| blob | 7601194d344272e57b9406d872e4e494ae82b6fb |
1 2004-09-27 Jan Hubicka <jh@suse.cz>
3 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
5 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
7 * bitmap.h: Fix a comment typo.
9 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
11 * libgcc2.c (getpagesize): Change type of return value to int.
13 2004-09-26 Matt Austern <austern@apple.com>
15 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
16 using mmap.
18 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
21 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
22 (bitmap_iterator): New type.
23 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
24 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
25 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
26 bmp_iter_and_init, bmp_iter_and_next): New functions.
27 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
28 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
29 use iterator-style EXECUTE_IF_IN_BITMAP macros.
30 * bitmap.c (bitmap_print): Ditto.
31 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
32 btr_def_live_range): Ditto.
33 * cfganal.c (compute_dominance_frontiers_1) Ditto.
34 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
35 Ditto.
36 * ddg.c (build_inter_loop_deps): Ditto.
37 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
38 Ditto.
39 * except.c (remove_eh_handler): Ditto.
40 * flow.c (reg_set_to_hard_reg_set): Ditto.
41 * gcse.c (clear_modify_mem_tables): Ditto.
42 * global.c (build_insn_chain): Ditto.
43 * ifcvt.c (dead_or_predicable): Ditto.
44 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
45 Ditto.
46 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
47 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
48 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
49 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
50 tree_purge_all_dead_eh_edges): Ditto.
51 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
52 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
53 rewrite_ssa_into_ssa): Ditto.
54 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
55 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
56 Ditto.
57 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
58 compute_flow_sensitive_aliasing, maybe_create_global_var,
59 dump_points_to_info_for): Ditto.
60 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
61 * tree-ssa-dse.c (dse_finalize_block): Ditto.
62 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
63 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
64 Ditto.
65 * tree-ssa-loop-ivopts.c (find_induction_variables,
66 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
67 determine_use_iv_costs, determine_set_costs, find_best_candidate,
68 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
69 Ditto.
70 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
71 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
72 add_call_read_ops): Ditto.
73 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
75 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
77 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
78 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
80 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
82 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
83 reflect size of memory regions being compared.
85 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
87 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
88 expressions. Always clear MEM_SIZE and alias set.
90 2004-09-26 Roger Sayle <roger@eyesopen.com>
91 Giovanni Bajo <giovannibajo@gcc.gnu.org>
93 PR middle-end/17112
94 * stor-layout.c (compute_record_mode): For records with a single
95 field, only use the field's mode if its size matches what we'd
96 have choosen for the record ourselves. This forces the use of
97 BLKmode for packed records that don't completely fill a mode.
99 2004-09-26 Roger Sayle <roger@eyesopen.com>
101 PR middle-end/17151
102 * combine.c (force_to_mode): Remove dubious early return test that
103 inhibits further optimization.
105 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
107 * profile.c: Fix a comment typo.
109 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
111 PR bootstrap/17591
112 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
113 with varying offset.
114 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
115 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
116 ARRAY_REFS.
117 (expr_invariant_in_loop_p): New function.
118 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
119 component_ref_field_offset for COMPONENT_REFs. Do not allow
120 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
121 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
122 MISALIGNED_INDIRECT_REFs.
123 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
124 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
125 MISALIGNED_INDIRECT_REFs.
127 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
129 PR c/11459
130 * gcc.c (cpp_options, cc1_options): Preserve relative order of
131 -std and -ansi options.
133 2004-09-26 Jan Hubicka <jh@suse.cz>
135 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
136 for nested functions whose proper parent has not been output.
138 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
139 when re-constructing profile previously invalidated by loop.
141 2004-09-25 Dale Johannesen <dalej@apple.com>
143 * tree-gimple.c: Move GIMPLE definition...
144 * doc/tree-ssa.texi: here.
146 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
148 * tree-vectorizer.c: Fix a comment typo.
150 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
152 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
153 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
154 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
155 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
157 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
159 * tree-ssa-loop-unswitch.c: Fix a comment typo.
161 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
163 * doc/passes.texi: Fix a typo.
165 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
167 * tree-optimize.c (init_tree_optimization_passes): Add
168 pass_record_bounds.
169 * tree-pass.h (pass_record_bounds): Declare.
170 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
171 New pass.
173 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
175 PR tree-optimization/17474
176 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
177 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
179 2004-09-25 Jan Hubicka <jh@suse.cz>
181 * predict.c (counts_to_freqs): Make global.
182 * predict.h (counts_to_freqa): Declare.
183 * profile.c (compute_branch_probabilities): Compute frequencies
184 * tree-profile.c (do_tree_profiling): Refine conditional on when
185 tree profiling pass is needed.
187 * passes.c (rest_of_handle_cfg): Disable const/pure function
188 detection when doing tree based profiling.
190 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
191 conditional.
193 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
195 * config/mips/mips.h (struct mips_args): Clarify comments.
196 * config/mips/mips.c (struct mips_arg_info): Likewise.
197 (mips_arg_info): Don't allow fpr_p to affect the register or
198 stack alignment. Remove o64 silliness.
199 (function_arg): Deal with the o32 float,float case specially.
201 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
203 * config/mips/mips.md (loadx, storex): Define for V2SF.
205 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
207 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
208 * config/s390/s390.c (s390_back_chain_rtx): New function.
209 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
210 Call anti_adjust_stack.
211 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
212 only if compiling with back chain.
213 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
214 back chain only if back chain enabled. Use s390_back_chain_rtx.
216 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
218 * doc/trouble.texi: Remove obsolete information. Update
219 information on how to regenerate fixincluded headers.
221 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
223 PR c/12951
224 * doc/invoke.texi: Document that
225 -Wno-error-implicit-function-declaration is not accepted.
227 2004-09-24 Richard Henderson <rth@redhat.com>
229 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
230 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
231 on TARGET_MAX.
232 (alpha_expand_mov): Allow unaligned vectors.
233 (alpha_expand_unaligned_store): Use CONST0_RTX.
234 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
236 2004-09-24 Jeff Law <law@redhat.com>
238 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
239 aliasing rules.
240 (simplify_cond_and_lookup_avail_expr): Likewise.
242 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
244 PR c/12802
245 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
246 title. Document interaction with -fms-extensions.
247 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
248 section.
250 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
252 PR c/12713
253 * doc/extend.texi: Document interaction of attribute noreturn and
254 longjmp.
256 2004-09-24 Richard Henderson <rth@redhat.com>
258 PR rtl-opt/17503
259 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
260 (som_hash, som_eq): New.
261 (init_subregs_of_mode, record_subregs_of_mode): New.
262 (cannot_change_mode_set_regs): Rewrite for htab implementation.
263 (invalid_mode_change_p): Likewise.
264 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
265 * flow.c (mark_used_regs): Likewise.
266 (life_analysis): Use init_subregs_of_mode.
267 * regs.h (subregs_of_mode): Remove.
268 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
270 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
272 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
273 type with the copy of the conditional.
275 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
277 PR tree-opt/16954
278 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
279 Prevent renaming if the aliasing sets of the type which the
280 pointer points to are different.
282 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
284 PR c/17188
285 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
286 declarations of enumerators.
287 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
288 for redefinition. Check for nested redefinition.
289 (finish_struct): Don't check for nested redefinition.
290 (start_enum): Check for nested redefinition.
292 2004-09-24 Devang Patel <dpatel@apple.com>
294 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
295 only when necesssary.
296 (combine_blocks): Combine loop header and exit block.
298 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
300 * hooks.c (hook_tree_tree_bool_null): New.
301 * hooks.h (hook_tree_tree_bool_null): Declare it.
302 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
303 * targhooks.c (default_fold_builtin): Remove.
304 * targhooks.h (default_fold_builtin): Remove.
306 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
308 PR rtl-optimization/17625
309 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
311 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
313 PR tree-opt/17624
314 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
315 Reject if any of the operands occur in an abnormal PHI.
317 2004-09-24 Andreas Schwab <schwab@suse.de>
319 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
320 rules.
322 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
324 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
325 if the GNU assembler is used.
326 (sparc-*-solaris2*): Likewise.
327 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
328 (dbxout_function_end): Protect N_ENSYM with it.
329 (dbxout_begin_prologue): Protect N_BNSYM with it.
330 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
331 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
332 * config/sparc/sol2-gas.h: New file.
334 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
336 PR bootstrap/17369
337 * Makefile.in (@set_gcc_lib_path@): Added.
339 * configure.ac: Include ../config/gcc-lib-path.m4. Use
340 TL_AC_GNU_MAKE_GCC_LIB_PATH.
341 * configure: Regenerated.
343 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
345 PR c/6980
346 * c-typeck.c (build_c_cast): Improve wording of
347 -Wbad-function-cast diagnostic.
349 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
351 PR target/17626
352 * config/cris/cris.md (moverside, movemside): Rename variable
353 "reg" to "otherop". To generate canonical RTX, check that otherop
354 isn't constant instead of checking that operand 1 is a register.
356 2004-09-23 Jakub Jelinek <jakub@redhat.com>
358 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
360 2004-09-23 Diego Novillo <dnovillo@redhat.com>
361 Jakub Jelinek <jakub@redhat.com>
363 * tree-flow.h (find_new_referenced_vars): Add prototype.
364 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
365 Move to...
366 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
367 ... here.
368 (mark_new_vars_to_rename): Walk through all operands.
369 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
370 (execute_fold_all_builtins): Use it.
371 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
373 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
375 * gthr-tpf.h: New file.
376 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
377 * gthr.h: Use gthr-tpf.h on TPF OS.
379 2004-09-23 Jeff Law <law@redhat.com>
381 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
382 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
383 (substitute_and_fold): Likewise.
384 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
385 except invariants from SSA_NAME_VALUE.
386 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
387 and SET_SSA_NAME_EQUIV.
388 (restore_vars_to_original_value, record_const_or_copy): Likewise.
389 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
390 (record_equality, cprop_into_successor_phis): Likewise.
391 (record_equivalences_from_stmt, cprop_operand): Likewise.
392 (lookup_avail_expr): Likewise.
393 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
394 from SSA_NAME_VALUE.
395 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
396 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
397 annotation from the VALUE_HANDLE field.
399 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
401 PR c++/13989
402 PR c++/9844
403 * tree.c (reconstruct_complex_type): Remove extra "this".
404 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
405 Add V4SFmode to case statement.
407 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
409 PR c/16833
410 * doc/extend.texi, doc/invoke.texi: Document interaction of
411 -fno-builtin with format checks. Note that built-in functions
412 have effects beyond generating code that avoids calls to those
413 functions.
415 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
417 PR tree-optimization/17533
418 * dominance.c (verify_dominators): Tolerate even more incorrect
419 dominance data during error message printing.
420 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
421 and edges more correctly.
423 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
425 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
426 New tree-codes.
427 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
428 MISALIGNED_INDIRECT_REF.
429 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
430 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
431 Likewise.
432 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
433 (find_interesting_uses_address): Likewise.
434 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
435 (build_fold_addr_expr_with_type): Likewise.
436 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
437 * print-rtl.c (print_mem_expr): Likewise.
438 * tree-dump.c (dequeue_and_dump): Likewise.
439 * tree-eh.c (tree_could_trap_p): Likewise.
440 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
441 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
442 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
443 Likewise.
444 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
445 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
446 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
447 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
448 (add_address_candidates, rewrite_address_base): Likewise.
449 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
450 Likewise.
451 * tree.c (staticp, build1_stat): Likewise.
453 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
454 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
455 * tree-ssa-operands.c (get_expr_operands): Likewise.
456 * expr.c (expand_expr_real_1): Likewise.
458 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
459 optabs.
460 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
461 for the new optabs.
462 (expand_ternary_op): New function.
463 * genopinit.c (optabs): Handle the new optabs.
464 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
465 (init_optabs): Initialize vec_realign_load_optab.
466 (expand_ternary_op): New functions.
468 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
469 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
470 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
471 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
472 * target.h (struct vectorize): New member for struct gcc_target.
473 (misaligned_mem_ok): New member for targetm.vectorize.
474 (builtin_mask_for_load): Likewise.
475 (builtin_mask_for_store): Likewise.
476 * targethooks.c (default_vect_misaligned_mem_ok): New function.
477 * targethooks.h (default_vect_misaligned_mem_ok): New function.
479 * config/rs6000/altivec.md (build_vector_mask_for_load): New
480 define_expand.
481 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
482 (vec_realign_load_v16qi): New define_insn.
483 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
484 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
485 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
486 (altivec_builtin_mask_for_store): New variables.
487 (rs6000_builtin_mask_for_load): New function. Implements
488 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
489 (rs6000_builtin_mask_for_store): New function. Implements
490 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
491 (rs6000_expand_builtin): Expand the target builtins
492 builtin_mask_for_load and builtin_mask_for_store.
493 (altivec_init_builtins): Initialize the new target builtins.
494 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
495 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
497 * tree-vectorizer.c (vect_create_data_ref): Renamed to
498 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
499 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
500 (vectorizable_store): Call vect_create_data_ref_ptr with additional
501 arguments, and create an indirect_ref with its return value data_ref.
502 Check aligned_access_p.
503 (vectorizable_load): Handle misaligned loads, using software-pipelined
504 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
505 vec_realign_load_optab is supported, or using a scheme without
506 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
507 misaligned_mem_ok is supported.
509 (vect_finish_stmt_generation): Typo.
510 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
511 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
512 presence of misaligned loads.
513 (vect_analyze_data_ref_access): Add check for constant init.
514 (vect_get_symbl_and_dr): Remove duplicate line.
515 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
517 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
519 * builtins.c: Fix a comment typo.
521 2004-09-23 Jan Hubicka <jh@suse.cz>
523 * profile.c (branch_prob): Do not verify flow info in the middle of the
524 pass.
526 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
528 * cfgloop.h (update_single_exits_after_duplication): Declare.
529 (loopify, split_loop_bb): Declaration changed.
530 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
531 of rtx.
532 (loopify): Added redirect_all_edges argument.
533 (update_single_exits_after_duplication): Export.
534 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
535 * tree-flow.h (tree_duplicate_loop_to_header_edge,
536 tree_ssa_loop_version): Declare.
537 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
538 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
539 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
540 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
542 * tree-ssa-loop-unswitch.c: New file.
543 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
544 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
545 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
546 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
547 * tree-pass.h (pass_unswitch): Declare.
548 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
549 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
550 * doc/passes.texi: Documen tree level loop unswitching.
552 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
554 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
556 2004-09-22 Eric Christopher <echristo@redhat.com>
558 * builtins.c (simplify_builtin_va_start): Remove.
559 (simplify_builtin): Ditto.
560 (fold_builtin_strchr): Ditto.
561 (simplify_builtin_*): Rename remainders to fold_builtin_*.
562 (expand_builtin): Fix up for above changes.
563 (fold_builtin_1): Add new folders. Change for above.
564 (expand_builtin_va_start): Call fold_builtin_next_arg.
565 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
566 * tree.h: Remove prototype for simplify_builtin.
568 2004-09-23 Jan Hubicka <jh@suse.cz>
570 PR debug/17389
571 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
572 of fully inlined functions.
573 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
574 inlined.
576 * cfgexpand.c (add_reg_br_prob_note): New function.
577 (expand_gimple_cond_expr): Use it.
578 (tree_expand_cfg): No longer kill the profile.
579 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
580 only if it is present.
581 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
582 * predict.c (combine_predictions_for_insn): Set the probabilities
583 based on REG_BR_PROB note if present.
584 * predict.c (branch_prob): Profile is read only with
585 flag_branch_probabilities.
587 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
589 * aclocal.m4: Add in gettext's m4 includes.
590 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
591 * configure.ac: Add in check for iconv.h
592 * configure: Regenerate.
594 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
596 * aclocal.m4: Update for rename of gettext-sister.m4.
598 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
600 Fix PR tree-optimization/17587
601 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
602 (insert_aux): Instead of here.
604 2004-09-22 Diego Novillo <dnovillo@redhat.com>
606 PR tree-optimization/16721
607 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
608 * tree-ssa-alias.c (create_memory_tag): Move setting of
609 TREE_THIS_VOLATILE ...
610 (get_tmt_for): ... here.
612 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
614 * config/sparc/sparc.md (cmove splitter): Fix formatting.
615 (conditional_trap expander): Reject inappropriate CCmodes.
616 (conditional trap insn): Use V9 syntax if possible.
618 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
620 PR c/16566
621 * c-typeck.c (build_component_ref): Don't special-case
622 COMPOUND_EXPR.
624 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
626 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
627 returns NULL.
629 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
631 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
632 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
633 TRUTH_XOR_EXPR): Mention the restriction on types.
635 2004-09-22 Matt Austern <austern@apple.com>
637 * config/darwin.c (darwin_make_decl_one_only):
638 Allow coalesced symbol to appear in static archive's table of contents
640 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
642 PR tree-optimization/17512
643 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
644 special cases.
646 2004-09-22 David Edelsohn <edelsohn@gnu.org>
648 * dbxout.c (get_lang_number): Do not define if
649 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
651 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
653 PR target/15583
654 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
655 builtin_define ("__USE_INIT_FINI__").
657 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
659 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
660 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
661 * config/s390/s390.h (TARGET_TPF): New macro.
662 * config/s390/s390.md ("eh_return"): New expander.
663 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
664 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
665 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
666 * config/s390/tpf.h (TARGET_TPF): Define to 1.
667 (STACK_POINTER_OFFSET): Increase to 448.
668 (TARGET_DEFAULT): Set -mtpf-trace on as default.
669 (TPF_LOC_DIFF_OFFSET): New macro.
670 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
671 encoding.
672 (__isPATrange): Add prototype.
673 (MD_FALLBACK_FRAME_STATE_FOR): Define.
674 * config/s390/tpf-eh.c: New file.
676 2004-09-22 Diego Novillo <dnovillo@redhat.com>
678 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
679 operands in an integer comparison.
680 * tree-cfg.c (find_taken_edge): Call fold() to determine
681 whether the predicate is known.
683 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
685 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
686 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
687 Create build and doc directories along with the language directories.
688 Don't create doc directory separately.
689 * configure: Regenerate.
690 * Makefile.in: Create all object and executables files built
691 with the build compiler in a build/ directory.
692 (genobjnames): Add missing build objects.
693 (STAGESTUFF): Don't stage the gen* programs.
694 (ggc-none.o): Define dependencies for the target compiler.
695 (build-print-rtl.o): Rename to build/print-rtl.o.
696 (build-errors.o): Rename to build/errors.o.
697 (build-varray.o): Rename to build/varray.o.
698 (maintainerclean): Delete the contents of the build directory.
699 ($(genobjs): %.o): Explicitly use -o.
700 (build/insn-conditions.o): Delete specfic rule to use generic rule.
701 (build/gengtype-lex.o): Likewise.
702 (build/gengtype-yacc.o): Likewise.
703 (build/gcov-iov.o): Likewise.
705 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
707 * vec.h (VEC_space): Return true if there _is_ space.
708 (VEC_reserve): Adjust.
710 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
712 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
713 use FPRs for scalar, complex and vector types only.
715 2004-09-21 Jeff Law <law@redhat.com>
717 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
718 the opt_stats_d structure.
719 (vrp_data): Change from a varray into a hash table.
720 (vrp_hash_elt): New structure for elements in the vrp hash table.
721 (vrp_hash, vrp_eq):New functions for hashing and testing equality
722 in the vrp hash table.
723 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
724 initialization slightly to make it easier to read. No longer need
725 to grow/clear the varray. Instead empty and delete the hash table.
726 (dom_opt_finalize_block): Update due to change of VRP_DATA from
727 a varray to a hash table.
728 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
730 * tree-ssa-ccp.c (get_default_value): If we have a constant
731 value recorded for an SSA_NAME, then use that constant as
732 the initial lattice value.
733 (substitute_and_fold): Transfer equivalences discovered into
734 SSA_NAME_EQUIV.
736 * tree.h (SSA_NAME_EQUIV): Add comments.
737 (SET_SSA_NAME_EQUIV): Similarly.
739 2004-09-21 David Edelsohn <edelsohn@gnu.org>
741 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
743 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
745 2004-09-21 Mark Mitchell <mark@codesourcery.com>
747 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
748 (finish_decl): Likewise.
750 2004-09-21 Devang Patel <dpatel@apple.com>
752 * tree.def (VEC_COND_EXPR): New tree node.
753 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
755 2004-09-21 Stan Shebs <shebs@apple.com>
757 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
758 * config/rs6000/darwin-world.asm: Likewise.
760 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
762 * tree-ssa.c (verify_def): Use print_generic_stmt,
763 not debug_generic_stmt.
764 (verify_use): Ditto.
765 (verify_phi_args): Ditto.
766 (verify_ssa): Ditto.
768 2004-09-21 Paul Brook <paul@codesourcery.com>
770 * varasm.c (default_assemble_integer): Return false for values wider
771 than the target word size. Works around GAS bug.
773 2004-09-21 Zack Weinberg <zack@codesourcery.com>
775 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
776 gets value 0.
777 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
778 if it has value 0.
780 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
782 * c-typeck.c (build_function_call): Give name of object
783 we are attempting to call in error message.
784 * c-objc-common.c (c_tree_printer): Call pp_expression,
785 not return false, for 'E' case.
787 2004-09-21 Steven Bosscher <stevenb@suse.de>
789 PR rtl-optimization/17482
790 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
791 load_killed_in_block_p): Clarify comments.
792 (record_last_reg_set_info): Make static inline.
793 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
794 (record_opr_changes): New function to replace the above.
795 (compute_hash_table): Clarify comments. Use record_opr_changes.
796 (reg_set_between_after_reload_p): Clean up.
797 (reg_used_between_after_reload_p): Likewise.
798 (eliminate_partially_redundant_load): Clarify comments.
800 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
802 PR rtl-optimization/17266
803 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
805 2004-09-21 Uros Bizjak <uros@kss-loka.si>
807 PR rtl-optimization/14851
808 * rtlanal.c (commutative_operand_precedence): Calculate
809 precedence of stripped constant.
811 2004-09-20 Jeff Law <law@redhat.com>
812 Jan Hubicka <jh@suse.cz>
814 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
815 initialize key elements here.
816 (release_ssa_name): Zero the released SSA_NAME here.
817 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
818 (struct tree_ssa_name): Add new "equiv" field.
819 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
820 (tree_ssa_dominator_optimize): No longer allocate, resize or
821 clear CONST_AND_COPIES.
822 (get_value_for, set_value_for): Kill.
823 (thread_across_edge): Get/set the equivalency using
824 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
825 (restore_vars_to_original_value): Likewise.
826 (record_equivalences_from_phis): Likewise.
827 (record_dominating_conditions): Likewise.
828 (record_const_or_copy, record_equality): Likewise.
829 (lookup_avail_expr): Likewise.
830 (record_equivalences_from_stmt, cprop_operand): Likewise.
831 (cprop_into_successor_phis): No longer need to pass around
832 CONST_AND_COPIES. Callers updated. Get equivalences via
833 SSA_NAME_EQUIV.
834 (cprop_into_phis): Likewise.
836 2004-09-20 Matt Austern <austern@apple.com>
837 Zack Weinberg <zack@codesourcery.com>
839 * c-common.c (fix_string_type): Build the unqualified array
840 type unconditionally, then use c_build_qualified_type to get
841 the proper const-qualified variant, and set its
842 TYPE_MAIN_VARIANT to refer to the unqualified type.
843 * c-lex.c (c_lex_return_raw_string): New global.
844 (c_lex_with_flags): Honor it.
845 * c-pragma.h: Declare it.
847 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
849 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
851 2004-09-21 Jan Hubicka <jh@suse.cz>
853 PR middle-end/17126
854 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
855 (tree_rest_of_compilation): Cleanup.
857 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
859 * config/s390/s390.c (s390_select_rtx_section): Remove.
860 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
862 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
864 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
865 note to pretend a direct save from the original register when an
866 intermediate register is used for the save.
868 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
870 * tsystem.h (alloca): Provide a default definition.
872 Revert:
873 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
874 * unwind-dw2.c: Call __builtin_alloca, not alloca.
876 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
878 PR tree-opt/17558
879 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
880 aliasing sets are the same rather than just conflicting.
882 2004-09-20 Jan Hubicka <jh@suse.cz>
884 PR middle-end/16460
886 * cgraph.c (cgraph_unnest_node): New function.
887 (c_finalize): Rename to ....
888 (c_warn_unused_result_recursivly): ... this one; do only the warning
889 (finish_function): Finalize the toplevel function; do not lower nested tree.
890 * cgraph.h (cgraph_unnest_node): Declare.
891 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
892 nestedness datastructure.
893 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
894 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
895 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
897 2004-09-20 Richard Henderson <rth@redhat.com>
899 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
900 from some_small_symbolic_operand_1; export.
901 (some_small_symbolic_operand): Remove.
902 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
903 extra C check.
904 * config/alpha/predicates.md (some_small_symbolic_operand): New.
906 2004-09-20 Jan Hubicka <jh@suse.cz>
908 * predict.c (return_prediction): New function.
909 (apply_return_prediction): Likewise.
910 (tree_bb_level_predictions): Likewise.
911 (tree_estimate_probability): Add noreturn exit edges; call
912 bb_level_predictions; fix logic of return heuristics.
913 (predict_paths_leading_to): Rescuesce from old CVS version of
914 process_note_prediction function.
915 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
917 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
919 * config/s390/s390.c (s390_frame_info): Added alignment statement for
920 floating point register area on stack.
922 2004-09-20 Jakub Jelinek <jakub@redhat.com>
924 * predict.c (expr_expected_value): Use *_CLASS_P macros.
926 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
928 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
929 generating useless garbage.
931 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
933 * builtins.c (fold_builtin): Call the new omonymous
934 target hook for machine-dependent built-ins.
935 * target-def.h (TARGET_FOLD_BUILTIN): New.
936 * target.h (struct gcc_target): Add the fold_builtin hook.
937 * targhooks.c (default_fold_builtin): New.
938 * targhooks.h (default_fold_builtin): Declare it.
940 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
942 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
943 comment typos.
945 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
947 PR target/17565
948 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
950 2004-09-20 Jan Hubicka <jh@suse.cz>
952 * predict.c (estimate_probability): Remove unnecesary code.
954 2004-09-19 Ira Rosen <irar@il.ibm.com>
956 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
957 (STMT_VINFO_VECT_DR_BASE): Declare.
958 (VECT_SMODULO): Declare.
959 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
960 (vect_compute_array_base_alignment): New function.
961 (vect_analyze_data_ref_access): Check array indices. Remove one
962 dimensional arrays restriction.
963 (vect_get_ptr_offset): New function.
964 (vect_get_symbl_and_dr): New function.
965 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
966 (former name vect_get_base_decl_and_bit_offset).
967 (vect_create_index_for_array_ref): Removed.
968 (vect_create_index_for_vector_ref): New function.
969 (vect_create_addr_base_for_vector_ref): New function.
970 (vect_create_data_ref): Handle additional data refs. Call
971 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
972 (vect_compute_data_ref_alignment): Support the changes. Call
973 vect_get_base_and_bit_offset.
974 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
975 data refs. Store vect_dr_base.
976 (vect_analyze_data_ref_accesses): Support nonconstant init.
977 (new_stmt_vec_info): Initialize vect_dr_base field.
978 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
979 (get_vectype_for_scalar_type): Check for BLKmode.
980 * tree-chrec.h (initial_condition_in_loop_num): Declare.
981 * tree-chrec.c (initial_condition_in_loop_num): New function.
982 (chrec_component_in_loop_num): New function.
983 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
984 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
985 to be pointer to varray_type.
987 2004-09-19 Jan Hubicka <jh@suse.cz>
989 * basic-block.h (update_bb_profile_after_threading): Declare.
990 * cfg.c (update_bb_profile_after_threading): Break out from ...
991 * cfgcleanup.c (try_forward_edges): ... here; use it.
992 * tree-ssa-dom.c (thread_across_edge): Use it.
993 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
994 profile of the new BB.
996 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
998 * tree-ssa-pre.c (insert_into_set): Don't put
999 is_gimple_min_invariant values into the set.
1001 2004-09-19 Andreas Jaeger <aj@suse.de>
1003 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
1004 prototype.
1006 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
1008 * config/cris/cris.h: Preserve the original spelling in a
1009 quote.
1011 2004-09-18 Jeff Law <law@redhat.com>
1013 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
1014 global varrays to replace the block local varrays.
1015 (struct dom_walk_block_data): Remove, no longer used.
1016 (get_eq_expr_value): No longer need to pass around pointers to local
1017 varrays. Callers updated. Unused markers added to unused parameters.
1018 (record_range, record_equivalences_from_stmt): Likewise.
1019 (record_equivalences_from_incoming_edge): Likewise.
1020 (record_var_is_nonzero): Likewise. Update now that we have a
1021 single global varray of SSA_NAMEs that need restoring.
1022 (dom_opt_initialize_block_local_data): Kill, no longer used.
1023 (tree_ssa_dominator_optimize): Initialize new global varrays.
1024 Update callbacks in dominator walker structure.
1025 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
1026 VRP_VARIABLES_STACK.
1027 (restore_nonzero_vars_to_original_value): Update now that we have
1028 a single global varray of SSA_NAMEs that need restoring.
1029 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
1030 Remove unused variables.
1031 (optimize_stmt): Remove unused variable.
1033 2004-09-18 Jan Hubicka <jh@suse.cz>
1035 * tree-cfg.c (thread_jumps): Fix updating of the profile.
1037 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
1038 verify_cgraph call.
1040 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
1042 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
1043 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
1044 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
1045 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
1046 tree-ssa-operands.c, tree-ssa-phiopt.c,
1047 tree-ssa-threadupdate.c: Fix comment typos.
1049 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
1051 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
1052 config/arm/README-interworking, config/arm/arm-cores.def,
1053 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
1054 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
1055 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
1056 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
1057 config/frv/frv.md, config/i386/winnt.c,
1058 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
1059 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
1060 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
1061 config/mcore/mcore.c, config/mips/mips.h,
1062 config/mn10300/mn10300.md, config/pa/pa.c,
1063 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
1064 config/rs6000/rs6000.c, config/sh/symbian.c,
1065 config/sparc/sparc.h: Fix comment typos. Follow spelling
1066 conventions.
1068 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
1070 PR c/17424
1071 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
1073 2004-09-18 Diego Novillo <dnovillo@redhat.com>
1075 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
1076 remove TREE_ADDRESSABLE from RESULT_DECL.
1078 2004-09-18 Diego Novillo <dnovillo@redhat.com>
1080 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
1082 2004-09-18 Jan Hubicka <jh@suse.cz>
1084 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
1085 NULL.
1086 * tree-ssa-alias.c (init_alias_info): Likewise.
1087 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
1088 (verify_ssa): Likewise.
1089 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
1091 2004-09-18 Jan Hubicka <jh@suse.cz>
1093 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
1094 huge offset.
1096 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
1098 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
1099 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1100 DW_EH_PE_sdata* for data.
1101 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
1103 2004-09-17 Geoffrey Keating <geoffk@apple.com>
1105 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
1106 shared anyway.
1108 PR pch/13361
1109 * c-typeck.c (constructor_asmspec): Delete.
1110 (struct initializer_stack): Delete field 'asmspec'.
1111 (start_init): Delete saving of asmspec.
1112 (finish_init): Don't update constructor_asmspec.
1113 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
1114 * stmt.c (expand_asm): Duplicate strings from tree.
1115 (expand_asm_operands): Likewise.
1116 * tree.c (tree_size): Update computation of size of STRING_CST.
1117 (make_node): Don't make STRING_CST nodes.
1118 (build_string): Allocate string with tree node.
1119 (tree_code_size): Clean up assertions, don't allow requests
1120 for "the size of a STRING_CST".
1121 * tree.def (STRING_CST): Update comment.
1122 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
1123 (tree_string): Place contents of string in tree node.
1124 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
1125 from tree.
1127 2004-09-17 Zack Weinberg <zack@codesourcery.com>
1129 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
1130 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
1132 2004-09-17 Jones Desougi <jones@ingate.com>
1134 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
1135 * configure, config.in: Regenerate.
1137 2004-09-17 Zack Weinberg <zack@codesourcery.com>
1139 * tree.c, tree.h (tree_class_strings): Make array const.
1140 Reindent per coding convention. Move asterisk to proper place
1141 per coding convention.
1143 2004-09-18 Andreas Schwab <schwab@suse.de>
1145 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
1146 (tree-vectorizer.o): Likewise.
1147 (targhooks.o): Likewise.
1149 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
1150 Zack Weinberg <zack@codesourcery.com>
1152 * alias.c (find_base_decl): Remove unreachable case '3' block.
1153 * expr.c (safe_from_p): Abort if passed a type.
1154 * tree-gimple.c (recalculate_side_effects): Abort if passed
1155 anything other than an expression.
1156 * tree-ssa-pre.c (phi_translate): Return expr immediately if
1157 is_gimple_min_invariant is true for it. Reorder cases for clarity.
1158 Abort on un-handled tree classes.
1159 (valid_in_set): Likewise.
1160 * tree.c (tree_code_class_strings): New static data.
1162 * tree.h (enum tree_code_class): New.
1163 (tree_code_class_strings): Declare.
1164 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
1165 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
1166 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
1167 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
1168 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
1170 * tree.def, c-common.def, objc/objc-tree.def: Use
1171 tree_code_class enumeration constants instead of code letters.
1173 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
1174 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
1175 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
1176 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
1177 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
1178 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
1179 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
1180 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
1181 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
1182 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
1183 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
1184 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
1185 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
1186 Update to match.
1188 * LANGUAGES: Add note about change.
1190 2004-09-17 Diego Novillo <dnovillo@redhat.com>
1192 PR tree-optimization/17319
1193 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
1194 examine pointers on the LHS of an assignment.
1195 (collect_points_to_info_r): Handle RETURN_EXPR.
1197 2004-09-17 Jeff Law <law@redhat.com>
1199 * tree-ssa-dom.c (const_and_copies_stack): New.
1200 (dom_walk_block_data): Remove const_and_copies field.
1201 (record_const_or_copy): No longer need to pass in varray_type *.
1202 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
1203 Callers updated.
1204 (record_equality): Similarly.
1205 (restore_vars_to_original_value): Similarly. Revamp to use new
1206 single global stack rather than per-block stacks.
1207 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
1208 (thread_across_edge): Remove now unused parameters.
1209 (dom_opt_initialize_block_local_data): No longer test the block
1210 local CONST_AND_COPIES.
1211 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
1213 2004-09-17 Jan Hubicka <jh@suse.cz>
1215 PR tree-optimization/17509
1216 * tree-optimize.c (update_inlined_to_pointers): New function.
1217 (tree_rest_of_compilation): Use it.
1219 2004-09-17 Devang Patel <dpatel@apple.com>
1221 * dbxout.c (get_lang_number): New.
1222 (dbxout_init): Include lang number in N_SO stab.
1223 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
1224 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
1226 2004-09-17 Diego Novillo <dnovillo@redhat.com>
1228 PR tree-optimization/17273
1229 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
1230 replacement is a constant.
1232 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
1234 * c-tree.h (enum c_typespec_keyword): New.
1235 (struct c_declspecs): Adjust description of "type". Remove
1236 specbits, explicit_int_p and explicit_char_p. Rename
1237 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
1238 short_p, signed_p, unsigned_p and complex_p.
1239 (finish_declspecs): New.
1240 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
1241 typename): Call finish_declspecs.
1242 * c-decl.c (finish_declspecs): New.
1243 (declspecs_add_type): Check for combinations which cannot occur in
1244 valid specifier lists. Update comments.
1245 (shadow_tag_warned): Remove checks done in finish_declspecs.
1246 Don't report useless type name if type defaulted to int.
1247 (grokdeclarator): Remove checks and actions done in
1248 finish_declspecs. Don't allow for type being NULL. Update for
1249 datastructures changes. Initialize decl_attr.
1250 (build_null_declspecs, quals_from_declspecs): Update for
1251 datastructures changes.
1253 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
1255 * doc/extend.texi: Fix duplicated word.
1257 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
1259 * doc/invoke.texi: Remove stray explanation on
1260 -freduce-all-givs and -fmove-all-movables.
1262 2004-09-17 James Morrison <phython@gcc.gnu.org>
1264 * doc/cfg.texi: Use @smallexample.
1265 * doc/md.texi: Likewise.
1266 * doc/tree-ssa.texi: Likewise.
1267 * doc/extend.texi: Likewise. Use @r{} in comments.
1268 * doc/trouble.texi: Use @r{} in comments.
1270 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
1272 * configure.ac (gcc_cv_gld_version): Handle whitespace before
1273 "VERSION=".
1274 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
1275 * configure: Regenerate.
1277 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
1279 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
1280 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
1281 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
1282 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
1283 slashes in substitutions.
1284 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
1286 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
1288 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
1289 gimplify.c, lambda-code.c, optabs.c, predict.c,
1290 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
1291 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
1292 conventions.
1294 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
1296 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
1297 doc/extend.texi, doc/install.texi, doc/invoke.texi,
1298 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
1299 doc/trouble.texi: Use @option around options.
1301 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
1303 * Makefile.in (gen-protos.o): Depend on errors.h.
1305 2004-09-17 Steven Bosscher <stevenb@suse.de>
1307 PR tree-optimization/17513
1308 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
1309 for successors of the entry block.
1311 2004-09-17 Uros Bizjak <uros@kss-loka.si>
1313 PR rtl-optimization/15187
1314 * ifcvt.c (noce_try_cmove_arith): Exit early if total
1315 insn_rtx_cost of both branches > BRANCH_COST
1317 2004-09-16 Diego Novillo <dnovillo@redhat.com>
1319 PR tree-optimization/17528
1320 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
1321 erase the may-alias set for a tag when merging it with
1322 another.
1324 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
1326 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
1327 for 32-bit TARGET_SHMEDIA.
1328 (call_value): Likewise.
1330 2004-09-16 Diego Novillo <dnovillo@redhat.com>
1332 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
1333 test apply only to TREE_STATIC and DECL_EXTERNAL.
1335 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1337 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
1338 * basic-block.h (get_dominated_by_region): Declare.
1339 * dominance.c (get_dominated_by_region): New function.
1340 * tree-cfg.c: Include cfglayout.h.
1341 (tree_duplicate_bb): Duplicate also phi nodes.
1342 (struct ssa_name_map_entry): New type.
1343 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
1344 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
1345 allocate_ssa_names, rewrite_to_new_ssa_names_def,
1346 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
1347 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
1348 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
1349 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
1350 rewrite_to_new_ssa_names, allocate_ssa_names,
1351 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
1352 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
1353 (copy_loop_headers): Use tree_duplicate_sese_region.
1355 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
1357 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
1359 2004-09-16 Jeff Law <law@redhat.com>
1361 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
1362 (rewrite_block_data): Remove, no longer used.
1363 (rewrite_initialize_block_local_data): Remove, no longer used.
1364 (rewrite_initialize_block): Mark parameters as unused as needed.
1365 Change references to the block local block_defs to be block_defs_stack.
1366 Push a marker onto the block_defs_stack.
1367 (ssa_rewrite_initialize_block): Similarly.
1368 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
1369 (ssa_register_new_def): No longer needs varray argument. Use
1370 block_defs_stack instead. No longer handle possibly null block_defs
1371 varray. Reverse order of items we push on the stack to make it
1372 easier to identify our marker.
1373 (register_new_def): No longer handle possibly null block_defs
1374 varray.
1375 (rewrite_finalize_block): Revamp to look for markers in the global
1376 block_defs_stack varray rather than wiping a block local varray.
1377 Mark arguments as unused as needed.
1378 (ssa_rewrite_finalize_block): Similarly.
1379 (rewrite_into_ssa): Update initialization of dom walker structure
1380 to reflect that we don't need block local data anymore. Initialize
1381 the block_defs_stack varray.
1382 (rewrite_ssa_into_ssa): Similarly.
1383 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
1384 (struct dom_walk_data): Kill block_defs field.
1385 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
1386 (thread_across_edge): Use the global block_defs_stack instead of
1387 the old block_defs varray.
1388 (dom_opt_initialize_block_local_data): Update now that we don't have
1389 block_defs field to check anymore.
1390 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
1391 (restore_currdefs_to_original_value): Use the new block_defs_stack
1392 instead of a block local varray.
1393 (dom_opt_finalize_block): Similarly.
1394 (record_equivalencs_from_phis): Similarly.
1395 (optimize_stmt, register_definitions_for_stmt): Similarly.
1397 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
1399 PR tree-optimization/17517
1400 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1401 coalesce same-root variables without checking for abnormal PHI usage.
1403 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
1405 * cfgloop.h (duplicate_loop): Add prototype.
1406 * cfgloopmanip.c (duplicate_loop): Make non-static.
1407 * lambda-code.c (perfect_nestify): Factor out test whether
1408 we can handle this loop into separate function.
1409 Call it.
1410 (can_convert_to_perfect_nest): New function.
1411 (replace_uses_of_x_with_y): Add modify_stmt call.
1412 * tree-loop-linear.c (linear_transform_loops): Call
1413 rewrite_into_loop_closed_ssa and free_df.
1415 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
1417 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
1418 loop invariant as well.
1419 (perfect_nestify): new function.
1420 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
1421 upper bounds, and steps.
1422 Set outerinductionvar properly.
1423 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
1424 parameters.
1425 Return NULL if we need a perfect loop and can't make one.
1426 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
1427 (not_interesting_stmt): New function.
1428 (phi_loop_edge_uses_def): Ditto.
1429 (stmt_uses_phi_result): Ditto.
1430 (stmt_is_bumper_for_loop): Ditto.
1431 (perfect_nest_p): Ditto.
1432 (nestify_update_pending_stmts): Ditto.
1433 (replace_uses_of_x_with_y): Ditto.
1434 (stmt_uses_op): Ditto.
1435 (perfect_nestify): Ditto.
1436 * lambda-mat.c (lambda_matrix_id_p): New function.
1437 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
1438 * lambda.h: Update prototypes.
1439 * tree-loop-linear (linear_transform_loop): Use new
1440 perfect_nest_p. Detect and ignore identity transform.
1441 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
1443 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
1445 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
1446 Gather also strides of accessed data. Pass in the data references
1447 array.
1448 (try_interchange_loops): Add a new heuristic for handling the temporal
1449 locality. Pass in the data references array.
1450 (linear_transform_loops): Pass the data references array to
1451 try_interchange_loops.
1453 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
1455 * doc/invoke.texi: Fix typos. Follow spelling conventions.
1457 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
1459 * doc/c-tree.texi (Classes): Remove index entries for
1460 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
1462 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1464 * fold-const.c (fold): Fold difference of addresses.
1465 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
1466 get_inner_reference.
1467 * tree-ssa-loop-ivopts.c (peel_address): Removed.
1468 (ptr_difference_const): Moved to fold-const.c.
1469 (split_address_cost): Use get_inner_reference instead of peel_address.
1470 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
1471 * tree.h (ptr_difference_const): Export.
1473 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
1474 variable type to the dump. Fix indentation.
1475 (idx_find_step): Handle nonconstant array_ref_element_size and
1476 array_ref_low_bound.
1477 (idx_record_use): Handle array_ref_element_size and
1478 array_ref_low_bound.
1479 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
1480 statements correctly.
1481 (get_computation_at, iv_value): Do not unshare expressions here.
1482 (rewrite_use_outer): Unshare the expression before it is emitted
1483 to code.
1484 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
1485 Moved to tree.c.
1486 * tree.c (unsigned_type_for, signed_type_for): Moved from
1487 tree-ssa-loop-niter.c. Use langhooks.
1488 * tree.h (signed_type_for): Export.
1490 2004-09-16 David Edelsohn <edelsohn@gnu.org>
1492 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
1493 prototype.
1495 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
1497 PR target/11572
1498 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
1499 Add two parameters to extra_includes.
1500 (C_INCPATH_INIT): Remove.
1501 * c-incpath.c (register_include_chains): Call extra_pre_includes
1502 before adding the standard include directory.
1503 Update call to extra_includes.
1504 (!defined TARGET_EXTRA_INCLUDES): Update
1505 hook_void_charptr_charptr_int and add !define
1506 TARGET_EXTRA_PRE_INCLUDES.
1507 (!define TARGET_EXTRA_INCLUDES): Define as
1508 hook_void_charptr_charptr_int.
1509 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
1510 (target_c_incpath): Always declare.
1511 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
1512 empty function.
1513 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
1514 * config/darwin.h: (darwin_register_frameworks): Update for
1515 the two new parameters.
1516 (darwin_register_objc_includes): Add prototype.
1517 (TARGET_EXTRA_PRE_INCLUDES): Define.
1518 * config/darwin-c.c (darwin_register_objc_includes): New function.
1519 (darwin_register_frameworks): Update for the two new parameters.
1520 (target_c_incpath): Remove.
1521 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
1522 the compile line.
1523 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
1524 parameters.
1525 (TARGET_EXTRA_PRE_INCLUDES): Document.
1527 * gcc.c (spec_function): Add replace-outfile.
1528 (replace_outfile_spec_function): New function.
1529 * config/darwin.h (LINK_SPEC): Add replace
1530 -lobjc with -lobjc-gnu if -fgnu-runtime is
1531 supplied.
1532 * invoke.texi (replace-outfile): Document.
1534 2004-09-13 Jan Hubicka <jh@suse.cz>
1536 * predict.c (expr_expected_value, strip_builtin_expect): New function.
1537 (tree_predict_by_opcode): Use it.
1538 (tree_estimate_probability): Add, for now disabled,
1539 strip_builtin_expect call.
1541 2004-09-15 James E Wilson <wilson@specifixinc.com>
1543 PR target/17455
1544 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
1545 if current_function_decl is a sibcall.
1547 2004-09-15 Mark Mitchell <mark@codesourcery.com>
1549 * varasm.c (default_function_rdodata_section): Make sure to pass
1550 along a decl for a link-once section.
1552 2004-09-15 Richard Henderson <rth@redhat.com>
1554 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
1555 warning with code disable. Fix formatting.
1557 2004-09-15 Steven Bosscher <stevenb@suse.de>
1559 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
1560 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
1561 after propagating into an ADDR_EXPR.
1563 2004-09-15 Andrew Pinski <apinski@apple.com>
1565 PR rtl-opt/17427
1566 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
1567 Move it out of gcc_assert.
1569 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
1571 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
1572 except.c, fold-const.c, function.c, langhooks.c, params.c,
1573 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1574 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
1575 for quoting in diagnostics going through pretty-print.c. Use ''
1576 for quoting in other diagnostic text.
1577 * langhooks.c: Include intl.h. Mark text locating diagnostics for
1578 translation.
1579 * Makefile.in (langhooks.o): Update dependencies.
1580 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
1581 formats.
1583 2004-09-15 Mark Mitchell <mark@codesourcery.com>
1585 * configure.ac: Check for COMDAT support. Robustify check for
1586 SHF_MERGE support.
1587 * configure: Regenerated.
1588 * config.in: Likewise.
1589 * langhooks-def.h (lhd_comdat_group): New function.
1590 (LANG_HOOKS_COMDAT_GROUP): New macro.
1591 (LANG_HOOKS_DECLS): Use it.
1592 * langhooks.c (lhd_comdat_group): Define.
1593 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
1594 * output.h (named_section_flags): Make it a macro.
1595 (named_section_real): New function.
1596 (default_no_named_section): Add decl parameter.
1597 (default_elf_asm_named_section): Likewise.
1598 (default_coff_asm_named_section): Likewise.
1599 (default_pe_asm_named_section): Likewise.
1600 * target.h (gcc_target): Adjust type of named_section.
1601 * varasm.c (named_section_flags): Rename to named_section_real.
1602 Add decl parameter.
1603 (default_no_named_section): Add decl parameter.
1604 (default_elf_asm_named_section): Use COMDAT, if available. Deal
1605 with the case that ASM_COMMENT_START is "@".
1606 (default_coff_asm_named_section): Add decl parameter.
1607 (default_pe_asm_named_section): Likewise.
1608 * config/alpha/alpha.c (vms_asm_named_section): Add decl
1609 parameter.
1610 (unicosmk_asm_named_section): Likewise.
1611 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
1612 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
1613 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
1614 * config/cris/cris-protos.h (cris_target_asm_named_section):
1615 Likewise.
1616 * config/cris/cris.c (cris_target_asm_named_section):
1617 Likewise.
1618 * config/darwin/darwin-protos.h (darwin_asm_named_section):
1619 Likewise.
1620 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
1621 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
1622 * config/i386/i386-protos.h (i386_pe_asm_named_section):
1623 Likewise.
1624 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
1625 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
1626 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
1627 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
1628 Likewise.
1629 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
1630 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
1631 * cp/cp-tree.h (cxx_comdat_group): Declare.
1632 * cp/decl.c (cxx_comdat_group): New function.
1634 2004-09-15 Jan Hubicka <jh@suse.cz>
1636 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
1637 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
1639 * tree-cfg.c (remove_bb): Release SSA defs.
1641 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
1643 * doc/tm.texi: Follow spelling conventions.
1645 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
1647 * tree-ssa-dom.c: Fix comment typos.
1649 2004-09-15 Alan Modra <amodra@bigpond.net.au>
1651 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
1652 include ccr.
1653 (ppc_fallback_frame_state): Save location of CR.
1655 2004-09-15 Jakub Jelinek <jakub@redhat.com>
1657 * expr.c (string_constant): Handle also read-only variables
1658 initialized to string literals.
1660 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
1661 into memcpy (x, y, 1) if memcpy can be expanded inline.
1663 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1665 PR tree-optimization/17468
1666 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
1667 definition inside a block precede uses.
1668 * tree-tailcall.c (adjust_return_value): Emit statements in the
1669 correct order.
1671 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
1673 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
1675 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1677 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
1679 2004-09-14 Jeff Law <law@redhat.com>
1681 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
1682 (struct dom_walk_block_data): Remove avail_exprs member.
1683 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
1684 (lookup_avail_expr): No longer need to pass in address of
1685 the block local available exprs stack. All callers changed.
1686 (simplify_cond_and_lookup_avail_expr): Similarly.
1687 (simplify_switch_and_lookup_avail_expr): Similarly.
1688 (get_eq_expr_value, record_cond): Likewise.
1689 (record_dominating_conditions): Likewise.
1690 (update_rhs_and_lookup_avail_expr): Likewise.
1691 (record_equivalences_from_stmt): Likewise.
1692 (dom_opt_initialize_block_local_data): No longer test state of
1693 block local avail_exprs.
1694 (dom_opt_initialize_block): Mark unwind point in the global
1695 avail_expr stack.
1696 (remove_expressions_from_table): Update to unwind to the
1697 most recent unwind marker in the global avail_expr stack.
1698 All callers changed.
1699 (dom_opt_finalize_block): Mark unwind point in the global
1700 avail_expr stack as needed.
1701 (record_cond): Push elements into the global avail_exprs stack.
1703 * tree-dfa.c (free_df_for_stmt): No longer static.
1704 (free_df): Update comments.
1705 * tree-flow.h (free_df_for_stmt): Prototype.
1706 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
1707 call release_defs.
1709 2004-09-14 Diego Novillo <dnovillo@redhat.com>
1711 PR tree-optimization/17252
1712 * tree-ssa-alias.c (may_alias_p): Don't assume that a
1713 pointer may not point to itself when using relaxed
1714 aliasing rules.
1716 2004-09-14 Richard Henderson <rth@redhat.com>
1718 PR middle-end/17397
1719 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
1720 while folding <ADDR_EXPR <INDIRECT_REF X>>.
1722 2004-09-14 Andrew Pinski <apinski@apple.com>
1724 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
1725 sets of the pointers but the aliasing sets of what they point to.
1727 2004-09-14 Roger Sayle <roger@eyesopen.com>
1729 PR rtl-optimization/9771
1730 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
1731 conditional compilation in init_reg_sets_1.
1732 (init_reg_sets_1): Let global_regs[i] take priority over the frame
1733 (but not stack) pointer exceptions to regs_invalidated_by_call.
1734 (globalize_reg): Globalizing a fixed register may need to update
1735 regs_invalidated_by_call.
1737 2004-09-14 Diego Novillo <dnovillo@redhat.com>
1739 PR tree-optimization/15262
1740 * tree-dfa.c (dump_variable): Also print the type of the
1741 variable.
1742 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
1743 memory tags are of conflicting alias sets but have no aliased
1744 symbols in common, add one tag to the alias set of the other.
1745 (setup_pointers_and_addressables): Remove hack to deal with
1746 programs with no aliased symbols.
1747 (may_alias_p): Don't special case aggregate types.
1749 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
1751 PR c/15498
1752 * doc/invoke.texi (Environment Variables): Correct example locale.
1754 2004-09-14 Jan Hubicka <jh@suse.cz>
1756 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
1758 2004-09-14 Mark Mitchell <mark@codesourcery.com>
1760 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
1762 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
1764 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
1765 restrict_p.
1766 (struct c_declarator): Change u.array.quals and pointer_quals to
1767 int. Add u.array.attrs.
1768 (quals_from_declspecs): New.
1769 * c-decl.c (quals_from_declspecs): New.
1770 (shadow_tag_warned): Give more specific message for useless type
1771 qualifiers.
1772 (build_array_declarator, set_array_declarator_inner,
1773 grokdeclarator, make_pointer_declarator, build_null_declspecs,
1774 declspecs_add_qual): Update for changed structures.
1776 2004-09-14 Jeff Law <law@redhat.com>
1778 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
1779 to a global varray.
1780 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
1781 (dom_opt_initialize_block_local_data): No longer test state
1782 of stmts_to_rescan.
1783 (dom_opt_finalize_block): Update due to change in scope of
1784 stmts_to_rescan.
1785 (optimize_stmt): Similarly.
1787 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1789 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
1790 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
1791 comment typos. Follow spelling conventions.
1793 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1795 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
1796 config/i386/predicates.md, config/sparc/sparc.c: Follow
1797 spelling conventions.
1799 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1800 Steven Bosscher <stevenb@suse.de>
1802 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
1803 * basic-block.h (struct reorder_block_def): Add copy_number field.
1804 * cfgloop.h (biv_p): Declare.
1805 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
1806 * common.opt (fsplit-ivs-in-unroller): New flag.
1807 * loop-iv.c (biv_p): New function.
1808 * loop-unroll.c: Include hashtab.h and recog.h.
1809 (struct iv_to_split, struct split_ivs_info): New types.
1810 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
1811 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
1812 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
1813 insert_base_initialization, split_iv): New functions.
1814 (peel_loop_completely, unroll_loop_constant_iterations,
1815 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
1816 Use them.
1817 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
1819 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1821 * tree-cfg.c (thread_jumps): Update dominators correctly in
1822 case destination of threaded edge dominates its source.
1824 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1826 * unroll.c: Removed.
1827 * loop.h: Removed.
1828 * Makefile.in (LOOP_H, unroll.o): Removed.
1829 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
1830 dependency.
1831 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
1832 reference.
1833 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
1834 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
1835 * loop.c: Do not include loop.h.
1836 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
1837 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
1838 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
1839 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
1840 struct loop_regs, struct loop_movables, struct loop_info): Moved
1841 from loop.h.
1842 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
1843 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
1844 find_common_reg_term, loop_iterations, final_giv_value): Moved
1845 from unroll.c.
1846 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
1847 loop_dump_stream, for_each_insn_in_loop, express_from,
1848 extend_value_for_giv, loop_iv_add_mult_emit_before,
1849 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
1850 loop_insn_first_p, get_condition_for_loop,
1851 loop_insn_emit_before, loop_insn_hoist,
1852 loop_insn_sink): Made static.
1853 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
1854 reference.
1855 (strength_reduce): Do not call unroller.
1856 (record_giv): Do not initialize unrolled field.
1857 (prescan_loop): Do not set loop_info->preconditioned.
1858 * passes.c: Do not include loop.h.
1859 (rest_of_handle_loop_optimize): Do not call unroller.
1860 * predict.c: Do not include loop.h.
1861 * rtl.h (NOTE_PRECONDITIONED): Removed.
1862 * stmt.c: Do not include loop.h.
1863 * toplev.c: Do not include loop.h.
1864 (process_options): Do not handle flag_old_unroll_loops.
1866 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
1867 Documentation removed.
1868 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
1870 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
1872 * Makefile.in (STAGE1_CHECKING): New variable.
1873 (stage1_build): Use it.
1874 * tree-ssa.c (verify_ssa): Preserve state of dominance
1875 information.
1877 2004-09-14 Uros Bizjak <uros@kss-loka.si>
1879 * config/i386/i386.c (output_fp_compare): Add generation
1880 of ftst instruction.
1881 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
1882 Use output_fp_compare () function.
1883 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
1884 (fix_truncdi_memory): Remove operands[5] copy.
1886 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1888 * config/m32r/m32r.md, config/m68k/m68kelf.h,
1889 config/mcore/mcore.md, config/rs6000/linux64.h,
1890 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
1891 typos.
1893 2004-09-13 James E Wilson <wilson@specifixinc.com>
1895 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
1896 * gen-protos.c: Include errors.h.
1897 (progname): Delete.
1899 2004-09-14 Jan Hubicka <jh@suse.cz>
1901 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
1902 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
1903 (predict_loops): Use number_of_iterations_exit to predict
1904 number of iterations on trees.
1906 2004-09-13 Dale Johannesen <dalej@apple.com>
1908 PR 17408
1909 PR 17409
1910 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
1911 objects declared extern.
1913 2004-09-14 Paul Brook <paul@codesourcery.com>
1915 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
1916 HOST_WIDE_INT.
1918 2004-09-13 Daniel Jacobowitz <dan@debian.org>
1920 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
1921 Only use TYPE_BINFO for aggregates.
1923 2004-09-13 Daniel Jacobowitz <dan@debian.org>
1925 * expmed.c (synth_mult): Initialize latency. Check cost before
1926 checking ops count.
1928 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
1930 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
1931 add_call_clobber_ops and add_call_read_ops.
1932 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
1933 the number of vdefs and vuses inserted based on analysis of global
1934 variables across calls. * tree-dfa.c (find_referenced_vars):
1935 Needed to reset static var maps before each function is compiled.
1936 * cgraphunit.c:
1937 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
1938 static_vars_info,functions_to_static_vars_info,module_statics_escape,
1939 all_module_statics,searchc_env,dfs_info): New fields to support
1940 analysis of static global variables.
1941 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
1942 cgraph_reset_static_var_maps, get_global_static_vars_info,
1943 get_global_statics_not_read, get_global_statics_not_written,
1944 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
1945 check_rhs_var, check_lhs_var, get_asm_expr_operands,
1946 process_call_for_static_vars, scan_for_static_refs,
1947 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
1948 clear_static_vars_maps, cgraph_propagate_bits,
1949 cgraph_characterize_statics): New. Functions to support analysis
1950 of static global variables.
1951 (cgraph_mark_local_and_external_functions): Renamed from:
1952 (cgraph_mark_local_functions)
1953 (cgraph_expand_all_functions): Remove call to
1954 cgraph_mark_local_and_external_functions.
1955 (cgraph_optimize): Added driver to analyze static variables whose
1956 scope is within the compilation unit. * cgraph.h (struct
1957 cgraph_local_info, GTY): Added statics_read, statics_written,
1958 local, calls_read_all, calls_write_all, for_functions_valid.
1959 (struct cgraph_node): Added next_cycle. * cgraph.c
1960 (dump_cgraph_node): Added print routines for new fields. *
1961 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
1962 list.
1964 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
1966 * c-decl.c (grokdeclarator): Correct comments about where storage
1967 class specifiers are rejected by grammar and add corresponding
1968 asserts. Diagnose typedefs and parameters declared inline.
1969 Change warning for inline main to a pedwarn. Only diagnose inline
1970 main if hosted.
1971 (declspecs_add_scspec): Allow duplicate "inline".
1973 2004-09-13 Steve Ellcey <sje@cup.hp.com>
1975 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
1976 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1978 2004-09-13 Richard Henderson <rth@redhat.com>
1980 PR 17436
1981 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
1982 (tree_type): Replace spare with contains_placeholder_bits.
1983 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
1984 make static. Remove seen_types list.
1985 (type_contains_placeholder_p): New.
1987 2004-09-13 James E Wilson <wilson@specifixinc.com>
1989 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
1990 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
1991 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
1992 bdesc_arrays instead of mips_bdesc.
1993 (mips_init_builtins): Likewise.
1994 * config/mips/mips.h (TARGET_SB1): New.
1995 (HAVE_SQRT_P): Delete.
1996 * config/mips/mips.md (divide_condition): Support V2SF.
1997 (sqrt_condition, recip_condition): New.
1998 (div<mode>3): Use ANYF instead of SCALARF.
1999 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
2000 MODE.
2001 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
2002 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
2003 instead of MODE.
2004 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
2005 instead of SCALARF. Use UNITMODE instead of MODE.
2007 2004-09-13 Zack Weinberg <zack@codesourcery.com>
2009 * config.in: Regenerate after removal of libbanshee.
2011 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
2013 PR tree-optimization/17400
2014 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2015 coalesce partitions when one occurs in an abnormal PHI.
2017 2004-09-13 Andrew Pinski <apinski@apple.com>
2019 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
2020 name to _new_size.
2022 2004-09-13 Richard Henderson <rth@redhat.com>
2024 PR inline-asm/6806
2025 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
2026 (cselib_invalidate_rtx_note_stores): New.
2027 (cselib_record_sets, cselib_process_insn): Update to match.
2028 * cselib.h (cselib_invalidate_rtx): Declare.
2029 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
2031 2004-09-13 Richard Henderson <rth@redhat.com>
2033 PR tree-opt/10528
2034 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
2035 after copying its argument.
2037 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
2039 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
2040 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
2041 in diagnostics. Use %' for English apostrophes.
2042 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
2043 (pedwarn_c90, pedwarn_c99): Use it.
2044 * c-decl.c (lookup_label): Quote label name in diagnostic.
2045 * c-parse.in (yyprint): Use ' instead of ` for left quote.
2046 * c-typeck.c (warn_for_assignment): Likewise.
2048 2004-09-13 Jan Hubicka <jh@suse.cz>
2050 * i386.c (x86_schedule): New global variable.
2051 (override_options): Disable scheduling when not supported.
2052 * i386.h (x86_schedule): Declare.
2053 (TARGET_SCHEDULE): New macro.
2055 2004-09-12 Richard Henderson <rth@redhat.com>
2057 PR c++/16254
2058 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
2059 * tree.c, tree.h (has_cleanups): Remove.
2061 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2063 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
2064 arguments of the phi nodes correctly.
2066 2004-09-12 Jan Hubicka <jh@suse.cz>
2068 * ggc-common.c (cmp_statistics): Fix sorting.
2070 2004-09-12 David Edelsohn <edelsohn@gnu.org>
2072 PR target/16795
2073 * expmed.c (expand_divmod): If cheap power of 2 divide is
2074 available, use it for negative constant as well.
2076 2004-09-12 Andrew Pinski <apinski@apple.com>
2078 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
2079 size of 0.
2081 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
2083 2004-09-12 Richard Henderson <rth@redhat.com>
2085 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
2086 or minus one.
2087 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
2088 post-reload, and scratch NULL.
2089 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
2090 (x86_shift_adj_2): Use ix86_expand_clear.
2091 (ashldi3): Remove CMOVE expansion difference.
2092 (ashldi3_1): Remove.
2093 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
2094 add constraints for immediates. New peephole for split-with-temp.
2095 Run splitter after peep2 pass.
2096 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
2097 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
2098 (setcc_2): Rename with *.
2099 * config/i386/predicates.md (reg_or_pm1_operand): New.
2100 (ashldi_input_operand): New.
2102 2004-09-12 Richard Henderson <rth@redhat.com
2104 * print-rtl.c (print_decl_name): New.
2105 (print_mem_expr): Use it.
2107 2004-09-12 Richard Henderson <rth@redhat.com
2109 PR 17186, part deux
2110 * except.c (sjlj_emit_function_exit): Fix logic locating
2111 sjlj_exit_after in final block.
2113 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
2115 * common.opt: Remove flags -fmove-all-movables and
2116 -freduce-all-givs.
2117 * loop-invariant.c (find_invariants_to_move):
2118 Remove all uses of flag_move_all_movables.
2119 * loop.c (move_movables): Remove all uses of
2120 flag_move_all_movables.
2121 (strength_reduce): Remove all uses of
2122 flag_reduce_all_givs.
2123 * doc/invoke.texi: Remove documentation of flags
2124 -fremove-all-movables and -freduce-all-givs.
2126 2004-09-11 Roger Sayle <roger@eyesopen.com>
2128 PR middle-end/17411
2129 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
2130 change. elt->type may be a floating point type, so use fold_convert.
2132 2004-09-11 Geoffrey Keating <geoffk@apple.com>
2134 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
2135 the thing referenced as used, not the stub itself.
2137 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
2139 * c-tree.h (enum c_storage_class): New.
2140 (struct c_declspecs): Add storage_class, inline_p and thread_p.
2141 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
2142 declarations and "auto" or "register" in file scope empty
2143 declarations. Give more specific warnings for other cases of
2144 storage class specifiers in empty declarations.
2145 (grokdeclarator): Update for new structures. Don't check for
2146 multiple storage classes. Diagnose file-scope "register" if
2147 pedantic.
2148 (build_null_declspecs): Update.
2149 (declspecs_add_scspec): Update. Diagnose multiple storage class
2150 specifiers and invalid uses of "__thread".
2152 2004-09-11 Zack Weinberg <zack@codesourcery.com>
2154 * tree.c (tree_code_size): New function, bulk of code from tree_size.
2155 (tree_size, make_node): Use it.
2156 * tree-ssa-pre.c (init_pre): Use it.
2157 * tree.h: Prototype it.
2159 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2161 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
2162 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
2163 redirect_immediate_use): Use PHI_DF.
2164 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
2165 (bb_for_stmt): Use PHI_BB.
2166 (get_immediate_uses): Use PHI_DF.
2167 * tree-ssa-dse.c (max_stmt_uid): New variable.
2168 (get_stmt_uid): New function.
2169 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
2170 node annotations.
2171 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
2172 (max_uid): Renamed to max_stmt_uid.
2173 (get_stmt_uid): New function.
2174 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
2175 phi node annotations.
2176 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
2177 * tree.h (PHI_BB, PHI_DF): New accessor functions.
2178 (struct tree_phi_node): Add bb and df fields.
2180 2004-09-11 Richard Henderson <rth@redhat.com>
2182 PR middle-end/17416
2183 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
2184 in conflict loop.
2186 2004-09-11 Jan Hubicka <jh@suse.cz>
2188 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
2189 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
2190 * i386.md (i387_cw): Add 'uninitialized' mode.
2192 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
2193 (output_location): Break out from ....
2194 (branch_prob): ... here; handle gcov output on trees.
2195 * toplev.c (process_options): No longer be sorry about coverage for
2196 trees.
2198 2004-09-11 Steven Bosscher <stevenb@suse.de>
2200 PR c++/17412
2201 * fold-const.c (fold): Do not try to fold the operand of a
2202 CLEANUP_POINT_EXPR if that operand does itself not have any
2203 operands.
2205 PR middle-end/17417
2206 * langhooks.c (lhd_decl_printable_name): Make sure that this
2207 function is called with is a decl node that has an identifier.
2208 * tree-pretty-print.c (dump_function_name): New function to
2209 wrap PRINT_FUNCTION_NAME and dump_decl_name.
2210 (print_call_name): Use it.
2212 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
2214 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
2215 "config.h" if not.
2217 2004-09-11 Jakub Jelinek <jakub@redhat.com>
2219 * tree-ssa-alias.c (collect_points_to_info_r): Handle
2220 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
2221 to OFFSET.
2223 2004-09-11 Richard Henderson <rth@redhat.com>
2225 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
2226 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
2227 operand of the ADDR_EXPR.
2228 (expand_expr_real_1): Update to match.
2230 2004-09-11 David Edelsohn <edelsohn@gnu.org>
2232 PR target/17277
2233 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
2234 choose 64-bit version.
2236 2004-09-11 Richard Henderson <rth@redhat.com>
2238 PR c/17396
2239 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
2241 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
2243 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
2244 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
2245 Insert @: after i.e. or e.g.
2247 2004-09-10 Geoffrey Keating <geoffk@apple.com>
2249 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
2250 D.xxx rather than <Dxxx>.
2252 2004-09-10 Adam Nemet <anemet@lnxw.com>
2254 * configure.ac (AC_MSG_CHECKING(what linker to use)):
2255 in_tree_ld_is_elf should be true for LynxOS.
2256 * configure: Regenerate.
2258 2004-09-10 Adam Nemet <anemet@lnxw.com>
2260 * Makefile.in (all.cross): Add srcextra.
2262 2004-09-10 Roger Sayle <roger@eyesopen.com>
2264 PR middle-end/17024
2265 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
2266 floating point comparison operators. Change aborts to gcc_asserts.
2268 2004-09-10 Geoffrey Keating <geoffk@apple.com>
2270 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
2272 2004-09-10 James E Wilson <wilson@specifixinc.com>
2274 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
2275 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
2277 * convert.c (convert_to_vector): Replace recursive call with
2278 error_mark_node.
2280 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
2281 Add integer argument named constant. Use const_tiny_rtx instead of
2282 CONST0_RTX.
2283 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
2284 and CONST1_RTX.
2285 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
2286 vector types.
2287 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
2288 of gen_rtx_raw_CONST_VECTOR.
2290 2004-09-10 Eric Christopher <echristo@redhat.com>
2292 PR c/16046
2293 * c-parse.in (attribute): Add NULL_TREE for error case
2294 for error recovery.
2296 2004-09-10 Zack Weinberg <zack@codesourcery.com>
2298 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
2299 (extract_interface_info): Delete prototype.
2300 * c-decl.c (extract_interface_info): Delete stub.
2301 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
2302 it's not already been done ...
2303 (init_c_lex): ... not here.
2304 (fe_file_change): Don't call extract_interface_info.
2306 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
2308 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
2309 typedef_p and typedef_signed_p.
2310 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
2311 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
2312 Check typedef_p and typedef_signed_p, not typedef_decl.
2313 (grokfield): Check typedef_p, not typedef_decl.
2314 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
2315 not typedef_decl.
2316 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
2317 typedef_decl.
2319 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2321 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2323 2004-09-10 Geoffrey Keating <geoffk@apple.com>
2325 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
2326 temporary variables.
2328 * dbxout.c (dbxout_block): Update for
2329 current_function_func_begin_label a string.
2330 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
2331 * except.c (dw2_output_call_site_table): Likewise.
2332 * toplev.c (current_function_func_begin_label): Likewise.
2333 * tree.h (current_function_func_begin_label): Likewise.
2334 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
2336 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
2337 loop.
2339 * config/darwin.c: Include target.h.
2340 (struct machopic_indirection): Make ptr_name a string.
2341 (machopic_indirection_hash): Update for ptr_name a string.
2342 (machopic_indirection_eq): Likewise.
2343 (machopic_indirection_name): Likewise.
2344 (machopic_output_indirection): Likewise.
2345 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
2346 string. Don't expect stub names to be in the identifier hash table.
2347 Do call strip_name_encoding before looking up entry in ID hash table.
2348 * config/t-darwin (darwin.o): Add target.h to dependencies.
2350 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
2351 of fprintf for register names.
2353 * output.h (unlikely_section_label): Delete declaration.
2354 (unlikely_text_section_name): Likewise.
2355 * varasm.c (unlikely_section_label_printed): Make static.
2356 (unlikely_section_label): Likewise.
2357 (unlikely_text_section_name): Likewise.
2358 (assemble_start_function): Use reconcat.
2360 * rtl.def (REG): Add comment to describe third field.
2362 2004-09-10 Andrew Pinski <apinski@apple.com>
2364 * config/darwin.c (machopic_mcount_stub_name): Call
2365 machopic_indirection_name instead of making the string
2366 ourselves.
2368 2004-09-10 Diego Novillo <dnovillo@redhat.com>
2370 Revert
2372 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
2374 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
2375 memory tag is call clobbered, so are its aliases.
2376 (group_aliases): When two memory tags being grouped, if one is
2377 call clobbered, so are the other and its aliases.
2378 (add_may_alias): Remove call-clobbering stuff.
2379 (replace_may_alias): Likewise.
2380 (merge_pointed_to_info): Merge pt_global_mem
2382 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2384 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
2385 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
2386 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
2387 tree-scalar-evolution.c, tree-ssa-copyrename.c,
2388 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
2390 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2392 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
2393 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
2394 pair. Remove match_dup from inputs. Remove masaccs handling.
2395 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
2396 (masaccs, mdasaccs): Turn into define_insns.
2398 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2400 * tree-tailcall.c (process_assignment): Only do accumulator transforms
2401 for floating-point types if flag_unsafe_math_optimizations.
2403 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2405 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
2406 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
2407 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
2408 config/h8300/h8300.md, config/i386/gmm_malloc.h,
2409 config/ia64/ia64.md, config/ip2k/libgcc.S,
2410 config/mips/mips-ps-3d.md, config/mips/mips.c,
2411 config/rs6000/rs6000.c, config/s390/s390.c,
2412 config/sh/symbian.c: Fix comment typos.
2414 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2416 * config/s390/s390.c (s390_emit_prologue): Added missing
2417 "{}" brackets.
2419 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2421 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
2422 typos. Follow spelling conventions.
2424 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
2426 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
2427 in diagnostic. Don't dereference NULL TYPE_NAME.
2429 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2431 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
2432 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
2433 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
2434 value-prof.c: Fix comment typos. Follow spelling conventions.
2436 2004-09-10 Jan Hubicka <jh@suse.cz>
2438 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
2439 * tree-split_edge.c (tree_split_edge): Likewise.
2440 (thread_jumps): Likewise.
2442 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2444 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
2445 typos.
2447 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
2449 * cgraph.h (cgraph_dump_file): Do not declare.
2450 * cgraphunit.c (cgraph_dump_file): Declare as static.
2451 (init_cgraph): New.
2452 * toplev.c (cgraph_dump_file): Do not declare.
2453 (compile_file): Call init_cgraph.
2454 * tree-dump.c (dump_files): Add IPA dump file, remove
2455 XML dump of call graph.
2456 (get_dump_file_name): Support IPA dump file naming scheme.
2457 * tree.h (enum tree_dump_index): Add IPA dump file, remove
2458 XML dump of call graph.
2459 * doc/invoke.texi (Debugging Options): Document the new options.
2461 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2463 * doc/extend.texi: Document the FR-V built-in functions.
2465 2004-09-09 James E Wilson <wilson@specifixinc.com>
2467 * doc/sourcebuild.texi: Delete libbanshee reference.
2469 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
2471 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
2473 2004-09-09 James E Wilson <wilson@specifixinc.com>
2475 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
2476 before calling vector_types_convertible_p.
2477 (digest_init): Check that inside_init has VECTOR_TYPE before calling
2478 vector_types_convertible_p. Don't give another error if
2479 convert_for_assignment returns error_mark_node.
2481 2004-09-09 Roger Sayle <roger@eyesopen.com>
2483 PR middle-end/17055
2484 * fold-const.c (build_zero_vector): New function to construct a
2485 vector (either floating point or integer) of zeros.
2486 (fold_convert): Internally, enable conversions of integer zero
2487 to arbitrary vector types, using the new build_zero_vector.
2489 2004-09-09 Roger Sayle <roger@eyesopen.com>
2491 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
2492 expand a left shift by an immediate constant as either an ashl or
2493 a sequence of additions.
2494 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
2495 instead of calling gen_ashlsi3 with a constant directly.
2497 2004-09-09 Roger Sayle <roger@eyesopen.com>
2499 * config/i386/i386.c (ix86_split_long_move): When optimizing for
2500 size, and the low and high parts of a DImode constant are equal,
2501 copy one register to another instead of loading the same immediate
2502 value twice.
2504 2004-09-09 Richard Henderson <rth@redhat.com>
2506 PR middle-end/17367
2507 * function.c (assign_parm_setup_block): Only put PARALLELs into
2508 a register if use_register_for_decl.
2510 2004-09-09 Eric Christopher <echristo@redhat.com>
2512 * ra-colorize.c (reset_lists): Move variable declaration inside
2513 ENABLE_CHECKING to avoid unused variable warnings when
2514 not --enable-checking.
2515 (check_colors): Ditto.
2517 2004-09-09 Mike Stump <mrs@apple.com>
2519 * version.c (version_string): Bump to 4.0.0.
2520 * doc/include/gcc-common.texi (version-GCC): Likewise.
2522 2004-09-10 Jakub Jelinek <jakub@redhat.com>
2524 * doc/extend.texi (nothrow attribute): The attribute is not
2525 implemented in 3.2 and earlier.
2527 2004-09-09 Steve Ellcey <sje@cup.hp.com>
2529 * genrecog.c (compute_predicate_codes): Use op0_codes
2530 instead of codes.
2532 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2534 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
2535 implementation changes.
2537 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2539 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
2540 a PARALLEL instead of a SET due to added clobbers.
2542 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2544 * reload.c (find_reloads_address): Pass correct operand to
2545 maybe_memory_address_p.
2547 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
2549 * Makefile.in: Remove libbanshee, tree-alias-*.
2550 Remove tree-alias-common.h dependencies.
2551 * common.opt: Remove -ftree-points-to.
2552 * configure.ac: Remove libbanshee.
2553 * flags.h: Remove pta_type, flag_tree_points_to.
2554 * gengtype.c (open_base_files): Remove tree-alias-type.h.
2555 * opts.c (OPT_ftree_points_to): Remove.
2556 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
2557 * tree-dfa.c: Remove tree-alias-common.h
2558 * tree-into-ssa.c: Ditto.
2559 * tree-outof-ssa.c: Ditto.
2560 * tree-ssa-copyrename.c: Ditto.
2561 * tree-ssa-live.c: Ditto.
2562 * tree-optimize.c: Ditto.
2563 * tree-ssa.c: Ditto.
2564 Remove pass_build_pta, pass_del_pta.
2565 * tree-pass.h: Ditto.
2566 * tree-ssa-alias.c: Remove tree-alias-common.h.
2567 (struct alias_stats_d): Remove pta_queries, pta_resolved.
2568 (pass_may_alias): Remove PROP_pta requirement.
2569 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
2570 (get_tmt_for): Ditto.
2571 (dump_alias_stats): Ditto.
2572 * doc/passes.texi: Remove blurb about points-to analysis.
2573 * fortran/Make-lang.in: Remove tree-alias-*.o.
2575 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2577 * genattrtab.c (write_insn_cases): New function, split out from
2578 write_attr_case. Correctly handle define_peepholes when printing
2579 the instruction name.
2580 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
2582 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
2584 PR target/17377
2585 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
2586 * config/cris/cris.c (cris_return_address_on_stack): New function.
2587 * config/cris/cris.md ("return"): For location of return address,
2588 also check cris_return_address_on_stack.
2590 2004-09-09 Diego Novillo <dnovillo@redhat.com>
2592 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
2593 calling phi_ssa_name_p.
2595 2004-09-09 Richard Henderson <rth@redhat.com>
2597 PR c/17322
2598 * c-typeck.c (valid_compound_expr_initializer): Use only
2599 initializer_constant_valid_p, and not TREE_CONSTANT.
2600 (digest_init): Likewise.
2601 (output_init_element): Likewise.
2603 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2605 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
2606 live_out_1, prune_hardregs_for_mode, init_one_web_common,
2607 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
2608 record_conflict, compare_and_free_webs, init_webs_defs_uses,
2609 parts_to_webs_1, parts_to_webs, reset_conflicts,
2610 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
2611 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
2612 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
2613 put_move, remove_move, combine, select_spill, colorize_one_web,
2614 try_recolor_web, insert_coalesced_conflicts, check_colors,
2615 break_precolored_alias, restore_conflicts_from_coalesce,
2616 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
2617 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
2618 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
2619 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
2620 check_df): Likewise.
2621 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
2622 real_arithmetic, real_compare, real_exponent, real_ldexp,
2623 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
2624 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
2625 real_digit, real_nan, real_maxval, round_for_format, real_convert,
2626 real_to_target, real_from_target, real_hash, encode_ieee_single,
2627 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
2628 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
2629 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
2630 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
2631 extract_insn, peep2_next_insn, peep2_reg_dead_p,
2632 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
2633 if_test_bypass_p): Likewise.
2634 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
2635 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
2636 emit_swap_insn, swap_to_top, move_for_stack_reg,
2637 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
2638 compensate_edge, convert_regs_1): Likewise.
2639 * regclass.c (init_reg_sets, init_reg_sets_1,
2640 memory_move_secondary_cost): Likewise.
2641 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
2642 Likewise.
2643 * reload.c (push_secondary_reload, find_valid_class, push_reload,
2644 operands_match_p, decompose, immune_p, find_reloads,
2645 find_reloads_toplev, find_reloads_address_1, subst_reloads,
2646 copy_replacements, refers_to_regno_for_reload_p,
2647 reg_overlap_mentioned_for_reload_p): Likewise.
2648 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
2649 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
2650 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
2651 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
2652 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
2653 do_output_reload, fixup_abnormal_edges): Likewise.
2654 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
2655 fill_slots_from_thread, relax_delay_slots): Likewise.
2656 * resource.c (mark_referenced_resources, mark_set_resources):
2657 Likewise.
2658 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
2659 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
2660 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
2661 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
2662 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
2663 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
2664 * rtlhooks.c (gen_lowpart_general): Likewise.
2665 * sbitmap.c (sbitmap_difference): Likewise.
2666 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
2667 sched_analyze, add_forward_dependence): Likewise.
2668 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
2669 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
2670 schedule_insns): Likewise.
2671 * sched-vis.c (print_pattern): Likewise.
2672 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
2673 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
2674 simplify_const_relational_operation, simplify_ternary_operation,
2675 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
2676 Likewise.
2677 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
2678 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
2679 resolve_operand_name_1, expand_return, expand_decl,
2680 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
2681 * stor-layout.c (put_pending_size, smallest_mode_for_size,
2682 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
2683 set_sizetype, get_mode_bounds): Likewise.
2685 2004-09-09 Zack Weinberg <zack@codesourcery.com>
2687 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
2688 * config/arm/pecoff.h, config/i386/beos-elf.h
2689 * config/i386/cygming.h, config/i386/i386-interix.h:
2690 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
2691 comment cloned from manual.
2692 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
2694 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
2696 * builtins.c (build_va_arg_indirect_ref): New function.
2697 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
2698 build_fold_indirect_ref.
2699 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
2700 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
2701 * tree.h: Declare new function.
2703 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2705 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
2706 dumping for development builds.
2707 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
2708 development builds only.
2709 * genattrtab.c (write_eligible_delay): Fix typo in previous
2710 commit.
2711 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
2712 gcc_assert.
2714 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2716 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
2717 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
2718 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
2719 hoist_code, extract_mentioned_regs_helper, compute_store_table,
2720 insert_store): Use gcc_assert and gcc_unreachable.
2721 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
2722 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
2723 ggc_record_overhead): Likewise.
2724 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
2725 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
2726 ggc_pop_context, clear_marks, validate_free_objects,
2727 ggc_pch_read): Likewise.
2728 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
2729 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
2730 ggc_push_context, check_cookies, ggc_collect,
2731 ggc_print_statistics): Likewise.
2732 * gimple-low.c (lower_function_body, lower_stmt,
2733 lower_bind_expr): Likewise.
2734 * gimplify.c (gimple_tree_eq, push_gimplify_context,
2735 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
2736 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
2737 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
2738 gimplify_case_label_expr, gimplify_exit_block_expr,
2739 canonicalize_component_ref, gimplify_compound_lval,
2740 gimplify_self_mod_expr, gimplify_call_expr,
2741 gimplify_init_ctor_eval, gimplify_init_constructor,
2742 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
2743 gimplify_expr, check_pointer_types_r,
2744 force_gimple_operand): Likewise.
2745 * global.c (global_alloc, build_insn_chain): Likewise.
2746 * graph.c (clean_graph_dump_file,
2747 finish_graph_dump_file): Likewise.
2748 gcov-io.c (gcov_open): Use GCOV_CHECK.
2750 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2752 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
2754 2004-09-09 Jan Hubicka <jh@suse.cz>
2756 middle-end/17128
2757 * tree-inline.c (expand_call_inline): Make overactive sanity check
2758 happy.
2760 2004-09-09 Jan Hubicka <jh@suse.cz>
2762 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
2763 VIEW_CONVERT_EXPR.
2765 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2767 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
2768 (gengtype.o): Depend on errors.h.
2769 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
2770 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
2771 attr_alt_subset_p, attr_alt_subset_of_compl_p,
2772 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
2773 write_test_expr, write_attr_value, write_eligible_delay,
2774 make_internal_attr, make_numeric_value): Likewise.
2775 * genautomata.c (regexp_name, get_str_vect,
2776 gen_presence_absence_set, automaton_decl_hash,
2777 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
2778 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
2779 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
2780 test_unit_reserv, it_is_empty_reserv_sets,
2781 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
2782 reserv_sets_and, output_cycle_reservs, get_free_state,
2783 intersected_state_reservs_p, states_union, remove_arc,
2784 copy_insn_regexp, transform_1, transform_2, transform_3,
2785 regexp_transform_func, store_alt_unit_usage,
2786 check_regexp_units_distribution, process_seq_for_forming_states,
2787 process_alts_for_forming_states, make_automaton,
2788 form_arcs_marked_by_insn, create_composed_state,
2789 set_out_arc_insns_equiv_num, partition_equiv_class,
2790 process_insn_equiv_class, set_insn_equiv_classes,
2791 units_to_automata_heuristic_distr, form_regexp,
2792 longest_path_length, output_dfa_max_issue_rate, add_vect,
2793 out_state_arcs_num, add_vect_el, output_trans_table,
2794 output_state_alts_table, output_dead_lock_vect,
2795 output_max_insn_queue_index_def,
2796 output_min_insn_conflict_delay_func,
2797 output_internal_insn_latency_func, output_print_reservation_func,
2798 output_cpu_unit_reservation_p, output_state_arcs,
2799 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
2800 make_default_insn_latency_attr,
2801 form_important_insn_automata_lists): Likewise.
2802 * genemit.c (gen_exp, output_add_clobbers,
2803 output_added_clobbers_hard_reg_p): Likewise.
2804 * genextract.c (print_path, main): Likewise.
2805 * genflags.c (gen_macro): Likewise.
2806 * gengenrtl.c: Include errors.h
2807 (type_from_format, accessor_from_format): Likewise.
2808 * gengtype.c (get_file_basename, output_mangled_typename,
2809 walk_type, write_types_process_field,
2810 write_types_local_process_field): Likewise.
2811 * genmodes.c (complete_mode): Likewise.
2812 * genopinit.c (gen_insn): Likewise.
2813 * genoutput.c (output_insn_data, check_constraint_len,
2814 constraint_len): Likewise.
2815 * genpreds.c (add_mode_tests):Likewise.
2816 * gen-protos.c (add_hash): Likewise.
2817 * genrecog.c (find_operand, find_matching_operand,
2818 validate_pattern, add_to_sequence, maybe_both_true,
2819 nodes_identical_1, merge_trees, write_switch, write_cond,
2820 write_action, is_unconditional, make_insn_sequence,
2821 debug_decision_2): Likewise.
2822 * gensupport.c (is_predicable, collect_insn_data,
2823 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
2825 2004-09-09 Jan Hubicka <jh@suse.cz>
2827 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
2828 * cfgbuild.c (compute_outgoing_frequencies): When probability is
2829 missing, guess it.
2830 (find_many_sub_basic_blocks): Do update profile only when it is
2831 present.
2832 * predict.c (set_even_probabilities): Break out from ...
2833 (combine_predictions_for_insn): ... here; deal with
2834 !can_predict_insn_p insns.
2835 (combine_predictions_for_bb): Use set_even_probabilities.
2836 (bb_estimate_probability_locally): Break out from ....
2837 (estimate_probability): ... here.
2838 (guess_outgoing_edge_probabilities): New entry point.
2840 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2842 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
2843 handle_braces, process_brace_body, main, used_arg,
2844 set_multilib_dir, print_multilib_info): Use fatal, not abort.
2846 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
2848 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
2849 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
2850 Morgan's theorem in last checkin.
2852 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2853 Nathan Sidwell <nathan@codesourcery.com>
2855 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
2856 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
2857 * timevar.c (timevar_push, timevar_pop, timevar_start,
2858 timevar_stop): Likewise.
2859 * toplev.c (default_pch_valid_p): Likewise.
2860 * tracer.c (tail_duplicate): Likewise.
2861 * tree-alias-common.c (get_alias_var_decl,
2862 get_values_from_constructor, create_alias_var, delete_alias_vars,
2863 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
2864 Likewise.
2865 * tree.c (tree_size, make_node_stat, copy_node_stat,
2866 build_int_cst_wide, integer_all_onesp, list_length, chainon,
2867 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
2868 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
2869 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
2870 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
2871 build_method_type_directly, decl_type_context, get_callee_fndecl,
2872 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
2873 tree_fold_gcd): Likewise.
2874 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
2875 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
2876 cleanup_control_expr_graph, find_taken_edge,
2877 find_taken_edge_switch_expr, phi_alternatives_equal,
2878 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
2879 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
2880 tree_split_edge, tree_verify_flow_info, thread_jumps,
2881 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
2882 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
2883 chrec_fold_multiply_poly_poly): Likewise.
2884 * tree-complex.c (extract_component, expand_complex_division,
2885 expand_complex_comparison, expand_complex_operations_1,
2886 build_replicated_const, expand_vector_operations_1): Likewise.
2887 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
2888 build_classic_dir_vector): Likewise.
2889 * tree-dfa.c (compute_immediate_uses_for_phi,
2890 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
2891 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
2892 * tree-dump.c (dequeue_and_dump): Likewise.
2893 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
2894 record_in_finally_tree, replace_goto_queue_1,
2895 maybe_record_in_goto_queue, verify_norecord_switch_expr,
2896 do_return_redirection): Likewise.
2897 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
2898 add_to_dst_predicate_list, find_phi_replacement_condition,
2899 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
2900 Likewise.
2901 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
2902 initialize_inlined_parameters, declare_return_variable,
2903 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
2904 optimize_inline_calls, copy_tree_r): Likewise.
2905 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
2906 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
2907 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
2908 tsi_split_statement_list_after, tsi_split_statement_list_before):
2909 Likewise.
2910 * tree-mudflap.c (mf_varname_tree): Likewise.
2911 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
2912 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
2913 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2914 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
2915 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
2916 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
2917 Likewise.
2918 * tree-phinodes.c (resize_phi_node, add_phi_arg,
2919 remove_all_phi_nodes_for): Likewise.
2920 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
2921 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2922 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
2923 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
2924 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
2925 generate_one_element_ref, generate_element_copy,
2926 generate_element_zero, scalarize_copy, scalarize_init,
2927 scalarize_ldst): Likewise.
2928 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
2929 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
2930 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
2931 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
2932 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
2933 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
2934 widen_bitfield, ccp_fold_builtin): Likewise.
2935 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
2936 replace_exp_1, propagate_tree_value): Likewise.
2937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2938 * tree-ssa-dce.c (set_control_dependence_map_bit,
2939 find_control_dependence, find_pdom, mark_operand_necessary,
2940 mark_stmt_if_obviously_necessary,
2941 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
2942 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
2943 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
2944 eliminate_redundant_computations, avail_expr_eq): Likewise.
2945 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
2946 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2947 duplicate_blocks): Likewise.
2948 * tree-ssa-loop-im.c (for_each_index, set_level,
2949 is_call_clobbered_ref): Likewise.
2950 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
2951 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
2952 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
2953 peel_address, ptr_difference_cost, may_replace_final_value,
2954 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
2955 rewrite_use, rewrite_uses): Likewise.
2956 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2957 check_loop_closed_ssa_use): Likewise.
2958 * tree-ssanames.c (make_ssa_name): Likewise.
2959 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
2960 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
2961 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
2962 get_indirect_ref_operands, add_stmt_operand): Likewise.
2963 * tree-ssa-pre.c (value_exists_in_set_bitmap,
2964 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
2965 phi_translate, valid_in_set, compute_antic,
2966 find_or_generate_expression, create_expression_by_pieces, insert_aux,
2967 create_value_expr_from, eliminate): Likewise.
2968 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
2969 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
2970 Likewise.
2971 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
2972 eliminate_tail_call): Likewise.
2973 * tree-vectorizer.c (vect_create_index_for_array_ref,
2974 vect_align_data_ref, vect_create_data_ref,
2975 vect_create_destination_var, vect_get_vec_def_for_operand,
2976 vect_finish_stmt_generation, vect_transform_stmt,
2977 vect_transform_loop_bound, vect_transform_loop,
2978 vect_analyze_operations): Likewise.
2979 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
2980 Likewise.
2981 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
2982 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
2983 bsi_after_labels, bsi_last): Likewise.
2984 * tree-ssa-live.c (var_union, change_partition_var,
2985 create_ssa_var_map, calculate_live_on_entry, root_var_init,
2986 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
2987 Likewise.
2988 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
2989 tpa_find_tree): Likewise.
2990 (register_ssa_partition_check): Declare.
2991 (register_ssa_partition): use it.
2992 * tree-ssa-live.c: Include errors.h.
2993 (register_ssa_partition_check): New.
2994 * tree-ssa-operands.c: Include errors.h.
2995 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
2997 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2998 Catherine Moore <clm@redhat.com>
3000 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
3001 (FRV_CPU_FR405): New processor enums.
3002 (frv_issue_rate, frv_acc_group): Declare.
3003 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
3004 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
3005 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
3006 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
3007 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
3008 handled by CPP_SPEC.
3009 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
3010 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
3011 (ACC_MASK): New macro.
3012 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
3013 (TARGET_MEDIA_FR450): New macro.
3014 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
3015 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
3016 (LABEL_ALIGN_AFTER_BARRIER): Define.
3017 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
3018 (IACC_FIRST, IACC_LAST): New pair of SPRs.
3019 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
3020 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
3021 (REGISTER_NAMES): Add entries for new registers.
3022 (REG_CLASS_CONTENTS): Update for new register ranges.
3023 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
3024 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
3025 (PACKING_FLAG_USED_P): Delete.
3026 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
3027 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
3028 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
3029 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
3030 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
3031 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
3032 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
3033 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
3034 (CPU_UNITS_QUERY): Define to 1.
3035 * config/frv/frv.c: Include gt-frv.h
3036 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
3037 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
3038 (frv_insn_group): New enumeration.
3039 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
3040 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
3041 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
3042 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
3043 gap left by REGSTATE_LIVE.
3044 (regstate_t): New typedef.
3045 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3046 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
3047 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
3048 Initialize frv_unit_codes[] and frv_type_to_unit[].
3049 (frv_conditional_register_usage): Remove redundant fixing of
3050 accumulator registers.
3051 (frv_insn_packing_flag): Update specification.
3052 (frv_function_prologue): Don't set frv_insn_packing_flag here.
3053 Zero out frv_nops[].
3054 (frv_expand_epilogue): Remove comments about the no-longer-present
3055 SIBCALL_P argument.
3056 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
3057 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
3058 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
3059 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
3060 packing is disabled and if INSN can only issue to M1.
3061 (call_operand): Check TARGET_LONG_CALLS.
3062 (acc_operand, even_acc_operand, quad_acc_operand)
3063 (accg_operand): Simplify. Don't accept pseudo registers.
3064 (output_move_single): Handle SPR<-zero moves.
3065 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
3066 (frv_registers_update, frv_registers_used_p): Delete.
3067 (frv_registers_set_p): Delete.
3068 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
3069 (frv_issues_to_branch_unit_p): New function.
3070 (frv_packet): New structure.
3071 (frv_cond_flags, frv_regstate_conflict_p): New functions.
3072 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
3073 (frv_registers_update_1, frv_registers_update): New functions.
3074 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
3075 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
3076 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
3077 (frv_sort_insn_group, frv_reorder_packet): New functions.
3078 (frv_pack_insns): Use frv_reorder_packet.
3079 (frv_packet_address): New variable.
3080 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
3081 (frv_register_nop, frv_reorg): New functions.
3082 (bdesc_1arg): Add __SCUTSS.
3083 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
3084 __SUBSS, __SLASS and __SCAN.
3085 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
3086 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
3087 (frv_init_builtins): Register the above builtins.
3088 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
3089 registers. Turn the referenced accumulators into global registers.
3090 (frv_read_iacc_argument): New function.
3091 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
3092 (frv_split_iacc_move): New function.
3093 (frv_expand_builtin): Handle the new builtins.
3094 * config/frv/frv.md: Replace old schedulers with new order-independent
3095 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
3096 packing algorithm.
3097 (cpu): Add fr550, fr450 and fr405.
3098 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
3099 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
3100 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
3101 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
3102 (fnop, mnop): New patterns.
3103 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
3104 New constants.
3105 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
3106 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
3107 registers.
3108 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
3109 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
3110 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
3111 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
3112 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
3113 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
3114 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
3115 (frv_prefetch0, frv_prefetch): New patterns.
3116 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
3117 -mcpu=simple. Add -mcpu=fr550.
3118 (MULTILIB_DIRNAMES): Update accordingly.
3119 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
3120 -mcpu=fr450.
3121 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
3122 -mlong-calls and -malign-labels options for FR-V.
3124 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
3126 PR c/8420
3127 * c-tree.h (struct c_declspecs): New.
3128 (struct c_declarator, struct c_type_name, struct c_parm): Update
3129 element types.
3130 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
3131 start_function, start_decl, build_c_parm,
3132 make_pointer_declarator): Update prototypes.
3133 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3134 declspecs_add_scspec, declspecs_add_attrs): New.
3135 (split_specs_attrs): Remove.
3136 * c-parse.in (%union): Add dsptype.
3137 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3138 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3139 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3140 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3141 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3142 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3143 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3144 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3145 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3146 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3147 maybe_type_quals_attrs): Change to dsptype.
3148 (struct c_declspec_stack): New.
3149 (current_declspecs, declspec_stack): Change type.
3150 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
3151 structures.
3152 (extdefs): Likewise.
3153 (setspecs): Likewise.
3154 (fndef): Use current_declspecs for empty declspecs list.
3155 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3156 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3157 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3158 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3159 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3160 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3161 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3162 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
3163 structures and helper functions. Update comments.
3164 (typespec_nonattr): Correct comment.
3165 (maybe_type_quals_attrs, typename): Update to new structures.
3166 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
3167 shadow_tag, shadow_tag_warned, start_function, start_decl,
3168 build_c_parm, make_pointer_declarator,
3169 set_array_declarator_inner, groktypename): Update to new
3170 structures.
3171 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
3172 declspecs_add_scspec, declspecs_add_attrs): New.
3173 (split_specs_attrs): Remove.
3174 (shadow_tag_warned): Make warning for useless type names a
3175 pedwarn. Give hard error for long, short, signed, unsigned or
3176 _Complex used with struct, union or enum in empty declaration.
3177 Make found_tag a bool.
3178 (grokdeclarator): Remove checks now done at parse time.
3180 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
3182 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
3183 c_declarator, struct c_type_name, struct c_parm): New.
3184 (build_array_declarator, set_array_declarator_inner,
3185 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
3186 start_function, start_decl, build_c_parm, build_attrs_declarator,
3187 build_function_declarator, make_pointer_declarator, c_cast_expr,
3188 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
3189 (build_id_declarator): New.
3190 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
3191 structures.
3192 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
3193 ARG_INFO_OTHERS): Remove.
3194 (build_id_declarator): New.
3195 (build_array_declarator, set_array_declarator_inner, groktypename,
3196 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
3197 grokfield, start_function, store_parm_decls_newstyle,
3198 store_parm_decls_oldstyle, store_parm_decls,
3199 build_c_parm, build_attrs_declarator, build_function_declarator,
3200 make_pointer_declarator, grokdeclarator): Update to new
3201 structures.
3202 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
3203 parmtype.
3204 (declarator, notype_declarator, after_type_declarator,
3205 parm_declarator, parm_declarator_starttypename,
3206 parm_declarator_nostarttypename, array_declarator, typename,
3207 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
3208 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
3209 parmlist_1, parmlist_2, parmlist_or_identifiers,
3210 parmlist_or_identifiers_1): Use these types.
3211 (primary, after_type_declarator, parm_declarator_starttypename,
3212 notype_declarator, component_decl, component_declarator,
3213 component_notype_declarator, typename, absdcl,
3214 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
3215 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
3217 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
3219 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
3220 in_typeof, record_maybe_used_decl, pop_maybe_used,
3221 c_expr_sizeof_expr, c_expr_sizeof_type): New.
3222 * c-decl.c (parser_obstack): New.
3223 (c_init_decl_processing): Initialize parser_obstack.
3224 (c_write_global_declarations_1): Check for used but undefined
3225 static functions.
3226 * c-parse.in (%union): Add otype.
3227 (save_obstack_position): New.
3228 (extdefs): Use it.
3229 (unary_expr): Update in_sizeof and in_alignof. Use
3230 c_expr_sizeof_expr and c_expr_sizeof_type.
3231 (sizeof): Update in_sizeof.
3232 (alignof): Update in_alignof.
3233 (typeof): Update in_typeof.
3234 (typespec_nonreserved_nonattr): Call pop_maybe_used.
3235 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
3236 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
3237 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
3238 (build_external_ref): Set C_DECL_USED or call
3239 record_maybe_used_decl if appropriate.
3240 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
3242 2004-09-08 Eric Christopher <echristo@redhat.com>
3244 * builtins.c: Fix prototype for fold_builtin_atan.
3246 2004-09-08 Eric Christopher <echristo@redhat.com>
3248 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
3249 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
3250 fold_builtin_atan): New functions. Migrate function bodies...
3251 (fold_builtin_1): ... from here.
3253 2004-09-09 Alan Modra <amodra@bigpond.net.au>
3255 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
3256 save_size.
3258 2004-09-08 David Edelsohn <edelsohn@gnu.org>
3260 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
3261 * config/rs6000/power5.md (power5-lmul): Same.
3263 2004-09-08 Richard Henderson <rth@redhat.com>
3265 PR rtl-opt/17186
3266 * function.c (expand_function_end): Have fall-off-the-end
3267 return path jump around return register setup.
3269 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3271 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
3272 (output_return): Do not test for the presence of the 'unimp' insn.
3273 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
3274 as predicates instead of custom ones. Return raw strings when
3275 possible.
3276 (output_sibcall): Likewise. Concatenate strings.
3277 (output_ubranch): Remove kludge for TurboSPARC.
3278 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
3279 (output_v9branch): Likewise.
3280 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
3281 <#>: Set sparc_indent_opcode if the delay slot is filled.
3282 <(>: Likewise.
3283 <)>: New operand to emit the displacement from the saved PC on return.
3284 <@>: Remove.
3285 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
3286 (ASM_OUTPUT_OPCODE): New macro.
3287 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
3288 * config/sparc/sparc.md (normal_branch, inverted_branch,
3289 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3290 inverted_fpe_branch): Adjust call to output_cbranch.
3291 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
3292 call to output_v9branch.
3293 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
3294 (output_v9branch): Likewise.
3296 2004-09-08 Devang Patel <dpatel@apple.com>
3298 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
3299 -segs_read_only_addr and -segs_read_write_addr.
3300 (WORD_SWITCH_TAKES_ARG): Same.
3301 (LINK_SPEC): Same.
3302 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
3303 -segs_read_write_addr.
3305 2004-09-08 Richard Henderson <rth@redhat.com>
3307 * function.c (reference_callee_copied): New.
3308 (assign_parm_setup_reg): Use it.
3309 * calls.c (initialize_argument_information): Likewise.
3310 (emit_library_call_value_1): Likewise.
3311 * function.h (reference_callee_copied): Declare.
3313 * target.h (struct gcc_target): Add callee_copies.
3314 * target-def.h (TARGET_CALLEE_COPIES): New.
3315 (TARGET_PASS_BY_REFERENCE): Update default.
3316 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3317 * targhooks.c (hook_callee_copies_named): New.
3318 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
3319 hook_pass_by_reference_false.
3320 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
3321 * targhooks.h: Update decls.
3322 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
3323 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3324 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
3325 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
3326 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3327 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
3328 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3329 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
3330 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3331 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
3332 (mips_callee_copies): New.
3333 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3334 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
3335 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3336 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
3337 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3338 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
3339 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3340 * config/sh/sh.c (sh_callee_copies): New.
3341 (TARGET_CALLEE_COPIES): New.
3342 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3343 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
3344 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
3345 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
3346 for FUNCTION_ARG_CALLEE_COPIES.
3347 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
3349 2004-09-08 Devang Patel <dpatel@apple.com>
3351 * tree-if-conv.c (find_phi_replacement_condition): Return true
3352 edge block.
3353 (replace_phi_with_cond_modify_expr): Select conditional expr args
3354 based on true edge basic block.
3356 2004-09-08 Jan Hubicka <jh@suse.cz>
3358 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
3359 variables being alias set.
3361 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3363 * final.c (shorten_branches, final, get_insn_template,
3364 output_alternate_entry_point, final_scan_insn, alter_subreg,
3365 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
3366 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
3367 * fix-header.c (lookup_std_proto): Likewise.
3368 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
3369 verify_local_live_at_start, update_life_info, mark_reg,
3370 calculate_global_regs_live, allocate_reg_life_data,
3371 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
3372 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
3373 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
3374 * fold-const.c (force_fit_type, div_and_round_double,
3375 may_negate_without_overflow_p, int_const_binop, const_binop,
3376 size_binop, size_diffop, fold_convert_const, fold_convert,
3377 invert_tree_comparison, swap_tree_comparison,
3378 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
3379 range_binop, make_range, fold_cond_expr_with_comparison,
3380 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
3381 fold_abs_const, fold_not_const, fold_relational_const, round_up,
3382 round_down): Likewise.
3383 * function.c (find_function_data, assign_stack_temp_for_type,
3384 instantiate_virtual_regs_lossage, aggregate_value_p,
3385 assign_parm_find_entry_rtl, assign_parm_setup_block,
3386 expand_function_start, expand_function_end, keep_stack_depressed,
3387 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
3389 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
3391 * Makefile.in (tree-loop-linear.o): Added.
3392 (OBJS-common): Add tree-loop-linear.o
3393 * common.opt: New flag, ftree-loop-linear.
3394 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
3395 * tree-flow.h: Add prototype for linear_transform_loops.
3396 * tree-optimize.c: Add linear transform after vectorization.
3397 * tree-pass.h: Add struct pass_linear_transform.
3398 * tree-ssa-loop.c: Add pass_linear_transform.
3399 * tree-loop-linear.c: New file.
3400 * lambda-code.c: gcc_assertify.
3401 (gcc_loop_to_lambda_loop): Handle all exit tests.
3402 Handle case where we have (invariant >= induction var).
3403 (find_induction_var_from_exit_cond): Ditto.
3405 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
3407 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
3408 memory tag is call clobbered, so are its aliases.
3409 (group_aliases): When two memory tags being grouped, if one is
3410 call clobbered, so are the other and its aliases.
3411 (add_may_alias): Remove call-clobbering stuff.
3412 (replace_may_alias): Likewise.
3413 (merge_pointed_to_info): Merge pt_global_mem
3415 2004-09-08 Jan Hubicka <jh@suse.cz>
3417 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
3418 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
3419 (cgraph_expand_function): Remove stale cgraph edges of currently
3420 compiled function; fix non-unit-at-a-time code copying function
3421 node for later reuse.
3423 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3425 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
3426 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
3427 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
3428 (vec_gc_free, vec_heap_free): New.
3429 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
3430 (DEF_VEC_P): Add allocator argument. Adjust.
3431 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
3432 (DEF_VEC_O): Add allocator argument. Adjust.
3433 (VEC(free)): New.
3435 * tree.h (tree): Define a GC'd vector.
3436 * lamba-code.c (lambda_loop): Likewise.
3437 * value-prof.h (histogram_value): Likewise.
3439 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3441 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
3442 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
3443 gen_lowpart_common, gen_highpart, gen_highpart_mode,
3444 subreg_highpart_offset, operand_subword, operand_subword_force,
3445 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
3446 set_mem_alias_set, change_address_1, verify_rtx_sharing,
3447 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
3448 try_split, add_insn_after, add_insn_before, remove_insn,
3449 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
3450 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
3451 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
3452 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
3453 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
3454 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
3455 record_path_before_1, check_path_after_1, check_path_after): Likewise.
3456 * except.c (gen_eh_region, resolve_one_fixup_region,
3457 remove_unreachable_regions, convert_from_eh_region_ranges_1,
3458 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
3459 connect_post_landing_pads, sjlj_emit_function_exit,
3460 remove_exception_handler_label, remove_eh_handler,
3461 reachable_next_level, collect_one_action_chain,
3462 output_function_exception_table): Likewise.
3463 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
3464 optimize_save_area_alloca, allocate_dynamic_stack_space,
3465 probe_stack_range, hard_function_value): Likewise.
3466 * expmed.c (mode_for_extraction, store_bit_field,
3467 store_fixed_bit_field, extract_bit_field, expand_shift,
3468 expand_mult_const, expand_mult, choose_multiplier,
3469 expand_mult_highpart, expand_divmod, emit_store_flag,
3470 do_cmp_and_jump): Likewise.
3471 * expr.c (convert_move, convert_modes, move_by_pieces,
3472 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
3473 move_block_from_reg, gen_group_rtx, emit_group_load,
3474 emit_group_move, emit_group_store, use_reg, use_regs,
3475 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
3476 emit_move_insn, emit_move_insn_1, emit_push_insn,
3477 expand_assignment, store_expr, count_type_elements,
3478 store_constructor, store_field, safe_from_p, expand_var,
3479 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
3481 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3483 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
3484 gcc_assert and gcc_unreachable.
3485 * ddg.c (create_ddg_dependence, add_deps_for_def,
3486 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
3487 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
3488 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
3489 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
3490 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
3491 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
3492 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
3493 dataflow_set_copy, hybrid_search, diagnostic.c,
3494 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
3495 * dojump.c (do_jump): Likewise.
3496 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
3497 compute_dom_fast_query, calculate_dominance_info,
3498 free_dominance_info, get_immediate_dominator,
3499 set_immediate_dominator, get_dominated_by,
3500 redirect_immediate_dominators, nearest_common_dominator,
3501 dominated_by_p, verify_dominators, recount_dominator,
3502 iterate_fix_dominators, add_to_dominance_info,
3503 delete_from_dominance_info): Likewise.
3504 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
3505 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
3506 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
3507 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
3508 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
3509 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
3510 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
3511 output_call_frame_info, output_loc_operands, build_cfa_loc,
3512 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
3513 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
3514 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
3515 splice_child_die, attr_checksum, same_dw_val_p,
3516 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
3517 unmark_dies, value_format, output_loc_list, output_die,
3518 output_pubnames, output_aranges, base_type_die, is_base_type,
3519 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
3520 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
3521 field_byte_offset, add_data_member_location_attribute,
3522 add_const_value_attribute, rtl_for_decl_location,
3523 add_location_or_const_value_attribute, add_byte_size_attribute,
3524 add_bit_offset_attribute, add_bit_size_attribute,
3525 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
3526 decl_start_label, gen_formal_parameter_die,
3527 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
3528 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
3529 force_decl_die, force_type_die, gen_decl_die,
3530 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
3531 dwarf2out_finish): Likewise.
3533 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
3535 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
3536 * builtins.c: Include tree-mudflap.h.
3538 2004-09-08 Uros Bizjak <uros@kss-loka.si>
3540 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3541 force operand 0.0 into register in XFmode. Also do not force
3542 operand 0.0 into register if !TARGET_CMOVE.
3543 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
3544 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
3545 implement ftst x87 instruction.
3546 (*fp_jcc_7): New insn pattern. Change corresponding split
3547 pattern to handle "general_operand" instead of
3548 "nonimmediate_operand".
3550 2004-09-08 Ben Elliston <bje@au.ibm.com>
3552 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
3554 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
3556 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
3557 generated from standard va_arg expansion.
3558 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
3559 marked nodes.
3560 (mf_varname_tree, mf_file_function_line_tree): Add some support
3561 for column numbers if compiled with USE_MAPPED_LOCATION.
3563 2004-09-07 Ziemowit Laski <zlaski@apple.com>
3565 * c-decl.c (groktypename_in_parm_context): Remove function.
3566 * c-tree.h (groktypename_in_parm_context): Remove prototype.
3568 2004-09-07 Ziemowit Laski <zlaski@apple.com>
3570 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
3571 * c-parse.in: Include c-common.h instead of objc-act.h.
3572 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
3573 myparms, myparm): Remove %type declarations.
3574 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
3575 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
3576 declarations.
3577 (objc_inherit_code, objc_public_flag): Remove.
3578 (typespec_nonreserved_nonattr): Call
3579 objc_get_protocol_qualified_type() instead of get_static_reference()
3580 and get_protocol_reference().
3581 (stmt_nocomp): Call grokparm() on @catch parameter.
3582 (objcdef): Move semantic action to objc_finish_implementation().
3583 (classdef): Move semantic action to objc_start_class_interface(),
3584 objc_continue_interface(), objc_finish_interface(),
3585 objc_start_class_implementation(), objc_continue_implementation(),
3586 objc_start_category_interface() and
3587 objc_start_category_implementation().
3588 (protocoldef): Move semantic actions to objc_start_protocol() and
3589 objc_finish_interface().
3590 (ivar_decl_list): Remove nonterminal.
3591 (visibility_spec): Move semantic actions to objc_set_visibility().
3592 (ivar_decls): Remove assignment to $$.
3593 (ivar_decl): Rephrase in terms of component_decl; call
3594 objc_add_instance_variable().
3595 (ivars, ivar_declarator): Remove nonterminals.
3596 (opt_semi): New nonterminal.
3597 (methodtype): Remove semantic actions.
3598 (methoddef): Move semantic actions to objc_set_method_type(),
3599 objc_start_method_definition() and objc_finish_method_definition().
3600 (methodproto): Move semantic actions to objc_set_method_type() and
3601 objc_add_method_declaration().
3602 (methoddecl): Use objc_typename instead of typename; move semantic
3603 actions to objc_build_method_signature().
3604 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
3605 (optparmlist): Express in terms of optparms and optellipsis.
3606 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
3607 nonterminals.
3608 (keyworddecl): Use objc_typename instead of typename.
3609 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
3610 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
3612 2004-09-08 Alan Modra <amodra@bigpond.net.au>
3614 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
3615 (MD_FALLBACK_FRAME_STATE_FOR): Update.
3616 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
3617 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
3618 (MD_FROB_UPDATE_CONTEXT): Remove default.
3619 (uw_update_context_1): Instead #ifdef invocation.
3620 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
3621 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
3622 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
3623 (MD_UNWIND_SUPPORT): Undefine this instead.
3624 * config/i386/gnu.h: Likewise.
3625 * config/alpha/linux-unwind.h: New file, macro converted to
3626 function, extracted from..
3627 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
3628 (MD_UNWIND_SUPPORT): Define.
3629 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
3630 * config/i386/linux-unwind.h, config/i386/linux.h,
3631 config/i386/linux64.h: Likewise.
3632 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
3633 MD_HANDLE_UNWABI too.
3634 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
3635 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
3636 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
3637 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
3638 * config/sparc/linux-unwind.h, config/sparc/linux.h,
3639 config/sparc/linux64.h: Likewise.
3640 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
3641 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
3642 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
3643 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
3644 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
3646 2004-09-07 Jan Hubicka <jh@suse.cz>
3648 * cse.c (fold_rtx): Avoid building of
3649 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
3651 * tree-ssa-pre.c (grand_bitmap_obstack): New.
3652 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
3653 (init_pre): Initialize obstack.
3654 (fini_pre): Free obstack.
3656 2004-09-07 David Daney <ddaney@avtrex.com>
3658 * config.gcc: Added support for --with-divide=[breaks|traps] for
3659 mips targets.
3660 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
3661 (TARGET_DIVIDE_TRAPS): New macro.
3662 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
3663 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
3664 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
3665 GENERATE_DIVIDE_TRAPS.
3666 (mips_output_division): Emit conditional trap if
3667 GENERATE_DIVIDE_TRAPS is set.
3668 * doc/install.texi: Document --with-divide.
3669 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
3671 2004-09-07 Caroline Tice <ctice@apple.com>
3673 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
3674 EDGE_CROSSING, to flags test case.
3676 2004-09-07 Jan Hubicka <jh@suse.cz>
3678 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
3679 class too.
3681 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3683 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
3684 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
3685 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
3686 or gcc_unreachable.
3687 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
3688 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
3689 alloc_aux_for_edges, free_aux_for_edges): Likewise.
3690 * cfgcleanup.c (try_forward_edges,
3691 merge_blocks_move_predecessor_nojumps,
3692 merge_blocks_move_successor_nojumps): Likewise.
3693 * cfgexpand.c (expand_gimple_cond_expr,
3694 expand_gimple_tailcall): Likewise.
3695 * cfghooks.c (duplicate_block): Likewise.
3696 * cfglayout.c (record_effective_endpoints,
3697 insn_locators_initialize, change_scope, fixup_reorder_chain,
3698 verify_insn_chain, fixup_fallthru_exit_predecessor,
3699 duplicate_insn_chain, cfg_layout_finalize): Likewise.
3700 * cfgloopanal.c (check_irred): Likewise.
3701 * cfgloop.c (superloop_at_depth, flow_loops_free,
3702 flow_loop_entry_edges_find, flow_loops_find,
3703 flow_loop_outside_edge_p, get_loop_body,
3704 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
3705 get_loop_exit_edges, num_loop_branches, cancel_loop,
3706 verify_loop_structure): Likewise.
3707 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
3708 duplicate_loop_to_header_edge, create_preheader,
3709 create_loop_notes): Likewise.
3710 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
3711 edirect_branch_edge, force_nonfallthru_and_redirect,
3712 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3713 commit_edge_insertions, commit_edge_insertions_watch_calls,
3714 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3715 cfg_layout_redirect_edge_and_branch_force,
3716 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
3717 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
3718 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
3719 cgraph_varpool_node): Likewise.
3720 * cgraphunit.c (cgraph_finalize_function,
3721 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
3722 cgraph_expand_function, cgraph_remove_unreachable_nodes,
3723 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3724 cgraph_mark_inline, cgraph_expand_all_functions,
3725 cgraph_build_static_cdtor): Likewise.
3726 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
3727 simplify_logical, distribute_notes, insn_cuid): Likewise.
3728 * conflict.c (conflict_graph_add, print_conflict): Likewise.
3729 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
3730 coverage_checksum_string): Likewise.
3731 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
3732 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
3733 cse_cc_succs, cse_condition_code_reg): Likewise.
3734 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
3735 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
3736 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
3737 cselib_record_set): Likewise.
3739 2004-09-07 Jan Hubicka <jh@suse.cz>
3741 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
3743 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3745 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
3746 fold_convert.
3747 (fold_builtin_strpbrk): Likewise.
3748 * expr.c (array_ref_low_bound): Likewise.
3749 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
3750 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
3751 * tree-sra.c (generate_element_zero): Likewise.
3752 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
3753 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
3754 add_old_iv_candidates, add_iv_candidates): Likewise.
3755 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
3757 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3759 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
3760 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
3761 c_expand_expr, boolean_increment, nonnull_check_p,
3762 check_function_arguments_recurse, fold_offsetof_1): Likewise.
3763 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
3764 builtin_define_type_max): Likewise.
3765 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
3766 implicit_decl_warning, builtin_function, build_compound_literal,
3767 complete_array_type, grokdeclarator, get_parm_info,
3768 start_function, store_parm_decls_oldstyle,
3769 c_write_global_declarations): Likewise.
3770 * c-format.c (get_constant, decode_format_attr,
3771 maybe_read_dollar_number, get_flag_spec, check_format_arg,
3772 check_format_types, format_type_warning,
3773 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
3774 init_dynamic_diag_info, handle_format_attribute): Likewise.
3775 * c-gimplify.c (push_context, pop_context, finish_bc_block):
3776 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
3777 * c-objc-common.c (c_tree_printer): Likewise.
3778 * c-pch.c (pch_init): Likewise.
3779 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
3780 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
3781 * c-typeck.c (c_incomplete_type_error, composite_type,
3782 common_pointer_type, common_type, same_translation_unit_p,
3783 tagged_types_tu_compatible_p, finish_init, pop_init_level,
3784 set_designator, set_nonincremental_init_from_string,
3785 process_init_element, c_finish_if_stmt): Likewise.
3786 * caller-save.c (init_caller_save, save_call_clobbered_regs,
3787 insert_restore, insert_save, insert_one_insn): Likewise.
3788 * calls.c (emit_call_1, compute_argument_block_size,
3789 precompute_arguments, expand_call, emit_library_call_value_1,
3790 store_one_arg): Likewise.
3792 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3794 * configure.ac (enable-checking): Add release option. Reorganize
3795 to avoid repetition.
3796 * configure: Rebuilt.
3797 * doc/install.texi (enable-checking): Amend documentation.
3799 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
3801 PR bootstrap/17313
3802 * Makefile.in (specs.ready): Depend on cc1$(exeext).
3804 2004-09-06 James E Wilson <wilson@specifixinc.com>
3806 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
3807 movdf_hardfloat_32bit): Split fG into two alternatives.
3808 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
3810 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
3812 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3814 * final.c (output_in_slot): Delete.
3815 (final_scan_insn): Revert 2004-09-03 change.
3816 (output_asm_insn): Likewise.
3817 * config/sparc/sparc.c (output_return): Likewise.
3818 (output_sibcall): Likewise.
3820 2004-09-06 Jan Hubicka <jh@suse.cz>
3822 * loop.c (loop_dump_aux): Do not print RTL when not available.
3823 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
3824 frontend specific type nodes.
3825 (produce_memory_decl_rtl): Break out from ...
3826 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
3827 (get_computation_at): Avoid random tree sharing.
3828 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
3830 2004-09-06 Zack Weinberg <zack@codesourcery.com>
3832 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
3833 unnecessary commands.
3835 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
3837 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
3838 (bitmap.o): Likewise.
3840 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
3842 Unify the management of RTL and tree-level dump files.
3844 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
3845 Don't print function name to the dump file, the pass manager
3846 would do this for us. Add code from the top of
3847 rest_of_compilation, up to the initial RTL dump.
3848 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
3849 close the DFI_sibling dump file.
3850 (rest_of_compilation): Don't do that here. Remove code up to the
3851 initial RTL dump.
3852 (init_optimization_passes): Remove.
3853 (pass_rest_of_compilation): Change pass name to NULL.
3854 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
3855 Do not call init_optimization_passes.
3856 * toplev.h (init_optimization_passes): Remove.
3858 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3859 finish_graph_dump_file): Remove SUFFIX parameter.
3860 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
3861 finish_graph_dump_file): Likewise.
3863 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
3864 * cfgexpand.c (pass_expand): Adjust.
3865 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
3866 * passes.c (pass_rest_of_compilation): Adjust.
3867 * predict.c (pass_profile): Adjust.
3868 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
3869 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
3870 pass_split_crit_edges, pass_warn_function_return): Adjust.
3871 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
3872 * tree-dfa.c (pass_referenced_vars): Adjust.
3873 * tree-eh.c (pass_lower_eh): Adjust.
3874 * tree-if-conv.c (pass_build_ssa): Adjust.
3875 * tree-into-ssa.c (pass_build_ssa): Adjust.
3876 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
3877 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
3878 * tree-nrv.c (pass_nrv): Adjust.
3879 * tree-optimize.c (pass_gimple, pass_all_optimizations,
3880 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3881 pass_init_datastructures): Adjust.
3882 * tree-outof-ssa.c (pass_del_ssa): Adjust.
3883 * tree-profile.c (pass_tree_profile): Adjust.
3884 * tree-sra.c (pass_sra): Adjust.
3885 * tree-ssa-alias.c (pass_may_alias): Adjust.
3886 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
3887 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
3888 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
3889 * tree-ssa-dom.c (pass_dominator): Adjust.
3890 * tree-ssa-dse.c (pass_dse): Adjust.
3891 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
3892 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
3893 * tree-ssa-loop-ch.c (pass_ch): Adjust.
3894 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
3895 pass_loop_done, pass_complete_unroll, pass_iv_canon,
3896 pass_iv_optimize, pass_vectorize): Adjust.
3897 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
3898 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
3899 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
3900 pass_late_warn_uninnitialized): Adjust.
3901 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
3903 * Makefile.in (tree-dump.o): Add new dependencies.
3904 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
3905 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
3906 Likewise.
3907 * toplev.c (dump_file_name): New.
3908 * tree-dump.c (dump_enable_all): Add LETTER parameter.
3909 (struct dump_file_info): Add NUM and LETTER fields.
3910 (dump_files): Adjust and add RTL dump files.
3911 (dump_register): Add NUM and LETTER fields.
3912 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
3913 (dump_begin): Use get_dump_file_name.
3914 (dump_switch_p_1): Adjust call to dump_enable_all.
3915 * tree-dump.h (dump_register): Adjust prototype.
3916 * tree-optimize.c (register_one_dump_file): Take dump file index.
3917 Support flags for RTL dumps.
3918 (register_dump_files): Fill in NUM field of struct dump_file_info.
3919 Track properties both when the gate is executed and when it is not.
3920 (execute_todo): Dump RTL. Add PROPERTIES parameter.
3921 (execute_one_pass): Pass properties to execute_todo. Handle VCG
3922 dumps of RTL.
3923 * tree-pass.h (dump_file_name): New.
3924 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
3925 New.
3927 * Makefile.in (passes.o): Add new dependencies.
3928 * passes.c (struct dump_file_info, enum dump_file_index,
3929 dump_file_tbl, init_optimization_passes): Remove.
3930 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
3931 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
3932 dump_enabled_p.
3933 (finish_optimization_passes): Update finish_graph_dump_file loop.
3934 (enable_rtl_dump_file): Remove.
3935 * tree-dump.c (dump_files): Adjust and add RTL dump files.
3936 (enable_rtl_dump_file): Add here.
3937 * tree.h (enum tree_dump_index): Add RTL dump file indices.
3938 * doc/invoke.texi (Debugging options): Document new RTL debugging
3939 options. Update.
3941 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
3943 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
3944 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
3945 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
3946 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
3947 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
3948 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
3949 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
3950 vec.h: Fix comment formatting.
3952 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
3954 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
3955 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
3956 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
3957 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
3958 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
3959 tree-ssa-loop-niter.c, tree-ssa-operands.c,
3960 tree-ssa-operands.h, tree-ssa-propagate.c,
3961 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
3962 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
3964 2004-09-05 Diego Novillo <dnovillo@redhat.com>
3966 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
3967 vectorizer is enabled.
3969 2004-09-05 Andreas Jaeger <aj@suse.de>
3971 * tree-if-conv.c: Spell check comments and clean up whitespace.
3973 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3975 * tree-ssa-loop-ivopts.c: New file.
3976 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
3977 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
3978 target_pres_cost, target_spill_cost): Declare.
3979 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
3980 spill_cost): Renamed to ...
3981 (target_avail_regs, target_res_regs, target_small_cost,
3982 target_pres_cost, target_spill_cost): ... and exported.
3983 (init_set_costs, global_cost_for_size): Work with renamed variables.
3984 * common.opt (flag_ivopts): New flag.
3985 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
3986 REF_ORIGINAL.
3987 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
3988 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
3989 generating SSA form.
3990 (force_gimple_operand): New function.
3991 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
3992 * tree-cfg.c (stmt_bsi): New function.
3993 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
3994 PARAM_IV_MAX_CONSIDERED_USES): New.
3995 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
3996 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
3997 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
3998 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
3999 * tree-nested.c (build_addr): Export.
4000 * tree-optimize.c (init_tree_optimization_passes): Add
4001 pass_iv_optimize.
4002 * tree-pass.h (pass_iv_optimize): Declare.
4003 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
4004 IMAGPART_EXPR.
4005 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
4006 as a phi node argument.
4007 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
4008 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
4009 functions.
4010 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
4011 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
4012 pass_iv_optimize): New pass.
4013 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
4014 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
4015 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
4016 * tree.h (REF_ORIGINAL): New macro.
4017 (build_int_cst_type, unsigned_type_for, zero_p,
4018 cst_and_fits_in_hwi, build_addr): Declare.
4019 * doc/invoke.texi (-fivopts): Document.
4020 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
4021 PARAM_IV_MAX_CONSIDERED_USES): Document.
4022 * doc/passes.texi: Document induction variable optimizations pass.
4024 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4026 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
4027 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
4028 * c-common.c (c_common_attribute_table): Accept parameters to
4029 sentinel attribute.
4030 (check_function_sentinel, handle_sentinel_attribute): Likewise.
4031 * doc/extend.texi: Update accordingly.
4033 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4035 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
4036 New.
4037 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
4038 attribute.
4039 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
4040 New functions.
4041 (c_common_attribute_table): Add `sentinel' attribute.
4042 (check_function_arguments): Handle `sentinel' attribute.
4043 * doc/extend.texi: Document `sentinel' attribute.
4045 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
4047 * configure: Regenerated.
4049 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4051 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
4053 * tree.c (save_expr): No longer TREE_READONLY.
4055 2004-09-04 Jan Hubicka <jh@suse.cz>
4057 * passes.c (rest_of_clean_state): Fix merge conflict made during
4058 commiting the patch.
4060 2004-09-04 Jan Hubicka <jh@suse.cz>
4062 * passes.c (rest_of_clean_state): Decompose the instruction stream.
4064 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
4066 * doc/md.texi (shift patterns): New anchor. Add reference to
4067 TARGET_SHIFT_TRUNCATION_MASK.
4068 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
4069 * target.h (shift_truncation_mask): New target hook.
4070 * targhook.h (default_shift_truncation_mask): Declare.
4071 * targhook.c (default_shift_truncation_mask): Define.
4072 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
4073 (TARGET_INITIALIZER): Include it.
4074 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
4075 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
4076 reject all out-of-range values. Fix sign-extension code for modes
4077 whose width is smaller than HOST_BITS_PER_WIDE_INT.
4078 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
4079 (expand_superword_shift, expand_subword_shift): Likewise.
4080 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
4081 (expand_binop): Use them to implement double-word shifts.
4082 * config/arm/arm.c (arm_shift_truncation_mask): New function.
4083 (TARGET_SHIFT_TRUNCATION_MASK): Define.
4085 2004-09-04 Jan Hubicka <jh@suse.cz>
4087 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
4088 (mix): New macro copied from hashtab.c
4089 (iterative_hash_hashval_t, iterative_hash_pointer,
4090 iterative_hash_host_wide_int): New functions based on hashtab.c
4091 implementation.
4093 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
4095 * config/mips/mips.md (mask): New mode attribute.
4096 (zero_extendsidi2): Add memory alternative.
4097 (*zero_extendsidi2_mem): Delete.
4098 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
4099 memory_operand in the TARGET_MIPS16 check.
4100 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
4101 Redefine using :GPR and :SHORT.
4102 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
4104 2004-09-04 Uros Bizjak <uros@kss-loka.si>
4106 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
4107 using rint_optab.
4108 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
4109 expand_builtin_mathfn.
4110 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
4111 btrunc?f patterns for btrunc_optab. Implement rint_optab using
4112 rint?f patterns.
4113 * optabs.c (init_optabs): Initialize rint_optab.
4114 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
4115 Add new OTI_rint.
4116 (btrunc_optab): Rename macro from trunc_optab.
4117 (rint_optab): Define corresponding macro.
4119 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
4120 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
4122 * config/i386/i386-protos.h (emit_i387_cw_initialization):
4123 Change prototype. Add new int parameter.
4124 * config/i386/i386.c (emit_i387_cw_initialization):
4125 Handle new rounding modes.
4127 * config/i386/i386.h (enum fp_cw_mode): Delete.
4128 (MODE_NEEDED): Handle new rounding modes.
4129 (EMIT_MODE_SET): Change condition to handle new rounding modes.
4131 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
4132 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
4133 represent different rounding modes of frndint insn.
4134 (type): Add frndint type.
4135 (i387, length, memory): Handle this type.
4136 (i387_cw): New attribute definition.
4137 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
4138 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
4139 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
4140 Add "i387_cw" attribute defined to "trunc".
4141 (x86_fnstcw_1): Remove comment.
4142 (*frndintxf2): Rename insn definition to frndintxf2. Move
4143 insn definition near rint?f2 expanders.
4144 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
4145 rintf and rintl built-ins as inline x87 intrinsics.
4146 (frndintxf2_floor): New pattern to implement floor rounding
4147 mode with frndint x87 instruction.
4148 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
4149 floorf and floorl built-ins as inline x87 intrinsics.
4150 (frndintxf2_ceil): New pattern to implement ceil rounding
4151 mode with frndint x87 instruction.
4152 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
4153 ceilf and ceill built-ins as inline x87 intrinsics.
4154 (frndintxf2_trunc): New pattern to implement trunc rounding
4155 mode with frndint x87 instruction.
4156 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
4157 truncf and truncl built-ins as inline x87 intrinsics.
4158 (frndintxf2_mask_pm): New pattern to implement rounding
4159 mode with exceptions with frndint x87 instruction.
4160 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
4161 implement nearbyint, nearbyintf and nearbyintl built-ins as
4162 inline x87 intrinsics.
4164 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
4166 * config/mips/mips.md (SHORT): New mode macro.
4167 (size): New mode attribute.
4168 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
4169 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
4170 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
4171 !ISA_HAS_SEB_SEH.
4172 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
4173 *extend[qh]isi2_hw patterns and extending them to di.
4174 (extendqihi2): Implement as define_insn_and_split that produces
4175 extendqisi2 after reload.
4177 2004-09-03 Devang Patel <dpatel@apple.com>
4179 * Makefile.in (OBJS-common): Add tree-if-conv.o
4180 (tree-if-conv.o): New rule.
4181 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
4182 (get_loop_body_in_bfs_order): New.
4183 * cfgloop.h (get_loop_body_in_bfs_order): New.
4184 * tree-flow.h (enum move_pos): Move here from ..
4185 * tree-ssa-loop-im.c (enum move_pos): here.
4186 (movement_possibility): Make externally visible.
4187 * tree-optimize.c (init_tree_optimization_passes): New entry for
4188 if conversion pass.
4189 * tree-pass.h (pass_if_conversion): New.
4190 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
4191 * tree-if-conv.c: New file.
4192 * doc/passes.texi: Document tree if-conversion pass.
4193 * doc/tree-ssa.texi: Same.
4195 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
4197 PR target/14925:
4198 Makefile.in (LIB2ADDEHSTATIC): New.
4199 (LIB2ADDEHSHARED): New.
4200 (LIBUNWIND): New.
4201 (LIBUNWINDDEP): New.
4202 (SHLIBUNWIND_LINK): New.
4203 (SHLIBUNWIND_INSTALL): New.
4204 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
4205 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
4206 (clean): Remove libunwind*
4207 (stage1-start): Remove and copy stage1/libunwind*.
4208 (stage2-start): Remove and copy stage2/libunwind*.
4209 (stage3-start): Remove and copy stage3/libunwind*.
4210 (stage4-start): Remove and copy stage4/libunwind*.
4211 (stageprofile-start): Remove and copy stageprofile/libunwind*.
4212 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
4214 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
4215 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
4216 tmake_file if --with-system-libunwind isn't used.
4218 * config/ia64/t-glibc-libunwind: New file.
4219 * config/t-libunwind-elf: Likewise.
4220 * unwind-compat.c: Likewise.
4221 * unwind-compat.h: Likewise.
4222 * unwind-dw2-fde-compat.c: Likewise.
4224 * config/ia64/t-glibc (LIB2ADDEH): Updated.
4225 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
4227 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
4228 aliases if needed.
4229 * unwind-dw2-fde-glibc.c: Likewise.
4230 * unwind-dw2.c: Likewise.
4232 * config/t-libunwind (LIB2ADDEH): Updated.
4233 (LIB2ADDEHSTATIC): New.
4234 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
4235 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
4237 * configure.ac: Change --enable-libunwind-exceptions to
4238 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
4239 * configure: Regenerated.
4240 * config.in: Updated.
4242 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
4243 above and mention --with-system-libunwind.
4244 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
4245 removed in gcc 3.4.3 and later.
4247 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
4248 USE_LIBUNWIND_EXCEPTIONS is defined.
4250 * mklibgcc.in: Support libunwind.
4252 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
4254 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
4255 m_NOCONA.
4257 2004-09-03 Richard Henderson <rth@redhat.com>
4259 PR middle-end/9997
4260 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
4261 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
4262 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
4263 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
4264 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
4265 resize_stack_vars_conflict, add_stack_var_conflict,
4266 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
4267 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
4268 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
4269 expand_one_static_var, expand_one_hard_reg_var,
4270 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
4271 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
4272 (expand_used_vars): Rewrite.
4273 * Makefile.in (cfgexpand.o): Update dependencies.
4275 2004-09-04 Jan Hubicka <jh@suse.cz>
4277 * cfg.c (free_edge): Use ggc_free.
4278 (expunge_block): Use ggc_free.
4279 * passes.c (rest_of_clean_state): Free after compilation.
4280 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
4281 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
4283 2004-09-03 James E Wilson <wilson@specifixinc.com>
4285 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
4286 DECL_EXTERNAL check.
4288 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4290 * final.c (output_in_slot): New global variable.
4291 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
4292 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
4293 'output_in_slot' before invoking output_asm_insn.
4294 (output_asm_insn): Add a space after the tab if 'output_in_slot'
4295 is set.
4296 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
4297 final_scan_insn.
4298 (output_sibcall): Likewise.
4300 2004-09-03 Jan Hubicka <jh@suse.cz>
4302 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
4303 * tree-ssanames (init_ssanames): Likewise.
4305 2004-09-03 Ziemowit Laski <zlaski@apple.com>
4307 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
4308 objc_declare_protocols, objc_start_protocol,
4309 objc_start_class_interface, objc_start_category_interface,
4310 objc_continue_interface, objc_finish_interface,
4311 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
4312 objc_start_class_implementation, objc_start_category_implementation,
4313 objc_continue_implementation, objc_finish_implementation,
4314 objc_add_method_declaration, objc_start_method_definition,
4315 objc_finish_method_definition, objc_build_keyword_decl,
4316 objc_build_method_signature, objc_build_encode_expr,
4317 objc_build_protocol_expr, objc_build_selector_expr,
4318 objc_build_message_expr, objc_build_string_object,
4319 objc_get_class_reference, objc_get_protocol_qualified_type,
4320 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
4322 2004-09-03 James E Wilson <wilson@specifixinc.com>
4324 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
4326 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
4327 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
4328 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
4329 (mips_recip1_<fmt>): Use frdiv1 type.
4330 (mips_recip2_<fmt>): Use frdiv2 type.
4331 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
4332 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
4333 and frsqrt1.
4334 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
4336 2004-09-03 Daniel Jacobowitz <dan@debian.org>
4338 * reload.c (find_reloads): Swap operand_loc pointers for
4339 find_dummy_reload if we have swapped two operands.
4341 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
4343 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
4344 to get the tablejump-insn before the jump-table label.
4346 2004-09-03 Ziemowit Laski <zlaski@apple.com>
4348 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
4349 objc_declare_protocols, objc_build_message_expr,
4350 objc_finish_message_expr, objc_build_selector_expr,
4351 objc_build_protocol_expr, objc_build_encode_expr,
4352 objc_build_string_object, objc_get_protocol_qualified_type,
4353 objc_get_class_reference, objc_get_class_ivars,
4354 objc_start_class_interface, objc_start_category_interface,
4355 objc_start_protocol, objc_continue_interface, objc_finish_interface,
4356 objc_start_class_implementation, objc_start_category_implementation,
4357 objc_continue_implementation, objc_finish_implementation,
4358 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
4359 objc_add_method_declaration, objc_start_method_definition,
4360 objc_finish_method_definition, objc_add_instance_variable,
4361 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
4362 objc_finish_try_stmt, objc_begin_catch_clause,
4363 objc_finish_catch_clause, objc_build_finally_clause,
4364 objc_build_synchronized, objc_static_init_needed_p,
4365 objc_generate_static_init_call): New prototypes.
4367 2004-09-03 Steve Ellcey <sje@cup.hp.com>
4369 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
4370 is only one reg.
4371 (ia64_function_value): Ditto.
4373 2004-09-03 Jan Beulich <jbeulich@novell.com>
4375 * config.gcc: Resurrect NetWare as a target. Handle special case of
4376 Novell linker to be used (specified through --with-ld=) and threading
4377 model of either Posix (default) or NKS.
4378 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
4379 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
4380 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
4381 * config/i386/netware.c, config/i386/netware.h: New.
4382 * config/i386/nwld.c, config/i386/nwld.h: New.
4383 * config/i386/netware-crt0.c: New.
4384 * config/i386/netware-libgcc.c: New.
4385 * config/i386/netware-libgcc.def: New.
4386 * config/i386/netware-libgcc.exp: New.
4387 * config/i386/t-netware, config/i386/t-nwld: New.
4388 * gthr-nks.h: New.
4389 * doc/install.texi: Document NKS threading model.
4391 2004-09-03 Jan Beulich <jbeulich@novell.com>
4393 PR c/7054
4394 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
4395 * tree.h (initial_max_fld_align): Declare
4396 * stor-layout.c (initial_max_fld_align): Define and initialize.
4397 (maximum_field_alignment): Initialize to the same value.
4398 * common.opt: Add -fpack-struct= variant of switch.
4399 * opts.c: Handle -fpack-struct= variant of switch.
4400 * c-pragma.c: Change #pragma pack() handling so that it becomes
4401 compatible to other compilers: accept individual 'push' argument,
4402 make final pop restore (command line) default, correct interaction
4403 of push/pop and sole specification of a new alignment (so that the
4404 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
4405 to #pragma pack(push, <n>).
4406 * doc/extend.texi: New node "Structure-Packing Pragmas" under
4407 "Pragmas", describing #pragma pack.
4408 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
4409 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
4410 Document new TARGET_DEFAULT_PACK_STRUCT.
4412 2004-09-03 Devang Patel <dpatel@apple.com>
4414 * dwarf2out.c (gen_field_die). Equate decl number to die.
4416 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
4418 PR target/15832
4419 * global.c (modify_reg_pav): New function.
4420 (make_accurate_live_analysis): Call the new function. Move pavin
4421 modification by earlyclobber set into the new function.
4423 2004-09-03 Andreas Schwab <schwab@suse.de>
4425 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
4426 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
4427 extended.
4429 2004-09-02 Jan Beulich <jbeulich@novell.com>
4431 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
4432 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
4433 not unwind code specific ones.
4434 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
4435 Remove unwind code specific dependencies.
4436 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
4437 Remove gbl-ctors.h.
4438 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
4439 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
4440 * tsystem.h: Declare memcpy and memset when inhibit_libc.
4442 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
4444 * combine.c (try_combine): Delay modifying of insns which cannot
4445 be easily undone.
4447 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
4449 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
4450 tree-loop-im.
4451 * gcc/tree-ssa-loop.c: Ditto
4452 * gcc/tree-ssa-loop-ivcanon.c: Ditto
4453 * gcc/doc/invoke.texi: Ditto.
4455 2004-09-02 Ziemowit Laski <zlaski@apple.com>
4457 * c-decl.c (store_parm_decls_newstyle): Make static.
4458 (store_parm_decls_from): New function.
4459 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
4460 (store_parm_decls_from): New prototype.
4462 2004-09-02 David Edelsohn <edelsohn@gnu.org>
4464 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
4465 HImode with STRICT_ALIGNMENT.
4467 2004-09-02 Mark Mitchell <mark@codesourcery.com>
4469 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
4470 (TARGET_OS_CPP_BUILTINS): Likewise.
4471 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
4472 TARGET_BPABI_CPP_BUILTINS.
4474 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
4476 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
4478 2004-09-02 Eric Christopher <echristo@redhat.com>
4480 * builtins.c (expand_builtin_cabs): Delete.
4481 (expand_builtin): If unable to fold the values do a normal
4482 library call for builtin_cab*.
4483 (fold_builtin_cabs): Depend on optimize and optimize_size.
4484 * optabs.c (expand_cmplxdiv_straight): Delete.
4485 (expand_cmplxdiv_wide): Ditto.
4486 (expand_vector_binop): Ditto.
4487 (expand_vector_unop): Ditto.
4488 (expand_complex_abs): Delete.
4489 (expand_binop): Remove calls to above functions.
4490 Remove open coding of complex arithmetic.
4491 (expand_unop): Ditto.
4492 * optabs.h: Remove prototypes.
4494 2004-09-02 Ziemowit Laski <zlaski@apple.com>
4496 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
4497 * c-tree.h (store_parm_decls_newstyle): New prototype.
4499 2004-09-02 Geoffrey Keating <geoffk@apple.com>
4501 * config/rs6000/rs6000.c (expand_block_clear): Use vector
4502 instructions if available.
4503 (expand_block_move): Likewise.
4505 2004-09-03 Jan Hubicka <jh@suse.cz>
4507 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
4509 2004-09-02 Mark Mitchell <mark@codesourcery.com>
4511 * config/arm/symbian.h (LIB_SPEC): Define to empty.
4512 * config/arm/t-symbian (SHLIB_LC): Likewise.
4514 2004-09-02 Paul Brook <paul@codesourcery.com>
4516 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
4518 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4520 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
4521 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
4522 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
4523 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
4524 (mips_issue_rate): Remove unreachable abort.
4525 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4526 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
4527 (mips_block_move_straight, print_operand_address, mips_file_start)
4528 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
4529 (mips_output_conditional_branch, mips_expand_builtin_direct)
4530 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
4531 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
4532 with gcc_assert.
4534 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4536 * config/mips/mips.md (*lea_high64): Change split condition to
4537 flow2_completed. Add a peephole2 to generate a more parallel version.
4539 2004-09-02 Jan Hubicka <jh@suse.cz>
4541 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
4542 GGC.
4544 * ggc-page.c: include tree-flow.h.
4545 (extra_order_size_table): Add stmt_ann_d.
4546 (STAT_LABEL): Rename from ....
4547 (LABEL): ... this one.
4548 * Makefile.in (ggc-page.o): Add dependency.
4550 * ggc-common.c (ggc_force_collect): New global variable.
4551 (loc_description): Add fields "freed", "collected"
4552 (ptr_hash): New static hash
4553 (ptr_hash_entry): New structure.
4554 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
4555 (ggc_record_overhead): Take ptr argument, record it
4556 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
4557 (cmp_statistics): Imrove sorting.
4558 (dump_ggc_loc_statistics): Output newly collected statistics
4559 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
4560 (ggc_free): Call ggc_free_overhead.
4561 (ggc_collect): Force collection when asked to be forced.
4562 (ggc_collect): Call ggc_prune_overhead_list.
4563 * ggc.h (ggc_force_collect): Declare
4564 (ggc_record_overhead): Update prototype.
4565 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
4567 2004-09-02 James E Wilson <wilson@specifixinc.com>
4569 * common.opt (ftrapping-math): Default to on.
4571 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
4573 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
4575 2004-09-02 Denis Chertykov <denisc@overta.ru>
4577 PR target/16884
4578 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
4579 match_scratch.
4580 (*movmemqi_insn): Likewise.
4581 (*movmemhi): Likewise.
4582 (clrmemhi): Likewise.
4583 (*clrmemqi): Likewise.
4584 (*clrmemhi): Likewise.
4586 2004-09-02 Paul Brook <paul@codesourcery.com>
4588 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
4589 default_use_cxa_atexit=yes.
4591 2004-09-02 Alan Modra <amodra@bigpond.net.au>
4593 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
4594 (struct kernel_old_ucontext): Delete.
4595 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
4596 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
4597 when IN_LIGGCC2.
4599 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4601 * toplev.c (process_options): Fix typo.
4603 2004-09-01 Richard Henderson <rth@redhat.com>
4605 PR middle-end/17258
4606 * calls.c (initialize_argument_information): Tighten pass-through
4607 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
4608 Use build_fold_addr_expr.
4609 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
4610 that assumes ADDR_EXPR allocates stack space.
4611 * fold-const.c (build_fold_addr_expr_with_type): Look through
4612 WITH_SIZE_EXPR.
4614 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
4616 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
4617 * ggc.h (ggc_alloc_rtx): Delete.
4619 2004-09-01 Roger Sayle <roger@eyesopen.com>
4621 * expmed.c (enum alg_code): Remove long unused enumeration values.
4622 (struct mult_cost): New structure to hold the "score" of a synthetic
4623 multiply sequence, including both a rtx_cost and a latency field.
4624 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
4625 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
4626 (struct algorithm): Change type of cost field to be mult_cost.
4627 (synth_mult): Change type of cost_limit argument to be a
4628 pointer to a mult_cost. Update all cost comparisons to use the
4629 new mult_cost infrastructure. For alg_add_factor and
4630 alg_sub_factor operations, latency is lower than the rtx_cost.
4631 (choose_mult_variant): Update calls to synth_mult. Perform
4632 cost comparisons using the new mult_cost infrastructure.
4633 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
4634 to optain the total rtx_cost of a synth_mult "algorithm".
4636 2004-09-01 David Edelsohn <edelsohn@gnu.org>
4638 * config/rs6000/power4.md: Increase store latency to 12.
4639 * config/rs6000/power5.md: Same.
4641 2004-09-01 James E Wilson <wilson@specifixinc.com>
4643 PR target/14064
4644 * config/avr/avr.c (avr_unique_section): Delete prototype and
4645 definition.
4646 (TARGET_ASM_UNIQUE_SECTION): Delete.
4648 2004-09-01 Ziemowit Laski <zlaski@apple.com>
4650 * c-parse.in (primary): Call objc_build_message_expr(),
4651 objc_build_selector_expr(), objc_build_protocol_expr(),
4652 objc_build_encode_expr() and objc_build_string_object() instead of
4653 build_message_expr(), build_selector_expr(), build_protocol_expr(),
4654 build_encode_expr() and build_objc_string_object(), respectively.
4655 (component_decl_list2): Call objc_get_class_ivars() instead of
4656 get_class_ivars_from_name().
4657 (keyworddecl): Call objc_build_keyword_decl() instead of
4658 build_keyword_decl().
4659 (receiver): Call objc_get_class_reference() instead of
4660 get_class_reference().
4661 (reswords): Add blank line before @@ifobjc section, for clarity.
4663 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
4665 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
4666 to Altivec vetors.
4668 2004-09-01 Wu Yongwei <adah@sh163.net>
4669 Danny Smith <dannysmith@users.sourceforge.net>
4671 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
4672 not Windows 'DWORD'.
4673 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
4674 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
4675 (__gthr_win32_recursive_mutex_init_function): Add prototype for
4676 __GTHREAD_HIDE_WIN32API case..
4677 (__gthr_win32_recursive_mutex_lock): Likewise.
4678 (__gthr_win32_recursive_mutex_trylock): Likewise.
4679 (__gthr_win32_recursive_mutex_unlock): Likewise.
4680 (__gthread_recursive_mutex_init_function); Add definition for
4681 __GTHREAD_HIDE_WIN32API case.
4682 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
4683 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
4684 call to InterlockedDecrement.
4686 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4688 * tree-tailcall.c (find_tail_calls): Also fail is statement has
4689 volatile operands.
4691 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
4693 * doc/c-tree.texi: Document new operands for ARRAY_REF and
4694 COMPONENT_REF.
4696 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4698 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
4699 * common.opt (fspeculative-prefetching): New.
4700 * flags.h (flag_speculative_prefetching_set): Declare.
4701 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
4702 values.
4703 * opts.c (flag_sepculative_prefetching_set): New variable.
4704 (common_handle_option): Handle -fspeculative-prefetching.
4705 * passes.c (rest_of_compilation): Ditto.
4706 * profile.c (instrument_values, compute_value_histograms, branch_prob):
4707 Use vectors instead of arrays.
4708 * toplev.c (process_options): Handle -fspeculative-prefetching.
4709 * rtl-profile.c: Include ggc.h.
4710 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
4711 rtl_gen_one_value_profiler_no_edge_manipulation,
4712 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
4713 argument changed.
4714 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4715 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
4716 argument changed.
4717 * value-prof.c: Include ggc.h.
4718 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
4719 macros.
4720 (insn_prefetch_values_to_profile, find_mem_reference_1,
4721 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
4722 speculative_prefetching_transform): New.
4723 (value_profile_transformations): Call speculative_prefetching_transform.
4724 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
4725 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
4726 tree_find_values_to_profile, find_values to profile): Use vectors
4727 instead of arrays.
4728 (free_profiled_values): Removed.
4729 * value-prof.h (struct histogram_value): Renamed to
4730 struct histogram_value_t.
4731 (histogram_value, histogram_values): New types.
4732 (find_values_to_profile): Declaration changed.
4733 (free_profiled_values): Removed.
4734 (struct profile_hooks): Type of argument of the hooks changed to
4735 histogram_value.
4736 * doc/invoke.texi (-fspeculative-prefetching): Document.
4738 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4740 PR rtl-optimization/16408
4741 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
4743 2004-09-01 Richard Henderson <rth@redhat.com>
4745 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
4746 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
4748 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4750 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
4752 2004-09-01 Mike Stump <mrs@apple.com>
4754 * config/darwin.c (machopic_symbol_defined_p): In addition to
4755 being SYMBOL_REF_LOCAL_P, a symbol must also be
4756 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
4757 defined in this output file, or translation unit in the case
4758 of IMA not being used.
4759 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
4760 never need .indirect_symbol when indirecting.
4762 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4764 * Makefile.in (bb-reorder.o): Add several dependencies.
4766 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4768 * fold-const.c (operand_equal_p): Require equal sign also for
4769 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
4771 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4773 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
4774 for use in configargs.h. Put the cname in a separate variable. Use
4775 that to set target_cpu_default2.
4777 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
4778 Nick Clifton <nickc@redhat.com>
4780 * config/sh/sh.md ("length"): Increase branch length when
4781 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
4782 constant, 2 byte for aligning the constant.
4784 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4786 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
4787 CPU.
4788 (arm7tdmi-s): New CPU name.
4789 * arm/arm.c (ARM_CORE): Update for new format.
4790 * arm/arm.h (ARM_CORE): Likewise.
4791 * arm/gentune.sh: Update for extra field.
4792 * config.gcc: Likewise.
4793 * arm/arm-tune.md: Regenerate.
4794 * doc/invoke.texi: Document the real processor names for ARM cpus.
4796 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4798 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
4799 (floatdidf): New functions.
4800 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
4801 (floatdisf): New functions.
4802 * t-arm-elf: Use them.
4804 2004-09-01 Ziemowit Laski <zlaski@apple.com>
4806 * c-common.h (lookup_interface): Remove prototype.
4807 (is_class_name): Rename to objc_is_class_name.
4808 (lookup_objc_ivar): Rename to objc_lookup_ivar.
4809 (get_current_scope): Rename to objc_get_current_scope.
4810 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
4811 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
4812 (yylexname): Call objc_is_class_name() instead of is_class_name().
4813 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
4814 instead of lookup_objc_ivar().
4815 * stub-objc.c (lookup_interface): Remove stub.
4816 (is_class_name): Rename to objc_is_class_name.
4817 (lookup_objc_ivar): Rename to objc_lookup_ivar.
4819 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4821 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
4822 * config/arm/lib1funcs.asm: Do not include supplemental .S files
4823 when compiling for Symbian.
4824 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
4825 (TARGET_OS_CPP_BUILTINS): Likewise.
4826 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
4828 2004-08-31 Stan Shebs <shebs@apple.com>
4830 * toplev.c (process_options): Ensure debug_hooks is initialized.
4832 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4834 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
4835 * target.h (cxx): Add export_class_data.
4836 * config/arm/arm.c (arm_cxx_export_class_data): New function.
4837 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
4838 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
4840 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
4842 * config/sh/sh.c (output_branch): Check the insn length possibly
4843 in the delayed slot.
4845 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4847 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
4848 blank after ')'.
4849 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
4851 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
4852 (c_sizeof_of_alignof_type): Likewise.
4853 * expr.c (array_ref_element_size): Likewise.
4854 (highest_pow2_factor_for_target): Likewise.
4855 * gimplify.c (canonicalize_addr_expr): Likewise.
4856 (gimplify_compound_lval): Likewise.
4857 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
4858 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4859 * varasm.c (assemble_variable): Likewise.
4860 (output_constant_def_contents): Alignments are unsigned.
4862 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4863 Jeff Law <law@redhat.com>
4865 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
4866 gets modified.
4868 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4870 * hooks.c (hook_bool_void_true): New function.
4871 * hooks.h (hook_bool_void_true): Declare.
4872 * target-def.h (TARGET_CXX): Add
4873 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
4874 * target.h (struct cxx): Add key_method_may_be_inline.
4875 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
4876 function.
4877 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
4878 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
4879 __THUMB_INTERWORK.
4881 2004-08-31 Denis Chertykov <denisc@overta.ru>
4883 PR target/15417
4884 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
4885 frame pointer register only in Pmode while reload in progress.
4887 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
4889 PR target/15334
4890 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
4891 because it breaks the 32-bit shift patterns that rely on a match_dup.
4893 2004-08-31 Matt Austern <austern@apple.com>
4895 * config/darwin.c (darwin_make_decl_one_only): Allocate section
4896 names once per compilation, instead of once per symbol.
4898 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
4900 * Makefile.in (build_subdir): New substitution.
4901 (fixinc.sh): Simplify heavily since fixincludes is already built.
4902 (stmp-fixinc): Depend on specs.ready.
4903 (install-mkheaders): Use new location of fixincludes.
4904 (clean): Do not descend into fixinc.
4905 (FORBUILD): Replace with ../$(build_subdir).
4906 * configure.ac (build_subdir): Substitute.
4907 (FORBUILD): Do not set.
4908 (all_outputs): Remove fixinc/Makefile.
4909 (default commands): Do not create links in fixinc.
4910 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
4911 the fixincludes configuration steps and substituting
4912 @FIXINCL@ in fixinc.in.
4913 * fixinc.in: New, from fixinc/fixincl.sh.
4915 * fixinc/*: Removed.
4917 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
4919 * attribs.c (strip_attrs): Remove.
4920 (split_specs_attrs): Move ...
4921 * c-decl.c: ... to here.
4922 * tree.h (split_specs_attrs, strip_attrs): Remove.
4923 * c-tree.h (split_specs_attrs): Declare.
4925 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
4927 * read-rtl.c: Disable RTL checking.
4928 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
4930 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
4932 * config/mips/mips.md (fcond): New code macro and attribute.
4933 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
4934 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
4935 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
4937 2004-08-30 Mark Mitchell <mark@codesourcery.com>
4939 Revert:
4940 2004-08-29 Mark Mitchell <mark@codesourcery.com>
4941 PR rtl-optimization/16590
4942 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
4944 2004-08-30 Andrew Pinski <apinski@apple.com>
4946 * hard-reg-set.h:
4947 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
4948 * ChangeLog: Fix previous ChangeLog entry.
4950 PR rtl-opt/13987
4951 * config.host (use_long_long_for_widest_fast_int): New, default is
4952 off.
4953 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
4954 * configure.ac: If use_long_long_for_widest_fast_int, then
4955 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
4956 * configure: Regenerate.
4957 * config.in: Regenerate.
4958 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
4959 New: widest integer type supported efficiently in hardware for the
4960 host.
4961 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
4962 HOST_BITS_PER_WIDEST_FAST_INT.
4963 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
4964 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
4965 HOST_WIDEST_FAST_INT
4966 instead of HOST_WIDE_INT.
4967 (HARD_REG_SET_LONGS): Likewise.
4968 (UHOST_BITS_PER_WIDE_INT): Likewise.
4969 Change the checks for the fast cases to be based on
4970 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
4972 2004-08-30 Steven Bosscher <stevenb@suse.de>
4974 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
4975 not the pointers.
4977 2004-08-30 Geoffrey Keating <geoffk@apple.com>
4979 PR 12738
4980 PR 17205
4981 Radar 3460526
4982 Radar 3775729
4983 * c-decl.c (grokdeclarator): Produce error for 'static' on local
4984 function declaration.
4986 2004-08-30 Richard Henderson <rth@redhat.com>
4988 * expr.c (array_ref_element_size): Force aligned_size back to
4989 sizetype.
4990 (component_ref_field_offset): Similarly for aligned_offset.
4991 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
4992 low-bound, element-size, field-offset fields rather than
4993 computed values.
4995 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
4997 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
4998 redundant code.
5000 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
5002 * c-tree.h (struct language_function): Add arg_info element.
5003 * c-decl.c (current_function_arg_info): New.
5004 (grokdeclarator, store_parm_decls): Use it instead of
5005 DECL_ARGUMENTS.
5006 (c_push_function_context, c_pop_function_context): Save and
5007 restore it.
5009 2004-08-30 Richard Henderson <rth@redhat.com>
5011 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
5012 COMPONENT_REF to pointer arithmetic.
5013 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
5014 constant "c" as a valid constant initializer. Allow narrowing of
5015 differences against the same base object, for any base object.
5017 2004-08-30 Richard Henderson <rth@redhat.com>
5019 * expr.c (expand_expr_addr_expr): New.
5020 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
5022 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
5024 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
5025 (mips_fp_condition): New enum.
5026 (mips_fp_conditions): New array.
5027 (print_fcc_operand): Delete.
5028 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
5029 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
5030 (builtin_description): Add "cond" field.
5031 (DIRECT_BUILTIN): Initialize it.
5032 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
5033 into INSN and CODE. Initialize the "cond" field.
5034 (CMP_BUILTINS): Update accordingly.
5035 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
5036 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
5037 mips_fp_condition as argument. Make it the final operand of the
5038 comparison instruction.
5039 (mips_expand_builtin): Update accordingly.
5040 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
5041 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
5042 the gaps.
5043 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
5044 Don't use the 'Q' operand prefix; just print the operand normally.
5045 (mips_cabs_*, mips_c_*): Delete, replacing with...
5046 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
5047 patterns. Split the 4s versions into 2 ps patterns after reload.
5049 2004-08-30 Richard Henderson <rth@redhat.com>
5051 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
5052 assuming an ADDR_EXPR is non-null.
5054 2004-08-30 Jason Merrill <jason@redhat.com>
5056 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
5058 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
5060 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
5061 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
5062 gcc_assert and gcc_unreachable instead of abort.
5063 * alloc-pool.c (abort, fancy_abort): Remove.
5064 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
5065 gcc_assert or gcc_unreachable.
5066 * attribs.c (init_attributes, decl_attributes): Likewise.
5067 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
5068 mark_bb_for_unlikely_executed_section,
5069 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
5070 fix_crossing_unconditional_branches): Likewise.
5071 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
5072 bitmap_operation): Likewise.
5073 * bt-load.c (insn_sets_btr_p, augment_live_range,
5074 move_btr_def): Likewise.
5075 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
5076 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
5077 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
5078 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
5079 expand_builtin_memcmp, expand_builtin_args_info,
5080 std_gimplify_va_arg_expr, expand_builtin_unop,
5081 expand_builtin_fputs, expand_builtin_profile_func,
5082 expand_builtin_fork_or_exec, fold_builtin_bitop,
5083 fold_builtin_classify, fold_builtin_fputs): Likewise.
5085 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
5087 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
5088 * gcov.c (abort): Remove undef.
5090 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
5091 (struct tree_binfo): Remove primary field.
5093 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
5095 * fixinc/Makefile.in (machname.h): Remove.
5096 (fixincl.x): Do not pass $@ to genfixes.
5097 * fixinc/genfixes: Remove code to produce machname.h.
5098 * fixinc/fixincl.sh: Move it here instead.
5099 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
5100 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
5101 return a bool indicating whether pz_mn_name_pat is NULL.
5102 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
5103 Declare extern C variables for the ENV_TABLE.
5104 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
5105 instead use the result of mn_get_regexps.
5106 * fixinc/fixtests.c: Likewise.
5108 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
5110 * configure.ac: Do not run fixincludes after stage1 during
5111 toplevel bootstrap.
5112 * configure: Regenerate.
5114 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
5116 * sched-deps.c (get_condition): Partially revert previous, by never
5117 trying to extract the condition from a condjump.
5119 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
5121 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
5122 (handle_visibility_attribute, c_determine_visibility): Likewise.
5123 * c-common.h (my_friendly_assert): Remove.
5125 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
5127 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
5128 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
5129 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
5130 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
5131 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
5133 2004-08-30 Diego Novillo <dnovillo@redhat.com>
5135 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
5136 in COMPONENT_REF nodes.
5138 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
5140 PR c++/15378
5141 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
5142 global_dc->warning_as_error_requested.
5143 * diagnostic.c (diagnostic_initialize): Tidy.
5144 * diagnostic.h (diagnostic_context::x_data): Remove
5145 (diagnostic_context::issue_warnings_are_errors_message): Rename
5146 from warnings_are_errors_message.
5147 (diagnostic_context::warning_as_error_requested): New.
5149 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
5151 * sched-deps.c (get_condition): Fix breakage in previous patch.
5153 2004-08-30 Paul Brook <paul@codesourcery.com>
5155 * doc/install.texi: Fix broken mpfr link.
5157 2004-08-29 David O'Brien <obrien@FreeBSD.org>
5159 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
5160 other FreeBSD platforms.
5162 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
5164 * arm.h (REVERSE_CONDITION): Define.
5165 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
5167 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
5169 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
5170 just the codes, call reversed_comparison_code ().
5171 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
5172 (not_reg_cond): Use reversed_comparison_code.
5173 (and_reg_cond): Likewise.
5174 * ifcvt.c (cond_exec_process_if_block): Likewise.
5175 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
5177 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
5179 * sched-deps.c (get_condition): Rewrite using jump support functions.
5180 Use reversed_comparison_code.
5181 (conditions_mutex_p): Use reversed_comparison_code.
5183 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5185 * config/mips/mips.c (override_options): Disable hot/cold partitioning
5186 for MIPS16.
5188 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5190 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
5191 (mips_function_type): Move to mips.c.
5192 * config/mips/mips.c (mips_builtin_type): New enum.
5193 (builtin_description): Replace code and ftype with builtin_type
5194 and function_type.
5195 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
5196 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
5197 (CODE_FOR_mips_abs_ps): Define.
5198 (mips_bdesc): Use new macros.
5199 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
5200 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
5201 (mips_expand_builtin_direct): New function.
5202 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
5203 builtin. Replace boolean parameter with builtin_type.
5204 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
5205 (mips_expand_4s_compare_builtin): Delete, replacing with...
5206 (mips_expand_builtin_compare): ...this new function.
5208 2004-08-29 Mark Mitchell <mark@codesourcery.com>
5210 PR rtl-optimization/16590
5211 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
5213 2004-08-29 Diego Novillo <dnovillo@redhat.com>
5215 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
5216 * tree-ssa-propagate.c: Fix documentation.
5218 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5220 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
5221 (mov[sd]fcc): Likewise.
5223 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5225 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
5227 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5229 * config/mips/mips.md (divide_condition): New mode attribute.
5230 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
5231 (sqrt[sd]f3): Redefine using SCALARF.
5232 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
5233 patterns.
5235 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5237 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
5238 (loadx, storex, fmt, UNITMODE): New mode attributes.
5239 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
5240 (mul[sd]f3): Redefine using :SCALARF.
5241 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
5242 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
5243 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
5244 Check TARGET_FUSED_MADD for V2SF too.
5245 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
5246 were already named.
5247 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
5248 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
5250 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5252 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
5253 V2SF_type_node if it will be needed.
5255 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5257 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
5258 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
5259 (mips_prepare_builtin_target): New function.
5260 (mips_expand_builtin): Use them. Update calls to subroutines.
5261 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
5262 cmp_choice with a boolean argument to select between movt and movf.
5263 Take the comparison's icode as an argument, not the function's fcode.
5264 (mips_expand_compare_builtin): New function. Rename existing function
5265 to mips_expand_scalar_compare_builtin.
5266 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
5267 (mips_expand_ps_compare_builtin): Use the new functions. Take the
5268 comparison's icode as an argument, not the builtin's fcode.
5270 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5272 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
5273 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
5274 registers are false and -1 if all registers are true.
5275 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
5276 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
5277 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
5278 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
5279 (bc1any2t, bc1any2f): Likewise CCV2.
5280 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
5282 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
5284 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
5285 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
5286 UNSPEC rather than an IF_THEN_ELSE.
5287 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
5288 mips_cond_move_tf_ps by name.
5290 2004-08-29 Chao-ying Fu <fu@mips.com>
5291 James E Wilson <wilson@specifixinc.com>
5293 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
5294 8 byte size and alignment. Give CCV4 16 byte size and alignment.
5295 * config/mips/mips-ps-3d.md: New file.
5296 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
5297 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
5298 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
5299 (mips_output_move): Emit "mov.ps" for V2SFmode.
5300 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
5301 MODE_VECTOR_FLOAT.
5302 (override_options): Check if TARGET_MIPS3D and there was an explicit
5303 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
5304 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
5305 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
5306 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
5307 and allow CCV2 and CCV4 to occupy two and four CC registers.
5308 (print_fcc_operand): New function.
5309 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
5310 %Z to call print_fcc_operand.
5311 (mips_function_value): Handle MODE_VECTOR_FLOAT.
5312 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
5313 (mips_vector_mode_supported_p): New function.
5314 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
5315 (builtin_description): New struct.
5316 (mips_bdesc): New array of struct builtin_description.
5317 (mips_expand_builtin, mips_init_builtins,
5318 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
5319 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
5320 functions.
5321 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
5322 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
5323 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
5324 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
5325 "-mips3d", and "-mno-mips3d".
5326 (ASM_SPEC): Map -mips3d to -mips3d in gas.
5327 (EXTRA_CONSTRAINT_Y): New macro.
5328 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
5329 multi-letter constraint 'Y'.
5330 (CONSTRAINT_LEN): New macro.
5331 (enum mips_builtins): New for MIPS builtin functions.
5332 (enum mips_function_type): New for the types of MIPS builtin functions.
5333 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
5334 * config/mips/mips.md: New constants for paired single and MIPS-3D
5335 instructions. Include the new mips-ps-3d.md file.
5336 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
5337 movv2sf_hardfloat_64bit): New named patterns.
5338 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
5339 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
5340 sdxc1_v2sf_di): New unnamed patterns.
5341 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
5342 const_vector support.
5343 (const_0_or_1_operand): New predicate.
5344 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
5346 2004-08-29 Diego Novillo <dnovillo@redhat.com>
5348 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
5349 (tree-ssa-propagate.o): New rule.
5350 (GTFILES): Add tree-ssa-propagate.c.
5351 * tree-flow.h (struct stmt_ann_d): Remove field
5352 in_ccp_worklist.
5353 * tree-ssa-propagate.c: New file.
5354 * tree-ssa-propagate.h: New file.
5355 * tree-ssa-ccp.c: Re-write to use the routines from
5356 tree-ssa-propagate.c.
5358 2004-08-28 Andrew Pinski <apinski@apple.com>
5360 * tree-ssa-loop.c: Remove extra include of basic-block.h.
5362 2004-08-28 Ziemowit Laski <zlaski@apple.com>
5364 * c-common.h: Update comments about ObjC/ObjC++ entry points.
5365 (objc_is_reserved_word): New prototype.
5366 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
5367 separate section; these are call-backs.
5368 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
5369 ObjC/ObjC++ "@" keywords.
5370 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
5371 prototypes; they already live in c-common.h.
5372 * stub-objc.c: Update copyright notice.
5373 (objc_is_reserved_word): New stub.
5375 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
5377 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
5378 even when not checking.
5380 2004-08-27 Jason Merrill <jason@redhat.com>
5382 PR c++/13684
5383 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
5384 (gimple_push_cleanup): Add eh_only parm.
5385 (gimplify_target_expr): Pass it.
5386 * c.opt (-fno-threadsafe-statics): New option.
5387 * c-opts.c (c_common_handle_option): Handle it.
5388 * c-common.h (flag_threadsafe_statics): Declare it.
5389 * c-common.c (flag_threadsafe_statics): Record it.
5390 * doc/invoke.texi: Document it.
5391 * tsystem.h (_GNU_SOURCE): Define.
5392 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
5393 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
5394 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
5395 (__gthread_recursive_mutex_init_function): New fn.
5396 (__gthread_recursive_mutex_lock): New fn.
5397 (__gthread_recursive_mutex_trylock): New fn.
5398 (__gthread_recursive_mutex_unlock): New fn.
5399 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
5400 * gthr-win32.h, gthr-vxworks.h: Likewise.
5401 * gthr.h: Document.
5403 2004-08-27 David Edelsohn <edelsohn@gnu.org>
5405 * config/rs6000/rs6000.c (rs6000_override_options): Increase
5406 maximum skip to 15. Set function alignment, jump alignment, and
5407 loop alignment to 16 for processors that form dispatch groups.
5408 (rs6000_rtx_costs): outer_code is used.
5410 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
5412 * stor-layout.c (sizetype_set): Remove.
5413 (set_sizetype): Don't test or set it.
5415 * tree.h (size_int_type): Remove.
5416 * fold-const.c: Do not #include gt-fold-const.h.
5417 (size_htab_hash, size_htab_eq): Remove.
5418 (size_int_kind): Use build_int_cst.
5419 (new_const, size_htab): Remove.
5420 (size_int_type): Remove.
5421 (round_up): Use build_int_cst.
5422 (round_down): Likewise. Remove spurious constant build.
5424 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
5426 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
5427 Add is_release variable, use it for --enable-werror and
5428 --enable-checking defaults.
5429 * system.h (gcc_assert, gcc_unreachable): New.
5430 * doc/install.texi (--enable-checking): Update.
5431 * configure, config.in: Rebuilt.
5433 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
5435 * rtl.h (read_rtx): Change prototype.
5436 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
5437 line number. Return true on success.
5438 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
5439 callers accordingly.
5441 2004-08-26 Richard Henderson <rth@redhat.com>
5443 * c-typeck.c (build_offsetof): Remove.
5444 * c-tree.h (build_offsetof): Remove.
5445 * c-common.c (fold_offsetof_1, fold_offsetof): New.
5446 * c-common.h (fold_offsetof): Declare.
5447 * c-parse.in (offsetof_base): New.
5448 (offsetof_member_designator): Use it. Build references, not just
5449 a tree list.
5450 (primary): Use fold_offsetof, not build_offsetof.
5452 2004-08-26 Richard Henderson <rth@redhat.com>
5454 * tree.c (staticp): Return the static object.
5455 * tree.h (staticp): Update decl.
5456 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
5457 * langhooks.c (lhd_staticp): Return NULL_TREE.
5458 * langhooks-def.h (lhd_staticp): Update decl.
5459 * c-common.c (c_staticp): Return the static object.
5460 * c-common.h (c_staticp): Update decl.
5462 2004-08-26 Richard Henderson <rth@redhat.com>
5464 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
5465 modes.
5467 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
5469 PR c/13801
5470 * c-decl.c (struct c_binding): Add type and inner_comp fields.
5471 (bind): Set type and inner_comp fields.
5472 (pop_scope): Restore type of decl to the correct type from an
5473 outer scope. Give error when popping file scope for incomplete
5474 arrays completed incompatibly with default initialization in an
5475 inner scope.
5476 (diagnose_mismatched_decls): Handle externs with initializers at
5477 block scope.
5478 (pushdecl): Set type of external declaration at block scope based
5479 only on the visible declarations. Save type when changing the
5480 type of a declaration. Merge an external declaration at block
5481 scope with a visible static declaration at file scope.
5482 (implicitly_declare): Give recycled old declaration the new type
5483 except for incompatible declarations of built-in functions, saving
5484 the old type.
5486 2004-08-26 Ziemowit Laski <zlaski@apple.com>
5488 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
5490 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5492 * tree-alias-common.c (gate_pta): New function.
5493 (pass_build_pta): Use it.
5494 (pass_del_pta): Use it.
5495 (delete_alias_vars): Don't check flag_tree_points_to.
5497 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5499 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
5500 TFmode as additional register mode cloberred by call.
5502 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5504 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
5505 parallel pattern for library call returning DImode in
5506 mixed mode.
5508 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5510 * config/rs6000/rs6000.c (function_arg): Generate parallel
5511 pattern for more split args.
5513 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5515 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
5516 either gen_movdi_di_update or gen_movdi_si_update depending on
5517 target mode.
5518 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
5519 to generate two versions.
5521 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5523 * Makefile.in (lambda-code.o): New.
5524 (lambda-trans.o): Ditto.
5525 (TREE_DATA_REF_H): Ditto.
5526 (LAMBDA_H): Ditto.
5527 (lambda-mat.o): Use LAMBDA_H.
5528 (tree-data-ref.o): Ditto.
5529 * lambda-code.c: New file. Lambda code generation algorithm.
5530 * lambda-trans.c: Ditto. Lambda transformation matrix support.
5531 * lambda.h: Add lambda loop structures.
5532 Add lambda loopnest structures.
5533 Add lambda body vector structure.
5534 Add lambda linear expression structures.
5535 Add prototypes for functions in new files.
5536 * lambda-mat.c: Include tree.h
5538 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5539 Sebastian Pop <pop@cri.ensmp.fr>
5541 * tree-data-ref.h: Include lambda.h
5542 (free_dependence_relation): Declared here.
5543 (free_dependence_relations): Ditto.
5544 (free_data_refs): Ditto.
5545 * tree-data-ref.c (free_dependence_relation): New function.
5546 (free_dependence_relations): Ditto.
5547 (free_data_refs): Ditot.
5548 (analyze_all_data_dependences): Free datarefs and dependence_relations.
5549 (build_classic_dist_vector): Store in the dependence_relations the
5550 information. Each arc in the dependence_relations graph is labelled
5551 with the distance and direction vectors.
5552 (build_classic_dir_vector): Ditto.
5553 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
5554 Now computes again the whole dependence graph including read-read
5555 relations.
5556 (compute_data_dependences_for_loop): Now dependence_relations contains
5557 all the data, and thus it doesn't need to initialize the classic_dir
5558 and classic_dist vectors.
5559 (analyze_all_data_dependences): Adjusted for using the new interface of
5560 compute_data_dependences_for_loop. Remove the statistics dump.
5562 2004-08-26 Bob Wilson <bob.wilson@acm.org>
5564 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
5565 (xtensa_expand_block_move): Update comment.
5566 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
5568 2004-08026 Richard Earnshaw <rearnsha@arm.com>
5570 PR target/13506
5571 * toplev.c (crash_signal): If we crashed while emitting
5572 a user asm, then die more gracefully.
5574 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5576 PR target/17119.
5577 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
5578 checking for a valid constant, regardless of sign.
5580 2004-08-25 Richard Henderson <rth@redhat.com>
5582 PR target/16974
5583 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
5584 if the constant satisfies add_operand.
5586 2004-08-25 Richard Henderson <rth@redhat.com>
5588 PR debug/10695
5589 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
5590 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
5591 unwind info for >16-bit frames.
5593 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
5595 PR target/17171
5596 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
5598 2004-08-25 Richard Henderson <rth@redhat.com>
5600 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
5601 (TARGET_CANNOT_FORCE_CONST_MEM): New.
5603 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
5605 * doc/tree-ssa.texi: Document new operand iterator.
5607 2004-08-26 Alan Modra <amodra@bigpond.net.au>
5609 PR target/16480
5610 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
5611 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
5612 as PLUS base regs.
5614 2005-08-28 Paul Brook <paul@codesourcery.com>
5616 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
5617 -mfpu=vfp -march=armv5t
5618 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
5620 2004-08-25 Richard Henderson <rth@redhat.com>
5622 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5623 * target.h (struct gcc_target): Add scalar_mode_supported_p.
5624 * targhooks.c (default_scalar_mode_supported_p): New.
5625 * targhooks.h (default_scalar_mode_supported_p): Declare.
5626 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
5628 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
5629 before attempting to create types. Tidy.
5630 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
5632 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
5633 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5635 2004-08-25 Richard Henderson <rth@redhat.com>
5637 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5638 set REAL_MODE_FORMAT for TFmode.
5640 2004-08-25 Ziemowit Laski <zlaski@apple.com>
5642 * c-decl.c (grokparm): New function.
5643 * c-tree.h (grokparm): New prototype.
5645 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
5647 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
5648 iterator controlling structure.
5649 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
5650 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
5651 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
5652 iterator flags.
5653 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
5654 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
5655 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
5656 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
5657 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
5658 Empty operand pointers.
5659 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
5660 (op_iter_next_use): New. Return next use_operand_p.
5661 (op_iter_next_def): New. Return next def_operand_p.
5662 (op_iter_next_tree): New. Return next operands as a tree.
5663 (op_iter_init): New. Initialize an iterator structure.
5664 (op_iter_init_use): New. Initialize structure and get the first use.
5665 (op_iter_init_def): New. Initialize structure and get the first def.
5666 (op_iter_init_tree): New. Initialize structure and get the first tree.
5667 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
5668 (op_iter_init_maydef): New. Initialize structure and get the first
5669 V_MAY_DEF operands.
5670 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
5671 * tree-dfa.c (compute_immediate_uses_for_stmt,
5672 redirect_immediate_uses): Use new operand iterator.
5673 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
5674 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
5675 operands instead of using *_disappeared_p routines.
5676 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
5677 ssa_rewrite_stmt): Use new operand iterator.
5678 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5679 rewrite_trees): Use new operand iterator.
5680 * tree-pretty-print.c (dump_vops): Use new operand iterator.
5681 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
5682 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
5683 dump_points_to_info): Use new operand iterator.
5684 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
5685 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
5686 operand iterator.
5687 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
5688 propagate_necessity): Use new operand iterator.
5689 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
5690 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
5691 a parameter instead of a stmt_ann_t.
5692 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
5693 build_tree_conflict_graph): Use new operand iterator.
5694 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
5695 rewrite_mem_refs): Use new operand iterator.
5696 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5697 check_loop_closed_ssa_use): Use new operand iterator.
5698 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
5699 * tree-ssanames.c (release_defs): Use new operand iterator.
5700 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
5702 2004-08-25 Adam Nemet <anemet@lnxw.com>
5704 * tlink.c (initial_cwd): New variable.
5705 (tlink_init): Initialize it.
5706 (recompile_files): Use tlink_execute() instead of system(). Don't
5707 duplicate verbose output of collect_execute. Restore initial_cwd.
5708 Update comment before the function.
5710 2004-08-25 Ziemowit Laski <zlaski@apple.com>
5712 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
5713 accept) a cast from one Objective-C pointer type to another.
5715 2004-08-25 Paolo Carlini <pcarlini@suse.de>
5717 * doc/install.texi: Document that libstdc++-v3 requires
5718 now automake 1.9.1.
5720 2004-08-25 Caroline Tice <ctice@apple.com>
5722 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
5723 to comments at start of function.
5724 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
5725 comment.
5726 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5727 merge_blocks_move_predecessor_nojumps,
5728 merge_blocks_move_successor_nojumps, merge_blocks_move,
5729 try_crossjump_to_edge, try_crossjump_bb): Likewise.
5730 * cfglayout.c (fixup_reorder_chain): Likewise.
5731 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5732 cfg_layout_can_merge_blocks_p): Likewise.
5733 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
5734 * passes.c (rest_of_compilation): Update comments for calling
5735 optimization that partitions hot/cold basic blocks.
5736 * doc/invoke.texi: Update documentation of
5737 freorder-blocks-and-partition flag.
5739 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
5741 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
5742 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
5744 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
5746 * config/mips/mips.md (any_shift): New code macro.
5747 (optab, insn): New code attributes.
5748 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
5749 Use the standard rather than internal patterns for the MIPS16
5750 double-shift optimization.
5751 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
5752 Redefine using :GPR and any_shift.
5753 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
5754 to cover all three shifts.
5755 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
5756 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
5757 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
5759 2004-08-24 Geoffrey Keating <geoffk@apple.com>
5761 * gimplify.c (lookup_tmp_var): Separate temporaries when not
5762 optimizing.
5764 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5766 PR libstdc++/17005 (fix for HP-UX 11.11)
5767 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
5768 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
5769 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
5770 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
5771 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
5772 (LINK_SPEC): Handle march=1.0 option.
5773 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
5774 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
5775 (SUBTARGET_OPTIONS): New define.
5776 (LINK_SPEC): Handle march=1.0 option.
5777 (STARTFILE_SPEC): New define.
5778 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
5779 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
5780 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
5781 (SUBTARGET_OPTIONS): New define.
5782 (LINK_SPEC): Handle march=1.0 option.
5783 (STARTFILE_SPEC): New define.
5784 * config/pa/pa.c (override_options): Add code to process -munix= option.
5785 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
5786 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
5787 defines.
5788 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
5789 (SUBTARGET_OPTIONS): Provide default define.
5790 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
5791 STANDARD_STARTFILE_PREFIX_2): New defines.
5792 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
5793 (ENDFILE_SPEC): Use %O.
5794 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
5795 Mention issue caused by changing namespace and runtime to UNIX 95/98.
5796 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
5797 Document -munix=std option.
5799 2004-08-25 Steven Bosscher <stevenb@suse.de>
5801 * cse.c (cse_around_loop, cse_check_loop_start,
5802 cse_set_around_loop): Remove.
5803 (cse_basic_block): Remove the around_loop argument.
5804 (cse_end_of_basic_block): Remove the after_loop argument.
5805 (cse_main): Likewise.
5806 * rtl.h (cse_main): Update prototype.
5807 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
5808 rest_of_handle_gcse): Update cse_main calls.
5810 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
5812 * tree.h (build_int_cst): New, sign extended constant.
5813 (build_int_cstu): New, zero extended constant.
5814 (build_int_cst_wide): Renamed from build_int_cst.
5815 * tree.c (build_int_cst, build_int_cstu): New.
5816 (build_int_cst_wide): Renamed from build_int_cst.
5817 (make_vector_type, build_common_tree_nodes,
5818 build_common_tree_nodes_2): Adjust build_int_cst calls.
5819 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
5820 expand_builtin_strpbrk, expand_builtin_fputs,
5821 build_string_literal, expand_builtin_printf,
5822 expand_builtin_sprintf, fold_builtin_classify_type,
5823 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
5824 fold_builtin_toascii, fold_builtin_isdigit,
5825 simplify_builtin_strstr, simplify_builtin_strpbrk,
5826 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
5827 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
5828 DEF_ATTR_INT): Likewise.
5829 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
5830 Likewise.
5831 * c-lex.c (interpret_integer, lex_charconst): Likewise.
5832 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
5833 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5834 * c-typeck.c (really_start_incremental_init, push_init_level,
5835 set_nonincremental_init_from_string): Likewise.
5836 * calls.c (load_register_parameters): Likewise.
5837 convert.c (convert_to_pointer): Likewise.
5838 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
5839 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
5840 build_gcov_info): Likewise.
5841 * except.c (init_eh, assign_filter_values): Likewise.
5842 * expmed.c (store_fixed_bit_field, extract_bit_field,
5843 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
5844 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
5845 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
5846 * expr.c (convert_move, emit_group_load, emit_group_store,
5847 expand_assignment, store_constructor, store_field,
5848 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
5849 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
5850 invert_truthvalue, optimize_bit_field_compare,
5851 decode_field_reference, all_ones_mask_p, constant_boolean_node,
5852 fold_div_compare, fold, fold_read_from_constant_string,
5853 fold_negate_const, fold_abs_const, fold_not_const, round_up,
5854 round_down): Likewise.
5855 * function.c (assign_parm_setup_block): Likewise.
5856 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
5857 Likewise.
5858 * stor-layout.c (layout_type, initialize_sizetypes,
5859 set_min_and_max_values_for_integral_type): Likewise.
5860 * tree-chrec.c (chrec_fold_multiply_poly_poly,
5861 reset_evolution_in_loop): Likewise.
5862 * tree-chrec.h (build_polynomial_chrec): Likewise.
5863 * tree-complex.c (build_replicated_const): Likewise.
5864 * tree-eh.c (honor_protect_cleanup_actions,
5865 lower_try_finally_onedest, lower_try_finally_copy,
5866 lower_try_finally_switch): Likewise.
5867 * tree-mudflap.c (mf_build_string, mx_register_decls,
5868 mudflap_register_call, mudflap_enqueue_constant): Likewise.
5869 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
5870 * tree-pretty-print.c (dump_generic_node): Likewise.
5871 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
5872 Likewise.
5873 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
5874 * tree-ssa-loop-niter.c (number_of_iterations_cond,
5875 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
5876 Likewise.
5877 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
5878 canonicalize_loop_induction_variables): Likewise.
5879 * tree-vectorizer.c (vect_create_index_for_array_ref,
5880 vect_transform_loop_bound, vect_compute_data_ref_alignment):
5881 Likewise.
5883 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
5884 alpha_gimplify_va_arg_1): Likewise.
5885 * config/arm/arm.c (arm_get_cookie_size): Likewise.
5886 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5887 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5888 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5889 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
5890 mips_gimplify_va_arg_expr): Likewise.
5891 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5892 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
5893 add_compiler_branch_island): Likewise.
5894 * config/s390/s390.c (s390_va_start): Likewise.
5895 * config/sh/sh.c (sh_va_start): Likewise.
5896 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
5897 Likewise.
5898 * config/xtensa/xtensa.c (xtensa_va_start,
5899 xtensa_gimplify_va_arg_expr): Likewise.
5901 * objc/objc-act.c (build_objc_string_object,
5902 build_objc_symtab_template, init_def_list, init_objc_symtab,
5903 init_module_descriptor, generate_static_references,
5904 build_selector_translation_table, get_proto_encoding,
5905 build_typed_selector_reference, build_selector_reference,
5906 build_next_objc_exception_stuff,
5907 build_method_prototype_list_template, generate_descriptor_table,
5908 generate_protocols, build_protocol_initializer,
5909 build_ivar_list_template, build_method_list_template,
5910 build_ivar_list_initializer, generate_ivars_list,
5911 generate_dispatch_table, generate_protocol_list,
5912 build_category_initializer, build_shared_structure_initializer,
5913 generate_shared_structures, handle_impent,
5914 generate_objc_image_info): Likewise.
5916 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
5918 * cfglayout.c (duplicate_insn_chain): Remove references to
5919 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
5920 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
5921 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
5922 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
5923 and NOTE_INSN_LOOP_CONT.
5924 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
5925 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
5926 and NOTE_INSN_LOOP_CONT.
5927 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
5928 check_dbra_loop, loop_dump_aux): Remove references to removed notes
5929 and fields.
5930 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
5931 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
5932 references to removed notes and fields.
5933 (subtract_reg_term, ujump_to_loop_cont): Remove.
5935 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
5937 * doc/install.texi: Document that libcpp does not require
5938 Automake any longer. Document that Automake 1.9.1 should
5939 work everywhere.
5941 2004-08-25 Zack Weinberg <zack@codesourcery.com>
5943 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
5944 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
5945 DWARF_DEBUGGING_INFO from choice-of-definition chain;
5946 restructure using C89 features (#elif, #error).
5947 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
5948 * config/sh/sh.h: Remove references to DWARF_DEBUG.
5949 * doc/invoke.texi: Remove references to DWARF version 1;
5950 clarify why -gdwarf-2<n> doesn't work.
5952 2004-08-25 Zack Weinberg <zack@codesourcery.com>
5954 * basic-block.h (BB_SET_PARTITION): Clear old value first.
5955 * cfg.c (clear_bb_flags): Don't clear partition setting.
5956 * ifcvt.c (find_if_case_1): Remove ??? comment.
5958 2004-08-25 Alan Modra <amodra@bigpond.net.au>
5960 PR target/17052
5961 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
5962 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5963 current_function_stdarg in place of sysv_varargs_p.
5964 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
5965 sysv_varargs_p.
5967 2004-08-24 Richard Henderson <rth@redhat.com>
5969 PR target/16298
5970 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
5971 random codes within CONST.
5973 2004-08-24 James E Wilson <wilson@specifixinc.com>
5975 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
5976 -freorder-blocks-and-partition.
5978 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5980 PR middle-end/17044
5981 * tree-ssa-threadupdate.c (redirection_data): Make static.
5982 (thread_block): Use ggc_alloc_cleared to allocate struct
5983 redirection_data. Don't free elements in redirection_data.
5985 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5987 * config/mips/predicates.md (small_data_pattern): Match prefetches.
5989 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5991 PR tree-optimization/17016
5992 * tree-ssa-loop-niter.c (number_of_iterations_cond,
5993 number_of_iterations_exit): Use POINTER_TYPE_P instead
5994 of testing for POINTER_TYPE.
5996 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5998 * tree-ssa-loop-ivcanon.c: New file.
5999 * tree-ssa-loop-manip.c (create_iv): New function.
6000 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
6001 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
6002 * cfgloop.c (mark_single_exit_loops): New function.
6003 (verify_loop_structure): Verify single-exit loops.
6004 * cfgloop.h (struct loop): Add single_exit field.
6005 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
6006 (mark_single_exit_loops): Declare.
6007 (tree_num_loop_insns): Declare.
6008 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
6009 (duplicate_loop_to_header_edge): Use it.
6010 * common.opt (fivcanon): New flag.
6011 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
6012 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
6013 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
6014 (bsi_insert_on_edge_immediate): New function.
6015 * tree-flow.h (bsi_insert_on_edge_immediate,
6016 canonicalize_induction_variables, tree_unroll_loops_completely,
6017 create_iv): Declare.
6018 * tree-optimize.c (init_tree_optimization_passes): Add
6019 pass_iv_canon and pass_complete_unroll.
6020 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
6021 * tree-scalar-evolution.c (get_loop_exit_condition,
6022 get_exit_conditions_rec, number_of_iterations_in_loop,
6023 scev_initialize): Use single_exit information.
6024 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
6025 missing assumptions.
6026 (loop_niter_by_eval): Return number of iterations as unsigned
6027 int.
6028 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
6029 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
6030 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
6031 New passes.
6032 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
6033 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
6034 the defining statement is ready.
6035 * tree-vectorizer.c (vect_create_iv_simple): Removed.
6036 (vect_create_index_for_array_ref, vect_transform_loop_bound):
6037 Use create_iv.
6038 (vect_transform_loop_bound): Use single_exit information.
6039 (vect_analyze_loop_form): Cleanup bogus tests.
6040 (vectorize_loops): Do not call flow_loop_scan.
6041 * tree.h (may_negate_without_overflow_p): Declare.
6042 * fold-const.c (may_negate_without_overflow_p): Split out from ...
6043 (negate_expr_p): ... this function.
6044 (tree_expr_nonzero_p): Handle overflowed constants correctly.
6045 * doc/invoke.texi (-fivcanon): Document.
6046 * doc/passes.texi: Document canonical induction variable creation.
6048 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6050 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
6051 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
6052 using the mode of the operand to decide between them.
6053 * config/mips/mips.md (MOVECC): New mode macro.
6054 (ccreg): New mode attribute.
6055 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
6056 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
6057 (mov[sd]icc): Redefine using :GPR.
6059 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6061 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
6062 (mips_prefetch_cookie): New function.
6063 * config/mips/mips.c (print_operand_address): Fix handling of
6064 ADDRESS_CONST_INT.
6065 (mips_emit_prefetch): Delete.
6066 (mips_prefetch_cookie): New function.
6067 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
6068 mode of QImode for the address_operand. Use mips_prefetch_cookie
6069 to calculate the first "pref" operand.
6070 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
6071 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
6073 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
6075 * arm.md: Include predicates.md.
6076 * predicates.md: New file.
6077 * arm.c (s_register_operand, arm_hard_register_operand)
6078 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
6079 (arm_immediate_operand, arm_neg_immediate_operand)
6080 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
6081 (arm_add_operand, arm_addimm_operand, arm_not_operand)
6082 (offsettable_memory_operand, alignable_memory_operand)
6083 (arm_reload_memory_operand, arm_float_rhs_operand)
6084 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
6085 (index_operand, shiftable_operator, logical_binary_operator)
6086 (shift_operator, equality_operator, arm_comparison_operator)
6087 (minmax_operator, cc_register, dominant_cc_register)
6088 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
6089 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
6090 (const_shift_operand, load_multiple_operation)
6091 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
6092 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
6093 (cirrus_register_operand, cirrus_fp_register)
6094 (cirrus_shift_const): Delete, replaced with equivalents in
6095 predicates.md.
6096 (shift_op): Handle ROTATE.
6097 * arm-protos.h: Delete declarations for above.
6098 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
6099 * t-arm (MD_INCLUDES): Add predicates.md.
6100 (s-preds): Depends on MD_INCLUDES.
6102 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6104 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
6105 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
6106 patterns. Redefine using :GPR. Give the match_operator a mode.
6107 Use '%2' rather than '%z2' for operand 2.
6109 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6111 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
6112 attribute.
6114 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6116 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
6117 of internal patterns.
6118 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
6119 Redefine using :P.
6120 (tablejump): Use expand_binop to calculate address. Adjust names
6121 of internal patterns.
6122 (tablejump[sd]i): Renamed from tablejump_internal[12].
6123 Redefine using :P.
6124 (tablejump_mips16[12]): Delete.
6126 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6128 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
6129 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
6130 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
6131 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
6132 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
6134 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
6136 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
6137 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
6138 using :GPR.
6139 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
6140 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
6141 (*branch_equality[sd]i_inverted): Likewise
6142 branch_equality{,_di}_inverted.
6143 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
6144 Redefine using :GPR.
6146 2004-08-24 Zack Weinberg <zack@codesourcery.com>
6148 * rtl.def: Reorganize, placing all codes used only in machine
6149 descriptions at the end.
6151 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
6152 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
6153 rtx_name, rtx_format arrays by direct reference to rtl.def,
6154 first undefining GENERATOR_FILE. Define enum insn_note and
6155 note_insn_name array by direct reference to insn-notes.def.
6156 (adjust_field_rtx_def): Remove local definition of rtx_name.
6157 Use symbolic names for insn notes.
6158 * Makefile.in (gengtype.o): Update dependencies.
6160 2004-08-24 Zack Weinberg <zack@codesourcery.com>
6162 * basic-block.h (struct basic_block_def): Reorder fields to
6163 eliminate interior padding. Remove 'partition' field.
6164 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
6165 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
6166 (BB_COPY_PARTITION): New macros.
6167 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
6168 Replace all references to the 'partition' field of a basic
6169 block with new macros.
6171 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
6172 * final.c (final_scan_insn): Don't handle it.
6173 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
6174 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
6175 * sched-rgn.c (sched_is_disabled_for_current_region_p):
6176 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
6178 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
6180 * c-decl.c (c_init_decl_processing): Adjust
6181 build_common_tree_nodes call.
6182 * expmed.c (const_mult_add_overflow_p): Use
6183 build_distinct_type_copy.
6184 * stor-layout.c (early_type_list): Remove.
6185 (layout_type): Don't append to early_type_list.
6186 (initialize_sizetypes): Add signed_p argument.
6187 (set_sizetype): Overwrite the stub type nodes directly.
6188 * tree.c (copy_node_stat): Clear a type's value cache here ...
6189 (build_distinct_type): ... not here.
6190 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
6191 * tree.h (initialize_sizetypes): Add signed_p argument.
6192 (build_common_tree_nodes): Likewise.
6194 * objc/objc-act.c (get_static_reference): Use
6195 build_variant_type_copy.
6196 (get_protocol_reference): Likewise.
6197 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
6199 2004-08-24 Richard Henderson <rth@redhat.com>
6200 Andrew Pinski <apinski@apple.com>
6202 * gimplify.c (gimplify_array_ref_to_plus): Delete.
6203 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
6204 for ARRAY_REF.
6206 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
6207 ARRAY_REF also to get to the STRING_CST.
6209 2004-08-24 Paul Brook <paul@codesourcery.com>
6211 * config/arm/arm.c (arm_override_options): Update error message.
6212 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
6213 TARGET_HARD_FLOAT_ABI.
6214 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
6215 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
6217 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6219 PR target/17093
6220 * config/m32r.md (movsi_sda): Add SI mode specification to
6221 UNSPEC.
6223 2004-08-24 Nick Clifton <nickc@redhat.com>
6225 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
6226 of seth_add3_operand.
6228 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
6230 * Makefile.in (PROTO_OBJS): Add errors.o.
6231 * protoize.c (fancy_abort): Remove.
6232 * mips-tfile.c (fancy_abort): Add parameters.
6234 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
6236 * doc/trouble.texi (C++ misunderstandings): Fix example code.
6238 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
6240 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
6241 (host-default.o): Add dependency on HOOKS_H.
6242 * config/x-linux: Likewise.
6243 * config/x-solaris: Likewise.
6244 * config/i386/x-mingw32: Likewise.
6245 * config/rs6000/x-darwin: Likewise.
6247 2004-08-23 James E Wilson <wilson@specifixinc.com>
6249 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
6250 DEF_REG_NOTE.
6252 2004-08-23 Mark Mitchell <mark@codesourcery.com>
6254 PR c/14492
6255 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
6257 2004-08-23 Diego Novillo <dnovillo@redhat.com>
6259 * cfg.c (check_bb_profile): Fix typos.
6260 * function.c (assign_parm_is_stack_parm): Likewise.
6261 * tree-nested.c: Likewise.
6263 2004-08-23 Daniel Jacobowitz <dan@debian.org>
6265 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
6266 Remove TYPECODE.
6267 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
6269 2004-08-23 Eric Christopher <echristo@redhat.com>
6271 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
6272 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
6273 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
6274 * target.h: Ditto.
6275 * hooks.h: Include machmode.h.
6276 (hook_bool_mode_false): Declare.
6277 * hooks.c (hook_bool_mode_false): Define.
6278 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
6279 * stor-layout.c (layout_type): Ditto.
6280 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
6281 Define to target macro.
6282 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
6283 * config/arm/arm.c: Ditto. Use.
6284 * config/arm/arm.h: Ditto.
6285 * config/arm/arm-protos.h: Ditto.
6286 * config/i386/i386.c: Ditto.
6287 * config/i386/i386.h: Ditto.
6288 * config/rs6000/rs6000.c: Ditto.
6289 * config/rs6000/rs6000.h: Ditto.
6290 * config/sh/sh.c: Ditto.
6291 * config/sh/sh.h: Ditto.
6292 * config/sh/sh-protos.h: Ditto.
6293 * config/sh/sh.md: Use.
6294 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
6295 to TARGET_VECTOR_MODE_SUPPORTED_P.
6297 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
6299 * Makefile.in (BUILD_ERRORS): Set to build-errors.
6300 (errors.o): New target for host.
6301 (build-errors.o): New target for build.
6302 (genobjs): Replace errors.o with build-errors.
6303 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
6304 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
6305 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
6306 (fix-header.o): Add errors.h
6307 * collect2.c (fancy_abort): Add parameters.
6308 * collect2.h (fancy_abort): Don't declare.
6309 * errors.h (fancy_abort): Don't declare.
6310 * errors.c: Include either bconfig.h or config.h.
6311 (fancy_abort): Trim filename.
6312 * fix-header.c (v_fatal, fatal): Remove.
6313 (progname): Remove definition.
6314 (main): Set progname here.
6315 * gcc.c (fancy_abort): Add parameters.
6316 * gcc.h (fancy_abort): Remove declaration.
6317 * gcov.c (fancy_abort): Remove.
6318 * rtl.h (fancy_abort): Don't declare.
6319 (abort): Don't define.
6320 * tree.h (fancy_abort): Don't declare.
6321 (abort): Don't define.
6322 * system.h (fancy_abort): Declare.
6323 (abort): Define to fancy_abort.
6324 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
6326 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
6327 (usize_type, ubitsizetype): Remove.
6328 * stor-layout.c (set_sizetype): Don't initialize usizetype,
6329 ubitsizetype.
6330 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
6332 * tree.h (build_distinct_type_copy): New.
6333 (build_type_copy): ... here. Rename to ...
6334 (build_variant_type_copy): ... here.
6335 * tree.c (build_qualified_type): Rename build_type_copy call.
6336 (build_distinct_type_copy): New, broken out of ...
6337 (build_type_copy): ... here. Rename to ...
6338 (build_variant_type_copy): ... here. Use
6339 build_distinct_type_copy.
6340 (build_common_tree_nodes_2): Rename build_type_copy call.
6341 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
6342 call.
6343 (handle_packed_attribute, handle_unused_attribute,
6344 handle_transparanet_union_attribute, handle_aligned_attribute,
6345 handle_deprecated_attribute): Likewise.
6346 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
6347 Likewise.
6348 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
6349 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
6350 build_distinct_type_copy.
6352 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6354 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
6355 attribute.
6357 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6359 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
6360 loads and stores.
6361 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
6362 formerly unnamed patterns. Redefine using :P for the address. Remove
6363 explicit length attributes.
6365 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6367 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
6368 New functions.
6369 (single_reachable_address): Use them.
6370 (schedule_sm): Add dump.
6371 (is_call_clobbered_ref): New function.
6372 (determine_lsm_reg): Check whether the reference is call clobbered.
6373 Only work for gimple_reg_type values.
6375 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6377 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
6378 $31 store insns. Redefine using :GPR.
6380 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6382 * config/mips/mips.md (P): New mode macro.
6383 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
6384 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
6385 Add mode attributes.
6387 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6389 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
6390 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
6391 later constants to cover the gap.
6392 (load, store): New mode attributes.
6393 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
6394 Use new unspec constants.
6396 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6398 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
6399 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
6400 to use register_operand rather than uns_arith_operand as the predicate
6401 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
6402 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
6403 Redefine using :GPR. Make same predicate change here. Extend the
6404 commutativity of operands 1 and 2 from the SImode version to the
6405 DImode one.
6406 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
6407 but with no predicate changes.
6408 (*nor[sd]i3): Redefine using :GPR.
6410 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6412 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
6413 noreturn functions.
6415 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6417 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
6418 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
6419 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
6420 rather than "%z2" (with a fake const0_rtx for operand 2).
6421 (ffs[sd]i2): Redefine using :GPR.
6422 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
6424 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6426 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
6428 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6430 * config/mips/mips.md (any_extend): New code macro.
6431 (u, su): New code attributes.
6432 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
6433 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
6434 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
6435 (*{s,u}mul_acc_di): Redefine using any_extend.
6436 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
6437 to reflect real insn names.
6438 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
6439 with an any_extend template.
6440 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
6441 Add '*' to name.
6443 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6445 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
6446 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
6447 (mul[sd]i3_r4000): Redefine using :GPR.
6448 (mulsi3_mult3): Don't check TARGET_MAD separately.
6449 (muldi3_mult3): Moved after mulsi_mult3.
6451 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6453 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
6454 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
6455 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
6456 (TARGET_GAS, TARGET_MIPS_AS): Delete.
6457 (TARGET_GPWORD): Define to true for n32 on IRIX.
6458 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
6459 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
6460 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
6461 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
6462 (MDEBUG_ASM_SPEC): Delete, folding into...
6463 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
6464 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
6465 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
6466 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
6467 to define asm_abi_default_spec.
6468 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
6469 (TARGET_ASM_SELECT_SECTION): Delete.
6470 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
6471 for non-mips16 code, removing previous workaround for SGI assemblers.
6472 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
6473 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
6474 (override_options): Remove !TARGET_GAS and !have_named_sections code.
6475 (print_operand): Fold TARGET_GAS conditionals into asm strings.
6476 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
6477 ASM_STABS_OP and ASM_STABN_OP.
6478 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
6479 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
6480 (mips_output_function_prologue): Remove !TARGET_GAS code.
6481 (mips_select_rtx_section): Remove !have_named_sections code.
6482 (mips_select_section): Delete.
6483 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
6484 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
6485 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
6486 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
6487 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
6488 * config/mips/windiss.h (ASM_SPEC): Likewise.
6490 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6492 * read-rtl.c (map_value, mapping, macro_group): New structures.
6493 (BELLWETHER_CODE): New macro.
6494 (modes, codes, bellwether_codes): New variables.
6495 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
6496 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
6497 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
6498 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
6499 (add_map_value, initialize_macros): New functions.
6500 (def_hash, def_hash_eq_p): Generalize to anything that points to,
6501 or starts with, a char * field.
6502 (find_macro, read_mapping, check_code_macro): New functions.
6503 (read_rtx_1): New, split out from read_rtx. Handle the new
6504 define_{mode,code}_{macro,attr} constructs. Use find_macro
6505 to parse the name of a code or mode. Use BELLWETHER_CODE to
6506 extract the format and to choose a suitable code for rtx_alloc.
6507 Modify recursive invocations to use read_rtx_1.
6508 (read_rtx): Call initialize_macros. Apply code and mode macros
6509 to the rtx returned by read_rtx_1. Cache everything after the
6510 first macro expansion for subsequent read_rtx calls.
6511 * doc/md.texi: Document new .md constructs.
6512 * config/mips/mips.md (GPR): New mode macro.
6513 (d, si8_di5): New mode attributes.
6514 (any_cond): New code macro.
6515 (add[sd]i3): Redefine using :GPR.
6516 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
6517 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
6518 previously unnamed MIPS16 patterns.
6519 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
6520 lines. Don't match (plus (const_int 0) ...).
6521 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
6522 Use a define_split to generate the addition.
6523 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
6524 (subsi3_internal): Delete.
6525 (*subsi3_extended): Renamed from subsi3_internal_2.
6526 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
6527 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
6528 using an any_cond template.
6530 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6532 * read-rtl.c (read_rtx): Tidy use of format_ptr.
6534 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6536 * read-rtl.c (string_obstack): New file-scope variable.
6537 (read_string, read_quoted_string, read_braced_string)
6538 (read_escape): Remove obstack parameter and use string_obstack instead.
6539 (read_rtx): Remove function-local rtl_obstack and initialize
6540 string_obstack instead. Update call to read_string.
6542 2004-08-22 Andrew Pinski <apinski@apple.com>
6544 PR c/15262
6545 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
6546 expression is not constant.
6547 (c_finish_return): Do not go through INDIRECT_REF when looking
6548 for the inner expression of an ADDR_EXPR for warning about.
6550 2004-08-22 Richard Henderson <rth@redhat.com>
6552 PR 17075
6553 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
6554 create new blocks and fall through.
6555 (expand_gimple_basic_block): Update to match.
6557 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
6559 * reload.c (find_reloads_address): Make return value tri-state.
6560 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
6561 (find_reloads): Assume that reloaded addresses match 'o' or
6562 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
6563 returned 1 (not -1). Omit optional reloads for address operands
6564 only if find_reloads_address returned 1 (not -1).
6566 * config/s390/s390.c (legitimize_reload_address): New function.
6567 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
6568 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
6569 legitimize_reload_address.
6571 2004-08-22 Richard Hendersion <rth@redhat.com>
6573 * tree.h (SAVE_EXPR_RESOLVED_P): New.
6574 * gimplify.c (gimplify_save_expr): Use it.
6575 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
6576 on the temporary variable.
6578 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6580 * fold-const.c (rtl_expr_nonnegative_p): Delete.
6581 * tree.h (rtl_expr_nonnegative_p): Remove.
6583 2004-08-22 Steven Bosscher <stevenb@suse.de>
6585 * config/i386/ppro.md (ppro_complex_insn): Add missing check
6586 for cpu==pentiumpro.
6588 * combine.c (struct reg_stat): Fix comment typo.
6590 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
6592 * c-tree.h (c_sizeof_nowarn): Remove.
6594 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
6596 * c-decl.c (set_array_declarator_type): Rename to
6597 set_array_declarator_inner.
6598 (build_c_parm, build_attrs_declarator, build_function_declarator):
6599 New functions.
6600 (make_pointer_declarator): Call build_attrs_declarator.
6601 * c-tree.h (set_array_declarator_type): Rename to
6602 set_array_declarator_inner.
6603 (build_c_parm, build_attrs_declarator, build_function_declarator):
6604 New prototypes.
6605 * c-parse.in (after_type_declarator,
6606 parm_declarator_starttypename, parm_declarator_nostarttypename,
6607 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
6608 firstparm): Use these functions
6610 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
6612 * c-decl.c (build_array_declarator, set_array_declarator_type,
6613 start_decl, grokdeclarator, grokparms): Change boolean parameters
6614 to type bool.
6615 * c-tree.h (build_array_declarator, set_array_declarator_type,
6616 start_decl): Update prototypes.
6617 * c-decl.c, c-parse.in: All callers changed.
6619 2004-08-21 Mike Stump <mrs@apple.com>
6621 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
6622 (darwin_fix_and_continue): Likewise.
6623 (darwin_fix_and_continue_switch): Likewise.
6624 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
6625 (darwin_fix_and_continue): Likewise.
6626 (darwin_fix_and_continue_switch): Likewise.
6628 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
6630 PR c++/16030
6631 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
6632 Remove, merging into ...
6633 (gen_stdcall_or_fastcall_suffix): New function, returning tree
6634 rather than const char*, and accepting additional parameter.
6635 Don't add suffix to '*'-prefixed symbols or variadic functions.
6636 (i386_pe_encode_section_info): Adjust for call to new function.
6637 Call change_decl_assembler_name.
6639 2004-08-20 Mike Stump <mrs@apple.com>
6641 * config/darwin.c (machopic_indirect_data_reference): Mark
6642 stubs as defined.
6643 * config/386/386.c (darwin_local_data_pic): Add.
6644 (legitimate_constant_p): Reorder so that PLUS handling runs
6645 before darwin_local_data_pic to match the ordering in
6646 legitimate_pic_address_disp_p and so that MINUS runs after
6647 darwin_local_data_pic as otherwise the darwin_local_data_pic
6648 logic can be skipped, which would be very bad.
6649 (legitimate_pic_address_disp_p): Move from from here to
6650 darwin_local_data_pic so it can be reused.
6652 2004-08-21 Alan Modra <amodra@bigpond.net.au>
6654 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
6655 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
6656 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
6657 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
6658 (RS6000_ABI_NAME): Define as "linux".
6659 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
6660 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
6661 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
6662 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
6663 * config/rs6000/rs6000.c (dot_symbols): New global var.
6664 (rs6000_output_function_entry): New function, modified for
6665 !DOT_SYMBOLS..
6666 (print_operand <case 'z'>): ..extracted from here.
6667 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
6668 (rs6000_output_function_epilogue): Likewise.
6669 (rs6000_elf_declare_function_name): Likewise.
6670 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
6671 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
6672 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
6673 * configure: Regenerate.
6674 * config.in: Regenerate.
6676 2004-08-20 Mark Mitchell <mark@codesourcery.com>
6678 * reload.c (find_reloads_address): Fix thinko in previous change.
6680 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
6681 a CONST_INT.
6683 2004-08-20 Jakub Jelinek <jakub@redhat.com>
6685 PR rtl-optimization/17099
6686 * combine.c (force_to_mode): Check if inner_mask has any bits set
6687 outside of GET_MODE (x) instead of op_mode.
6689 2004-08-20 Mark Mitchell <mark@codesourcery.com>
6691 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
6692 fragment.
6693 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
6694 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
6695 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
6696 architecture.
6697 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
6698 configurations.
6699 * config/arm/t-symbian: New file.
6701 2004-08-20 Andrew Pinski <apinski@apple.com>
6703 * regrename.c (kill_value_regno): ANSIfy.
6705 2004-08-20 Dale Johannesen <dalej@apple.com>
6707 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
6709 2004-08-20 Daniel Jacobowitz <dan@debian.org>
6711 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
6712 (kill_value_regno): New function, derived from kill_value.
6713 (kill_value): Update.
6714 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
6716 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
6718 Fix PR tree-optimization/17111
6719 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
6720 of non-value_handles.
6721 (bitmap_set_contains): All constants are in every set.
6723 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
6725 * fold-const.c (round_up, round_down): Use build_int_cst.
6726 Optimize common case.
6728 2004-08-20 Zack Weinberg <zack@codesourcery.com>
6729 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6731 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
6732 one_only_data_section): Rename to som_readonly_data_section,
6733 som_one_only_readonly_data_section and som_one_only_data_section.
6734 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
6735 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
6736 conditional defines.
6737 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
6738 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
6739 string values.
6740 (pa_select_section): Use renamed section functions.
6741 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
6742 SOM_READONLY_DATA_SECTION_FUNCTION,
6743 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
6744 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
6745 Define here ...
6746 * config/pa/som.h: ... not here.
6747 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
6748 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
6749 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
6750 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
6751 (READONLY_DATA_SECTION): Use som_readonly_data_section.
6753 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
6755 * fold-const.c (int_const_binop): Don't generate non-overflowing
6756 size-types specially.
6757 (fold_convert_const): Likewise.
6759 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
6760 clear cache on copied sizetype.
6762 2004-08-20 Ben Elliston <bje@au.ibm.com>
6764 * configure.ac: Don't escape apostrophe in --enable-coverage help.
6765 * configure: Regenerate.
6767 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
6769 PR 5620
6770 * gcc.c (struct stat input_stat): Don't define if
6771 HOST_LACKS_INODE_NUMBERS
6772 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
6773 than stat to determine if temp file is same as input file.
6774 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
6775 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
6777 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
6779 * configure.ac (mips*-*-*): Print an error if not using GAS.
6780 * configure: Regenerated.
6781 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
6782 comments about buggy MIPSpro assemblers.
6783 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
6784 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
6785 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
6786 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
6787 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
6788 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
6789 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
6790 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
6791 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
6792 of more general IRIX 6 definitions.
6793 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
6794 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
6795 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
6796 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
6797 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
6798 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
6799 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
6800 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
6801 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
6802 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
6803 (LINK_SPEC): Move most of definition to iris.h.
6804 (SUBTARGET_LINK_SPEC): New macro.
6805 (IRIX_STARTFILE_SPEC): Fold into...
6806 (STARTFILE_SPEC): ...here.
6807 (IRIX_ENDFILE_SPEC): Fold into...
6808 (ENDFILE_SPEC): ...here.
6809 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
6810 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
6811 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
6812 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
6813 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
6814 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
6815 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
6816 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
6817 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
6818 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
6819 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
6820 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
6821 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
6822 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
6823 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
6824 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
6825 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
6826 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
6827 (TARGET_IRIX6): Define to 1.
6828 (DRIVER_SELF_SPECS): Define.
6829 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
6830 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
6831 (SUBTARGET_LINK_SPEC): New macro.
6832 (IRIX_STARTFILE_SPEC): Fold into...
6833 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
6834 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
6835 (LIB_SPEC, LIBGCC_SPEC): Use them.
6836 (LIB_SPEC): Remove !mabi=* case.
6837 (IRIX_ENDFILE_SPEC): Fold into...
6838 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
6839 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
6840 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
6841 (TARGET_IRIX6): New macro.
6842 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
6843 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
6844 (LABEL_AFTER_LOC): Delete.
6845 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
6846 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
6847 (mips_build_builtin_va_list): Check TARGET_IRIX6.
6848 (override_options): Remove TARGET_SGI_O32_AS-related code.
6849 (irix_output_external_libcall): Make static.
6850 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
6851 LABEL_AFTER_LOC.
6852 (mips_file_start): Tidy guard for ABI sections. Remove use of
6853 ABICALLS_ASM_OP; use .abicalls instead.
6854 (mips_output_aligned_decl_common, mips_declare_object_name)
6855 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
6856 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
6857 .globl foo .text directives.
6858 (irix_asm_named_section_1, irix_asm_named_section)
6859 (irix_section_align_entry, irix_section_align_htab)
6860 (irix_orig_asm_out_file, irix_section_align_entry_eq)
6861 (irix_section_align_entry_hash, irix_asm_output_align)
6862 (irix_file_start, irix_section_align_1, copy_file_data)
6863 (irix_file_end, irix_section_type_flags): Delete.
6864 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
6865 Use standard section syntax. Remove protective "jr $31".
6866 (__gcc_fini): Likewise .gcc_fini.
6867 * config/mips/irix-crtn.asm: Adjust sections accordingly.
6868 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
6869 iris5gas.h.
6870 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
6871 from t-irix-gld.
6872 (EXTRA_MULTILIB_PARTS): Define.
6873 * config/mips/t-iris6: Remove bogus comment.
6874 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
6875 * config/mips/iris5gas.h, config/mips/iris5gld.h,
6876 config/mips/iris6gas.h, config/mips/iris6gld.h,
6877 config/mips/t-iris5-as, config/mips/t-iris5-gas
6878 config/mips/t-irix-gld: Delete.
6879 * config/mips/iris.h: New file.
6880 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
6882 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
6884 * postreload.c (reload_cse_move2add): Allow any condjump, but check
6885 that the implicit set isn't clobbered in the jump insn.
6887 2004-08-19 Mark Mitchell <mark@codesourcery.com>
6889 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
6890 * optabs.c (init_optabs): Don't check it.
6891 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
6892 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
6894 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
6896 * config/s390/s390.md (s390_warn_framesize_string)
6897 (s390_warn_dynamic_string, s390_stack_size_string)
6898 (s390_stack_guard_string): New global string variables.
6899 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
6900 (s390_stack_guard): New global variables.
6901 (override_options): Added checks for the new options.
6902 (s390_emit_prologue): Emit stack check and trap code and perform
6903 compile time stack size checking.
6905 * config/s390/s390.h (TARGET_OPTIONS): Added new options
6906 "warn-framesize", "warn-dynamicstack", "stack-size" and
6907 "stack-guard".
6909 * doc/invoke.texi: Added documentation for the new options.
6911 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
6913 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
6914 to eliminate warning.
6915 (linear_search_fdes): Declare p as unsigned.
6916 (binary_search_mixed_encoding_fdes): Likewise.
6917 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
6918 to eliminate warning.
6919 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
6920 type cast.
6922 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
6924 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
6925 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
6926 instead of one. Check for strictly legitimate address.
6927 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
6928 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
6930 2004-08-19 Eric Christopher <echristo@redhat.com>
6932 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
6933 * langhooks.h (unsave_expr_now): Ditto.
6934 * tree.h (unsave_expr_1): Remove prototype.
6935 (lhd_unsave_expr_now): Rename to unsave_expr_now.
6936 * tree-inline.c (unsave_expr_1): Move here
6937 from tree.c. Make static.
6938 (unsave_expr_now): Rename from lhd_unsave_expr_now.
6939 * tree-sra.c: Fix up for rename.
6940 * tree-ssa-copy.c: Ditto.
6941 * tree-eh.c: Ditto.
6942 * tree.c (unsave_expr_1): Move to tree-inline.c.
6944 2004-08-19 Caroline Tice <ctice@apple.com>
6946 * config/i386/cygming.h (switch_to_section): Fix typo (change
6947 in_unlikely_text_section to in_unlikely_executed_text).
6949 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
6951 * vec.h (VEC_lower_bound): New macro.
6953 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
6955 PR target/16446
6956 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
6957 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
6958 treat each ABI separately. Deal with n32/n64 complex float arguments.
6959 (function_arg): Add associated complex handling here.
6961 2004-08-19 Richard Henderson <rth@redhat.com>
6963 * config/arm/arm.c (arm_gen_load_multiple): Use
6964 adjust_automodify_address. Take base memory and offset instead
6965 of unchanging/struct/scalar bits.
6966 (arm_gen_store_multiple): Likewise.
6967 (arm_gen_movmemqi): Use adjust_automodify_address.
6968 * config/arm/arm-protos.h: Update decls.
6969 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
6970 (store_multiple): Similarly.
6972 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
6974 * regclass.c (globalize_reg): Update call_really_used_regs.
6976 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
6978 * doc/invoke.texi (integer-share-limit): Document.
6980 * tree.h (TYPE_CACHED_VALUES_P): New.
6981 (TYPE_CACHED_VALUES): New.
6982 (TYPE_ORIG_SIZE_TYPE): Adjust.
6983 * tree.def (INTEGER_CST): Update documentation.
6984 * tree.c: Inlcude params.h.
6985 (build_int_cst): Cache small values.
6986 (build_type_copy): Do not copy the value cache.
6987 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
6988 unneeded zeroing.
6989 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
6990 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
6991 cache.
6992 * fold-const.c (force_fit_type): Copy value when setting
6993 overflows.
6994 (int_const_binop): Likewise.
6995 * stor-layout.c: Include params.h
6996 (set_sizetype): Create values cache.
6997 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
6998 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
6999 * params.h (INTEGER_SHARE_LIMIT): New.
7000 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
7002 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
7004 * gimplify.c (gimplify_minimax_expr): Remove.
7005 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
7007 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
7009 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
7010 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
7012 2004-08-19 Mark Mitchell <mark@codesourcery.com>
7014 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
7016 2004-08-18 Andrew Pinski <apinski@apple.com>
7018 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
7020 2004-08-18 Mark Mitchell <mark@codesourcery.com>
7022 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
7023 (__aeabi_ul2f): Likewise.
7025 2004-08-18 Richard Henderson <rth@redhat.com>
7027 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
7028 move to rtl completely.
7029 (struct meminsnbuf, xtensa_emit_block_move): Remove.
7030 (xtensa_find_mode_for_size): Remove.
7031 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
7032 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
7034 2004-08-18 Richard Henderson <rth@redhat.com>
7036 * config/mcore/mcore.c (mode_from_align): Remove DImode.
7037 (block_move_sequence): Rewrite to use adjust_address.
7038 (mcore_expand_block_move): Cleanup logic. Accept only operands.
7039 Return boolean indicating success/failure.
7040 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
7041 * config/mcore/mcore.md (movmemsi): Update to match.
7043 2004-08-18 Mike Stump <mrs@apple.com>
7045 * doc/invoke.texi (-mfix-and-continue): Add support for
7046 fast turn around debugging.
7047 (-ffix-and-continue): Likewise.
7048 (-mindirect-data): Likewise.
7049 (-findirect-data): Likewise.
7050 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
7051 (indirect_data): Likewise.
7052 (machopic_data_defined_p): Likewise.
7053 (machopic_output_indirection): Likewise.
7054 (darwin_encode_section_info): Likewise.
7055 (darwin_fix_and_continue): Likewise.
7056 (darwin_fix_and_continue_switch): Likewise.
7057 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
7058 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
7059 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
7060 (SUBTARGET_OPTIONS): Likewise.
7061 (darwin_fix_and_continue): Likewise.
7062 (darwin_fix_and_continue_switch): Likewise.
7063 (TARGET_FIX_AND_CONTINUE): Likewise.
7064 * config/rs6000.c (rs6000_emit_prologue): Likewise.
7066 2004-08-19 Steven Bosscher <stevenb@suse.de>
7068 * basic-block.h (struct edge_def): Remove crossing_edge.
7069 (EDGE_CROSSING): New define.
7070 (EDGE_ALL_FLAGS): Update.
7071 * bb-reorder.c (find_traces_1_round, better_edge_p,
7072 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
7073 find_jump_block, fix_crossing_conditional_branches,
7074 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
7075 Replace all occurences of crossing_edge with an edge flag check
7076 or set/reset.
7077 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7078 try_crossjump_bb): Likewise.
7079 * cfglayout.c (fixup_reorder_chain): Likewise.
7080 * cfgrtl.c (force_nonfallthru_and_redirect,
7081 commit_one_edge_insertion): Likewise.
7083 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
7084 * tree-flow.h (compute_dominance_frontiers): Move prototype...
7085 * basic-block.h: ...here.
7086 * tree-cfg.c (compute_dominance_frontiers_1,
7087 compute_dominance_frontiers): Move from here...
7088 * cfganal.c: ...to here. Include timevar.h.
7090 2004-08-18 James E Wilson <wilson@specifixinc.com>
7092 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
7093 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
7095 * config/mips/mips.md (type): Add frdiv.
7096 (divsf3+1, divsf3+2): Change type to frdiv.
7097 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
7098 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
7100 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
7101 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
7102 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
7103 * config/mips/5000.md (r5k_fdiv_single): Likewise.
7104 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
7105 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
7106 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
7107 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
7108 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
7109 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
7110 Likewise.
7111 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
7113 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
7115 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
7116 get regression tester working again.
7118 2004-08-18 Zack Weinberg <zack@codesourcery.com>
7120 * insn-notes.def, reg-notes.def: New files.
7121 * rtl.h: Use them to define enum insn_note and enum reg_note.
7122 * rtl.c: Use them to define note_insn_name and reg_note_name.
7123 * Makefile.in (RTL_BASE_H): Update.
7125 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
7126 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
7128 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
7130 * arm.c (arm_size_rtx_costs): New function.
7131 (arm_override_options): Use it if optimizing for space.
7133 2004-08-18 Richard Henderson <rth@redhat.com>
7135 * emit-rtl.c (gen_const_mem): New.
7136 * rtl.h (gen_const_mem): Declare.
7137 * expr.c (do_tablejump): Use it.
7138 * varasm.c (force_const_mem): Likewise.
7139 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7140 (machopic_legitimize_pic_address): Likewise.
7141 * config/arm/arm.c (legitimize_pic_address): Likewise.
7142 * config/i386/i386.c (legitimize_pic_address): Likewise.
7143 (legitimize_tls_address): Likewise.
7144 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
7145 * config/ia64/ia64.md (load_fptr): Likewise.
7146 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
7147 * config/pa/pa.c (legitimize_pic_address): Likewise.
7148 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
7149 (rs6000_emit_move): Likewise.
7150 * config/s390/s390.c (legitimize_pic_address): Likewise.
7151 (legitimize_tls_address): Likewise.
7152 * config/s390/s390.md (casesi): Likewise.
7153 * config/sh/sh.c (sh_reorg): Likewise.
7154 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
7155 * config/v850/v850.md (casesi): Likewise.
7157 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
7158 * config/sh/sh.c (prepare_move_operands): Remove incorrect
7159 use of MEM_READONLY_P.
7161 2004-08-18 Steven Bosscher <stevenb@suse.de>
7163 * Makefile.in (OBJS-common): Add postreload-gcse.c.
7164 Add new postreload-gcse.o.
7165 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
7166 (lookup_as_function, insert, rehash_using_reg, use_related_value,
7167 equiv_constant): Use SAFE_HASH instead of safe_hash.
7168 (exp_equiv_p): Export. Add for_gcse argument when comparing
7169 for GCSE.
7170 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
7171 find_comparison_args, fold_rtx, cse_insn): Update callers.
7172 (hash_rtx): New function derived from old canon_hash and bits
7173 from gcse.c hash_expr_1.
7174 (canon_hash_string): Rename to hash_rtx_string.
7175 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
7176 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
7177 (cselib_lookup): Update this caller.
7178 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
7179 Make static.
7180 (hash_expr): Call hash_rtx.
7181 (ldst_entry): Likewise.
7182 (expr_equiv_p): Call exp_equiv_p.
7183 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
7184 reg_used_on_edge, reg_set_between_after_reload_p,
7185 reg_used_between_after_reload_p, get_avail_load_store_reg,
7186 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
7187 get_bb_avail_insn, hash_scan_set_after_reload,
7188 compute_hash_table_after_reload,
7189 eliminate_partially_redundant_loads, gcse_after_reload,
7190 get_bb_avail_insn, gcse_after_reload_main): Remove.
7191 * postreload-gcse.c: New file, reincarnating most of the above.
7192 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
7193 (gcse_after_reload_main): Update prototype.
7194 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
7195 * passes.c (rest_of_handle_gcse2): Use it.
7197 2004-08-18 Diego Novillo <dnovillo@redhat.com>
7199 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
7200 (pass_loop_done): Likewise.
7202 2004-08-18 Andrew Pinski <apinski@apple.com>
7204 * config/rs6000/darwin.md: Delete the altivec patterns which are
7205 handled differently now.
7206 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
7207 (macho_correct_pic_di): Likewise.
7208 (call_indirect_nonlocal_darwin64): Likewise.
7209 Delete the save world/saveFP/saveVec patterns.
7211 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
7212 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
7213 * config/rs6000/rs6000.md: Include darwin.md.
7214 (builtin_setjmp_receiver): Add DImode case.
7215 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
7216 Darwin bits.
7218 2004-08-18 Matt Austern <austern@apple.com>
7220 Dead code stripping
7221 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
7222 * darwin.c (darwin_file_end): Mark file as potentially strippable.
7224 2004-08-18 Richard Henderson <rth@redhat.com>
7226 * alias.c (readonly_fields_p): Remove.
7227 (objects_must_conflict_p): Don't call it.
7228 * tree.h (readonly_fields_p): Remove.
7229 * langhooks.h (struct lang_hooks): Remove honor_readonly.
7230 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
7232 2004-08-18 Diego Novillo <dnovillo@redhat.com>
7234 * tree-dfa.c (add_referenced_var): Only global variables are
7235 call-clobbered.
7236 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
7237 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
7238 all pointers dereferenced if the statement dereferences them.
7239 (create_name_tags): Do not create memory tags for pointers
7240 that have PT_ANYTHING set.
7241 Also check if PT_VARS is not empty before creating a name tag.
7242 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
7243 variables that share the same alias set with a pointer that
7244 may point anywhere.
7245 (add_may_alias): Add FIXME comment to remove clobbering
7246 aliased variables and tags.
7247 (replace_may_alias): Likewise.
7248 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
7249 (merge_pointed_to_info): If the original variable has not
7250 points-to information, call set_pt_anything.
7251 (add_pointed_to_var): Do not prevent adding a pointed-to
7252 variable if the pointers is PT_ANYTHING.
7253 If the variable is a global, set PT_GLOBAL_MEM.
7254 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
7255 pointer type only come in PTR+OFFSET flavours.
7256 Always call merge_pointed_to_info on PHI arguments that are
7257 SSA_NAMEs.
7258 (get_nmt_for): Mark call-clobbered tags whose pointer points
7259 to global memory.
7260 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
7261 values.
7262 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
7263 FLAGS.
7264 (add_stmt_operand): Abort if the caller tried to add a killing
7265 definition for a memory tag.
7266 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
7267 unnecessary checks.
7269 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
7271 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
7272 from call_used_regs. Update call_really_used_regs.
7273 (CALL_REALLY_USED_REGISTERS): Define.
7274 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
7275 Replace call_used_regs with call_really_used_regs.
7276 (calc_live_regs, sh_media_register_for_return): Likewise.
7277 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
7278 * sh.md (return_media): Likewise.
7280 2004-08-18 Andrew Pinski <apinski@apple.com>
7282 * config/darwin.c (machopic_legitimize_pic_address): Only set
7283 MEM_READONLY_P in the non TARGET_TOC case.
7285 2004-08-18 Zack Weinberg <zack@codesourcery.com>
7287 * rtl.def (NIL): Delete.
7288 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
7289 Tighten the syntax a little.
7291 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
7292 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
7293 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
7294 * config/i386/predicates.md, config/m32r/m32r.h
7295 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
7296 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
7297 * config/sparc/sparc.h, doc/tm.texi:
7298 Replace all occurrences of NIL with UNKNOWN.
7300 2004-08-18 Zack Weinberg <zack@codesourcery.com>
7302 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
7303 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
7304 sequence inline. Move drop_through_label code into this
7305 block, being the only place it is used. Adjust comments.
7307 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
7309 * config/rs6000/altivec.md: Add new patterns for calls to
7310 save_world/rest_world functions.
7312 * config/rs6000/rs6000-protos.h: (save_world_operation,
7313 restore_world_operation) new declarations.
7315 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
7316 field added.
7317 (rs6000_stack_info): Set world_save_p field.
7318 (save_world_operation): New function.
7319 (restore_world_operation): New function.
7320 (compute_save_world_info): New function.
7321 (rs6000_stack_info): Call compute_save_world_info.
7322 (rs6000_emit_prologue): Check for world_save_p and generate
7323 pattern to call save_world for saving all non-volatile and
7324 special registers.
7325 (rs6000_emit_epilogue): Check for world_save_p and generate
7326 pattern to call rest_world to restore saved registers.
7328 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
7329 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
7330 (rs6000_reg_names): New entries added for save_world_operation and
7331 restore_world_operation.
7333 2004-08-18 Caroline Tice <ctice@apple.com>
7335 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
7336 "-freorder-blocks-and-partition" to the flags used in second
7337 stage of profiledbootstrap.
7338 * bb-reorder.c (push_to_next_round_p): Add new variable,
7339 next_round_is_last; set and use variable to make sure, when
7340 partitioning, that the last trace construction round consists
7341 of all (and only) cold basic blocks.
7342 (rotate_loop): Don't copy blocks that end in a section
7343 crossing jump.
7344 (copy_bb): Correctly initialize "partition" of duplicated bb.
7345 (add_unlikely_executed_notes): Add a comment.
7346 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
7347 to make sure, if function contains hot blocks, that the
7348 successors of ENTRY_BLOCK_PTR are hot; also, only look for
7349 crossing edges if the architecture supports named sections.
7350 (mark_bb_for_unlikely_executed_section): Modify to always
7351 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
7352 the basic block note insn.
7353 (fix_crossing_unconditional_branches): Remove extra space.
7354 (fix_edges_for_rarely_executed_code): Modify to only do
7355 partitioning work if the architecture supports named sections.
7356 (reorder_basic_blocks): Modify to only add
7357 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
7358 supports named sections.
7359 * c-common.c (handle_section_attribute): Initialize new global
7360 variable, user_defined_section_attribute, to true if user has
7361 specified one.
7362 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
7363 forward edges that cross section boundaries.
7364 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
7365 partitioning information if the architecture supports named
7366 sections.
7367 * cfgrtl.c (target.h): Add statement to include this.
7368 (rtl_split_block): Make sure newly created bb gets correct
7369 partition.
7370 (try_redirect_by_replacing_jump): Make sure redirection isn't
7371 attempting to cross section boundaries.
7372 (force_nonfallthru_and_redirect): Only do partition fix up if
7373 architecture supports named sections.
7374 (rtl_split_edge): Make sure newly created bb ends up in
7375 correct partition.
7376 (commit_one_edge_insertion): Remove code that incorrectly
7377 updated basic block partition; Make sure partition fix up only
7378 happens if architecture supports named sections and it's not
7379 already done.
7380 (rtl_verify_flow_info_1): Fix if-condition on test/error
7381 condition that fallthru edges are not allowed to cross section
7382 boundaries.
7383 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
7384 * final.c (final_scan_insn): Remove redundant test from if-statement;
7385 change calls to text_section into calls to function_section; add code
7386 to only to partitioning fix up if architecture supports named
7387 sections.
7388 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
7389 partition.
7390 (if_convert): Add targetm.have_named_sections to test.
7391 * output.h (unlikely_section_label): Extern declaration for new global
7392 variable.
7393 (unlikely_text_section_name): Likewise.
7394 * opts.c (decode_options): If both partitioning and DWARF debugging
7395 are turned on, issue a warning that this doesn't work, and change
7396 partitiong to basic block reordering (without hot/cold partitions).
7397 * passes.c (rest_of_handle_final): Re-set new global variable,
7398 user_defined_section_attribute, to false.
7399 (rest_of_compilation): Change options for calling partitioning
7400 function: Don't call if the user defined the section attribute, and
7401 don't call if DECL_ONE_ONLY is true for the current function.
7402 * predict.c (choose_function_section): Return immediately if we
7403 are doing hot/cold partitioning (i.e. let the basic block partitioning
7404 determine where the function belongs).
7405 * reg-stack.c (emit_swap_insn): Add condition to step over
7406 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
7407 * toplev.c (user_defined_section_attribute): New global variable.
7408 * toplev.h (user_defined_section_attribute): Extern declaration
7409 for new global variable.
7410 * varasm.c (unlikely_section_label): New global variable.
7411 (unlikely_text_section_name): New global variable.
7412 (unlikely_text_section): Add code to initialize
7413 unlikely_text_section_name if necessary; modify to use
7414 unlikely_text_section_name and unlikely_section_label; also to use
7415 named_section properly.
7416 (in_unlikely_text_section): Modify to work correctly with
7417 named_section and to use unlikely_text_section_name.
7418 (named_section): Add code to work properly with cold section.
7419 (function_section): Clean up if-statement.
7420 * config/darwin.c (darwin_asm_named_section): Return to original
7421 code, removing use of SECTION_FORMAT_STRING.
7422 * config/arm/pe.h (switch_to_section): Add case for
7423 in_unlikely_executed_text to switch statement.
7424 * config/i386/cygming.h (switch_to_section): Likewise.
7425 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
7426 (SECTION_FORMAT_STRING): Likewise.
7427 * config/mcore/mcore.h (switch_to_section): Likewise.
7428 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
7429 (SECTION_FORMAT_STRING): Remove.
7431 2004-08-18 Roger Sayle <roger@eyesopen.com>
7433 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
7434 -ffixed-reg safe, by preserving the meanings of zero and one.
7435 (CALL_USED_REGISTERS): Likewise.
7436 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
7438 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
7440 * config/sh/sh.c (split_branches): Check the result of
7441 next_active_insn.
7442 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
7443 Call rtl_register_cfg_hooks.
7445 2004-08-18 Richard Henderson <rth@redhat.com>
7447 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
7448 * alias.c (true_dependence): Update to match new semantics.
7449 (canon_true_dependence, write_dependence_p): Likewise.
7450 (anti_dependence, output_dependence): Update write_dependence_p args.
7451 (unchanging_anti_dependence): Remove.
7452 * calls.c (purge_mem_unchanging_flag): Remove.
7453 (fixup_tail_calls): Don't call it.
7454 (expand_call): Don't add unchanging memory to function usage.
7455 * expr.c (emit_block_move_via_libcall): Likewise.
7456 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
7457 (get_subtarget): Don't use RTX_UNCHANGING_P.
7458 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
7459 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
7460 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
7461 * cse.c (insert): Don't use RTX_UNCHANGING_P.
7462 (cse_insn, canon_hash): Use MEM_READONLY_P.
7463 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
7464 instead of RTX_UNCHANGING_P.
7465 * explow.c (maybe_set_unchanging): Remove.
7466 * expr.h (maybe_set_unchanging): Remove.
7467 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
7468 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
7469 (assign_parm_setup_reg, expand_function_start): Likewise.
7470 * integrate.c (copy_rtx_and_substitute): Likewise.
7471 * ra-rewrite.c (emit_colors): Likewise.
7472 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
7473 (fixup_match_1): Likewise.
7474 * reload1.c (reload, alter_reg): Likewise.
7475 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
7476 not RTX_UNCHANGING_P.
7477 (equiv_init_varies_p): Likewise.
7478 * loop-invariant.c (check_maybe_invariant): Likewise.
7479 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
7480 * loop.c (note_addr_stored): Likewise.
7481 (prescan_loop): Likewise. Don't check function usage for clobbered
7482 unchanging memory.
7483 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
7484 not RTX_UNCHANGING_P.
7485 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
7486 * varasm.c (force_const_mem): Likewise.
7487 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
7488 * web.c (entry_register): Likewise.
7489 * tree-gimple.h (get_base_address): Move decl ...
7490 * tree.h: ... here.
7491 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
7493 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
7494 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
7495 (alpha_set_memflags): Update to match.
7497 * config/darwin.c (machopic_indirect_data_reference): Set
7498 MEM_READONLY_P instead of RTX_UNCHANGING_P.
7499 (machopic_indirect_call_target): Likewise.
7500 (machopic_legitimize_pic_address): Likewise.
7501 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
7502 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
7503 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
7504 * config/frv/frv.md (symGOT2reg): Likewise.
7505 * config/i386/i386.c (legitimize_pic_address,
7506 legitimize_tls_address, ix86_split_to_parts): Likewise.
7507 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
7508 * config/ia64/ia64.md (load_fptr): Likewise.
7509 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
7510 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
7511 * config/mcore/mcore.c (block_move_sequence): Likewise.
7512 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
7513 * config/pa/pa.c (legitimize_pic_address): Likewise.
7514 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
7515 (rs6000_emit_move): Likewise.
7516 * config/s390/s390.c (legitimize_pic_address): Likewise.
7517 (legitimize_tls_address): Likewise.
7518 * config/s390/s390.md (casesi): Likewise.
7519 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
7520 * config/sh/sh.md (symGOT2reg): Likewise.
7521 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
7522 * config/v850/v850.md (casesi): Likewise.
7524 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
7525 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
7526 * config/mips/mips.c (mips_restore_gp): Likewise.
7527 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
7528 * config/sh/sh.c (sh_reorg): Likewise.
7530 2004-08-18 Richard Henderson <rth@redhat.com>
7532 * tree.h (struct tree_decl): Add gimple_formal_temp.
7533 (DECL_GIMPLE_FORMAL_TEMP_P): New.
7534 * gimplify.c (pop_gimplify_context): Clear it.
7535 (lookup_tmp_var): Set it, if is_formal.
7536 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
7537 Use is_gimple_val for VECTOR. Simplify return value.
7538 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
7539 (gimplify_expr): Likewise.
7540 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
7541 is_gimple_tmp_rhs for clarity. Update all callers.
7542 (is_gimple_reg_rhs): Simplify logic.
7543 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
7544 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
7545 (is_gimple_formal_tmp_reg): Similarly.
7546 * tree-gimple.h: Update decls.
7547 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
7548 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
7549 * tree-ssa-live.c (var_union, type_var_init): Likewise.
7551 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
7553 * c4x.c (legitimize_operands): Remove calls to
7554 preserve_subexpressions_p.
7556 2004-08-18 David Edelsohn <edelsohn@gnu.org>
7558 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
7559 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
7561 2004-08-18 Ziemowit Laski <zlaski@apple.com>
7563 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
7564 Objective-C++ extensions.
7565 * gengtype.c (get_file_basename): Match entire subdirectory name
7566 ('cp', 'objc', 'objcp') rather than just its suffix.
7567 (get_base_file_bitmap): Allow for files to belong to more than one
7568 language.
7569 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
7570 used by more than one front-end.
7572 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
7574 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
7575 avoid use of preserve_subexpressions_p.
7577 2004-08-17 Richard Henderson <rth@redhat.com>
7579 PR 17051
7580 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
7582 2004-08-17 DJ Delorie <dj@redhat.com>
7584 * doc/extend.texi: Document new xstormy16 attribute.
7586 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
7587 (xstormy16_splittable_below100_or_register): New.
7588 (combine_bnp): New.
7589 (xstormy16_reorg): New.
7590 (TARGET_MACHINE_DEPENDENT_REORG): Define.
7592 * config/stormy16/stormy16.md (movqi_internal): Make name public.
7593 (movhi_internal): Likewise.
7594 (cbhranchhi): Likewise.
7595 (cbhranchhi_neg): Likewise.
7596 (andhi3): Only allow splittable below100 operands.
7597 (iorhi3): Likewise.
7598 (peephole2): New and/zero_extend->and peephole.
7599 (peephole2): New load/ior/save->set1 peephole.
7600 (peephole2): New load/and/save->clr1 peephole.
7601 (bclrx, bclrx2, bclr7, bclr15): New.
7602 (bsetx, bsetx2, bset7, bset15): New.
7604 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
7605 liberal about acceptable 'B' masks.
7607 * config/stormy16/stormy16-protos.h
7608 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
7609 xstormy16_below100_operand, xstormy16_below100_or_register,
7610 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
7611 (PREDICATE_CODES): Add new predicates.
7613 * config/stormy16/stormy16.c
7614 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
7615 xstormy16_below100_operand, xstormy16_below100_or_register,
7616 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
7617 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
7618 (xstormy16_legitimate_address_p): Allow below100 symbols.
7619 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
7620 (xstormy16_expand_move): Leave below100 operands as-is.
7621 (xstormy16_encode_section_info): Encode below100 symbols.
7622 (xstormy16_strip_name_encoding): New.
7623 (xstormy16_print_operand): Print 'b' as shift mask.
7624 (xstormy16_attribute_table): Add below100 attributes.
7625 (xstormy16_handle_below100_attribute): New.
7627 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
7628 (XSTORMY16_SECTION_FUNCTION): New.
7629 (EXTRA_SECTION_FUNCTIONS): Define using the above.
7630 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
7631 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
7632 (ASM_OUTPUT_LABELREF): Define.
7634 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
7635 (movhi_internal): Add below100 support.
7636 (andhi3): Add below100 support.
7637 (iorhi3): Add below100 support.
7638 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
7640 2004-08-17 James E Wilson <wilson@specifixinc.com>
7642 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
7643 of VOIDmode for comparison code mode.
7644 * config/mips/mips.md: For conditional move patterns, use mode of
7645 first compare operand for comparison mode, instead of VOIDmode.
7647 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
7648 normal and -ffast-math code.
7650 2004-08-17 Mark Mitchell <mark@codesourcery.com>
7652 PR c++/15871
7653 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
7655 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
7657 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
7659 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
7661 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
7662 for non Darwin targets.
7663 (*call_value_nonlocal_darwin64): Likewise.
7665 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
7667 * config/rs6000/rs6000.c (rs6000_function_value): Check for
7668 altivec mode for altivec return register.
7670 2004-08-17 David Edelsohn <edelsohn@gnu.org>
7672 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
7673 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
7674 * config/rs6000/rs6000.md: Include darwin.md.
7675 (builtin_setjmp_receiver): Add DImode case.
7676 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
7677 Darwin bits.
7679 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
7681 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
7682 trees.
7683 * tree-vectorizer.h: New File: Same.
7684 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
7685 * common.opt (ftree-vectorize): New flag to enable vectorization.
7686 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
7687 vectorization pass.
7688 * tree-data-ref.h (init_data_ref): Additional argument.
7689 (array_base_name_differ_p): Moved to tree-data-ref.c.
7690 * tree-data-ref.c (array_base_name_differ_p): Revised.
7691 (initialize_data_dependence_relation): Call array_base_name_differ_p
7692 with an extra argument.
7693 (analyze_all_data_dependences): Same.
7694 (init_data_ref): Additional argument is_read to set DR_IS_READ.
7695 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
7696 file.
7697 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
7698 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
7699 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
7700 vectorization pass.
7701 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
7702 (tree_ssa_loop_done): Call scev_finalize.
7703 (tree_vectorize): Define the new vectorization pass.
7704 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
7705 size of the vector they support (until support for multiple vector
7706 sizes is added to the vectorizer).
7707 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
7708 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
7709 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
7710 documentation.
7712 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
7714 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
7715 usage.
7716 (generate_protocol_list, handle_impent): Likewise.
7718 2004-08-17 Roger Sayle <roger@eyesopen.com>
7720 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
7721 ensure that call_used_regs is a superset of both fixed_regs and
7722 call_really_used_regs.
7724 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
7726 PR target/17019
7727 * arm.md (addsi3_cbranch_scratch): Correct case labels.
7729 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
7731 PR middle-end/17036
7732 * fold-const.c (fold): Check for integer operand when
7733 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
7734 Pinski <pinskia@physics.uc.edu>.
7736 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
7738 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
7739 No need to check if in a cross configuration.
7740 * configure: Regenerate.
7742 * calls.c (precompute_register_parameters):
7743 Inline preserve_subexpressions_p ().
7744 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
7745 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
7746 Likewise.
7747 * expr.c (get_subtarget): Likewise.
7748 * rtl.h (preserve_subexpressions_p): Remove.
7749 * stmt.c (preserve_subexpressions_p): Remove.
7751 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
7752 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
7753 Abort on gimplified cases.
7755 2004-08-16 James E Wilson <wilson@specifixinc.com>
7757 * tree.h (VECTOR_FLOAT_TYPE_P): New.
7758 (FLOAT_TYPE_P): Use it.
7759 * c-typeck.c (build_binary_op): After convert calls, check for
7760 check for ERROR_MARK operands.
7762 2004-08-16 Zack Weinberg <zack@codesourcery.com>
7764 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
7765 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
7766 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
7767 (genobjs static pattern rule): Remove %.c dependency.
7768 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
7769 Rename rules; delete commands; fix dependencies.
7770 (mostlyclean): Do not delete temporary source copies.
7771 * configure.ac: Delete all references to BUILD_PREFIX and
7772 BUILD_PREFIX_1.
7773 * configure: Regenerate.
7775 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
7776 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
7777 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
7778 with #ifndef GENERATOR_FILE so that nothing from those headers
7779 is used.
7781 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
7783 2004-08-16 Adam Nemet <anemet@lnxw.com>
7785 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
7787 2004-08-16 Andrew Pinski <apinski@apple.com>
7789 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
7790 extraneous semicolon.
7792 2004-08-16 Devang Patel <dpatel@apple.com>
7794 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
7795 * print-tree.c (print_node): Print DECL_PRESERVE_P.
7796 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
7797 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
7798 * target.h (struct gcc_target): New member, mark_decl_preserved.
7799 * hooks.c (hook_void_charptr): Rename to ...
7800 (hook_void_constcharptr): ... new name.
7801 * hooks.h (hook_void_charptr): Rename to ..
7802 (hook_void_constcharptr): ... new name.
7803 * tree.h (DECL_PRESERVE_P): New #define.
7804 (struct tree_decl): New member, preserve_flag.
7805 * varasm.c (assemble_start_function): Mark decl preserved.
7806 (assemble_variable): Same.
7807 * darwin.c (darwin_mark_decl_preserved): New function.
7808 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
7809 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
7810 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
7812 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
7814 * c-decl.c (grokdeclarator): Allow for function definition where
7815 innermost declarator has attributes.
7817 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
7819 * except.c (get_exception_filter, build_post_landing_pads,
7820 dw2_build_landing_pads): Use target-specific mode for 'filter'.
7821 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
7822 * target.h (eh_return_filter_mode): New field added.
7823 * targhooks.c (default_eh_return_filter_mode): Defined.
7824 * targhooks.h (default_eh_return_filter_mode): Declared.
7825 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
7827 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
7829 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
7830 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
7831 * configure: Regenerate.
7833 2004-08-16 Stan Shebs <shebs@apple.com>
7835 Basic support for 64-bit Darwin.
7836 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
7837 (machopic_legitimize_pic_address): Similarly, plus use Pmode
7838 instead of SImode.
7839 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
7840 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
7841 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
7842 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
7843 (PROCESSOR_DEFAULT64): Define.
7844 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
7845 Darwin.
7846 * config/rs6000/rs6000.md: Include darwin.md.
7847 (builtin_setjmp_receiver): Add DImode case.
7848 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
7849 Darwin.
7850 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
7851 (rs6000_emit_move): Add DImode case to Darwin bits.
7852 (machopic_output_stub): Use .quad if 64-bit.
7853 * invoke.texi: Document -m32 and -m64.
7855 2004-08-16 Janis Johnson <janis187@us.ibm.com>
7857 * doc/extend.texi (AltiVec builtins): Document additional differences
7858 from the Motorola AltiVec PIM.
7860 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
7862 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
7863 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
7864 (struct tree_common): Update public_flag documentation.
7866 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
7868 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7869 Check for artificial variables, not is_gimple_tmp_var.
7870 * tree-ssa-live.c (var_union): Likewise.
7872 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
7874 * calls.c (load_register_parameters): Remove spurious FIXME token.
7876 2004-08-15 Ziemowit Laski <zlaski@apple.com>
7878 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
7879 (c-lang.o): Depend on c-objc-common.h.
7880 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
7881 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
7882 * c-lang.c: Include c-objc-common.h.
7883 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
7884 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
7885 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
7886 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
7887 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
7888 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
7889 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
7890 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
7891 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
7892 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7893 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
7894 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
7895 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7896 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
7897 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
7898 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7899 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
7900 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
7901 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
7902 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
7903 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
7904 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
7905 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
7906 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
7907 Move to c-objc-common.h.
7908 * c-objc-common.c: Include c-objc-common.h.
7909 * c-objc-common.h: New file.
7911 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
7912 Andrew Pinski <pinskia@physics.uc.edu>
7914 PR target/14931
7915 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
7916 style.
7918 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
7920 * tree.h (build_int_cst): New.
7921 (build_int_2): Remove.
7922 * tree.c (build_int_2): Remove.
7923 (build_int_cst): New.
7924 (make_vector_type, build_common_tree_nodes,
7925 build_common_tree_nodes_2): Use build_int_cst.
7926 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
7927 expand_builtin_strpbrk, expand_builtin_fputs,
7928 build_string_literal, expand_builtin_printf,
7929 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
7930 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
7931 fold_builtin_isdigit, simplify_builtin_strstr,
7932 simplify_builtin_strpbrk, fold_builtin_fputs,
7933 simplify_builtin_sprintf): Use build_int_cst.
7934 * c-common.c (start_fname_decls, fix_string_type,
7935 c_common_nodes_and_builtins, c_init_attributes,
7936 shorten_compare): Likewise.
7937 * c-decl.c (complete_array_type,
7938 check_bitfield_type_and_width): Likewise.
7939 * c-lex.c (interpret_integer, lex_charconst): Likewise.
7940 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
7941 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7942 * c-typeck.c (really_start_incremental_init, push_init_level,
7943 set_nonincremental_init_from_string): Likewise.
7944 * calls.c (load_register_parameters): Likewise.
7945 * convert.c (convert_to_pointer): Likewise.
7946 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
7947 build_fn_info_type, build_ctr_info_value, build_gcov_info):
7948 Likewise.
7949 * except.c (init_eh, assign_filter_values, assign_filter_values):
7950 Likewise.
7951 * expmed.c (store_fixed_bit_field, extract_bit_field,
7952 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
7953 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
7954 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
7955 * expr.c (convert_move, emit_group_load, emit_group_store,
7956 expand_assignment, store_constructor, store_field,
7957 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
7958 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
7959 invert_truthvalue, optimize_bit_field_compare,
7960 decode_field_reference, all_ones_mask_p, constant_boolean_node,
7961 fold_div_compare, fold, fold_read_from_constant_string,
7962 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7963 * function.c (assign_parm_setup_block): Likewise.
7964 * stmt.c (shift_return_value, expand_end_case_type,
7965 estimate_case_costs): Likewise.
7966 * stor-layout.c (layout_type, initialize_sizetypes,
7967 set_min_and_max_values_for_integral_type): Likewise.
7968 * tree-chrec.c (chrec_fold_multiply_poly_poly,
7969 reset_evolution_in_loop): Likewise.
7970 * tree-chrec.h (build_polynomial_chrec): Likewise.
7971 * tree-complex.c (build_replicated_const): Likewise.
7972 * tree-eh.c (honor_protect_cleanup_actions,
7973 lower_try_finally_onedest, lower_try_finally_copy,
7974 lower_try_finally_switch): Likewise.
7975 * tree-mudflap.c (mf_build_string, mx_register_decls,
7976 mudflap_register_call, mudflap_enqueue_constant): Likewise.
7977 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
7978 * tree-pretty-print.c (dump_generic_node): Likewise.
7979 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
7980 Likewise.
7981 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
7982 * tree-ssa-loop-niter.c (number_of_iterations_cond,
7983 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
7984 Likewise.
7986 * config/alpha/alpha.c (alpha_initialize_trampoline,
7987 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
7988 * config/arm/arm.c (arm_get_cookie_size): Likewise.
7989 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7990 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7991 * config/i860/i860.c (i860_va_start): Likewise.
7992 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
7993 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
7994 mips_gimplify_va_arg_expr): Likewise.
7995 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7996 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
7997 add_compiler_branch_island): Likewise.
7998 * config/s390/s390.c (s390_va_start): Likewise.
7999 * config/sh/sh.c (sh_va_start): Likewise.
8000 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
8001 Likewise.
8002 * config/xtensa/xtensa.c (xtensa_va_start,
8003 xtensa_gimplify_va_arg_expr): Likewise.
8005 * objc/objc-act.c (build_objc_string_object,
8006 build_objc_symtab_template, init_def_list, init_objc_symtab,
8007 init_module_descriptor, generate_static_references,
8008 build_selector_translation_table, get_proto_encoding,
8009 build_typed_selector_reference, build_selector_reference,
8010 build_next_objc_exception_stuff,
8011 build_method_prototype_list_template, generate_descriptor_table,
8012 generate_protocols, build_protocol_initializer,
8013 build_ivar_list_template, build_method_list_template,
8014 build_ivar_list_initializer, generate_ivars_list,
8015 generate_dispatch_table, generate_protocol_list,
8016 build_category_initializer, build_shared_structure_initializer,
8017 generate_shared_structures, handle_impent,
8018 generate_objc_image_info): Use build_int_cst.
8020 2004-08-15 Ben Elliston <bje@au.ibm.com>
8022 * vec.h: Comment improvements.
8024 2004-08-14 Roger Sayle <roger@eyesopen.com>
8026 * c-common.c (shorten_compare, pointer_int_sum,
8027 c_common_truthvalue_conversion, boolean_increment): Replace calls
8028 to build with calls to buildN.
8029 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
8030 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
8031 gimplify_switch_stmt): Likewise.
8032 * c-typeck.c (default_function_array_conversion,
8033 build_component_ref, build_array_ref, build_function_call,
8034 pointer_diff, build_unary_op, build_conditional_expr,
8035 build_compound_expr, build_modify_expr, c_finish_goto_label,
8036 c_finish_goto_ptr, c_finish_return, c_finish_loop,
8037 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
8038 build_binary_op): Likewise.
8040 2004-08-15 Steven Bosscher <stevenb@suse.de>
8042 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
8044 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8046 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
8047 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
8048 * fixinc/fixincl.x: Rebuilt.
8050 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
8052 * config/mips/mips-protos.h (mips_symbolic_constant_p)
8053 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
8054 (mips_small_data_pattern_p): Declare.
8055 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
8056 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
8057 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
8058 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
8059 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
8060 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
8061 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
8062 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
8063 (pc_or_label_operand, call_insn_operand, move_operand)
8064 (consttable_operand, symbolic_operand, general_symbolic_operand)
8065 (global_got_operand, local_got_operand, stack_operand)
8066 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
8067 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
8068 (mips_small_data_pattern_p): Replace previous small_data_pattern
8069 predicate. Turn into a bool () (rtx) function.
8070 * config/mips/predicates.md: New file.
8071 * config/mips/mips.md: Include it. Use the target-independent
8072 comparison_operator instead of cmp_op. Rename trap_cmp_op to
8073 trap_comparison_operator and equality_op to equality_operator.
8074 Replace uses of small_int with the equivalent const_arith_operand.
8075 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
8076 const_float_1_operand to const_1_operand. Rename fcc_register_operand
8077 to fcc_reload_operand.
8078 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
8080 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8082 PR libstdc++/17005 partial fix.
8083 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
8084 except when generating ANSI/C89 code.
8086 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
8088 * c-common.c (shorten_compare): Use force_fit_type directly.
8090 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
8091 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
8092 Dave Korn <dk@artimi.com>
8094 * doc/install.texi (Building): Avoid duplicate reference to GNU
8095 make requirement.
8096 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
8098 2004-08-14 Richard Henderson <rth@redhat.com>
8100 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
8101 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
8103 2004-08-13 Richard Henderson <rth@redhat.com>
8105 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
8106 for constant_call_address_operand.
8107 (call_value_pop_1, call_value_1): Likewise.
8108 (sibcall_value_1, call_value_1_rex64): Likewise.
8110 2004-08-13 James E Wilson <wilson@specifixinc.com>
8112 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
8113 Correct mode from SFmode to DFmode.
8115 2004-08-13 Ziemowit Laski <zlaski@apple.com>
8117 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
8118 __cstring_object and __image_info sections with the no_dead_strip
8119 attribute.
8121 2004-08-13 Roger Sayle <roger@eyesopen.com>
8122 David Billinghurst <David.Billinghurst@riotinto.com>
8124 PR libgfortran/15930
8125 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
8126 * fixinc/fixincl.x: Regenerate.
8127 * fixinc/tests/base/internal/math_core.h: New file.
8129 2004-08-13 Richard Henderson <rth@redhat.com>
8131 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
8132 (dbxout_function_end): Remove ifdefs for it.
8133 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
8135 2004-08-13 Richard Henderson <rth@redhat.com>
8137 * Makefile.in (insn-preds.o): Depend on TREE_H.
8138 * genpreds.c (write_insn_preds_c): Include tree.h.
8139 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
8140 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
8141 const48_operand, and_operand, or_operand, mode_width_operand,
8142 mode_mask_operand, mul8_operand, const0_operand,
8143 hard_fp_register_operand, hard_int_register_operand,
8144 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
8145 samegp_function_operand, direct_call_operand, small_symbolic_operand,
8146 global_symbolic_operand, call_operand, symbolic_operand,
8147 dtp16_symbolic_operand, dtp32_symbolic_operand,
8148 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
8149 gottp_symbolic_operand, alpha_comparison_operator,
8150 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
8151 signed_comparison_operator, alpha_fp_comparison_operator,
8152 divmod_operator, fix_operator, aligned_memory_operand,
8153 unaligned_memory_operand, reg_or_unaligned_mem_operand,
8154 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
8155 reg_no_subreg_operand, addition_operation): Move to predicates.md.
8156 (reg_or_const_int_operand): Remove. Replace all users with
8157 reg_or_cint_operand.
8158 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
8159 (resolve_reload_operand): Split out of aligned_memory_operand.
8160 * config/alpha/alpha-protos.h: Update for exports.
8161 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
8162 * config/alpha/alpha.md: Include predicates.md.
8163 * config/alpha/predicates.md: New file.
8165 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
8167 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
8168 fields with a pointer to the instruction definition.
8169 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
8170 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
8171 (write_attr_case, write_const_num_delay_slots): Update accordingly.
8172 (write_attr_case, write_const_num_delay_slots): Write the name of
8173 an insn next to its case statement.
8174 * genoutput.c (data): Add a filename field.
8175 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
8176 (output_insn_data): Print the location of each insn definition.
8177 * genrecog.c (write_action): Print the name of an insn above
8178 the statement that returns its code.
8180 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
8182 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
8183 * config/libgloss.h: Likewise.
8184 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
8185 * c4x/c4x-modes.def: Likewise.
8186 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
8187 (c4x_rptb_nop_p): Likewise.
8188 (c4x_rptb_valid_p): Likewise.
8189 (c4x_rptb_insert): Likewise.
8190 (c4x_address_conflict): Likewise.
8191 * config/c4x/c4x.md: Likewise.
8192 * config/frv/frv.md: Likewise.
8193 * config/i386/athlon.md: Likewise.
8194 * config/i386/i386.md: Likewise.
8195 * config/i386/predicates.md: Likewise.
8196 * config/ia64/ia64.c: Likewise.
8197 * config/ia64/itanium1.md: Likewise.
8198 * config/ia64/itanium2.md: Likewise.
8199 * config/iq2000/iq2000.md: Likewise.
8200 * config/mcore/mcore.c: Likewise.
8201 * config/mips/mips.c: Likewise.
8202 * config/mips/r3900.h: Likewise.
8203 * config/mips/sb1.md: Likewise.
8204 * config/pa/milli64.S: Likewise.
8205 * config/pa/pa.c: Likewise.
8206 * config/pa/pa.h: Likewise.
8207 * config/rs6000/8540.md: Likewise.
8209 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
8211 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
8213 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
8215 * sh.md (cbranch define_delay) Use cond_delay_slot for
8216 non-anulled condition too.
8218 2004-08-12 David Edelsohn <edelsohn@gnu.org>
8220 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
8221 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8222 any_parallel_operand, lmw_operation, stmw_operation,
8223 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
8224 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
8225 any_parallel_operand.
8226 (return_and_restore_fpregs_{si,di}): Same.
8228 2004-08-12 Zack Weinberg <zack@codesourcery.com>
8230 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
8231 if pred->singleton != PARALLEL, issue a warning and pretend it was.
8232 Also issue a warning for any predicate we don't know about.
8234 2004-08-12 Richard Henderson <rth@redhat.com>
8236 * config/i386/i386.c (internal_label_prefix): Export.
8237 (internal_label_prefix_len, struct ix86_address,
8238 ix86_decompose_address, maybe_get_pool_constant,
8239 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
8240 memory_address_length): Export.
8241 (any_fp_register_operand, fp_register_operand,
8242 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
8243 x86_64_general_operand, x86_64_szext_general_operand,
8244 x86_64_nonmemory_operand, x86_64_movabs_operand,
8245 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
8246 x86_64_zext_immediate_operand, const_int_1_31_operand,
8247 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
8248 tls_symbolic_operand, global_dynamic_symbolic_operand,
8249 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
8250 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
8251 constant_call_address_operand, const0_operand, const1_operand,
8252 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
8253 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
8254 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
8255 general_no_elim_operand, nonmemory_no_elim_operand,
8256 index_register_operand, q_regs_operand, flags_reg_operand,
8257 non_q_regs_operand, zero_extended_scalar_load_operand,
8258 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
8259 ix86_comparison_operator, ix86_carry_flag_operator,
8260 fcmov_comparison_operator, promotable_binary_operator,
8261 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
8262 mult_operator, div_operator, arith_or_logical_operator,
8263 memory_displacement_operand, cmpsi_operand, long_memory_operand,
8264 aligned_operand): Move to predicates.md as define_predicates.
8265 (tls_symbolic_operand_1): Remove.
8266 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
8267 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
8268 (legitimize_address): Merge tls_symbolic_operand contents.
8269 (ix86_expand_move): Likewise.
8270 * config/i386/i386-protos.h: Update for exports.
8271 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
8272 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
8273 * config/i386/i386.md: Include predicates.md.
8274 * config/i386/predicates.md: New file.
8276 2004-08-13 Mark Mitchell <mark@codesourcery.com>
8278 PR c++/16924
8279 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
8280 SYMBOL_REF_DECL.
8281 (i386_pe_mark_dllimport): Likewise.
8282 (i386_pe_encode_section_info): Likewise, when overriding
8283 dllimport attribute.
8285 2004-08-12 Geoffrey Keating <geoffk@apple.com>
8287 * configure.ac: When testing for flex, nm, ar, and bison, check
8288 that they will actually be built.
8289 * configure: Regenerate.
8291 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
8293 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
8294 (MOVE_MAX_PIECES): Define.
8296 2004-08-12 Devang patel <dpatel@apple.com>
8298 * dbxout.c (dbxout_begin_prologue): New function.
8299 (dbx_debug_hooks): Use new begin prologue hook.
8300 (dbxout_function_end): Emit N_ENSYM.
8301 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
8303 2004-08-12 Janis Johnson <janis187@us.ibm.com>
8305 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
8306 argument is float*.
8308 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
8309 for vec_dss.
8311 * doc/extend.texi (AltiVec builtins): Fix description for recent
8312 changes. Update operation list to match current support.
8314 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8316 * config/s390/s390.c (struct s390_frame_layout): New struct as element
8317 of struct machine_function.
8318 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
8319 changed all uses.
8320 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
8321 changed all uses.
8322 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
8323 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
8324 (s390_frame_area, s390_register_info): New functions.
8325 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
8326 for base register.
8327 (s390_return_addr_rtx, s390_return_address_offset)
8328 (s390_va_start, s390_gimplify_va_arg)
8329 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
8330 layouts.
8331 (s390_frame_info): Functionality partly moved to s390_register_info.
8332 Made adaptions for new stack layout.
8333 (save_gprs, restore_gprs): Changed meaning of second parameter and
8334 adapted all callers.
8336 * config/s390/s390.h (s390_backchain_string): New global variable.
8337 (MASK_BACKCHAIN): Removed definition.
8338 (TARGET_BACKCHAIN): Changed check.
8339 (TARGET_KERNEL_BACKCHAIN): New macro.
8340 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
8341 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
8342 "kernel-backchain".
8343 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
8345 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
8346 as condition. Adjusted for new stack layout.
8348 * doc/invoke.texi: Added documentation for new option
8349 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
8350 "-mno-backchain".
8352 2004-08-12 Paul Brook <paul@codesourcery.com>
8354 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
8355 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
8357 2004-08-12 David Daney <ddaney@avtrex.com>
8359 * java/gcj.texi: Add subsection on signal usage.
8361 2004-08-12 David Edelsohn <edelsohn@gnu.org>
8363 * expr.c (move_by_pieces): Set alignment for move to minimum of
8364 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
8365 alignment, but not less than the original alignment.
8366 (move_by_pieces_ninsns): Same.
8367 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
8368 (store_by_pieces_1): Same.
8370 2004-08-12 Diego Novillo <dnovillo@redhat.com>
8372 PR tree-optimization/16867
8373 * tree.c (is_global_var): New function.
8374 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
8375 Call is_global_var.
8376 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
8377 Update all users.
8378 (is_global_var): Declare.
8379 * tree-dfa.c (dump_variable): Display global and addressable
8380 attributes.
8381 (add_referenced_var): Clarify documentation when marking
8382 variables call-clobbered.
8383 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
8384 instead of needs_to_live_in_memory.
8385 (mark_call_clobbered): If the variable is a tag, mark it
8386 DECL_EXTERNAL.
8387 * tree-gimple.c (is_gimple_reg): Don't check for
8388 TREE_ADDRESSABLE.
8389 (is_gimple_non_addressable): Likewise.
8390 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
8391 needs to be marked call-clobbered.
8392 (setup_pointers_and_addressables): Call is_global_var instead
8393 of needs_to_live_in_memory.
8394 * tree-ssa-dce.c (need_to_preserve_store): Remove.
8395 Update all users with is_global_var.
8396 (mark_stmt_if_obviously_necessary): Fix processing of aliased
8397 stores. Don't check the virtual definitions. Rather, check
8398 whether the store is going into global memory.
8399 (find_obviously_necessary_stmts): Get the symbol from the PHI
8400 result.
8401 * tree-ssa-operands.c (get_call_expr_operands): Do not add
8402 clobbering may-defs if the call does not have side effects.
8404 2004-08-12 Jakub Jelinek <jakub@redhat.com>
8406 PR c++/16276
8407 * output.h (default_function_rodata_section,
8408 default_no_function_rodata_section): New prototypes.
8409 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
8410 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
8411 (TARGET_ASM_OUT): Add it.
8412 * varasm.c (default_function_rodata_section,
8413 default_no_function_rodata_section): New functions.
8414 * final.c (final_scan_insn): Call
8415 targetm.asm_out.function_rodata_section instead of
8416 readonly_data_section.
8417 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
8418 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8419 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8420 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8421 Likewise.
8422 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8423 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8424 Likewise.
8425 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8426 Likewise.
8427 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8428 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8429 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
8431 2004-08-12 Paul Brook <paul@codesourcery.com>
8433 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
8434 frame info.
8435 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
8436 DWARF2_UNWIND_INFO.
8438 2004-08-12 Ben Elliston <bje@au.ibm.com>
8440 PR target/16286
8441 * config/rs6000/altivec.h: Change vector to __vector throughout.
8442 (Except for the `vector' macro itself).
8444 2004-08-12 Zack Weinberg <zack@codesourcery.com>
8446 * genpreds.c: Add capability to generate predicate bodies as
8447 well as function prototypes. Write function prototypes for
8448 the generic predicates too.
8449 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
8450 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
8451 (write_match_code, write_predicate_expr, write_one_predicate_function)
8452 (parse_option): New functions.
8453 (output_predicate_decls): Delete.
8454 (main): Read the machine description, process DEFINE_PREDICATE or
8455 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
8456 as appropriate.
8458 * genrecog.c (struct decision_test): Replace index with
8459 struct pred_data pointer.
8460 (next_index): Remove, unused.
8461 (pred_table, preds, special_mode_pred_table): Delete.
8462 (compute_predicate_codes, process_define_predicate): New functions.
8463 (validate_pattern, add_to_sequence, write_switch): Update for
8464 new data structures.
8465 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
8466 Check both error_count and have_error.
8468 * gensupport.c (in_fname, first_predicate): New globals.
8469 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
8470 (predicate_table, last_predicate, old_pred_table)
8471 (old_special_pred_table): New statics.
8472 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
8473 (add_predicate, init_predicate_table): New functions.
8474 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
8475 (init_md_reader_args_cb): Use the global in_fname. No need to zero
8476 it or max_include_len. Call init_predicate_table.
8477 (read_rtx): Run the predicate queue after the attribute queue
8478 but before all the others.
8479 * gensupport.h (in_fname, struct pred_data, first_predicate)
8480 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
8481 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
8482 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
8483 * dummy-conditions.c: Don't include bconfig.h, system.h,
8484 coretypes.h, tm.h, or system.h. Do include stddef.h.
8485 Duplicate declaration of struct c_test from gensupport.h.
8487 * Makefile.in (OBJS-common): Add insn-preds.o.
8488 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
8489 (insn-preds.c, insn-preds.o): New rules.
8490 (s-preds): Also generate insn-preds.c.
8491 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
8492 Update dependencies.
8493 (print-rtl.o, print-rtl1.o): Correct dependencies.
8495 * recog.h: Delete prototypes of predicate functions.
8497 * doc/md.texi (Predicates): New section with complete
8498 documentation of operand/operator predicates. Remove some
8499 incomplete documentation of predicates from other places.
8500 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
8501 PREDICATE_CODES; indicate that both are deprecated in favor
8502 of define_predicate/define_special_predicate.
8504 * config/ia64/ia64.c: All predicate function definitions moved
8505 to ia64.md, except
8506 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
8507 (ia64_expand_load_address, ia64_expand_move):
8508 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
8510 * config/ia64/ia64.md: All predicates now defined here.
8511 (symbolic_operand): Is now a special predicate.
8513 * config/ia64/ia64.h: Declare ia64_section_threshold.
8514 (PREDICATE_CODES): Delete.
8516 2004-08-12 Richard Henderson <rth@redhat.com>
8518 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
8519 * c-semantics.c (add_stmt): Set it.
8520 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
8521 before instantiating a variable sized type.
8523 2004-08-12 Richard Henderson <rth@redhat.com>
8525 * stor-layout.c (round_up, round_down): Move ...
8526 * fold-const.c (round_up, round_down): ... here. Use
8527 multiple_of_p to avoid any arithmetic at all.
8529 2004-08-12 Richard Henderson <rth@redhat.com>
8531 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
8532 (gimplify_init_ctor_preeval_1): New.
8533 (gimplify_init_ctor_preeval): New.
8534 (gimplify_init_ctor_eval): New.
8535 (gimplify_init_constructor): Use them. Always gimplify the LHS
8536 object first.
8538 2004-08-12 Ziemowit Laski <zlaski@apple.com>
8540 (This patch is part of merge of objc-improvements-branch
8541 into mainline.)
8543 * doc/frontends.texi: Mention Objective-C++ in addition to
8544 Objective-C.
8545 * doc/install.texi: Add 'obj-c++' to list of configurable
8546 languages.
8547 * doc/invoke.texi: Rename Objective-C option headings to
8548 indicate they also apply to Objective-C++. List file
8549 extensions for Objective-C++ sources. Mention that
8550 ObjC and ObjC++ compilations may also use C and C++ options,
8551 respectively. Point users to doc/standards.texi for
8552 further info on ObjC and ObjC++.
8553 * doc/sourcebuild.texi: Mention the objcp/ directory and
8554 the Objective-C++ sources it contains.
8555 * doc/standards.texi: Update link to Apple ObjC site;
8556 add link to gcc readings.html WWW doc.
8558 2004-08-12 Alan Modra <amodra@bigpond.net.au>
8560 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
8561 and 2004-07-14 changes.
8563 2004-08-12 Paul Brook <paul@codesourcery.com>
8565 * doc/invoke.texi: Fix typo.
8567 2004-08-11 Devang Patel <dpatel@apple.com>
8569 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
8570 and -no_dead_strip_inits_and_terms.
8571 (LINK_SPEC): Same.
8572 * doc/invoke.texi (Darwin Options): Document -dead_strip and
8573 -no_dead_strip_inits_and_terms.
8575 2004-08-11 Paul Brook <paul@codesourcery.com>
8577 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
8578 (arm_load_pic_register): ... to this.
8579 * config/arm/arm.c (arm_finalize_pic): Rename ...
8580 (arm_load_pic_register): ... to this. Always output insns at the
8581 current location. Load via low reg in thumb mode.
8582 (arm_expand_prologue): Call arm_load_pic_register.
8583 (thumb_expand_prologue): Ditto.
8584 * config/arm/arm.h (FINALIZE_PIC): Remove.
8585 * config/arm/arm.md (builtin_setjmp_receiver): Call
8586 arm_load_pic_register.
8588 2004-08-11 Paul Brook <paul@codesourcery.com>
8590 * arm.c (thumb_force_lr_save): Add prototype.
8591 (thumb_compute_save_reg_mask): New function.
8592 (thumb_find_work_register): New function.
8593 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
8594 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
8595 Don't clobber r3 when removing pretend args.
8596 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
8597 (thumb_output_function_prologue): Use new functions.
8598 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
8599 * arm.h (THUMB_REG_PUSHED_P): Remove.
8601 2004-08-11 James E Wilson <wilson@specifixinc.com>
8603 PR rtl-optimization/16490
8604 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
8605 global_live_at_end for new basic block if already set for other blocks.
8607 2004-08-11 David Edelsohn <edelsohn@gnu.org>
8609 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
8611 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
8612 (mfcr rlwinm rlwinm patterns): Set length to 12.
8614 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
8616 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
8617 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
8618 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
8619 (start_ssa_stmt_operands): Delete.
8620 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
8621 struct stmt_operands_d.
8622 (build_ssa_operands): New extern entry point.
8623 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
8624 building code, replace with create_ssa_artficial_load_stmt().
8625 * tree-ssa-operands.c (struct voperands_d): Delete.
8626 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
8627 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
8628 (free_uses, free_defs, free_vuses, free_v_may_defs,
8629 free_v_must_defs): Remove dealloc parameter.
8630 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
8631 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
8632 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
8633 vector comparisons, ssa_name reuse, and allocations here.
8634 (verify_start_operands): Delete.
8635 (finalize_ssa_stmt_operands): Set new operands by calling finalize
8636 routines.
8637 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
8638 (append_def, append_usei): Simplify to simple accumulation.
8639 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
8640 duplicates and simple accumulation.
8641 (free_ssa_operands): Free vectors in a stmt_operand structure.
8642 (build_ssa_operands): New. Create a new stmt_operand structure from
8643 a stmt and an old set of stmt_operands.
8644 (get_stmt_operands): Simplify and call build_ssa_operands.
8645 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
8646 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
8647 add_call_read_ops): Don't pass prev_vops around anymore.
8648 (note_addressable): Return if no stmt annotation.
8649 (copy_virtual_operands): Access v_may_def operands through a struct.
8650 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
8651 hash tables without treating the stmt as a real stmt.
8652 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
8653 v_may_def def and use through a struct instead of 2 array elements.
8654 (struct v_may_def_optype_d): Use v_may_def_operand_type.
8655 (struct stmt_operands_d): New. Struct for storing all operand vectors.
8657 2004-08-11 Nick Clifton <nickc@redhat.com>
8659 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
8660 this funciton's behaviour. Return true when the current function
8661 has a section attribute and -mlong-calls is in effect.
8662 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
8663 short-call marker when -mlong-calls is in effect and the function
8664 has a section attribute.
8666 2004-08-10 Zack Weinberg <zack@codesourcery.com>
8668 * stmt.c (expand_return): If asked to return the RESULT_DECL,
8669 just call expand_value_return on result_rtl.
8671 2004-08-10 Richard Henderson <rth@redhat.com>
8673 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
8674 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
8675 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
8676 (add_location_or_const_value_attribute): ... not here. Use
8677 loc_descriptor_from_tree if possible.
8678 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
8679 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
8680 values specially.
8681 (loc_descriptor_from_tree): New. Update callers.
8682 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
8683 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
8684 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
8685 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
8686 and BUILT_IN_STACK_RESTORE.
8687 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
8688 * stmt.c (expand_stack_alloc): Remove.
8689 * tree-mudflap.c (mx_register_decls): Don't look for
8690 BUILT_IN_STACK_ALLOC.
8691 * tree-nested.c (convert_local_reference): Likewise.
8692 * tree.h (DECL_VALUE_EXPR): New.
8694 2004-08-10 Richard Henderson <rth@redhat.com>
8696 * stor-layout.c (round_up): Check for 0/1 before dividing.
8697 (round_down): Likewise.
8699 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
8701 2004-08-09 Mark Mitchell <mark@codesourcery.com>
8703 * config.gcc (arm*-*-eabi*): New target.
8704 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
8705 (TARGET_LIB_INT_CMP_BIASED): Likewise.
8706 * expmed.c (expand_divmod): Try a two-valued divmod function as a
8707 last resort.
8708 * gthr.h: Remove bogus tokens at end of #pragma.
8709 * optabs.c (expand_twoval_binop_libfunc): New function.
8710 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
8711 (prepare_float_lib_cmp): Try reversing the condition.
8712 (debug_optab_libfuncs): New function.
8713 * optabs.h (expand_twoval_binop_libfunc): Declare.
8714 * config/arm/arm.c (arm_init_libfuncs): New function.
8715 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
8716 (TARGET_INIT_LIBFUNCS): Define it.
8717 * config/arm/arm.h (TARGET_BPABI): New macro.
8718 * config/arm/arm-protos.h
8719 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
8720 * config/arm/bpabi.S: New file.
8721 * config/arm/bpabi.c: Likewise.
8722 * config/arm/bpabi.h: Likewise.
8723 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
8724 (__aeabi_drsub): Likewise.
8725 (__aeabi_dsub): Likewise.
8726 (__aeabi_dadd): Likewise.
8727 (__aeabi_ui2d): Likewise.
8728 (__aeabi_i2d): Likewise.
8729 (__aeabi_f2d): Likewise.
8730 (__aeabi_dmul): Likewise.
8731 (__aeabi_ddiv): Likewise.
8732 (__aeabi_cdrcmple): Likewise.
8733 (__aeabi_cdcmpeq): Likewise.
8734 (__aeabi_cdcmple): Likewise.
8735 (__aeabi_dcmpeq): Likewise.
8736 (__aeabi_dcmplt): Likewise.
8737 (__aeabi_dcmple): Likewise.
8738 (__aeabi_dcmpge): Likewise.
8739 (__aeabi_dcmpgt): Likewise.
8740 (__aeabi_dcmpun): Likewise.
8741 (__aeabi_d2iz): Likewise.
8742 (__aeabi_d2uiz): Likewise.
8743 (__aeabi_d2f): Likewise.
8744 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
8745 (__aeabi_frsub): Likewise.
8746 (__aeabi_fsub): Likewise.
8747 (__aeabi_fadd): Likewise.
8748 (__aeabi_ui2f): Likewise.
8749 (__aeabi_i2f): Likewise.
8750 (__aeabi_fmul): Likewise.
8751 (__aeabi_fdiv): Likewise.
8752 (__aeabi_cfrcmple): Likewise.
8753 (__aeabi_cfcmpeq): Likewise.
8754 (__aeabi_cfcmple): Likewise.
8755 (__aeabi_fcmpeq): Likewise.
8756 (__aeabi_fcmplt): Likewise.
8757 (__aeabi_fcmple): Likewise.
8758 (__aeabi_fcmpge): Likewise.
8759 (__aeabi_fcmpgt): Likewise.
8760 (__aeabi_fcmpun): Likewise.
8761 (__aeabi_f2iz): Likewise.
8762 (__aeabi_f2uiz): Likewise.
8763 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
8764 (__aeabi_uidivmod): New function or alias.
8765 (__aeabi_idivmod): Likewise.
8766 (__aeabi_idiv0): Likewise.
8767 (__aeabi_ldiv0): Likewise.
8768 (__aeabi_llsr): Likewise.
8769 (__aeabi_lasr): Likewise.
8770 (__aeabi_llsl): Likewise.
8771 (bpabi.S): Include it.
8772 * config/arm/libgcc-bpabi.ver: New file.
8773 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
8774 (LINK_SPEC): Remove.
8775 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
8776 __aeabi_ulcmp.
8777 * config/arm/t-bpabi: New file.
8778 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
8779 (TARGET_LIB_INT_CMP_BIASED): Likewise.
8781 2004-08-10 David Edelsohn <edelsohn@gnu.org>
8783 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
8784 * config/rs6000/rs6000.md (clrmemsi): New pattern.
8785 * config/rs6000/rs6000.c (expand_block_clear): New function.
8786 (expand_block_move): Convert alignment to bits. Use SImode and
8787 HImode for unaligned addresses if not STRICT_ALIGNMENT.
8789 2004-08-10 Caroline Tice <ctice@apple.com>
8791 * varasm.c (unlikely_section_label): New global variable.
8792 (unlikely_text_section_name): New global variable.
8793 (text_section): Remove alignment statement.
8794 (unlikely_text_section): Remove alignment statement; use
8795 unlikely_section_label rather than hard-coded string.
8796 (assemble_start_function): Initialize unlikely_section_label and
8797 unlikely_text_section_name; make sure cold section is properly
8798 aligned at start of function; output unlikely_section_label if
8799 appropriate.
8801 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8803 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
8804 * config/s390/s390.c (s390_canonicalize_comparison): New function.
8805 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
8806 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
8807 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
8808 ("*tmqi_mem"): Remove SUBREG from pattern.
8809 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
8810 ("*andsi3_cconly"): Likewise.
8812 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
8814 PR target/16909
8815 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
8817 2004-08-10 Janis Johnson <janis187@us.ibm.com>
8819 * doc/sourcebuild.texi (compat testing): Document available test
8820 framework commands. Use the preferred spelling of DejaGnu.
8822 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
8824 * lambda.h: Add matrix type, and prototypes for remainder of
8825 matrix and vector functions.
8826 (lambda_vector_mult_const): New function.
8827 (lambda_vector_negate): Ditto.
8828 (lambda_vector_add): Ditto.
8829 (lambda_vector_add_mc): Ditto.
8830 (lambda_vector_copy): Ditto.
8831 (lambda_vector_zerop): Ditto.
8832 (lambda_vector_equal): Ditto.
8833 (lambda_vector_min_nz): Ditto.
8834 (lambda_vector_first_nz): Ditto.
8835 (lambda_vector_matrix_mult): Ditto.
8836 * lambda-mat.c: New file.
8837 * Makefile.in (lambda-mat.o): New.
8839 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
8841 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
8842 after linking stmt into the program.
8843 (bsi_remove): Don't call modify_stmt.
8844 * tree-complex.c (update_complex_assignment,
8845 expand_complex_comparison): Call modify_stmt after changing the stmt.
8846 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
8847 removing the stmt.
8848 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
8849 the stmt, and only if needed.
8850 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
8851 expression.
8852 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
8853 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
8854 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
8855 (eliminate_redundant_computations): Don't pass an annotation. Call
8856 modify_stmt rather than setting the annotation directly.
8857 (record_equivalences_from_stmt): Remove unused local 'j'.
8858 (cprop_operand): Take a stmt rather than an annotation as a parameter.
8859 Call modify_stmt.
8860 (cprop_into_stmt): Pass stmt rather than annotation.
8861 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
8862 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
8863 modify_stmt.
8864 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
8866 2004-08-10 Jason Merrill <jason@redhat.com>
8868 PR middle-end/16948
8869 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
8870 the RESULT_DECL.
8872 2004-08-10 Geoffrey Keating <geoffk@apple.com>
8874 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
8875 hash function.
8877 2004-08-10 Roger Sayle <roger@eyesopen.com>
8879 * config/mips/mips.md: New reciprocal square root patterns that
8880 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
8882 2004-08-10 Paul Brook <paul@codesourcery.com>
8884 * config/arm/arm-protos.h (arm_set_return_address,
8885 thumb_set_return_address): Add prototypes.
8886 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
8887 * config/arm/arm.c (arm_compute_func_type,
8888 use_return_insn, arm_compute_save_reg0_reg12_mask,
8889 arm_compute_save_reg_mask, arm_output_function_prologue,
8890 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
8891 current_function_calls_eh_return.
8892 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
8893 old eh code.
8894 (arm_set_return_address, thumb_set_return_address): New functions.
8895 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
8896 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
8897 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
8898 (epilogue): Use the stackadj register.
8899 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
8901 2004-08-10 Jakub Jelinek <jakub@redhat.com>
8903 PR target/3144
8904 * expr.c (move_by_pieces_ninsns): Add max_size argument.
8905 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
8906 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
8907 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
8908 but using MOVE_RATIO.
8909 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
8910 (can_store_by_pieces): Change max_size type to unsigned int.
8911 (store_by_pieces_1): Likewise. Pass max_size to
8912 move_by_pieces_ninsns.
8913 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
8914 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
8915 to move_by_pieces_ninsns.
8916 (STORE_BY_PIECES_P): Define.
8917 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
8918 to move_by_pieces_ninsns.
8919 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
8921 * config/i386/i386.h (CLEAR_RATIO): Define.
8923 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
8925 * expr.c (expand_expr_real_1): Add back code that was not dead.
8927 2004-08-09 Andrew Pinski <apinski@apple.com>
8929 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
8930 which is found to be compatible before returning the aliasing set.
8932 2004-08-09 Daniel Jacobowitz <dan@debian.org>
8934 * ggc-zone.c (struct alloc_zone): Add statistics counters.
8935 (always_collect): New flag.
8936 (ggc_alloc_zone_1): Update statistics support. Don't include
8937 overhead in allocated counter.
8938 (sweep_pages): Update allocated counter for large pages. Don'y
8939 include overhead.
8940 (ggc_collect_1): Always collect.
8941 (ggc_collect): Honor always_collect flag. Sum all zones to decide
8942 whether to collect.
8943 (SCALE, LABEL): New macros.
8944 (ggc_print_statistics): Add statistics support.
8946 2004-08-09 Roger Sayle <roger@eyesopen.com>
8948 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
8949 (init_expmed): Fix potential overrun problem with "all.reg".
8950 (expand_sdiv2_pow2): Add an alternate implementation for signed
8951 division, if the target provides a suitable conditional move insn.
8953 2004-08-09 Paul Brook <paul@codesourcery.com>
8954 Richard Henderson <rth@redhat.com>
8956 * unwind-dw2.c (uw_install_context_1): Update target saved stack
8957 pointer.
8959 2004-08-09 Geoffrey Keating <geoffk@apple.com>
8961 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
8962 Check DATA limit only if there's no AS limit. Ignore insanely
8963 low DATA limits.
8964 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
8965 but take care that the AS limit isn't overrun.
8966 * doc/invoke.texi: Update documentation of min-heapsize parameter.
8968 2004-08-09 Jeff Law <law@redhat.com>
8970 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
8971 (tree-ssa-threadupdate.o): Add dependencies.
8972 * tree-ssa-threadupdate.c: New file.
8973 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
8974 (rewrite_vars_out_of_ssa): Remove prototype.
8975 (cleanup_tree_cfg): Returns a bool.
8976 * tree.h (thread_through_all_blocks): Prototype.
8977 * tree-outof-ssa.c (SSANORM_*): Move into here.
8978 (remove_ssa_form): Now static.
8979 (rewrite_vars_out_of_ssa): Kill.
8980 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
8981 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
8982 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
8983 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
8984 anything was changed.
8985 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
8986 from the PHI's annotation rather than the edge associated with
8987 the new argument.
8988 * tree-ssa-dom.c (redirection_edges): Kill.
8989 (redirect_edges_and_update_ssa_graph): Kill.
8990 (tree_ssa_dominator_optimize): Do not reset forwardable flag
8991 for blocks anymore. Do not initialize redirection_edges.
8992 Call thread_through_all_blocks. Simplify code for cleanup
8993 of the CFG and iterating. No longer call cleanup_tree_cfg
8994 outside the iteration loop.
8995 (thread_across_edge): No longer mess with forwardable blocks.
8997 2004-08-09 Zack Weinberg <zack@codesourcery.com>
8999 * explow.c (memory_address): Use memory_address_p.
9000 * recog.c (general_operand): Likewise.
9001 * regrename.c: No need to define REG_OK_STRICT.
9003 2004-08-09 Steven Bosscher <stevenb@suse.de>
9005 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
9006 New timers.
9007 * gcse.c: Include timevar.h.
9008 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
9009 and global_copy_prop_count.
9010 (local_const_prop_count, local_copy_prop_count): New static globals.
9011 (gcse_main): Set the right timevar for each pass.
9012 (cprop_jump): Increment global_const_prop_count when a constant is
9013 propagated. Add "GLOBAL" to dump output.
9014 (cprop_insn): Increment global_const_prop_count when a constant is
9015 propagated, or global_copy_prop_count when a copy is propagated.
9016 (do_local_cprop): Likewise for local_const_prop_count and
9017 local_copy_prop_count.
9018 (one_cprop_pass): Initialize const/cprop counters to zero.
9019 Print out results of local and global const/cprop separately.
9020 (bypass_block): Break over-length line.
9021 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
9022 for bb-reorder.o and tracer.o.
9024 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
9026 * Makefile.in (GTFILES): Remove stmt.c
9027 (stmt.o): Do not depend on gt-stmt.h.
9028 * emit-rtl.c (emit_line_note): Do not call
9029 set_file_and_line_for_stmt.
9030 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
9031 do everything.
9032 * function.c (free_after_parsing): Do not free STMT field.
9033 (allocate_struct_function): Do not call init_stmt_for_function.
9034 (assign_stack_temp_for_type): Do not accept values of keep
9035 other than 0 or 1.
9036 (init_temp_slots): Do not initialize removed variables.
9037 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
9038 and X_VAR_TEMP_SLOT_LEVEL fields.
9039 * rtl.h (set_file_and_line_for_stmt): Remove.
9040 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
9041 struct stmt_status, cond_stack, case_stack, nesting_stack,
9042 nesting_depth, emit_locus, set_file_and_line_for_stmt,
9043 same_case_target_p, init_stmt_for_function, emit_nop,
9044 expand_start_cond, expand_start_elseif, expand_start_else,
9045 expand_elseif, expand_end_cond): Remove.
9046 (preserve_subexpressions_p): Remove references to CFUN->STMT.
9047 (expand_start_case, expand_end_case_type): Remove, merge into...
9048 (expand_case): ... this one, including other bits from
9049 expand_expr_real_1. Inline same_case_target_p. Turn members
9050 of CASE_STACK into local variables.
9051 (emit_case_bit_tests): Inline same_case_target_p.
9052 (add_case_node): Add HEAD argument, return new head of the list,
9053 do not handle default label here.
9054 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
9055 expand_start_elseif, current_nesting_level, expand_start_case,
9056 expand_end_case_type, expand_end_case, add_case_node,
9057 init_stmt_for_function, expand_elseif): Remove prototypes.
9058 (expand_case): Add prototype.
9060 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
9062 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
9064 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
9066 * expr.c (var_rtx): Remove.
9067 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
9068 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
9069 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
9070 Abort.
9071 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
9072 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
9073 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
9075 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
9076 Ayal Zaks <zaks@il.ibm.com>
9078 * common.opt (freschedule-modulo-scheduled-loops): New flag.
9079 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
9080 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
9081 when -freschedule-modulo-scheduled-loops flag is not specified.
9082 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
9083 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
9084 More accurate placing of insn in row of partial schedule.
9085 (ps_insn_find_column): New function.
9086 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
9087 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
9088 (schedule_region): Use sched_is_disabled_for_current_region_p.
9089 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
9091 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
9093 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
9094 change.
9096 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
9098 * config/i386/i386.c (ix86_expand_clrmem): Properly call
9099 gen_strset for 64bit target.
9101 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
9103 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
9105 2004-08-07 Jason Merrill <jason@redhat.com>
9107 Make return in memory explicit.
9108 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
9109 (assign_parm_find_data_types): Remove code for old front end
9110 invisible reference handling.
9111 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
9112 (expand_function_end): Likewise.
9113 * gimplify.c (gimplify_return_expr): Handle a dereferenced
9114 RESULT_DECL.
9115 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
9116 (declare_return_variable): Handle DECL_BY_REFERENCE.
9117 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
9118 (cp_genericize_r): Use convert_from_reference.
9119 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
9120 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
9122 * c-common.c (c_warn_unused_result): Check TREE_USED before
9123 warning about a CALL_EXPR with an unused value.
9125 2004-08-06 Mark Mitchell <mark@codesourcery.com>
9127 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
9128 to the compiler. Use -fshort-wchar by default.
9130 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
9132 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
9133 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
9134 threshhold.
9135 * doc/invoke.texi (param): Document min-crossjump-insns.
9137 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
9139 PR c/13282
9140 * c.opt (Wmissing-field-initializers): New option.
9141 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
9142 * c-typeck.c (pop_init_level): Guard the missing field warning with
9143 warn_missing_field_initializers rather than extra_warnings.
9144 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
9145 some of the explanation from...
9146 (-Wextra): ...here. Say that the missing field warning can be
9147 seperately controlled by -Wmissing-field-initializers.
9149 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
9151 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
9152 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
9153 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
9154 * tree.def (ENTRY_VALUE_EXPR): Remove.
9156 2004-08-06 Jakub Jelinek <jakub@redhat.com>
9158 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
9159 the places where it is actually needed. Don't use repz; stosb
9160 for -Os with sufficiently small constant sizes.
9161 For sufficiently small repz; stos{l,q} repeat counts use a sequence
9162 of stos{l,q} instructions instead.
9164 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9166 PR tree-optimization/16807
9167 * loop-iv.c (dump_iv_info): Dump invariants correctly.
9168 (iv_subreg, iv_extend): Express value of invariant purely in
9169 base field.
9171 2004-08-06 Mark Mitchell <mark@codesourcery.com>
9173 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
9174 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
9176 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
9178 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
9179 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
9180 pre_dec_operand.
9181 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
9182 pattern until reload is finished to allow better code generation
9183 and split them completely into separate instrunctions.
9184 (*andsi3_split): New pattern.
9186 2004-08-05 Mark Mitchell <mark@codesourcery.com>
9188 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
9189 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
9190 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
9191 * tree.h (handle_dll_attribute): Declare. Test
9192 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
9193 * c-common.h (c_determine_visibility): Declare.
9194 * c-common.c (c_determine_visibility): New function.
9195 * c-decl.c (finish_decl): Use it.
9196 (finish_function): Likewise.
9197 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
9198 zero, by default. Use #if, not #ifdef, to test it.
9199 * config/arm/arm.c (arm_attribute_table): Use
9200 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
9201 #if.
9202 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
9203 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
9204 to 1.
9205 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
9206 * config/i386/i386.c (ix86_attribute_table): Use
9207 handle_dll_attribute for dllimport/dllexport. Test
9208 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
9209 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
9210 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
9211 it to 1.
9212 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
9213 with #if.
9214 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
9215 it to 1.
9216 * doc/extend.texi (dllexport): Clarify and correct documentation.
9217 (dllimport): Likewise.
9218 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
9219 handle_dll_attribute.
9221 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9223 * tree-ssa-loop-manip.c: New file.
9224 * Makefile.in (tree-ssa-loop-manip.o): Add.
9225 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
9226 Declare.
9227 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
9228 form.
9229 (tree_ssa_loop_done): Verify loop closed ssa form.
9230 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
9232 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9234 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
9235 pa_asm_output_aligned_local): New functions.
9236 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
9237 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
9238 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
9239 pa_asm_output_aligned_common.
9240 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
9241 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
9242 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
9243 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
9244 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
9245 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
9246 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
9247 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
9248 common data.
9250 2004-08-05 Andrew Pinski <apinski@apple.com>
9252 * objc/objc-act.c (build_objc_string_object): Mark the address
9253 expression as constant.
9255 2004-08-05 David Edelsohn <edelsohn@gnu.org>
9257 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
9258 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
9259 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
9261 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
9263 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
9264 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
9265 out, and associated obsolete comments.
9267 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
9269 * tree.h (force_fit_type): Return a tree, take three flags.
9270 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
9271 TREE_CONSTANT_OVERFLOW here.
9272 (int_const_binop, const_binop): Adjust.
9273 (size_int_type): Do sign extension here.
9274 (fold_convert_const, optimize_bit_field_compare,
9275 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
9276 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
9277 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
9279 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9281 PR tree-optimization/16864
9282 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
9283 for ssa names without default_def.
9285 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
9287 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
9288 frame pointer, restore eax with an ebp-relative address.
9290 2004-08-04 Geoffrey Keating <geoffk@apple.com>
9292 PR 14516
9293 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
9294 * c-common.h (make_rtl_for_local_static): Delete.
9295 * c-decl.c (shadow_tag_warned): Clean up comment.
9296 (finish_decl): Clean up spacing. Use set_user_assembler_name when
9297 appropriate. Don't pass asmspec to rest_of_decl_compilation.
9298 * c-semantics.c (make_rtl_for_local_static): Delete.
9299 * expr.c (init_block_move_fn): Use set_user_assembler_name.
9300 (init_block_clear_fn): Likewise.
9301 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
9302 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
9303 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
9304 * tree.h (make_decl_rtl): Remove second parameter.
9305 (set_user_assembler_name): New.
9306 * varasm.c (set_user_assembler_name): New.
9307 (make_decl_rtl): Remove second parameter. Update callers in many
9308 files.
9310 2004-08-05 Adam Nemet <anemet@lnxw.com>
9312 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
9313 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
9314 to LynxOS 4.0.
9315 * gthr-lynx.h: New file.
9316 * config/lynx-ng.h: Remove file.
9317 * config/lynx.h: Update to LynxOS 4.0.
9318 * config/t-lynx: New file.
9319 * config/i386/lynx-ng.h: Remove file.
9320 * config/i386/lynx.h: Update to LynxOS 4.0.
9321 * config/rs6000/lynxbase.h: Remove file.
9322 * config/rs6000/lynx.h: Update to LynxOS 4.0.
9323 * config/rs6000/t-lynx: New file.
9324 * doc/install.texi (Options specification): Remove reference to
9325 LynxOS from systems where --with-gnu-as makes a difference.
9327 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
9329 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
9330 __UINTMAX_TYPE__.
9331 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
9332 __INTMAX_MAX__.
9333 (c_cpp_builtins): Call it.
9334 * doc/cpp.texi: Update.
9336 2004-08-04 David Edelsohn <edelsohn@gnu.org>
9338 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
9339 cost.
9341 2004-08-04 Jan Hubicka <jh@suse.cz>
9343 * basic-block.h (profile_staus): New global variable.
9344 * cfg.c (profile_status): Declare.
9345 (check_bb_profile): Break out from ....; use profile_status
9346 (dump_flow_info): ... here.
9347 * cfgbuild.c (find_basic_blocks): Set profile_status.
9348 * cfgexpand.c (tree_expand_cfg): Likewise.
9349 * predict.c (estimate_probability): Likewise.
9350 * profile.c (branch_prob): Likewise.
9351 * tree-cfg.c (build_tree_cfg): Likewise.
9352 (dump_function_to_file): Use check_bb_profile.
9353 * tree-pretty-print (dump_bb_header): Likewise.
9354 * tree-profile.c (do_tree_profiling): Cleanup.
9356 2004-08-04 Zack Weinberg <zack@codesourcery.com>
9358 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
9359 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
9360 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
9361 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
9362 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
9363 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
9364 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
9365 (ggc-none.o, errors.o): Move rule to generators section;
9366 correct dependencies.
9367 (min-insn-modes.o): Move rule to generators section; remove
9368 unnecessary explicit command; correct dependencies.
9369 (print-rtl.o, print-rtl1.o): Correct dependencies.
9370 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
9371 (mostlyclean): Update.
9373 * errors.c: Include bconfig.h not config.h. Correct comment.
9374 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
9375 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
9376 * print-rtl.c: Don't include tm_p.h.
9378 * rtl.h: Move forward-decl of struct function down where it's
9379 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
9380 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
9382 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9383 Jeff Law <law@redhat.com>
9385 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
9386 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
9387 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
9388 manipulate the duplicated ssa names.
9389 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
9390 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
9391 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
9392 New functions.
9393 (release_ssa_name): Do not release ssa names that may have multiple
9394 definitions.
9395 * tree.h (release_ssa_name_force, mark_for_rewrite,
9396 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
9397 marked_ssa_names): Declare.
9398 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
9399 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
9400 Update call to rewrite_ssa_into_ssa.
9402 2004-08-04 Mark Mitchell <mark@codesourcery.com>
9404 * defaults.h (TARGET_DECLSPEC): New macro.
9405 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
9406 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
9407 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
9408 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
9409 __declspec support.
9410 (TARGET_DECLSPEC): Define.
9411 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
9412 __declspec support.
9413 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
9414 __declspec support.
9415 (TARGET_DECLSPEC): Define.
9416 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
9417 __declspec support.
9418 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
9419 support.
9420 * doc/tm.texi (TARGET_DECLSPEC): Document.
9422 * doc/extend.texi: Fix typo in comment.
9424 2004-08-04 Paul Brook <paul@codesourcery.com>
9426 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
9427 (TARGET_CXX): Use it.
9428 * target.h (struct gcc_target): Add cdtor_returns_this.
9429 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
9430 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
9431 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
9433 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
9435 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
9436 low/high pair. Do range checking directly.
9437 (interpret_integer): Adjust.
9439 2004-08-04 Nick Clifton <nickc@redhat.com>
9441 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
9442 GCC ABI.
9443 * doc/invoke.texi: Document this new switch and also the -mrenesas
9444 switch.
9446 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
9448 * cfglayout.c (insn_locators_initialize): Update the current
9449 location before initializing a location.
9451 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9453 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
9454 (dbxout_function_end): Return after emitting the "Lscope" symbol
9455 under the same conditions that this function formerly wasn't called.
9456 Add explanatory comments.
9458 PR 14860
9459 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
9460 on the new decl.
9462 PR 13956
9463 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
9464 functions, broken out of dbxout_block.
9465 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
9466 stabs too, if it contains symbols. Use the begin_label and
9467 the Lscope label (emitted by dbxout_function_end) for the
9468 range of this block.
9470 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
9472 * doc/install.texi: Update autoconf version requirements.
9474 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9476 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
9477 * recog.c (general_operand, immediate_operand, nonmemory_operand)
9478 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
9479 * regclass.c (record_reg_classes): Likewise.
9480 * reload.c (find_reloads): Likewise.
9481 * reload1.c (reload): Likewise.
9483 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9485 * gensupport.c (init_md_reader_args_cb): Renamed from
9486 init_md_reader_args. Add third option, callback function for
9487 parsing program-specific options. Add diagnosis of incorrect
9488 number of input files.
9489 (init_md_reader): Fold into init_md_reader_args_cb.
9490 (init_md_reader_args): Now a thin wrapper around
9491 init_md_reader_args_cb.
9492 * gensupport.h: Update prototypes.
9494 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
9495 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
9496 * genrecog.c: No need to diagnose lack of an input file;
9497 init_md_reader_args will handle it.
9498 * genconditions.c: Likewise, and use init_md_reader_args.
9499 * genconstants.c: Likewise, and no need to call read_md_rtx.
9501 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
9503 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
9504 declarations.
9506 2004-08-03 Mike Stump <mrs@apple.com>
9508 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
9509 for frameworks.
9510 * doc/invoke.texi (Darwin Options): Update to reflect above.
9512 2004-08-03 Roger Sayle <roger@eyesopen.com>
9514 PR middle-end/16790
9515 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
9516 truncations, not just global truncations.
9518 2004-08-03 Andrew Pinski <apinski@apple.com>
9520 PR bootstrap/16865
9521 * loop-iv.c (simplify_using_assignment): Initialize lhs.
9523 2004-08-03 Paul Brook <paul@codesourcery.com>
9525 * gcc/doc/install.texi: Document MPFR requirement.
9527 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
9529 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
9530 and mmap() explicitly instead of relying on preset autoconf cache
9531 variables.
9532 * configure: Regenerate.
9534 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
9536 PR target/16570
9537 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
9538 to tmake_file.
9539 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
9540 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
9541 to tmake_file.
9543 * config/i386/t-gmm_malloc: New file.
9544 * config/i386/t-pmm_malloc: Likewise.
9546 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
9548 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
9549 Tanguy Fautrà <tfautre@pandora.be>
9551 * config/i386/pmm_malloc.h: New file.
9553 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
9555 * config/i386/gmm_malloc.h: New file.
9557 2004-08-03 Dale Johannesen <dalej@apple.com>
9559 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
9560 * c-common.c: Include opts.h.
9561 (c_common_get_alias_set): Fix check for a single input file.
9562 * toplev.c: Remove current_file_decl.
9563 * tree.h: Ditto.
9565 2004-08-03 Mark Mitchell <mark@codesourcery.com>
9567 * config.gcc (arm*-*-symbianelf*): New target.
9568 * config/arm/symbian.h: New file.
9570 * gthr-gnat.c: Add visibility #pragmas.
9571 * gthr-gnat.h : Likewise.
9572 * gthr.h: Likewise.
9573 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
9574 (__ffsDI2): Likewise.
9575 (__clzSI2): Likewise.
9576 (__ctzSI2): Likewise.
9577 (__ctzDI2): Likewise.
9578 (__popcountSI2): Likewise.
9579 (__popcountDI2): Likewise.
9580 (__paritySI2): Likewise.
9581 (__parityDI2): Likewise.
9582 * libgcc2.h: Add visibility #pragmas.
9583 (__clzDI2): Add prototype.
9584 (__clzSI2): Likewise.
9585 (__ctzSI2): Likewise.
9586 (__ffsDI2): Likewise.
9587 (__ffsSI2): Likewise.
9588 (__ctzDI2): Likewise.
9589 (__popcountSI2): Likewise.
9590 (__popcountDI2): Likewise.
9591 (__paritySI2): Likewise.
9592 (__parityDI2): Likewise.
9593 * unwind-dw2-fde.h: Add visibility #pragmas.
9594 * unwind.h: Likewise.
9596 2004-08-03 David Edelsohn <edelsohn@gnu.org>
9597 Dale Johannesen <dalej@apple.com>
9598 Roger Sayle <roger@eyesopen.com>
9600 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
9601 constants more accurately. Adjust costs for FMA instructions.
9602 Add cases for most logical and float operations. Recurse into
9603 most operands.
9605 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9607 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
9609 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
9611 * ra-build.c (conflicts_between_webs): For webs that cross a call add
9612 conflicts to regs_invalidated_by_call.
9614 2004-08-03 Paul Brook <paul@codesourcery.com>
9616 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
9618 2004-08-03 Jan Hubicka <jh@suse.cz>
9620 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
9621 ARRAY_REF argument.
9623 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9625 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
9626 arm968es, arm10e, arm1020e, arm1022e.
9627 * invoke.texi: Update list of ARM cores.
9628 * arm-tune.md: Regenerate.
9630 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9632 * arm/gentune.sh: New file.
9633 * arm/t-arm: New file.
9634 * arm/arm-tune.md: New file (autogenerated).
9635 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
9636 * arm.md (attribute tune): Delete. Include arm-tune.md.
9638 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
9640 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
9641 penultimate parameter. All callers adjusted.
9642 (struct prefix_list): Remove used_flag_ptr.
9643 (find_a_file): Do not set *pl->used_flag_ptr.
9644 (warn_B, warn_std_ptr): Remove.
9646 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
9647 Mostafa Hagog <mustafa@il.ibm.com>
9649 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
9651 2004-08-02 Geoffrey Keating <geoffk@apple.com>
9653 * dwarf2out.c (output_call_frame_info): Don't change data format
9654 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
9655 label. Use 'true' not '1'.
9656 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
9657 required.
9659 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9661 * gdbinit.in: Reflect previous changes to rtunion_def.
9663 2004-08-02 Roger Sayle <roger@eyesopen.com>
9665 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
9666 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
9668 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9670 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
9671 vec_p_reserve.
9672 * langhooks.h (lang_hooks::builtin_function): Rename parameter
9673 from "class" to "bt_class".
9675 2004-08-02 Paul Brook <paul@codesourcery.com>
9677 PR rtl-optimization/15068
9678 * flow.c (init_propagate_block_info): Check condition is reversible.
9680 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9682 * gengtype.h (options::info): Change type to const char *.
9683 (enum gc_used_enum): Move out of struct type scope.
9684 * gengtype.c (create_option): Convert initializer for option::info to
9685 appropiate type.
9686 (adjust_field_type, walk_type, write_func_for_structure,
9687 write_root, write_roots): Remove pointless cast.
9689 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
9691 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
9693 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9695 * rtl.h (union rtunion_def): Have all members start with the
9696 prefix "rt_".
9697 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
9698 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9699 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
9700 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
9701 access.
9702 * gengtype.c (adjust_field_rtx_def): Likewise.
9703 * rtlanal.c (loc_mentioned_in_p): Likewise.
9705 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
9707 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
9708 Replace uses of mips/elf64.h with mips/elf.h
9709 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
9710 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
9711 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
9712 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
9713 (HANDLE_SYSV_PRAGMA): Delete.
9714 (ASM_OUTPUT_DEF): Fix formatting.
9715 * config/mips/elf64.h: Delete.
9717 2004-08-01 Zack Weinberg <zack@codesourcery.com>
9719 * config/ia64/ia64.c (got_symbolic_operand): Do require a
9720 symbol+offset operand to have its offset be zero mod 0x3fff
9721 when GOT entries are in use. Clarify logic in SYMBOL_REF
9722 case. Clarify comments.
9723 (ia64_expand_load_address): Split a symbol+offset load when
9724 the offset is nonzero mod 0x3fff, not 0x1fff.
9726 2004-08-01 Geoffrey Keating <geoffk@apple.com>
9728 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
9729 if trying to *store* to a non-offsettable address.
9730 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
9731 a nonoffsettable address.
9732 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
9733 Clean up.
9734 (movti_string): Don't move GPRs to a nonoffsettable address.
9735 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
9737 2004-08-02 Ben Elliston <bje@au.ibm.com>
9739 PR target/16155
9740 * config/rs6000/altivec.h: Replace typeof with __typeof__.
9742 2004-08-01 Richard Henderson <rth@redhat.com>
9744 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
9745 variable sized types.
9747 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9749 * doc/invoke.texi: In the MIPS options section, remove the passage
9750 saying that -mexplicit-relocs is usually disabled for -mabicalls
9751 -fno-unit-at-a-time.
9752 * config/mips/mips.c (override_options): Remove the code that enforced
9753 this rule.
9755 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9757 * config/mips/mips.md (cprestore): Provide two alternatives, one for
9758 an in-range offset and one for an out-of-range offset. Wrap the latter
9759 in .set macro/.set nomacro if it's inside a .set nomacro block.
9761 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9763 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
9764 (mips_restore_gp): Declare.
9765 * config/mips/mips.c (mips_add_offset): Add a scratch register
9766 argument. Reimplement in rtl only, reusing MIPS16 logic from
9767 mips_output_mi_thunk.
9768 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
9769 to mips_add_offset.
9770 (mips_gp_save_slot): Delete.
9771 (mips_restore_gp): New function.
9772 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
9773 * config/mips/mips.md (exception_receiver): Turn into a
9774 define_insn_and_split. Use mips_restore_gp to do the split.
9775 (call_internal, call_value_internal, call_value_multiple_internal): Use
9776 mips_restore_gp to restore $gp.
9778 2004-07-31 Andrew Pinski <apinski@apple.com>
9780 PR other/16842
9781 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
9783 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
9785 * c-decl.c (diagnose_mismatched_decls): Give error for external
9786 redeclaration of identifier declared with no linkage, not just
9787 warning with -Wtraditional. Do not check DECL_CONTEXT to give
9788 error for redeclaration with no linkage.
9790 2004-07-30 Geoffrey Keating <geoffk@apple.com>
9791 Fariborz Jahanian <fjahanian@apple.com>
9793 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
9794 non-offsettable addresses even for DImode.
9795 (rs6000_split_multireg_move): Cope with non-offsettable addresses
9796 being moved into multiple GPRs.
9798 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
9799 to 64.
9800 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
9801 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
9802 to 128.
9803 * config/rs6000/darwin-ldouble.c (isless): New macro.
9804 (inf): New macro.
9805 (nonfinite): New macro.
9806 (FPKINF): Delete.
9807 (_xlqadd): Completely rewrite.
9808 (_xlqmul): Correct overflow handling.
9809 (_xlqdiv): Correct overflow handling.
9810 * config/rs6000/darwin-ldouble-format: New file.
9812 2004-07-30 Roger Sayle <roger@eyesopen.com>
9813 Richard Henderson <rth@redhat.com>
9815 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
9816 9 into the equivalent lea instruction.
9818 2004-07-30 Richard Henderson <rth@redhat.com>
9820 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
9821 with DECL_INITIAL if fb_lvalue.
9822 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
9823 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
9824 with <Cxxx>.
9825 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
9827 2004-07-30 Diego Novillo <dnovillo@redhat.com>
9829 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
9830 pointer escapes through a function call, assume that the
9831 callee will dereference it.
9832 (add_pointed_to_var): Assume that VALUE is always an
9833 ADDR_EXPR.
9834 (collect_points_to_info_r): Only call add_pointed_to_var if
9835 the value is an ADDR_EXPR.
9837 2004-07-30 Diego Novillo <dnovillo@redhat.com>
9839 * tree-ssa-alias.c (create_alias_map_for): Do not get the
9840 alias set of the inner type of ARRAY_TYPEs.
9842 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9844 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
9845 setting a non-register to UNDEFINED right before the call to
9846 set_lattice_value.
9848 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9850 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
9852 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9854 * tree-ssa.c (verify_flow_sensitive_alias_info): When
9855 comparing points-to sets of different pointers, make sure the
9856 second pointer is actually referenced in the code.
9858 2004-07-29 Zack Weinberg <zack@codesourcery.com>
9860 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
9861 (got_symbolic_operand): Remove unreachable code.
9862 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
9863 setjmp_operand; add entry for tls_symbolic_operand.
9864 * config/ia64/ia64-protos.h: Remove all prototypes of
9865 predicate functions.
9867 2004-07-29 Mark Mitchell <mark@codesourcery.com>
9869 * c-common.h (lang_post_pch_load): New variable.
9870 * c-pch.c (lang_post_pch_load): Define it.
9871 (c_common_read_pch): Use it.
9872 * cgraphunit.c (record_call_1): Give the front end a chance to
9873 record additional needed entities when a variable is marked as
9874 needed.
9875 * tlink.c (recompile_files): Robustify.
9876 (scan_linker_output): If a symbol is assigned to a file,
9877 but after recompilation is not present there, issue an error
9878 message.
9880 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9882 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
9883 Take orig_loop argument and pass it to set_level.
9884 (schedule_sm): Pass the correct orig_loop to force_move_till.
9886 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9888 * cfgloop.c (update_latch_info): Update dominator of the new block.
9889 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
9890 info.
9891 * dominance.c (verify_dominators): Check that the dominance tree is
9892 connected.
9893 (recount_dominator): Ignore unreachable blocks.
9894 (iterate_fix_dominators): Cleanup old dominance information before
9895 recomputing it.
9897 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9899 * tree-ssa-operands.c (get_expr_operands): Revert changes
9900 to ADDR_EXPR processing introduced by:
9901 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9902 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
9904 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
9906 * doc/implement-c.texi: Add C90 subclause references. Point to
9907 preprocessor documentation instead of duplicating it. Add points
9908 only present in C90. Fill in documentation for all points.
9910 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9912 * pa.c (output_movb): Correct typo.
9914 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
9916 * ra.h (single_reg_in_regclass): Declare.
9917 * ra.c (single_reg_in_regclass): Define.
9918 (first_hard_reg): New.
9919 (init_ra): Initialize single_reg_in_regclass.
9920 * ra-colorize.c (ok_class): New.
9921 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
9923 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
9925 * gcov-io.h: Allow zero tag as EOF indicator.
9926 (gcov_is_eof): Remove.
9927 (gcov_truncate): Remove.
9928 * gcov-io.c (gcov_seek): Always SEEK_SET.
9929 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
9930 EOF tag.
9931 * coverage.c (read_counts_file): Don't use gcov_is_eof.
9932 * gcov-dump.c (dump_file): Likewise.
9933 * gcov.c (read_graph_file, read_count_file): Likewise.
9935 * c-decl.c (complete_array_type): Don't gratuitously copy
9936 maxindex. Check it always has a type.
9938 2004-07-29 Steven Bosscher <stevenb@suse.de>
9940 * rtl.c (currently_expanding_to_rtl): New.
9941 * rtl.h (currently_expanding_to_rtl): Export it.
9942 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
9944 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
9945 inliner hack.
9946 * config/sh/sh.c: Replace rtx_equal_function_value_matters
9947 with currently_expanding_to_rtl.
9948 * config/sh/sh.md: Likewise.
9949 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
9951 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
9953 Introduce sh2a support.
9954 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
9955 * config.gcc: Build multilibs for sh2a and sh2a-single by
9956 default.
9957 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
9958 default. Split their tests out of the corresponding SH4
9959 multilibs.
9960 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
9961 multilibs for SH2a.
9962 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
9963 * config.gcc: Handle sh2a multilibs and cpu selection.
9964 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
9965 * config/sh/t-mlib-sh2a: New.
9966 * config/sh/t-mlib-sh2a-nofpu: New.
9967 * config/sh/t-mlib-sh2a-single: New.
9968 * config/sh/t-mlib-sh2a-single-only: New.
9969 2004-07-09 Nick Clifton <nickc@redhat.com>
9970 Issue 43400
9971 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
9972 -ml and -m2a are used together.
9973 2004-03-23 DJ Delorie <dj@redhat.com>
9974 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
9975 when we have a double-sized FPU.
9976 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
9977 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
9978 is set.
9979 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
9980 -msh2a-single and -msh2a-single-only
9981 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
9982 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
9983 is set.
9984 2004-02-20 DJ Delorie <dj@delorie.com>
9985 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
9986 2004-02-20 Fred Fish <fnf@redhat.com>,
9987 Corinna Vinschen <vinschen@redhat.com>
9988 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
9989 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
9990 2004-02-18 DJ Delorie <dj@redhat.com>
9991 * config/sh/sh.c (broken_move): Add support for movi20.
9992 * config/sh/sh.h: Likewise.
9993 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
9994 * config/sh/sh.md (udivsi3_sh2a): New.
9995 (udivsi3): Call it.
9996 (divsi3_sh2a): New.
9997 (divsi3): Call it.
9998 (mul_r): New.
9999 (ashlsi3_sh2a): New.
10000 (ashrsi3_sh2a): New.
10001 (lshrsi3_sh2a): New.
10002 (movsi_i): Disable for sh2a.
10003 (movsi_ie): Add movi20.
10004 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
10005 sh2a, for -m2a-nofpu mode.
10006 2004-02-13 DJ Delorie <dj@redhat.com>
10007 * config/sh/lib1funcs.asm: Handle double vs single better.
10008 * config/sh/sh.h: Likewise.
10009 2004-02-09 DJ Delorie <dj@redhat.com>
10010 * config/sh/crt1.asm: Add support for sh2a.
10011 * config/sh/elf.h: Likewise.
10012 * config/sh/lib1funcs.asm: Likewise.
10013 * config/sh/sh.c: Likewise.
10014 * config/sh/sh.md: Likewise.
10015 * config/sh/sh.h: Likewise.
10016 * config/sh/t-sh: Likewise.
10018 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
10020 * config/frv/frv.md (movqi_internal, movhi_internal,
10021 movsi_internal): Add backup alternatives for memory inputs.
10023 2004-07-28 Matt Austern <austern@apple.com>
10025 * config/darwin.c (darwin_one_byte_bool): New global variable.
10026 * config/darwin.h (darwin_one_byte_bool): Declare.
10027 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
10028 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
10029 value of darwin_one_byte_bool.
10030 * doc/invoke.texi: Document -mone-byte-bool flag.
10032 2004-07-28 Eric Christopher <echristo@redhat.com>
10034 * c-common.c (c_common_unsafe_for_reeval): Delete.
10035 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
10036 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
10037 * calls.c (fix_unsafe_tree): Delete.
10038 (expand_call): Delete code which used above.
10039 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
10040 * expr.c (expand_expr_real_1): Ditto.
10041 * fold-const.c (non_lvalue): Ditto.
10042 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
10043 (lhd_unsafe_for_reeval): Ditto.
10044 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
10045 * langhooks.h (unsafe_for_reeval): Ditto.
10046 (unsave_expr_now): Adjust comment.
10047 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
10048 (estimate_num_insns_1): Ditto.
10049 * tree-pretty-print.c (dump_generic_node): Ditto.
10050 * tree.c (expr_align): Ditto.
10051 (unsave_expr): Delete.
10052 (unsafe_for_reeval): Ditto.
10053 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
10054 * tree.def (UNSAVE_EXPR): Delete.
10055 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
10057 2004-07-28 Zack Weinberg <zack@codesourcery.com>
10059 * tree.h (enum tls_model): Move ...
10060 * coretypes.h: ... here.
10062 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
10064 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
10066 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
10068 * cse.c (validate_canon_reg): New function, split out from...
10069 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
10071 2004-07-28 Diego Novillo <dnovillo@redhat.com>
10073 * tree-ssa-alias.c (maybe_create_global_var): Don't just
10074 return if .GLOBAL_VAR has been created.
10076 2004-07-28 Diego Novillo <dnovillo@redhat.com>
10078 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
10079 every variable that may have aliases, not just tags.
10081 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
10083 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
10084 move_from_CR_eq_bit.
10085 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
10088 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
10089 e500_flip_eq_bit.
10091 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
10092 output_e500_flip_eq_bit.
10094 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
10095 output_e500_flip_eq_bit.
10096 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
10097 output_e500_flip_eq_bit.
10098 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
10099 (print_operand): case D. Get to EQ bit.
10101 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
10103 * gcov.c (function_summary): Add missing \n.
10105 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
10107 Introduce sh4a support.
10108 * config.gcc: Handle sh4a multilibs and cpu selection.
10109 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
10110 * config/sh/t-mlib-sh4a: New.
10111 * config/sh/t-mlib-sh4al: New.
10112 * config/sh/t-mlib-sh4a-nofpu: New.
10113 * config/sh/t-mlib-sh4a-single: New.
10114 * config/sh/t-mlib-sh4a-single-only: New.
10115 2004-02-20 DJ Delorie <dj@redhat.com>
10116 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
10117 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
10118 2003-08-22 Eric Christopher <echristo@redhat.com>
10119 * config/sh/sh4a.md: Update for chip errata.
10120 2003-08-07 Eric Christopher <echristo@redhat.com>
10121 * config/sh/sh4a.md: New file. sh4a processor description.
10122 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
10123 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
10124 of -m4a-nofpu.
10125 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
10126 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
10127 * doc/invoke.texi (SH Options): Document -m4al.
10128 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
10129 * config/sh/sh.c (expand_block_move): Remove commented-out code
10130 checked in by mistake.
10131 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
10132 single elements from SFmode vectors.
10133 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
10134 register.
10135 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
10136 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
10137 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
10138 sh_fsca_int2sf): Remove variable declarations.
10139 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
10140 sh_fsca_int2sf): New functions.
10141 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
10142 sh_fsca_int2sf_rtx): New static variables.
10143 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
10144 sh_fsca_int2sf): Declare.
10145 * config/sh/sh.md: Adjust.
10146 * doc/invoke.texi (SH Options): Document new options.
10147 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
10148 compatibility from SH4 code.
10149 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
10150 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
10151 early.
10152 (memory_movsrc_operand): Renamed to...
10153 (unaligned_load_operand): ... this. Simplified.
10154 * config/sh/sh.h (PREDICATE_CODES): Adjust.
10155 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
10156 input operand to SImode, and adjust the others. Introduce
10157 post-increment by peephole.
10158 * config/sh/sh.c (expand_block_move): Give the target address the
10159 same mode as the temp reg.
10160 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
10161 copying.
10162 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
10163 Introduce support for SH4a.
10164 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
10165 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
10166 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
10167 sh_fsca_int2sf): New.
10168 (sh_init_builtins): Initialize them.
10169 (print_operand): Support `d'.
10170 (expand_block_move): Use movua if src is misaligned.
10171 (memory_movsrc_operand): New.
10172 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
10173 and one of the SH4 macros.
10174 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
10175 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
10176 SELECT_SH4A_SINGLE): New.
10177 (TARGET_NONE): Add SH4A_BIT.
10178 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
10179 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
10180 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
10181 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
10182 (enum processor_type): Added PROCESSOR_SH4A.
10183 (PREDICATE_CODES): Add memory_movsrc_operand.
10184 * config/sh/sh.md: Removed unused variables.
10185 (attr cpu): Add sh4a.
10186 (attr type): Add movua, fsrra and fsca.
10187 (prefetch): New, for SH4.
10188 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
10189 (toggle_sz): Set type to fp.
10190 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
10191 (movua, extv, extzv): New.
10192 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
10193 and 4a-single-only.
10195 2004-07-28 Diego Novillo <dnovillo@redhat.com>
10197 * tree-optimize.c (init_tree_optimization_passes): Schedule
10198 pass_may_alias right after the program is renamed into SSA.
10199 * tree-pass.h (PROP_alias): Define.
10200 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
10201 * tree-sra.c (pass_sra): Likewise.
10202 * tree-ssa-ccp.c (pass_ccp): Likewise.
10203 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
10204 * tree-ssa-dce.c (pass_dce): Likewise.
10205 * tree-ssa-dom.c (pass_dominator): Likewise.
10206 * tree-ssa-dse.c (pass_dse): Likewise.
10207 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10208 * tree-ssa-loop-ch.c (pass_ch): Likewise.
10209 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10210 * tree-ssa-pre.c (pass_pre): Likewise.
10211 * tree-tailcall.c (pass_tail_recursion): Likewise.
10212 * tree-ssa.c (pass_redundant_phi): Likewise.
10213 * tree-ssa-alias.c (aliases_computed_p): Remove.
10214 Update all users.
10215 (init_alias_info): Do not mark all type tags for renaming
10216 unconditionally.
10217 Clear may_aliases from every symbol.
10218 (setup_pointers_and_addressables): If a pointer has not been
10219 dereferenced and it had a type tag, clear it and mark the old
10220 tag for renaming.
10222 2004-07-28 Diego Novillo <dnovillo@redhat.com>
10224 PR tree-optimization/16705
10225 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
10226 .GLOBAL_VAR.
10228 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10230 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
10231 check.
10233 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
10234 don't make another one.
10236 PR optimization/15077
10237 * function.h (struct function): Add field saved_static_chain_decl.
10238 Fix comment for static_chain_decl.
10239 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
10240 * tree-inline.h (save_body): Add new arg.
10241 * tree-optimize.c (tree_rest_of_compilation): Handle saving
10242 static_chain_decl.
10244 2004-07-27 Richard Henderson <rth@redhat.com>
10246 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
10247 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
10248 is_gimple_addressable.
10249 * tree-gimple.c (is_gimple_addressable): Rename from
10250 is_gimple_addr_expr_arg; accept INDIRECT_REF.
10251 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
10252 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
10253 rename to is_gimple_addressable.
10255 2004-07-28 Alan Modra <amodra@bigpond.net.au>
10257 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
10259 2004-07-27 Richard Henderson <rth@redhat.com>
10261 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
10262 before rounding.
10264 2004-07-27 Zack Weinberg <zack@codesourcery.com>
10266 * libgcc2.c: Change all conditionals testing
10267 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
10268 * libgcc2.h: Likewise.
10269 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
10270 TYPE_PRECISION of float80_type to 80.
10271 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
10272 of fpreg_type and float80_type to 80.
10273 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
10274 * config/m68k/netbsd-elf.h:
10275 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
10276 to evaluate to 80 whenever they would formerly have evaluated to 96.
10277 * config/i386/sco5.h: Remove unnecessary redefinition of
10278 LONG_DOUBLE_TYPE_SIZE.
10279 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
10280 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
10281 XFmode, with a bitsize of 80. Update commentary.
10282 * config/ia64/ia64-modes.def: Likewise.
10283 * config/m68k/m68k-modes.def: Likewise.
10285 2004-07-27 Steven Bosscher <stevenb@suse.de>
10287 * cfgexpand.c (tree_expand_cfg): Fix comment.
10289 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
10290 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
10291 Remove.
10292 (prepare_function_start): Don't set rtx_equal_function_value_matters.
10293 * integrate.c (copy_rtx_and_substitute): Don't test for it.
10294 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
10295 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
10296 here again. Update leading comment.
10297 * rtl.c (rtx_equal_function_value_matters): Remove.
10298 (rtx_equal_p): Don't test for it.
10299 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
10300 Likewise.
10302 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
10303 * rtl.c (note_insn_name): Likewise.
10304 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
10305 * final.c (final_scan_insn): Likewise.
10307 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
10308 * passes.c (rest_of_handle_eh): Do it here.
10310 * stmt.c (struct nesting): Remove struct nesting block member.
10311 (struct stmt_status): Remove x_block_start_count field.
10312 (current_block_start_count): Remove.
10314 2004-07-27 Brian Booth <bbooth@redhat.com>
10316 * tree-optimize.c (register_one_dump_file): Update condition that uses
10317 static_pass_number.
10318 (dup_pass_1): Replace with...
10319 (next_pass_1): This.
10320 (NEXT_PASS): Call next_pass_1.
10321 (DUP_PASS): Remove.
10322 (init_tree_optimization_passes): Remove uses of DUP_PASS.
10323 (execute_one_pass): Update condition that uses
10324 static_pass_number.
10325 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
10326 integer.
10328 2004-07-27 Nick Clifton <nickc@redhat.com>
10330 * config/m32r/m32r.c: Include integrate.h in order to get the
10331 prototype for get_hard_reg_initial_val().
10333 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
10334 and tidy up indentation.
10335 (final_presence_set): Use absence_set instead, so that if there is
10336 nothing in the "o" pipe the "s" pipe can be scheduled.
10338 2004-07-27 Diego Novillo <dnovillo@redhat.com>
10340 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
10341 don't have PT_VARS nor PT_MALLOC set.
10342 Clear name tag from pointers that have not been dereferenced.
10343 (set_pt_anything, set_pt_malloc): Forward declare.
10344 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
10345 not type compatibility when determining if a pointer can be
10346 copy propagated.
10348 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
10350 * expr.h (canonicalize_condition, get_condition): Add an int argument.
10351 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
10352 it to check whether the condition is still valid at the jump insn.
10353 * ifcvt.c (noce_get_condition): Likewise.
10354 (noce_get_alt_condition): Update call to canonicalize_condition.
10355 * loop-iv.c (simplify_using_initial_values): Update call to
10356 get_condition. Remove FIXME.
10357 (check_simple_exit): Update call to get_condition.
10358 * loop-unswitch.c (may_unswitch_on): Likewise.
10359 * loop.c (check_dbra_loop): Likewise.
10360 (canonicalize_condition, get_condition): Add an argument to say whether
10361 the condition must still be valid at INSN.
10362 (get_condition_for_loop): Update call to get_condition. Require that
10363 the condition be valid at INSN.
10364 * predict.c (estimate_probability): Update call to get_condition.
10365 Remove unused earliest parameter.
10366 (expected_value_to_br_prob): Update call to canonicalize_condition.
10368 2004-07-26 Eric Christopher <echristo@redhat.com>
10370 * tree-dfa.c (add_referenced_var): Register initializers of global
10371 variables.
10373 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
10375 * config/i386/i386.c (function_arg): Always treat 8-
10376 and 16-byte wide vectors the same, even if MMX/SSE
10377 are disabled.
10378 (contains_128bit_aligned_vector_p): Add comment.
10380 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
10382 * ra.h (enum node_type): Rename to:
10383 (enum ra_node_type).
10384 * ra-colorize.c: Likewise.
10386 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
10388 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
10389 after simplifying the jump.
10391 2004-06-26 Richard Henderson <rth@redhat.com>
10393 * calls.c (combine_pending_stack_adjustment_and_call): Make
10394 preferred_unit_stack_boundary argument unsigned. Make
10395 unadjusted_alignment unsigned.
10396 (expand_call): Make preferred_stack_boundary and
10397 preferred_unit_stack_boundary variables unsigned.
10398 * function.c (assign_stack_local_1): Make alignment unsigned.
10399 * function.h (struct function): Make stack_alignment_needed,
10400 preferred_stack_boundary unsigned.
10401 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
10402 (ix86_compute_frame_layout): Make stack_alignment_needed,
10403 preferred_alignment variables unsigned.
10404 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
10406 2004-07-26 Tom Tromey <tromey@redhat.com>
10408 * tree.h: Fix typo in comment.
10410 2004-07-26 Daniel Jacobowitz <dan@debian.org>
10412 PR bootstrap/12804
10413 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
10414 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
10415 (ggc_free): Remove incorrect freeing.
10416 (sweep_pages): Advance PP for large pages. Fix indentation.
10418 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
10420 PR rtl-optimization/16643
10421 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
10422 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
10423 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
10424 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
10425 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
10426 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10427 * rtl.h (tracer): Add a flags parameter.
10428 * tracer.c (tracer): Pass it to cfg_layout_initialise.
10429 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
10430 (rest_of_handle_reorder_blocks): Update calls to tracer and
10431 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
10432 (rest_of_handle_tracer): Pass 0 to tracer.
10433 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
10435 2004-07-25 David Edelsohn <edelsohn@gnu.org>
10437 PR target/16239
10438 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
10439 f->f.
10441 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
10443 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
10444 (BINFO_BASE_ACCESS): Adjust.
10445 (BINFO_BASE_ACCESS_APPEND): New.
10446 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
10447 * dbxout.c (dbxout_type): Adjust binfo access accessing.
10448 * dwarf2out.c (gen_member_die): Likewise.
10449 * tree-dump.c (deque_and_dump): Likewise.
10451 2004-07-26 Falk Hueffner <falk@debian.org>
10453 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
10454 costs.
10456 2004-07-25 Roger Sayle <roger@eyesopen.com>
10458 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
10459 value off of the stack if TARGET_USE_FFREEP.
10461 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10463 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
10464 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
10465 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
10466 check on invocation of XRESIZEVEC ().
10468 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10470 * c-common.c (disable_builtin_function): Rename variable n to
10471 new_disabled_builtin.
10472 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
10473 Rename local variable old to old_decl.
10474 * gensupport.c (shift_output_template): Rename parameter old to src.
10475 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
10476 old_rtx and newx to new_rtx.
10478 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10480 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
10481 of c-pragma.h.
10482 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
10483 enum cpp_ttype.
10484 * c-lex.c: Likewise.
10486 2004-07-25 Roger Sayle <roger@eyesopen.com>
10488 * fold-const.c (constant_boolean_node): Make extern.
10489 (make_range): Wrap long lines.
10490 (fold_cond_expr_with_comparison): Remove unnecessary call to
10491 pedantic_non_lvalue. Add missing calls to fold_convert.
10492 (fold_truthop): Add missing calls to fold_convert.
10493 (fold): Likewise.
10494 * tree.h (constant_boolean_node): Add prototype here.
10495 * builtins.c (expand_builtin_strncmp): Add missing calls to
10496 fold_convert.
10497 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
10498 Call fold_convert and constant_boolean_node to correct types.
10499 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
10500 missing call to fold_convert to correct types.
10502 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
10503 Brian Ryner <bryner@brianryner.com>
10505 PR c++/9283
10506 PR c++/15000
10507 * c-common.c (c_common_attribute_table): Allow
10508 handle_visibility_attribute to be called for types.
10509 (handle_visibility_attribute) When given a type, set the visibility
10510 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
10511 so that we can check later whether the attribute was present. Added
10512 warning if attribute applied to non class type.
10513 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
10514 decls and checking that they are consistent.
10515 * common.opt: Added -fvisibility.
10516 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
10517 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
10518 * flags.h, tree.h: Added assorted support defines for overall patch
10519 * opts.c: Added parsing support for -fvisibility.
10520 * tree.c (build_decl): Set visibility for all decls to be whatever
10521 is in force at that time.
10522 * varasm.c (default_binds_local_p_1): Reworked logic determining
10523 when to make a symbol locally bound.
10524 * doc/invoke.texi: Added documentation for -fvisibility and
10525 -fvisibility-inlines-hidden.
10527 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10529 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
10530 * c-common.c: Add missing casts from void * to other types.
10531 * c-decl.c: Likewise.
10532 * c-format.c: Likewise.
10533 * c-lex.c: Likewise.
10534 * c-pragma.c: Likewise.
10535 * c-typeck.c: Likewise.
10536 * defaults.h: Likewise.
10537 * genconstants.c: Likewise.
10538 * gengtype-lex.l: Likewise.
10539 * genmodes.c: Likewise.
10540 * read-rtl.c: Likewise.
10541 * rtl.c: Likewise.
10543 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10545 * bitmap.c: Use type-safe memory allocation macros from libiberty.
10546 * c-common.c: Likewise.
10547 * c-decl.c: Likewise.
10548 * c-lang.c: Likewise.
10549 * c-lex.c: Likewise.
10550 * c-opts.c: Likewise.
10551 * c-parse.in: Likewise.
10552 * c-typeck.c: Likewise.
10553 * genconditions.c: Likewise.
10554 * gengtype-lex.l: Likewise.
10555 * gengtype-yacc.y: Likewise.
10556 * gengtype.c: Likewise.
10557 * genmodes.c: Likewise.
10558 * gensupport.c: Likewise.
10559 * read-rtl.c: Likewise.
10560 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
10561 htab_find_slot().
10563 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10565 * c-decl.c (groktypename, groktypename_in_param_context): Rename
10566 variable typename to type_name.
10567 * c-lex.c (interpret_float): Likewise.
10569 2004-07-25 Roger Sayle <roger@eyesopen.com>
10571 * convert.c (convert_to_real, convert_to_integer,
10572 convert_to_complex): Replace calls to build with calls to buildN.
10573 * coverage.c (tree_coverage_counter_ref): Likewise.
10574 * dojump.c (do_jump): Likewise.
10575 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
10576 * emit-rtl.c (component_ref_for_mem_expr,
10577 set_mem_attributes_minus_bitpos): Likewise.
10578 * explow.c (update_nonlocal_goto_save_area): Likewise.
10579 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
10580 expand_mult_add): Likewise.
10581 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
10582 store_constructor, get_inner_reference, expand_expr_real_1,
10583 try_casesi, try_tablejump): Likewise.
10584 * function.c (expand_function_start): Likewise.
10585 * stmt.c (emit_case_bit_tests, expand_end_case_type,
10586 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
10587 * stor-layout.c (place_union_field, layout_type): Likewise.
10588 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
10589 * varasm.c (copy_constant): Likewise.
10591 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10593 * c-common.c: Rename all identifiers named `new'.
10594 * c-decl.c: Likewise.
10595 * gensupport.c: Likewise.
10596 * simplify-rtx.c: Likewise.
10597 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
10598 with XNEW().
10599 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
10600 with XNEWVEC().
10602 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
10604 PR c/15360
10605 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
10606 declarations until after calling pushdecl.
10607 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
10608 "extern" and not on whether the declaration is initialized.
10610 2004-07-25 Daniel Jacobowitz <dan@debian.org>
10612 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
10613 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
10614 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
10615 "cpplib.h", "c-pragma.h", "c-common.h".
10616 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
10617 (solaris_register_pragmas): New functions.
10618 * config/sol2-protos.h: New file.
10619 * config/sol2.c: New file.
10620 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
10621 (REGISTER_TARGET_PRAGMAS): New macros.
10622 (solaris_pending_aligns, solaris_pending_inits)
10623 (solaris_pending_finis): New variables.
10624 * config/t-sol2 (sol2-c.o): Update dependencies.
10625 (sol2.o): New rule.
10626 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
10627 SUBTARGET_INSERT_ATTRIBUTES.
10628 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
10629 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
10630 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
10631 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
10632 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
10633 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
10634 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
10635 * config/sparc/sparc.c (sparc_attribute_table): New.
10636 (TARGET_INSERT_ATTRIBUTES): Define in terms of
10637 SUBTARGET_INSERT_ATTRIBUTES.
10638 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
10639 is defined.
10640 * doc/extend.texi (Solaris Pragmas): New section.
10642 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10644 * c-common.c: Rename all identifiers named `class' to `cl'.
10645 * c-common.h: Likewise.
10646 * c-parse.in: Likewise.
10647 * c-typeck.c: Likewise.
10648 * genmodes.c: Likewise.
10649 * real.c: Likewise.
10650 * real.h: Likewise.
10651 * recog.c: Likewise.
10652 * recog.h: Likewise.
10653 * regrename.c: Likewise.
10654 * tree.h: Likewise.
10655 * c-common.c (builtin_function_2): Change type of 5th parameter from
10656 int to enum built_in_function. Change type of 8th parameter from int
10657 to bool.
10658 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
10659 with GGC_CNEW().
10660 * c-typeck.c (convert_arguments): Change type of formal_prec from
10661 int to unsigned int.
10662 * genmodes.c (blank_mode): Make a few negative constants unsigned.
10663 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
10664 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
10665 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
10666 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
10667 iterator to for_all_modes () instead of an enum because enums can't
10668 be incremented in C++.
10671 2004-07-25 Daniel Jacobowitz <dan@debian.org>
10673 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
10674 hard registers.
10676 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10678 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
10679 Handle ARRAY_RANGE_REF like ARRAY_REF.
10681 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
10683 * c-typeck.c (digest_init): Don't allow arrays of signed or
10684 unsigned variants of wchar_t to be initialized by wide string
10685 constants. Do allow arrays of enumerated types compatible with
10686 wchar_t to be initialized by wide string constants. Refine tests
10687 distinguishing wide and narrow strings and arrays. Give specific
10688 error for arrays of other integer types initialized by string
10689 constants.
10690 (output_init_element, process_init_element): Check for
10691 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
10692 initializing with string constants.
10694 2004-07-25 Richard Henderson <rth@redhat.com>
10696 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
10697 on the RESULT_DECL.
10698 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10699 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
10700 DECL_IGNORED_P to new decl.
10702 2004-07-24 Zack Weinberg <zack@codesourcery.com>
10704 * config/ia64/ia64.c (general_xfmode_operand)
10705 (destination_xfmode_operand): Delete.
10706 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
10707 * config/ia64/ia64.md (*movxf_internal): Use general_operand
10708 and destination_operand.
10710 2004-07-24 Alexander Kabaev <kan@freebsd.org>
10712 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
10713 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
10715 2004-07-24 Alexander Kabaev <kan@freebsd.org>
10716 Zack Weinberg <zack@codesourcery.com
10718 PR 16684
10719 * c-decl.c (diagnose_mismatched_decls): Don't issue a
10720 redundant-declaration warning the first time a builtin is
10721 declared explicitly.
10723 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10725 * tree.h (staticp): Change return type to bool.
10727 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10729 * c-common.c (c_staticp): Last episode of the staticp saga.
10731 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10733 * c-common.h (c_staticp): Change return type from int to bool.
10734 * tree.c (staticp): Likewise.
10735 * langhooks.h (staticp): Likewise.
10737 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10739 * langhooks-def.h (lhd_staticp): Change return type from int to
10740 bool in prototype to match definition.
10742 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10744 * system.h (bool, true, false): Don't redefine as preprocessor macros
10745 in C++.
10747 2004-07-24 Roger Sayle <roger@eyesopen.com>
10749 * expmed.c (init_expmed): A signed modulus by a power of two is
10750 considered cheap if its less than or equal to four instructions.
10752 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10754 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
10755 GGC_CNEWVAR): New macros.
10757 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10759 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
10760 lists.
10761 * c-decl.c: Likewise.
10762 * c-format.c: Likewise.
10763 * c-lex.c: Likewise.
10764 * c-opts.c: Likewise.
10765 * c-pragma.c: Likewise.
10766 * c-typeck.c: Likewise.
10767 * gencheck.c: Likewise.
10768 * genconditions.c: Likewise.
10769 * genconfig.c: Likewise.
10770 * genflags.c: Likewise.
10771 * gengtype.c: Likewise.
10772 * gensupport.c: Likewise.
10773 * ggc-none.c: Likewise.
10774 * langhooks.c: Likewise.
10775 * statistics.h: Likewise.
10776 * stub-objc.c: Likewise.
10777 * java/decl.c: Likewise.
10779 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
10781 * config/m68k/m68k.c (output_scc_di): Fix coding style.
10782 (symbolic_operand): Fix prototype.
10783 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
10784 * config/m68k/m68k.md: Add constants for registers a0 and sp and
10785 use them, change from the "{...}" syntax to the simpler {...}
10786 syntax.
10787 (*cfv4_extendqisi2): Fix destination predicate.
10788 * config/m68k/m68k-protos.h: Remove various declarations also
10789 generated via PREDICATE_CODES.
10791 2004-07-23 Mike Stump <mrs@apple.com>
10793 * c-typeck.c (convert_for_assignment): Tightened up pointer
10794 converstions that differ in signedness.
10796 2004-07-23 Zack Weinberg <zack@codesourcery.com>
10798 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
10800 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10802 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
10803 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
10805 * gimplify.c (gimplify_compound_lval): Check for no handled
10806 operations, rather than checking for explicit list of nodes.
10807 (is_gimple_addr_expr_arg_or_indirect): New function.
10808 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
10809 redundant setting of TREE_INVARIANT.
10810 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
10811 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
10813 2004-07-23 Diego Novillo <dnovillo@redhat.com>
10815 PR tree-optimization/16688
10816 PR tree-optimization/16689
10817 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
10818 unnecessary initialization of 'tag'.
10819 (get_tmt_for): Check that the new type tag has the same alias
10820 set as the pointed-to type.
10821 (group_aliases): Only regular variables need to be removed
10822 from the alias set of a name tag.
10823 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
10824 propagation if the two types are not compatible.
10825 (merge_alias_info): Rename from replace_ssa_names_ann.
10826 Add more checking.
10827 (replace_exp_1): If both arguments are SSA_NAMEs, check that
10828 the propagation can be done.
10829 Only call merge_alias_info on pointers.
10830 (propagate_value): Likewise.
10831 * tree-ssa-copyrename.c: Include langhooks.h.
10832 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
10833 to do the merging.
10834 Do not coalesce variables with incompatible types.
10835 (rename_ssa_copies): Call replace_ssa_name_symbol.
10836 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
10837 the same type as the underlying _DECL.
10838 * tree-ssanames.c (replace_ssa_name_symbol): New function.
10839 * tree.h (replace_ssa_name_symbol): Declare.
10841 2004-07-23 Richard Henderson <rth@redhat.com>
10843 PR c++/16277
10844 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
10845 unshare it properly.
10846 (gimplify_modify_expr_rhs): Push assignment from a conditional into
10847 the conditional for all non-register types.
10849 2004-07-23 Richard Henderson <rth@redhat.com>
10851 * expr.c (expand_expr_real_1): Don't handle non-local variables.
10852 * expr.h (fix_lexical_addr): Remove.
10853 * function.c (NEED_SEPARATE_AP): Remove.
10854 (fix_lexical_addr): Remove.
10855 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
10856 not null decl_function_context.
10857 (create_alias_vars): Likewise.
10858 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
10859 (simple_goto_p): Likewise.
10860 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
10861 * tree-ssa-ccp.c (get_default_value): Likewise.
10862 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10863 * tree.c (needs_to_live_in_memory): Likewise.
10864 * tree-flow-inline.h (may_be_aliased): Move...
10865 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
10866 when TREE_STATIC variables may be addressable.
10868 2004-07-24 Jakub Jelinek <jakub@redhat.com>
10870 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
10872 2004-07-23 Zack Weinberg <zack@codesourcery.com>
10874 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
10875 bitmap contents if GENERATOR_FILE is defined.
10876 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
10877 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
10879 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
10881 * c-decl.c (start_function): Form composite type of function types
10882 rather than copying type from previous prototype declaration.
10884 2004-07-23 Janis Johnson <janis187@us.ibm.com>
10886 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
10887 the const qualifier for the second argument in the C++ functions.
10889 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
10890 specific pointer types.
10892 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
10893 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
10894 for vector bool and/or vector pixel, add C++ and C missing support.
10895 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
10896 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
10897 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
10898 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
10899 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
10900 missing C++ and C support for vector bool and/or vector pixel.
10901 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
10902 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
10903 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
10904 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
10905 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
10906 C++ and C types used for vector bool and/or vector pixel.
10907 (vec_st, vec_stl): Add C++ support for vector pixel.
10908 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
10909 (vec_all_ne): Add C++ support for vector pixel.
10911 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
10912 (vec_vmulesb): Add missing C++ function.
10913 (vec_perm): Fix type of third argument in C++ function.
10914 (vec_vsum4shs): Fix C++ function name.
10915 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
10916 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
10917 argument passed to the error handler in C macro.
10918 (vec_nmsub): Remove extra parens around argument names in C macro.
10919 (vec_packpx): Add missing parens in C macro.
10921 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
10923 * machmode.def: Remove vector modes.
10924 * config/alpha/alpha-modes.def: Add supported vector modes.
10925 * config/arm/arm-modes.def: Likewise.
10926 * config/frv/frv-modes.def: Likewise.
10927 * config/i386/i386-modes.def: Likewise.
10928 * config/rs6000/rs6000-modes.def: Likewise.
10929 * config/sh/sh-modes.def: Likewise.
10931 2004-07-23 Matthias Klose <doko@debian.org>
10933 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
10934 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
10935 * config.h: Regenerate.
10936 * configure: Likewise.
10938 2004-07-22 Mark Mitchell <mark@codesourcery.com>
10940 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
10941 generated SYMBOL_REFs for labels.
10942 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
10943 Change prototype.
10944 (machopic_stub_name): Remove.
10945 (machopic_indirection_name): New function.
10946 (machopic_mcount_stub_name): Likewise.
10947 (machopic_classify_name): Remove.
10948 (machopic_function_base_sym): New function.
10949 (machpoic_classify_symbol): Likewise.
10950 (machopic_classify_ident): Remove.
10951 (machopic_define_ident): Likewise.
10952 (machopic_define_name): Likewise.
10953 (machopic_name_defined_p): Likewise.
10954 (machopic_ident_defined_p): Likewise.
10955 (darwin_strip_name_encoding): Likewise.
10956 (machopic_define_symbol): New function.
10957 * config/darwin.c (hashtab.h): Include.
10958 (machopic_defined_list): Remove.
10959 (machopic_classify_ident): Likewise.
10960 (machopic_classify_name): Likewise.
10961 (machopic_ident_defined_p): Likewise.
10962 (machopic_define_ident): Likewise.
10963 (machopic_define_name): Likewise.
10964 (machopic_symbol_defined_p): New function.
10965 (machopic_classify_symbol): Likewise.
10966 (machopic_data_defined_p): Use machopic_classify_symbol.
10967 (machopic_define_symbol): New function.
10968 (machopic_function_base_sym): New function.
10969 (machopic_non_lazy_pointers): Remove.
10970 (machopic_non_lazy_ptr_name): Likewise.
10971 (machopic_stubs): Likewise.
10972 (machopic_stub_name): Likewise.
10973 (NON_LAZY_POINTER_SUFFIX): New macro.
10974 (STUB_SUFFIX): Likewise.
10975 (machopic_indirection): New structure.
10976 (machopic_indirections): New variable.
10977 (machopic_indirection_hash): New function.
10978 (machopic_indirection_eq): Likewise.
10979 (machopic_indirection_name): Likewise.
10980 (machopic_mcount_stub_name): New function.
10981 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
10982 hash table.
10983 (machopic_indirect_data_reference): Rework to use new functions.
10984 (machopic_indirect_call_target): Likewise.
10985 (machopic_legitimize_pic_address): Likewise.
10986 (machopic_output_indirection): New function.
10987 (machopic_finish): Use it.
10988 (machopic_operand_p): Rework to use new functions.
10989 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
10990 (darwin_strip_name_encoding): Remove.
10991 (update_non_lazy_ptrs): Remove.
10992 (update_stubs): Likewise.
10993 (darwin_non_lazy_pcrel): Use new functions.
10994 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
10995 (ASM_OUTPUT_LABELREF): Likewise.
10996 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10997 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
10998 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
10999 (TARGET_STRIP_NAME_ENCODING): Do not use
11000 darwin_strip_name_encoding.
11001 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
11002 darwin_strip_name_encoding.
11003 * config/i386/darwin.h (FUNCTION_PROFILER): Use
11004 machopic_mcount_stub_name.
11005 * config/i386/i386.c (x86_output_mi_thunk): Use
11006 machopic_indirection_name, not machopic_stub_name.
11007 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
11008 machopic_function_base_sym.
11009 (print_operand): Use machopic_classify_symbol.
11010 (rs6000_emit_prologue): Use machopic_function_base_sym.
11011 (output_profile_hook): Do not use machopic_stub_name.
11012 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
11014 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
11016 PR c/7284
11017 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
11018 as multiplication.
11020 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
11022 * doc/implement-c.texi: New file.
11023 * doc/extend.texi (C Implementation): Move to there.
11024 * doc/gcc.texi: Include implement-c.texi.
11025 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
11027 2004-07-22 Jason Merrill <jason@redhat.com>
11029 * integrate.c (copy_decl_for_inlining): Remove invisible reference
11030 handling.
11031 * tree-inline.c (setup_one_parameter): Likewise.
11033 2004-07-22 Brian Booth <bbooth@redhat.com>
11035 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
11036 (substitute_and_fold): Propigate into VUSE operands when possible.
11037 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
11038 (cp_lattice_meet): Handle merging of latticevalues when
11039 UNKNOWN_VAL is present.
11040 (visit_stmt): Visit assignments with V_MUST_DEFs.
11041 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
11042 (ccp_fold): Deal with RHS' that are constant and virtual.
11043 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
11044 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
11045 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
11046 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
11047 computing immediate uses.
11048 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
11049 transition.
11050 (replace_vuse_in): New function.
11051 (likely_value): Add check of vuse operands.
11052 (get_default_value): Set the default value of virtually defined
11053 variables to UKNOWN_VAL instead of VARYING.
11055 2004-07-22 Richard Henderson <rth@redhat.com>
11057 * expr.c (emit_push_insn): Don't use set_mem_attributes.
11059 2004-07-22 Richard Henderson <rth@redhat.com>
11061 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
11062 variables due to conditional compilation.
11064 2004-07-22 Diego Novillo <dnovillo@redhat.com>
11066 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
11067 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
11068 Release SSA names that have been re-renamed.
11069 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
11070 variable.
11071 * tree-ssa-alias.c (init_alias_info): If aliases have been
11072 computed before, clear existing alias information.
11073 (create_name_tags): Do no fixup PT_ANYTHING pointers.
11074 If the new name tag for a pointer is different than the one it
11075 had before, mark the old tag for renaming.
11076 (replace_may_alias): New function.
11077 (group_aliases): Call it.
11078 (setup_pointers_and_addressables): Always call get_tmt_for.
11079 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
11080 once.
11081 (set_pt_anything): New local function.
11082 (set_pt_malloc): New local function.
11083 (merge_pointed_to_info): Don't merge pointed-to variables from
11084 the original pointer if the destination is pointing to an
11085 unknown location.
11086 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
11087 (add_pointed_to_var): Do not add a variable to the points-to
11088 set if the pointer is already pointing to anywhere.
11089 (collect_points_to_info_r): If the defining statement is a PHI
11090 node, only merge pointed-to information if the argument has
11091 already been visited.
11092 (get_tmt_for): Only create a new tag if the pointer didn't
11093 have one already.
11094 (dump_alias_info): Emit more information.
11095 (dump_points_to_info_for): Likewise.
11096 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
11097 try to get the annotation of an SSA_NAME.
11098 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
11099 alias sets when checking is enabled.
11100 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
11101 (eliminate): Mark basic blocks that will need
11102 EH information cleaned up.
11103 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
11104 predecessor.
11105 Initialize need_eh_cleanup.
11106 (fini_pre): Call tree_purge_all_dead_eh_edges and
11107 cleanup_tree_cfg if needed.
11108 Free need_eh_cleanup.
11109 * tree-ssa.c (verify_ssa_name): New function.
11110 (verify_def): Call it.
11111 Re-arrange to avoid printing too many error messages.
11112 (verify_use): Likewise.
11113 (verify_phi_args): Likewise.
11114 (verify_flow_insensitive_alias_info): New function.
11115 (verify_flow_sensitive_alias_info): New function.
11116 (verify_alias_info): New function.
11117 (verify_ssa): Call verify_alias_info.
11118 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
11119 program.
11120 Re-arrange to avoid printing too many error messages.
11121 * tree-ssanames.c (make_ssa_name): Clear
11122 SSA_NAME_IN_FREE_LIST.
11123 (release_ssa_name): Never release a default definition.
11124 (release_defs): New function.
11125 * tree.h: Declare it.
11126 * tree-ssa-dce.c (remove_dead_stmt): Call it.
11128 2004-07-22 Diego Novillo <dnovillo@redhat.com>
11130 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
11131 If true, do a depth-first search. Do a breadht-first search,
11132 otherwise.
11133 (walk_use_def_chains): Add new argument IS_DFS.
11134 Update all users.
11135 * tree-flow.h (walk_use_def_chains): Update prototype.
11137 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
11139 * config/cris/cris.md: Tweak formatting.
11140 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
11141 (mover2side, moverside, movemside, movei, op3, andu): Replace
11142 live define_peephole:s with define_peephole2 near-equivalents.
11143 Delete the rest.
11144 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
11145 word-size modes.
11146 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
11147 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
11148 "*mov_sidesi_mem" respectively.
11150 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
11152 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
11153 (gimplify_build1): Move from tree-complex.c do_unop.
11154 (gimplify_build2): Move from tree-complex.c do_binop.
11155 (gimplify_build3): New.
11156 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
11157 Adjust throughout to call the functions above.
11158 * tree-flow.h: Declare the functions above.
11159 * tree-nested.c (gimplify_val): Rename to...
11160 (tsi_gimplify_val): ... this.
11162 * Makefile.in (tree_complex.o): Update dependencies.
11163 (stor-layout.o): Depend on regs.h.
11164 * c-common.c (handle_vector_size_attribute): Update for
11165 vector types without corresponding vector modes.
11166 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
11167 a corresponding vector mode is not available.
11168 * print-tree.c (print_node): Print nunits for vector types
11169 * regclass.c (have_regs_of_mode): New.
11170 (init_reg_sets_1): Initialize it and use it instead
11171 of allocatable_regs_of_mode.
11172 * regs.h (have_regs_of_mode): Declare it.
11173 * stor-layout.c (layout_type): Pick a mode for vector types.
11174 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
11175 build_replicated_const, do_unop, do_binop, do_plus_minus,
11176 do_negate, expand_vector_piecewise, expand_vector_parallel,
11177 expand_vector_addition, expand_vector_operations_1,
11178 expand_vector_operations, tree_lower_operations,
11179 pass_lower_vector_ssa, pass_pre_expand): New.
11180 (expand_complex_operations, pass_lower_complex): Remove.
11181 * tree-optimize.c (init_tree_optimization_passes): Adjust
11182 pass ordering for changes in tree-complex.c.
11183 * tree-pass.h: Declare new passes.
11184 * tree.c (finish_vector_type): Remove.
11185 (make_vector_type): New.
11186 (build_vector_type_for_mode, build_vector_type): Rewritten.
11187 * tree.def (VECTOR_TYPE): Document where the number of
11188 subparts is stored.
11189 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
11190 (make_vector): Remove declaration.
11192 2004-07-21 Richard Henderson <rth@redhat.com>
11194 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
11195 TREE_THIS_VOLATILE, may_aliases, or optimization level.
11196 (remove_useless_vars): Dump debugging info.
11197 (expand_used_vars): Move ...
11198 * cfgexpand.c (expand_used_vars): ... here. Make static.
11199 * tree-flow-inline.h (set_is_used): New.
11200 (set_default_def): Use get_var_ann.
11201 * tree-flow.h: Update decls.
11202 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
11203 (create_ssa_var_map): Use it.
11204 * tree-ssa.c (set_is_used): Remove.
11206 2004-07-22 Ben Elliston <bje@au.ibm.com>
11208 * gdbinit.in: Set a breakpoint on internal_error.
11210 2004-07-21 Richard Henderson <rth@redhat.com>
11212 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
11213 to create a new basic block.
11215 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
11217 PR c/15052
11218 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
11219 return type on function definitions. Move other warnings for
11220 qualified return type to -Wreturn-type. Do not condition any such
11221 warnings on -pedantic. Update comments.
11222 (start_function): Only copy function type from previous prototype
11223 declaration if return types are compatible.
11224 * c-typeck.c (function_types_compatible_p): Don't condition
11225 warning for incompatibility of volatile qualifiers on the return
11226 type on -pedantic. Update comment.
11227 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
11229 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
11231 * c-typeck.c (set_init_index): Require designator to be of integer
11232 type.
11234 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
11236 PR c/11250
11237 * c-parse.in (init): Change to exprtype.
11238 (primary): Set original_code for STRING to STRING_CST.
11239 Call maybe_warn_string_init for compound literals.
11240 (initdcl, notype_initdcl): Call maybe_warn_string_init.
11241 (initval): Update.
11242 * c-tree.h (maybe_warn_string_init): New.
11243 (pop_init_level, process_init_element): Use struct c_expr.
11244 (struct c_expr): Update comment.
11245 * c-typeck.c (maybe_warn_string_init): New function.
11246 (digest_init): Call it. Additional parameter strict_string. All
11247 callers changed.
11248 (output_init_element): Likewise.
11249 (struct constructor_stack): Use struct c_expr for
11250 replacement_value.
11251 (really_start_incremental_init, push_init_level): Update.
11252 (pop_init_level): Update. Return struct c_expr.
11253 (process_init_level): Update. Take struct c_expr argument.
11255 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
11257 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
11258 commit.
11260 2004-07-21 Eric Christopher <echristo@redhat.com>
11262 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
11263 removal.
11264 * c-decl.c (pop_scope): Ditto.
11265 * calls.c (expand_call): Remove call to current_nesting_level,
11266 update comment accordingly. Remove calls to expand_start_target_temps
11267 and expand_end_target_temps.
11268 * cfgexpand.c (construct_init_block): Remove call to
11269 expand_start_bindings_and_block.
11270 (construct_exit_block): Remove call to expand_end_bindings.
11271 * expr.c (safe_from_p): Remove BIND_EXPR handling.
11272 (expand_expr_real_1): Ditto. Fix formatting.
11273 (expand_vars): Delete.
11274 * stmt.c (POPSTACK): Remove block_stack.
11275 (stmt_status): Remove x_block_stack.
11276 (block_stack): Delete.
11277 (expand_start_bindings_and_block): Ditto.
11278 (expand_start_target_temps): Ditto.
11279 (expand_end_target_temps): Ditto.
11280 (current_nesting_level): Ditto.
11281 (warn_about_unused_variables): Ditto.
11282 (expand_end_bindings): Ditto.
11283 * tree.h: Remove declarations for above.
11285 2004-07-21 Steven Bosscher <stevenb@suse.de>
11287 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
11288 * rtl.c (note_insn_name): Likewise.
11289 * print-rtl.c (print_rtx): Don't print it.
11290 * cfgrtl.h (can_delete_note_p): Don't handle it.
11291 (rtl_delete_block): Likewise.
11292 * passes.c (rest_of_handle_guess_branch_prob): Remove.
11293 (rest_of_compilation): Don't call it.
11294 * predict.c (process_note_predictions, process_note_prediction,
11295 note_prediction_to_br_prob): Remove.
11296 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
11297 * stmt.c (return_prediction): Remove.
11298 (expand_value_return): Don't call it. Don't add prediction
11299 notes for return statements.
11301 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
11303 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
11304 once.
11306 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
11308 * c-common.c (vector_types_convertible_p): Use vector types'
11309 TYPE_SIZE and TREE_TYPE instead of their mode.
11310 * convert.c (convert_to_integer): Likewise.
11311 (convert_to_vector): Likewise.
11312 * fold-const.c (fold_convert): Likewise.
11313 * varasm.c (output_constant): Likewise.
11314 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
11315 Allow a VECTOR_TYPE initializer to be made of several vectors.
11316 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
11317 of cleared and need_to_clear, and use fold_convert.
11318 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
11319 integer vectors.
11321 2004-07-20 Richard Henderson <rth@redhat.com>
11323 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
11324 (expand_gimple_basic_block): out from here. Renamed from expand_block.
11326 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
11328 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
11329 enormous cost if not TARGET_HARD_MUL.
11331 2004-07-20 Andrew Pinski <apinski@apple.com>
11333 PR target/16557
11334 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
11335 (ASM_SPEC): here.
11337 2004-07-21 Paul brook <paul@codesourcery.com>
11339 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
11341 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11343 * fold-const.c (operand_equal_p): Temporarily support NULL args.
11344 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
11345 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
11347 2004-07-20 Zack Weinberg <zack@codesourcery.com>
11349 * rtl.h (plus_constant): Delete.
11350 (plus_constant_wide): Rename to plus_constant.
11351 (plus_constant_for_output_wide): Delete vestigial prototype.
11352 (GEN_INT): Remove unnecessary cast.
11353 * tree.h (build_int_2, size_int_type): Delete.
11354 (build_int_2_wide): Rename to build_int_2.
11355 (size_int_wide): Rename to size_int_kind.
11356 (size_int_type_wide): Rename to size_int_type.
11357 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
11358 Remove unnecessary cast.
11359 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
11360 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
11361 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
11362 (size_int_type_wide): Rename size_int_type.
11363 (int_const_binop): Use size_int_type.
11364 * c-lex.c (interpret_integer): Use build_int_2.
11365 * final.c (split_double): Remove unnecessary casts.
11366 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
11368 2004-07-20 Richard Henderson <rth@redhat.com>
11370 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
11371 (gimplify_compound_lval): Use is_gimple_tmp_reg.
11372 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
11373 (is_gimple_tmp_reg): New.
11374 * tree-gimple.h (is_gimple_tmp_reg): Declare.
11376 2004-07-20 Richard Henderson <rth@redhat.com>
11378 * tree-pretty-print.c (dump_generic_node): Dump
11379 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
11381 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
11383 * tree-mudflap.c (mf_set_options_fndecl): New tree.
11384 (mudflap_init): Set it.
11385 (mudflap_register_call): Remove __mf_init call.
11386 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
11387 to pass "-ignore-reads" option to libmudflap if needed.
11389 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
11391 PR c++/14607
11392 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
11393 (MAKE_DECL_ONE_ONLY): Undefine.
11394 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
11395 readonly_data, one_only_data_section, forget_section): New prototypes.
11396 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
11397 functions.
11398 (pa_select_section): Add one-only (COMDAT) support.
11399 * pa.h (struct machine_function): Define.
11400 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
11401 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
11402 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
11403 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
11404 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
11405 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
11406 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
11407 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
11408 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
11409 for EXTRA_SECTION_FUNCTIONS.
11410 * doc/install.texi: Update binutils requirements.
11412 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
11414 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
11415 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
11416 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
11417 size_t.
11418 (struct VEC): Use unsigned for num and alloc.
11419 * vec.c (struct vec_prefix): Likewise.
11420 (vec_o_reserve): Adjust.
11422 * dbxout.c (dbxout_type): Fix printf format.
11424 * tree.h (binfo_member): Remove.
11425 * tree.c (binfo_member): Remove.
11427 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
11429 * tree.h: Include vec.h
11430 (DEF_VEC_P(tree)): New type.
11431 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
11432 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
11433 (BINFO_LANG_SLOT): Remove.
11434 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
11435 (struct tree_binfo): Turn base_binfos into a trailing
11436 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
11437 (binfo_lang_slots): Remove.
11438 * tree.c (binfo_lang_slots): Remove.
11439 (make_tree_binfo_stat): Take a base binfo count, not a
11440 lang slot count. Adjust.
11441 * Makefile.in (TREE_H): Add vec.h
11442 * alias.c (record_component_aliases): Adjust BINFO access.
11443 * dbxout.c (dbxout_type): Likewise.
11444 * dwarf2out.c (gen_member_die): Likewise.
11445 * sdbout.c (sdbout_one_type): Likewise.
11446 * tree-dump.c (deque_and_dump): Likewise.
11447 * config/i386/i386.c (classify_argument,
11448 contains_128bit_aligned_vector_p): Likewise.
11449 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
11450 * doc/c-tree.texi (Classes): Update BINFO documentation.
11452 2004-07-20 Steven Bosscher <stevenb@suse.de>
11454 * c-common.h (check_case_value): Remove prototype.
11455 (c_add_case_label): Adjust prototype.
11456 * c-common.c (check_case_value): Make static.
11457 (check_case_bounds): New function.
11458 (c_add_case_label): Use it. Take new argument orig_type.
11459 * c-typeck.c (struct c_switch): New orig_type field.
11460 (c_start_case): Set it.
11461 (do_case): Pass it to c_add_case_label.
11462 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
11463 cases from here. Add the labels in reverse order.
11464 * stmt.c (struct case_node): Adjust comment. Remove balance field.
11465 (add_case_node): Return nothing, don't check for duplicate cases.
11466 Insert new case nodes in a list, not in an AVL tree.
11467 (expand_end_case_type): Don't turn a case tree into a case list.
11468 (case_tree2list): Remove.
11469 * tree.h (add_case_node): Adjust prototype.
11471 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
11473 * genattr.c (struct range, struct function_unit,
11474 write_units, extend_range, init_range): Remove them.
11475 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
11476 Output "#define INSN_SCHEDULING" here.
11477 * genattrtab.c (struct range, struct function_unit_op,
11478 struct function_unit, struct dimension, enum operator,
11479 operate_exp, expand_units, simplify_knowing,
11480 encode_units_mask, simplify_by_exploding,
11481 find_and_mark_used_attributes, unmark_used_attributes,
11482 add_values_to_cover, increment_current_value,
11483 test_for_current_value, simplify_with_current_value,
11484 simplify_with_current_value_aux, gen_unit,
11485 write_unit_name, write_function_unit_info,
11486 write_complex_function, write_toplevel_expr,
11487 find_single_value, extend_range): Remove.
11488 (write_attr_get): Do not handle common_av->value
11489 being an FFS.
11490 (struct attr_desc): Remove func_units_p and blockage_p.
11491 (write_attr_valueq): Do not handle them.
11492 (find_attr): Do not clear them.
11493 (make_internal_attr): Do not initialize them.
11494 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
11495 * sched-vis.c (init_target_units, insn_print_units,
11496 init_block_visualization, print_block_visualization,
11497 visualize_scheduled_insns, visualize_no_unit,
11498 visualize_stall_cycles, visualize_alloc,
11499 visualize_free, target_units, get_visual_tbl_length,
11500 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
11501 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
11502 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
11503 * haifa-sched.c (blockage_range, clear_units,
11504 schedule_unit, actual_hazard, potential_hazard,
11505 insn_unit, unit_last_insn, unit_tick,
11506 actual_hazard_this_instance, potential_hazard,
11507 schedule_unit, max_insn_queue_index_value): Remove.
11508 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
11509 max_insn_queue_index.
11510 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
11511 * doc/md.texi (Processor pipeline description): Remove
11512 references to old pipeline descriptions.
11513 (Automaton pipeline description): Merge with the above.
11514 (Old pipeline description, Comparison of the two descriptions):
11515 Remove.
11517 * bt-load.c (migrate_btr_def): Remove references to
11518 use_pipeline_interface.
11519 * haifa-sched.c (insn_cost, schedule_insn,
11520 schedule_block, advance_one_cycle, sched_init,
11521 queue_to_ready, sched_finish): Likewise.
11522 * modulo-sched.c (sms_schedule, advance_one_cycle,
11523 ps_has_conflicts): Likewise.
11524 * sched-rgn.c (init_ready): Likewise.
11525 (debug_dependencies): Likewise, and remove an "if (1)".
11526 * target.h (use_dfa_pipeline_interface): Remove.
11527 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11528 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11529 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11530 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11531 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11532 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11533 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11534 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11535 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11536 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11537 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11538 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11539 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11540 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11541 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11542 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11543 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11544 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11545 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11547 2004-07-19 Roger Sayle <roger@eyesopen.com>
11549 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
11551 2004-07-19 Jeff Law <law@redhat.com>
11553 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
11554 (get_eq_expr_value): Use it. Simplify slightly.
11556 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
11558 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
11559 (umulsidi3_32bit_r4000): Likewise.
11561 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
11563 * vec.h: Propagate location information properly.
11564 (VEC_T_iterate): Add result pointer parameter.
11565 (VEC_T_space): New.
11566 (VEC_T_reserve): Use it.
11568 2004-07-19 Daniel Jacobowitz <dan@debian.org>
11570 * Makefile.in (c-format.o): Depend on c-format.h.
11571 * c-format.h: New file.
11572 (struct format_char_info): Add CHAIN member.
11573 * c-format.c: Move some types and constants to c-format.h.
11574 (format_type_error): Set to -1.
11575 (struct function_format_info): Use an int for format_type.
11576 (decode_format_type): Return an int. Return format_type_error
11577 on error.
11578 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
11579 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
11580 (scan_char_table, time_char_table, monetary_char_table): Initialize
11581 CHAIN to NULL.
11582 (n_format_types): New variable.
11583 (check_format_info_main): Handle CHAIN in format_char_info.
11584 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
11585 TARGET_N_FORMAT_TYPES.
11586 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
11587 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
11588 * config/sol2-c.c: New file.
11589 * config/t-sol2: New file.
11590 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
11591 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
11592 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
11594 * doc/extend.texi (Target Format Checks): New section.
11595 (Function Attributes): Mention it.
11596 * doc/invoke.texi: Mention target format checks.
11597 * doc/sourcebuild.texi: Mention target format checks.
11598 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
11599 TARGET_FORMAT_TYPES.
11601 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
11603 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
11604 added.
11605 * config/s390/s390.c (regclass_map initializer): Register 35 added to
11606 ADDR_REGS.
11607 (load_multiple_operation, store_multiple_operation): Removed
11608 pointless sanity check.
11609 (s390_decompose_address): Added check for return_address_pointer_rtx.
11610 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
11611 (s390_return_address_offset): New function.
11612 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
11613 (FRAME_REGNO_P): Added check for register 35.
11614 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
11615 REG_ALLOC_ORDER): Appended entry for register 35.
11616 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
11617 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
11618 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
11619 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
11620 is eliminable using stack pointer or hard frame pointer.
11621 (REGISTER_NAMES): Added name for register 35.
11622 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
11623 pointless sanity check.
11625 2004-07-19 Roger Sayle <roger@eyesopen.com>
11627 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
11628 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
11629 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
11630 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
11631 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
11632 (fold_relational_const): Tidy up handling of floating point
11633 comparisons by calling real_compare. Remove tree_expr_nonzero_p
11634 transformation; fold_relational_const assumes constant operands.
11636 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
11638 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
11639 directory.
11641 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
11643 * c-tree.h (struct c_expr): Define.
11644 (C_SET_EXP_ORIGINAL_CODE): Remove.
11645 (parser_build_binary_op, build_compound_expr): Update prototypes.
11646 * c-parse.in (%union): Add exprtype.
11647 (FUNC_NAME): Mark as ttype.
11648 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
11649 exprtype.
11650 (expr): Update. Define directly in terms of expr_no_commas
11651 instead of using nonnull_exprlist.
11652 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
11653 offsetof_member_designator, typespec_nonreserved_nonattr, init,
11654 initval, designator, component_declarator,
11655 component_notype_declarator, enumerator, array_declarator,
11656 condition, exexpr, switch_statement, stmt_nocomp, stmt,
11657 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
11658 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
11659 where appropriate.
11660 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
11661 * c-common.c (c_common_truthvalue_conversion): Don't check
11662 C_EXP_ORIGINAL_CODE.
11663 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
11664 Don't use C_EXP_ORIGINAL_CODE.
11665 (default_conversion, default_function_array_conversion): Don't use
11666 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
11667 (internal_build_compound_expr): Merge into build_compound_expr.
11668 (build_compound_expr): Take two operands instead of a TREE_LIST.
11669 * objc/objc-act.c (get_super_receiver): Update calls to
11670 build_compound_expr.
11672 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
11674 * config/sh/sh.c (sh_use_dfa_interface): Remove.
11675 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
11676 hook_int_void_1.
11677 * config/sh/sh.md: Extract pipeline descriptions
11678 into separate files.
11679 * config/sh/sh1.md: New file, extracted from sh.md.
11680 * config/sh/sh4.md: New file, extracted from sh.md.
11681 * config/sh/shmedia.md: New file, extracted from sh.md
11682 and rewritten using new-style pipeline description.
11684 2004-07-18 Zack Weinberg <zack@codesourcery.com>
11686 * config/pa/pa.md: Delete the two remaining define_peephole
11687 patterns.
11689 2004-07-18 Steven Bosscher <stevenb@suse.de>
11690 Joseph S. Myers <jsm@polyomino.org.uk>
11692 * c-common.c (c_common_truthvalue_conversion): Don't warn if
11693 TREE_NO_WARNING is set.
11695 2004-07-18 Roger Sayle <roger@eyesopen.com>
11697 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
11698 simplify_builtin_strncmp): Delete.
11699 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
11700 Change argument to accept an arglist instead of an "exp". Assume
11701 that the return type is always integer_type_node. Copy missing
11702 transformations from their now obsolete simplify_builtin_*
11703 equivalents.
11704 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
11705 fold_builtin_strcmp and fold_builtin_strncmp.
11706 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
11707 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
11708 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
11710 2004-07-18 Daniel Jacobowitz <dan@debian.org>
11712 * Makefile.in (tree-alias-common.o): Update dependencies.
11714 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
11716 * cfgloop.c (flow_loop_nested_p): Fix comment.
11718 2004-07-17 Jason Merrill <jason@redhat.com>
11720 PR c++/16115
11721 * stor-layout.c (relayout_decl): New fn.
11722 * tree.h: Declare it.
11723 (DECL_BY_REFERENCE): New macro.
11725 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
11727 * libgcc2.c (__enable_execute_stack): New symbol.
11728 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
11729 and declare __enable_execute_stack.
11730 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
11731 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
11732 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11733 ENABLE_EXECUTE_STACK.
11734 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
11735 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11736 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11737 ENABLE_EXECUTE_STACK.
11738 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11739 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
11740 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11741 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11742 ENABLE_EXECUTE_STACK.
11743 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11744 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11745 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11746 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11747 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
11748 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11749 (sparc64_initialize_trampoline): Likewise.
11750 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
11752 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
11754 * langhooks.h (builtin_function): New langhook.
11755 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
11756 (LANG_HOOKS_INITIALIZER): Update.
11757 * tree.h (builtin_function): Remove.
11758 * doc/tm.texi: Update.
11759 * c-tree.h (builtin_function): Declare.
11760 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
11761 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
11762 config/ia64/ia64.c, config/iq2000/iq2000.c,
11763 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
11764 config/stormy16/stormy16.c: All callers of builtin_function
11765 changed.
11767 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
11769 PR target/16556
11770 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
11771 Remove white space after the backslash.
11773 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11775 PR rtl-optimization/16294
11776 * resource.c (return_insn_p): New predicate.
11777 (mark_target_live_regs): Use it. Special-case return insns.
11778 (init_resource_info): Use it. Don't scan the epilogue past
11779 a return.
11781 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11783 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
11784 destroy dominance information.
11785 * passes.c (rest_of_handle_loop2): Free dominance information.
11786 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
11787 jump threading.
11788 (thread_jumps): Update dominance information and remove unreachable
11789 blocks.
11790 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
11791 information and remove the unreachable block.
11793 2004-07-17 Graham Stott <graham.stott@btinternet.com>
11795 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
11797 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
11799 * doc/sourcebuild.texi: Remove libf2c entry.
11801 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
11803 * config/i386/i386.md (movv16qi_internal): Fix typo.
11805 2004-07-17 Steven Bosscher <stevenb@suse.de>
11807 * final.c (final_scan_insn): Fix broken commit from previous
11808 patch.
11810 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
11812 * c-typeck.c (parser_build_binary_op): Condition warnings for
11813 X<=Y<=Z on -Wparentheses instead of -Wextra.
11814 * doc/invoke.texi: Update. Document that most of -Wparentheses is
11815 supported for C only.
11817 2004-07-17 Steven Bosscher <stevenb@suse.de>
11819 * cfgcleanup.c (try_simplify_condjump): Don't remove line
11820 notes to avoid unreachable code warnings.
11821 * toplev.c (backend_init): Don't emit line notes for
11822 unreachable code warnings.
11824 * combine.c (distribute_notes): Don't distribute a
11825 REG_VTABLE_REF note.
11826 * final.c (final_scan_insn): Don't handle it.
11827 * rtl.c (reg_note_name): Remove it.
11828 * rtl.h (enum reg_node): Dito.
11830 * emit-rtl.c (force_line_numbers, restore_line_number_status):
11831 Remove.
11832 * rtl.h (force_line_numbers, restore_line_number_status):
11833 Remove prototypes.
11835 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
11836 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
11837 (using_eh_for_cleanups): Also moved here.
11839 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
11840 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
11841 to expand_start_case and add_case_node.
11842 * stmt.c (struct nesting): Cleanup unused fields condition_code,
11843 last_unconditional_cleanup, nominal_type, printname, and
11844 line_number_status.
11845 (struct fixup_goto): Remove.
11846 (struct stmt_status): Remove x_goto_fixup_chain field.
11847 (goto_fixup_chain): Remove.
11848 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
11849 pushcase, pushcase_range): Remove.
11850 (expand_start_bindings_and_block): Don't set unused fields in
11851 the nesting stack.
11852 (expand_start_case, add_case_node): Cleanup unused formal arguments.
11853 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
11854 instead of emit_jump_if_reachable.
11855 (emit_case_nodes): Likewise.
11856 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
11857 static.
11858 (update_eh_label): Work around left-over exception handing regions.
11859 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
11860 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
11861 (pass_cleanup_cfg_post_optimizing): New pass.
11862 (init_tree_optimization_passes): Run the new pass after all
11863 optimizations.
11864 * tree.h (pushcase, pushcase_range): Remove prototypes.
11865 (expand_start_case, add_case_node): Update prototypes.
11867 2004-07-16 Krister Walfridsson <cato@df.lth.se>
11869 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
11871 2004-07-16 Richard Henderson <rth@redhat.com>
11873 * builtins.c (std_expand_builtin_va_arg): Remove.
11874 (expand_builtin_va_arg): Remove.
11875 * expr.h: Don't declare them.
11876 * gimplify.c (mark_decls_volatile_r): Remove.
11877 (copy_if_shared_r): Don't call it.
11878 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
11879 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
11880 * gimple-low.c (lower_stmt): Likewise.
11881 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
11882 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
11883 * tree-ssa-operands.c (get_expr_operands): Likewise.
11884 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
11885 EXPAND_BUILTIN_VA_ARG.
11886 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
11887 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
11888 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
11889 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
11891 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
11893 * tree-ssa-pre.c (insert_aux): Break out if we hit
11894 a critical edge.
11896 2004-07-16 Richard Henderson <rth@redhat.com>
11898 * basic-block.h (remove_fake_exit_edges): Declare.
11899 * cfganal.c (remove_fake_predecessors): Rename from
11900 remove_fake_successors; iterate over predecessors.
11901 (remove_fake_exit_edges): New.
11902 * cfgcleanup.c (try_optimize_cfg): Use it.
11903 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
11904 * predict.c (estimate_probability): Likewise.
11905 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
11906 * tree-cfg.c (make_edges): Likewise.
11907 * tree-ssa-pre.c (fini_pre): Likewise.
11908 * profile.c (instrument_edges): Don't remove_fake_edges.
11909 (branch_prob): Do it earlier here.
11911 2004-07-16 Richard Henderson <rth@redhat.com>
11913 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
11914 switchification wrt CONSTRUCTOR. Document the reason.
11916 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
11918 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
11919 that prevented descriptive __mf_check source location strings.
11921 2004-07-16 Richard Henderson <rth@redhat.com>
11923 * tree-def (WITH_SIZE_EXPR): New.
11924 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
11925 * expr.c (expand_expr_real_1): Likewise.
11926 * gimplify.c (maybe_with_size_expr): New.
11927 (gimplify_arg, gimplify_modify_expr): Use it.
11928 (gimplify_modify_expr_to_memcpy): Take size parameter.
11929 (gimplify_modify_expr_to_memset): Likewise.
11930 (gimplify_expr): Handle WITH_SIZE_EXPR.
11931 * tree-alias-common.c (find_func_aliases): Likewise.
11932 * tree-eh.c (tree_could_trap_p): Likewise.
11933 (tree_could_throw_p): Likewise.
11934 * tree-gimple.c (is_gimple_lvalue): Likewise.
11935 (get_call_expr_in): Likewise.
11936 * tree-inline.c (estimate_num_insns_1): Likewise.
11937 (expand_calls_inline): Likewise.
11938 * tree-nested.c (convert_call_expr): Likewise.
11939 * tree-pretty-print.c (dump_generic_node): Likewise.
11940 * tree-sra.c (sra_walk_expr): Likewise.
11941 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
11942 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
11943 * tree-ssa-operands.c (get_expr_operands): Likewise.
11944 * tree-tailcall.c (find_tail_calls): Likewise.
11946 * calls.c (expand_call): Reset old_stack_allocated after
11947 calling emit_stack_restore.
11949 2004-07-16 Richard Henderson <rth@redhat.com>
11951 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
11952 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
11953 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
11954 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11955 copy_res_decl_for_inlining.
11957 * tree-inline.c (declare_return_variable): New modify_dest argument.
11958 Use it as the return value, when possible or manditory. Handle
11959 TREE_ADDRESSABLE types.
11960 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
11961 replacement of CALL_EXPR.
11963 2004-07-16 Richard Henderson <rth@redhat.com>
11965 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
11966 * gimple-low.c (expand_var_p): Don't check it.
11967 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
11968 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
11969 * tree-ssa-operands.c (add_stmt_operand): Likewise.
11970 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
11971 (find_referenced_vars): Don't call them.
11972 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
11974 2004-07-16 Richard Henderson <rth@redhat.com>
11976 * function.c (pass_by_reference): True for all variable sized types.
11978 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
11980 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
11981 * tree-pretty-print.c: Include tree-chrec.h.
11982 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
11983 and POLYNOMIAL_CHREC nodes.
11985 2004-07-16 Steve Ellcey <sje@cup.hp.com>
11987 * builtins.c (expand_builtin_stpcpy): Do not create temporary
11988 reg with VOIDmode.
11990 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
11992 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
11994 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
11996 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
11997 to BASE_REGNUM.
11998 * config/s390/s390.c: Likewise.
11999 * config/s390/s390.h: Likewise.
12001 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12003 * config/mips/mips.md (addsi3, adddi3): Remove special handling
12004 of $sp adds. Remove REGNO checks from mips16 patterns.
12006 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12008 * config/mips/mips.md: Delete outdated comment.
12010 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12012 * config/mips/mips.c (get_float_compare_codes): Delete.
12013 (mips_emit_compare): New function, mostly extracted from
12014 get_float_compare_codes and gen_conditional_branch.
12015 (gen_conditional_branch, gen_conditional_move): Use it.
12017 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
12019 * genautomata.c (add_vect): Speedup by using integers as
12020 bit-vectors for walking through the comb_vect and finding
12021 a match.
12023 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12025 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
12026 operand is an uns_arith_operand; use subtraction otherwise.
12027 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
12028 not just arith_operands.
12030 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12032 * config/mips/mips-protos.h (gen_int_relational): Delete.
12033 (mips_emit_scc): Declare.
12034 * config/mips/mips.c (internal_test): Delete.
12035 (sle_operand, sleu_operand): New functions.
12036 (map_test_to_internal_test, gen_int_relational): Delete.
12037 (mips_emit_binary, mips_relational_operand_ok_p)
12038 (mips_emit_int_relational, mips_zero_if_equal)
12039 (mips_emit_scc): New functions.
12040 (gen_conditional_branch): Rework to use mips_emit_int_relational.
12041 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
12042 sleu_operand.
12043 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
12044 (sltu, sleu): Use mips_emit_scc.
12045 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
12046 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
12047 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
12049 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12051 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
12053 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12055 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
12056 (*sne_[sd]i): Likewise sne_[sd]i_zero.
12057 (*sgt_[sd]i): ...and sgt_[sd]i.
12058 (*slt_[sd]i): ...and slt_[sd]i.
12059 (*sgtu_[sd]i): ...and sgtu_[sd]i.
12060 (*sltu_[sd]i): ...and sltu_[sd]i.
12061 (*sleu_[sd]i): ...and sleu_[sd]i_const.
12062 Name previously unnamed mips16 patterns. Formatting fixes.
12064 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12066 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
12067 (branch_type): Delete.
12068 (gen_conditional_branch, gen_conditional_move)
12069 (mips_gen_conditional_trap): Update after name change. Get the
12070 comparison mode from cmp_operands[0].
12071 * config/mips/mips.h (cmp_type, branch_type): Delete.
12072 (cmp_operands): Renamed from branch_cmp.
12073 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
12074 name change. Don't set branch_type.
12075 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
12076 mode class of cmp_operands[0] rather than branch_type. Update after
12077 name change.
12079 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12081 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
12082 of 0...255 to 0 when inside a SET.
12084 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
12086 * config/mips/mips.md: Remove mips16 define_peepholes.
12088 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
12090 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
12091 (fini_pre): Remove fake edges.
12093 2004-07-15 Richard Henderson <rth@redhat.com>
12095 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
12096 (get_indirect_ref_operands, get_call_expr_operands): ... these.
12098 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
12100 * vec.h (VEC_address): New function.
12102 2004-07-14 Jason Merrill <jason@redhat.com>
12104 PR middle-end/15885
12105 * gimplify.c (gimplify_arg): New fn, split out from...
12106 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
12108 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
12110 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
12111 generate code which is generated by pushqi1 now
12112 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
12114 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
12116 * combine.c (simplify_set): match the mode of the constant 0 with
12117 the tested operand to match the compare behaviour and the
12118 simplify_relational_operation() expectation.
12120 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
12122 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
12123 ("bordered"): Same.
12125 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
12127 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
12128 unconditionally.
12129 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
12131 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
12133 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
12134 calls in mips16 code.
12136 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
12138 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
12139 the destination of the li as well as for the neg.
12141 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
12143 g++/15861
12144 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
12145 * cgraph.h: Update declaration.
12146 * c-decl.c (build_cdtor): Update call with default priority.
12147 * coverage.c (create_coverage): Ditto.
12148 * tree-mudflap.c (mf_init_fndecl): New tree.
12149 (mudflap_init): Set it.
12150 (mudflap_register_call): Arrange to call __mf_init before the first
12151 __mf_register call.
12152 (mudflap_finish_file): Mark the mudflap static initializer as extra
12153 high priority, to beat all C++ static constructors.
12155 2004-07-15 Jeff Law <law@redhat.com>
12157 * loop.c (check_insn_for_givs): Restore check for code labels that was
12158 accidentally deleted by a recent checkin.
12160 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
12162 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
12163 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
12165 2004-07-14 Richard Henderson <rth@redhat.com>
12167 * print-tree.c (print_node): Fix casts last change.
12169 2004-07-15 Paul Brook <paul@codesourcery.com>
12171 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
12172 to TARGET_UNWIND_INFO.
12173 * except.c (output_function_exception_table): Ditto.
12174 * except.h: Ditto.
12175 * opts.c (decode_options): Ditto.
12176 * passes.c (rest_of_handle_final): Ditto.
12177 * final.c (final_start_function): Ditto.
12178 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
12179 target hook.
12180 * targhooks.h (default_unwind_emit): Declare.
12181 * targhooks.c (default_unwind_emit): New function.
12182 * target-def.h: Define and use TARGET_UNWIND_EMIT.
12183 * target.h (struct gcc_target): Add unwind_emit.
12184 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
12185 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
12186 Remove IA64_UNWIND_EMIT.
12187 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
12189 2004-07-14 Richard Henderson <rth@redhat.com>
12191 * print-tree.c (print_node): Handle SSA_NAME.
12193 2004-07-14 James E Wilson <wilson@specifixinc.com>
12195 PR target/16325
12196 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
12197 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
12199 2004-07-15 Jakub Jelinek <jakub@redhat.com>
12201 * expr.c (expand_assignment): Reenable bitfield += optimizations.
12202 Use alias set 0 for memory, do proper mode calculations and adjust
12203 address for memories.
12205 2004-07-14 Per Bothner <per@bothner.com>
12207 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
12208 structure with extra column field.
12209 * tree.c (expand_location): Also fill in column field.
12210 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
12211 gets confused by the two conditionally-compiled definitions.
12213 2004-07-14 Eric Christopher <echristo@redhat.com>
12215 * calls.c (expand_call): Fix typo in comment.
12217 2004-07-14 Steve Ellcey <sje@cup.hp.com>
12219 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
12220 comparision of TFmode.
12222 2004-07-14 Richard Henderson <rth@redhat.com>
12224 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
12225 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
12226 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
12227 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12228 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
12229 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
12230 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12231 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
12232 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
12234 2004-07-14 Mike Stump <mrs@apple.com>
12236 * config/darwin.h (WINT_TYPE): Define to be int to match
12237 system header files.
12239 2004-07-14 Bob Wilson <bob.wilson@acm.org>
12241 * config/xtensa/xtensa.c (function_arg_advance): Check for args
12242 that must be passed in the stack.
12243 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
12244 arguments if the size is not a constant.
12246 2004-07-14 Per Bothner <per@bothner.com>
12248 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
12249 instead of EXPR_LOCUS in a boolean context, which is always true
12250 if --enable-mapped-location.
12251 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
12253 2004-07-14 Richard Henderson <rth@redhat.com>
12255 * dominance.c (struct dom_info): Add fake_exit_edge.
12256 (init_dom_info): Allocate it.
12257 (free_dom_info): Free it.
12258 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
12259 in two passes.
12260 (calc_idoms): Honor fake_exit_edge.
12262 2004-07-13 Jason Merrill <jason@redhat.com>
12264 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
12265 (rhs_test_for): New fn.
12266 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
12267 * tree-gimple.h: Declare them.
12268 * gimplify.c (gimplify_modify_expr): Use the new fns.
12270 2004-07-14 Richard Henderson <rth@redhat.com>
12272 * config/arm/arm-protos.h (arm_va_arg): Remove.
12273 * config/arm/arm.c (arm_va_arg): Remove.
12274 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
12275 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
12277 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12279 * pa.c (fix_range): New function to mark a range(s) of registers as
12280 fixed registers.
12281 (override_options): Call fix_range if the -mfixed-range option string
12282 is not empty.
12283 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
12284 * doc/invoke.texi (-mfixed-range): Document new option.
12286 2004-07-14 David Edelsohn <edelsohn@gnu.org>
12288 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
12289 for TARGET_64BIT.
12290 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
12292 2004-07-14 Roger Sayle <roger@eyesopen.com>
12294 * expmed.c (expand_sdiv_pow2): New function to expand signed division
12295 by a positive power of two, split out from expand_divmod. Provide
12296 an alternate implementation when shifts are expensive. Lower the
12297 threshold for using a branchless implementation to BRANCH_COST >= 2.
12298 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
12300 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
12302 * tree-dfa.c (make_rename_temp): *Really* work just
12303 like create_tmp_var if called while outside SSA form.
12305 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
12307 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
12308 for division by zero.
12309 ("umodsi3"): Likewise.
12311 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
12313 * config/mips/mips.c (mips_output_move): When generating mips16 code,
12314 force loads of negative constants to be split.
12315 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
12316 Generalize SImode li/neg splitter to cope with other modes.
12318 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
12320 * expmed.c: Remove more references to QUEUED in the comments.
12321 * expr.c: Likewise.
12323 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
12325 Revert:
12326 2004-07-13 Richard Henderson <rth@redhat.com>
12327 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
12328 correctly.
12330 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
12332 * tree-dfa.c (make_rename_temp): Work just like
12333 create_tmp_var if called while outside SSA form.
12335 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
12337 * expr.c (enqueue_insn, finish_expr_for_function,
12338 protect_from_queue, queued_subexp_p, mark_queue,
12339 emit_insns_enqueued_after_mark, emit_queue,
12340 expand_increment): Remove.
12341 (store_constructor): Expand increment as an assignment.
12342 (expand_expr_real_1 <case PREINCREMENT_EXPR,
12343 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
12344 case POSTDECREMENT_EXPR>): Abort.
12345 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
12346 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
12347 protect_from_queue, emit_queue, queued_subexp_p): Remove.
12348 * function.h (pending_chain, x_pending_chain): Remove.
12349 * rtl.def (QUEUED): Remove.
12351 * emit-rtl.c (copy_insn_1, copy_most_rtx,
12352 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
12353 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
12354 encode_units_mask): Likewise.
12355 * local-alloc.c (equiv_init_varies_p): Likewise.
12356 * rtl.c (copy_rtx): Likewise.
12357 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
12358 * simplify-rtx.c (simplify_gen_subreg): Likewise.
12359 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
12361 * builtins.c (expand_builtin, expand_builtin_apply,
12362 expand_builtin_mathfn, expand_builtin_mathfn_2,
12363 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
12364 Remove calls to emit_queue and protect_from_queue.
12365 * calls.c (expand_call, precompute_arguments,
12366 precompute_register_parameters, rtx_for_function_call,
12367 store_one_arg): Likewise.
12368 * dojump.c (do_compare_and_jump, do_jump): Likewise.
12369 * explow.c (memory_address): Likewise.
12370 * expmed.c (clear_by_pieces_1, clear_storage,
12371 clear_storage_via_libcall, emit_group_load,
12372 emit_group_store, emit_store_flag,
12373 expand_expr_real_1, store_by_pieces,
12374 store_constructor, store_expr, try_casesi,
12375 try_tablejump): Likewise.
12376 * function.c (expand_pending_sizes): Likewise.
12377 * optabs.c (emit_cmp_and_jump_insns,
12378 emit_conditional_add, emit_conditional_move,
12379 expand_fix, expand_float, prepare_cmp_insn): Likewise.
12380 * stmt.c (emit_case_bit_tests,
12381 expand_asm_expr, expand_computed_goto,
12382 expand_decl_init, expand_end_case_type,
12383 expand_end_stmt_expr, expand_expr_stmt_value,
12384 expand_return, expand_start_case,
12385 optimize_tail_recursion): Likewise.
12386 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12387 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
12389 2004-07-14 Ben Elliston <bje@au.ibm.com>
12391 * vec.h: Comment fix.
12393 2004-07-13 Richard Henderson <rth@redhat.com>
12395 * target.h (struct gcc_target): Add calls.pass_by_reference.
12396 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
12397 * function.c (pass_by_reference): Use the hook.
12398 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
12399 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
12400 (hook_pass_by_reference_must_pass_in_stack): New.
12401 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
12402 (alpha_pass_by_reference): New.
12403 (TARGET_PASS_BY_REFERENCE): New.
12404 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12405 * config/arc/arc.c (arc_pass_by_reference): New.
12406 (TARGET_PASS_BY_REFERENCE): New.
12407 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12408 (FUNCTION_ARG_CALLEE_COPIES): True.
12409 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
12410 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
12411 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
12412 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12413 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12414 * config/cris/cris.c (cris_pass_by_reference): New.
12415 (TARGET_PASS_BY_REFERENCE): New.
12416 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
12417 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
12418 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12419 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
12420 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12421 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
12422 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
12423 (frv_function_arg_pass_by_reference): Remove.
12424 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12425 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
12426 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
12427 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
12428 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12429 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
12430 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
12431 (ia64_pass_by_reference): Rename from
12432 ia64_function_arg_pass_by_reference.
12433 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12434 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12435 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
12436 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
12437 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
12438 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12439 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12440 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
12441 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
12442 (m32r_pass_by_reference): Adjust prototype. Make static.
12443 Handle mode sizes correctly.
12444 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12445 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
12446 (m68hc11_function_arg_pass_by_reference): Remove.
12447 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12448 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12449 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
12450 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12451 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
12452 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
12453 (mips_va_arg): Use pass_by_reference.
12454 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
12455 Handle mode sizes correctly.
12456 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12457 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12458 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
12459 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
12460 (mmix_pass_by_reference): Rename from
12461 mmix_function_arg_pass_by_reference.
12462 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12463 (FUNCTION_ARG_CALLEE_COPIES): True.
12464 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
12465 (mn10300_pass_by_reference): New.
12466 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12467 (FUNCTION_ARG_CALLEE_COPIES): True.
12468 * config/pa/pa.c (pa_pass_by_reference): New.
12469 (TARGET_PASS_BY_REFERENCE): New.
12470 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12471 (FUNCTION_ARG_CALLEE_COPIES): True.
12472 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
12473 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
12474 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
12475 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12476 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
12477 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
12478 (s390_pass_by_reference): Rename from
12479 s390_function_arg_pass_by_reference.
12480 (s390_function_arg_advance): Don't query pass-by-ref.
12481 (s390_function_arg): Likewise.
12482 (s390_gimplify_va_arg): Use pass_by_reference.
12483 (s390_call_saved_register_used): Likewise.
12484 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12485 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
12486 (shcompact_byref, sh_pass_by_reference): New.
12487 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12488 (SHCOMPACT_BYREF): Remove.
12489 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
12490 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
12491 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
12492 (sparc_gimplify_va_arg): Use pass_by_reference.
12493 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12494 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12495 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
12496 (v850_pass_by_reference): New.
12497 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12498 (FUNCTION_ARG_CALLEE_COPIES): True.
12499 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
12500 FUNCTION_ARG_PASS_BY_REFERENCE docs.
12502 2004-07-14 Richard Henderson <rth@redhat.com>
12503 Richard Sandiford <rsandifo@redhat.com>
12505 * config/mips/mips-protos.h (mips_va_arg): Delete.
12506 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
12507 * config/mips/mips.c: Include tree-gimple.h.
12508 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
12509 (mips_arg_info): Remove special handling of must_pass_in_stck args.
12510 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
12511 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
12513 2004-07-13 Bob Wilson <bob.wilson@acm.org>
12515 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
12516 arguments for COND_EXPR in big-endian adjustment code.
12518 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12520 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
12521 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
12522 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
12523 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
12525 2004-07-13 Diego Novillo <dnovillo@redhat.com>
12527 PR tree-optimization/16443
12528 * tree-ssa-alias.c: Add more description for
12529 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
12530 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
12531 clobbering of call-clobbered and addressable variables. If
12532 there are any before aliases have been computed, add them.
12534 2004-07-13 Diego Novillo <dnovillo@redhat.com>
12536 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
12537 verification.
12539 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
12541 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
12542 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
12543 to the same type.
12545 2004-07-13 Per Bothner <per@bothner.com>
12547 * collect2.c (main): Handle --no-demangle and --demangle flags.
12549 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
12551 * Makefile.in (OBJS-common): Add tree-data-ref.o.
12552 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
12553 (tree-data-ref.o): New rule.
12554 * lambda.h: New file.
12555 * tree-data-ref.c: New file.
12556 * tree-data-ref.h: New file.
12557 * tree.c (int_cst_value, tree_fold_gcd): New functions.
12558 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
12560 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12562 PR target/13926
12563 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
12564 * config/sparc/sparc.c (output_ubranch): New function.
12565 * config/sparc/sparc.md (jump pattern): Use it.
12567 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12569 PR target/16494
12570 * config/sparc/sparc.c (output_cbranch): Properly guard
12571 the code handling far branches with TARGET_V9.
12572 * config/sparc/sparc.md (length attribute): Document the
12573 side-effect of having a length greater or equal to 3.
12575 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12576 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
12578 PR target/15186
12579 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
12580 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
12582 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12583 Martin Sebor <sebor@roguewave.com>
12585 PR target/12602
12586 * doc/invoke.texi (SPARC options): Document -threads
12587 and -pthreads on Solaris.
12589 2004-07-13 Richard Henderson <rth@redhat.com>
12591 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
12592 by reference.
12593 (ind_gimplify_va_arg_expr): Remove.
12594 * tree.h (ind_gimplify_va_arg_expr): Remove.
12595 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
12596 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
12597 argsp to be null.
12599 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
12600 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
12601 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
12602 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
12603 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
12605 2004-07-13 Richard Henderson <rth@redhat.com>
12607 * function.c (pass_by_reference): New.
12608 (assign_parm_find_data_types): Use it.
12609 * calls.c (initialize_argument_information): Likewise.
12610 (emit_library_call_value_1): Likewise.
12611 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12612 * function.h (pass_by_reference): Declare.
12614 2004-07-13 Richard Henderson <rth@redhat.com>
12616 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
12617 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
12618 * expr.h (MUST_PASS_IN_STACK): Remove.
12619 * system.h (MUST_PASS_IN_STACK): Poison.
12620 * tree.h (must_pass_in_stack_var_size): Declare.
12621 (must_pass_in_stack_var_size_or_pad): Declare.
12622 * calls.c (must_pass_in_stack_var_size): New.
12623 (must_pass_in_stack_var_size_or_pad): Rename from
12624 default_must_pass_in_stack.
12625 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
12626 (TARGET_MUST_PASS_IN_STACK): New.
12627 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
12628 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
12629 (TARGET_MUST_PASS_IN_STACK): New.
12630 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
12631 * config/frv/frv.c (frv_must_pass_in_stack): New.
12632 (TARGET_MUST_PASS_IN_STACK): New.
12633 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
12634 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
12635 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
12636 (ix86_must_pass_in_stack): Make static.
12637 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
12638 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
12639 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
12640 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
12641 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
12642 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
12643 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
12644 (mcore_must_pass_on_stack): Remove.
12645 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
12646 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
12647 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
12648 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
12649 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
12650 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
12651 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
12652 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
12653 (TARGET_MUST_PASS_IN_STACK): New.
12654 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
12655 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
12656 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
12657 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
12658 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
12659 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
12660 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
12661 MUST_PASS_IN_STACK.
12663 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
12664 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
12665 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
12666 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
12667 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
12668 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
12669 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
12670 config/xtensa/xtensa.c: Use target hook.
12672 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
12674 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
12675 * configure: Rebuilt.
12677 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
12679 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
12680 * config/mips/mips.h (mips_reg_names): Don't declare.
12681 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
12682 (TARGET_NAME_REGS): Delete.
12683 (TARGET_SWITCHES): Remove -mrnames.
12684 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
12685 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
12686 in REGISTER_NAMES.
12687 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
12688 (override_options): Remove handling of TARGET_NAME_REGS.
12690 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
12692 * config/mips/mips.h (TARGET_*): Boolify.
12694 2004-07-12 Nick Clifton <nickc@redhat.com>
12696 * config.gcc: Add sh-*-symbianelf target.
12697 * config/sh/sh.c: Add new target macros:
12698 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
12699 TARGET_CXX_IMPORT_EXPORT_CLASS.
12700 (sh_file_start): Create a definition of the .directive section.
12701 (sh_attribute): Add dllimport and dllexport attributes.
12702 * config/sh/symbian-pre.h: New file.
12703 * config/sh/symbian-post.h: New file.
12704 * config/sh/symbian.c: New file. Contains Symbian specific
12705 functions.
12706 * config/sh/sh-protos.h: Add prototypes for new functions
12707 provided by symbian.c.
12708 * config/sh/t-symbian: New file.
12709 * doc/extend.texi: Document support for dllimport and dllexport
12710 attributes by the sh-symbianelf target.
12712 2004-07-12 James E Wilson <wilson@specifixinc.com>
12714 * Makefile.in (AR): Use @AR@ not ar.
12715 (NM): New.
12716 (AR_FOR_TARGET): Use $(AR) not ar for native.
12717 (NM_FOR_TARGET): Use $(NM) not nm for native.
12718 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
12719 * configure: Regenerate.
12721 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
12723 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
12724 special case.
12725 (ashldi3_sp64): Likewise.
12727 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12729 PR target/16477
12730 * pa.c (function_arg): Update comment.
12731 * pa.h (BLOCK_REG_PADDING): Define.
12733 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12735 PR tree-optimization/16461
12736 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
12737 arguments of phi nodes.
12739 2004-07-12 Devang Patel <dpatel@apple.com>
12741 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
12743 2004-07-12 Steve Ellcey <sje@cup.hp.com>
12745 * function.c (expand_function_start): Ensure r_save is in Pmode.
12746 * calls.c (prepare_call_address): Ensure static_chain_value is
12747 in Pmode.
12748 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
12749 r_save_area are in Pmode.
12750 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
12751 fnaddr, and static_chain are in Pmode.
12753 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
12755 PR target/16445
12756 * config/ia64/ia64.c (bundling): Don't count ignored insns.
12758 2004-07-12 Richard Henderson <rth@redhat.com>
12760 * target.h (struct gcc_target): Move gimplify_va_arg_expr
12761 next to build_builtin_va_list.
12762 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
12763 * builtins.c (gimplify_va_arg_expr): Likewise.
12764 * gimplify.c (copy_if_shared_r): Likewise.
12766 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
12768 * passes.c (rest_of_decl_compilation): Don't defer call of
12769 assemble_variable if its DECL_RTL is already set.
12771 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
12773 * cfgloop.h (struct loop): Add nb_iterations field.
12774 (current_loops): Declare.
12775 * tree-chrec.c (chrec_not_analyzed_yet,
12776 chrec_dont_know, chrec_known, count_ev_in_wider_type,
12777 chrec_contains_symbols_defined_in_loop): Remove the temporary
12778 hooks.
12779 * tree-flow-inline.h (loop_containing_stmt): New function.
12780 * tree-scalar-evolution.c: Add implementation.
12781 * tree-scalar-evolution.h: Add declarations.
12783 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
12785 PR rtl-optimization/15921
12786 * Makefile.in (global.o): Add recog.h.
12788 * global.c (recog.h): Add the include-clause.
12789 (bb_info): New member earlyclobber.
12790 (allocate_bb_info, free_bb_info): Initialize/finish the new
12791 member.
12792 (earlyclobber_regclass, earlyclobber_regclass_length): The new
12793 global variables.
12794 (check_earlyclobber, regclass_intersect,
12795 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
12796 New functions.
12797 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
12798 (make_accurate_live_analysis): Modify pavin.
12800 2004-07-12 Diego Novillo <dnovillo@redhat.com>
12802 * tree-cfg.c (find_taken_edge): Statically compute the truth
12803 value of a predicate comparing an SSA_NAME to itself.
12805 2004-07-12 Roger Sayle <roger@eyesopen.com>
12807 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
12808 rs6000 doesn't have shift-and-add or shift-and-sub instructions
12809 by returning the cost of a multiplication plus an addition.
12811 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
12813 PR tree-optimization/14107
12814 * gimplify.c (gimplify_return_expr): Accept a
12815 RETURN_EXPR with an error argument.
12816 * tree-optimize.c (init_tree_optimization_passes):
12817 Run pass_warn_function_return at -O0.
12819 2004-07-12 Roger Sayle <roger@eyesopen.com>
12821 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
12822 index entry.
12824 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
12826 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
12827 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
12828 * config/mips/3000.md: Add copyright notice. Remove automota and
12829 function units; use generic ones instead. Only define reservations
12830 for things that are different from generic.md. Extend each clause
12831 to include r3900.
12832 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
12833 * config/mips/mips.md: Include them. Remove define_function_units.
12834 (alu, imuldiv): New automata and units.
12836 2004-07-12 Ben Elliston <bje@au.ibm.com>
12838 * doc/invoke.texi (Optimize Options): Document -frename-registers
12839 not being enabled by default at -O3.
12841 2004-07-11 Roger Sayle <roger@eyesopen.com>
12843 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
12844 floating point additions, to keep real immediate constant positive.
12845 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
12846 into X + C, and leave positive real constants as X - C.
12848 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12850 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
12852 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12854 PR tree-optimization/15654
12855 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
12857 2004-07-11 Roger Sayle <roger@eyesopen.com>
12859 * builtins.c (fold_builtin_fputs): Don't bother converting the
12860 return type to integer_type_node, as we've already checked that
12861 the result will be ignored.
12863 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
12864 that signed addition, subtraction, multiplication, division,
12865 remainder, negation and absolute value may potentially trap.
12867 * fold-const.c (fold_ignored_result): New function to strip
12868 non-side-effecting tree nodes from an expression whose result
12869 is ignored.
12870 (fold_convert): Call fold_ignored_result when casting a value
12871 to VOID_TYPE.
12872 (omit_one_operand): Call fold_ignored_result on the "omitted"
12873 operand when building a COMPOUND_EXPR.
12874 (pedantic_omit_one_operand): Likewise.
12875 * tree.h (fold_ignored_result): Prototype here.
12876 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
12877 when we're going to ignore the result.
12879 2004-07-11 Richard Henderson <rth@redhat.com>
12881 PR tree-opt/16383
12882 * tree-ssa-ccp.c (fold_stmt_r): Split out...
12883 * tree.c (fields_compatible_p, find_compatible_field): ... new.
12884 * tree.h (fields_compatible_p, find_compatible_field): Declare.
12885 * tree-sra.c (sra_hash_tree): Hash fields by offset.
12886 (sra_elt_eq): Use fields_compatible_p.
12887 (generate_one_element_ref): Use find_compatible_field.
12889 2004-07-11 Richard Henderson <rth@redhat.com>
12891 PR tree-opt/16422
12892 * tree-sra.c (generate_one_element_init): New.
12893 (generate_element_init): Use it.
12894 (scalarize_init): Push/pop gimplify context around it.
12895 (find_new_referenced_vars_1, find_new_referenced_vars): New.
12896 * gimplify.c (gimplify_expr): Allow SSA_NAME.
12898 2004-07-11 Roger Sayle <roger@eyesopen.com>
12900 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
12901 combine.c's combine_insn_cost.
12902 * rtl.h (insn_rtx_cost): Prototype here.
12903 * combine.c (combine_insn_cost): Delete function.
12904 (combine_validate_cost): Update callers of combine_insn_cost to
12905 call insn_rtx_cost instead.
12906 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
12907 requesting the rtx_cost of call and/or jump instructions.
12909 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
12910 rtx_cost directly. Don't request/use the cost of call or jump
12911 instructions. Return -1 if the cost of any instruction can't be
12912 determined (or the BB contains a function call).
12913 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
12914 -1 (i.e. can't determine the cost of any instruction or the basic
12915 block contains a subroutine call).
12916 (find_if_case_2): Likewise.
12918 2004-07-11 Roger Sayle <roger@eyesopen.com>
12920 * rs6000.c (struct processor_costs): Change semantics of fields to
12921 include the COST_N_INSNS scaling, and update all initializers.
12922 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
12923 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
12924 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
12925 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
12927 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12929 * LANGUAGES: Remove obsolete information.
12931 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12933 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
12934 SIGBUS signal frames, the PSW address points *to* the faulting
12935 instruction, not after it.
12937 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12939 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
12940 added to TLS symbol addresses.
12942 2004-07-11 Richard Henderson <rth@redhat.com>
12944 * expmed.c (init_expmed): Use stack-local structures for
12945 temporary rtl. Don't recognize shifts.
12947 2004-07-11 Richard Henderson <rth@redhat.com>
12949 * expr.c (store_expr): Don't fiddle subreg promotion for types
12950 with precision smaller than the mode.
12952 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12954 * tree.h (all_types_permanent): Remove.
12956 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12958 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
12959 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
12960 * langhooks.c (lhd_clear_binding_stack): Remove.
12961 * langhooks-def.h (lhd_clear_binding_stack,
12962 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
12963 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
12964 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
12965 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
12966 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
12967 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
12968 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
12969 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
12970 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
12971 * tree.h (poplevel): Don't declare.
12972 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
12973 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
12974 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
12975 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
12976 Remove.
12978 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12980 PR tree-optimization/16437
12981 * c-common.c (shorten_compare): Don't mark result of conversion to
12982 narrower signed type as overflowing.
12983 * fold-const.c (decode_field_reference): Determine whether
12984 signedness comes from outer type using precision rather than size.
12986 2004-07-11 Phil Edwards <phil@codesourcery.com>
12988 * configure.ac: Alphabetize --enable-checking list, add
12989 missing valgrind entry.
12990 * configure: Regenerate.
12992 2004-07-11 Phil Edwards <phil@codesourcery.com>
12994 * doc/install.texi (Testing): Fix syntax in "make check" example.
12996 2004-07-10 James E Wilson <wilson@specifixinc.com>
12998 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
13000 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13002 PR rtl-optimization/16001
13003 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
13004 niter_expr.
13006 2004-07-10 Geoffrey Keating <geoffk@apple.com>
13008 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
13010 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
13011 James Morrison <phython@gcc.gnu.org>
13013 * doc/contrib.texi (Contributors): Add gfortran contributors and
13014 fix a couple of typos.
13016 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13018 PR rtl-optimization/15387
13019 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
13020 to incoming args space correctly.
13022 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13024 * pa.c (output_indirect_call): Only use %r2 as the link register in
13025 indirect calls with the long PA 2.0 pc-relative branch.
13027 2004-07-10 Daniel Jacobowitz <dan@debian.org>
13029 * config/i386/i386.c (override_options): Pick a 64-bit CPU
13030 for the default tuning if TARGET_64BIT.
13032 2004-07-10 Richard Henderson <rth@redhat.com>
13034 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
13035 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
13037 2004-07-10 Jakub Jelinek <jakub@redhat.com>
13039 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
13040 * expmed.c (store_bit_field, extract_bit_field): Remove last
13041 argument.
13042 * builtins.c (expand_builtin_signbit): Adjust callers.
13043 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
13044 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
13045 * ifcvt.c (noce_emit_move_insn): Likewise.
13046 * stmt.c (expand_return): Likewise.
13047 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
13048 store_field, expand_expr_real_1): Likewise.
13050 2004-07-10 Richard Henderson <rth@redhat.com>
13052 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
13054 2004-07-09 Mike Stump <mrs@apple.com>
13056 * config/darwin.c (no_dead_strip): Add.
13057 (HAVE_DEAD_STRIP): Add.
13058 (darwin_emit_unwind_label): Ensure that we don't dead code strip
13059 the .eh label.
13061 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13063 * tree-ssa-loop-im.c: New file.
13064 * Makefile.in (tree-ssa-loop-im.o): Add.
13065 * cfgloop.c (superloop_at_depth): New function.
13066 * cfgloop.h (superloop_at_depth): Declare.
13067 * common.opt (ftree-lim): New flag.
13068 * expr.c (array_ref_up_bound): New function.
13069 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
13070 * timevar.def (TV_LIM): New timevar.
13071 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
13072 computing immediate uses of a phi node.
13073 * tree-flow.h (struct tree_ann_common_d): Add aux field.
13074 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
13075 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
13076 * tree-pass.h (pass_lim): Declare.
13077 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
13078 functions.
13079 (pass_lim): New pass structure.
13080 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
13081 * tree.c (in_array_bounds_p): New function.
13082 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
13083 (in_array_bounds_p, array_ref_up_bound): Declare.
13084 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
13085 * doc/passes.texi (tree-ssa-loop-im.c): Document.
13087 2004-07-09 Richard Henderson <rth@redhat.com>
13089 * builtins.c (expand_builtin_stpcpy): Don't modify len.
13091 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
13092 with prejudice.
13094 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
13096 * flags.h: Delete redundant prototypes that are being generated
13097 in options.h from common.opt.
13098 * common.opt: Add in the expository comments formerly in flags.h.
13100 2004-07-09 Jan Beulich <jbeulich@novell.com>
13102 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
13103 available for use only when TARGET_MMX/_SSE is set, and check for
13104 variable argument function if any register count is non-zero.
13105 (function_arg): Correctly suppress repeated warnings for passing SSE
13106 vectors are arguments without SSE enabled.
13107 (ix86_function_arg_boundary): Without SSE enabled, the use of what
13108 would be SSE register modes does no longer influence the alignment.
13110 2004-07-09 Richard Henderson <rth@redhat.com>
13112 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
13113 Always align upward to arg boundary. Use size_in_bytes/round_up.
13114 Maintain type-correctness of constants.
13115 * stor-layout.c (round_up, round_down): Special-case powers of 2.
13117 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
13119 * config/sparc/sparc.c (*_costs): Scale instruction costs
13120 by COSTS_N_INSNS.
13121 (sparc_rtx_costs): Adjust as appropriate.
13123 2004-07-09 Jan Beulich <jbeulich@novell.com>
13125 * config/i386/mm3dnow.h: New.
13126 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
13128 2004-07-09 Richard Henderson <rth@redhat.com>
13130 * simplify-rtx.c (simplify_const_relational_operation): Only
13131 look at bounds of scalar integers.
13133 2004-07-09 Jan Beulich <jbeulich@novell.com>
13135 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
13137 2004-07-09 Andrew Pinski <apinski@apple.com>
13139 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
13140 always referenced.
13141 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
13142 UOBJC_METACLASS_decl.
13144 2004-07-09 James E Wilson <wilson@specifixinc.com>
13146 PR target/16364
13147 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
13148 do return a parallel if hfa_mode == XFmode and mode == TImode.
13150 2004-07-09 Jan Beulich <jbeulich@novell.com>
13152 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
13153 permissible for unary plus.
13155 2004-07-09 Jan Beulich <jbeulich@novell.com>
13157 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
13158 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
13159 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
13160 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
13161 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
13162 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
13163 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
13164 (BUILTIN_xxxIMAX): New.
13165 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
13166 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
13167 BUILT_IN_PARITYIMAX.
13169 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
13171 * config/sparc/sparc.h (processor_costs): Define.
13172 (sparc_costs): Declare.
13173 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
13174 hypersparc_costs, sparclet_costs, ultrasparc_costs,
13175 ultrasparc3_costs): New.
13176 (sparc_override_options): Set sparc_costs as appropriate.
13177 (sparc_rtx_costs): Use sparc_costs instead of messy
13178 conditionals.
13180 2004-07-09 Steven Bosscher <stevenb@suse.de>
13182 * doc/md.texi (Processor pipeline description): Mention that
13183 the old pipeline description is deprecated.
13185 * config/rs6000/7450.md (automaton ppc7450): Split up, move
13186 mciu_7450 function unit to...
13187 (automaton ppc7450mciu): ...new automaton.
13189 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
13190 (schedule_block): Don't consider inserting bubbles.
13191 (sched_init): Don't initialize DFA bubbles.
13192 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
13193 TARGET_SCHED_DFA_BUBBLE): Remove.
13194 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
13195 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
13196 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
13198 * stmt.c (conditional_context): Remove prototype.
13199 * tree.h (conditional_context): Remove.
13200 * tree-cfg.c (pre_insert_on_edge): Remove.
13202 * c-common.h (c_expand_asm_operands): Remove prototype.
13203 * c-typeck.c (c_expand_asm_operands): Remove.
13205 2004-07-09 Jan Beulich <jbeulich@novell.com>
13207 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
13208 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
13209 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
13210 and V8QI are class SSE. All sufficiently small remaining vector modes
13211 must be passed in one or two integer registers.
13212 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
13213 returned in memory.
13214 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
13215 __builtin_ia32_pmuludq128 have non-uniform argument and return types
13216 and must thus be handled explicitly.
13217 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
13218 MMX and XMM regs.
13219 (movv8qi_internal, movv4hi_internal, movv2si_internal,
13220 movv2sf_internal): Permit moving between MMX and XMM registers (since
13221 MMX areguments and return values are passed in XMM registers).
13222 (sse2_umulsidi3): Correct type and mode.
13224 2004-07-09 Richard Henderson <rth@redhat.com>
13226 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
13228 2004-07-09 Eric Christopher <echristo@redhat.com>
13230 * config/rs6000/40x.md: Split into two automatons.
13232 2004-07-09 Zack Weinberg <zack@codesourcery.com>
13233 Andrew Pinski <apinski@apple.com>
13235 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
13236 on when we have more than one input file.
13237 (c_common_parse_file): Restore loop over all input files.
13238 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
13240 * c-decl.c (set_type_context): New function.
13241 (pop_scope): Use it to set context of types. When we
13242 encounter a TYPE_DECL, set the context of the attached type too.
13243 (pop_file_scope): Don't call cpp_undef_all here.
13244 (diagnose_mismatched_decls): Do not complain about a second
13245 definition of an 'extern inline' function if it's not in the
13246 same translation unit. Do not complain about inline
13247 declaration after use if the use was in a different
13248 translation unit.
13249 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
13250 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
13251 the external scope.
13252 (pushdecl_top_level): Likewise.
13253 (grokdeclarator): Clarify what is going on with setting
13254 DECL_EXTERNAL on function types, a little.
13255 (c_write_global_declarations): Don't do anything if
13256 -fsyntax-only or errors have been encountered.
13258 2004-07-09 Zack Weinberg <zack@codesourcery.com>
13260 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
13262 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13264 PR target/16459
13265 * pa.c (output_indirect_call): Use %r2 as the link register when
13266 calling $$dyncall with a pc-relative branch.
13268 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
13270 * doc/install.texi (Binaries): Mention OpenPKG.
13272 2004-07-09 Diego Novillo <dnovillo@redhat.com>
13274 Fix PR tree-optimization/15555
13275 * tree-dfa.c (dump_variable): If the variable is a pointer
13276 SSA_NAME, also dump its points-to information.
13277 * tree-flow.h (struct ptr_info_def): Add field
13278 is_dereferenced.
13279 (dump_points_to_info_for): Declare.
13280 (debug_points_to_info_for): Declare.
13281 * tree-optimize.c (init_tree_optimization_passes): Add a
13282 second alias analysis pass after DOM2.
13283 Move pass_del_pta to a later spot.
13284 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
13285 create a name tags when we find a dereferenced pointer. Just
13286 mark the pointer dereferenced.
13287 (collect_points_to_info_for): Move code to clear points-to
13288 information to create_name_tags.
13289 (create_name_tags): New function.
13290 (compute_flow_sensitive_aliasing): Call it.
13291 (setup_pointers_and_addressables): Mark type tags for renaming
13292 here instead of ...
13293 (create_memory_tag): ... here.
13294 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
13295 (dump_points_to_info_for): Declare extern.
13296 (debug_points_to_info_for): New function.
13298 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
13300 * config/arc/arc.md: Switch to DFA-based scheduler description.
13301 * config/arc/arc.c: Switch to DFA-based scheduler description.
13303 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
13305 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
13306 pointer.
13308 2004-07-09 Richard Henderson <rth@redhat.com>
13310 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
13311 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13312 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
13313 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
13315 * config/v850/v850-protos.h (v850_va_arg): Remove.
13316 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13317 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
13318 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
13319 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
13320 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
13322 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
13324 PR target/12133
13325 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
13326 and DImode to use +/-4k offset.
13328 2004-07-09 Richard Henderson <rth@redhat.com>
13330 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
13331 Remove.
13332 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13333 (xstormy16_gimplify_va_arg_expr): Rewrite from
13334 xstormy16_expand_builtin_va_arg.
13335 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
13337 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
13338 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
13340 * config/sh/sh-protos.h (sh_va_arg): Remove.
13341 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13342 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
13343 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
13345 * config/pa/pa-protos.h (hppa_va_arg): Remove.
13346 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13347 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
13348 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
13350 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
13351 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13352 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
13353 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
13355 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13357 * config/sparc/sparc.md (return): Rewrite length formula.
13358 * config/sparc/sparc.c (output_return): Pass 1 as 5th
13359 argument to final_scan_insn when in a delay slot.
13360 (output_sibcall): Likewise.
13362 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
13364 * arm.c (arm_cpp_interwork): New variable.
13365 (arm_override_options): Set it if TARGET_INTERWORK was on the command
13366 line.
13367 * arm.h (arm_cpp_interwork): Declare it.
13368 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
13369 __THUMB_INTERWORK__ in the preprocessor.
13371 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
13373 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
13375 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13377 PR target/16416
13378 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
13379 Override default settings to account for -m32 and -m64.
13381 2004-07-08 Randolph Chung <tausq@debian.org>
13383 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
13385 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
13387 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
13388 before comparing it as such.
13390 2004-07-08 Richard Henderson <rth@redhat.com>
13392 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
13393 temporary. Use bit arithmetic to align.
13395 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
13397 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
13398 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
13399 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
13400 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
13401 add_labels_and_missing_jumps, find_jump_block,
13402 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
13403 Likewise.
13404 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
13405 link_btr_uses, move_btr_def): Likewise.
13406 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
13407 expand_builtin_expect_jump): Likewise.
13408 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
13409 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13410 * cfganal.c (forwarder_block_p): Likewise.
13411 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
13412 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
13413 find_bb_boundaries): Likewise.
13414 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13415 merge_blocks_move_predecessor_nojumps,
13416 merge_blocks_move_successor_nojumps, insns_match_p,
13417 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13418 try_optimize_cfg): Likewise.
13419 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
13420 * cfglayout.c (skip_insns_after_block, label_for_bb,
13421 record_effective_endpoints, insn_locators_initialize,
13422 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
13423 * cfgmainloop.c (create_loop_notes): Likewise.
13424 * cfgrtl.c (delete_insn, delete_insn_chain,
13425 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
13426 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
13427 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
13428 redirect_branch_edge, force_nonfallthru_and_redirect,
13429 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
13430 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
13431 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
13432 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
13433 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
13434 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
13435 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
13436 * combine.c (combine_instructions, can_combine_p, try_combine,
13437 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
13438 distribute_notes, distribute_links, insn_cuid): Likewise.
13439 * cse.c (fold_rtx, cse_insn, cse_around_loop,
13440 invalidate_skipped_block, cse_set_around_loop,
13441 cse_end_of_basic_block, cse_main, cse_basic_block,
13442 cse_condition_code_reg): Likewise.
13443 * cselib.c (cselib_process_insn): Likewise.
13444 * ddg.c (create_ddg): Likewise.
13445 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
13446 Likewise.
13447 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13448 gen_label_die, dwarf2out_var_location): Likewise.
13449 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
13450 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
13451 last_call_insn, active_insn_p, next_label, prev_label,
13452 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
13453 add_insn_before, remove_insn, add_function_usage_to,
13454 reorder_insns, find_line_note, remove_unnecessary_notes,
13455 emit_insn_after_1, classify_insn): Likewise.
13456 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
13457 connect_post_landing_pads, sjlj_mark_call_sites,
13458 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
13459 can_throw_internal, can_throw_external, set_nothrow_function_flags,
13460 convert_to_eh_region_ranges): Likewise.
13461 * explow.c (optimize_save_area_alloca): Likewise.
13462 * expr.c (expand_expr_real): Likewise.
13463 * final.c (insn_current_reference_address, compute_alignments,
13464 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
13465 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
13466 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
13467 propagate_block_delete_insn, propagate_one_insn,
13468 init_propagate_block_info, propagate_block, libcall_dead_p,
13469 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
13470 Likewise.
13471 * function.c (instantiate_virtual_regs, reorder_blocks_1,
13472 expand_function_start, expand_function_end, contains,
13473 thread_prologue_and_epilogue_insns,
13474 reposition_prologue_and_epilogue_notes): Likewise.
13475 * gcse.c (constprop_register, bypass_conditional_jumps,
13476 insert_insn_end_bb, gcse_after_reload): Likewise.
13477 * genemit.c (gen_expand, gen_split): Likewise.
13478 * genpeep.c (gen_peephole, main): Likewise.
13479 * global.c (build_insn_chain): Likewise.
13480 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
13481 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
13482 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
13483 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
13484 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
13485 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
13486 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
13487 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
13488 dead_or_predicable): Likewise.
13489 * integrate.c (try_constants): Likewise.
13490 * jump.c (rebuild_jump_labels, cleanup_barriers,
13491 purge_line_number_notes, init_label_info, mark_all_labels,
13492 squeeze_notes, get_label_before, get_label_after,
13493 reversed_comparison_code_parts, simplejump_p, pc_set,
13494 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
13495 delete_barrier, delete_prior_computation, delete_computation,
13496 delete_related_insns, delete_for_peephole, redirect_jump):
13497 Likewise.
13498 * lcm.c (optimize_mode_switching): Likewise.
13499 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
13500 Likewise.
13501 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
13502 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
13503 * loop-iv.c (simplify_using_assignment): Likewise.
13504 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
13505 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
13506 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
13507 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
13508 check_insn_for_givs, check_final_value, update_giv_derive,
13509 basic_induction_var, product_cheap_p, check_dbra_loop,
13510 loop_insn_first_p, last_use_this_basic_block,
13511 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
13512 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
13513 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
13514 sms_schedule_by_order): Likewise.
13515 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
13516 * postreload.c (reload_cse_simplify_operands, reload_combine,
13517 reload_cse_move2add): Likewise.
13518 * predict.c (can_predict_insn_p, estimate_probability,
13519 expected_value_to_br_prob, process_note_predictions): Likewise.
13520 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
13521 * profile.c (branch_prob): Likewise.
13522 * ra-build.c (live_out_1, livethrough_conflicts_bb,
13523 detect_webs_set_in_cond_jump): Likewise.
13524 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
13525 ra_print_rtl_with_bb): Likewise.
13526 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
13527 * recog.c (next_insn_tests_no_inequality, find_single_use,
13528 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
13529 * reg-stack.c (next_flags_user, record_label_references,
13530 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
13531 compensate_edge, convert_regs_1): Likewise.
13532 * regclass.c (scan_one_insn): Likewise.
13533 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13534 regmove_optimize, fixup_match_1, single_set_for_csa,
13535 combine_stack_adjustments_for_block): Likewise.
13536 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
13537 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
13538 find_equiv_reg): Likewise.
13539 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
13540 reload_as_needed, emit_input_reload_insns, do_output_reload,
13541 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
13542 Likewise.
13543 * reorg.c (find_end_label, emit_delay_sequence,
13544 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
13545 get_jump_flags, rare_destination, mostly_true_jump,
13546 try_merge_delay_insns, redundant_insn, own_thread_p,
13547 fill_simple_delay_slots, fill_slots_from_thread,
13548 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
13549 dbr_schedule): Likewise.
13550 * resource.c (find_basic_block, next_insn_no_annul,
13551 find_dead_or_set_registers, mark_target_live_regs): Likewise.
13552 * rtl.h (RTX_PREV): Likewise.
13553 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
13554 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
13555 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
13556 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
13557 tablejump_p, computed_jump_p, insns_safe_to_move_p,
13558 find_first_parameter_load, can_hoist_insn_p): Likewise.
13559 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
13560 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
13561 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
13562 schedule_ebbs): Likewise.
13563 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
13564 is_conditionally_protected, can_schedule_ready_p,
13565 add_branch_dependences, debug_dependencies): Likewise.
13566 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
13567 Likewise.
13568 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
13569 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
13570 set_dominates_use, ujump_to_loop_cont): Likewise.
13571 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
13572 * varasm.c (output_constant_pool_1): Likewise.
13574 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13576 * tree-scalar-evolution.c: New file.
13577 * tree-scalar-evolution.h: New file.
13578 * tree-ssa-loop-niter.c: New file.
13579 * Makefile.in (SCEV_H): New.
13580 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
13581 * cfgloop.h (struct loop): Add bounds field.
13582 * tree-flow.h (struct tree_niter_desc): New type.
13583 (number_of_iterations_cond, number_of_iterations_exit,
13584 loop_niter_by_eval, find_loop_niter_by_eval,
13585 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
13586 free_numbers_of_iterations_estimates): Declare.
13587 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
13588 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
13589 * doc/invoke.texi (max-iterations-to-track): Document.
13591 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
13593 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
13594 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
13595 (MODE_AFTER): Add cast appropriately.
13596 * config/sh/sh.md (movdi splitter): Likewise.
13597 (casesi_worker_2): Add const qualifier appropriately.
13598 (eh_return): Remove unused variable.
13599 (insv): Initialize v;
13601 2004-07-08 Richard Henderson <rth@redhat.com>
13603 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
13604 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13605 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
13606 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
13607 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
13609 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
13610 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13611 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
13612 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
13614 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
13615 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13616 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
13617 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
13619 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
13620 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13621 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
13622 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
13624 * config/i860/i860-protos.h (i860_va_arg): Remove.
13625 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13626 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
13627 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
13629 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
13631 * system.h: Prototype getpagesize if missing.
13632 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
13633 * configure: Regenerate.
13634 * config.in: Regenerate.
13636 2004-07-08 Richard Henderson <rth@redhat.com>
13638 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
13639 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13640 (fr30_gimplify_va_arg_expr): New.
13641 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
13642 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
13644 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
13646 PR target/16414
13647 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
13648 of asm_noperands result.
13650 2004-07-08 Richard Henderson <rth@redhat.com>
13652 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
13653 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13654 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
13655 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
13657 2004-07-08 Richard Henderson <rth@redhat.com>
13659 * builtins.c (ind_gimplify_va_arg_expr): New.
13660 * tree.h (ind_gimplify_va_arg_expr): Declare.
13661 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
13663 2004-07-08 Jan Beulich <jbeulich@novell.com>
13665 * expmed.c (extract_bit_field): Correct condition to use vec_extract
13666 patterns also on vector elements other than the first one.
13667 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
13668 break statements.
13670 2004-07-08 Geoffrey Keating <geoffk@apple.com>
13672 * config/rs6000/darwin-ldouble.c: Correct reference
13673 to the Linnainmaa paper.
13675 2004-07-08 Richard Henderson <rth@redhat.com>
13677 * config/arc/arc-protos.h (arc_va_arg): Remove.
13678 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13679 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
13680 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
13682 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
13683 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13684 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
13685 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
13687 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13689 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
13691 2004-07-08 Zack Weinberg <zack@codesourcery.com>
13693 * c-decl.c (static_ctors, static_dtors): Make static.
13694 (pop_file_scope): Call c_common_write_pch and
13695 cgraph_finalize_compilation_unit here.
13696 (build_cdtor): Moved here from c-objc-common.c; simplify.
13697 (c_write_global_declarations_1): Clarify comment.
13698 (c_write_global_declarations): Close the external scope before
13699 doing anything else. Call build_cdtor, cgraph_optimize, and
13700 mudflap_finish_file here.
13701 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
13702 Clarify comment.
13703 * c-objc-common.c: No need to include cgraph.h.
13704 (build_cdtor): Moved to c-decl.c.
13705 (c_objc_common_finish_file): Delete.
13706 * c-tree.h: Update to match.
13707 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
13708 (generate_static_references): Set TREE_USED before calling finish_decl.
13709 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
13710 on the static_instances_decl.
13712 2004-07-08 Zack Weinberg <zack@codesourcery.com>
13714 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
13715 decls when there is only one input translation unit.
13716 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
13717 change of 2004-07-05; do not treat declarations with
13718 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
13719 * opts.c (cur_in_fname): Delete.
13720 * opts.h: Likewise.
13721 * tree.c: Revert changes of 2004-07-05; no special treatment
13722 for TRANSLATION_UNIT_DECLs.
13723 * Makefile.in (tree.o): Update dependencies.
13725 2004-07-08 Roger Sayle <roger@eyesopen.com>
13727 * builtins.c (fold_builtin_strcpy): Merge functionality from
13728 simplify_builtin_strcpy. Add additional len argument. No longer
13729 static. Remove function prototype.
13730 (fold_builtin_strncpy): Likewise integrate functionality from
13731 simplify_builtin_strncpy. Add additional slen argument. No
13732 longer static. Remove function prototype.
13733 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
13734 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
13735 types of "ignore" and "unlocked" parameters to bool.
13736 (fold_builtin_1): Add additional ignore argument. Call renamed
13737 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
13738 builtins. Update arguments to fold_builtin_strncpy and
13739 fold_builtin_strcpy. Add function prototype.
13740 (fold_builtin): Add additional Boolean ignore argument to pass
13741 to fold_builtin_1.
13742 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
13743 and fold_builtin_strncpy instead of simplify_builtin_fputs,
13744 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
13746 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
13747 simplify_builtin_strncpy): Delete function prototypes.
13748 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
13749 fold_builtin_strncpy): Add function prototypes here.
13750 (fold_builtin): Update function prototype with new "bool ignore".
13752 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
13753 (ccp_fold_builtin): Update call to fold_builtin. Call
13754 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
13755 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
13756 simplify_builtin_strncpy respectively.
13757 * fold-const.c (fold): Update call to fold_builtin.
13759 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
13761 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
13762 to strcpy.
13764 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
13765 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
13766 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
13767 * calls.c: Remove ifdefs of macros above.
13768 * functions.c: Likewise.
13769 * expr.c: Likewise.
13771 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13773 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
13774 (arch attribute): Delete.
13775 (current_function_calls_alloca attribute): Rename into calls_alloca.
13776 (calls_eh_return): New attribute.
13777 (leaf_function): Likewise.
13778 (length attribute): Fix formula for sibcalls.
13779 (return insn): Correctly compute the 'length' attribute.
13780 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
13782 2004-07-08 Richard Henderson <rth@redhat.com>
13784 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
13785 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
13786 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
13787 * tree-eh.c (lower_eh_constructs_1): Likewise.
13788 * tree-sra.c (sra_walk_modify_expr): Likewise.
13789 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13790 (eliminate_unnecessary_stmts): Likewise.
13791 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
13792 * tree-tailcall.c (optimize_tail_call): Likewise.
13793 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
13795 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13796 Jakub Jelinek <jakub@redhat.com>
13798 * config/i386/i386.c (override_options): Enable
13799 SSE prefetches with -mtune, as long as we are
13800 compiling for i686 or higher. All i686 processors
13801 accept SSE prefetches as NOPS, some i586's don't.
13803 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13805 PR target/10567
13806 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
13808 2004-07-08 Diego Novillo <dnovillo@redhat.com>
13810 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
13811 the handling of clobbering ASM_EXPRs.
13813 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13815 PR target/16430
13816 * config/sparc/sparc.c (function_value): In 64-bit mode,
13817 return the aggregates larger than 16 bytes like unions.
13819 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13821 PR target/16199
13822 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
13823 'temp' is zero, generate new pseudos as needed and emit the
13824 sequence of insns in single-assignment form. Resync comments
13825 with code.
13826 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
13827 function before reload.
13829 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
13831 * vec.c (vec_assert_fail): Remove duplicate 'function'.
13833 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
13835 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
13836 Allocation is signed.
13837 (VEC_reserve): Return flag, allocation is signed.
13839 2004-07-08 Richard Henderson <rth@redhat.com>
13841 * tree-ssa-ccp.c (fold_stmt): Get type directly from
13842 OBJ_TYPE_REF_OBJECT.
13844 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
13845 Neil Booth <neil@daikokuya.co.uk>
13847 PR c/2511
13848 PR c/3325
13849 * c-decl.c (finish_struct): Ensure bit-fields are given the
13850 correct type.
13851 * c-common.c (c_common_signed_or_unsigned_type): For C, require
13852 the precision to match as well as the mode.
13853 * expr.c (reduce_to_bit_field_precision): New function.
13854 (expand_expr_real_1): Reduce expressions of bit-field type to
13855 proper precision.
13856 * langhooks.h (reduce_bit_field_operations): New hook.
13857 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13858 Define.
13859 * c-lang.c, objc/objc-lang.c
13860 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
13861 * objc/objc-act.c (check_ivars): Convert types to bit-field types
13862 before checking.
13863 * tree.c (build_nonstandard_integer_type): New function.
13864 * tree.h (build_nonstandard_integer_type): New prototype.
13865 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
13866 conversions between integer and boolean types as useless.
13868 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13870 * c-common.c (c_common_nodes_and_builtins): Do not
13871 create __builtin_ptrdiff_t and __builtin_size_t.
13873 2004-07-08 Andrew Pinski <apinski@apple.com>
13875 * Makefile.in (libbackend.o): Add -combine to the gcc
13876 command line.
13878 2004-07-08 Nick Clifton <nickc@redhat.com>
13880 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
13881 Set to -Os.
13883 2004-07-08 Richard Henderson <rth@redhat.com>
13885 * except.c (expand_eh_region_start, expand_eh_region_end,
13886 expand_eh_handler, expand_eh_region_end_cleanup,
13887 expand_start_all_catch, expand_start_catch, expand_end_catch,
13888 expand_end_all_catch, expand_eh_region_end_allowed,
13889 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
13890 expand_eh_region_end_fixup): Remove.
13891 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
13892 cleanups, outer_cleanups, label_chain, exception_region.
13893 (struct goto_fixup): Remove stack_level, cleanup_list_list.
13894 (struct label_chain): Remove.
13895 (struct stmt_status): Remove x_stack_block_stack.
13896 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
13897 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
13898 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
13899 end_cleanup_deferral, last_cleanup_this_contour,
13900 containing_blocks_have_cleanups_or_stack_level,
13901 any_pending_cleanups): Remove.
13902 (expand_null_return_1): Take no arguments.
13903 (expand_label, expand_naked_return, expand_return,
13904 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
13905 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
13906 expand_end_case_type): Don't use any of them.
13907 * calls.c (expand_call): Likewise.
13908 * dojump.c (do_jump): Likewise.
13909 * function.c (expand_function_end): Likewise.
13910 * expr.c (store_expr, expand_expr_real_1): Likewise.
13911 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
13912 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
13913 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
13914 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
13915 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
13916 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
13917 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
13918 for WITH_CLEANUP_EXPR.
13919 (gimple_push_cleanup): Likewise.
13920 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
13921 * print-tree.c (print_node): Likewise.
13922 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
13923 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
13924 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
13925 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
13926 (GOTO_SUBROUTINE_EXPR): Remove.
13927 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
13928 (DECL_TOO_LATE): Remove.
13929 * except.h, tree.h: Update decls.
13931 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13933 * explow.c (optimize_save_area_alloca): Do not accept parameters.
13934 * passes.c (rest_of_handle_final): Handle symout.
13935 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
13936 Push timevar here.
13937 (rest_of_handle_sched): Break out SMS. Remove ifs for
13938 flag_schedule_insns and flag_modulo_sched.
13939 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
13940 collect at the end.
13941 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
13942 (rest_of_handle_partition_blocks, rest_of_handle_sms,
13943 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
13944 rest_of_handle_mode_switching, rest_of_handle_jump,
13945 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
13946 rest_of_handle_jump2, rest_of_handle_postreload,
13947 rest_of_handle_flow2, rest_of_clean_state,
13948 rest_of_handle_shorten_branches,
13949 rest_of_handle_prologue_epilogue,
13950 rest_of_handle_branch_target_load_optimize): New.
13951 (rest_of_compilation): Call the above. Remove ggc_collect
13952 calls moved to rest_of_handle_*.
13953 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
13955 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
13956 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
13957 * except.h (set_nothrow_function_flags): Update comment.
13958 * function.c (current_function_nothrow): Remove.
13959 * output.h (current_function_nothrow): Remove.
13960 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
13961 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
13963 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13965 PR bootstrap/16326
13966 * reorg.c: Revert 2004-06-30 change.
13967 (find_end_label): If HAVE_epilogue and !HAVE_return,
13968 return 0 instead of creating a label at the end of the insn chain.
13969 (optimize_skip): Account for the failure mode of find_end_label.
13970 (fill_simple_delay_slots): Likewise.
13971 (fill_slots_from_thread): Likewise.
13972 (relax_delay_slots): Likewise.
13974 2004-07-08 Diego Novillo <dnovillo@redhat.com>
13976 * tree-flow.h (addressable_vars): Declare.
13977 * tree-ssa-alias.c (addressable_vars): Define.
13978 (setup_pointers_and_addressables): Add addressable variables
13979 to addressable_vars.
13980 * tree-ssa-operands.c (get_stmt_operands): Move
13981 handling of ASM_EXPRs ...
13982 (get_asm_expr_operands): ... here.
13983 When the ASM_EXPR clobbers memory, also clobber addressable
13984 variables.
13985 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
13986 (delete_tree_ssa): Reset addressable_vars.
13988 2004-07-07 Jan Beulich <jbeulich@novell.com>
13989 Richard Henderson <rth@redhat.com>
13991 * varasm.c (assemble_variable): Use assemble_zeros for
13992 zero-initialized variables.
13993 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
13994 for SECCAT_BSS and SECCAT_TBSS.
13996 2004-07-07 Jan Beulich <jbeulich@novell.com>
13998 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
14000 * expmed.c (emit_store_flag): Also special-case double-word
14001 (in-)equality comparison against -1.
14003 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
14004 passing arguments the containers for which are registers.
14006 * calls.c (emit_library_call_value_1): Use mode of function parameter
14007 rather than that of argument since constants have none.
14009 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
14011 Introduce H8SX support.
14012 * expr.c (expand_strcpy): Renamed and moved to...
14013 * builtins.c (expand_movstr): ... here. Tweak.
14014 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
14015 computed or has side effects.
14016 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
14017 unused, or if mempcpy fails. Adjust the return value in the
14018 latter case. Use movstr if everything else fails.
14019 * doc/md.texi (movstr): Document.
14020 (movmemM, clrmemM): Fix explanation of memory block operands.
14021 * config/h8300/h8300.md (stpcpy): Renamed to...
14022 (movstr): ... this. Adjust.
14023 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
14024 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
14025 movmem* and clrstr* to clrmem*.
14026 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
14027 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
14028 GENERAL_REGS, always.
14029 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
14030 getting the stack pointer as addr.
14031 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
14032 from general_operand_dst.
14033 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
14034 variant of...
14035 (movmd_internal): ... this. Add modes to operands. Disparage `D'
14036 instead of requiring it to match only before reload.
14037 (stpcpy_internal_normal): New, normal-mode variant of...
14038 (stpcpy_internal): ... this. Add modes to operands. Disparage
14039 `D' instead of requiring it to match only before reload.
14040 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
14041 mode argument.
14042 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
14043 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
14044 h8300_get_index.
14045 * config/h8300/h8300.md (attr type): Add call.
14046 (attr can_delay): If type is call, set it no.
14047 (call, call_value): Set type to call.
14048 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
14049 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
14050 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
14051 * tree.c (get_narrower): Don't narrow integral types into
14052 non-integral types.
14053 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
14054 frame_size *before* the first use.
14055 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
14056 on input.
14057 (peephole2): Don't widen instructions that push SP. Move
14058 decrement of SP to the end of all stm-generating peepholes.
14059 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
14060 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
14061 and OR to set it to all ones.
14062 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
14063 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
14064 (call, call_value): Set can_delay to "no".
14065 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
14066 * config/h8300/h8300.md (extzv): Make subreg check more robust.
14067 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
14068 * config/h8300/h8300.md (*brabit): Remove.
14069 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
14070 zero_extract. Use bit_memory_operand as the predicate for
14071 operand 1 and 'WU' as the constraint. Check the difference
14072 between the base length and the final one when deciding which
14073 type of branch to use.
14074 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
14075 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
14076 Use convert_move to extend the result for TARGET_H8300SX. Check
14077 for QImode memory references. Optimize the case where the
14078 destination is a paradoxical subreg.
14079 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
14080 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
14081 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
14082 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
14083 * config/h8300/h8300.md: Include mova.md
14084 (length_table): Add mova and mova_zero.
14085 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
14086 after all constant addresses for '%R', '%X', '%T' and '%S'.
14087 (h8300_mova_length): New function.
14088 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
14089 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
14090 dependencies for s-config, etc.
14091 * config/h8300/gemova.sh: New file.
14092 * config/h8300/mova.md: Generated.
14093 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
14094 * config/h8300/h8300.c (h8300_bitfield_length): New.
14095 (nibble_operand): Adjust.
14096 (h8300_binary_length): Handle conditional binary op.
14097 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
14098 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
14099 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
14100 and P#<0, unused so far. W and Y are now prefixes to multi-letter
14101 constraints. WU is introduced as a variant of U that requires a
14102 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
14103 * config/h8300/h8300.md (attr type): Added bitbranch.
14104 (attr length_table): Added bitfield and bitbranch.
14105 (attr length): Compute bitbranch length.
14106 (andqi): Separate pattern for H8300SX. Use bfld for loading the
14107 least-significant bit of a byte.
14108 (brabit, brabc, brabs): New.
14109 (insv, extzv): Emit bfst and bfld on H8300SX.
14110 (bfld, bfst, seq, sne): New.
14111 (bstzhireg, cmpstz, bstz, bistz): New.
14112 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
14113 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
14114 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
14115 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
14116 (h8sx_unary_memory_operator): New function.
14117 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
14118 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
14119 * config/h8300/h8300.md: Add peepholes to combine reloads and
14120 arithmetic insns.
14121 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
14122 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
14123 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
14124 (and?i, ior?i, xor?i): Likewise.
14125 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
14126 * config/h8300/h8300.c: Move enums and prototypes to head of file.
14127 Various whitespace fixes.
14128 (h8300_constant_length): New function, split out from...
14129 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
14130 (h8300_classify_operand): Use IN_RANGE.
14131 (h8300_classify_operand): Use h8300_constant_length.
14132 (h8300_short_move_mem_p): Tighten size check.
14133 (h8sx_mergeable_memrefs_p): Tighten equality check.
14134 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
14135 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
14136 for -msx.
14137 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
14138 * config/h8300/crtn.asm: Likewise.
14139 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
14140 if __H8300SX__ is defined.
14141 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
14142 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
14143 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
14144 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
14145 addresses as mode-dependent.
14146 * config/h8300/h8300.c (print_operand_address): Update call to
14147 h8300_get_index.
14148 (h8300_get_index): Take a mode argument. Rework to fix an
14149 earlier misunderstanding.
14150 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
14151 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
14152 into a register if TARGET_H8300SX.
14153 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
14154 TARGET_H8300SX. Also disable related define_splits.
14155 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
14156 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
14157 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
14158 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
14159 * config/h8300/h8300.h (OK_FOR_Z): New macro.
14160 (EXTRA_CONSTRAINT_STR): Check it.
14161 * config/h8300/h8300.c (h8300_classify_operand): Accept null
14162 class arguments.
14163 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
14164 * config/h8300/h8300.md (length_table): Add mov_imm4.
14165 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
14166 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
14167 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
14168 be a label.
14169 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
14170 * config/h8300/h8300.c (h8300_reorg): New function.
14171 (TARGET_MACHINE_DEPENDENT_REORG): Define.
14172 * config/h8300/h8300.md (length): Subtract the length of the
14173 delay slot from (pc) when checking the range of forward branches.
14174 (delay_slot, can_delay): New attributes.
14175 (define_delay): Add bra/s handling.
14176 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
14177 (jump): Add delayed-branch handling.
14178 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
14179 * expr.c (expand_strcpy): New function.
14180 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
14181 (expand_builtin_stpcpy): Likewise.
14182 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
14183 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
14184 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
14185 handling to improve register allocation for -fno-omit-frame-pointer.
14186 (h8sx_split_movmd): Delete, moving er6 handling into...
14187 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
14188 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
14189 (movmd): Add calls to copy_rtx.
14190 (movmd_internal): In the second alternative, allow the initial and
14191 final destination registers to be different . Update the splitter
14192 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
14193 instead of h8sx_split_movmd.
14194 (stpcpy, movsd): New expanders.
14195 (movsd_internal): New define_insn.
14196 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
14197 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
14198 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
14199 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
14200 and DESTINATION_REGS.
14201 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14202 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
14203 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
14204 (h8300_move_ratio): Declare.
14205 (MOVE_RATIO): Use it.
14206 * config/h8300/h8300.c (h8300_move_ratio): New variable.
14207 (h8300_init_once): Initialize it.
14208 (h8300_reg_class_from_letter): New function.
14209 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
14210 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
14211 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
14212 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
14213 (movstrsi, movmd): New expanders.
14214 (movmd_internal): New insn.
14215 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
14216 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
14217 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
14218 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
14219 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
14220 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
14221 * config/h8300/h8300.c (nibble_operand): Fix warning.
14222 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
14223 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
14224 (movsf_h8300h): Disable for TARGET_H8300SX.
14225 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
14226 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
14227 h8300_stm_parallel and h8300_return_parallel.
14228 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
14229 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
14230 h8300_stm_parallel, h8300_return_parallel): New functions.
14231 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
14232 if TARGET_H8300SX. Use h8300_push_pop.
14233 (h8300_expand_epilogue): Likewise. Try to merge the return insn
14234 and final pop when generating h8sx code. Always emit some form
14235 of return insn.
14236 * config/h8300/h8300.md: Don't enforce register alignment in
14237 stm peepholes if TARGET_H8300SX.
14238 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
14239 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
14240 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
14241 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
14242 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
14243 (MULTILIB_DIRNAMES): Add a directory for it.
14244 (MULTILIB_MATCHES): Delete.
14245 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
14246 * final.c (walk_alter_subreg): Handle addresses with subregs
14247 inside a ZERO_EXTEND or AND.
14248 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
14249 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
14250 if TARGET_H8300SX.
14251 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
14252 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
14253 @(dd,Rn.w) and @(dd,ERn.L).
14254 (h8300_displacement_size): Take the whole address as argument.
14255 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
14256 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
14257 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
14258 (h8sx_mergeable_memrefs_p): Declare.
14259 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
14260 (HAVE_PRE_INCREMENT): Likewise.
14261 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
14262 addresses for TARGET_H8300SX,
14263 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
14264 and POST_DEC.
14265 (movb_length_table, movl_length_table): New tables.
14266 (movw_length_table): Define to movb_length_table.
14267 (h8300_displacement_size): New, split out from...
14268 (h8300_classify_address): ...here. Handle pre/post inc/dec.
14269 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
14270 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
14271 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
14272 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
14273 (compute_plussi_length, compute_plussi_cc): Update accordingly.
14274 (h8sx_unary_shift_operator): Get the mode from the operator.
14275 (binary_shift_operator): Likewise.
14276 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
14277 a memory reference, check whether the reference is offsettable.
14278 (length_table): Add movb, movw and movl.
14279 (movqi): Add new h8sx pattern. Don't force one operand to be a
14280 register when generating h8sx code.
14281 (movhi, movsi, movsf): Likewise.
14282 (movstrictqi): Use the length_table attribute.
14283 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
14284 (addqi3): Split into a define_expand and define_insn. Don't accept
14285 memory operands in the expander. Use h8300_operands_match_p to
14286 check for matching operands in the define_insn.
14287 (subqi3, negqi2, one_cmplqi2): Likewise.
14288 (add[hs]i3): Don't accept memory operands in the expander. Likewise
14289 in any patterns that are unused in h8sx code. In the h8sx patterns,
14290 use h8300_operands_match_p to check whether operands match.
14291 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
14292 one_cmpl[hs]i3): Likewise.
14293 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
14294 in the expander.
14295 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
14296 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
14297 (h8300_insn_length_from_table): Add a second parameter.
14298 (output_h8sx_shift): Declare.
14299 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
14300 (EXTRA_CONSTRAINT): Replace with...
14301 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
14302 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
14303 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
14304 and h8sx_binary_shift_operator.
14305 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
14306 for TARGET_H8300SX.
14307 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
14308 (bit_memory_operand, fix_bit_operand): Likewise.
14309 (h8300_length_table_for_insn): Remove.
14310 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
14311 instructions.
14312 (h8300_short_immediate_length, h8300_binary_length): New functions.
14313 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
14314 (output_plussi): Use sub to add negative constants.
14315 (compute_plussi_length): Adjust accordingly.
14316 (h8sx_single_shift_type): New enum.
14317 (h8sx_single_shift, h8sx_unary_shift_operator,
14318 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
14319 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
14320 single h8sx instruction. Return false in this case.
14321 * config/h8300/h8300.md (length_table): Add short_immediate.
14322 (length): Pass the operand array to h8300_insn_length_from_table.
14323 (adjust_length): Assume "no" for insns with a length_table attribute.
14324 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
14325 (*addhi3_h8300hs): Don't use for h8sx.
14326 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
14327 and sub.w #xx:3.
14328 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
14329 1's predicate to nonimmediate_operand. Only skip default expansion
14330 if expand_a_shift or expand_a_rotate returns true. Add new patterns
14331 for single h8sx shift instructions.
14332 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
14333 * config/h8300/h8300.c (nibble_operand): Split out of...
14334 (reg_or_nibble_operand): ... this.
14335 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
14336 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
14337 umulhisi3): Introduce expand, and introduce separate insns for
14338 sign- or zero-extended REG and already-extended CONST_INT.
14339 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
14340 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
14341 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
14342 (subhi3): Likewise. Don't accept immediates for operand 1.
14343 Remove the early clobber from second alternative of the h8300s pattern.
14344 (subsi3): Generalize for h8sx. Force operand 2 into a register
14345 on plain h8300 targets.
14346 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
14347 (subsi3_h8300h): Generalize for h8sx.
14348 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
14349 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
14350 * config/h8300/h8300.c (reg_or_nibble_operand): New.
14351 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
14352 (TARGET_H8300SXMUL): New.
14353 (CONST_OK_FOR_P): New.
14354 (CONST_OK_FOR_LETTER_P): Adjust.
14355 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
14356 umulhisi3): Accept 4-bit immediate on H8SX.
14357 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
14358 (udivsi3, divhi3, udivsi3, divsi3): New.
14359 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
14360 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
14361 * config/h8300/h8300.h (OK_FOR_Q): New macro.
14362 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
14363 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
14364 Add ADDRESSOF to the bit_operand entry.
14365 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
14366 (h8300_src_operand): Likewise.
14367 (bit_operand): Check nonimmediate_operand rather than general_operand.
14368 Accept any nonimmediate_operand in h8sx code.
14369 (h8300_and_costs): Initialize operands[1].
14370 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
14371 (h8300_operand_class): New enum.
14372 (h8300_length_table): New typedef.
14373 (addb_length_table, addw_length_table, addl_length_table,
14374 logicl_length_table): New tables.
14375 (logicb_length_table, logicw_length_table): New macros.
14376 (h8300_classify_operand, h8300_length_from_table,
14377 h8300_length_table_for_insn, h8300_unary_length,
14378 h8300_insn_length_from_table): New functions.
14379 (output_plussi): Only use adds and subs for register destinations.
14380 Disable redundant clause.
14381 (compute_plussi_cc): Likewise.
14382 (compute_plussi_length): Likewise. Use h8300_length_from_table
14383 to work out the length of an insn.
14384 (output_logical_op): Only use narrower immediate instructions
14385 if the destination is a register.
14386 (compute_logical_op_cc): Likewise.
14387 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
14388 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
14389 * config/h8300/h8300.md (length_table): New attribute.
14390 (length): When an instruction has a length_table attribute, use
14391 h8300_insn_length_from_table to calculate its default length.
14392 (cmpqi): Use h8300_dst_operand for the first operand and
14393 h8300_src_operand for the second.
14394 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
14395 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
14396 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
14397 iorsi3, xorhi3, xorsi3): Likewise.
14398 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
14399 so that it allows any combination of operands for TARGET_H8300SX.
14400 (iorqi3, xorqi3): Likewise.
14401 (cmpqi): Use the length_table attribute.
14402 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
14403 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
14404 (cmpqi): Add 'Q' constraint.
14405 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
14406 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
14407 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
14408 * config/h8300/h8300.h (MASK_H8300SX): New macro.
14409 (TARGET_H8300S): True for both -ms and -msx.
14410 (TARGET_H8300SX): New macro.
14411 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
14412 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
14413 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
14414 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
14415 [Temporary change.]
14416 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
14417 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
14418 16-bit pointers and 32-bit ints.
14419 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
14420 CONST_DOUBLE with mode no wider than SImode.
14421 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
14422 output operand.
14423 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
14424 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
14425 or SUBREG thereof.
14426 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
14427 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
14428 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
14430 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
14432 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
14434 2004-07-07 Per Bothner <per@bothner.com>
14436 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
14438 2004-07-07 Mike Stump <mrs@apple.com>
14440 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
14441 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
14442 (machopic_finish): Likewise.
14444 2004-07-07 Richard Henderson <rth@redhat.com>
14446 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
14447 through any value-preserving cast.
14449 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
14451 * function.c (assign_parm_find_data_types): Call
14452 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
14454 2004-07-07 Steven Bosscher <stevenb@suse.de>
14456 * tree-cfg.c (group_case_labels): Remove case labels that have
14457 the same target as the default case.
14459 2004-07-07 Steven Bosscher <stevenb@suse.de>
14461 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
14462 regardless of DECL_LANG_SPECIFIC being present or not.
14463 * tree.h (DECL_NUM_STMTS): Purge.
14465 2004-07-07 Andrew Pinski <apinski@apple.com>
14467 * configure: Regenerate with the right autoconf.
14469 2004-07-07 David Edelsohn <edelsohn@gnu.org>
14471 * ifcvt.c (total_bb_rtx_cost): New function.
14472 (find_if_case_1): Compare rtx_cost of basic block to cost of
14473 BRANCH_COST insns.
14474 (find_if_case_2): Same.
14476 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14478 PR target/10567
14479 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
14480 (output_return): Likewise.
14481 (output_sibcall): Abort if !flag_delayed_branch.
14482 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
14483 (emit_and_preserve): New function.
14484 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
14485 indirect jump to the thunked-to function if !flag_delayed_branch.
14486 * config/sparc/sparc.md (delayed_branch): New attribute.
14487 (load_pcrel_sym): Honor flag_delayed_branch. Use above
14488 attribute to compute the length of the insn.
14489 (goto_handler_and_restore): Likewise.
14491 2004-07-07 Andrew Pinski <apinski@apple.com>
14493 PR tree-optimization/15777
14494 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
14496 * expr.c (expand_expr_real_1): Fix formating.
14497 BUFFER_REF and IN_EXPR are dead.
14498 * fold-const.c (non_lvalue): BUFFER_REF is dead.
14499 * tree-inline.c (estimate_num_insns_1): Likewise.
14500 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
14501 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
14502 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
14504 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
14506 * collect2.c (dump_file): Don't call cplus_demangle if
14507 HAVE_LD_DEMANGLE is defined.
14508 (main): Pass "--demangle" to ld if no_demangle is not 0 and
14509 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
14510 if HAVE_LD_DEMANGLE is defined.
14512 * configure.ac (--with-demangler-in-ld): Added
14513 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
14514 --with-demangler-in-ld is used.
14515 * config.in: Regenerated.
14516 * configure: Likewise.
14518 2004-07-07 Roger Sayle <roger@eyesopen.com>
14520 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
14521 for simple floating point operations "fp", double precision
14522 multiplication "dmul", and single and double precision division
14523 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
14524 (ppc630_cost): New table split from ppc620_cost, to distinguish
14525 differences in floating point latencies.
14526 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
14527 (rs6000_rtx_costs): Add support for single and double precision
14528 floating point addition, subtraction, multiplication, division,
14529 fused-multiply-add, fused-multiply-sub, negation, absolute value
14530 and negative absolute value. Tweak MEM case to use prefered idiom.
14532 2004-07-07 Richard Henderson <rth@redhat.com>
14534 * tree-flow-inline.h (may_propagate_copy): Move...
14535 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
14536 attempt to copy between types requiring conversion.
14537 * tree-flow.h (may_propagate_copy): Update decl.
14538 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
14540 2004-07-07 Jakub Jelinek <jakub@redhat.com>
14542 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
14543 from -mtune= option.
14545 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
14547 * builtins.c: Rename movstr*, except for movstrict*, to
14548 movmem* and clrstr* to clrmem*.
14549 * expr.c: Likewise.
14550 * expr.h: Likewise.
14551 * genopinit.c: Likewise.
14552 * integrate.c: Likewise.
14553 * local-alloc.c: Likewise.
14554 * optabs.c: Likewise.
14555 * optabs.h: Likewise.
14556 * config/alpha/alpha.h: Likewise.
14557 * config/alpha/alpha.md: Likewise.
14558 * config/arm/arm-protos.h: Likewise.
14559 * config/arm/arm.c: Likewise.
14560 * config/arm/arm.md: Likewise.
14561 * config/avr/avr.md: Likewise.
14562 * config/c4x/c4x.c: Likewise.
14563 * config/c4x/c4x.md: Likewise.
14564 * config/frv/frv.md: Likewise.
14565 * config/i386/i386-protos.h: Likewise.
14566 * config/i386/i386.c: Likewise.
14567 * config/i386/i386.h: Likewise.
14568 * config/i386/i386.md: Likewise.
14569 * config/i860/i860.c: Likewise.
14570 * config/i860/i860.md: Likewise.
14571 * config/ip2k/ip2k.md: Likewise.
14572 * config/ip2k/libgcc.S: Likewise.
14573 * config/ip2k/t-ip2k: Likewise.
14574 * config/m32r/m32r.c: Likewise.
14575 * config/m32r/m32r.md: Likewise.
14576 * config/mcore/mcore.md: Likewise.
14577 * config/mips/mips.c: Likewise.
14578 * config/mips/mips.md: Likewise.
14579 * config/ns32k/ns32k.c: Likewise.
14580 * config/ns32k/ns32k.h: Likewise.
14581 * config/ns32k/ns32k.md: Likewise.
14582 * config/pa/pa.c: Likewise.
14583 * config/pa/pa.md: Likewise.
14584 * config/pdp11/pdp11.h: Likewise.
14585 * config/pdp11/pdp11.md: Likewise.
14586 * config/rs6000/rs6000.c: Likewise.
14587 * config/rs6000/rs6000.md: Likewise.
14588 * config/s390/s390-protos.h: Likewise.
14589 * config/s390/s390.c: Likewise.
14590 * config/s390/s390.md: Likewise.
14591 * config/sh/lib1funcs.asm: Likewise.
14592 * config/sh/sh.c: Likewise.
14593 * config/sh/sh.md: Likewise.
14594 * config/sh/t-sh: Likewise.
14595 * config/sparc/sparc.h: Likewise.
14596 * config/vax/vax.md: Likewise.
14597 * config/xtensa/xtensa.c: Likewise.
14598 * config/xtensa/xtensa.md: Likewise.
14599 * doc/invoke.texi: Likewise.
14600 * doc/md.texi: Likewise.
14601 * doc/rtl.texi: Likewise.
14603 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
14605 PR target/16407
14606 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
14607 * config/mips/mips.c (mips_declare_common_object): New function,
14608 mostly split out from...
14609 (mips_output_aligned_decl_common): ...here.
14610 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
14611 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
14612 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
14613 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
14615 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14617 PR c/16392
14618 * function.c (assign_parms): Fix typo from previous change.
14620 2004-07-07 Jason Merrill <jason@redhat.com>
14622 PR c++/15815
14623 * doc/extend.texi (C++ Interface): Correct information and
14624 discourage use.
14626 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
14628 PR target/16130
14629 PR target/16142
14630 PR target/16143
14631 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
14632 insn.
14634 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
14636 PR target/1679.
14637 * config/m32r/m32r.c (m32r_function_symbol): New function:
14638 Generate a symbol name RTX with the correct m32r specific flags
14639 set.
14640 (block_move_call): Use new function to generate correct symbol.
14641 * config/m32r/m32r-protos.h: Add prototype for new funcion.
14642 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
14643 function.
14645 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
14647 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
14648 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
14649 TYPE_BINFO_BASETYPE): Remove.
14650 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
14651 to ...
14652 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
14653 here.
14654 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
14655 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
14656 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
14657 (struct tree_binfo): Rename base_types to base_binfos.
14658 * alias.c (record_component_aliases): Adjust BINFO macros.
14659 * dbxout.c (dbxout_type): Likewise.
14660 * dwarf2out.c (gen_member_die): Likewise.
14661 * sdbout.c (sdbout_one_type): Likewise.
14662 * tree-dump.c (deque_and_dump): Likewise.
14663 * config/i386/i386.c (classify_argument,
14664 contains_128bit_aligned_vector_p): Likewise.
14666 2004-07-07 Nick Clifton <nickc@redhat.com>
14668 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
14669 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
14671 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
14673 * vec.h: Fix the example use.
14675 2004-07-06 Richard Henderson <rth@redhat.com>
14677 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
14678 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
14679 * tree-inline.c (copy_body_r, setup_one_parameter,
14680 initialize_inlined_parameters, expand_call_inline,
14681 declare_inline_vars): Don't check it.
14682 (expand_calls_inline): Remove old version, rename new version
14683 from gimple_expand_calls_inline.
14684 * tree-optimize.c (execute_gimple): Remove.
14685 (pass_gimple): Don't run anything.
14687 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
14689 * doc/sourcebuild.texi: Use semicolons instead of commas in
14690 section title.
14692 2004-07-06 Richard Henderson <rth@redhat.com>
14694 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
14695 (sra_walk_modify_expr, scan_init): Likewise.
14696 (generate_element_zero): Check visited before scanning children.
14697 (generate_element_init): Set visited on error.
14698 (scalarize_init): Handle generate_element_init failure similar
14699 to use_block_copy.
14701 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
14703 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
14704 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
14706 2004-07-06 Richard Henderson <rth@redhat.com>
14708 * config/i386/i386.c (legitimize_pic_address): Make static.
14709 (legitimize_address): Handle CONST with TLS operand.
14710 (ix86_expand_move): Don't call legitimize_pic_address directly.
14711 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
14713 2004-07-06 Roger Sayle <roger@eyesopen.com>
14715 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
14716 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
14717 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
14718 is currently executed unconditionally, i.e. not in "else_bb".
14720 2004-07-06 Steven Bosscher <stevenb@suse.de>
14722 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
14723 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14724 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
14725 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14726 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
14727 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14728 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
14729 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14730 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
14731 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14732 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
14733 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14734 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
14735 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14736 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
14737 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14739 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
14741 * dojump.c (do_jump): REFERENCE_EXPR is dead.
14742 * expr.c (expand_expr_real_1): Ditto.
14743 * tree-inline.c (estimate_num_insns_1): Ditto.
14744 * tree-pretty-print.c (dump_generic_node): Ditto.
14745 (op_symbol): Ditto.
14746 * tree.def: Ditto.
14748 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
14750 * tree-ssa-pre.c (reference_node_pool): New pool.
14751 (find_or_generate_expression): Class 'r' is okay too.
14752 (create_value_expr_from): Ditto.
14753 (add_to_sets): LHS should not include vuses.
14754 (eliminate): Ditto.
14755 (compute_avail): Reverse ordering of tests.
14756 Valuize INDIRECT_REF as well.
14758 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
14760 PR rtl-optimization/16380
14761 * loop.c (check_dbra_loop): Sink comparison instructions if they
14762 do something other than set cc0.
14764 2004-07-06 James E Wilson <wilson@specifixinc.com>
14766 * doc/interface.texi (longjmp and automatic variables): Delete
14767 paragraph recommending taking the address of a variable.
14769 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
14771 * vec.h (VEC_embedded_alloc): Remove.
14772 (VEC_embedded_size, VEC_embedded_init): New.
14773 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
14774 MEM_STAT_INFO.
14775 (VEC_truncate): New.
14776 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
14777 (vec_embedded_alloc): Remove.
14778 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
14779 (vec_embedded_alloc): Remove.
14781 2004-07-06 Mark Mitchell <mark@codesourcery.com>
14783 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
14784 (gt-langhooks.h): Remove.
14786 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
14788 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
14790 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
14792 * config/sparc/sparc.c (get_pc_symbol): Rename into
14793 add_pc_to_pic_symbol.
14794 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
14795 (load_pic_register): Account for previous changes.
14796 Use reg_names. Don't create the label twice.
14797 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
14798 UNSPEC_LOAD_PCREL_SYM.
14799 (get_pc): Rename into load_pcrel_sym. Add predicate to
14800 operands. Remove condition.
14802 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
14804 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
14805 RECORD, UNION & QUAL_UNION is actually a binfo.
14807 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
14808 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
14809 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
14810 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
14811 * dwarf2out.c (add_data_member_location_attribute): Likewise.
14812 (gen_inheritance_die): Likewise.
14813 * tree-dump.c (deque_and_dump): Likewise.
14814 * doc/c-tree.texi (Binfos): Add under reconstruction note.
14816 2004-07-06 Steven Bosscher <stevenb@suse.de>
14818 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
14819 Define.
14820 * config/mcore/mcore.md: Model memory latency with a simple DFA
14821 pipeline description instead of a define_function_unit.
14823 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14825 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
14826 * langhooks.h (var_mod_type_p): Likewise.
14827 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
14828 * expr.c (count_type_elements): Properly handle return from
14829 array_type_nelts and properly test for overflow.
14830 * gimplify.c (gimplify_init_constructor): Properly handle return
14831 from array_type_nelts.
14832 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
14833 * integrate.c (copy_decl_for_inlining): Correct comments.
14834 * tree-inline.c (remap_decl): Update comments, remove dead code,
14835 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
14836 (remap_type): Only remap if variably modified by vars in function
14837 being inlined.
14838 (copy_body_r): Use compatible_type langhooks to see when can fold.
14839 (setup_one_parameter): Don't remap type.
14840 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
14841 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
14842 compute TREE_INVARIANT for decl case.
14843 (find_var_from_fn): New function.
14844 (variably_modified_type_p): Add arg and call new function.
14845 * tree.h (variably_modified_type_p): Add extra arg.
14847 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
14849 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
14850 (goto_handler_and_restore_v9): Delete disabled insn.
14851 (goto_handler_and_restore_v9_sp64): Likewise.
14853 2004-07-05 Roger Sayle <roger@eyesopen.com>
14855 * calls.c (load_register_parameters): Call expand_shift instead
14856 of expand_binop with ashl_optab (or other shift optab) directly.
14857 * expr.c (emit_group_load, emit_group_store): Likewise.
14858 * function.c (assign_parm_setup_block): Likewise.
14859 * stmt.c (shift_return_value): Likewise.
14861 2004-07-05 Jakub Jelinek <jakub@redhat.com>
14863 * expr.c (expand_assignment): Disable the bitfield += optimizations.
14865 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14867 * doc/sourcebuild.texi: Revert previous patch.
14869 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14871 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
14872 TARGET_MEM_FUNCTIONS.
14873 * system.h: Poison TARGET_MEM_FUNCTIONS.
14874 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
14875 bcmp_libfunc, bzero_libfunc): Remove.
14876 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
14877 bzero_libfunc.
14878 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
14879 * doc/standards.texi: Don't mention calling BSD string functions.
14880 * doc/invoke.texi: Likewise. Mention that memmove may be called.
14881 * config/vax/t-memfuncs: New.
14882 * config/memcmp.c, config/memcpy.c, config/memmove.c,
14883 config/memset.c: New.
14884 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
14885 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
14886 vax/t-memfuncs.
14887 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
14888 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
14889 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
14890 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
14891 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
14892 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
14893 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
14894 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
14895 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
14896 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
14898 2004-07-05 Richard Henderson <rth@redhat.com>
14900 * function.c (assign_parm_setup_reg): Properly rename variables in
14901 FUNCTION_ARG_CALLEE_COPIES section.
14903 2004-07-05 Zack Weinberg <zack@codesourcery.com>
14905 * tree-mudflap.c: Include cgraph.h.
14906 (mf_init_extern_trees): Rename to mudflap_init. Export.
14907 Rewrite to create synthetic declarations instead of looking
14908 up declarations from mf-runtime.h.
14909 (mf_make_builtin, mf_make_cache_struct_type): New functions.
14910 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
14911 Correct commentary.
14912 (execute_mudflap_function_decls, mudflap_register_call):
14913 Don't call mf_init_extern_trees.
14914 (mudflap_finish_file): Use cgraph_build_static_cdtor.
14916 * tree-mudflap.h: Update prototypes.
14917 * c-mudflap.c: Delete file.
14918 * c-common.c: Include tree-mudflap.h.
14919 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
14920 * Makefile.in: Remove all references to c-mudflap.o.
14921 Update dependencies.
14923 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14925 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
14926 displacements with the spatial-locality cache-control completer.
14928 2004-07-05 Zack Weinberg <zack@codesourcery.com>
14930 * langhooks.c: Don't include gt-langhooks.h.
14931 (var_labelno): Delete.
14932 (lhd_set_decl_assembler_name): Do not append a distinguishing
14933 number to file-scope internal-linkage declarations for the first
14934 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
14935 the declaration itself (if at block scope), or its containing
14936 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
14937 number.
14939 * opts.c (cur_in_fname): New global.
14940 * opts.h: Declare it.
14941 * tree.c: Include opts.h.
14942 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
14943 DECL_UID equal to cur_in_fname.
14944 (copy_node_stat): Do not change DECL_UID when copying a
14945 TRANSLATION_UNIT_DECL.
14946 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
14947 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
14949 * c-decl.c (c_static_assembler_name): Delete.
14950 * c-tree.h (c_static_assembler_name): Delete prototype.
14951 * c-lang.c, objc/objc-lang.c: Don't override
14952 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
14954 * Makefile.in (tree.o): Update dependencies.
14955 (GTFILES): Remove langhooks.c.
14957 2004-07-05 Roger Sayle <roger@eyesopen.com>
14959 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
14960 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
14961 Normalize "X % C" as "X % -C" for signed modulus and negative C.
14962 Optimize "X % -Y" as "X % Y" for signed modulus.
14963 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
14964 into "((unsigned) X % Y) == 0".
14966 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14968 * sourcebuild.texi (Config Fragments): Use @comma{} in
14969 cross-reference to section title.
14971 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14973 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
14974 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
14975 (gimplify_target_expr, gimplify_expr): Likewise.
14976 (copy_if_shared_r): No longer need special case for BIND_EXPR.
14977 (unshare_body, unvisit_body): Only look at nested if BODY_P is
14978 whole function.
14979 (gimplify_compound_lval): See if we can strip any useless conversion.
14980 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
14981 from RHS, not LHS.
14982 (gimplify_modify_expr_to_memset): Likewise.
14983 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
14984 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
14985 (declare_inline_vars): Likewise.
14986 (walk_type_fields): New function.
14987 (walk_tree): Use it.
14988 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
14990 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
14991 (sra_walk_modify_expr): Allow init function to fail.
14992 (scan_init): Now returns bool.
14993 (generate_element_init): If can't understand INIT, return false.
14994 (scalarize_init): Return false if generate_element_init does.
14996 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
14997 print bounds.
14999 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
15000 bounds if bounds aren't constant.
15002 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
15004 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
15005 to type hooks; remove bogus PARAMS.
15007 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
15009 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
15010 * dwarf2out.c (add_data_member_location_attribute): Check for
15011 TREE_BINFO.
15012 * tree.c (tree_node_kinds): Add "binfos".
15013 (binfo_lang_slots): New.
15014 (make_node_stat): Add TREE_BINFO.
15015 (make_tree_binfo_stat): New.
15016 (tree_node_structure): Add TREE_BINFO.
15017 * tree.def (TREE_BINFO): New.
15018 * tree.h (REC_OR_UNION_CHECK): Rename to ...
15019 (RECORD_OR_UNION_CHECK): ... here.
15020 (NOT_RECORD_OR_UNION_CHECK): New.
15021 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
15022 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
15023 RECORD_OR_UNION_CHECK.
15024 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
15025 (TYPE_LANG_SLOT_1): New.
15026 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
15027 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
15028 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
15029 (BINFO_ELTS): Remove.
15030 (BINFO_LANG_SLOT): New.
15031 (struct tree_binfo): New.
15032 (binfo_lang_slots): Declare.
15033 (enum tree_node_structure_enum): Add TS_BINFO.
15034 (union tree_node): Add binfo.
15035 (make_tree_binfo_stat): Declare.
15036 (make_tree_binfo): New.
15037 (enum tree_node_kind): Add binfo_kind.
15039 * objc/objc-act.c (start_class, objc_declare_protocols,
15040 start_protocols): Use TYPE_LANG_SLOT_1.
15041 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
15042 to ...
15043 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
15044 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
15045 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
15046 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
15048 2004-07-05 Steven Bosscher <stevenb@suse.de>
15050 * rtl.h (struct rtx_def): Remove the integrated flag.
15051 Use the return_val flag for MEM_SCALAR_P.
15052 Reshuffle and update flags in CLEAR_RTX_FLAGS.
15054 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
15056 PR target/16357
15057 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
15058 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
15059 move_by_pieces.
15061 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
15063 * var-tracking.c: Fix some comments.
15064 (frame_stack_adjust): New.
15065 (vt_stack_adjustments): Init stack_adjust of entry block to
15066 minus stack adjustment of function prologue.
15067 (adjust_stack_reference): Do not adjust if adjustment == 0.
15068 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
15069 (emit_notes_in_bb): Likewise.
15070 (vt_add_function_parameters): Do not adjust locations of
15071 function arguments.
15072 (vt_initialize): Compute the stack adjustment of function
15073 prologue and offset the initial "location" of frame_base_decl
15074 from the stack pointer after prologue.
15076 2004-07-04 Richard Henderson <rth@redhat.com>
15078 * function.c (struct assign_parm_data_all): New.
15079 (struct assign_parm_data_one): New.
15080 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
15081 assign_parm_find_data_types, assign_parms_setup_varargs,
15082 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
15083 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
15084 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
15085 assign_parm_setup_block, assign_parm_setup_reg,
15086 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
15087 (assign_parms): ... here.
15089 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
15091 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
15092 now are bitmap_set_t's.
15093 (bitmap_insert_into_set): No point in inserting the value if
15094 it's invariant.
15095 (bitmap_set_contains): New function.
15096 (bitmap_set_replace_value): Add comment on why we do it
15097 this way.
15098 (set_contains): Removed.
15099 (bitmap_set_subtract_from_value_set): New name of
15100 set_subtract now that it's arguments are two different
15101 types of sets.
15102 Update callers.
15103 (bitmap_find_leader): Change algorithm used.
15104 (find_or_generate_expression): Update use of functions for new
15105 bitmap sets.
15106 (create_expression_by_pieces): Ditto.
15107 (insert_aux): Ditto.
15108 (insert): Ditto.
15109 (add_to_sets): Ditto.
15110 (init_pre): Ditto.
15111 (execute_pre): Ditto.
15112 (compute_avail): Ditto.
15113 Also ignore virtual phis.
15115 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
15117 * combine.c (simplify_comparison): Fix comment typo.
15119 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15121 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
15122 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
15123 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
15124 (output_restore): Change parameter from 'insn' to 'pat'.
15125 (output_return): Adjust call to output_restore.
15126 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
15127 Adjust call to output_restore.
15129 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
15131 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
15132 and assert system is bsd.
15134 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
15136 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
15137 (TARGET_SWITCHES): Remove -mdebugc.
15138 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
15139 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
15140 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
15141 (sle_[sd]i_reg): Delete.
15143 2004-07-04 Steven Bosscher <stevenb@suse.de>
15145 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
15146 Define.
15147 * config/iq2000/iq2000.md: Translate old pipeline description to an
15148 equivalent new one.
15150 2004-07-04 Roger Sayle <roger@eyesopen.com>
15152 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
15153 Ensure the replacement rhs is valid gimple before performing
15154 the substitution. Return false if these sanity checks fail.
15155 (fold_stmt): Only set changed to true, if set_rhs returns true.
15156 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
15157 succeeds.
15159 2004-07-04 Richard Henderson <rth@redhat.com>
15161 PR c/16348
15162 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
15164 2004-07-04 Mark Mitchell <mark@codesourcery.com>
15166 * configure.ac (ranlib_flags): New variable.
15167 * Makefile.in (RANLIB_FLAGS): New variable.
15168 (libbackend.a): Use it.
15169 * configure: Regenerated.
15171 2004-07-04 Roger Sayle <roger@eyesopen.com>
15173 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
15174 a "sign mask" instead of using ashr_optab directly.
15176 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
15178 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
15179 * doc/cppopts.texi: Clarify processing of command-line defines.
15181 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
15183 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
15185 2004-07-04 Richard Henderson <rth@redhat.com>
15187 * rtl.def (ADDRESSOF): Remove.
15188 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
15189 (find_base_term, memrefs_conflict_p): Likewise.
15190 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
15191 (fold_rtx, cse_insn, set_live_p): Likewise.
15192 * dwarf2out.c (mem_loc_descriptor): Likewise.
15193 (add_location_or_const_value_attribute): Likewise.
15194 * emit-rtl.c (copy_insn_1): Likewise.
15195 * explow.c (memory_address): Likewise.
15196 * expmed.c (store_split_bit_field): Likewise.
15197 * expr.c (expand_expr_real_1): Likewise.
15198 * function.c (instantiate_decl
15199 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
15200 * genrecog.c (preds, validate_pattern): Likewise.
15201 * integrate.c (copy_rtx_and_substitute): Likewise.
15202 * recog.c (general_operand, register_operand): Likewise.
15203 (memory_address_p): Likwise.
15204 * reload1.c (eliminate_regs, elimination_effects): Likewise.
15205 * rtl.c (copy_rtx): Likewise.
15206 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
15207 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
15208 * rtlhooks.c (gen_lowpart_general): Likewise.
15209 * stmt.c (expand_asm_operands): Likewise.
15210 * web.c (entry_register, replace_ref, web_main): Likewise.
15211 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
15212 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
15213 * config/arm/arm.c (thumb_rtx_costs): Likewise.
15214 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
15215 * config/frv/frv.c (move_destination_operand, move_source_operand,
15216 condexec_dest_operand, condexec_source_operand,
15217 condexec_memory_operand): Likewise.
15218 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
15219 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
15220 (destination_xfmode_operand): Likewise.
15221 * config/mips/mips.h (PREDICATE_CODES): Likewise.
15222 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
15223 * config/s390/s390.c (general_s_operand): Likewise.
15224 * config/s390/s390.md (mov*): Likewise.
15225 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
15227 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
15228 * expr.c (expand_expr_real_1): Likewise.
15229 * stmt.c (expand_decl): Likewise.
15230 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
15232 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
15233 postponed_insns, put_var_into_stack, put_reg_into_stack,
15234 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
15235 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
15236 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
15237 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
15238 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
15239 purge_bitfield_addressof_replacements, purge_addressof_replacements,
15240 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
15241 struct insns_for_mem_walk_info, insns_for_mem_walk,
15242 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
15243 setjmp_protect_args): Remove.
15244 (push_function_context_to): Don't handle var_refs_queue.
15245 (pop_function_context_from, free_after_compilation): Likewise.
15246 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
15247 (assign_parms, allocate_struct_function): Likewise.
15248 (use_register_for_decl): New.
15249 (expand_function_end): Don't setjmp_protect.
15250 * function.h (struct emit_status): Update commentary.
15251 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
15252 (max_parm_reg, parm_reg_stack_loc): Remove.
15253 * passes.c (DFI_addressof): Remove.
15254 (dump_file_info): Remove addressof.
15255 (rest_of_handle_addressof): Remove.
15256 (rest_of_compilation): Don't call it.
15257 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
15258 * stmt.c (expand_decl): Use use_register_for_decl.
15259 * tree.h: Update decls.
15260 * web.c (mark_addressof): Remove.
15261 * doc/invoke.texi (-dF): Remove.
15263 2004-07-03 Richard Henderson <rth@redhat.com>
15265 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
15266 instead of gen_mem_addressof.
15267 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
15268 TImode output register.
15270 2004-07-03 Richard Henderson <rth@redhat.com>
15272 PR tree-optimization/16341
15273 * tree-sra.c (sra_walk_function): Increment to next stmt before
15274 processing the current stmt.
15275 (sra_insert_after): Always use BSI_SAME_STMT.
15277 2004-07-03 Richard Henderson <rth@redhat.com>
15279 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
15280 fp plus with minus.
15282 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
15284 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
15285 with tree_int_cst_equal.
15287 2004-07-03 Andreas Schwab <schwab@suse.de>
15289 * config/ia64/ia64.md: Define new attribute "empty".
15290 (prologue_use, nop_x, insn_group_barrier): Set it.
15292 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
15293 skip over "empty" insns.
15295 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15297 * tree-inline.c (initialize_inlined_parameters): Pass proper function
15298 context to gimplify_body.
15299 (walk_tree): Don't walk into types twice.
15300 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
15302 * tree-sra.c (generate_element_init): Remove any useless conversions.
15304 * gimplify.c (gimplify_conversion): Remove stripping useless
15305 conversions from here.
15306 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
15307 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
15308 Unshare before substituting PLACEHOLDER_EXPR.
15309 (gimplify_modify_expr_to_memset): Likewise.
15310 Pass address of TO to memset, not TO itself.
15311 (gimplify_init_constructor): Make copy of OBJECT so we have it each
15312 time we make an expression (to match a PLACEHOLDER_EXPR).
15314 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
15315 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
15316 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
15317 * tree-ssa-dom.c (local_fold): Likewise.
15319 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
15320 * langhooks.h (strct lang_hooks): New field type_max_size.
15321 * function.c (assign_temp): Call it.
15323 2004-07-03 Steven Bosscher <stevenb@suse.de>
15325 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
15326 * config/sh/sh.md: Convert the SH1 pipeline description to
15327 a DFA model.
15329 2004-07-02 Zack Weinberg <zack@codesourcery.com>
15331 * c-decl.c (struct c_binding): Remove contour field; add
15332 depth, invisible, nested fields.
15333 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
15334 (B_IN_EXTERNAL_SCOPE): New convenience macros.
15335 (bind): Add invisible and nested arguments. Initialize
15336 new fields of struct c_binding; adjust loop scanning for
15337 insertion point.
15338 (free_binding_and_advance): Clear structure with memset.
15339 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
15340 in file scope, even if it's in external scope too.
15341 (pushdecl): Adjust to match. Create invisible file-scope
15342 declarations for block-scope forward declarations of static functions.
15343 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
15344 (undeclared_variable, lookup_label, declare_label, define_label)
15345 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
15346 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
15347 (store_parm_decls_oldstyle): Adjust to match.
15348 (diagnose_mismatched_decls): Correct handling of linkage clashes.
15349 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
15351 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
15352 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
15354 2004-07-02 Richard Henderson <rth@redhat.com>
15356 * c-decl.c (grokdeclarator): Don't frob current_function_decl
15357 around variable_size.
15358 (set_decl_nonlocal): Remove.
15359 (store_parm_decls): Add stmts for pending sizes.
15360 * calls.c (calls_function, calls_function_1): Remove.
15361 (precompute_arguments): Don't call it.
15362 * cfgexpand.c (set_save_expr_context): Remove.
15363 (tree_expand_cfg): Don't call it.
15364 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
15365 (dwarf2out_finish): Likewise.
15366 * expr.c (emit_block_move): Adjust addresses to BLKmode.
15367 (store_constructor): Don't pre-evaluate SAVE_EXPR.
15368 (safe_from_p): Don't queue SAVE_EXPRs.
15369 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
15370 or build plain VAR_DECLs.
15371 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
15372 (fold): Likewise.
15373 (fold_checksum_tree): Don't special-case SAVE_EXPR.
15374 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
15375 (put_var_into_stack): Don't handle SAVE_EXPR.
15376 (gen_mem_addressof): Likewise.
15377 * function.h (struct function): Remove x_save_expr_regs.
15378 (save_expr_regs): Remove.
15379 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
15380 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
15381 * stor-layout.c (variable_size): Don't set it.
15382 (force_type_save_exprs, force_type_save_exprs_1): Remove.
15383 * tree-inline.c (remap_save_expr): Remove fn argument. Update
15384 all callers. Don't set SAVE_EXPR_CONTEXT.
15385 * tree-inline.h (remap_save_expr): Update decl.
15386 * tree.c (save_expr): Update build size.
15387 (first_rtl_op): Don't handle SAVE_EXPR.
15388 (unsave_expr_1, contains_placeholder_p): Likewise.
15389 (decl_function_context): Likewise.
15390 * tree.def (SAVE_EXPR): Remove args 1 and 2.
15391 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
15392 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
15394 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
15396 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
15397 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
15398 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
15399 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
15400 some first-person references and patronizing comments. Based on
15401 printed manual.
15402 * doc/invoke.texi: Don't reference fortran@gnu.org.
15403 * doc/trouble.texi (Warning when a non-void function value is
15404 ignored): Rewrite. From Russ Allbery and Chris Devers.
15406 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
15408 * tree-ssa-pre.c (bitmap_set_t): New.
15409 (bb_value_sets): avail_out is now a bitmap_set_t.
15410 (bitmap_find_leader): New function.
15411 (bitmap_value_insert_into_set): Ditto.
15412 (bitmap_set_copy): Ditto.
15413 (bitmap_value_replace_in_set): Ditto.
15414 (bitmap_set_contains_value): Ditto.
15415 (bitmap_set_new): Ditto.
15416 (bitmap_set_pool): New pool.
15417 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
15418 (insert_aux): Ditto.
15419 (add_to_sets): Ditto.
15420 (compute_avail): Ditto
15421 (eliminate): Ditto.
15422 (init_pre): Ditto.
15423 (fini_pre): Ditto.
15424 (execute_pre): Ditto.
15426 2004-07-02 Roger Sayle <roger@eyesopen.com>
15428 * config/rs6000/rs6000.c (struct processor_costs): New structure
15429 used to hold instruction latencies/sizes for processor types.
15430 (rs6000_cost): New global variable pointing to current CPU's costs.
15431 (rs6000_override_options): Initialize rs6000_cost to point to the
15432 appropriate cost table based upon rs6000_cpu and optimize_size.
15433 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
15434 timings inline.
15436 2004-07-02 Richard Henderson <rth@redhat.com>
15438 * expmed.c (make_tree): Don't use SET_DECL_RTL.
15440 2004-07-02 Steven Bosscher <stevenb@suse.de>
15442 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
15444 2004-07-01 Richard Henderson <rth@redhat.com>
15446 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
15447 (alpha_gp_save_rtx): Use assign_stack_local instead of
15448 gen_mem_addressof.
15450 2004-07-01 Richard Henderson <rth@redhat.com>
15452 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
15453 (alpha_rtx_cost_data): Update to match.
15454 (alpha_rtx_cost_size): New.
15455 (alpha_rtx_costs): Honor optimize_size.
15457 2004-07-01 Richard Henderson <rth@redhat.com>
15459 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
15460 * cfgexpand.c (tree_expand_cfg): Do it here.
15461 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
15462 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
15463 * config/mips/mips.c (mips_output_mi_thunk): And here.
15464 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
15465 * config/sh/sh.c (sh_output_mi_thunk): And here.
15466 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
15468 2004-07-01 Richard Henderson <rth@redhat.com>
15470 * tree.def (RTL_EXPR): Remove.
15471 * c-typeck.c (lvalue_p): Don't handle it.
15472 * expr.c (safe_from_p): Likewise.
15473 (expand_expr_real_1): Likewise.
15474 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
15475 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
15476 * gengtype.c (adjust_field_tree_exp): Likewise.
15477 * stmt.c (warn_if_unused_value): Likewise.
15478 * tree-gimple.c (recalculate_side_effects): Likewise.
15479 * tree-pretty-print.c (dump_generic_node): Likewise.
15480 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
15481 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
15482 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
15484 * stmt.c (struct stmt_status): Remove x_last_expr_type,
15485 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
15486 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
15487 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
15488 all the bits that tracked last_expr.
15489 (expand_end_bindings): Don't track last_expr.
15490 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
15491 (clear_last_expr): Remove.
15492 (expand_asm): Don't call it.
15493 (expand_asm_operands, expand_end_cond): Likewise.
15494 (expand_naked_return, expand_null_return_1): Likewise.
15495 * c-typeck.c (c_begin_compound_stmt): Likewise.
15496 * cfgexpand.c (expand_block): Use expand_expr_stmt.
15497 * expr.c (expand_expr_real_1): Likewise.
15498 * tree.h: Update prototypes.
15500 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
15501 (struct emit_status): Remove sequence_rtl_expr.
15502 (struct function): Remove x_rtl_expr_chain.
15503 (seq_rtl_expr, rtl_expr_chain): Remove.
15504 * function.c (struct temp_slot): Remove rtl_expr.
15505 (assign_stack_temp_for_type): Don't set it.
15506 (free_temp_slots, pop_temp_slots): Don't check it.
15507 (free_after_compilation): Don't clear x_rtl_expr_chain.
15508 (fixup_var_refs): Don't search it.
15509 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
15510 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
15511 or seq_rtl_expr.
15512 (push_topmost_sequence): Likewise.
15513 (end_sequence, init_emit): Likewise.
15514 (start_sequence_for_rtl_expr): Remove.
15515 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
15516 * rtl.h (preserve_rtl_expr_result): Remove.
15518 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
15520 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
15521 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
15522 typos.
15524 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
15526 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
15527 (STANDARD_STARTFILE_PREFIX_2): Define.
15528 (standard_startfile_prefix_1): Initialize to
15529 STANDARD_STARTFILE_PREFIX_1.
15530 (standard_startfile_prefix_2): Initialize to
15531 STANDARD_STARTFILE_PREFIX_2.
15532 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
15533 (STANDARD_STARTFILE_PREFIX_1): Define.
15534 (STANDARD_STARTFILE_PREFIX_2): Define.
15535 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
15536 (STANDARD_STARTFILE_PREFIX_2): Document.
15538 2004-07-01 Richard Henderson <rth@redhat.com>
15540 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
15541 in order to disable scalarization. Instead set a flag and wait
15542 for a candidate decl.
15544 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
15546 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
15547 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
15548 Use terminology "testsuite" and "enumerated".
15550 2004-07-01 Richard Henderson <rth@redhat.com>
15552 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
15553 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
15554 (initial_return_save): Likewise.
15555 (flush_queued_reg_saves): Remap register numbers.
15556 (dwarf2out_return_reg): Likewise.
15558 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15560 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
15562 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
15563 access functions for lower bound and element size and only output
15564 if lower bound nonzero or element size not same as that of type.
15565 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
15567 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15569 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
15571 2004-07-01 Per Bothner <per@bothner.com>
15573 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
15575 2004-07-01 Jakub Jelinek <jakub@redhat.com>
15577 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
15578 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
15579 first operand. Don't optimize if the bitfield is volatile.
15581 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15583 * c-pretty-print.c (pp_c_postfix_expression): Handle
15584 floating-point comparison operators.
15585 (pp_c_expression): Pass floating-point comparison
15586 operators to pp_c_postfix_expression.
15588 2004-07-01 Roger Sayle <roger@eyesopen.com>
15590 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
15591 rtx_cost instead of "had_mult" to determine whether the transformed
15592 expression is cheaper than the original.
15594 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
15596 * alias.c (get_alias_set, canon_rtx, get_addr,
15597 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
15598 Use MEM_P.
15599 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
15600 expand_builtin): Likewise.
15601 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
15602 Likewise.
15603 * combine.c (can_combine_p, combinable_i3pat, try_combine,
15604 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
15605 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
15606 record_dead_and_set_regs_1, get_last_value_validate,
15607 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
15608 * cse.c (check_dependence, canon_hash, equiv_constant,
15609 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
15610 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
15611 count_reg_usage): Likewise.
15612 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
15613 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
15614 cselib_record_sets): Likewise.
15615 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
15616 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
15617 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
15618 * df.c (df_uses_record): Likewise.
15619 * dojump (do_jump): Likewise.
15620 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
15621 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
15622 decl_start_label): Likewise.
15623 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
15624 operand_subword, change_address_1, make_safe_from): Likewise.
15625 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
15626 stabilize, force_not_mem): Likewise.
15627 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
15628 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
15629 * expr.c (convert_move, convert_modes, emit_block_move,
15630 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
15631 emit_move_insn_1, expand_assignment, store_expr,
15632 store_constructor_field, store_constructor, store_field,
15633 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
15634 Likewise.
15635 * final.c (cleanup_subreg_operands, alter_subreg,
15636 get_mem_expr_from_op): Likewise.
15637 * flow.c (notice_stack_pointer_modification_1,
15638 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
15639 Likewise.
15640 * function.c (mark_temp_addr_taken, preserve_temp_slots,
15641 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
15642 optimize_bit_field, flush_addressof, purge_addressof_1,
15643 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
15644 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
15645 keep_stack_depressed): Likewise.
15646 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
15647 noce_process_if_block, find_memory): Likewise.
15648 * integrate.c (subst_constants, allocate_initial_values): Likewise.
15649 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
15650 update_equiv_regs): Likewise.
15651 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
15652 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
15653 * optabs.c (expand_abs, emit_unop_insn): Likewise.
15654 * passes.c (rest_of_handle_final): Likewise.
15655 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
15656 move2add_note_store): Likewise.
15657 * ra-build.c (detect_remat_webs): Likewise.
15658 * ra-debug.c (dump_static_insn_cost): Likewise.
15659 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
15660 * recog.c (validate_change, apply_change_group, cancel_changes,
15661 validate_replace_rtx_1, general_operand, register_operand,
15662 nonmemory_operand, push_operand, pop_operand, memory_operand,
15663 indirect_operand, asm_operand_ok, offsettable_memref_p,
15664 offsettable_nonstrict_memref_p, constrain_operands,
15665 store_data_bypass_p): Likewise.
15666 * reg-stack.c (subst_stack_regs_pat): Likewise.
15667 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
15668 copy_cost, reg_scan_mark_refs): Likewise.
15669 * regmove.c (optimize_reg_copy_3, stack_memref_p,
15670 combine_stack_adjustments_for_block): Likewise.
15671 * regrename.c (copyprop_hardreg_forward_1): Likewise.
15672 * reload.c (can_reload_into, push_reload, decompose, immune_p,
15673 find_reloads, find_reloads_address, find_reloads_address_1,
15674 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
15675 find_equiv_reg): Likewise.
15676 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
15677 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
15678 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
15679 delete_address_reloads): Likewise.
15680 * resource.c (mark_referenced_resources): Likewise.
15681 * rtlanal.c (get_jump_table_offset, count_occurrences,
15682 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
15683 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
15684 num_sign_bit_copies1): Likewise.
15685 * rtlhooks.c (gen_lowpart_general): Likewise.
15686 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
15687 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
15688 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
15689 sdbout_global_decl): Likewise.
15690 * simplify-rtx.c (simplify_subreg): Likewise.
15691 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
15692 expand_anon_union_decl, expand_end_case_type): Likewise.
15693 * unroll.c (calculate_giv_inc): Likewise.
15694 * var-tracking.c (stack_adjust_offset_pre_post,
15695 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
15696 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
15697 vt_add_function_parameters): Likewise.
15698 * varasm.c (make_var_volatile, notice_global_symbol,
15699 assemble_external, decode_addr_const, mark_weak,
15700 default_encode_section_info): Likewise.
15702 2004-07-01 Steven Bosscher <stevenb@suse.de>
15704 * stmt.c (check_seenlabel): Remove.
15705 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
15707 2004-07-01 Richard Henderson <rth@redhat.com>
15709 * function.h (struct function): Remove x_function_call_count.
15710 (function_call_count): Remove.
15711 * calls.c (expand_call): Don't set it.
15712 * integrate.c (copy_rtx_and_substitute): Likewise.
15714 * function.h (struct function): Remove x_cleanup_label.
15715 (cleanup_label): Remove.
15716 * stmt.c (expand_value_return): Don't use it.
15717 * function.c (free_after_compilation): Don't set it.
15718 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
15719 * cfgexpand.c (tree_expand_cfg): Update call.
15720 * tree.h (expand_function_start): Update decl.
15722 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
15724 PR c/1027
15725 * c-lang.c (c_initialize_diagnostics): Move from here ...
15726 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
15727 (c_tree_printer): Use pretty-printer to format %T.
15728 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
15729 before '*' if not C++.
15730 (pp_c_direct_abstract_declarator): Don't try to print array upper
15731 bound for flexible array members.
15732 * c-tree.h: Include "diagnostic.h".
15733 (c_initialize_diagnostics): Declare.
15734 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
15735 * c-format.c (format_type_warning): New function. Improve
15736 diagnostics for incorrect format argument types.
15737 (check_format_types): Use it. Add two parameters. Use the
15738 TYPE_MAIN_VARIANT of wanted_type.
15739 (check_format_info_main): Pass new parameters to
15740 check_format_types.
15741 (struct format_wanted_type): Update comment.
15743 2004-07-01 Nick Clifton <nickc@redhat.com>
15745 * target.h (struct gcc_target): Add new field to struct cxx:
15746 import_export_class.
15747 * target-def.h (TARGET_CXX): Initialise the new field.
15748 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
15749 the new field.
15750 * doc/tm.texi: Document the new target hook.
15752 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15754 * builtins.c (fold_builtin_classify): Fix typo.
15756 2004-07-01 Richard Henderson <rth@redhat.com>
15758 * function.c (identify_blocks, identify_blocks_1): Remove.
15759 * function.h (identify_blocks): Remove.
15760 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
15762 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15764 * builtins.c (fold_builtin_classify): New.
15765 (fold_builtin_unordered_cmp): Fix commentary.
15766 (fold_builtin): Use it.
15767 * builtins.def: Define builtins for isnan,
15768 isnanf, isnanl, finite, finitef, finitel,
15769 isinf, isinff, isinfl.
15771 2004-07-01 Richard Henderson <rth@redhat.com>
15773 * function.h (struct function): Remove dont_emit_block_notes.
15774 * gimple-low.c (lower_function_body): Don't set it.
15775 * cfgexpand.c (expand_block): Don't check it.
15776 * cfglayout.c (insn_locators_initialize): Likewise.
15777 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
15778 * passes.c (rest_of_compilation): Likewise.
15779 * stmt.c (expand_start_bindings_and_block): Likewise.
15780 (expand_end_bindings): Likewise.
15782 2004-07-01 Richard Henderson <rth@redhat.com>
15784 * cgraph.h (cgraph_build_static_cdtor): Declare.
15785 * cgraphunit.c (cgraph_build_static_cdtor): New.
15786 * c-objc-common.c (build_cdtor): Use it.
15787 * coverage.c (create_coverage): Likewise.
15788 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
15789 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
15791 See ChangeLog.11 for earlier changes.