * c.opt (-Wpointer-sign): Add.
8989 * doc/invoke.texi: (-Wpointer-sign): Add.
8991 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8993 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8994 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8995 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8996 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8997 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8998 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8999 for TARGET_MIX_SSE_I387.
9000 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9001 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9002 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9003 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9004 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9005 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9006 TARGET_MIX_SSE_I387.
9007 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9010 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9013 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9014 Add movaps alternative for xmm reg->reg move.
9016 2005-01-17 Jeff Law <law@redhat.com>
9018 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9019 at the end of the main DOM loop rather than just before DOM exits.
9021 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9023 PR tree-optimization/19121
9024 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9025 adding aliases to a name tag, also add them to the pointer's
9027 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9028 sensitive alias info at all. Only check that the two pointers
9029 have compatible pointed-to sets.
9030 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9031 a pointer's type tag is a superset of the alias set of the
9034 2005-01-17 James E Wilson <wilson@specifixinc.com>
9037 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9038 comment to document why.
9040 2005-01-17 Richard Henderson <rth@redhat.com>
9042 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9043 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9044 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9045 sse2_vmsminv2df3_finite): New.
9046 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9047 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9048 Force op1 into register.
9050 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9052 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9053 bubblestrap from always rebuilding build directory.
9055 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9057 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9058 ("*cmpmem_short"): Likewise.
9060 2005-01-17 Steven Bosscher <stevenb@suse.de>
9062 * basic-block.h: Document BB_* flags.
9063 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9064 use an sbitmap instead.
9065 * sched-rgn.c (compute_trg_info): Likewise.
9067 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9069 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9070 redundant target_cpu_default and extra_parts lines. Use the default
9072 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9073 (SUBTARGET_EXTRA_SPECS): Delete.
9074 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9075 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9076 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9077 and "n32" for -mabi=n32.
9079 2005-01-17 Ian Lance Taylor <ian@airs.com>
9082 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9083 fold constant variables into initial values.
9085 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9087 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9089 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9090 through the statements backward.
9092 2005-01-17 Ian Lance Taylor <ian@airs.com>
9094 PR middle-end/13127:
9095 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9096 a variable set to the return value of the inlined function.
9098 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9100 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9101 when modes are tieable.
9103 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9105 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9106 of pthread_create to find out if threads are enabled.
9107 * gthr-posix95.h (__gthread_active_p): Likewise.
9109 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9111 * common.opt (-fnew-ra): Remove.
9113 * toplev.h (flag_new_regalloc): Remove.
9114 * Makefile.in (ra*.*): Don't mention.
9115 * passes.c (rest_of_handle_new_regalloc): Remove.
9116 (rest_of_handle_combine, rest_of_compilation): Always consider
9117 flag_new_regalloc as false.
9118 * doc/invoke.texi: Don't document -fnew-ra.
9120 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9122 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9123 last parameter to reg_scan.
9124 * loop.c (loop_optimize): Likewise.
9125 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9126 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9127 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9128 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9129 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9130 * regclass.c (reg_scan): Likewise, for the declaration.
9131 * rtl.h (reg_scan): Likewise, for the prototype.
9133 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9135 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9136 mark_dfs_back_edges.
9138 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9140 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9141 (compute_avail): Uses don't go in tmp_gen.
9143 2005-01-16 Steven Bosscher <stevenb@suse.de>
9145 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9146 loop to look for a free slot in a page entry.
9148 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9151 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9152 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9153 just before targetm.asm_out.file_end.
9154 * tree.h (process_pending_assemble_output_defs): Declare.
9155 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9157 (assemble_alias): Defer generation of assembly code for defines when
9158 TARGET_DEFERRED_OUTPUT_DEFS is true.
9159 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9160 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9161 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9163 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9166 * pa.c (pa_scalar_mode_supported_p): New function.
9167 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9168 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9170 * pa-protos.h (prefetch_operand): Delete.
9171 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9172 * pa.c (prefetch_operand): Delete.
9173 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9174 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9175 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9176 and prefetch_nocc_operand.
9177 * pa.md (prefetch): Rework to avoid reload problems handling short
9178 displacements when a cache control completer needs to be provided.
9179 (prefetch_32, prefetch_64): Delete.
9180 (prefetch_cc, prefetch_nocc): New patterns.
9182 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9184 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9186 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9189 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9190 exceeds maximum alignment for global common data.
9191 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9192 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9194 2004-01-15 Roger Sayle <roger@eyesopen.com>
9196 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9198 2004-01-15 Roger Sayle <roger@eyesopen.com>
9200 * harg-reg-set.h (reg_class_names): Prototype global array.
9201 * regclass.c (reg_class_names): Declare here and initialize to
9203 (dump_regclass): Remove local declaration of reg_class_names.
9204 (regclass): Likewise.
9205 * cfg.c (dump_flow_info): Likewise.
9206 * ra-debug.c (reg_class_names): Likewise.
9207 * regrename.c (reg_class_names): Likewise.
9208 * reload.c (reg_class_names): Likewise.
9209 * reload1.c (spill_failure): Likewise.
9210 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9212 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9214 * config/s390/s390.md ("reload_outti"): Remove predicate for
9215 output operand. Abort if operand is not a MEM.
9216 ("reload_outdi", "reload_outdf"): Likewise.
9218 2005-01-15 Marc Espie <espie@openbsd.org>
9220 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9221 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9222 * config/openbsd.h: Fix C++ includes for native configurations.
9223 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9224 Add trampoline support.
9225 * config/i386/openbsdelf.h: New.
9227 2005-01-15 Marc Espie <espie@openbsd.org>
9229 * collect2.c (main): Explicitly parse -dynamic-linker option.
9231 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9233 PR tree-optimization/19060
9234 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9235 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9236 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9237 and handle extract_range_from_cond returning false.
9238 * fold-const.c (fold): Optimize comparisons with min/max even for
9239 width > HOST_BITS_PER_WIDE_INT.
9241 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9243 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9244 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9245 Remove little endian multilib variants.
9246 Add mips32 multilib variant.
9248 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9250 * explow.c (copy_all_reg, stabilize): Remove.
9251 * expr.h: Remove the corresponding prototypes.
9253 * rtlanal.c (regs_set_between_p): Remove.
9254 * rtl.h: Remove the corresponding prototype.
9256 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9258 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9259 to rs6000_nonimmediate_operand.
9260 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9261 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9262 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9263 rs6000_nonimmediate_operand.
9264 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9265 rs6000_nonimmediate_operand.
9267 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9269 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9271 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9273 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9275 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9276 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9278 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9279 (rs6k_nonimmediate_operand): New.
9280 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9282 (legitimate_lo_sum_address_p): Same.
9283 (rs6000_legitimize_address): Same.
9284 (rs6000_legitimize_reload_address): Same.
9285 (rs6000_legitimate_address): Same.
9286 (spe_build_register_parallel): Pass DF and DC modes in a DI
9289 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9290 to rs6k_nonimmediate_operand.
9292 * config/rs6000/spe.md ("*frob_df_di"): New.
9293 ("*frob_di_df"): New.
9294 ("*frob_di_df_2"): New.
9295 ("*mov_sidf_e500_subreg0"): New.
9296 ("*mov_sidf_e500_subreg4"): New.
9297 ("*movdf_e500_double"): Change predicate to
9298 rs6k_nonimmediate_operand.
9300 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9302 * postreload.c (move2add_note_store): Only call
9303 trunc_int_for_mode on scalar integers.
9305 2005-01-14 Steven Bosscher <stevenb@suse.de>
9307 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9308 replace BB_VISITED uses.
9309 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9310 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9311 (tree_dce_done): Free visited_control_parents.
9312 (perform_tree_ssa_dce): Allocate and clear it.
9313 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9314 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9315 instead of BB_VISITED.
9317 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9319 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9320 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9321 Remove unused prototypes.
9323 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9325 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9326 64-bit register usage.
9327 (spe_func_has_64bit_regs_p): Add FIXME note.
9329 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9331 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9332 flag_finite_math_only with flag_unsafe_math_optimizations.
9334 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9336 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9338 (__tpf_eh_return): Copy TPF private stack area from the module
9339 boundary stack frame. Add check for when module addresses are
9340 equal, but no stub address is found.
9342 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9345 * arm.h (struct machine_function): Add call_via field.
9346 (thumb_call_via_label): Declare.
9347 * arm.c (thumb_call_via_label): New variable.
9348 (thumb_call_reg_needed): New variable.
9349 (arm_output_function_epilogue): For Thumb code, output any per-function
9350 call-indirect trampolines.
9351 (thumb_call_via_reg): New function.
9352 (arm_file_end): New function.
9353 (TARGET_ASM_FILE_END): Call arm_file_end.
9354 (aof_file_end): Likewise.
9355 * arm-protos.h (thumb_call_via_reg): Declare.
9356 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9357 thumb_call_via_reg in normal case.
9359 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9362 PR rtl-optimization/19348
9363 * recog.c (peephole2_optimize): Do global life update if some peephole
9364 decides it doesn't need at least one of its inputs and that change
9365 influences liveness at the start of the basic block.
9367 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9368 arguments instead of 1.
9370 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9373 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9374 zero for nested functions needing a static chain or functions
9375 with a non-constant address.
9377 2005-01-13 Roger Sayle <roger@eyesopen.com>
9379 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9380 (and (sign_extend X) C) into (zero_extend (and X C)).
9382 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9384 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9386 2005-01-13 Richard Henderson <rth@redhat.com>
9391 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9392 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9393 not just TARGET_SSE.
9394 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9395 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9396 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9397 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9398 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9399 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9400 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9401 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9402 (movdicc_c_rex64): Rename with '*'.
9403 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9404 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9405 (movsfcc_1_387): Rename from movsfcc_1.
9406 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9407 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9408 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9409 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9410 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9411 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9412 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9413 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9414 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9415 sse_movdfcc_const0_4): Remove.
9416 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9417 recognize min/max early. Update for changed sse cmove patterns.
9418 (ix86_split_sse_movcc): New.
9419 * config/i386/i386-protos.h: Update.
9421 2005-01-13 Steven Bosscher <stevenb@suse.de>
9423 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9424 (fix_stmt_v_may_defs): Likewise.
9426 2005-01-13 Richard Henderson <rth@redhat.com>
9428 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9429 for converting the mask.
9431 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9433 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9436 2005-01-13 Richard Henderson <rth@redhat.com>
9438 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9439 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9440 IX86_BUILTIN_MOVDQ2Q): Remove.
9441 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9442 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9443 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9445 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9446 (sse2_pextrw): Fix immediate constraint.
9447 (sse2_loadq, sse2_loadq_rex64): Remove.
9448 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9449 Use __builtin_ia32_vec_ext_<size>.
9450 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9452 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9454 * function.c (assign_parm_setup_block): Look inside original
9455 entry_parm when inspecting PARALLEL.
9457 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9458 Joel Sherrill <joel@oarcorp.com>
9461 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9462 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9463 rtems_gxx_recursive_mutex_init.
9464 (__gthread_recursive_mutex_lock): New function.
9465 (__gthread_recursive_mutex_trylock): Likewise.
9466 (__gthread_recursive_mutex_unlock): Likewise.
9468 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9470 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9472 2005-01-13 Jan Beulich <jbeulich@novell.com>
9474 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9475 (ashrti3_internal): Indicate output is early clobber. Generate result
9476 into output rather than first input. Use move for low word of output
9477 if shift count is exactly 64.
9478 (lshrti3_internal): Likewise.
9480 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9484 * reload1.c (delete_output_reload): Don't delete an output reload
9485 if the pseudo lives longer than a single basic block. Adjust and
9486 improve wording of comment.
9488 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9491 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9492 of TYPE_SIZE where we mean the number of bytes.
9494 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9496 * function.c (assign_parm_setup_block): Relax condition on
9497 multi-register optimization.
9499 2005-01-12 Nick Clifton <nickc@redhat.com>
9501 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9502 an "in_delay_slot" attribute of "no" to prevent them being used in
9503 delay slots. This is forbidden because they might generate
9506 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9509 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9512 2005-01-12 Nick Clifton <nickc@redhat.com>
9514 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9515 passed on to GAS) but do not define, as GAS no longer supports or
9516 needs the -m2000 option.
9518 2005-01-11 Roger Sayle <roger@eyesopen.com>
9520 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9521 type as args of unprototyped builtins aren't automatically promoted.
9522 (fold_builtin_abs): Likewise.
9524 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9526 * Makefile.in: Set a `build-warn' variable.
9528 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9530 PR tree-optimization/17949
9531 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9532 (find_interesting_uses_address): Use it.
9534 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9536 * regrename.c (kill_value): Handle subreg's that won't simplify.
9538 2005-01-11 Richard Henderson <rth@redhat.com>
9541 * config/i386/i386.h (enum ix86_builtins): Move ...
9542 * config/i386/i386.c: ... here.
9543 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9544 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9545 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9546 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9547 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9548 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9549 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9550 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9551 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9552 IX86_BUILTIN_LOADDDUP): Remove.
9553 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9554 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9555 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9556 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9557 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9558 (ix86_init_builtins): Make static.
9559 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9560 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9561 if all the modes match. Otherwise, fake it.
9562 (get_element_number, ix86_expand_vec_init_builtin,
9563 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9564 (ix86_expand_builtin): Make static. Update for changed builtins.
9565 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9566 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9567 (ix86_expand_vector_init_duplicate): New.
9568 (ix86_expand_vector_init_low_nonzero): New.
9569 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9570 Split out from ix86_expand_vector_init; handle integer modes.
9571 (ix86_expand_vector_init): Use them.
9572 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9573 * config/i386/i386-protos.h: Update.
9574 * config/i386/predicates.md (reg_or_0_operand): New.
9575 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9576 (movv2sf_internal): Likewise. And a splitter to match them all.
9577 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9578 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9579 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9580 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9581 (mmx_pinsrw): Fix operand ordering.
9582 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9583 rather than sse_loadss expander.
9584 (movv2df splitter): Similarly.
9585 (sse_loadss, sse_loadlss): Remove.
9586 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9587 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9588 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9589 (sse3_movddup): Rename with '*'.
9590 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9591 (sse2_loadsd): Remove.
9592 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9593 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9594 (sse2_pinsrw): Fix argument ordering.
9595 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9596 (sse2_stored): Remove 'r' destination.
9597 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9598 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9599 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9600 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9601 vec_extractv16qi, vec_initv16qi): New.
9603 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9604 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9605 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9607 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9608 (_mm_load_si128, _mm_store_si128): Likewise.
9609 (_mm_load1_pd): Use _mm_set1_pd.
9610 (_mm_load_sd): Use _mm_set_sd.
9611 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9612 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9613 (_mm_set_epi64): Use _mm_set_epi64x.
9614 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9615 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9616 _mm_setr_epi8): Use _mm_set_foo form.
9617 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9618 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9619 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9620 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9621 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9622 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9623 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9624 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9625 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9626 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9627 (_mm_movedup_pd): Use _mm_shuffle_pd.
9628 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9629 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9630 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9631 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9633 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9634 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9635 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9636 (_mm_store_ps): Use raw dereference.
9637 (_mm_store1_ps): Use _mm_storeu_ps.
9638 (_mm_storer_ps): Use _mm_store_ps.
9639 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9640 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9642 2005-01-11 Stan Shebs <shebs@apple.com>
9644 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9645 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9647 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9650 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9651 Skip all DECLs except for FIELD_DECLs.
9653 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9655 * config/s390/s390.c (override_options): Return error if
9656 -mbackchain, -mpacked-stack and -mhard-float are used together.
9657 (s390_va_start): Remove the backchain && packed-stack special case.
9658 (s390_gimplify_va_arg): Likewise.
9659 * doc/invoke.texi: Remove the ABI incompatibility note.
9661 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9663 * config/s390/s390.c (struct s390_frame_layout): Remove
9665 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9666 save_backchain_p with TARGET_BACKCHAIN.
9668 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9671 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9672 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9673 * function.c (locate_and_pad_parm): Set new field.
9674 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9675 Tweak where_pad test to include "none". Always set mem align for
9677 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9678 not sufficient for type.
9679 (assign_parm_setup_block): If stack_parm is zero on entry, always
9680 make a new stack local. Block move old stack parm if necessary
9681 to new aligned stack local.
9682 (assign_parm_setup_stack): Use a block move to handle
9683 potentially misaligned entry_parm.
9684 (assign_parms_unsplit_complex): Specify required alignment when
9685 creating stack local.
9686 * calls.c (compute_argument_addresses): Override alignment of stack
9687 arg calculated from its type with the alignment given by
9688 FUNCTION_ARG_BOUNDARY.
9689 (store_one_arg): Likewise.
9691 2005-01-11 Jan Beulich <jbeulich@novell.com>
9693 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9694 Change respective itanium_class attribute to ialu.
9695 (shladdp4_internal): New.
9696 * config/ia64/predicates.md (shladd_log2_operand): New.
9698 2005-01-11 Richard Henderson <rth@redhat.com>
9700 * expr.c (store_constructor): Use rtvec_alloc instead of
9701 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9703 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9705 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9707 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9709 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9710 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9711 (TARGET_RWRELOC): Define.
9712 (ia64_rwreloc_section_type_flags): Delete.
9713 (ia64_section_type_flags): New function.
9714 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9715 (TARGET_RWRELOC): Define.
9717 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9720 * config/ia64/ia64.c (process_set): For alloc insn, only call
9721 process_epilogue is !frame_pointer_needed.
9723 2005-01-10 Roger Sayle <roger@eyesopen.com>
9726 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9727 unary operator and can't be treated as a binary/comparison operator.
9729 2005-01-10 Richard Henderson <rth@redhat.com>
9731 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9732 (ix86_return_in_memory): Likewise.
9733 (function_arg_advance): Likewise. Mirror structure in function_arg
9734 for choosing register to advance.
9736 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9738 * tree-vectorizer.c, tree.def: Fix comment typos.
9740 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9742 * config/s390/s390.c (struct processor_costs): 4 new fields:
9743 ddbr, ddr, debr, der.
9744 (s390_rtx_costs): More precise handling of divide instructions.
9746 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9748 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9750 2005-01-10 Jan Beulich <jbeulich@novell.com>
9752 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9753 names resulting from -ffunction-sections/-fdata-sections and linkonce
9755 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9756 based on the section name. Rearrange the section name comparison logic
9757 slightly so that each section name is compared against at most once.
9759 2005-01-10 Ben Elliston <bje@au.ibm.com>
9761 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9762 targets for which -fPIC reduces limitations on the GOT size.
9764 2005-01-09 Falk Hueffner <falk@debian.org>
9766 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9769 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9772 * collect2.c (main): Set aixrtl_flag for -brtl option.
9773 (resolve_lib_name): Search for .so file extension before .a
9776 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9778 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9779 (vect_analyze_data_refs_alignment): Add dump prints.
9781 2005-01-09 Ira Rosen <irar@il.ibm.com>
9783 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9784 expr_invariant_in_loop_p.
9785 Initialize outputs first thing in the function.
9786 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9787 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9788 (vect_analyze_pointer_ref_access): Check that the initial condition of
9789 the access function is loop invariant.
9791 2005-01-09 Richard Henderson <rth@redhat.com>
9793 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9794 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9795 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9796 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9797 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9798 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9799 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9800 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9801 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9802 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9803 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9804 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9805 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9806 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9807 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9808 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9809 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9810 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9811 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9812 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9813 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9814 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9815 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9817 (mmx_clrdi, pavgusb): Remove.
9818 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9819 with leading sse_ prefix.
9820 * config/i386/sse.md: Receive them.
9821 * config/i386/mmx.md: New file.
9822 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9823 (subrv2sf3): Turn into expander for normal subtraction.
9824 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9825 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9826 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9827 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9828 commutative; use ix86_binary_operator_ok.
9829 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9830 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9831 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9832 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9833 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9834 Macroize from existing patterns; use ix86_binary_operator_ok.
9835 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9836 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9837 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9838 with vec_select+vec_concat.
9839 (mmx_pshufw, mmx_pshufw_1): Likewise.
9840 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9841 (mmx_uavgv4hi3): Model correctly.
9842 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9843 _mm_xor_si64): Remove casts.
9845 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9847 PR tree-optimization/19224
9848 * tree-scalar-evolution.c (get_instantiated_value,
9849 set_instantiated_value): New functions.
9850 (instantiate_parameters_1): Cache the results.
9851 (instantiate_parameters, resolve_mixers): Initialize and free
9854 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9856 * config/i386/i386.md (addhi_4): Correct reference in comment.
9859 2005-01-08 Richard Henderson <rth@redhat.com>
9861 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9862 (_mm_cvtsi128_si64x): Likewise.
9863 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9864 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9865 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9866 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9867 * config/i386/i386-protos.h: Update.
9868 * config/i386/i386.c (print_operand): Add 'H'.
9869 (ix86_fixup_binary_operands): Split out from ...
9870 (ix86_expand_binary_operator): ... here.
9871 (ix86_fixup_binary_operands_no_copy): New.
9872 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9873 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9874 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9875 (safe_vector_operand): Use CONST0_RTX.
9876 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9877 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9878 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9879 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9881 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9882 (IX86_BUILTIN_CMPNGESS): New.
9883 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9884 (attr type): Add sselog1.
9885 (attr unit, attr memory): Handle it.
9886 (movti, movti_internal, movti_rex64): Move near other integer moves.
9887 (movtf, movtf_internal): Move near other fp moves.
9888 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9889 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9890 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9891 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9892 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9893 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9894 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9895 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9896 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9897 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9898 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9899 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9900 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9901 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9902 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9903 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9904 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9905 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9906 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9907 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9908 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9909 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9910 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9911 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9912 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9913 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9914 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9915 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9916 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9917 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9918 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9919 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9920 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9921 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9922 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9923 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9924 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9925 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9926 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9927 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9928 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9929 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9930 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9931 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9933 (SSEPUSH, push<SSEPUSH>): Remove.
9934 (MMXPUSH, push<MMXPUSH>): Remove.
9935 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9936 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9937 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9938 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9939 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9940 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9941 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9942 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9943 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9944 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9945 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9946 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9947 (ppro_sse_log_V4SF): Handle sselog1.
9948 * config/i386/predicates.md (const_0_to_1_operand): New.
9949 (const_0_to_255_mul_8_operand): New.
9950 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9951 (const_2_to_3_operand, const_4_to_7_operand): New.
9952 * config/i386/sse.md: New file.
9953 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9954 (sse_movups): Rename from sse_movups_1.
9955 (sse_loadlss): Rename from sse_loadss_1.
9956 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9958 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9959 (absv4sf2, negv2df, absv2df): New.
9960 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9961 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9962 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9963 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9964 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9965 (sse3_addsubv4sf3): Model correctly.
9966 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9967 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9968 (sse_movhlps): Model with vec_select+vec_concat.
9969 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9970 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9971 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9972 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9973 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9974 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9975 sse2_pshufhw_1): Likewise.
9976 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9977 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9978 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9979 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9980 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9981 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9982 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9983 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9984 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9985 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9986 sminv8hi3): Mark commutative
9987 operands. Use ix86_binary_operator_ok.
9988 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9989 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9990 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9991 sse2_punpcklqdq): Allow operand2 in memory.
9992 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9993 sse2_movsd): Add memory alternatives.
9994 (sse_storelps): Turn expander into an insn; split after reload.
9995 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9996 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9998 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10000 * configure.ac (DWARF-2 debug_line): Use objdump.
10001 * configure: Regenerate.
10003 2005-01-08 Jeff Law <law@redhat.com>
10004 Diego Novillo <dnovillo@redhat.com>
10006 PR tree-optimization/18241
10007 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10008 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10009 statements with volatile operands.
10010 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10011 operands after marking a statement with has_volatile_ops.
10013 2005-01-08 Roger Sayle <roger@eyesopen.com>
10015 * tree.c (int_fits_type_p): Always honor integer constant
10016 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10018 2005-01-08 Roger Sayle <roger@eyesopen.com>
10020 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10021 the latent bug in rtl_delete_block has been resolved.
10023 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10025 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10026 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10028 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10030 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10031 library as @multilib_dir@/$(SHLIB_SONAME).
10033 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10035 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10036 * configure: Regenerate.
10038 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10040 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10043 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10046 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10047 Convert non-word aligned offset address using ld/std into
10050 2005-01-07 Richard Henderson <rth@redhat.com>
10052 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10054 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10056 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10058 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10060 PR tree-optimization/19283
10061 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10062 is not shorter than the original type.
10064 PR rtl-optimization/19012
10065 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10067 PR rtl-optimization/18861
10068 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10069 (FULL_STATE): Define.
10070 (mark_tablejump_edge): New function.
10071 (purge_dead_tablejump_edges): New function.
10072 (find_bb_boundaries): Use it.
10074 PR tree-optimization/18828
10075 * builtins.c (expand_builtin_next_arg): Remove argument and all
10076 the argument checking.
10077 (expand_builtin): Adjust caller.
10078 (expand_builtin_va_start): Likewise. Remove error for too many
10080 (fold_builtin_next_arg): Issue error for too many arguments.
10081 After checking arguments, replace them with magic arguments that
10082 prevent further checking of the args.
10084 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10086 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10088 2005-01-06 Roger Sayle <roger@eyesopen.com>
10091 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10092 and %{.S:...} (and their negative variants) to test whether the
10093 input file is assembler or pre-processed-assembler independent of
10094 the actual filename extension.
10096 2005-01-06 Roger Sayle <roger@eyesopen.com>
10098 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10099 of sign or zero extended values.
10101 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10103 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10104 for IBM long double format correctly.
10106 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10108 Fix PR tree-optimization/18792
10110 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10111 to first_loop_depth, and use loop depth instead of loop number.
10112 (build_classic_dir_vector): Ditto.
10113 (compute_data_dependences_for_loop): Use depth, not loop number.
10114 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10115 number. Pass in loops, instead of loop numbers.
10116 (gather_interchange_stats): Ditto.
10117 (linear_transform_loops): Ditto.
10119 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10122 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10123 biv_fits_mode_p, extension_within_bounds_p): New functions.
10124 (check_ext_dependent_givs): Use them.
10126 2005-01-06 Roger Sayle <roger@eyesopen.com>
10128 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10129 more than one barrier, in which case we should delete them all.
10131 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10133 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10135 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10137 Fix PR middle-end/19286
10139 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10140 output this subprogram, simply ignore this attempt to do it again.
10141 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10142 origin attribute if it's not possible.
10143 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10144 (decls_for_scope): Ditto.
10145 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10146 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10148 2005-01-05 Richard Henderson <rth@redhat.com>
10151 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10152 (bdesc_2arg): Use it.
10153 (ix86_expand_binop_builtin): Force operands into registers
10155 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10156 ix86_expand_sse_compare, ix86_expand_sse_comi,
10157 ix86_expand_builtin): Likewise.
10159 2005-01-05 Richard Henderson <rth@redhat.com>
10161 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10163 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10164 (mulv4hi3): Set itanium_class mmmul.
10165 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10166 (fpack): Rename from fpack_sfsf.
10168 2005-01-05 Richard Henderson <rth@redhat.com>
10171 * reload1.c (do_input_reload): Restrict the optimization deleteing
10172 a previous output reload to RELOAD_FOR_INPUT.
10174 2005-01-05 Steven Bosscher <stevenb@suse.de>
10176 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10177 comment that we fall through after case.
10178 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10179 (distribute_links): Likewise.
10180 * cse.c (cse_insn): Likewise.
10181 * cselib.c (cselib_invalidate_mem): Likewise.
10182 * df.c: Update comments at the top of the file.
10183 (read_modify_subreg_p): Update comments here too.
10184 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10185 * flow.c (mark_set_1): Likewise.
10186 (mark_used_regs): Likewise.
10187 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10188 (canon_list_insert): Likewise.
10189 (mark_set): Likewise.
10190 (try_replace_reg): Likewise.
10191 (store_killed_in_insn): Likewise.
10192 * loop.c (count_one_set): Likewise.
10193 (basic_induction_var): Likewise.
10194 * postreload-gcse.c (find_mem_conflicts): Likewise.
10195 * postreload.c (reload_combine_note_store): Likewise.
10196 (move2add_note_store): Likewise.
10197 * reload.c (find_equiv_reg): Likewise.
10198 (mark_referenced_resources): Likewise.
10199 * rtlanal.c (set_noop_p): Likewise.
10200 (note_stores): Likewise.
10201 (note_uses): Likewise.
10202 * sched-deps.c (sched_analyze_1): Likewise.
10203 * sched-rgn.c (check_live_1): Likewise.
10204 (update_live_1): Likewise.
10205 * config/i860/i860.c: Likewise.
10207 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10209 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10211 * doc/rtl.texi: Update documentation for bit-fields and SET.
10213 2005-01-05 Roger Sayle <roger@eyesopen.com>
10215 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10217 2005-01-05 Jan Hubicka <jh@suse.cz>
10218 Richard Henderson <rth@redhat.com>
10221 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10224 2005-01-05 Richard Henderson <rth@redhat.com>
10227 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10228 (sse_shufps): Change operand 3 to const_int_operand.
10229 (sse2_storelps): Fix typo in template.
10230 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10231 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10232 (ix86_expand_builtin): Likewise.
10234 2005-01-05 Julian Brown <julian@codesourcery.com>
10236 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10237 as aggregates for AAPCS ABIs.
10239 2005-01-05 Stan Shebs <shebs@apple.com>
10241 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10242 Mach-O getters if ppc64.
10243 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10245 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10246 signed four-byte field for global code case.
10247 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10249 2005-01-05 Roger Sayle <roger@eyesopen.com>
10251 PR middle-end/19100
10252 * c-common.c: Include real.h.
10253 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10254 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10255 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10256 * Makefile.in (c-common.o): Update dependencies.
10258 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10260 * c-parse.in (asm_string): Add trailing semicolon.
10262 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10264 * c-parse.in (asm_string): New. Don't allow wide strings in
10266 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10267 asm_string instead of STRING.
10269 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10271 * c-typeck.c (constructor_no_implicit): Remove.
10272 (set_designator, process_init_element): Don't check
10273 constructor_no_implicit.
10275 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10276 Kaz Kojima <kkojima@gcc.gnu.org>
10279 * lcm.c (create_pre_exit): New.
10280 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10281 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10283 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10285 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10286 -msoft-float in target_float_switch.
10287 * arm.c (arm_override_options): Fix processing of target_float_switch.
10289 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10291 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10294 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10296 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10297 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10299 2005-01-04 Roger Sayle <roger@eyesopen.com>
10301 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10302 if deleting the then-block allows the test-block to fallthru to the
10305 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10308 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10309 after the full declaration if the are in two different TUs.
10311 2005-01-04 Richard Henderson <rth@redhat.com>
10314 * tree-sra.c (generate_one_element_init): Just
10315 call gimplify_and_add.
10316 (generate_element_init): Record the
10317 new referenced variables and mark them for renaming
10318 and split out to ...
10319 (generate_element_init_1): This.
10320 (scalarize_init): Don't call push_gimplify_context/
10321 pop_gimplify_context.
10323 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10325 * toplev.c (get_src_pwd): Handle failure of getpwd().
10327 2005-01-04 Roger Sayle <roger@eyesopen.com>
10329 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10331 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10332 all the cases handled by it are inverted by invert_truthvalue.
10334 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10336 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10337 (save_register_windowsi): Likewise.
10339 2005-01-04 Richard Henderson <rth@redhat.com>
10341 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10343 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10345 PR middle-end/17767
10346 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10347 any simplifications of vector mode comparison operators.
10348 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10350 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10351 Devang Patel <dpatel@apple.com>
10353 PR tree-optimization/18308
10354 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10355 the operands before creating a new expression.
10356 * dojump.c (do_jump): Make drop_through_label available
10357 for all cases. Add expansion of COND_EXPR.
10359 2005-01-04 Ira Rosen <irar@il.ibm.com>
10361 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10362 INTEGER_CST instead of TREE_CONSTANT.
10363 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10364 instead of TREE_CONSTANT.
10365 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10366 instead of TREE_CONSTANT.
10368 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10370 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10372 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10375 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10376 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10378 2005-01-03 Richard Henderson <rth@redhat.com>
10380 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10381 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10382 fold_convert_const_real_from_real): Split out from ...
10383 (fold_convert_const): ... here.
10385 2005-01-03 Richard Henderson <rth@redhat.com>
10388 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10389 (mov<MMXMODEI>_internal): Likewise.
10390 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10391 Add V2SF case; use it for SSE1; don't use TI.
10392 (movdf_integer): Likewise.
10393 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10395 2005-01-03 Ira Rosen <irar@il.ibm.com>
10397 * tree-vectorizer.c (vect_strip_conversions): New function.
10398 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10399 check for binary class.
10401 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10405 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10407 * gimple-low.c (mark_blocks_with_used_vars): New function.
10408 (mark_blocks_with_used_subblocks): Ditto.
10409 (mark_used_blocks): Ditto.
10410 (pass_mark_used_blocks): New pass.
10411 * tree-inline.c: Include debug.h.
10412 (expand_call_inline): Call outlining_inline_function here.
10413 * tree-optimize.c (init_tree_optimization_passes): Add
10414 pass_mark_used_blocks.
10415 * tree-pass.h (pass_mark_used_blocks): New.
10416 * Makefile.in (tree-inline.o): Add debug.h dependency.
10418 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10420 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10421 VAR_DECLs to have weak_import attribute.
10423 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10426 2004-01-03 Steven Bosscher <stevenb@suse.de>
10428 * passes.c (rest_of_compilation): Don't run regmove if only
10429 flag_expensive_optimizations, require flag_regmove instead.
10431 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10433 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10435 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10436 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10437 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10438 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10440 2005-01-03 Richard Henderson <rth@redhat.com>
10442 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10443 (ia64_const_ok_for_letter_p): New.
10444 (ia64_const_double_ok_for_letter_p): New.
10445 (ia64_extra_constraint): New.
10446 (ia64_expand_vecint_compare): New.
10447 (ia64_expand_vcondu_v2si): New.
10448 (ia64_expand_vecint_cmov): New.
10449 (ia64_expand_vecint_minmax): New.
10450 (ia64_print_operand): Add 'v'.
10451 (ia64_preferred_reload_class): New.
10452 (ia64_vector_mode_supported_p): New.
10453 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10454 (PREFERRED_RELOAD_CLASS): Move to function.
10455 (CONST_OK_FOR_LETTER_P): Move to function.
10456 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10457 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10458 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10459 (EXTRA_CONSTRAINT): Move to function.
10460 * config/ia64/ia64.md: Include vect.md.
10461 (itanium_class): Add mmalua.
10463 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10465 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10466 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10468 (const_int_2bit_operand): New.
10469 (fr_reg_or_0_operand): New.
10470 * config/ia64/ia64-modes.def: Add vector modes.
10471 * config/ia64/ia64-protos.h: Update.
10472 * config/ia64/vect.md: New file.
10474 2005-01-03 Richard Henderson <rth@redhat.com>
10476 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10478 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10481 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10483 (log1pdf2): Change mode of operands[0,1] to DFmode.
10485 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10487 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10488 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10489 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10490 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10491 SPARC_RELAXED_ORDERING.
10493 2005-01-03 Richard Henderson <rth@redhat.com>
10494 Uros Bizjak <uros@kss-loka.si>
10497 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10498 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10499 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10501 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10502 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10503 const_pow2_1_to_128_operand): New predicates.
10505 2005-01-02 Greg McGary <greg@mcgary.org>
10507 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10509 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10510 object. [ptr_type]: Remove unused variable.
10511 Remember nearest addressable array-element or record-component
10512 when checking bitfield components. Tolerate empty BIND_EXPR.
10514 2005-01-01 Richard Henderson <rth@redhat.com>
10516 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10517 that don't narrow the value. Fail for other conversions.
10519 2005-01-01 Richard Henderson <rth@redhat.com>
10522 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10523 * c-lang.c (finish_file): Don't do it here.
10524 * objc/objc-act.c (objc_finish_file): Likewise.
10526 * cgraph.c (decl_assembler_name_equal): New.
10527 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10528 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10529 * cgraph.h (struct cgraph_varpool_node): Add next.
10530 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10531 * varasm.c (assemble_alias): Mark the target as needed.
10533 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10535 PR middle-end/19221
10536 * function.c (get_arg_pointer_save_area): Use entry_of_function
10537 instead of get_insns.
10539 2005-01-01 Roger Sayle <roger@eyesopen.com>
10540 Andrew Pinski <pinskia@physics.uc.edu>
10541 James E. Wilson <wilson@specifixinc.com>
10543 PR rtl-optimization/12092
10544 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10547 2005-01-01 Roger Sayle <roger@eyesopen.com>
10548 Olivier Hainque <hainque@act-europe.fr>
10550 * tree.c (int_fits_type_p): A narrower type always fits in a
10551 wider one, except for negative values into unsigned types.
10553 2005-01-01 Roger Sayle <roger@eyesopen.com>
10555 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10556 with the original constant rather than require TREE_OVERFLOW.
10558 2005-01-01 Steven Bosscher <stevenb@suse.de>
10560 PR middle-end/17544
10561 * c-decl.c (finish_function): If compiling C99, annotate the
10562 compiler generated return with the current file name and line 0.
10563 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10564 the source line is greater than 0.
10565 (remove_bb): Likewise.