1 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
3 * gthr-tpf.h: New file.
4 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
5 * gthr.h: Use gthr-tpf.h on TPF OS.
7 2004-09-23 Jeff Law <law@redhat.com>
9 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
10 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
11 (substitute_and_fold): Likewise.
12 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
13 except invariants from SSA_NAME_VALUE.
14 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
15 and SET_SSA_NAME_EQUIV.
16 (restore_vars_to_original_value, record_const_or_copy): Likewise.
17 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
18 (record_equality, cprop_into_successor_phis): Likewise.
19 (record_equivalences_from_stmt, cprop_operand): Likewise.
20 (lookup_avail_expr): Likewise.
21 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
23 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
24 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
25 annotation from the VALUE_HANDLE field.
27 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
31 * tree.c (reconstruct_complex_type): Remove extra "this".
32 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
33 Add V4SFmode to case statement.
35 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
38 * doc/extend.texi, doc/invoke.texi: Document interaction of
39 -fno-builtin with format checks. Note that built-in functions
40 have effects beyond generating code that avoids calls to those
43 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
45 PR tree-optimization/17533
46 * dominance.c (verify_dominators): Tolerate even more incorrect
47 dominance data during error message printing.
48 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
49 and edges more correctly.
51 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
53 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
55 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
56 MISALIGNED_INDIRECT_REF.
57 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
58 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
60 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
61 (find_interesting_uses_address): Likewise.
62 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
63 (build_fold_addr_expr_with_type): Likewise.
64 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
65 * print-rtl.c (print_mem_expr): Likewise.
66 * tree-dump.c (dequeue_and_dump): Likewise.
67 * tree-eh.c (tree_could_trap_p): Likewise.
68 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
69 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
70 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
72 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
73 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
74 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
75 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
76 (add_address_candidates, rewrite_address_base): Likewise.
77 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
79 * tree.c (staticp, build1_stat): Likewise.
81 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
82 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
83 * tree-ssa-operands.c (get_expr_operands): Likewise.
84 * expr.c (expand_expr_real_1): Likewise.
86 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
88 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
90 (expand_ternary_op): New function.
91 * genopinit.c (optabs): Handle the new optabs.
92 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
93 (init_optabs): Initialize vec_realign_load_optab.
94 (expand_ternary_op): New functions.
96 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
97 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
98 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
99 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
100 * target.h (struct vectorize): New member for struct gcc_target.
101 (misaligned_mem_ok): New member for targetm.vectorize.
102 (builtin_mask_for_load): Likewise.
103 (builtin_mask_for_store): Likewise.
104 * targethooks.c (default_vect_misaligned_mem_ok): New function.
105 * targethooks.h (default_vect_misaligned_mem_ok): New function.
107 * config/rs6000/altivec.md (build_vector_mask_for_load): New
109 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
110 (vec_realign_load_v16qi): New define_insn.
111 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
112 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
113 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
114 (altivec_builtin_mask_for_store): New variables.
115 (rs6000_builtin_mask_for_load): New function. Implements
116 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
117 (rs6000_builtin_mask_for_store): New function. Implements
118 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
119 (rs6000_expand_builtin): Expand the target builtins
120 builtin_mask_for_load and builtin_mask_for_store.
121 (altivec_init_builtins): Initialize the new target builtins.
122 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
123 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
125 * tree-vectorizer.c (vect_create_data_ref): Renamed to
126 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
127 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
128 (vectorizable_store): Call vect_create_data_ref_ptr with additional
129 arguments, and create an indirect_ref with its return value data_ref.
130 Check aligned_access_p.
131 (vectorizable_load): Handle misaligned loads, using software-pipelined
132 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
133 vec_realign_load_optab is supported, or using a scheme without
134 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
135 misaligned_mem_ok is supported.
137 (vect_finish_stmt_generation): Typo.
138 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
139 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
140 presence of misaligned loads.
141 (vect_analyze_data_ref_access): Add check for constant init.
142 (vect_get_symbl_and_dr): Remove duplicate line.
143 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
145 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
147 * builtins.c: Fix a comment typo.
149 2004-09-23 Jan Hubicka <jh@suse.cz>
151 * profile.c (branch_prob): Do not verify flow info in the middle of the
154 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
156 * cfgloop.h (update_single_exits_after_duplication): Declare.
157 (loopify, split_loop_bb): Declaration changed.
158 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
160 (loopify): Added redirect_all_edges argument.
161 (update_single_exits_after_duplication): Export.
162 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
163 * tree-flow.h (tree_duplicate_loop_to_header_edge,
164 tree_ssa_loop_version): Declare.
165 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
166 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
167 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
168 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
170 * tree-ssa-loop-unswitch.c: New file.
171 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
172 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
173 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
174 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
175 * tree-pass.h (pass_unswitch): Declare.
176 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
177 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
178 * doc/passes.texi: Documen tree level loop unswitching.
180 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
182 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
184 2004-09-22 Eric Christopher <echristo@redhat.com>
186 * builtins.c (simplify_builtin_va_start): Remove.
187 (simplify_builtin): Ditto.
188 (fold_builtin_strchr): Ditto.
189 (simplify_builtin_*): Rename remainders to fold_builtin_*.
190 (expand_builtin): Fix up for above changes.
191 (fold_builtin_1): Add new folders. Change for above.
192 (expand_builtin_va_start): Call fold_builtin_next_arg.
193 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
194 * tree.h: Remove prototype for simplify_builtin.
196 2004-09-23 Jan Hubicka <jh@suse.cz>
199 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
200 of fully inlined functions.
201 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
204 * cfgexpand.c (add_reg_br_prob_note): New function.
205 (expand_gimple_cond_expr): Use it.
206 (tree_expand_cfg): No longer kill the profile.
207 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
208 only if it is present.
209 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
210 * predict.c (combine_predictions_for_insn): Set the probabilities
211 based on REG_BR_PROB note if present.
212 * predict.c (branch_prob): Profile is read only with
213 flag_branch_probabilities.
215 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
217 * aclocal.m4: Add in gettext's m4 includes.
218 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
219 * configure.ac: Add in check for iconv.h
220 * configure: Regenerate.
222 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
224 * aclocal.m4: Update for rename of gettext-sister.m4.
226 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
228 Fix PR tree-optimization/17587
229 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
230 (insert_aux): Instead of here.
232 2004-09-22 Diego Novillo <dnovillo@redhat.com>
234 PR tree-optimization/16721
235 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
236 * tree-ssa-alias.c (create_memory_tag): Move setting of
237 TREE_THIS_VOLATILE ...
238 (get_tmt_for): ... here.
240 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
242 * config/sparc/sparc.md (cmove splitter): Fix formatting.
243 (conditional_trap expander): Reject inappropriate CCmodes.
244 (conditional trap insn): Use V9 syntax if possible.
246 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
249 * c-typeck.c (build_component_ref): Don't special-case
252 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
254 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
257 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
259 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
260 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
261 TRUTH_XOR_EXPR): Mention the restriction on types.
263 2004-09-22 Matt Austern <austern@apple.com>
265 * config/darwin.c (darwin_make_decl_one_only):
266 Allow coalesced symbol to appear in static archive's table of contents
268 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
270 PR tree-optimization/17512
271 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
274 2004-09-22 David Edelsohn <edelsohn@gnu.org>
276 * dbxout.c (get_lang_number): Do not define if
277 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
279 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
282 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
283 builtin_define ("__USE_INIT_FINI__").
285 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
287 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
288 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
289 * config/s390/s390.h (TARGET_TPF): New macro.
290 * config/s390/s390.md ("eh_return"): New expander.
291 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
292 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
293 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
294 * config/s390/tpf.h (TARGET_TPF): Define to 1.
295 (STACK_POINTER_OFFSET): Increase to 448.
296 (TARGET_DEFAULT): Set -mtpf-trace on as default.
297 (TPF_LOC_DIFF_OFFSET): New macro.
298 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
300 (__isPATrange): Add prototype.
301 (MD_FALLBACK_FRAME_STATE_FOR): Define.
302 * config/s390/tpf-eh.c: New file.
304 2004-09-22 Diego Novillo <dnovillo@redhat.com>
306 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
307 operands in an integer comparison.
308 * tree-cfg.c (find_taken_edge): Call fold() to determine
309 whether the predicate is known.
311 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
313 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
314 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
315 Create build and doc directories along with the language directories.
316 Don't create doc directory separately.
317 * configure: Regenerate.
318 * Makefile.in: Create all object and executables files built
319 with the build compiler in a build/ directory.
320 (genobjnames): Add missing build objects.
321 (STAGESTUFF): Don't stage the gen* programs.
322 (ggc-none.o): Define dependencies for the target compiler.
323 (build-print-rtl.o): Rename to build/print-rtl.o.
324 (build-errors.o): Rename to build/errors.o.
325 (build-varray.o): Rename to build/varray.o.
326 (maintainerclean): Delete the contents of the build directory.
327 ($(genobjs): %.o): Explicitly use -o.
328 (build/insn-conditions.o): Delete specfic rule to use generic rule.
329 (build/gengtype-lex.o): Likewise.
330 (build/gengtype-yacc.o): Likewise.
331 (build/gcov-iov.o): Likewise.
333 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
335 * vec.h (VEC_space): Return true if there _is_ space.
336 (VEC_reserve): Adjust.
338 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
340 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
341 use FPRs for scalar, complex and vector types only.
343 2004-09-21 Jeff Law <law@redhat.com>
345 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
346 the opt_stats_d structure.
347 (vrp_data): Change from a varray into a hash table.
348 (vrp_hash_elt): New structure for elements in the vrp hash table.
349 (vrp_hash, vrp_eq):New functions for hashing and testing equality
350 in the vrp hash table.
351 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
352 initialization slightly to make it easier to read. No longer need
353 to grow/clear the varray. Instead empty and delete the hash table.
354 (dom_opt_finalize_block): Update due to change of VRP_DATA from
355 a varray to a hash table.
356 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
358 * tree-ssa-ccp.c (get_default_value): If we have a constant
359 value recorded for an SSA_NAME, then use that constant as
360 the initial lattice value.
361 (substitute_and_fold): Transfer equivalences discovered into
364 * tree.h (SSA_NAME_EQUIV): Add comments.
365 (SET_SSA_NAME_EQUIV): Similarly.
367 2004-09-21 David Edelsohn <edelsohn@gnu.org>
369 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
371 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
373 2004-09-21 Mark Mitchell <mark@codesourcery.com>
375 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
376 (finish_decl): Likewise.
378 2004-09-21 Devang Patel <dpatel@apple.com>
380 * tree.def (VEC_COND_EXPR): New tree node.
381 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
383 2004-09-21 Stan Shebs <shebs@apple.com>
385 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
386 * config/rs6000/darwin-world.asm: Likewise.
388 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
390 * tree-ssa.c (verify_def): Use print_generic_stmt,
391 not debug_generic_stmt.
393 (verify_phi_args): Ditto.
396 2004-09-21 Paul Brook <paul@codesourcery.com>
398 * varasm.c (default_assemble_integer): Return false for values wider
399 than the target word size. Works around GAS bug.
401 2004-09-21 Zack Weinberg <zack@codesourcery.com>
403 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
405 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
408 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
410 * c-typeck.c (build_function_call): Give name of object
411 we are attempting to call in error message.
412 * c-objc-common.c (c_tree_printer): Call pp_expression,
413 not return false, for 'E' case.
415 2004-09-21 Steven Bosscher <stevenb@suse.de>
417 PR rtl-optimization/17482
418 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
419 load_killed_in_block_p): Clarify comments.
420 (record_last_reg_set_info): Make static inline.
421 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
422 (record_opr_changes): New function to replace the above.
423 (compute_hash_table): Clarify comments. Use record_opr_changes.
424 (reg_set_between_after_reload_p): Clean up.
425 (reg_used_between_after_reload_p): Likewise.
426 (eliminate_partially_redundant_load): Clarify comments.
428 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
430 PR rtl-optimization/17266
431 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
433 2004-09-21 Uros Bizjak <uros@kss-loka.si>
435 PR rtl-optimization/14851
436 * rtlanal.c (commutative_operand_precedence): Calculate
437 precedence of stripped constant.
439 2004-09-20 Jeff Law <law@redhat.com>
440 Jan Hubicka <jh@suse.cz>
442 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
443 initialize key elements here.
444 (release_ssa_name): Zero the released SSA_NAME here.
445 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
446 (struct tree_ssa_name): Add new "equiv" field.
447 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
448 (tree_ssa_dominator_optimize): No longer allocate, resize or
449 clear CONST_AND_COPIES.
450 (get_value_for, set_value_for): Kill.
451 (thread_across_edge): Get/set the equivalency using
452 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
453 (restore_vars_to_original_value): Likewise.
454 (record_equivalences_from_phis): Likewise.
455 (record_dominating_conditions): Likewise.
456 (record_const_or_copy, record_equality): Likewise.
457 (lookup_avail_expr): Likewise.
458 (record_equivalences_from_stmt, cprop_operand): Likewise.
459 (cprop_into_successor_phis): No longer need to pass around
460 CONST_AND_COPIES. Callers updated. Get equivalences via
462 (cprop_into_phis): Likewise.
464 2004-09-20 Matt Austern <austern@apple.com>
465 Zack Weinberg <zack@codesourcery.com>
467 * c-common.c (fix_string_type): Build the unqualified array
468 type unconditionally, then use c_build_qualified_type to get
469 the proper const-qualified variant, and set its
470 TYPE_MAIN_VARIANT to refer to the unqualified type.
471 * c-lex.c (c_lex_return_raw_string): New global.
472 (c_lex_with_flags): Honor it.
473 * c-pragma.h: Declare it.
475 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
477 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
479 2004-09-21 Jan Hubicka <jh@suse.cz>
482 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
483 (tree_rest_of_compilation): Cleanup.
485 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
487 * config/s390/s390.c (s390_select_rtx_section): Remove.
488 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
490 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
492 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
493 note to pretend a direct save from the original register when an
494 intermediate register is used for the save.
496 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
498 * tsystem.h (alloca): Provide a default definition.
501 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
502 * unwind-dw2.c: Call __builtin_alloca, not alloca.
504 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
507 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
508 aliasing sets are the same rather than just conflicting.
510 2004-09-20 Jan Hubicka <jh@suse.cz>
514 * cgraph.c (cgraph_unnest_node): New function.
515 (c_finalize): Rename to ....
516 (c_warn_unused_result_recursivly): ... this one; do only the warning
517 (finish_function): Finalize the toplevel function; do not lower nested tree.
518 * cgraph.h (cgraph_unnest_node): Declare.
519 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
520 nestedness datastructure.
521 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
522 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
523 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
525 2004-09-20 Richard Henderson <rth@redhat.com>
527 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
528 from some_small_symbolic_operand_1; export.
529 (some_small_symbolic_operand): Remove.
530 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
532 * config/alpha/predicates.md (some_small_symbolic_operand): New.
534 2004-09-20 Jan Hubicka <jh@suse.cz>
536 * predict.c (return_prediction): New function.
537 (apply_return_prediction): Likewise.
538 (tree_bb_level_predictions): Likewise.
539 (tree_estimate_probability): Add noreturn exit edges; call
540 bb_level_predictions; fix logic of return heuristics.
541 (predict_paths_leading_to): Rescuesce from old CVS version of
542 process_note_prediction function.
543 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
545 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
547 * config/s390/s390.c (s390_frame_info): Added alignment statement for
548 floating point register area on stack.
550 2004-09-20 Jakub Jelinek <jakub@redhat.com>
552 * predict.c (expr_expected_value): Use *_CLASS_P macros.
554 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
556 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
557 generating useless garbage.
559 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
561 * builtins.c (fold_builtin): Call the new omonymous
562 target hook for machine-dependent built-ins.
563 * target-def.h (TARGET_FOLD_BUILTIN): New.
564 * target.h (struct gcc_target): Add the fold_builtin hook.
565 * targhooks.c (default_fold_builtin): New.
566 * targhooks.h (default_fold_builtin): Declare it.
568 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
570 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
573 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
576 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
578 2004-09-20 Jan Hubicka <jh@suse.cz>
580 * predict.c (estimate_probability): Remove unnecesary code.
582 2004-09-19 Ira Rosen <irar@il.ibm.com>
584 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
585 (STMT_VINFO_VECT_DR_BASE): Declare.
586 (VECT_SMODULO): Declare.
587 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
588 (vect_compute_array_base_alignment): New function.
589 (vect_analyze_data_ref_access): Check array indices. Remove one
590 dimensional arrays restriction.
591 (vect_get_ptr_offset): New function.
592 (vect_get_symbl_and_dr): New function.
593 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
594 (former name vect_get_base_decl_and_bit_offset).
595 (vect_create_index_for_array_ref): Removed.
596 (vect_create_index_for_vector_ref): New function.
597 (vect_create_addr_base_for_vector_ref): New function.
598 (vect_create_data_ref): Handle additional data refs. Call
599 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
600 (vect_compute_data_ref_alignment): Support the changes. Call
601 vect_get_base_and_bit_offset.
602 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
603 data refs. Store vect_dr_base.
604 (vect_analyze_data_ref_accesses): Support nonconstant init.
605 (new_stmt_vec_info): Initialize vect_dr_base field.
606 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
607 (get_vectype_for_scalar_type): Check for BLKmode.
608 * tree-chrec.h (initial_condition_in_loop_num): Declare.
609 * tree-chrec.c (initial_condition_in_loop_num): New function.
610 (chrec_component_in_loop_num): New function.
611 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
612 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
613 to be pointer to varray_type.
615 2004-09-19 Jan Hubicka <jh@suse.cz>
617 * basic-block.h (update_bb_profile_after_threading): Declare.
618 * cfg.c (update_bb_profile_after_threading): Break out from ...
619 * cfgcleanup.c (try_forward_edges): ... here; use it.
620 * tree-ssa-dom.c (thread_across_edge): Use it.
621 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
622 profile of the new BB.
624 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
626 * tree-ssa-pre.c (insert_into_set): Don't put
627 is_gimple_min_invariant values into the set.
629 2004-09-19 Andreas Jaeger <aj@suse.de>
631 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
634 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
636 * config/cris/cris.h: Preserve the original spelling in a
639 2004-09-18 Jeff Law <law@redhat.com>
641 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
642 global varrays to replace the block local varrays.
643 (struct dom_walk_block_data): Remove, no longer used.
644 (get_eq_expr_value): No longer need to pass around pointers to local
645 varrays. Callers updated. Unused markers added to unused parameters.
646 (record_range, record_equivalences_from_stmt): Likewise.
647 (record_equivalences_from_incoming_edge): Likewise.
648 (record_var_is_nonzero): Likewise. Update now that we have a
649 single global varray of SSA_NAMEs that need restoring.
650 (dom_opt_initialize_block_local_data): Kill, no longer used.
651 (tree_ssa_dominator_optimize): Initialize new global varrays.
652 Update callbacks in dominator walker structure.
653 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
655 (restore_nonzero_vars_to_original_value): Update now that we have
656 a single global varray of SSA_NAMEs that need restoring.
657 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
658 Remove unused variables.
659 (optimize_stmt): Remove unused variable.
661 2004-09-18 Jan Hubicka <jh@suse.cz>
663 * tree-cfg.c (thread_jumps): Fix updating of the profile.
665 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
668 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
670 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
671 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
672 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
673 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
674 tree-ssa-operands.c, tree-ssa-phiopt.c,
675 tree-ssa-threadupdate.c: Fix comment typos.
677 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
679 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
680 config/arm/README-interworking, config/arm/arm-cores.def,
681 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
682 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
683 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
684 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
685 config/frv/frv.md, config/i386/winnt.c,
686 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
687 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
688 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
689 config/mcore/mcore.c, config/mips/mips.h,
690 config/mn10300/mn10300.md, config/pa/pa.c,
691 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
692 config/rs6000/rs6000.c, config/sh/symbian.c,
693 config/sparc/sparc.h: Fix comment typos. Follow spelling
696 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
699 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
701 2004-09-18 Diego Novillo <dnovillo@redhat.com>
703 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
704 remove TREE_ADDRESSABLE from RESULT_DECL.
706 2004-09-18 Diego Novillo <dnovillo@redhat.com>
708 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
710 2004-09-18 Jan Hubicka <jh@suse.cz>
712 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
714 * tree-ssa-alias.c (init_alias_info): Likewise.
715 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
716 (verify_ssa): Likewise.
717 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
719 2004-09-18 Jan Hubicka <jh@suse.cz>
721 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
724 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
726 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
727 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
728 DW_EH_PE_sdata* for data.
729 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
731 2004-09-17 Geoffrey Keating <geoffk@apple.com>
733 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
737 * c-typeck.c (constructor_asmspec): Delete.
738 (struct initializer_stack): Delete field 'asmspec'.
739 (start_init): Delete saving of asmspec.
740 (finish_init): Don't update constructor_asmspec.
741 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
742 * stmt.c (expand_asm): Duplicate strings from tree.
743 (expand_asm_operands): Likewise.
744 * tree.c (tree_size): Update computation of size of STRING_CST.
745 (make_node): Don't make STRING_CST nodes.
746 (build_string): Allocate string with tree node.
747 (tree_code_size): Clean up assertions, don't allow requests
748 for "the size of a STRING_CST".
749 * tree.def (STRING_CST): Update comment.
750 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
751 (tree_string): Place contents of string in tree node.
752 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
755 2004-09-17 Zack Weinberg <zack@codesourcery.com>
757 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
758 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
760 2004-09-17 Jones Desougi <jones@ingate.com>
762 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
763 * configure, config.in: Regenerate.
765 2004-09-17 Zack Weinberg <zack@codesourcery.com>
767 * tree.c, tree.h (tree_class_strings): Make array const.
768 Reindent per coding convention. Move asterisk to proper place
769 per coding convention.
771 2004-09-18 Andreas Schwab <schwab@suse.de>
773 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
774 (tree-vectorizer.o): Likewise.
775 (targhooks.o): Likewise.
777 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
778 Zack Weinberg <zack@codesourcery.com>
780 * alias.c (find_base_decl): Remove unreachable case '3' block.
781 * expr.c (safe_from_p): Abort if passed a type.
782 * tree-gimple.c (recalculate_side_effects): Abort if passed
783 anything other than an expression.
784 * tree-ssa-pre.c (phi_translate): Return expr immediately if
785 is_gimple_min_invariant is true for it. Reorder cases for clarity.
786 Abort on un-handled tree classes.
787 (valid_in_set): Likewise.
788 * tree.c (tree_code_class_strings): New static data.
790 * tree.h (enum tree_code_class): New.
791 (tree_code_class_strings): Declare.
792 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
793 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
794 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
795 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
796 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
798 * tree.def, c-common.def, objc/objc-tree.def: Use
799 tree_code_class enumeration constants instead of code letters.
801 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
802 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
803 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
804 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
805 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
806 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
807 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
808 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
809 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
810 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
811 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
812 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
813 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
816 * LANGUAGES: Add note about change.
818 2004-09-17 Diego Novillo <dnovillo@redhat.com>
820 PR tree-optimization/17319
821 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
822 examine pointers on the LHS of an assignment.
823 (collect_points_to_info_r): Handle RETURN_EXPR.
825 2004-09-17 Jeff Law <law@redhat.com>
827 * tree-ssa-dom.c (const_and_copies_stack): New.
828 (dom_walk_block_data): Remove const_and_copies field.
829 (record_const_or_copy): No longer need to pass in varray_type *.
830 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
832 (record_equality): Similarly.
833 (restore_vars_to_original_value): Similarly. Revamp to use new
834 single global stack rather than per-block stacks.
835 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
836 (thread_across_edge): Remove now unused parameters.
837 (dom_opt_initialize_block_local_data): No longer test the block
838 local CONST_AND_COPIES.
839 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
841 2004-09-17 Jan Hubicka <jh@suse.cz>
843 PR tree-optimization/17509
844 * tree-optimize.c (update_inlined_to_pointers): New function.
845 (tree_rest_of_compilation): Use it.
847 2004-09-17 Devang Patel <dpatel@apple.com>
849 * dbxout.c (get_lang_number): New.
850 (dbxout_init): Include lang number in N_SO stab.
851 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
852 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
854 2004-09-17 Diego Novillo <dnovillo@redhat.com>
856 PR tree-optimization/17273
857 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
858 replacement is a constant.
860 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
862 * c-tree.h (enum c_typespec_keyword): New.
863 (struct c_declspecs): Adjust description of "type". Remove
864 specbits, explicit_int_p and explicit_char_p. Rename
865 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
866 short_p, signed_p, unsigned_p and complex_p.
867 (finish_declspecs): New.
868 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
869 typename): Call finish_declspecs.
870 * c-decl.c (finish_declspecs): New.
871 (declspecs_add_type): Check for combinations which cannot occur in
872 valid specifier lists. Update comments.
873 (shadow_tag_warned): Remove checks done in finish_declspecs.
874 Don't report useless type name if type defaulted to int.
875 (grokdeclarator): Remove checks and actions done in
876 finish_declspecs. Don't allow for type being NULL. Update for
877 datastructures changes. Initialize decl_attr.
878 (build_null_declspecs, quals_from_declspecs): Update for
879 datastructures changes.
881 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
883 * doc/extend.texi: Fix duplicated word.
885 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
887 * doc/invoke.texi: Remove stray explanation on
888 -freduce-all-givs and -fmove-all-movables.
890 2004-09-17 James Morrison <phython@gcc.gnu.org>
892 * doc/cfg.texi: Use @smallexample.
893 * doc/md.texi: Likewise.
894 * doc/tree-ssa.texi: Likewise.
895 * doc/extend.texi: Likewise. Use @r{} in comments.
896 * doc/trouble.texi: Use @r{} in comments.
898 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
900 * configure.ac (gcc_cv_gld_version): Handle whitespace before
902 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
903 * configure: Regenerate.
905 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
907 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
908 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
909 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
910 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
911 slashes in substitutions.
912 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
914 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
916 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
917 gimplify.c, lambda-code.c, optabs.c, predict.c,
918 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
919 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
922 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
924 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
925 doc/extend.texi, doc/install.texi, doc/invoke.texi,
926 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
927 doc/trouble.texi: Use @option around options.
929 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
931 * Makefile.in (gen-protos.o): Depend on errors.h.
933 2004-09-17 Steven Bosscher <stevenb@suse.de>
935 PR tree-optimization/17513
936 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
937 for successors of the entry block.
939 2004-09-17 Uros Bizjak <uros@kss-loka.si>
941 PR rtl-optimization/15187
942 * ifcvt.c (noce_try_cmove_arith): Exit early if total
943 insn_rtx_cost of both branches > BRANCH_COST
945 2004-09-16 Diego Novillo <dnovillo@redhat.com>
947 PR tree-optimization/17528
948 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
949 erase the may-alias set for a tag when merging it with
952 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
954 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
955 for 32-bit TARGET_SHMEDIA.
956 (call_value): Likewise.
958 2004-09-16 Diego Novillo <dnovillo@redhat.com>
960 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
961 test apply only to TREE_STATIC and DECL_EXTERNAL.
963 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
965 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
966 * basic-block.h (get_dominated_by_region): Declare.
967 * dominance.c (get_dominated_by_region): New function.
968 * tree-cfg.c: Include cfglayout.h.
969 (tree_duplicate_bb): Duplicate also phi nodes.
970 (struct ssa_name_map_entry): New type.
971 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
972 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
973 allocate_ssa_names, rewrite_to_new_ssa_names_def,
974 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
975 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
976 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
977 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
978 rewrite_to_new_ssa_names, allocate_ssa_names,
979 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
980 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
981 (copy_loop_headers): Use tree_duplicate_sese_region.
983 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
985 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
987 2004-09-16 Jeff Law <law@redhat.com>
989 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
990 (rewrite_block_data): Remove, no longer used.
991 (rewrite_initialize_block_local_data): Remove, no longer used.
992 (rewrite_initialize_block): Mark parameters as unused as needed.
993 Change references to the block local block_defs to be block_defs_stack.
994 Push a marker onto the block_defs_stack.
995 (ssa_rewrite_initialize_block): Similarly.
996 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
997 (ssa_register_new_def): No longer needs varray argument. Use
998 block_defs_stack instead. No longer handle possibly null block_defs
999 varray. Reverse order of items we push on the stack to make it
1000 easier to identify our marker.
1001 (register_new_def): No longer handle possibly null block_defs
1003 (rewrite_finalize_block): Revamp to look for markers in the global
1004 block_defs_stack varray rather than wiping a block local varray.
1005 Mark arguments as unused as needed.
1006 (ssa_rewrite_finalize_block): Similarly.
1007 (rewrite_into_ssa): Update initialization of dom walker structure
1008 to reflect that we don't need block local data anymore. Initialize
1009 the block_defs_stack varray.
1010 (rewrite_ssa_into_ssa): Similarly.
1011 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
1012 (struct dom_walk_data): Kill block_defs field.
1013 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
1014 (thread_across_edge): Use the global block_defs_stack instead of
1015 the old block_defs varray.
1016 (dom_opt_initialize_block_local_data): Update now that we don't have
1017 block_defs field to check anymore.
1018 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
1019 (restore_currdefs_to_original_value): Use the new block_defs_stack
1020 instead of a block local varray.
1021 (dom_opt_finalize_block): Similarly.
1022 (record_equivalencs_from_phis): Similarly.
1023 (optimize_stmt, register_definitions_for_stmt): Similarly.
1025 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
1027 PR tree-optimization/17517
1028 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1029 coalesce same-root variables without checking for abnormal PHI usage.
1031 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
1033 * cfgloop.h (duplicate_loop): Add prototype.
1034 * cfgloopmanip.c (duplicate_loop): Make non-static.
1035 * lambda-code.c (perfect_nestify): Factor out test whether
1036 we can handle this loop into separate function.
1038 (can_convert_to_perfect_nest): New function.
1039 (replace_uses_of_x_with_y): Add modify_stmt call.
1040 * tree-loop-linear.c (linear_transform_loops): Call
1041 rewrite_into_loop_closed_ssa and free_df.
1043 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
1045 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
1046 loop invariant as well.
1047 (perfect_nestify): new function.
1048 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
1049 upper bounds, and steps.
1050 Set outerinductionvar properly.
1051 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
1053 Return NULL if we need a perfect loop and can't make one.
1054 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
1055 (not_interesting_stmt): New function.
1056 (phi_loop_edge_uses_def): Ditto.
1057 (stmt_uses_phi_result): Ditto.
1058 (stmt_is_bumper_for_loop): Ditto.
1059 (perfect_nest_p): Ditto.
1060 (nestify_update_pending_stmts): Ditto.
1061 (replace_uses_of_x_with_y): Ditto.
1062 (stmt_uses_op): Ditto.
1063 (perfect_nestify): Ditto.
1064 * lambda-mat.c (lambda_matrix_id_p): New function.
1065 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
1066 * lambda.h: Update prototypes.
1067 * tree-loop-linear (linear_transform_loop): Use new
1068 perfect_nest_p. Detect and ignore identity transform.
1069 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
1071 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
1073 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
1074 Gather also strides of accessed data. Pass in the data references
1076 (try_interchange_loops): Add a new heuristic for handling the temporal
1077 locality. Pass in the data references array.
1078 (linear_transform_loops): Pass the data references array to
1079 try_interchange_loops.
1081 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
1083 * doc/invoke.texi: Fix typos. Follow spelling conventions.
1085 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
1087 * doc/c-tree.texi (Classes): Remove index entries for
1088 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
1090 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1092 * fold-const.c (fold): Fold difference of addresses.
1093 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
1094 get_inner_reference.
1095 * tree-ssa-loop-ivopts.c (peel_address): Removed.
1096 (ptr_difference_const): Moved to fold-const.c.
1097 (split_address_cost): Use get_inner_reference instead of peel_address.
1098 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
1099 * tree.h (ptr_difference_const): Export.
1101 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
1102 variable type to the dump. Fix indentation.
1103 (idx_find_step): Handle nonconstant array_ref_element_size and
1104 array_ref_low_bound.
1105 (idx_record_use): Handle array_ref_element_size and
1106 array_ref_low_bound.
1107 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
1108 statements correctly.
1109 (get_computation_at, iv_value): Do not unshare expressions here.
1110 (rewrite_use_outer): Unshare the expression before it is emitted
1112 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
1114 * tree.c (unsigned_type_for, signed_type_for): Moved from
1115 tree-ssa-loop-niter.c. Use langhooks.
1116 * tree.h (signed_type_for): Export.
1118 2004-09-16 David Edelsohn <edelsohn@gnu.org>
1120 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
1123 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
1126 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
1127 Add two parameters to extra_includes.
1128 (C_INCPATH_INIT): Remove.
1129 * c-incpath.c (register_include_chains): Call extra_pre_includes
1130 before adding the standard include directory.
1131 Update call to extra_includes.
1132 (!defined TARGET_EXTRA_INCLUDES): Update
1133 hook_void_charptr_charptr_int and add !define
1134 TARGET_EXTRA_PRE_INCLUDES.
1135 (!define TARGET_EXTRA_INCLUDES): Define as
1136 hook_void_charptr_charptr_int.
1137 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
1138 (target_c_incpath): Always declare.
1139 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
1141 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
1142 * config/darwin.h: (darwin_register_frameworks): Update for
1143 the two new parameters.
1144 (darwin_register_objc_includes): Add prototype.
1145 (TARGET_EXTRA_PRE_INCLUDES): Define.
1146 * config/darwin-c.c (darwin_register_objc_includes): New function.
1147 (darwin_register_frameworks): Update for the two new parameters.
1148 (target_c_incpath): Remove.
1149 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
1151 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
1153 (TARGET_EXTRA_PRE_INCLUDES): Document.
1155 * gcc.c (spec_function): Add replace-outfile.
1156 (replace_outfile_spec_function): New function.
1157 * config/darwin.h (LINK_SPEC): Add replace
1158 -lobjc with -lobjc-gnu if -fgnu-runtime is
1160 * invoke.texi (replace-outfile): Document.
1162 2004-09-13 Jan Hubicka <jh@suse.cz>
1164 * predict.c (expr_expected_value, strip_builtin_expect): New function.
1165 (tree_predict_by_opcode): Use it.
1166 (tree_estimate_probability): Add, for now disabled,
1167 strip_builtin_expect call.
1169 2004-09-15 James E Wilson <wilson@specifixinc.com>
1172 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
1173 if current_function_decl is a sibcall.
1175 2004-09-15 Mark Mitchell <mark@codesourcery.com>
1177 * varasm.c (default_function_rdodata_section): Make sure to pass
1178 along a decl for a link-once section.
1180 2004-09-15 Richard Henderson <rth@redhat.com>
1182 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
1183 warning with code disable. Fix formatting.
1185 2004-09-15 Steven Bosscher <stevenb@suse.de>
1187 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
1188 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
1189 after propagating into an ADDR_EXPR.
1191 2004-09-15 Andrew Pinski <apinski@apple.com>
1194 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
1195 Move it out of gcc_assert.
1197 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
1199 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
1200 except.c, fold-const.c, function.c, langhooks.c, params.c,
1201 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1202 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
1203 for quoting in diagnostics going through pretty-print.c. Use ''
1204 for quoting in other diagnostic text.
1205 * langhooks.c: Include intl.h. Mark text locating diagnostics for
1207 * Makefile.in (langhooks.o): Update dependencies.
1208 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
1211 2004-09-15 Mark Mitchell <mark@codesourcery.com>
1213 * configure.ac: Check for COMDAT support. Robustify check for
1215 * configure: Regenerated.
1216 * config.in: Likewise.
1217 * langhooks-def.h (lhd_comdat_group): New function.
1218 (LANG_HOOKS_COMDAT_GROUP): New macro.
1219 (LANG_HOOKS_DECLS): Use it.
1220 * langhooks.c (lhd_comdat_group): Define.
1221 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
1222 * output.h (named_section_flags): Make it a macro.
1223 (named_section_real): New function.
1224 (default_no_named_section): Add decl parameter.
1225 (default_elf_asm_named_section): Likewise.
1226 (default_coff_asm_named_section): Likewise.
1227 (default_pe_asm_named_section): Likewise.
1228 * target.h (gcc_target): Adjust type of named_section.
1229 * varasm.c (named_section_flags): Rename to named_section_real.
1231 (default_no_named_section): Add decl parameter.
1232 (default_elf_asm_named_section): Use COMDAT, if available. Deal
1233 with the case that ASM_COMMENT_START is "@".
1234 (default_coff_asm_named_section): Add decl parameter.
1235 (default_pe_asm_named_section): Likewise.
1236 * config/alpha/alpha.c (vms_asm_named_section): Add decl
1238 (unicosmk_asm_named_section): Likewise.
1239 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
1240 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
1241 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
1242 * config/cris/cris-protos.h (cris_target_asm_named_section):
1244 * config/cris/cris.c (cris_target_asm_named_section):
1246 * config/darwin/darwin-protos.h (darwin_asm_named_section):
1248 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
1249 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
1250 * config/i386/i386-protos.h (i386_pe_asm_named_section):
1252 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
1253 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
1254 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
1255 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
1257 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
1258 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
1259 * cp/cp-tree.h (cxx_comdat_group): Declare.
1260 * cp/decl.c (cxx_comdat_group): New function.
1262 2004-09-15 Jan Hubicka <jh@suse.cz>
1264 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
1265 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
1267 * tree-cfg.c (remove_bb): Release SSA defs.
1269 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
1271 * doc/tm.texi: Follow spelling conventions.
1273 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
1275 * tree-ssa-dom.c: Fix comment typos.
1277 2004-09-15 Alan Modra <amodra@bigpond.net.au>
1279 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
1281 (ppc_fallback_frame_state): Save location of CR.
1283 2004-09-15 Jakub Jelinek <jakub@redhat.com>
1285 * expr.c (string_constant): Handle also read-only variables
1286 initialized to string literals.
1288 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
1289 into memcpy (x, y, 1) if memcpy can be expanded inline.
1291 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1293 PR tree-optimization/17468
1294 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
1295 definition inside a block precede uses.
1296 * tree-tailcall.c (adjust_return_value): Emit statements in the
1299 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
1301 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
1303 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1305 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
1307 2004-09-14 Jeff Law <law@redhat.com>
1309 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
1310 (struct dom_walk_block_data): Remove avail_exprs member.
1311 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
1312 (lookup_avail_expr): No longer need to pass in address of
1313 the block local available exprs stack. All callers changed.
1314 (simplify_cond_and_lookup_avail_expr): Similarly.
1315 (simplify_switch_and_lookup_avail_expr): Similarly.
1316 (get_eq_expr_value, record_cond): Likewise.
1317 (record_dominating_conditions): Likewise.
1318 (update_rhs_and_lookup_avail_expr): Likewise.
1319 (record_equivalences_from_stmt): Likewise.
1320 (dom_opt_initialize_block_local_data): No longer test state of
1321 block local avail_exprs.
1322 (dom_opt_initialize_block): Mark unwind point in the global
1324 (remove_expressions_from_table): Update to unwind to the
1325 most recent unwind marker in the global avail_expr stack.
1326 All callers changed.
1327 (dom_opt_finalize_block): Mark unwind point in the global
1328 avail_expr stack as needed.
1329 (record_cond): Push elements into the global avail_exprs stack.
1331 * tree-dfa.c (free_df_for_stmt): No longer static.
1332 (free_df): Update comments.
1333 * tree-flow.h (free_df_for_stmt): Prototype.
1334 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
1337 2004-09-14 Diego Novillo <dnovillo@redhat.com>
1339 PR tree-optimization/17252
1340 * tree-ssa-alias.c (may_alias_p): Don't assume that a
1341 pointer may not point to itself when using relaxed
1344 2004-09-14 Richard Henderson <rth@redhat.com>
1347 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
1348 while folding <ADDR_EXPR <INDIRECT_REF X>>.
1350 2004-09-14 Andrew Pinski <apinski@apple.com>
1352 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
1353 sets of the pointers but the aliasing sets of what they point to.
1355 2004-09-14 Roger Sayle <roger@eyesopen.com>
1357 PR rtl-optimization/9771
1358 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
1359 conditional compilation in init_reg_sets_1.
1360 (init_reg_sets_1): Let global_regs[i] take priority over the frame
1361 (but not stack) pointer exceptions to regs_invalidated_by_call.
1362 (globalize_reg): Globalizing a fixed register may need to update
1363 regs_invalidated_by_call.
1365 2004-09-14 Diego Novillo <dnovillo@redhat.com>
1367 PR tree-optimization/15262
1368 * tree-dfa.c (dump_variable): Also print the type of the
1370 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
1371 memory tags are of conflicting alias sets but have no aliased
1372 symbols in common, add one tag to the alias set of the other.
1373 (setup_pointers_and_addressables): Remove hack to deal with
1374 programs with no aliased symbols.
1375 (may_alias_p): Don't special case aggregate types.
1377 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
1380 * doc/invoke.texi (Environment Variables): Correct example locale.
1382 2004-09-14 Jan Hubicka <jh@suse.cz>
1384 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
1386 2004-09-14 Mark Mitchell <mark@codesourcery.com>
1388 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
1390 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
1392 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
1394 (struct c_declarator): Change u.array.quals and pointer_quals to
1395 int. Add u.array.attrs.
1396 (quals_from_declspecs): New.
1397 * c-decl.c (quals_from_declspecs): New.
1398 (shadow_tag_warned): Give more specific message for useless type
1400 (build_array_declarator, set_array_declarator_inner,
1401 grokdeclarator, make_pointer_declarator, build_null_declspecs,
1402 declspecs_add_qual): Update for changed structures.
1404 2004-09-14 Jeff Law <law@redhat.com>
1406 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
1408 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
1409 (dom_opt_initialize_block_local_data): No longer test state
1411 (dom_opt_finalize_block): Update due to change in scope of
1413 (optimize_stmt): Similarly.
1415 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1417 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
1418 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
1419 comment typos. Follow spelling conventions.
1421 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1423 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
1424 config/i386/predicates.md, config/sparc/sparc.c: Follow
1425 spelling conventions.
1427 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1428 Steven Bosscher <stevenb@suse.de>
1430 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
1431 * basic-block.h (struct reorder_block_def): Add copy_number field.
1432 * cfgloop.h (biv_p): Declare.
1433 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
1434 * common.opt (fsplit-ivs-in-unroller): New flag.
1435 * loop-iv.c (biv_p): New function.
1436 * loop-unroll.c: Include hashtab.h and recog.h.
1437 (struct iv_to_split, struct split_ivs_info): New types.
1438 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
1439 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
1440 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
1441 insert_base_initialization, split_iv): New functions.
1442 (peel_loop_completely, unroll_loop_constant_iterations,
1443 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
1445 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
1447 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1449 * tree-cfg.c (thread_jumps): Update dominators correctly in
1450 case destination of threaded edge dominates its source.
1452 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1454 * unroll.c: Removed.
1456 * Makefile.in (LOOP_H, unroll.o): Removed.
1457 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
1459 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
1461 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
1462 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
1463 * loop.c: Do not include loop.h.
1464 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
1465 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
1466 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
1467 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
1468 struct loop_regs, struct loop_movables, struct loop_info): Moved
1470 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
1471 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
1472 find_common_reg_term, loop_iterations, final_giv_value): Moved
1474 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
1475 loop_dump_stream, for_each_insn_in_loop, express_from,
1476 extend_value_for_giv, loop_iv_add_mult_emit_before,
1477 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
1478 loop_insn_first_p, get_condition_for_loop,
1479 loop_insn_emit_before, loop_insn_hoist,
1480 loop_insn_sink): Made static.
1481 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
1483 (strength_reduce): Do not call unroller.
1484 (record_giv): Do not initialize unrolled field.
1485 (prescan_loop): Do not set loop_info->preconditioned.
1486 * passes.c: Do not include loop.h.
1487 (rest_of_handle_loop_optimize): Do not call unroller.
1488 * predict.c: Do not include loop.h.
1489 * rtl.h (NOTE_PRECONDITIONED): Removed.
1490 * stmt.c: Do not include loop.h.
1491 * toplev.c: Do not include loop.h.
1492 (process_options): Do not handle flag_old_unroll_loops.
1494 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
1495 Documentation removed.
1496 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
1498 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
1500 * Makefile.in (STAGE1_CHECKING): New variable.
1501 (stage1_build): Use it.
1502 * tree-ssa.c (verify_ssa): Preserve state of dominance
1505 2004-09-14 Uros Bizjak <uros@kss-loka.si>
1507 * config/i386/i386.c (output_fp_compare): Add generation
1508 of ftst instruction.
1509 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
1510 Use output_fp_compare () function.
1511 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
1512 (fix_truncdi_memory): Remove operands[5] copy.
1514 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
1516 * config/m32r/m32r.md, config/m68k/m68kelf.h,
1517 config/mcore/mcore.md, config/rs6000/linux64.h,
1518 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
1521 2004-09-13 James E Wilson <wilson@specifixinc.com>
1523 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
1524 * gen-protos.c: Include errors.h.
1527 2004-09-14 Jan Hubicka <jh@suse.cz>
1529 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
1530 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
1531 (predict_loops): Use number_of_iterations_exit to predict
1532 number of iterations on trees.
1534 2004-09-13 Dale Johannesen <dalej@apple.com>
1538 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
1539 objects declared extern.
1541 2004-09-14 Paul Brook <paul@codesourcery.com>
1543 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
1546 2004-09-13 Daniel Jacobowitz <dan@debian.org>
1548 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
1549 Only use TYPE_BINFO for aggregates.
1551 2004-09-13 Daniel Jacobowitz <dan@debian.org>
1553 * expmed.c (synth_mult): Initialize latency. Check cost before
1556 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
1558 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
1559 add_call_clobber_ops and add_call_read_ops.
1560 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
1561 the number of vdefs and vuses inserted based on analysis of global
1562 variables across calls. * tree-dfa.c (find_referenced_vars):
1563 Needed to reset static var maps before each function is compiled.
1565 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
1566 static_vars_info,functions_to_static_vars_info,module_statics_escape,
1567 all_module_statics,searchc_env,dfs_info): New fields to support
1568 analysis of static global variables.
1569 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
1570 cgraph_reset_static_var_maps, get_global_static_vars_info,
1571 get_global_statics_not_read, get_global_statics_not_written,
1572 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
1573 check_rhs_var, check_lhs_var, get_asm_expr_operands,
1574 process_call_for_static_vars, scan_for_static_refs,
1575 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
1576 clear_static_vars_maps, cgraph_propagate_bits,
1577 cgraph_characterize_statics): New. Functions to support analysis
1578 of static global variables.
1579 (cgraph_mark_local_and_external_functions): Renamed from:
1580 (cgraph_mark_local_functions)
1581 (cgraph_expand_all_functions): Remove call to
1582 cgraph_mark_local_and_external_functions.
1583 (cgraph_optimize): Added driver to analyze static variables whose
1584 scope is within the compilation unit. * cgraph.h (struct
1585 cgraph_local_info, GTY): Added statics_read, statics_written,
1586 local, calls_read_all, calls_write_all, for_functions_valid.
1587 (struct cgraph_node): Added next_cycle. * cgraph.c
1588 (dump_cgraph_node): Added print routines for new fields. *
1589 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
1592 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
1594 * c-decl.c (grokdeclarator): Correct comments about where storage
1595 class specifiers are rejected by grammar and add corresponding
1596 asserts. Diagnose typedefs and parameters declared inline.
1597 Change warning for inline main to a pedwarn. Only diagnose inline
1599 (declspecs_add_scspec): Allow duplicate "inline".
1601 2004-09-13 Steve Ellcey <sje@cup.hp.com>
1603 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
1604 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1606 2004-09-13 Richard Henderson <rth@redhat.com>
1609 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
1610 (tree_type): Replace spare with contains_placeholder_bits.
1611 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
1612 make static. Remove seen_types list.
1613 (type_contains_placeholder_p): New.
1615 2004-09-13 James E Wilson <wilson@specifixinc.com>
1617 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
1618 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
1619 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
1620 bdesc_arrays instead of mips_bdesc.
1621 (mips_init_builtins): Likewise.
1622 * config/mips/mips.h (TARGET_SB1): New.
1623 (HAVE_SQRT_P): Delete.
1624 * config/mips/mips.md (divide_condition): Support V2SF.
1625 (sqrt_condition, recip_condition): New.
1626 (div<mode>3): Use ANYF instead of SCALARF.
1627 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
1629 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
1630 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
1632 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
1633 instead of SCALARF. Use UNITMODE instead of MODE.
1635 2004-09-13 Zack Weinberg <zack@codesourcery.com>
1637 * config.in: Regenerate after removal of libbanshee.
1639 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
1641 PR tree-optimization/17400
1642 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1643 coalesce partitions when one occurs in an abnormal PHI.
1645 2004-09-13 Andrew Pinski <apinski@apple.com>
1647 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
1650 2004-09-13 Richard Henderson <rth@redhat.com>
1653 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
1654 (cselib_invalidate_rtx_note_stores): New.
1655 (cselib_record_sets, cselib_process_insn): Update to match.
1656 * cselib.h (cselib_invalidate_rtx): Declare.
1657 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
1659 2004-09-13 Richard Henderson <rth@redhat.com>
1662 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
1663 after copying its argument.
1665 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
1667 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
1668 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
1669 in diagnostics. Use %' for English apostrophes.
1670 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
1671 (pedwarn_c90, pedwarn_c99): Use it.
1672 * c-decl.c (lookup_label): Quote label name in diagnostic.
1673 * c-parse.in (yyprint): Use ' instead of ` for left quote.
1674 * c-typeck.c (warn_for_assignment): Likewise.
1676 2004-09-13 Jan Hubicka <jh@suse.cz>
1678 * i386.c (x86_schedule): New global variable.
1679 (override_options): Disable scheduling when not supported.
1680 * i386.h (x86_schedule): Declare.
1681 (TARGET_SCHEDULE): New macro.
1683 2004-09-12 Richard Henderson <rth@redhat.com>
1686 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
1687 * tree.c, tree.h (has_cleanups): Remove.
1689 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1691 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
1692 arguments of the phi nodes correctly.
1694 2004-09-12 Jan Hubicka <jh@suse.cz>
1696 * ggc-common.c (cmp_statistics): Fix sorting.
1698 2004-09-12 David Edelsohn <edelsohn@gnu.org>
1701 * expmed.c (expand_divmod): If cheap power of 2 divide is
1702 available, use it for negative constant as well.
1704 2004-09-12 Andrew Pinski <apinski@apple.com>
1706 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
1709 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
1711 2004-09-12 Richard Henderson <rth@redhat.com>
1713 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
1715 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
1716 post-reload, and scratch NULL.
1717 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
1718 (x86_shift_adj_2): Use ix86_expand_clear.
1719 (ashldi3): Remove CMOVE expansion difference.
1720 (ashldi3_1): Remove.
1721 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
1722 add constraints for immediates. New peephole for split-with-temp.
1723 Run splitter after peep2 pass.
1724 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
1725 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
1726 (setcc_2): Rename with *.
1727 * config/i386/predicates.md (reg_or_pm1_operand): New.
1728 (ashldi_input_operand): New.
1730 2004-09-12 Richard Henderson <rth@redhat.com
1732 * print-rtl.c (print_decl_name): New.
1733 (print_mem_expr): Use it.
1735 2004-09-12 Richard Henderson <rth@redhat.com
1738 * except.c (sjlj_emit_function_exit): Fix logic locating
1739 sjlj_exit_after in final block.
1741 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
1743 * common.opt: Remove flags -fmove-all-movables and
1745 * loop-invariant.c (find_invariants_to_move):
1746 Remove all uses of flag_move_all_movables.
1747 * loop.c (move_movables): Remove all uses of
1748 flag_move_all_movables.
1749 (strength_reduce): Remove all uses of
1750 flag_reduce_all_givs.
1751 * doc/invoke.texi: Remove documentation of flags
1752 -fremove-all-movables and -freduce-all-givs.
1754 2004-09-11 Roger Sayle <roger@eyesopen.com>
1757 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
1758 change. elt->type may be a floating point type, so use fold_convert.
1760 2004-09-11 Geoffrey Keating <geoffk@apple.com>
1762 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
1763 the thing referenced as used, not the stub itself.
1765 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
1767 * c-tree.h (enum c_storage_class): New.
1768 (struct c_declspecs): Add storage_class, inline_p and thread_p.
1769 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
1770 declarations and "auto" or "register" in file scope empty
1771 declarations. Give more specific warnings for other cases of
1772 storage class specifiers in empty declarations.
1773 (grokdeclarator): Update for new structures. Don't check for
1774 multiple storage classes. Diagnose file-scope "register" if
1776 (build_null_declspecs): Update.
1777 (declspecs_add_scspec): Update. Diagnose multiple storage class
1778 specifiers and invalid uses of "__thread".
1780 2004-09-11 Zack Weinberg <zack@codesourcery.com>
1782 * tree.c (tree_code_size): New function, bulk of code from tree_size.
1783 (tree_size, make_node): Use it.
1784 * tree-ssa-pre.c (init_pre): Use it.
1785 * tree.h: Prototype it.
1787 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1789 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
1790 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
1791 redirect_immediate_use): Use PHI_DF.
1792 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
1793 (bb_for_stmt): Use PHI_BB.
1794 (get_immediate_uses): Use PHI_DF.
1795 * tree-ssa-dse.c (max_stmt_uid): New variable.
1796 (get_stmt_uid): New function.
1797 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
1799 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
1800 (max_uid): Renamed to max_stmt_uid.
1801 (get_stmt_uid): New function.
1802 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
1803 phi node annotations.
1804 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
1805 * tree.h (PHI_BB, PHI_DF): New accessor functions.
1806 (struct tree_phi_node): Add bb and df fields.
1808 2004-09-11 Richard Henderson <rth@redhat.com>
1811 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
1814 2004-09-11 Jan Hubicka <jh@suse.cz>
1816 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
1817 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
1818 * i386.md (i387_cw): Add 'uninitialized' mode.
1820 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
1821 (output_location): Break out from ....
1822 (branch_prob): ... here; handle gcov output on trees.
1823 * toplev.c (process_options): No longer be sorry about coverage for
1826 2004-09-11 Steven Bosscher <stevenb@suse.de>
1829 * fold-const.c (fold): Do not try to fold the operand of a
1830 CLEANUP_POINT_EXPR if that operand does itself not have any
1834 * langhooks.c (lhd_decl_printable_name): Make sure that this
1835 function is called with is a decl node that has an identifier.
1836 * tree-pretty-print.c (dump_function_name): New function to
1837 wrap PRINT_FUNCTION_NAME and dump_decl_name.
1838 (print_call_name): Use it.
1840 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
1842 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
1845 2004-09-11 Jakub Jelinek <jakub@redhat.com>
1847 * tree-ssa-alias.c (collect_points_to_info_r): Handle
1848 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
1851 2004-09-11 Richard Henderson <rth@redhat.com>
1853 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
1854 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
1855 operand of the ADDR_EXPR.
1856 (expand_expr_real_1): Update to match.
1858 2004-09-11 David Edelsohn <edelsohn@gnu.org>
1861 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
1862 choose 64-bit version.
1864 2004-09-11 Richard Henderson <rth@redhat.com>
1867 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
1869 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
1871 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
1872 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
1873 Insert @: after i.e. or e.g.
1875 2004-09-10 Geoffrey Keating <geoffk@apple.com>
1877 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
1878 D.xxx rather than <Dxxx>.
1880 2004-09-10 Adam Nemet <anemet@lnxw.com>
1882 * configure.ac (AC_MSG_CHECKING(what linker to use)):
1883 in_tree_ld_is_elf should be true for LynxOS.
1884 * configure: Regenerate.
1886 2004-09-10 Adam Nemet <anemet@lnxw.com>
1888 * Makefile.in (all.cross): Add srcextra.
1890 2004-09-10 Roger Sayle <roger@eyesopen.com>
1893 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
1894 floating point comparison operators. Change aborts to gcc_asserts.
1896 2004-09-10 Geoffrey Keating <geoffk@apple.com>
1898 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
1900 2004-09-10 James E Wilson <wilson@specifixinc.com>
1902 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
1903 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
1905 * convert.c (convert_to_vector): Replace recursive call with
1908 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
1909 Add integer argument named constant. Use const_tiny_rtx instead of
1911 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
1913 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
1915 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
1916 of gen_rtx_raw_CONST_VECTOR.
1918 2004-09-10 Eric Christopher <echristo@redhat.com>
1921 * c-parse.in (attribute): Add NULL_TREE for error case
1924 2004-09-10 Zack Weinberg <zack@codesourcery.com>
1926 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
1927 (extract_interface_info): Delete prototype.
1928 * c-decl.c (extract_interface_info): Delete stub.
1929 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
1930 it's not already been done ...
1931 (init_c_lex): ... not here.
1932 (fe_file_change): Don't call extract_interface_info.
1934 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
1936 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
1937 typedef_p and typedef_signed_p.
1938 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
1939 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
1940 Check typedef_p and typedef_signed_p, not typedef_decl.
1941 (grokfield): Check typedef_p, not typedef_decl.
1942 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
1944 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
1947 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
1949 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
1951 2004-09-10 Geoffrey Keating <geoffk@apple.com>
1953 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
1954 temporary variables.
1956 * dbxout.c (dbxout_block): Update for
1957 current_function_func_begin_label a string.
1958 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
1959 * except.c (dw2_output_call_site_table): Likewise.
1960 * toplev.c (current_function_func_begin_label): Likewise.
1961 * tree.h (current_function_func_begin_label): Likewise.
1962 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
1964 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
1967 * config/darwin.c: Include target.h.
1968 (struct machopic_indirection): Make ptr_name a string.
1969 (machopic_indirection_hash): Update for ptr_name a string.
1970 (machopic_indirection_eq): Likewise.
1971 (machopic_indirection_name): Likewise.
1972 (machopic_output_indirection): Likewise.
1973 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
1974 string. Don't expect stub names to be in the identifier hash table.
1975 Do call strip_name_encoding before looking up entry in ID hash table.
1976 * config/t-darwin (darwin.o): Add target.h to dependencies.
1978 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
1979 of fprintf for register names.
1981 * output.h (unlikely_section_label): Delete declaration.
1982 (unlikely_text_section_name): Likewise.
1983 * varasm.c (unlikely_section_label_printed): Make static.
1984 (unlikely_section_label): Likewise.
1985 (unlikely_text_section_name): Likewise.
1986 (assemble_start_function): Use reconcat.
1988 * rtl.def (REG): Add comment to describe third field.
1990 2004-09-10 Andrew Pinski <apinski@apple.com>
1992 * config/darwin.c (machopic_mcount_stub_name): Call
1993 machopic_indirection_name instead of making the string
1996 2004-09-10 Diego Novillo <dnovillo@redhat.com>
2000 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
2002 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
2003 memory tag is call clobbered, so are its aliases.
2004 (group_aliases): When two memory tags being grouped, if one is
2005 call clobbered, so are the other and its aliases.
2006 (add_may_alias): Remove call-clobbering stuff.
2007 (replace_may_alias): Likewise.
2008 (merge_pointed_to_info): Merge pt_global_mem
2010 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2012 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
2013 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
2014 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
2015 tree-scalar-evolution.c, tree-ssa-copyrename.c,
2016 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
2018 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2020 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
2021 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
2022 pair. Remove match_dup from inputs. Remove masaccs handling.
2023 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
2024 (masaccs, mdasaccs): Turn into define_insns.
2026 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2028 * tree-tailcall.c (process_assignment): Only do accumulator transforms
2029 for floating-point types if flag_unsafe_math_optimizations.
2031 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2033 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
2034 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
2035 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
2036 config/h8300/h8300.md, config/i386/gmm_malloc.h,
2037 config/ia64/ia64.md, config/ip2k/libgcc.S,
2038 config/mips/mips-ps-3d.md, config/mips/mips.c,
2039 config/rs6000/rs6000.c, config/s390/s390.c,
2040 config/sh/symbian.c: Fix comment typos.
2042 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2044 * config/s390/s390.c (s390_emit_prologue): Added missing
2047 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2049 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
2050 typos. Follow spelling conventions.
2052 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
2054 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
2055 in diagnostic. Don't dereference NULL TYPE_NAME.
2057 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2059 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
2060 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
2061 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
2062 value-prof.c: Fix comment typos. Follow spelling conventions.
2064 2004-09-10 Jan Hubicka <jh@suse.cz>
2066 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
2067 * tree-split_edge.c (tree_split_edge): Likewise.
2068 (thread_jumps): Likewise.
2070 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
2072 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
2075 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
2077 * cgraph.h (cgraph_dump_file): Do not declare.
2078 * cgraphunit.c (cgraph_dump_file): Declare as static.
2080 * toplev.c (cgraph_dump_file): Do not declare.
2081 (compile_file): Call init_cgraph.
2082 * tree-dump.c (dump_files): Add IPA dump file, remove
2083 XML dump of call graph.
2084 (get_dump_file_name): Support IPA dump file naming scheme.
2085 * tree.h (enum tree_dump_index): Add IPA dump file, remove
2086 XML dump of call graph.
2087 * doc/invoke.texi (Debugging Options): Document the new options.
2089 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
2091 * doc/extend.texi: Document the FR-V built-in functions.
2093 2004-09-09 James E Wilson <wilson@specifixinc.com>
2095 * doc/sourcebuild.texi: Delete libbanshee reference.
2097 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
2099 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
2101 2004-09-09 James E Wilson <wilson@specifixinc.com>
2103 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
2104 before calling vector_types_convertible_p.
2105 (digest_init): Check that inside_init has VECTOR_TYPE before calling
2106 vector_types_convertible_p. Don't give another error if
2107 convert_for_assignment returns error_mark_node.
2109 2004-09-09 Roger Sayle <roger@eyesopen.com>
2112 * fold-const.c (build_zero_vector): New function to construct a
2113 vector (either floating point or integer) of zeros.
2114 (fold_convert): Internally, enable conversions of integer zero
2115 to arbitrary vector types, using the new build_zero_vector.
2117 2004-09-09 Roger Sayle <roger@eyesopen.com>
2119 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
2120 expand a left shift by an immediate constant as either an ashl or
2121 a sequence of additions.
2122 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
2123 instead of calling gen_ashlsi3 with a constant directly.
2125 2004-09-09 Roger Sayle <roger@eyesopen.com>
2127 * config/i386/i386.c (ix86_split_long_move): When optimizing for
2128 size, and the low and high parts of a DImode constant are equal,
2129 copy one register to another instead of loading the same immediate
2132 2004-09-09 Richard Henderson <rth@redhat.com>
2135 * function.c (assign_parm_setup_block): Only put PARALLELs into
2136 a register if use_register_for_decl.
2138 2004-09-09 Eric Christopher <echristo@redhat.com>
2140 * ra-colorize.c (reset_lists): Move variable declaration inside
2141 ENABLE_CHECKING to avoid unused variable warnings when
2142 not --enable-checking.
2143 (check_colors): Ditto.
2145 2004-09-09 Mike Stump <mrs@apple.com>
2147 * version.c (version_string): Bump to 4.0.0.
2148 * doc/include/gcc-common.texi (version-GCC): Likewise.
2150 2004-09-10 Jakub Jelinek <jakub@redhat.com>
2152 * doc/extend.texi (nothrow attribute): The attribute is not
2153 implemented in 3.2 and earlier.
2155 2004-09-09 Steve Ellcey <sje@cup.hp.com>
2157 * genrecog.c (compute_predicate_codes): Use op0_codes
2160 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2162 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
2163 implementation changes.
2165 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2167 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
2168 a PARALLEL instead of a SET due to added clobbers.
2170 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
2172 * reload.c (find_reloads_address): Pass correct operand to
2173 maybe_memory_address_p.
2175 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
2177 * Makefile.in: Remove libbanshee, tree-alias-*.
2178 Remove tree-alias-common.h dependencies.
2179 * common.opt: Remove -ftree-points-to.
2180 * configure.ac: Remove libbanshee.
2181 * flags.h: Remove pta_type, flag_tree_points_to.
2182 * gengtype.c (open_base_files): Remove tree-alias-type.h.
2183 * opts.c (OPT_ftree_points_to): Remove.
2184 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
2185 * tree-dfa.c: Remove tree-alias-common.h
2186 * tree-into-ssa.c: Ditto.
2187 * tree-outof-ssa.c: Ditto.
2188 * tree-ssa-copyrename.c: Ditto.
2189 * tree-ssa-live.c: Ditto.
2190 * tree-optimize.c: Ditto.
2191 * tree-ssa.c: Ditto.
2192 Remove pass_build_pta, pass_del_pta.
2193 * tree-pass.h: Ditto.
2194 * tree-ssa-alias.c: Remove tree-alias-common.h.
2195 (struct alias_stats_d): Remove pta_queries, pta_resolved.
2196 (pass_may_alias): Remove PROP_pta requirement.
2197 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
2198 (get_tmt_for): Ditto.
2199 (dump_alias_stats): Ditto.
2200 * doc/passes.texi: Remove blurb about points-to analysis.
2201 * fortran/Make-lang.in: Remove tree-alias-*.o.
2203 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2205 * genattrtab.c (write_insn_cases): New function, split out from
2206 write_attr_case. Correctly handle define_peepholes when printing
2207 the instruction name.
2208 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
2210 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
2213 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
2214 * config/cris/cris.c (cris_return_address_on_stack): New function.
2215 * config/cris/cris.md ("return"): For location of return address,
2216 also check cris_return_address_on_stack.
2218 2004-09-09 Diego Novillo <dnovillo@redhat.com>
2220 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
2221 calling phi_ssa_name_p.
2223 2004-09-09 Richard Henderson <rth@redhat.com>
2226 * c-typeck.c (valid_compound_expr_initializer): Use only
2227 initializer_constant_valid_p, and not TREE_CONSTANT.
2228 (digest_init): Likewise.
2229 (output_init_element): Likewise.
2231 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2233 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
2234 live_out_1, prune_hardregs_for_mode, init_one_web_common,
2235 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
2236 record_conflict, compare_and_free_webs, init_webs_defs_uses,
2237 parts_to_webs_1, parts_to_webs, reset_conflicts,
2238 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
2239 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
2240 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
2241 put_move, remove_move, combine, select_spill, colorize_one_web,
2242 try_recolor_web, insert_coalesced_conflicts, check_colors,
2243 break_precolored_alias, restore_conflicts_from_coalesce,
2244 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
2245 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
2246 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
2247 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
2248 check_df): Likewise.
2249 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
2250 real_arithmetic, real_compare, real_exponent, real_ldexp,
2251 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
2252 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
2253 real_digit, real_nan, real_maxval, round_for_format, real_convert,
2254 real_to_target, real_from_target, real_hash, encode_ieee_single,
2255 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
2256 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
2257 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
2258 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
2259 extract_insn, peep2_next_insn, peep2_reg_dead_p,
2260 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
2261 if_test_bypass_p): Likewise.
2262 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
2263 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
2264 emit_swap_insn, swap_to_top, move_for_stack_reg,
2265 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
2266 compensate_edge, convert_regs_1): Likewise.
2267 * regclass.c (init_reg_sets, init_reg_sets_1,
2268 memory_move_secondary_cost): Likewise.
2269 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
2271 * reload.c (push_secondary_reload, find_valid_class, push_reload,
2272 operands_match_p, decompose, immune_p, find_reloads,
2273 find_reloads_toplev, find_reloads_address_1, subst_reloads,
2274 copy_replacements, refers_to_regno_for_reload_p,
2275 reg_overlap_mentioned_for_reload_p): Likewise.
2276 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
2277 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
2278 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
2279 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
2280 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
2281 do_output_reload, fixup_abnormal_edges): Likewise.
2282 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
2283 fill_slots_from_thread, relax_delay_slots): Likewise.
2284 * resource.c (mark_referenced_resources, mark_set_resources):
2286 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
2287 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
2288 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
2289 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
2290 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
2291 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
2292 * rtlhooks.c (gen_lowpart_general): Likewise.
2293 * sbitmap.c (sbitmap_difference): Likewise.
2294 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
2295 sched_analyze, add_forward_dependence): Likewise.
2296 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
2297 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
2298 schedule_insns): Likewise.
2299 * sched-vis.c (print_pattern): Likewise.
2300 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
2301 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
2302 simplify_const_relational_operation, simplify_ternary_operation,
2303 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
2305 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
2306 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
2307 resolve_operand_name_1, expand_return, expand_decl,
2308 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
2309 * stor-layout.c (put_pending_size, smallest_mode_for_size,
2310 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
2311 set_sizetype, get_mode_bounds): Likewise.
2313 2004-09-09 Zack Weinberg <zack@codesourcery.com>
2315 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
2316 * config/arm/pecoff.h, config/i386/beos-elf.h
2317 * config/i386/cygming.h, config/i386/i386-interix.h:
2318 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
2319 comment cloned from manual.
2320 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
2322 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
2324 * builtins.c (build_va_arg_indirect_ref): New function.
2325 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
2326 build_fold_indirect_ref.
2327 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
2328 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
2329 * tree.h: Declare new function.
2331 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2333 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
2334 dumping for development builds.
2335 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
2336 development builds only.
2337 * genattrtab.c (write_eligible_delay): Fix typo in previous
2339 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
2342 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2344 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
2345 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
2346 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
2347 hoist_code, extract_mentioned_regs_helper, compute_store_table,
2348 insert_store): Use gcc_assert and gcc_unreachable.
2349 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
2350 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
2351 ggc_record_overhead): Likewise.
2352 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
2353 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
2354 ggc_pop_context, clear_marks, validate_free_objects,
2355 ggc_pch_read): Likewise.
2356 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
2357 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
2358 ggc_push_context, check_cookies, ggc_collect,
2359 ggc_print_statistics): Likewise.
2360 * gimple-low.c (lower_function_body, lower_stmt,
2361 lower_bind_expr): Likewise.
2362 * gimplify.c (gimple_tree_eq, push_gimplify_context,
2363 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
2364 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
2365 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
2366 gimplify_case_label_expr, gimplify_exit_block_expr,
2367 canonicalize_component_ref, gimplify_compound_lval,
2368 gimplify_self_mod_expr, gimplify_call_expr,
2369 gimplify_init_ctor_eval, gimplify_init_constructor,
2370 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
2371 gimplify_expr, check_pointer_types_r,
2372 force_gimple_operand): Likewise.
2373 * global.c (global_alloc, build_insn_chain): Likewise.
2374 * graph.c (clean_graph_dump_file,
2375 finish_graph_dump_file): Likewise.
2376 gcov-io.c (gcov_open): Use GCOV_CHECK.
2378 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2380 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
2382 2004-09-09 Jan Hubicka <jh@suse.cz>
2385 * tree-inline.c (expand_call_inline): Make overactive sanity check
2388 2004-09-09 Jan Hubicka <jh@suse.cz>
2390 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
2393 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2395 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
2396 (gengtype.o): Depend on errors.h.
2397 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
2398 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
2399 attr_alt_subset_p, attr_alt_subset_of_compl_p,
2400 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
2401 write_test_expr, write_attr_value, write_eligible_delay,
2402 make_internal_attr, make_numeric_value): Likewise.
2403 * genautomata.c (regexp_name, get_str_vect,
2404 gen_presence_absence_set, automaton_decl_hash,
2405 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
2406 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
2407 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
2408 test_unit_reserv, it_is_empty_reserv_sets,
2409 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
2410 reserv_sets_and, output_cycle_reservs, get_free_state,
2411 intersected_state_reservs_p, states_union, remove_arc,
2412 copy_insn_regexp, transform_1, transform_2, transform_3,
2413 regexp_transform_func, store_alt_unit_usage,
2414 check_regexp_units_distribution, process_seq_for_forming_states,
2415 process_alts_for_forming_states, make_automaton,
2416 form_arcs_marked_by_insn, create_composed_state,
2417 set_out_arc_insns_equiv_num, partition_equiv_class,
2418 process_insn_equiv_class, set_insn_equiv_classes,
2419 units_to_automata_heuristic_distr, form_regexp,
2420 longest_path_length, output_dfa_max_issue_rate, add_vect,
2421 out_state_arcs_num, add_vect_el, output_trans_table,
2422 output_state_alts_table, output_dead_lock_vect,
2423 output_max_insn_queue_index_def,
2424 output_min_insn_conflict_delay_func,
2425 output_internal_insn_latency_func, output_print_reservation_func,
2426 output_cpu_unit_reservation_p, output_state_arcs,
2427 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
2428 make_default_insn_latency_attr,
2429 form_important_insn_automata_lists): Likewise.
2430 * genemit.c (gen_exp, output_add_clobbers,
2431 output_added_clobbers_hard_reg_p): Likewise.
2432 * genextract.c (print_path, main): Likewise.
2433 * genflags.c (gen_macro): Likewise.
2434 * gengenrtl.c: Include errors.h
2435 (type_from_format, accessor_from_format): Likewise.
2436 * gengtype.c (get_file_basename, output_mangled_typename,
2437 walk_type, write_types_process_field,
2438 write_types_local_process_field): Likewise.
2439 * genmodes.c (complete_mode): Likewise.
2440 * genopinit.c (gen_insn): Likewise.
2441 * genoutput.c (output_insn_data, check_constraint_len,
2442 constraint_len): Likewise.
2443 * genpreds.c (add_mode_tests):Likewise.
2444 * gen-protos.c (add_hash): Likewise.
2445 * genrecog.c (find_operand, find_matching_operand,
2446 validate_pattern, add_to_sequence, maybe_both_true,
2447 nodes_identical_1, merge_trees, write_switch, write_cond,
2448 write_action, is_unconditional, make_insn_sequence,
2449 debug_decision_2): Likewise.
2450 * gensupport.c (is_predicable, collect_insn_data,
2451 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
2453 2004-09-09 Jan Hubicka <jh@suse.cz>
2455 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
2456 * cfgbuild.c (compute_outgoing_frequencies): When probability is
2458 (find_many_sub_basic_blocks): Do update profile only when it is
2460 * predict.c (set_even_probabilities): Break out from ...
2461 (combine_predictions_for_insn): ... here; deal with
2462 !can_predict_insn_p insns.
2463 (combine_predictions_for_bb): Use set_even_probabilities.
2464 (bb_estimate_probability_locally): Break out from ....
2465 (estimate_probability): ... here.
2466 (guess_outgoing_edge_probabilities): New entry point.
2468 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
2470 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
2471 handle_braces, process_brace_body, main, used_arg,
2472 set_multilib_dir, print_multilib_info): Use fatal, not abort.
2474 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
2476 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
2477 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
2478 Morgan's theorem in last checkin.
2480 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2481 Nathan Sidwell <nathan@codesourcery.com>
2483 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
2484 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
2485 * timevar.c (timevar_push, timevar_pop, timevar_start,
2486 timevar_stop): Likewise.
2487 * toplev.c (default_pch_valid_p): Likewise.
2488 * tracer.c (tail_duplicate): Likewise.
2489 * tree-alias-common.c (get_alias_var_decl,
2490 get_values_from_constructor, create_alias_var, delete_alias_vars,
2491 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
2493 * tree.c (tree_size, make_node_stat, copy_node_stat,
2494 build_int_cst_wide, integer_all_onesp, list_length, chainon,
2495 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
2496 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
2497 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
2498 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
2499 build_method_type_directly, decl_type_context, get_callee_fndecl,
2500 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
2501 tree_fold_gcd): Likewise.
2502 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
2503 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
2504 cleanup_control_expr_graph, find_taken_edge,
2505 find_taken_edge_switch_expr, phi_alternatives_equal,
2506 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
2507 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
2508 tree_split_edge, tree_verify_flow_info, thread_jumps,
2509 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
2510 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
2511 chrec_fold_multiply_poly_poly): Likewise.
2512 * tree-complex.c (extract_component, expand_complex_division,
2513 expand_complex_comparison, expand_complex_operations_1,
2514 build_replicated_const, expand_vector_operations_1): Likewise.
2515 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
2516 build_classic_dir_vector): Likewise.
2517 * tree-dfa.c (compute_immediate_uses_for_phi,
2518 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
2519 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
2520 * tree-dump.c (dequeue_and_dump): Likewise.
2521 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
2522 record_in_finally_tree, replace_goto_queue_1,
2523 maybe_record_in_goto_queue, verify_norecord_switch_expr,
2524 do_return_redirection): Likewise.
2525 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
2526 add_to_dst_predicate_list, find_phi_replacement_condition,
2527 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
2529 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
2530 initialize_inlined_parameters, declare_return_variable,
2531 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
2532 optimize_inline_calls, copy_tree_r): Likewise.
2533 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
2534 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
2535 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
2536 tsi_split_statement_list_after, tsi_split_statement_list_before):
2538 * tree-mudflap.c (mf_varname_tree): Likewise.
2539 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
2540 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
2541 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2542 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
2543 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
2544 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
2546 * tree-phinodes.c (resize_phi_node, add_phi_arg,
2547 remove_all_phi_nodes_for): Likewise.
2548 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
2549 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2550 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
2551 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
2552 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
2553 generate_one_element_ref, generate_element_copy,
2554 generate_element_zero, scalarize_copy, scalarize_init,
2555 scalarize_ldst): Likewise.
2556 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
2557 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
2558 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
2559 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
2560 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
2561 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
2562 widen_bitfield, ccp_fold_builtin): Likewise.
2563 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
2564 replace_exp_1, propagate_tree_value): Likewise.
2565 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
2566 * tree-ssa-dce.c (set_control_dependence_map_bit,
2567 find_control_dependence, find_pdom, mark_operand_necessary,
2568 mark_stmt_if_obviously_necessary,
2569 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
2570 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
2571 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
2572 eliminate_redundant_computations, avail_expr_eq): Likewise.
2573 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
2574 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2575 duplicate_blocks): Likewise.
2576 * tree-ssa-loop-im.c (for_each_index, set_level,
2577 is_call_clobbered_ref): Likewise.
2578 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
2579 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
2580 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
2581 peel_address, ptr_difference_cost, may_replace_final_value,
2582 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
2583 rewrite_use, rewrite_uses): Likewise.
2584 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2585 check_loop_closed_ssa_use): Likewise.
2586 * tree-ssanames.c (make_ssa_name): Likewise.
2587 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
2588 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
2589 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
2590 get_indirect_ref_operands, add_stmt_operand): Likewise.
2591 * tree-ssa-pre.c (value_exists_in_set_bitmap,
2592 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
2593 phi_translate, valid_in_set, compute_antic,
2594 find_or_generate_expression, create_expression_by_pieces, insert_aux,
2595 create_value_expr_from, eliminate): Likewise.
2596 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
2597 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
2599 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
2600 eliminate_tail_call): Likewise.
2601 * tree-vectorizer.c (vect_create_index_for_array_ref,
2602 vect_align_data_ref, vect_create_data_ref,
2603 vect_create_destination_var, vect_get_vec_def_for_operand,
2604 vect_finish_stmt_generation, vect_transform_stmt,
2605 vect_transform_loop_bound, vect_transform_loop,
2606 vect_analyze_operations): Likewise.
2607 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
2609 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
2610 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
2611 bsi_after_labels, bsi_last): Likewise.
2612 * tree-ssa-live.c (var_union, change_partition_var,
2613 create_ssa_var_map, calculate_live_on_entry, root_var_init,
2614 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
2616 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
2617 tpa_find_tree): Likewise.
2618 (register_ssa_partition_check): Declare.
2619 (register_ssa_partition): use it.
2620 * tree-ssa-live.c: Include errors.h.
2621 (register_ssa_partition_check): New.
2622 * tree-ssa-operands.c: Include errors.h.
2623 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
2625 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
2626 Catherine Moore <clm@redhat.com>
2628 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
2629 (FRV_CPU_FR405): New processor enums.
2630 (frv_issue_rate, frv_acc_group): Declare.
2631 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
2632 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
2633 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
2634 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
2635 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
2636 handled by CPP_SPEC.
2637 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
2638 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
2639 (ACC_MASK): New macro.
2640 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
2641 (TARGET_MEDIA_FR450): New macro.
2642 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
2643 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
2644 (LABEL_ALIGN_AFTER_BARRIER): Define.
2645 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
2646 (IACC_FIRST, IACC_LAST): New pair of SPRs.
2647 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
2648 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2649 (REGISTER_NAMES): Add entries for new registers.
2650 (REG_CLASS_CONTENTS): Update for new register ranges.
2651 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
2652 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
2653 (PACKING_FLAG_USED_P): Delete.
2654 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
2655 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
2656 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
2657 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
2658 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
2659 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
2660 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
2661 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
2662 (CPU_UNITS_QUERY): Define to 1.
2663 * config/frv/frv.c: Include gt-frv.h
2664 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
2665 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
2666 (frv_insn_group): New enumeration.
2667 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
2668 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
2669 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
2670 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
2671 gap left by REGSTATE_LIVE.
2672 (regstate_t): New typedef.
2673 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2674 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
2675 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
2676 Initialize frv_unit_codes[] and frv_type_to_unit[].
2677 (frv_conditional_register_usage): Remove redundant fixing of
2678 accumulator registers.
2679 (frv_insn_packing_flag): Update specification.
2680 (frv_function_prologue): Don't set frv_insn_packing_flag here.
2681 Zero out frv_nops[].
2682 (frv_expand_epilogue): Remove comments about the no-longer-present
2684 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
2685 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
2686 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
2687 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
2688 packing is disabled and if INSN can only issue to M1.
2689 (call_operand): Check TARGET_LONG_CALLS.
2690 (acc_operand, even_acc_operand, quad_acc_operand)
2691 (accg_operand): Simplify. Don't accept pseudo registers.
2692 (output_move_single): Handle SPR<-zero moves.
2693 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
2694 (frv_registers_update, frv_registers_used_p): Delete.
2695 (frv_registers_set_p): Delete.
2696 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
2697 (frv_issues_to_branch_unit_p): New function.
2698 (frv_packet): New structure.
2699 (frv_cond_flags, frv_regstate_conflict_p): New functions.
2700 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
2701 (frv_registers_update_1, frv_registers_update): New functions.
2702 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
2703 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
2704 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
2705 (frv_sort_insn_group, frv_reorder_packet): New functions.
2706 (frv_pack_insns): Use frv_reorder_packet.
2707 (frv_packet_address): New variable.
2708 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
2709 (frv_register_nop, frv_reorg): New functions.
2710 (bdesc_1arg): Add __SCUTSS.
2711 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
2712 __SUBSS, __SLASS and __SCAN.
2713 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
2714 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
2715 (frv_init_builtins): Register the above builtins.
2716 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
2717 registers. Turn the referenced accumulators into global registers.
2718 (frv_read_iacc_argument): New function.
2719 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
2720 (frv_split_iacc_move): New function.
2721 (frv_expand_builtin): Handle the new builtins.
2722 * config/frv/frv.md: Replace old schedulers with new order-independent
2723 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
2725 (cpu): Add fr550, fr450 and fr405.
2726 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
2727 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
2728 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
2729 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
2730 (fnop, mnop): New patterns.
2731 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
2733 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
2734 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
2736 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
2737 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
2738 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
2739 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
2740 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
2741 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
2742 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
2743 (frv_prefetch0, frv_prefetch): New patterns.
2744 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
2745 -mcpu=simple. Add -mcpu=fr550.
2746 (MULTILIB_DIRNAMES): Update accordingly.
2747 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
2749 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
2750 -mlong-calls and -malign-labels options for FR-V.
2752 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
2755 * c-tree.h (struct c_declspecs): New.
2756 (struct c_declarator, struct c_type_name, struct c_parm): Update
2758 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
2759 start_function, start_decl, build_c_parm,
2760 make_pointer_declarator): Update prototypes.
2761 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2762 declspecs_add_scspec, declspecs_add_attrs): New.
2763 (split_specs_attrs): Remove.
2764 * c-parse.in (%union): Add dsptype.
2765 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2766 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2767 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2768 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2769 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2770 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2771 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2772 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2773 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2774 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2775 maybe_type_quals_attrs): Change to dsptype.
2776 (struct c_declspec_stack): New.
2777 (current_declspecs, declspec_stack): Change type.
2778 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
2780 (extdefs): Likewise.
2781 (setspecs): Likewise.
2782 (fndef): Use current_declspecs for empty declspecs list.
2783 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2784 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2785 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2786 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2787 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2788 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2789 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2790 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
2791 structures and helper functions. Update comments.
2792 (typespec_nonattr): Correct comment.
2793 (maybe_type_quals_attrs, typename): Update to new structures.
2794 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
2795 shadow_tag, shadow_tag_warned, start_function, start_decl,
2796 build_c_parm, make_pointer_declarator,
2797 set_array_declarator_inner, groktypename): Update to new
2799 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2800 declspecs_add_scspec, declspecs_add_attrs): New.
2801 (split_specs_attrs): Remove.
2802 (shadow_tag_warned): Make warning for useless type names a
2803 pedwarn. Give hard error for long, short, signed, unsigned or
2804 _Complex used with struct, union or enum in empty declaration.
2805 Make found_tag a bool.
2806 (grokdeclarator): Remove checks now done at parse time.
2808 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
2810 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
2811 c_declarator, struct c_type_name, struct c_parm): New.
2812 (build_array_declarator, set_array_declarator_inner,
2813 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
2814 start_function, start_decl, build_c_parm, build_attrs_declarator,
2815 build_function_declarator, make_pointer_declarator, c_cast_expr,
2816 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
2817 (build_id_declarator): New.
2818 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
2820 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
2821 ARG_INFO_OTHERS): Remove.
2822 (build_id_declarator): New.
2823 (build_array_declarator, set_array_declarator_inner, groktypename,
2824 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
2825 grokfield, start_function, store_parm_decls_newstyle,
2826 store_parm_decls_oldstyle, store_parm_decls,
2827 build_c_parm, build_attrs_declarator, build_function_declarator,
2828 make_pointer_declarator, grokdeclarator): Update to new
2830 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
2832 (declarator, notype_declarator, after_type_declarator,
2833 parm_declarator, parm_declarator_starttypename,
2834 parm_declarator_nostarttypename, array_declarator, typename,
2835 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
2836 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
2837 parmlist_1, parmlist_2, parmlist_or_identifiers,
2838 parmlist_or_identifiers_1): Use these types.
2839 (primary, after_type_declarator, parm_declarator_starttypename,
2840 notype_declarator, component_decl, component_declarator,
2841 component_notype_declarator, typename, absdcl,
2842 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
2843 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
2845 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
2847 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
2848 in_typeof, record_maybe_used_decl, pop_maybe_used,
2849 c_expr_sizeof_expr, c_expr_sizeof_type): New.
2850 * c-decl.c (parser_obstack): New.
2851 (c_init_decl_processing): Initialize parser_obstack.
2852 (c_write_global_declarations_1): Check for used but undefined
2854 * c-parse.in (%union): Add otype.
2855 (save_obstack_position): New.
2857 (unary_expr): Update in_sizeof and in_alignof. Use
2858 c_expr_sizeof_expr and c_expr_sizeof_type.
2859 (sizeof): Update in_sizeof.
2860 (alignof): Update in_alignof.
2861 (typeof): Update in_typeof.
2862 (typespec_nonreserved_nonattr): Call pop_maybe_used.
2863 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
2864 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
2865 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
2866 (build_external_ref): Set C_DECL_USED or call
2867 record_maybe_used_decl if appropriate.
2868 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
2870 2004-09-08 Eric Christopher <echristo@redhat.com>
2872 * builtins.c: Fix prototype for fold_builtin_atan.
2874 2004-09-08 Eric Christopher <echristo@redhat.com>
2876 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
2877 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
2878 fold_builtin_atan): New functions. Migrate function bodies...
2879 (fold_builtin_1): ... from here.
2881 2004-09-09 Alan Modra <amodra@bigpond.net.au>
2883 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
2886 2004-09-08 David Edelsohn <edelsohn@gnu.org>
2888 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
2889 * config/rs6000/power5.md (power5-lmul): Same.
2891 2004-09-08 Richard Henderson <rth@redhat.com>
2894 * function.c (expand_function_end): Have fall-off-the-end
2895 return path jump around return register setup.
2897 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2899 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
2900 (output_return): Do not test for the presence of the 'unimp' insn.
2901 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
2902 as predicates instead of custom ones. Return raw strings when
2904 (output_sibcall): Likewise. Concatenate strings.
2905 (output_ubranch): Remove kludge for TurboSPARC.
2906 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
2907 (output_v9branch): Likewise.
2908 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
2909 <#>: Set sparc_indent_opcode if the delay slot is filled.
2911 <)>: New operand to emit the displacement from the saved PC on return.
2913 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
2914 (ASM_OUTPUT_OPCODE): New macro.
2915 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
2916 * config/sparc/sparc.md (normal_branch, inverted_branch,
2917 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2918 inverted_fpe_branch): Adjust call to output_cbranch.
2919 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
2920 call to output_v9branch.
2921 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
2922 (output_v9branch): Likewise.
2924 2004-09-08 Devang Patel <dpatel@apple.com>
2926 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
2927 -segs_read_only_addr and -segs_read_write_addr.
2928 (WORD_SWITCH_TAKES_ARG): Same.
2930 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
2931 -segs_read_write_addr.
2933 2004-09-08 Richard Henderson <rth@redhat.com>
2935 * function.c (reference_callee_copied): New.
2936 (assign_parm_setup_reg): Use it.
2937 * calls.c (initialize_argument_information): Likewise.
2938 (emit_library_call_value_1): Likewise.
2939 * function.h (reference_callee_copied): Declare.
2941 * target.h (struct gcc_target): Add callee_copies.
2942 * target-def.h (TARGET_CALLEE_COPIES): New.
2943 (TARGET_PASS_BY_REFERENCE): Update default.
2944 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2945 * targhooks.c (hook_callee_copies_named): New.
2946 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
2947 hook_pass_by_reference_false.
2948 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
2949 * targhooks.h: Update decls.
2950 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
2951 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2952 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
2953 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
2954 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2955 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
2956 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2957 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
2958 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2959 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
2960 (mips_callee_copies): New.
2961 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2962 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
2963 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2964 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
2965 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2966 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
2967 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2968 * config/sh/sh.c (sh_callee_copies): New.
2969 (TARGET_CALLEE_COPIES): New.
2970 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2971 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
2972 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
2973 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
2974 for FUNCTION_ARG_CALLEE_COPIES.
2975 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
2977 2004-09-08 Devang Patel <dpatel@apple.com>
2979 * tree-if-conv.c (find_phi_replacement_condition): Return true
2981 (replace_phi_with_cond_modify_expr): Select conditional expr args
2982 based on true edge basic block.
2984 2004-09-08 Jan Hubicka <jh@suse.cz>
2986 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
2987 variables being alias set.
2989 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
2991 * final.c (shorten_branches, final, get_insn_template,
2992 output_alternate_entry_point, final_scan_insn, alter_subreg,
2993 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
2994 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
2995 * fix-header.c (lookup_std_proto): Likewise.
2996 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
2997 verify_local_live_at_start, update_life_info, mark_reg,
2998 calculate_global_regs_live, allocate_reg_life_data,
2999 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
3000 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
3001 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
3002 * fold-const.c (force_fit_type, div_and_round_double,
3003 may_negate_without_overflow_p, int_const_binop, const_binop,
3004 size_binop, size_diffop, fold_convert_const, fold_convert,
3005 invert_tree_comparison, swap_tree_comparison,
3006 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
3007 range_binop, make_range, fold_cond_expr_with_comparison,
3008 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
3009 fold_abs_const, fold_not_const, fold_relational_const, round_up,
3010 round_down): Likewise.
3011 * function.c (find_function_data, assign_stack_temp_for_type,
3012 instantiate_virtual_regs_lossage, aggregate_value_p,
3013 assign_parm_find_entry_rtl, assign_parm_setup_block,
3014 expand_function_start, expand_function_end, keep_stack_depressed,
3015 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
3017 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
3019 * Makefile.in (tree-loop-linear.o): Added.
3020 (OBJS-common): Add tree-loop-linear.o
3021 * common.opt: New flag, ftree-loop-linear.
3022 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
3023 * tree-flow.h: Add prototype for linear_transform_loops.
3024 * tree-optimize.c: Add linear transform after vectorization.
3025 * tree-pass.h: Add struct pass_linear_transform.
3026 * tree-ssa-loop.c: Add pass_linear_transform.
3027 * tree-loop-linear.c: New file.
3028 * lambda-code.c: gcc_assertify.
3029 (gcc_loop_to_lambda_loop): Handle all exit tests.
3030 Handle case where we have (invariant >= induction var).
3031 (find_induction_var_from_exit_cond): Ditto.
3033 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
3035 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
3036 memory tag is call clobbered, so are its aliases.
3037 (group_aliases): When two memory tags being grouped, if one is
3038 call clobbered, so are the other and its aliases.
3039 (add_may_alias): Remove call-clobbering stuff.
3040 (replace_may_alias): Likewise.
3041 (merge_pointed_to_info): Merge pt_global_mem
3043 2004-09-08 Jan Hubicka <jh@suse.cz>
3045 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
3046 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
3047 (cgraph_expand_function): Remove stale cgraph edges of currently
3048 compiled function; fix non-unit-at-a-time code copying function
3049 node for later reuse.
3051 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3053 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
3054 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
3055 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
3056 (vec_gc_free, vec_heap_free): New.
3057 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
3058 (DEF_VEC_P): Add allocator argument. Adjust.
3059 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
3060 (DEF_VEC_O): Add allocator argument. Adjust.
3063 * tree.h (tree): Define a GC'd vector.
3064 * lamba-code.c (lambda_loop): Likewise.
3065 * value-prof.h (histogram_value): Likewise.
3067 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3069 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
3070 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
3071 gen_lowpart_common, gen_highpart, gen_highpart_mode,
3072 subreg_highpart_offset, operand_subword, operand_subword_force,
3073 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
3074 set_mem_alias_set, change_address_1, verify_rtx_sharing,
3075 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
3076 try_split, add_insn_after, add_insn_before, remove_insn,
3077 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
3078 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
3079 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
3080 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
3081 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
3082 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
3083 record_path_before_1, check_path_after_1, check_path_after): Likewise.
3084 * except.c (gen_eh_region, resolve_one_fixup_region,
3085 remove_unreachable_regions, convert_from_eh_region_ranges_1,
3086 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
3087 connect_post_landing_pads, sjlj_emit_function_exit,
3088 remove_exception_handler_label, remove_eh_handler,
3089 reachable_next_level, collect_one_action_chain,
3090 output_function_exception_table): Likewise.
3091 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
3092 optimize_save_area_alloca, allocate_dynamic_stack_space,
3093 probe_stack_range, hard_function_value): Likewise.
3094 * expmed.c (mode_for_extraction, store_bit_field,
3095 store_fixed_bit_field, extract_bit_field, expand_shift,
3096 expand_mult_const, expand_mult, choose_multiplier,
3097 expand_mult_highpart, expand_divmod, emit_store_flag,
3098 do_cmp_and_jump): Likewise.
3099 * expr.c (convert_move, convert_modes, move_by_pieces,
3100 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
3101 move_block_from_reg, gen_group_rtx, emit_group_load,
3102 emit_group_move, emit_group_store, use_reg, use_regs,
3103 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
3104 emit_move_insn, emit_move_insn_1, emit_push_insn,
3105 expand_assignment, store_expr, count_type_elements,
3106 store_constructor, store_field, safe_from_p, expand_var,
3107 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
3109 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
3111 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
3112 gcc_assert and gcc_unreachable.
3113 * ddg.c (create_ddg_dependence, add_deps_for_def,
3114 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
3115 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
3116 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
3117 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
3118 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
3119 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
3120 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
3121 dataflow_set_copy, hybrid_search, diagnostic.c,
3122 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
3123 * dojump.c (do_jump): Likewise.
3124 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
3125 compute_dom_fast_query, calculate_dominance_info,
3126 free_dominance_info, get_immediate_dominator,
3127 set_immediate_dominator, get_dominated_by,
3128 redirect_immediate_dominators, nearest_common_dominator,
3129 dominated_by_p, verify_dominators, recount_dominator,
3130 iterate_fix_dominators, add_to_dominance_info,
3131 delete_from_dominance_info): Likewise.
3132 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
3133 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
3134 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
3135 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
3136 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
3137 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
3138 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
3139 output_call_frame_info, output_loc_operands, build_cfa_loc,
3140 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
3141 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
3142 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
3143 splice_child_die, attr_checksum, same_dw_val_p,
3144 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
3145 unmark_dies, value_format, output_loc_list, output_die,
3146 output_pubnames, output_aranges, base_type_die, is_base_type,
3147 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
3148 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
3149 field_byte_offset, add_data_member_location_attribute,
3150 add_const_value_attribute, rtl_for_decl_location,
3151 add_location_or_const_value_attribute, add_byte_size_attribute,
3152 add_bit_offset_attribute, add_bit_size_attribute,
3153 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
3154 decl_start_label, gen_formal_parameter_die,
3155 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
3156 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
3157 force_decl_die, force_type_die, gen_decl_die,
3158 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
3159 dwarf2out_finish): Likewise.
3161 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
3163 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
3164 * builtins.c: Include tree-mudflap.h.
3166 2004-09-08 Uros Bizjak <uros@kss-loka.si>
3168 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3169 force operand 0.0 into register in XFmode. Also do not force
3170 operand 0.0 into register if !TARGET_CMOVE.
3171 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
3172 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
3173 implement ftst x87 instruction.
3174 (*fp_jcc_7): New insn pattern. Change corresponding split
3175 pattern to handle "general_operand" instead of
3176 "nonimmediate_operand".
3178 2004-09-08 Ben Elliston <bje@au.ibm.com>
3180 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
3182 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
3184 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
3185 generated from standard va_arg expansion.
3186 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
3188 (mf_varname_tree, mf_file_function_line_tree): Add some support
3189 for column numbers if compiled with USE_MAPPED_LOCATION.
3191 2004-09-07 Ziemowit Laski <zlaski@apple.com>
3193 * c-decl.c (groktypename_in_parm_context): Remove function.
3194 * c-tree.h (groktypename_in_parm_context): Remove prototype.
3196 2004-09-07 Ziemowit Laski <zlaski@apple.com>
3198 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
3199 * c-parse.in: Include c-common.h instead of objc-act.h.
3200 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
3201 myparms, myparm): Remove %type declarations.
3202 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
3203 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
3205 (objc_inherit_code, objc_public_flag): Remove.
3206 (typespec_nonreserved_nonattr): Call
3207 objc_get_protocol_qualified_type() instead of get_static_reference()
3208 and get_protocol_reference().
3209 (stmt_nocomp): Call grokparm() on @catch parameter.
3210 (objcdef): Move semantic action to objc_finish_implementation().
3211 (classdef): Move semantic action to objc_start_class_interface(),
3212 objc_continue_interface(), objc_finish_interface(),
3213 objc_start_class_implementation(), objc_continue_implementation(),
3214 objc_start_category_interface() and
3215 objc_start_category_implementation().
3216 (protocoldef): Move semantic actions to objc_start_protocol() and
3217 objc_finish_interface().
3218 (ivar_decl_list): Remove nonterminal.
3219 (visibility_spec): Move semantic actions to objc_set_visibility().
3220 (ivar_decls): Remove assignment to $$.
3221 (ivar_decl): Rephrase in terms of component_decl; call
3222 objc_add_instance_variable().
3223 (ivars, ivar_declarator): Remove nonterminals.
3224 (opt_semi): New nonterminal.
3225 (methodtype): Remove semantic actions.
3226 (methoddef): Move semantic actions to objc_set_method_type(),
3227 objc_start_method_definition() and objc_finish_method_definition().
3228 (methodproto): Move semantic actions to objc_set_method_type() and
3229 objc_add_method_declaration().
3230 (methoddecl): Use objc_typename instead of typename; move semantic
3231 actions to objc_build_method_signature().
3232 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
3233 (optparmlist): Express in terms of optparms and optellipsis.
3234 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
3236 (keyworddecl): Use objc_typename instead of typename.
3237 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
3238 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
3240 2004-09-08 Alan Modra <amodra@bigpond.net.au>
3242 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
3243 (MD_FALLBACK_FRAME_STATE_FOR): Update.
3244 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
3245 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
3246 (MD_FROB_UPDATE_CONTEXT): Remove default.
3247 (uw_update_context_1): Instead #ifdef invocation.
3248 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
3249 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
3250 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
3251 (MD_UNWIND_SUPPORT): Undefine this instead.
3252 * config/i386/gnu.h: Likewise.
3253 * config/alpha/linux-unwind.h: New file, macro converted to
3254 function, extracted from..
3255 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
3256 (MD_UNWIND_SUPPORT): Define.
3257 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
3258 * config/i386/linux-unwind.h, config/i386/linux.h,
3259 config/i386/linux64.h: Likewise.
3260 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
3261 MD_HANDLE_UNWABI too.
3262 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
3263 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
3264 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
3265 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
3266 * config/sparc/linux-unwind.h, config/sparc/linux.h,
3267 config/sparc/linux64.h: Likewise.
3268 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
3269 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
3270 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
3271 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
3272 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
3274 2004-09-07 Jan Hubicka <jh@suse.cz>
3276 * cse.c (fold_rtx): Avoid building of
3277 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
3279 * tree-ssa-pre.c (grand_bitmap_obstack): New.
3280 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
3281 (init_pre): Initialize obstack.
3282 (fini_pre): Free obstack.
3284 2004-09-07 David Daney <ddaney@avtrex.com>
3286 * config.gcc: Added support for --with-divide=[breaks|traps] for
3288 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
3289 (TARGET_DIVIDE_TRAPS): New macro.
3290 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
3291 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
3292 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
3293 GENERATE_DIVIDE_TRAPS.
3294 (mips_output_division): Emit conditional trap if
3295 GENERATE_DIVIDE_TRAPS is set.
3296 * doc/install.texi: Document --with-divide.
3297 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
3299 2004-09-07 Caroline Tice <ctice@apple.com>
3301 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
3302 EDGE_CROSSING, to flags test case.
3304 2004-09-07 Jan Hubicka <jh@suse.cz>
3306 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
3309 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3311 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
3312 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
3313 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
3315 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
3316 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
3317 alloc_aux_for_edges, free_aux_for_edges): Likewise.
3318 * cfgcleanup.c (try_forward_edges,
3319 merge_blocks_move_predecessor_nojumps,
3320 merge_blocks_move_successor_nojumps): Likewise.
3321 * cfgexpand.c (expand_gimple_cond_expr,
3322 expand_gimple_tailcall): Likewise.
3323 * cfghooks.c (duplicate_block): Likewise.
3324 * cfglayout.c (record_effective_endpoints,
3325 insn_locators_initialize, change_scope, fixup_reorder_chain,
3326 verify_insn_chain, fixup_fallthru_exit_predecessor,
3327 duplicate_insn_chain, cfg_layout_finalize): Likewise.
3328 * cfgloopanal.c (check_irred): Likewise.
3329 * cfgloop.c (superloop_at_depth, flow_loops_free,
3330 flow_loop_entry_edges_find, flow_loops_find,
3331 flow_loop_outside_edge_p, get_loop_body,
3332 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
3333 get_loop_exit_edges, num_loop_branches, cancel_loop,
3334 verify_loop_structure): Likewise.
3335 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
3336 duplicate_loop_to_header_edge, create_preheader,
3337 create_loop_notes): Likewise.
3338 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
3339 edirect_branch_edge, force_nonfallthru_and_redirect,
3340 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3341 commit_edge_insertions, commit_edge_insertions_watch_calls,
3342 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3343 cfg_layout_redirect_edge_and_branch_force,
3344 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
3345 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
3346 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
3347 cgraph_varpool_node): Likewise.
3348 * cgraphunit.c (cgraph_finalize_function,
3349 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
3350 cgraph_expand_function, cgraph_remove_unreachable_nodes,
3351 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3352 cgraph_mark_inline, cgraph_expand_all_functions,
3353 cgraph_build_static_cdtor): Likewise.
3354 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
3355 simplify_logical, distribute_notes, insn_cuid): Likewise.
3356 * conflict.c (conflict_graph_add, print_conflict): Likewise.
3357 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
3358 coverage_checksum_string): Likewise.
3359 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
3360 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
3361 cse_cc_succs, cse_condition_code_reg): Likewise.
3362 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
3363 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
3364 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
3365 cselib_record_set): Likewise.
3367 2004-09-07 Jan Hubicka <jh@suse.cz>
3369 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
3371 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3373 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
3375 (fold_builtin_strpbrk): Likewise.
3376 * expr.c (array_ref_low_bound): Likewise.
3377 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
3378 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
3379 * tree-sra.c (generate_element_zero): Likewise.
3380 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
3381 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
3382 add_old_iv_candidates, add_iv_candidates): Likewise.
3383 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
3385 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3387 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
3388 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
3389 c_expand_expr, boolean_increment, nonnull_check_p,
3390 check_function_arguments_recurse, fold_offsetof_1): Likewise.
3391 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
3392 builtin_define_type_max): Likewise.
3393 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
3394 implicit_decl_warning, builtin_function, build_compound_literal,
3395 complete_array_type, grokdeclarator, get_parm_info,
3396 start_function, store_parm_decls_oldstyle,
3397 c_write_global_declarations): Likewise.
3398 * c-format.c (get_constant, decode_format_attr,
3399 maybe_read_dollar_number, get_flag_spec, check_format_arg,
3400 check_format_types, format_type_warning,
3401 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
3402 init_dynamic_diag_info, handle_format_attribute): Likewise.
3403 * c-gimplify.c (push_context, pop_context, finish_bc_block):
3404 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
3405 * c-objc-common.c (c_tree_printer): Likewise.
3406 * c-pch.c (pch_init): Likewise.
3407 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
3408 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
3409 * c-typeck.c (c_incomplete_type_error, composite_type,
3410 common_pointer_type, common_type, same_translation_unit_p,
3411 tagged_types_tu_compatible_p, finish_init, pop_init_level,
3412 set_designator, set_nonincremental_init_from_string,
3413 process_init_element, c_finish_if_stmt): Likewise.
3414 * caller-save.c (init_caller_save, save_call_clobbered_regs,
3415 insert_restore, insert_save, insert_one_insn): Likewise.
3416 * calls.c (emit_call_1, compute_argument_block_size,
3417 precompute_arguments, expand_call, emit_library_call_value_1,
3418 store_one_arg): Likewise.
3420 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
3422 * configure.ac (enable-checking): Add release option. Reorganize
3423 to avoid repetition.
3424 * configure: Rebuilt.
3425 * doc/install.texi (enable-checking): Amend documentation.
3427 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
3430 * Makefile.in (specs.ready): Depend on cc1$(exeext).
3432 2004-09-06 James E Wilson <wilson@specifixinc.com>
3434 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
3435 movdf_hardfloat_32bit): Split fG into two alternatives.
3436 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
3438 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
3440 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3442 * final.c (output_in_slot): Delete.
3443 (final_scan_insn): Revert 2004-09-03 change.
3444 (output_asm_insn): Likewise.
3445 * config/sparc/sparc.c (output_return): Likewise.
3446 (output_sibcall): Likewise.
3448 2004-09-06 Jan Hubicka <jh@suse.cz>
3450 * loop.c (loop_dump_aux): Do not print RTL when not available.
3451 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
3452 frontend specific type nodes.
3453 (produce_memory_decl_rtl): Break out from ...
3454 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
3455 (get_computation_at): Avoid random tree sharing.
3456 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
3458 2004-09-06 Zack Weinberg <zack@codesourcery.com>
3460 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
3461 unnecessary commands.
3463 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
3465 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
3466 (bitmap.o): Likewise.
3468 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
3470 Unify the management of RTL and tree-level dump files.
3472 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
3473 Don't print function name to the dump file, the pass manager
3474 would do this for us. Add code from the top of
3475 rest_of_compilation, up to the initial RTL dump.
3476 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
3477 close the DFI_sibling dump file.
3478 (rest_of_compilation): Don't do that here. Remove code up to the
3480 (init_optimization_passes): Remove.
3481 (pass_rest_of_compilation): Change pass name to NULL.
3482 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
3483 Do not call init_optimization_passes.
3484 * toplev.h (init_optimization_passes): Remove.
3486 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3487 finish_graph_dump_file): Remove SUFFIX parameter.
3488 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
3489 finish_graph_dump_file): Likewise.
3491 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
3492 * cfgexpand.c (pass_expand): Adjust.
3493 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
3494 * passes.c (pass_rest_of_compilation): Adjust.
3495 * predict.c (pass_profile): Adjust.
3496 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
3497 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
3498 pass_split_crit_edges, pass_warn_function_return): Adjust.
3499 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
3500 * tree-dfa.c (pass_referenced_vars): Adjust.
3501 * tree-eh.c (pass_lower_eh): Adjust.
3502 * tree-if-conv.c (pass_build_ssa): Adjust.
3503 * tree-into-ssa.c (pass_build_ssa): Adjust.
3504 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
3505 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
3506 * tree-nrv.c (pass_nrv): Adjust.
3507 * tree-optimize.c (pass_gimple, pass_all_optimizations,
3508 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3509 pass_init_datastructures): Adjust.
3510 * tree-outof-ssa.c (pass_del_ssa): Adjust.
3511 * tree-profile.c (pass_tree_profile): Adjust.
3512 * tree-sra.c (pass_sra): Adjust.
3513 * tree-ssa-alias.c (pass_may_alias): Adjust.
3514 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
3515 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
3516 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
3517 * tree-ssa-dom.c (pass_dominator): Adjust.
3518 * tree-ssa-dse.c (pass_dse): Adjust.
3519 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
3520 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
3521 * tree-ssa-loop-ch.c (pass_ch): Adjust.
3522 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
3523 pass_loop_done, pass_complete_unroll, pass_iv_canon,
3524 pass_iv_optimize, pass_vectorize): Adjust.
3525 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
3526 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
3527 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
3528 pass_late_warn_uninnitialized): Adjust.
3529 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
3531 * Makefile.in (tree-dump.o): Add new dependencies.
3532 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
3533 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
3535 * toplev.c (dump_file_name): New.
3536 * tree-dump.c (dump_enable_all): Add LETTER parameter.
3537 (struct dump_file_info): Add NUM and LETTER fields.
3538 (dump_files): Adjust and add RTL dump files.
3539 (dump_register): Add NUM and LETTER fields.
3540 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
3541 (dump_begin): Use get_dump_file_name.
3542 (dump_switch_p_1): Adjust call to dump_enable_all.
3543 * tree-dump.h (dump_register): Adjust prototype.
3544 * tree-optimize.c (register_one_dump_file): Take dump file index.
3545 Support flags for RTL dumps.
3546 (register_dump_files): Fill in NUM field of struct dump_file_info.
3547 Track properties both when the gate is executed and when it is not.
3548 (execute_todo): Dump RTL. Add PROPERTIES parameter.
3549 (execute_one_pass): Pass properties to execute_todo. Handle VCG
3551 * tree-pass.h (dump_file_name): New.
3552 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
3555 * Makefile.in (passes.o): Add new dependencies.
3556 * passes.c (struct dump_file_info, enum dump_file_index,
3557 dump_file_tbl, init_optimization_passes): Remove.
3558 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
3559 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
3561 (finish_optimization_passes): Update finish_graph_dump_file loop.
3562 (enable_rtl_dump_file): Remove.
3563 * tree-dump.c (dump_files): Adjust and add RTL dump files.
3564 (enable_rtl_dump_file): Add here.
3565 * tree.h (enum tree_dump_index): Add RTL dump file indices.
3566 * doc/invoke.texi (Debugging options): Document new RTL debugging
3569 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
3571 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
3572 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
3573 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
3574 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
3575 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
3576 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
3577 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
3578 vec.h: Fix comment formatting.
3580 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
3582 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
3583 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
3584 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
3585 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
3586 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
3587 tree-ssa-loop-niter.c, tree-ssa-operands.c,
3588 tree-ssa-operands.h, tree-ssa-propagate.c,
3589 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
3590 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
3592 2004-09-05 Diego Novillo <dnovillo@redhat.com>
3594 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
3595 vectorizer is enabled.
3597 2004-09-05 Andreas Jaeger <aj@suse.de>
3599 * tree-if-conv.c: Spell check comments and clean up whitespace.
3601 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3603 * tree-ssa-loop-ivopts.c: New file.
3604 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
3605 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
3606 target_pres_cost, target_spill_cost): Declare.
3607 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
3608 spill_cost): Renamed to ...
3609 (target_avail_regs, target_res_regs, target_small_cost,
3610 target_pres_cost, target_spill_cost): ... and exported.
3611 (init_set_costs, global_cost_for_size): Work with renamed variables.
3612 * common.opt (flag_ivopts): New flag.
3613 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
3615 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
3616 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
3617 generating SSA form.
3618 (force_gimple_operand): New function.
3619 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
3620 * tree-cfg.c (stmt_bsi): New function.
3621 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
3622 PARAM_IV_MAX_CONSIDERED_USES): New.
3623 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
3624 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
3625 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
3626 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
3627 * tree-nested.c (build_addr): Export.
3628 * tree-optimize.c (init_tree_optimization_passes): Add
3630 * tree-pass.h (pass_iv_optimize): Declare.
3631 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
3633 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
3634 as a phi node argument.
3635 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
3636 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
3638 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
3639 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
3640 pass_iv_optimize): New pass.
3641 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
3642 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
3643 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
3644 * tree.h (REF_ORIGINAL): New macro.
3645 (build_int_cst_type, unsigned_type_for, zero_p,
3646 cst_and_fits_in_hwi, build_addr): Declare.
3647 * doc/invoke.texi (-fivopts): Document.
3648 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
3649 PARAM_IV_MAX_CONSIDERED_USES): Document.
3650 * doc/passes.texi: Document induction variable optimizations pass.
3652 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3654 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
3655 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
3656 * c-common.c (c_common_attribute_table): Accept parameters to
3658 (check_function_sentinel, handle_sentinel_attribute): Likewise.
3659 * doc/extend.texi: Update accordingly.
3661 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3663 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
3665 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
3667 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
3669 (c_common_attribute_table): Add `sentinel' attribute.
3670 (check_function_arguments): Handle `sentinel' attribute.
3671 * doc/extend.texi: Document `sentinel' attribute.
3673 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
3675 * configure: Regenerated.
3677 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3679 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
3681 * tree.c (save_expr): No longer TREE_READONLY.
3683 2004-09-04 Jan Hubicka <jh@suse.cz>
3685 * passes.c (rest_of_clean_state): Fix merge conflict made during
3686 commiting the patch.
3688 2004-09-04 Jan Hubicka <jh@suse.cz>
3690 * passes.c (rest_of_clean_state): Decompose the instruction stream.
3692 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
3694 * doc/md.texi (shift patterns): New anchor. Add reference to
3695 TARGET_SHIFT_TRUNCATION_MASK.
3696 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
3697 * target.h (shift_truncation_mask): New target hook.
3698 * targhook.h (default_shift_truncation_mask): Declare.
3699 * targhook.c (default_shift_truncation_mask): Define.
3700 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
3701 (TARGET_INITIALIZER): Include it.
3702 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
3703 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
3704 reject all out-of-range values. Fix sign-extension code for modes
3705 whose width is smaller than HOST_BITS_PER_WIDE_INT.
3706 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
3707 (expand_superword_shift, expand_subword_shift): Likewise.
3708 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
3709 (expand_binop): Use them to implement double-word shifts.
3710 * config/arm/arm.c (arm_shift_truncation_mask): New function.
3711 (TARGET_SHIFT_TRUNCATION_MASK): Define.
3713 2004-09-04 Jan Hubicka <jh@suse.cz>
3715 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
3716 (mix): New macro copied from hashtab.c
3717 (iterative_hash_hashval_t, iterative_hash_pointer,
3718 iterative_hash_host_wide_int): New functions based on hashtab.c
3721 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
3723 * config/mips/mips.md (mask): New mode attribute.
3724 (zero_extendsidi2): Add memory alternative.
3725 (*zero_extendsidi2_mem): Delete.
3726 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
3727 memory_operand in the TARGET_MIPS16 check.
3728 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
3729 Redefine using :GPR and :SHORT.
3730 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
3732 2004-09-04 Uros Bizjak <uros@kss-loka.si>
3734 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
3736 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
3737 expand_builtin_mathfn.
3738 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
3739 btrunc?f patterns for btrunc_optab. Implement rint_optab using
3741 * optabs.c (init_optabs): Initialize rint_optab.
3742 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
3744 (btrunc_optab): Rename macro from trunc_optab.
3745 (rint_optab): Define corresponding macro.
3747 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
3748 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
3750 * config/i386/i386-protos.h (emit_i387_cw_initialization):
3751 Change prototype. Add new int parameter.
3752 * config/i386/i386.c (emit_i387_cw_initialization):
3753 Handle new rounding modes.
3755 * config/i386/i386.h (enum fp_cw_mode): Delete.
3756 (MODE_NEEDED): Handle new rounding modes.
3757 (EMIT_MODE_SET): Change condition to handle new rounding modes.
3759 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
3760 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
3761 represent different rounding modes of frndint insn.
3762 (type): Add frndint type.
3763 (i387, length, memory): Handle this type.
3764 (i387_cw): New attribute definition.
3765 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
3766 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
3767 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
3768 Add "i387_cw" attribute defined to "trunc".
3769 (x86_fnstcw_1): Remove comment.
3770 (*frndintxf2): Rename insn definition to frndintxf2. Move
3771 insn definition near rint?f2 expanders.
3772 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
3773 rintf and rintl built-ins as inline x87 intrinsics.
3774 (frndintxf2_floor): New pattern to implement floor rounding
3775 mode with frndint x87 instruction.
3776 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
3777 floorf and floorl built-ins as inline x87 intrinsics.
3778 (frndintxf2_ceil): New pattern to implement ceil rounding
3779 mode with frndint x87 instruction.
3780 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
3781 ceilf and ceill built-ins as inline x87 intrinsics.
3782 (frndintxf2_trunc): New pattern to implement trunc rounding
3783 mode with frndint x87 instruction.
3784 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
3785 truncf and truncl built-ins as inline x87 intrinsics.
3786 (frndintxf2_mask_pm): New pattern to implement rounding
3787 mode with exceptions with frndint x87 instruction.
3788 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
3789 implement nearbyint, nearbyintf and nearbyintl built-ins as
3790 inline x87 intrinsics.
3792 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
3794 * config/mips/mips.md (SHORT): New mode macro.
3795 (size): New mode attribute.
3796 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
3797 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
3798 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
3800 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
3801 *extend[qh]isi2_hw patterns and extending them to di.
3802 (extendqihi2): Implement as define_insn_and_split that produces
3803 extendqisi2 after reload.
3805 2004-09-03 Devang Patel <dpatel@apple.com>
3807 * Makefile.in (OBJS-common): Add tree-if-conv.o
3808 (tree-if-conv.o): New rule.
3809 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
3810 (get_loop_body_in_bfs_order): New.
3811 * cfgloop.h (get_loop_body_in_bfs_order): New.
3812 * tree-flow.h (enum move_pos): Move here from ..
3813 * tree-ssa-loop-im.c (enum move_pos): here.
3814 (movement_possibility): Make externally visible.
3815 * tree-optimize.c (init_tree_optimization_passes): New entry for
3817 * tree-pass.h (pass_if_conversion): New.
3818 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
3819 * tree-if-conv.c: New file.
3820 * doc/passes.texi: Document tree if-conversion pass.
3821 * doc/tree-ssa.texi: Same.
3823 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
3826 Makefile.in (LIB2ADDEHSTATIC): New.
3827 (LIB2ADDEHSHARED): New.
3829 (LIBUNWINDDEP): New.
3830 (SHLIBUNWIND_LINK): New.
3831 (SHLIBUNWIND_INSTALL): New.
3832 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
3833 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
3834 (clean): Remove libunwind*
3835 (stage1-start): Remove and copy stage1/libunwind*.
3836 (stage2-start): Remove and copy stage2/libunwind*.
3837 (stage3-start): Remove and copy stage3/libunwind*.
3838 (stage4-start): Remove and copy stage4/libunwind*.
3839 (stageprofile-start): Remove and copy stageprofile/libunwind*.
3840 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
3842 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
3843 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
3844 tmake_file if --with-system-libunwind isn't used.
3846 * config/ia64/t-glibc-libunwind: New file.
3847 * config/t-libunwind-elf: Likewise.
3848 * unwind-compat.c: Likewise.
3849 * unwind-compat.h: Likewise.
3850 * unwind-dw2-fde-compat.c: Likewise.
3852 * config/ia64/t-glibc (LIB2ADDEH): Updated.
3853 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
3855 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
3857 * unwind-dw2-fde-glibc.c: Likewise.
3858 * unwind-dw2.c: Likewise.
3860 * config/t-libunwind (LIB2ADDEH): Updated.
3861 (LIB2ADDEHSTATIC): New.
3862 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
3863 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
3865 * configure.ac: Change --enable-libunwind-exceptions to
3866 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
3867 * configure: Regenerated.
3868 * config.in: Updated.
3870 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
3871 above and mention --with-system-libunwind.
3872 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
3873 removed in gcc 3.4.3 and later.
3875 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
3876 USE_LIBUNWIND_EXCEPTIONS is defined.
3878 * mklibgcc.in: Support libunwind.
3880 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
3882 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
3885 2004-09-03 Richard Henderson <rth@redhat.com>
3888 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
3889 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
3890 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
3891 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
3892 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
3893 resize_stack_vars_conflict, add_stack_var_conflict,
3894 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
3895 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
3896 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
3897 expand_one_static_var, expand_one_hard_reg_var,
3898 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
3899 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
3900 (expand_used_vars): Rewrite.
3901 * Makefile.in (cfgexpand.o): Update dependencies.
3903 2004-09-04 Jan Hubicka <jh@suse.cz>
3905 * cfg.c (free_edge): Use ggc_free.
3906 (expunge_block): Use ggc_free.
3907 * passes.c (rest_of_clean_state): Free after compilation.
3908 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
3909 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
3911 2004-09-03 James E Wilson <wilson@specifixinc.com>
3913 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
3914 DECL_EXTERNAL check.
3916 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3918 * final.c (output_in_slot): New global variable.
3919 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
3920 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
3921 'output_in_slot' before invoking output_asm_insn.
3922 (output_asm_insn): Add a space after the tab if 'output_in_slot'
3924 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
3926 (output_sibcall): Likewise.
3928 2004-09-03 Jan Hubicka <jh@suse.cz>
3930 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
3931 * tree-ssanames (init_ssanames): Likewise.
3933 2004-09-03 Ziemowit Laski <zlaski@apple.com>
3935 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
3936 objc_declare_protocols, objc_start_protocol,
3937 objc_start_class_interface, objc_start_category_interface,
3938 objc_continue_interface, objc_finish_interface,
3939 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
3940 objc_start_class_implementation, objc_start_category_implementation,
3941 objc_continue_implementation, objc_finish_implementation,
3942 objc_add_method_declaration, objc_start_method_definition,
3943 objc_finish_method_definition, objc_build_keyword_decl,
3944 objc_build_method_signature, objc_build_encode_expr,
3945 objc_build_protocol_expr, objc_build_selector_expr,
3946 objc_build_message_expr, objc_build_string_object,
3947 objc_get_class_reference, objc_get_protocol_qualified_type,
3948 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
3950 2004-09-03 James E Wilson <wilson@specifixinc.com>
3952 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
3954 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
3955 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
3956 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
3957 (mips_recip1_<fmt>): Use frdiv1 type.
3958 (mips_recip2_<fmt>): Use frdiv2 type.
3959 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
3960 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
3962 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
3964 2004-09-03 Daniel Jacobowitz <dan@debian.org>
3966 * reload.c (find_reloads): Swap operand_loc pointers for
3967 find_dummy_reload if we have swapped two operands.
3969 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
3971 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
3972 to get the tablejump-insn before the jump-table label.
3974 2004-09-03 Ziemowit Laski <zlaski@apple.com>
3976 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
3977 objc_declare_protocols, objc_build_message_expr,
3978 objc_finish_message_expr, objc_build_selector_expr,
3979 objc_build_protocol_expr, objc_build_encode_expr,
3980 objc_build_string_object, objc_get_protocol_qualified_type,
3981 objc_get_class_reference, objc_get_class_ivars,
3982 objc_start_class_interface, objc_start_category_interface,
3983 objc_start_protocol, objc_continue_interface, objc_finish_interface,
3984 objc_start_class_implementation, objc_start_category_implementation,
3985 objc_continue_implementation, objc_finish_implementation,
3986 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
3987 objc_add_method_declaration, objc_start_method_definition,
3988 objc_finish_method_definition, objc_add_instance_variable,
3989 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
3990 objc_finish_try_stmt, objc_begin_catch_clause,
3991 objc_finish_catch_clause, objc_build_finally_clause,
3992 objc_build_synchronized, objc_static_init_needed_p,
3993 objc_generate_static_init_call): New prototypes.
3995 2004-09-03 Steve Ellcey <sje@cup.hp.com>
3997 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
3999 (ia64_function_value): Ditto.
4001 2004-09-03 Jan Beulich <jbeulich@novell.com>
4003 * config.gcc: Resurrect NetWare as a target. Handle special case of
4004 Novell linker to be used (specified through --with-ld=) and threading
4005 model of either Posix (default) or NKS.
4006 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
4007 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
4008 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
4009 * config/i386/netware.c, config/i386/netware.h: New.
4010 * config/i386/nwld.c, config/i386/nwld.h: New.
4011 * config/i386/netware-crt0.c: New.
4012 * config/i386/netware-libgcc.c: New.
4013 * config/i386/netware-libgcc.def: New.
4014 * config/i386/netware-libgcc.exp: New.
4015 * config/i386/t-netware, config/i386/t-nwld: New.
4017 * doc/install.texi: Document NKS threading model.
4019 2004-09-03 Jan Beulich <jbeulich@novell.com>
4022 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
4023 * tree.h (initial_max_fld_align): Declare
4024 * stor-layout.c (initial_max_fld_align): Define and initialize.
4025 (maximum_field_alignment): Initialize to the same value.
4026 * common.opt: Add -fpack-struct= variant of switch.
4027 * opts.c: Handle -fpack-struct= variant of switch.
4028 * c-pragma.c: Change #pragma pack() handling so that it becomes
4029 compatible to other compilers: accept individual 'push' argument,
4030 make final pop restore (command line) default, correct interaction
4031 of push/pop and sole specification of a new alignment (so that the
4032 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
4033 to #pragma pack(push, <n>).
4034 * doc/extend.texi: New node "Structure-Packing Pragmas" under
4035 "Pragmas", describing #pragma pack.
4036 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
4037 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
4038 Document new TARGET_DEFAULT_PACK_STRUCT.
4040 2004-09-03 Devang Patel <dpatel@apple.com>
4042 * dwarf2out.c (gen_field_die). Equate decl number to die.
4044 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
4047 * global.c (modify_reg_pav): New function.
4048 (make_accurate_live_analysis): Call the new function. Move pavin
4049 modification by earlyclobber set into the new function.
4051 2004-09-03 Andreas Schwab <schwab@suse.de>
4053 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
4054 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
4057 2004-09-02 Jan Beulich <jbeulich@novell.com>
4059 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
4060 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
4061 not unwind code specific ones.
4062 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
4063 Remove unwind code specific dependencies.
4064 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
4066 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
4067 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
4068 * tsystem.h: Declare memcpy and memset when inhibit_libc.
4070 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
4072 * combine.c (try_combine): Delay modifying of insns which cannot
4075 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
4077 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
4079 * gcc/tree-ssa-loop.c: Ditto
4080 * gcc/tree-ssa-loop-ivcanon.c: Ditto
4081 * gcc/doc/invoke.texi: Ditto.
4083 2004-09-02 Ziemowit Laski <zlaski@apple.com>
4085 * c-decl.c (store_parm_decls_newstyle): Make static.
4086 (store_parm_decls_from): New function.
4087 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
4088 (store_parm_decls_from): New prototype.
4090 2004-09-02 David Edelsohn <edelsohn@gnu.org>
4092 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
4093 HImode with STRICT_ALIGNMENT.
4095 2004-09-02 Mark Mitchell <mark@codesourcery.com>
4097 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
4098 (TARGET_OS_CPP_BUILTINS): Likewise.
4099 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
4100 TARGET_BPABI_CPP_BUILTINS.
4102 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
4104 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
4106 2004-09-02 Eric Christopher <echristo@redhat.com>
4108 * builtins.c (expand_builtin_cabs): Delete.
4109 (expand_builtin): If unable to fold the values do a normal
4110 library call for builtin_cab*.
4111 (fold_builtin_cabs): Depend on optimize and optimize_size.
4112 * optabs.c (expand_cmplxdiv_straight): Delete.
4113 (expand_cmplxdiv_wide): Ditto.
4114 (expand_vector_binop): Ditto.
4115 (expand_vector_unop): Ditto.
4116 (expand_complex_abs): Delete.
4117 (expand_binop): Remove calls to above functions.
4118 Remove open coding of complex arithmetic.
4119 (expand_unop): Ditto.
4120 * optabs.h: Remove prototypes.
4122 2004-09-02 Ziemowit Laski <zlaski@apple.com>
4124 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
4125 * c-tree.h (store_parm_decls_newstyle): New prototype.
4127 2004-09-02 Geoffrey Keating <geoffk@apple.com>
4129 * config/rs6000/rs6000.c (expand_block_clear): Use vector
4130 instructions if available.
4131 (expand_block_move): Likewise.
4133 2004-09-03 Jan Hubicka <jh@suse.cz>
4135 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
4137 2004-09-02 Mark Mitchell <mark@codesourcery.com>
4139 * config/arm/symbian.h (LIB_SPEC): Define to empty.
4140 * config/arm/t-symbian (SHLIB_LC): Likewise.
4142 2004-09-02 Paul Brook <paul@codesourcery.com>
4144 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
4146 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4148 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
4149 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
4150 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
4151 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
4152 (mips_issue_rate): Remove unreachable abort.
4153 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4154 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
4155 (mips_block_move_straight, print_operand_address, mips_file_start)
4156 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
4157 (mips_output_conditional_branch, mips_expand_builtin_direct)
4158 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
4159 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
4162 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4164 * config/mips/mips.md (*lea_high64): Change split condition to
4165 flow2_completed. Add a peephole2 to generate a more parallel version.
4167 2004-09-02 Jan Hubicka <jh@suse.cz>
4169 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
4172 * ggc-page.c: include tree-flow.h.
4173 (extra_order_size_table): Add stmt_ann_d.
4174 (STAT_LABEL): Rename from ....
4175 (LABEL): ... this one.
4176 * Makefile.in (ggc-page.o): Add dependency.
4178 * ggc-common.c (ggc_force_collect): New global variable.
4179 (loc_description): Add fields "freed", "collected"
4180 (ptr_hash): New static hash
4181 (ptr_hash_entry): New structure.
4182 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
4183 (ggc_record_overhead): Take ptr argument, record it
4184 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
4185 (cmp_statistics): Imrove sorting.
4186 (dump_ggc_loc_statistics): Output newly collected statistics
4187 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
4188 (ggc_free): Call ggc_free_overhead.
4189 (ggc_collect): Force collection when asked to be forced.
4190 (ggc_collect): Call ggc_prune_overhead_list.
4191 * ggc.h (ggc_force_collect): Declare
4192 (ggc_record_overhead): Update prototype.
4193 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
4195 2004-09-02 James E Wilson <wilson@specifixinc.com>
4197 * common.opt (ftrapping-math): Default to on.
4199 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
4201 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
4203 2004-09-02 Denis Chertykov <denisc@overta.ru>
4206 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
4208 (*movmemqi_insn): Likewise.
4209 (*movmemhi): Likewise.
4210 (clrmemhi): Likewise.
4211 (*clrmemqi): Likewise.
4212 (*clrmemhi): Likewise.
4214 2004-09-02 Paul Brook <paul@codesourcery.com>
4216 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
4217 default_use_cxa_atexit=yes.
4219 2004-09-02 Alan Modra <amodra@bigpond.net.au>
4221 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
4222 (struct kernel_old_ucontext): Delete.
4223 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
4224 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
4227 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
4229 * toplev.c (process_options): Fix typo.
4231 2004-09-01 Richard Henderson <rth@redhat.com>
4234 * calls.c (initialize_argument_information): Tighten pass-through
4235 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
4236 Use build_fold_addr_expr.
4237 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
4238 that assumes ADDR_EXPR allocates stack space.
4239 * fold-const.c (build_fold_addr_expr_with_type): Look through
4242 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
4244 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
4245 * ggc.h (ggc_alloc_rtx): Delete.
4247 2004-09-01 Roger Sayle <roger@eyesopen.com>
4249 * expmed.c (enum alg_code): Remove long unused enumeration values.
4250 (struct mult_cost): New structure to hold the "score" of a synthetic
4251 multiply sequence, including both a rtx_cost and a latency field.
4252 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
4253 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
4254 (struct algorithm): Change type of cost field to be mult_cost.
4255 (synth_mult): Change type of cost_limit argument to be a
4256 pointer to a mult_cost. Update all cost comparisons to use the
4257 new mult_cost infrastructure. For alg_add_factor and
4258 alg_sub_factor operations, latency is lower than the rtx_cost.
4259 (choose_mult_variant): Update calls to synth_mult. Perform
4260 cost comparisons using the new mult_cost infrastructure.
4261 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
4262 to optain the total rtx_cost of a synth_mult "algorithm".
4264 2004-09-01 David Edelsohn <edelsohn@gnu.org>
4266 * config/rs6000/power4.md: Increase store latency to 12.
4267 * config/rs6000/power5.md: Same.
4269 2004-09-01 James E Wilson <wilson@specifixinc.com>
4272 * config/avr/avr.c (avr_unique_section): Delete prototype and
4274 (TARGET_ASM_UNIQUE_SECTION): Delete.
4276 2004-09-01 Ziemowit Laski <zlaski@apple.com>
4278 * c-parse.in (primary): Call objc_build_message_expr(),
4279 objc_build_selector_expr(), objc_build_protocol_expr(),
4280 objc_build_encode_expr() and objc_build_string_object() instead of
4281 build_message_expr(), build_selector_expr(), build_protocol_expr(),
4282 build_encode_expr() and build_objc_string_object(), respectively.
4283 (component_decl_list2): Call objc_get_class_ivars() instead of
4284 get_class_ivars_from_name().
4285 (keyworddecl): Call objc_build_keyword_decl() instead of
4286 build_keyword_decl().
4287 (receiver): Call objc_get_class_reference() instead of
4288 get_class_reference().
4289 (reswords): Add blank line before @@ifobjc section, for clarity.
4291 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
4293 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
4296 2004-09-01 Wu Yongwei <adah@sh163.net>
4297 Danny Smith <dannysmith@users.sourceforge.net>
4299 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
4300 not Windows 'DWORD'.
4301 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
4302 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
4303 (__gthr_win32_recursive_mutex_init_function): Add prototype for
4304 __GTHREAD_HIDE_WIN32API case..
4305 (__gthr_win32_recursive_mutex_lock): Likewise.
4306 (__gthr_win32_recursive_mutex_trylock): Likewise.
4307 (__gthr_win32_recursive_mutex_unlock): Likewise.
4308 (__gthread_recursive_mutex_init_function); Add definition for
4309 __GTHREAD_HIDE_WIN32API case.
4310 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
4311 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
4312 call to InterlockedDecrement.
4314 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4316 * tree-tailcall.c (find_tail_calls): Also fail is statement has
4319 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
4321 * doc/c-tree.texi: Document new operands for ARRAY_REF and
4324 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4326 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
4327 * common.opt (fspeculative-prefetching): New.
4328 * flags.h (flag_speculative_prefetching_set): Declare.
4329 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
4331 * opts.c (flag_sepculative_prefetching_set): New variable.
4332 (common_handle_option): Handle -fspeculative-prefetching.
4333 * passes.c (rest_of_compilation): Ditto.
4334 * profile.c (instrument_values, compute_value_histograms, branch_prob):
4335 Use vectors instead of arrays.
4336 * toplev.c (process_options): Handle -fspeculative-prefetching.
4337 * rtl-profile.c: Include ggc.h.
4338 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
4339 rtl_gen_one_value_profiler_no_edge_manipulation,
4340 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
4342 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4343 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
4345 * value-prof.c: Include ggc.h.
4346 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
4348 (insn_prefetch_values_to_profile, find_mem_reference_1,
4349 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
4350 speculative_prefetching_transform): New.
4351 (value_profile_transformations): Call speculative_prefetching_transform.
4352 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
4353 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
4354 tree_find_values_to_profile, find_values to profile): Use vectors
4356 (free_profiled_values): Removed.
4357 * value-prof.h (struct histogram_value): Renamed to
4358 struct histogram_value_t.
4359 (histogram_value, histogram_values): New types.
4360 (find_values_to_profile): Declaration changed.
4361 (free_profiled_values): Removed.
4362 (struct profile_hooks): Type of argument of the hooks changed to
4364 * doc/invoke.texi (-fspeculative-prefetching): Document.
4366 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4368 PR rtl-optimization/16408
4369 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
4371 2004-09-01 Richard Henderson <rth@redhat.com>
4373 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
4374 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
4376 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4378 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
4380 2004-09-01 Mike Stump <mrs@apple.com>
4382 * config/darwin.c (machopic_symbol_defined_p): In addition to
4383 being SYMBOL_REF_LOCAL_P, a symbol must also be
4384 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
4385 defined in this output file, or translation unit in the case
4386 of IMA not being used.
4387 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
4388 never need .indirect_symbol when indirecting.
4390 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4392 * Makefile.in (bb-reorder.o): Add several dependencies.
4394 2004-09-01 Jakub Jelinek <jakub@redhat.com>
4396 * fold-const.c (operand_equal_p): Require equal sign also for
4397 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
4399 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4401 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
4402 for use in configargs.h. Put the cname in a separate variable. Use
4403 that to set target_cpu_default2.
4405 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
4406 Nick Clifton <nickc@redhat.com>
4408 * config/sh/sh.md ("length"): Increase branch length when
4409 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
4410 constant, 2 byte for aligning the constant.
4412 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4414 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
4416 (arm7tdmi-s): New CPU name.
4417 * arm/arm.c (ARM_CORE): Update for new format.
4418 * arm/arm.h (ARM_CORE): Likewise.
4419 * arm/gentune.sh: Update for extra field.
4420 * config.gcc: Likewise.
4421 * arm/arm-tune.md: Regenerate.
4422 * doc/invoke.texi: Document the real processor names for ARM cpus.
4424 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
4426 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
4427 (floatdidf): New functions.
4428 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
4429 (floatdisf): New functions.
4430 * t-arm-elf: Use them.
4432 2004-09-01 Ziemowit Laski <zlaski@apple.com>
4434 * c-common.h (lookup_interface): Remove prototype.
4435 (is_class_name): Rename to objc_is_class_name.
4436 (lookup_objc_ivar): Rename to objc_lookup_ivar.
4437 (get_current_scope): Rename to objc_get_current_scope.
4438 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
4439 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
4440 (yylexname): Call objc_is_class_name() instead of is_class_name().
4441 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
4442 instead of lookup_objc_ivar().
4443 * stub-objc.c (lookup_interface): Remove stub.
4444 (is_class_name): Rename to objc_is_class_name.
4445 (lookup_objc_ivar): Rename to objc_lookup_ivar.
4447 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4449 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
4450 * config/arm/lib1funcs.asm: Do not include supplemental .S files
4451 when compiling for Symbian.
4452 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
4453 (TARGET_OS_CPP_BUILTINS): Likewise.
4454 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
4456 2004-08-31 Stan Shebs <shebs@apple.com>
4458 * toplev.c (process_options): Ensure debug_hooks is initialized.
4460 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4462 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
4463 * target.h (cxx): Add export_class_data.
4464 * config/arm/arm.c (arm_cxx_export_class_data): New function.
4465 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
4466 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
4468 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
4470 * config/sh/sh.c (output_branch): Check the insn length possibly
4471 in the delayed slot.
4473 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4475 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
4477 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
4479 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
4480 (c_sizeof_of_alignof_type): Likewise.
4481 * expr.c (array_ref_element_size): Likewise.
4482 (highest_pow2_factor_for_target): Likewise.
4483 * gimplify.c (canonicalize_addr_expr): Likewise.
4484 (gimplify_compound_lval): Likewise.
4485 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
4486 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4487 * varasm.c (assemble_variable): Likewise.
4488 (output_constant_def_contents): Alignments are unsigned.
4490 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4491 Jeff Law <law@redhat.com>
4493 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
4496 2004-08-31 Mark Mitchell <mark@codesourcery.com>
4498 * hooks.c (hook_bool_void_true): New function.
4499 * hooks.h (hook_bool_void_true): Declare.
4500 * target-def.h (TARGET_CXX): Add
4501 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
4502 * target.h (struct cxx): Add key_method_may_be_inline.
4503 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
4505 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
4506 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
4509 2004-08-31 Denis Chertykov <denisc@overta.ru>
4512 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
4513 frame pointer register only in Pmode while reload in progress.
4515 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
4518 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
4519 because it breaks the 32-bit shift patterns that rely on a match_dup.
4521 2004-08-31 Matt Austern <austern@apple.com>
4523 * config/darwin.c (darwin_make_decl_one_only): Allocate section
4524 names once per compilation, instead of once per symbol.
4526 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
4528 * Makefile.in (build_subdir): New substitution.
4529 (fixinc.sh): Simplify heavily since fixincludes is already built.
4530 (stmp-fixinc): Depend on specs.ready.
4531 (install-mkheaders): Use new location of fixincludes.
4532 (clean): Do not descend into fixinc.
4533 (FORBUILD): Replace with ../$(build_subdir).
4534 * configure.ac (build_subdir): Substitute.
4535 (FORBUILD): Do not set.
4536 (all_outputs): Remove fixinc/Makefile.
4537 (default commands): Do not create links in fixinc.
4538 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
4539 the fixincludes configuration steps and substituting
4540 @FIXINCL@ in fixinc.in.
4541 * fixinc.in: New, from fixinc/fixincl.sh.
4543 * fixinc/*: Removed.
4545 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
4547 * attribs.c (strip_attrs): Remove.
4548 (split_specs_attrs): Move ...
4549 * c-decl.c: ... to here.
4550 * tree.h (split_specs_attrs, strip_attrs): Remove.
4551 * c-tree.h (split_specs_attrs): Declare.
4553 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
4555 * read-rtl.c: Disable RTL checking.
4556 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
4558 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
4560 * config/mips/mips.md (fcond): New code macro and attribute.
4561 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
4562 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
4563 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
4565 2004-08-30 Mark Mitchell <mark@codesourcery.com>
4568 2004-08-29 Mark Mitchell <mark@codesourcery.com>
4569 PR rtl-optimization/16590
4570 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
4572 2004-08-30 Andrew Pinski <apinski@apple.com>
4575 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
4576 * ChangeLog: Fix previous ChangeLog entry.
4579 * config.host (use_long_long_for_widest_fast_int): New, default is
4581 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
4582 * configure.ac: If use_long_long_for_widest_fast_int, then
4583 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
4584 * configure: Regenerate.
4585 * config.in: Regenerate.
4586 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
4587 New: widest integer type supported efficiently in hardware for the
4589 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
4590 HOST_BITS_PER_WIDEST_FAST_INT.
4591 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
4592 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
4593 HOST_WIDEST_FAST_INT
4594 instead of HOST_WIDE_INT.
4595 (HARD_REG_SET_LONGS): Likewise.
4596 (UHOST_BITS_PER_WIDE_INT): Likewise.
4597 Change the checks for the fast cases to be based on
4598 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
4600 2004-08-30 Steven Bosscher <stevenb@suse.de>
4602 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
4605 2004-08-30 Geoffrey Keating <geoffk@apple.com>
4611 * c-decl.c (grokdeclarator): Produce error for 'static' on local
4612 function declaration.
4614 2004-08-30 Richard Henderson <rth@redhat.com>
4616 * expr.c (array_ref_element_size): Force aligned_size back to
4618 (component_ref_field_offset): Similarly for aligned_offset.
4619 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
4620 low-bound, element-size, field-offset fields rather than
4623 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
4625 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
4628 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
4630 * c-tree.h (struct language_function): Add arg_info element.
4631 * c-decl.c (current_function_arg_info): New.
4632 (grokdeclarator, store_parm_decls): Use it instead of
4634 (c_push_function_context, c_pop_function_context): Save and
4637 2004-08-30 Richard Henderson <rth@redhat.com>
4639 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
4640 COMPONENT_REF to pointer arithmetic.
4641 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
4642 constant "c" as a valid constant initializer. Allow narrowing of
4643 differences against the same base object, for any base object.
4645 2004-08-30 Richard Henderson <rth@redhat.com>
4647 * expr.c (expand_expr_addr_expr): New.
4648 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
4650 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
4652 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
4653 (mips_fp_condition): New enum.
4654 (mips_fp_conditions): New array.
4655 (print_fcc_operand): Delete.
4656 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
4657 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
4658 (builtin_description): Add "cond" field.
4659 (DIRECT_BUILTIN): Initialize it.
4660 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
4661 into INSN and CODE. Initialize the "cond" field.
4662 (CMP_BUILTINS): Update accordingly.
4663 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
4664 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
4665 mips_fp_condition as argument. Make it the final operand of the
4666 comparison instruction.
4667 (mips_expand_builtin): Update accordingly.
4668 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
4669 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
4671 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
4672 Don't use the 'Q' operand prefix; just print the operand normally.
4673 (mips_cabs_*, mips_c_*): Delete, replacing with...
4674 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
4675 patterns. Split the 4s versions into 2 ps patterns after reload.
4677 2004-08-30 Richard Henderson <rth@redhat.com>
4679 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
4680 assuming an ADDR_EXPR is non-null.
4682 2004-08-30 Jason Merrill <jason@redhat.com>
4684 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
4686 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
4688 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
4689 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
4690 gcc_assert and gcc_unreachable instead of abort.
4691 * alloc-pool.c (abort, fancy_abort): Remove.
4692 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
4693 gcc_assert or gcc_unreachable.
4694 * attribs.c (init_attributes, decl_attributes): Likewise.
4695 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
4696 mark_bb_for_unlikely_executed_section,
4697 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
4698 fix_crossing_unconditional_branches): Likewise.
4699 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
4700 bitmap_operation): Likewise.
4701 * bt-load.c (insn_sets_btr_p, augment_live_range,
4702 move_btr_def): Likewise.
4703 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
4704 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
4705 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
4706 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
4707 expand_builtin_memcmp, expand_builtin_args_info,
4708 std_gimplify_va_arg_expr, expand_builtin_unop,
4709 expand_builtin_fputs, expand_builtin_profile_func,
4710 expand_builtin_fork_or_exec, fold_builtin_bitop,
4711 fold_builtin_classify, fold_builtin_fputs): Likewise.
4713 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
4715 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
4716 * gcov.c (abort): Remove undef.
4718 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
4719 (struct tree_binfo): Remove primary field.
4721 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
4723 * fixinc/Makefile.in (machname.h): Remove.
4724 (fixincl.x): Do not pass $@ to genfixes.
4725 * fixinc/genfixes: Remove code to produce machname.h.
4726 * fixinc/fixincl.sh: Move it here instead.
4727 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
4728 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
4729 return a bool indicating whether pz_mn_name_pat is NULL.
4730 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
4731 Declare extern C variables for the ENV_TABLE.
4732 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
4733 instead use the result of mn_get_regexps.
4734 * fixinc/fixtests.c: Likewise.
4736 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
4738 * configure.ac: Do not run fixincludes after stage1 during
4740 * configure: Regenerate.
4742 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
4744 * sched-deps.c (get_condition): Partially revert previous, by never
4745 trying to extract the condition from a condjump.
4747 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
4749 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
4750 (handle_visibility_attribute, c_determine_visibility): Likewise.
4751 * c-common.h (my_friendly_assert): Remove.
4753 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
4755 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
4756 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
4757 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
4758 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
4759 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
4761 2004-08-30 Diego Novillo <dnovillo@redhat.com>
4763 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
4764 in COMPONENT_REF nodes.
4766 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
4769 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
4770 global_dc->warning_as_error_requested.
4771 * diagnostic.c (diagnostic_initialize): Tidy.
4772 * diagnostic.h (diagnostic_context::x_data): Remove
4773 (diagnostic_context::issue_warnings_are_errors_message): Rename
4774 from warnings_are_errors_message.
4775 (diagnostic_context::warning_as_error_requested): New.
4777 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
4779 * sched-deps.c (get_condition): Fix breakage in previous patch.
4781 2004-08-30 Paul Brook <paul@codesourcery.com>
4783 * doc/install.texi: Fix broken mpfr link.
4785 2004-08-29 David O'Brien <obrien@FreeBSD.org>
4787 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
4788 other FreeBSD platforms.
4790 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
4792 * arm.h (REVERSE_CONDITION): Define.
4793 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
4795 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
4797 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
4798 just the codes, call reversed_comparison_code ().
4799 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
4800 (not_reg_cond): Use reversed_comparison_code.
4801 (and_reg_cond): Likewise.
4802 * ifcvt.c (cond_exec_process_if_block): Likewise.
4803 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
4805 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
4807 * sched-deps.c (get_condition): Rewrite using jump support functions.
4808 Use reversed_comparison_code.
4809 (conditions_mutex_p): Use reversed_comparison_code.
4811 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4813 * config/mips/mips.c (override_options): Disable hot/cold partitioning
4816 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4818 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
4819 (mips_function_type): Move to mips.c.
4820 * config/mips/mips.c (mips_builtin_type): New enum.
4821 (builtin_description): Replace code and ftype with builtin_type
4823 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
4824 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
4825 (CODE_FOR_mips_abs_ps): Define.
4826 (mips_bdesc): Use new macros.
4827 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
4828 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
4829 (mips_expand_builtin_direct): New function.
4830 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
4831 builtin. Replace boolean parameter with builtin_type.
4832 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
4833 (mips_expand_4s_compare_builtin): Delete, replacing with...
4834 (mips_expand_builtin_compare): ...this new function.
4836 2004-08-29 Mark Mitchell <mark@codesourcery.com>
4838 PR rtl-optimization/16590
4839 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
4841 2004-08-29 Diego Novillo <dnovillo@redhat.com>
4843 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
4844 * tree-ssa-propagate.c: Fix documentation.
4846 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4848 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
4849 (mov[sd]fcc): Likewise.
4851 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4853 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
4855 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4857 * config/mips/mips.md (divide_condition): New mode attribute.
4858 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
4859 (sqrt[sd]f3): Redefine using SCALARF.
4860 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
4863 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4865 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
4866 (loadx, storex, fmt, UNITMODE): New mode attributes.
4867 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
4868 (mul[sd]f3): Redefine using :SCALARF.
4869 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
4870 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
4871 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
4872 Check TARGET_FUSED_MADD for V2SF too.
4873 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
4875 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
4876 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
4878 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4880 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
4881 V2SF_type_node if it will be needed.
4883 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4885 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
4886 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
4887 (mips_prepare_builtin_target): New function.
4888 (mips_expand_builtin): Use them. Update calls to subroutines.
4889 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
4890 cmp_choice with a boolean argument to select between movt and movf.
4891 Take the comparison's icode as an argument, not the function's fcode.
4892 (mips_expand_compare_builtin): New function. Rename existing function
4893 to mips_expand_scalar_compare_builtin.
4894 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
4895 (mips_expand_ps_compare_builtin): Use the new functions. Take the
4896 comparison's icode as an argument, not the builtin's fcode.
4898 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4900 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
4901 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
4902 registers are false and -1 if all registers are true.
4903 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
4904 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
4905 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
4906 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
4907 (bc1any2t, bc1any2f): Likewise CCV2.
4908 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
4910 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
4912 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
4913 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
4914 UNSPEC rather than an IF_THEN_ELSE.
4915 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
4916 mips_cond_move_tf_ps by name.
4918 2004-08-29 Chao-ying Fu <fu@mips.com>
4919 James E Wilson <wilson@specifixinc.com>
4921 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
4922 8 byte size and alignment. Give CCV4 16 byte size and alignment.
4923 * config/mips/mips-ps-3d.md: New file.
4924 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
4925 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
4926 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
4927 (mips_output_move): Emit "mov.ps" for V2SFmode.
4928 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
4930 (override_options): Check if TARGET_MIPS3D and there was an explicit
4931 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
4932 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
4933 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
4934 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
4935 and allow CCV2 and CCV4 to occupy two and four CC registers.
4936 (print_fcc_operand): New function.
4937 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
4938 %Z to call print_fcc_operand.
4939 (mips_function_value): Handle MODE_VECTOR_FLOAT.
4940 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
4941 (mips_vector_mode_supported_p): New function.
4942 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
4943 (builtin_description): New struct.
4944 (mips_bdesc): New array of struct builtin_description.
4945 (mips_expand_builtin, mips_init_builtins,
4946 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
4947 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
4949 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
4950 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
4951 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
4952 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
4953 "-mips3d", and "-mno-mips3d".
4954 (ASM_SPEC): Map -mips3d to -mips3d in gas.
4955 (EXTRA_CONSTRAINT_Y): New macro.
4956 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
4957 multi-letter constraint 'Y'.
4958 (CONSTRAINT_LEN): New macro.
4959 (enum mips_builtins): New for MIPS builtin functions.
4960 (enum mips_function_type): New for the types of MIPS builtin functions.
4961 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
4962 * config/mips/mips.md: New constants for paired single and MIPS-3D
4963 instructions. Include the new mips-ps-3d.md file.
4964 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
4965 movv2sf_hardfloat_64bit): New named patterns.
4966 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
4967 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
4968 sdxc1_v2sf_di): New unnamed patterns.
4969 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
4970 const_vector support.
4971 (const_0_or_1_operand): New predicate.
4972 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
4974 2004-08-29 Diego Novillo <dnovillo@redhat.com>
4976 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
4977 (tree-ssa-propagate.o): New rule.
4978 (GTFILES): Add tree-ssa-propagate.c.
4979 * tree-flow.h (struct stmt_ann_d): Remove field
4981 * tree-ssa-propagate.c: New file.
4982 * tree-ssa-propagate.h: New file.
4983 * tree-ssa-ccp.c: Re-write to use the routines from
4984 tree-ssa-propagate.c.
4986 2004-08-28 Andrew Pinski <apinski@apple.com>
4988 * tree-ssa-loop.c: Remove extra include of basic-block.h.
4990 2004-08-28 Ziemowit Laski <zlaski@apple.com>
4992 * c-common.h: Update comments about ObjC/ObjC++ entry points.
4993 (objc_is_reserved_word): New prototype.
4994 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
4995 separate section; these are call-backs.
4996 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
4997 ObjC/ObjC++ "@" keywords.
4998 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
4999 prototypes; they already live in c-common.h.
5000 * stub-objc.c: Update copyright notice.
5001 (objc_is_reserved_word): New stub.
5003 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
5005 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
5006 even when not checking.
5008 2004-08-27 Jason Merrill <jason@redhat.com>
5011 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
5012 (gimple_push_cleanup): Add eh_only parm.
5013 (gimplify_target_expr): Pass it.
5014 * c.opt (-fno-threadsafe-statics): New option.
5015 * c-opts.c (c_common_handle_option): Handle it.
5016 * c-common.h (flag_threadsafe_statics): Declare it.
5017 * c-common.c (flag_threadsafe_statics): Record it.
5018 * doc/invoke.texi: Document it.
5019 * tsystem.h (_GNU_SOURCE): Define.
5020 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
5021 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
5022 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
5023 (__gthread_recursive_mutex_init_function): New fn.
5024 (__gthread_recursive_mutex_lock): New fn.
5025 (__gthread_recursive_mutex_trylock): New fn.
5026 (__gthread_recursive_mutex_unlock): New fn.
5027 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
5028 * gthr-win32.h, gthr-vxworks.h: Likewise.
5031 2004-08-27 David Edelsohn <edelsohn@gnu.org>
5033 * config/rs6000/rs6000.c (rs6000_override_options): Increase
5034 maximum skip to 15. Set function alignment, jump alignment, and
5035 loop alignment to 16 for processors that form dispatch groups.
5036 (rs6000_rtx_costs): outer_code is used.
5038 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
5040 * stor-layout.c (sizetype_set): Remove.
5041 (set_sizetype): Don't test or set it.
5043 * tree.h (size_int_type): Remove.
5044 * fold-const.c: Do not #include gt-fold-const.h.
5045 (size_htab_hash, size_htab_eq): Remove.
5046 (size_int_kind): Use build_int_cst.
5047 (new_const, size_htab): Remove.
5048 (size_int_type): Remove.
5049 (round_up): Use build_int_cst.
5050 (round_down): Likewise. Remove spurious constant build.
5052 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
5054 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
5055 Add is_release variable, use it for --enable-werror and
5056 --enable-checking defaults.
5057 * system.h (gcc_assert, gcc_unreachable): New.
5058 * doc/install.texi (--enable-checking): Update.
5059 * configure, config.in: Rebuilt.
5061 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
5063 * rtl.h (read_rtx): Change prototype.
5064 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
5065 line number. Return true on success.
5066 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
5067 callers accordingly.
5069 2004-08-26 Richard Henderson <rth@redhat.com>
5071 * c-typeck.c (build_offsetof): Remove.
5072 * c-tree.h (build_offsetof): Remove.
5073 * c-common.c (fold_offsetof_1, fold_offsetof): New.
5074 * c-common.h (fold_offsetof): Declare.
5075 * c-parse.in (offsetof_base): New.
5076 (offsetof_member_designator): Use it. Build references, not just
5078 (primary): Use fold_offsetof, not build_offsetof.
5080 2004-08-26 Richard Henderson <rth@redhat.com>
5082 * tree.c (staticp): Return the static object.
5083 * tree.h (staticp): Update decl.
5084 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
5085 * langhooks.c (lhd_staticp): Return NULL_TREE.
5086 * langhooks-def.h (lhd_staticp): Update decl.
5087 * c-common.c (c_staticp): Return the static object.
5088 * c-common.h (c_staticp): Update decl.
5090 2004-08-26 Richard Henderson <rth@redhat.com>
5092 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
5095 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
5098 * c-decl.c (struct c_binding): Add type and inner_comp fields.
5099 (bind): Set type and inner_comp fields.
5100 (pop_scope): Restore type of decl to the correct type from an
5101 outer scope. Give error when popping file scope for incomplete
5102 arrays completed incompatibly with default initialization in an
5104 (diagnose_mismatched_decls): Handle externs with initializers at
5106 (pushdecl): Set type of external declaration at block scope based
5107 only on the visible declarations. Save type when changing the
5108 type of a declaration. Merge an external declaration at block
5109 scope with a visible static declaration at file scope.
5110 (implicitly_declare): Give recycled old declaration the new type
5111 except for incompatible declarations of built-in functions, saving
5114 2004-08-26 Ziemowit Laski <zlaski@apple.com>
5116 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
5118 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5120 * tree-alias-common.c (gate_pta): New function.
5121 (pass_build_pta): Use it.
5122 (pass_del_pta): Use it.
5123 (delete_alias_vars): Don't check flag_tree_points_to.
5125 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5127 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
5128 TFmode as additional register mode cloberred by call.
5130 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5132 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
5133 parallel pattern for library call returning DImode in
5136 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5138 * config/rs6000/rs6000.c (function_arg): Generate parallel
5139 pattern for more split args.
5141 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
5143 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
5144 either gen_movdi_di_update or gen_movdi_si_update depending on
5146 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
5147 to generate two versions.
5149 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5151 * Makefile.in (lambda-code.o): New.
5152 (lambda-trans.o): Ditto.
5153 (TREE_DATA_REF_H): Ditto.
5155 (lambda-mat.o): Use LAMBDA_H.
5156 (tree-data-ref.o): Ditto.
5157 * lambda-code.c: New file. Lambda code generation algorithm.
5158 * lambda-trans.c: Ditto. Lambda transformation matrix support.
5159 * lambda.h: Add lambda loop structures.
5160 Add lambda loopnest structures.
5161 Add lambda body vector structure.
5162 Add lambda linear expression structures.
5163 Add prototypes for functions in new files.
5164 * lambda-mat.c: Include tree.h
5166 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
5167 Sebastian Pop <pop@cri.ensmp.fr>
5169 * tree-data-ref.h: Include lambda.h
5170 (free_dependence_relation): Declared here.
5171 (free_dependence_relations): Ditto.
5172 (free_data_refs): Ditto.
5173 * tree-data-ref.c (free_dependence_relation): New function.
5174 (free_dependence_relations): Ditto.
5175 (free_data_refs): Ditot.
5176 (analyze_all_data_dependences): Free datarefs and dependence_relations.
5177 (build_classic_dist_vector): Store in the dependence_relations the
5178 information. Each arc in the dependence_relations graph is labelled
5179 with the distance and direction vectors.
5180 (build_classic_dir_vector): Ditto.
5181 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
5182 Now computes again the whole dependence graph including read-read
5184 (compute_data_dependences_for_loop): Now dependence_relations contains
5185 all the data, and thus it doesn't need to initialize the classic_dir
5186 and classic_dist vectors.
5187 (analyze_all_data_dependences): Adjusted for using the new interface of
5188 compute_data_dependences_for_loop. Remove the statistics dump.
5190 2004-08-26 Bob Wilson <bob.wilson@acm.org>
5192 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
5193 (xtensa_expand_block_move): Update comment.
5194 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
5196 2004-08026 Richard Earnshaw <rearnsha@arm.com>
5199 * toplev.c (crash_signal): If we crashed while emitting
5200 a user asm, then die more gracefully.
5202 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5205 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
5206 checking for a valid constant, regardless of sign.
5208 2004-08-25 Richard Henderson <rth@redhat.com>
5211 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
5212 if the constant satisfies add_operand.
5214 2004-08-25 Richard Henderson <rth@redhat.com>
5217 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
5218 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
5219 unwind info for >16-bit frames.
5221 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
5224 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
5226 2004-08-25 Richard Henderson <rth@redhat.com>
5228 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
5229 (TARGET_CANNOT_FORCE_CONST_MEM): New.
5231 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
5233 * doc/tree-ssa.texi: Document new operand iterator.
5235 2004-08-26 Alan Modra <amodra@bigpond.net.au>
5238 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
5239 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
5242 2005-08-28 Paul Brook <paul@codesourcery.com>
5244 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
5245 -mfpu=vfp -march=armv5t
5246 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
5248 2004-08-25 Richard Henderson <rth@redhat.com>
5250 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5251 * target.h (struct gcc_target): Add scalar_mode_supported_p.
5252 * targhooks.c (default_scalar_mode_supported_p): New.
5253 * targhooks.h (default_scalar_mode_supported_p): Declare.
5254 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
5256 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
5257 before attempting to create types. Tidy.
5258 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
5260 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
5261 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
5263 2004-08-25 Richard Henderson <rth@redhat.com>
5265 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
5266 set REAL_MODE_FORMAT for TFmode.
5268 2004-08-25 Ziemowit Laski <zlaski@apple.com>
5270 * c-decl.c (grokparm): New function.
5271 * c-tree.h (grokparm): New prototype.
5273 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
5275 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
5276 iterator controlling structure.
5277 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
5278 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
5279 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
5281 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
5282 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
5283 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
5284 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
5285 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
5286 Empty operand pointers.
5287 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
5288 (op_iter_next_use): New. Return next use_operand_p.
5289 (op_iter_next_def): New. Return next def_operand_p.
5290 (op_iter_next_tree): New. Return next operands as a tree.
5291 (op_iter_init): New. Initialize an iterator structure.
5292 (op_iter_init_use): New. Initialize structure and get the first use.
5293 (op_iter_init_def): New. Initialize structure and get the first def.
5294 (op_iter_init_tree): New. Initialize structure and get the first tree.
5295 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
5296 (op_iter_init_maydef): New. Initialize structure and get the first
5298 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
5299 * tree-dfa.c (compute_immediate_uses_for_stmt,
5300 redirect_immediate_uses): Use new operand iterator.
5301 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
5302 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
5303 operands instead of using *_disappeared_p routines.
5304 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
5305 ssa_rewrite_stmt): Use new operand iterator.
5306 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5307 rewrite_trees): Use new operand iterator.
5308 * tree-pretty-print.c (dump_vops): Use new operand iterator.
5309 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
5310 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
5311 dump_points_to_info): Use new operand iterator.
5312 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
5313 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
5315 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
5316 propagate_necessity): Use new operand iterator.
5317 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
5318 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
5319 a parameter instead of a stmt_ann_t.
5320 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
5321 build_tree_conflict_graph): Use new operand iterator.
5322 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
5323 rewrite_mem_refs): Use new operand iterator.
5324 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5325 check_loop_closed_ssa_use): Use new operand iterator.
5326 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
5327 * tree-ssanames.c (release_defs): Use new operand iterator.
5328 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
5330 2004-08-25 Adam Nemet <anemet@lnxw.com>
5332 * tlink.c (initial_cwd): New variable.
5333 (tlink_init): Initialize it.
5334 (recompile_files): Use tlink_execute() instead of system(). Don't
5335 duplicate verbose output of collect_execute. Restore initial_cwd.
5336 Update comment before the function.
5338 2004-08-25 Ziemowit Laski <zlaski@apple.com>
5340 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
5341 accept) a cast from one Objective-C pointer type to another.
5343 2004-08-25 Paolo Carlini <pcarlini@suse.de>
5345 * doc/install.texi: Document that libstdc++-v3 requires
5348 2004-08-25 Caroline Tice <ctice@apple.com>
5350 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
5351 to comments at start of function.
5352 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
5354 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5355 merge_blocks_move_predecessor_nojumps,
5356 merge_blocks_move_successor_nojumps, merge_blocks_move,
5357 try_crossjump_to_edge, try_crossjump_bb): Likewise.
5358 * cfglayout.c (fixup_reorder_chain): Likewise.
5359 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5360 cfg_layout_can_merge_blocks_p): Likewise.
5361 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
5362 * passes.c (rest_of_compilation): Update comments for calling
5363 optimization that partitions hot/cold basic blocks.
5364 * doc/invoke.texi: Update documentation of
5365 freorder-blocks-and-partition flag.
5367 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
5369 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
5370 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
5372 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
5374 * config/mips/mips.md (any_shift): New code macro.
5375 (optab, insn): New code attributes.
5376 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
5377 Use the standard rather than internal patterns for the MIPS16
5378 double-shift optimization.
5379 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
5380 Redefine using :GPR and any_shift.
5381 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
5382 to cover all three shifts.
5383 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
5384 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
5385 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
5387 2004-08-24 Geoffrey Keating <geoffk@apple.com>
5389 * gimplify.c (lookup_tmp_var): Separate temporaries when not
5392 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5394 PR libstdc++/17005 (fix for HP-UX 11.11)
5395 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
5396 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
5397 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
5398 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
5399 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
5400 (LINK_SPEC): Handle march=1.0 option.
5401 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
5402 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
5403 (SUBTARGET_OPTIONS): New define.
5404 (LINK_SPEC): Handle march=1.0 option.
5405 (STARTFILE_SPEC): New define.
5406 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
5407 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
5408 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
5409 (SUBTARGET_OPTIONS): New define.
5410 (LINK_SPEC): Handle march=1.0 option.
5411 (STARTFILE_SPEC): New define.
5412 * config/pa/pa.c (override_options): Add code to process -munix= option.
5413 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
5414 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
5416 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
5417 (SUBTARGET_OPTIONS): Provide default define.
5418 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
5419 STANDARD_STARTFILE_PREFIX_2): New defines.
5420 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
5421 (ENDFILE_SPEC): Use %O.
5422 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
5423 Mention issue caused by changing namespace and runtime to UNIX 95/98.
5424 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
5425 Document -munix=std option.
5427 2004-08-25 Steven Bosscher <stevenb@suse.de>
5429 * cse.c (cse_around_loop, cse_check_loop_start,
5430 cse_set_around_loop): Remove.
5431 (cse_basic_block): Remove the around_loop argument.
5432 (cse_end_of_basic_block): Remove the after_loop argument.
5433 (cse_main): Likewise.
5434 * rtl.h (cse_main): Update prototype.
5435 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
5436 rest_of_handle_gcse): Update cse_main calls.
5438 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
5440 * tree.h (build_int_cst): New, sign extended constant.
5441 (build_int_cstu): New, zero extended constant.
5442 (build_int_cst_wide): Renamed from build_int_cst.
5443 * tree.c (build_int_cst, build_int_cstu): New.
5444 (build_int_cst_wide): Renamed from build_int_cst.
5445 (make_vector_type, build_common_tree_nodes,
5446 build_common_tree_nodes_2): Adjust build_int_cst calls.
5447 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
5448 expand_builtin_strpbrk, expand_builtin_fputs,
5449 build_string_literal, expand_builtin_printf,
5450 expand_builtin_sprintf, fold_builtin_classify_type,
5451 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
5452 fold_builtin_toascii, fold_builtin_isdigit,
5453 simplify_builtin_strstr, simplify_builtin_strpbrk,
5454 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
5455 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
5456 DEF_ATTR_INT): Likewise.
5457 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
5459 * c-lex.c (interpret_integer, lex_charconst): Likewise.
5460 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
5461 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5462 * c-typeck.c (really_start_incremental_init, push_init_level,
5463 set_nonincremental_init_from_string): Likewise.
5464 * calls.c (load_register_parameters): Likewise.
5465 convert.c (convert_to_pointer): Likewise.
5466 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
5467 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
5468 build_gcov_info): Likewise.
5469 * except.c (init_eh, assign_filter_values): Likewise.
5470 * expmed.c (store_fixed_bit_field, extract_bit_field,
5471 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
5472 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
5473 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
5474 * expr.c (convert_move, emit_group_load, emit_group_store,
5475 expand_assignment, store_constructor, store_field,
5476 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
5477 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
5478 invert_truthvalue, optimize_bit_field_compare,
5479 decode_field_reference, all_ones_mask_p, constant_boolean_node,
5480 fold_div_compare, fold, fold_read_from_constant_string,
5481 fold_negate_const, fold_abs_const, fold_not_const, round_up,
5482 round_down): Likewise.
5483 * function.c (assign_parm_setup_block): Likewise.
5484 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
5486 * stor-layout.c (layout_type, initialize_sizetypes,
5487 set_min_and_max_values_for_integral_type): Likewise.
5488 * tree-chrec.c (chrec_fold_multiply_poly_poly,
5489 reset_evolution_in_loop): Likewise.
5490 * tree-chrec.h (build_polynomial_chrec): Likewise.
5491 * tree-complex.c (build_replicated_const): Likewise.
5492 * tree-eh.c (honor_protect_cleanup_actions,
5493 lower_try_finally_onedest, lower_try_finally_copy,
5494 lower_try_finally_switch): Likewise.
5495 * tree-mudflap.c (mf_build_string, mx_register_decls,
5496 mudflap_register_call, mudflap_enqueue_constant): Likewise.
5497 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
5498 * tree-pretty-print.c (dump_generic_node): Likewise.
5499 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
5501 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
5502 * tree-ssa-loop-niter.c (number_of_iterations_cond,
5503 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
5505 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
5506 canonicalize_loop_induction_variables): Likewise.
5507 * tree-vectorizer.c (vect_create_index_for_array_ref,
5508 vect_transform_loop_bound, vect_compute_data_ref_alignment):
5511 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
5512 alpha_gimplify_va_arg_1): Likewise.
5513 * config/arm/arm.c (arm_get_cookie_size): Likewise.
5514 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
5515 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5516 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5517 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
5518 mips_gimplify_va_arg_expr): Likewise.
5519 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5520 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
5521 add_compiler_branch_island): Likewise.
5522 * config/s390/s390.c (s390_va_start): Likewise.
5523 * config/sh/sh.c (sh_va_start): Likewise.
5524 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
5526 * config/xtensa/xtensa.c (xtensa_va_start,
5527 xtensa_gimplify_va_arg_expr): Likewise.
5529 * objc/objc-act.c (build_objc_string_object,
5530 build_objc_symtab_template, init_def_list, init_objc_symtab,
5531 init_module_descriptor, generate_static_references,
5532 build_selector_translation_table, get_proto_encoding,
5533 build_typed_selector_reference, build_selector_reference,
5534 build_next_objc_exception_stuff,
5535 build_method_prototype_list_template, generate_descriptor_table,
5536 generate_protocols, build_protocol_initializer,
5537 build_ivar_list_template, build_method_list_template,
5538 build_ivar_list_initializer, generate_ivars_list,
5539 generate_dispatch_table, generate_protocol_list,
5540 build_category_initializer, build_shared_structure_initializer,
5541 generate_shared_structures, handle_impent,
5542 generate_objc_image_info): Likewise.
5544 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
5546 * cfglayout.c (duplicate_insn_chain): Remove references to
5547 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
5548 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
5549 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
5550 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
5551 and NOTE_INSN_LOOP_CONT.
5552 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
5553 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
5554 and NOTE_INSN_LOOP_CONT.
5555 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
5556 check_dbra_loop, loop_dump_aux): Remove references to removed notes
5558 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
5559 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
5560 references to removed notes and fields.
5561 (subtract_reg_term, ujump_to_loop_cont): Remove.
5563 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
5565 * doc/install.texi: Document that libcpp does not require
5566 Automake any longer. Document that Automake 1.9.1 should
5569 2004-08-25 Zack Weinberg <zack@codesourcery.com>
5571 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
5572 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
5573 DWARF_DEBUGGING_INFO from choice-of-definition chain;
5574 restructure using C89 features (#elif, #error).
5575 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
5576 * config/sh/sh.h: Remove references to DWARF_DEBUG.
5577 * doc/invoke.texi: Remove references to DWARF version 1;
5578 clarify why -gdwarf-2<n> doesn't work.
5580 2004-08-25 Zack Weinberg <zack@codesourcery.com>
5582 * basic-block.h (BB_SET_PARTITION): Clear old value first.
5583 * cfg.c (clear_bb_flags): Don't clear partition setting.
5584 * ifcvt.c (find_if_case_1): Remove ??? comment.
5586 2004-08-25 Alan Modra <amodra@bigpond.net.au>
5589 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
5590 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5591 current_function_stdarg in place of sysv_varargs_p.
5592 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
5595 2004-08-24 Richard Henderson <rth@redhat.com>
5598 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
5599 random codes within CONST.
5601 2004-08-24 James E Wilson <wilson@specifixinc.com>
5603 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
5604 -freorder-blocks-and-partition.
5606 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5609 * tree-ssa-threadupdate.c (redirection_data): Make static.
5610 (thread_block): Use ggc_alloc_cleared to allocate struct
5611 redirection_data. Don't free elements in redirection_data.
5613 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5615 * config/mips/predicates.md (small_data_pattern): Match prefetches.
5617 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5619 PR tree-optimization/17016
5620 * tree-ssa-loop-niter.c (number_of_iterations_cond,
5621 number_of_iterations_exit): Use POINTER_TYPE_P instead
5622 of testing for POINTER_TYPE.
5624 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5626 * tree-ssa-loop-ivcanon.c: New file.
5627 * tree-ssa-loop-manip.c (create_iv): New function.
5628 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
5629 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
5630 * cfgloop.c (mark_single_exit_loops): New function.
5631 (verify_loop_structure): Verify single-exit loops.
5632 * cfgloop.h (struct loop): Add single_exit field.
5633 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
5634 (mark_single_exit_loops): Declare.
5635 (tree_num_loop_insns): Declare.
5636 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
5637 (duplicate_loop_to_header_edge): Use it.
5638 * common.opt (fivcanon): New flag.
5639 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
5640 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
5641 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
5642 (bsi_insert_on_edge_immediate): New function.
5643 * tree-flow.h (bsi_insert_on_edge_immediate,
5644 canonicalize_induction_variables, tree_unroll_loops_completely,
5645 create_iv): Declare.
5646 * tree-optimize.c (init_tree_optimization_passes): Add
5647 pass_iv_canon and pass_complete_unroll.
5648 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
5649 * tree-scalar-evolution.c (get_loop_exit_condition,
5650 get_exit_conditions_rec, number_of_iterations_in_loop,
5651 scev_initialize): Use single_exit information.
5652 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
5653 missing assumptions.
5654 (loop_niter_by_eval): Return number of iterations as unsigned
5656 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
5657 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
5658 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
5660 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
5661 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
5662 the defining statement is ready.
5663 * tree-vectorizer.c (vect_create_iv_simple): Removed.
5664 (vect_create_index_for_array_ref, vect_transform_loop_bound):
5666 (vect_transform_loop_bound): Use single_exit information.
5667 (vect_analyze_loop_form): Cleanup bogus tests.
5668 (vectorize_loops): Do not call flow_loop_scan.
5669 * tree.h (may_negate_without_overflow_p): Declare.
5670 * fold-const.c (may_negate_without_overflow_p): Split out from ...
5671 (negate_expr_p): ... this function.
5672 (tree_expr_nonzero_p): Handle overflowed constants correctly.
5673 * doc/invoke.texi (-fivcanon): Document.
5674 * doc/passes.texi: Document canonical induction variable creation.
5676 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5678 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
5679 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
5680 using the mode of the operand to decide between them.
5681 * config/mips/mips.md (MOVECC): New mode macro.
5682 (ccreg): New mode attribute.
5683 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
5684 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
5685 (mov[sd]icc): Redefine using :GPR.
5687 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5689 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
5690 (mips_prefetch_cookie): New function.
5691 * config/mips/mips.c (print_operand_address): Fix handling of
5693 (mips_emit_prefetch): Delete.
5694 (mips_prefetch_cookie): New function.
5695 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
5696 mode of QImode for the address_operand. Use mips_prefetch_cookie
5697 to calculate the first "pref" operand.
5698 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
5699 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
5701 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
5703 * arm.md: Include predicates.md.
5704 * predicates.md: New file.
5705 * arm.c (s_register_operand, arm_hard_register_operand)
5706 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
5707 (arm_immediate_operand, arm_neg_immediate_operand)
5708 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
5709 (arm_add_operand, arm_addimm_operand, arm_not_operand)
5710 (offsettable_memory_operand, alignable_memory_operand)
5711 (arm_reload_memory_operand, arm_float_rhs_operand)
5712 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
5713 (index_operand, shiftable_operator, logical_binary_operator)
5714 (shift_operator, equality_operator, arm_comparison_operator)
5715 (minmax_operator, cc_register, dominant_cc_register)
5716 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
5717 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
5718 (const_shift_operand, load_multiple_operation)
5719 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
5720 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
5721 (cirrus_register_operand, cirrus_fp_register)
5722 (cirrus_shift_const): Delete, replaced with equivalents in
5724 (shift_op): Handle ROTATE.
5725 * arm-protos.h: Delete declarations for above.
5726 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
5727 * t-arm (MD_INCLUDES): Add predicates.md.
5728 (s-preds): Depends on MD_INCLUDES.
5730 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5732 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
5733 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
5734 patterns. Redefine using :GPR. Give the match_operator a mode.
5735 Use '%2' rather than '%z2' for operand 2.
5737 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5739 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
5742 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5744 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
5745 of internal patterns.
5746 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
5748 (tablejump): Use expand_binop to calculate address. Adjust names
5749 of internal patterns.
5750 (tablejump[sd]i): Renamed from tablejump_internal[12].
5752 (tablejump_mips16[12]): Delete.
5754 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5756 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
5757 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
5758 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
5759 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
5760 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
5762 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
5764 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
5765 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
5767 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
5768 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
5769 (*branch_equality[sd]i_inverted): Likewise
5770 branch_equality{,_di}_inverted.
5771 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
5772 Redefine using :GPR.
5774 2004-08-24 Zack Weinberg <zack@codesourcery.com>
5776 * rtl.def: Reorganize, placing all codes used only in machine
5777 descriptions at the end.
5779 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
5780 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
5781 rtx_name, rtx_format arrays by direct reference to rtl.def,
5782 first undefining GENERATOR_FILE. Define enum insn_note and
5783 note_insn_name array by direct reference to insn-notes.def.
5784 (adjust_field_rtx_def): Remove local definition of rtx_name.
5785 Use symbolic names for insn notes.
5786 * Makefile.in (gengtype.o): Update dependencies.
5788 2004-08-24 Zack Weinberg <zack@codesourcery.com>
5790 * basic-block.h (struct basic_block_def): Reorder fields to
5791 eliminate interior padding. Remove 'partition' field.
5792 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
5793 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
5794 (BB_COPY_PARTITION): New macros.
5795 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
5796 Replace all references to the 'partition' field of a basic
5797 block with new macros.
5799 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
5800 * final.c (final_scan_insn): Don't handle it.
5801 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
5802 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
5803 * sched-rgn.c (sched_is_disabled_for_current_region_p):
5804 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
5806 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
5808 * c-decl.c (c_init_decl_processing): Adjust
5809 build_common_tree_nodes call.
5810 * expmed.c (const_mult_add_overflow_p): Use
5811 build_distinct_type_copy.
5812 * stor-layout.c (early_type_list): Remove.
5813 (layout_type): Don't append to early_type_list.
5814 (initialize_sizetypes): Add signed_p argument.
5815 (set_sizetype): Overwrite the stub type nodes directly.
5816 * tree.c (copy_node_stat): Clear a type's value cache here ...
5817 (build_distinct_type): ... not here.
5818 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
5819 * tree.h (initialize_sizetypes): Add signed_p argument.
5820 (build_common_tree_nodes): Likewise.
5822 * objc/objc-act.c (get_static_reference): Use
5823 build_variant_type_copy.
5824 (get_protocol_reference): Likewise.
5825 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
5827 2004-08-24 Richard Henderson <rth@redhat.com>
5828 Andrew Pinski <apinski@apple.com>
5830 * gimplify.c (gimplify_array_ref_to_plus): Delete.
5831 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
5834 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
5835 ARRAY_REF also to get to the STRING_CST.
5837 2004-08-24 Paul Brook <paul@codesourcery.com>
5839 * config/arm/arm.c (arm_override_options): Update error message.
5840 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
5841 TARGET_HARD_FLOAT_ABI.
5842 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
5843 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
5845 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5848 * config/m32r.md (movsi_sda): Add SI mode specification to
5851 2004-08-24 Nick Clifton <nickc@redhat.com>
5853 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
5854 of seth_add3_operand.
5856 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
5858 * Makefile.in (PROTO_OBJS): Add errors.o.
5859 * protoize.c (fancy_abort): Remove.
5860 * mips-tfile.c (fancy_abort): Add parameters.
5862 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
5864 * doc/trouble.texi (C++ misunderstandings): Fix example code.
5866 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
5868 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
5869 (host-default.o): Add dependency on HOOKS_H.
5870 * config/x-linux: Likewise.
5871 * config/x-solaris: Likewise.
5872 * config/i386/x-mingw32: Likewise.
5873 * config/rs6000/x-darwin: Likewise.
5875 2004-08-23 James E Wilson <wilson@specifixinc.com>
5877 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
5880 2004-08-23 Mark Mitchell <mark@codesourcery.com>
5883 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
5885 2004-08-23 Diego Novillo <dnovillo@redhat.com>
5887 * cfg.c (check_bb_profile): Fix typos.
5888 * function.c (assign_parm_is_stack_parm): Likewise.
5889 * tree-nested.c: Likewise.
5891 2004-08-23 Daniel Jacobowitz <dan@debian.org>
5893 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
5895 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
5897 2004-08-23 Eric Christopher <echristo@redhat.com>
5899 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
5900 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
5901 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
5903 * hooks.h: Include machmode.h.
5904 (hook_bool_mode_false): Declare.
5905 * hooks.c (hook_bool_mode_false): Define.
5906 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
5907 * stor-layout.c (layout_type): Ditto.
5908 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
5909 Define to target macro.
5910 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
5911 * config/arm/arm.c: Ditto. Use.
5912 * config/arm/arm.h: Ditto.
5913 * config/arm/arm-protos.h: Ditto.
5914 * config/i386/i386.c: Ditto.
5915 * config/i386/i386.h: Ditto.
5916 * config/rs6000/rs6000.c: Ditto.
5917 * config/rs6000/rs6000.h: Ditto.
5918 * config/sh/sh.c: Ditto.
5919 * config/sh/sh.h: Ditto.
5920 * config/sh/sh-protos.h: Ditto.
5921 * config/sh/sh.md: Use.
5922 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
5923 to TARGET_VECTOR_MODE_SUPPORTED_P.
5925 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
5927 * Makefile.in (BUILD_ERRORS): Set to build-errors.
5928 (errors.o): New target for host.
5929 (build-errors.o): New target for build.
5930 (genobjs): Replace errors.o with build-errors.
5931 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
5932 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
5933 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
5934 (fix-header.o): Add errors.h
5935 * collect2.c (fancy_abort): Add parameters.
5936 * collect2.h (fancy_abort): Don't declare.
5937 * errors.h (fancy_abort): Don't declare.
5938 * errors.c: Include either bconfig.h or config.h.
5939 (fancy_abort): Trim filename.
5940 * fix-header.c (v_fatal, fatal): Remove.
5941 (progname): Remove definition.
5942 (main): Set progname here.
5943 * gcc.c (fancy_abort): Add parameters.
5944 * gcc.h (fancy_abort): Remove declaration.
5945 * gcov.c (fancy_abort): Remove.
5946 * rtl.h (fancy_abort): Don't declare.
5947 (abort): Don't define.
5948 * tree.h (fancy_abort): Don't declare.
5949 (abort): Don't define.
5950 * system.h (fancy_abort): Declare.
5951 (abort): Define to fancy_abort.
5952 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
5954 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
5955 (usize_type, ubitsizetype): Remove.
5956 * stor-layout.c (set_sizetype): Don't initialize usizetype,
5958 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
5960 * tree.h (build_distinct_type_copy): New.
5961 (build_type_copy): ... here. Rename to ...
5962 (build_variant_type_copy): ... here.
5963 * tree.c (build_qualified_type): Rename build_type_copy call.
5964 (build_distinct_type_copy): New, broken out of ...
5965 (build_type_copy): ... here. Rename to ...
5966 (build_variant_type_copy): ... here. Use
5967 build_distinct_type_copy.
5968 (build_common_tree_nodes_2): Rename build_type_copy call.
5969 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
5971 (handle_packed_attribute, handle_unused_attribute,
5972 handle_transparanet_union_attribute, handle_aligned_attribute,
5973 handle_deprecated_attribute): Likewise.
5974 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
5976 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
5977 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
5978 build_distinct_type_copy.
5980 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
5982 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
5985 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
5987 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
5989 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
5990 formerly unnamed patterns. Redefine using :P for the address. Remove
5991 explicit length attributes.
5993 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5995 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
5997 (single_reachable_address): Use them.
5998 (schedule_sm): Add dump.
5999 (is_call_clobbered_ref): New function.
6000 (determine_lsm_reg): Check whether the reference is call clobbered.
6001 Only work for gimple_reg_type values.
6003 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6005 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
6006 $31 store insns. Redefine using :GPR.
6008 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6010 * config/mips/mips.md (P): New mode macro.
6011 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
6012 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
6013 Add mode attributes.
6015 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6017 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
6018 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
6019 later constants to cover the gap.
6020 (load, store): New mode attributes.
6021 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
6022 Use new unspec constants.
6024 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6026 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
6027 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
6028 to use register_operand rather than uns_arith_operand as the predicate
6029 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
6030 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
6031 Redefine using :GPR. Make same predicate change here. Extend the
6032 commutativity of operands 1 and 2 from the SImode version to the
6034 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
6035 but with no predicate changes.
6036 (*nor[sd]i3): Redefine using :GPR.
6038 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6040 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
6043 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6045 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
6046 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
6047 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
6048 rather than "%z2" (with a fake const0_rtx for operand 2).
6049 (ffs[sd]i2): Redefine using :GPR.
6050 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
6052 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6054 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
6056 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6058 * config/mips/mips.md (any_extend): New code macro.
6059 (u, su): New code attributes.
6060 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
6061 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
6062 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
6063 (*{s,u}mul_acc_di): Redefine using any_extend.
6064 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
6065 to reflect real insn names.
6066 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
6067 with an any_extend template.
6068 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
6071 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6073 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
6074 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
6075 (mul[sd]i3_r4000): Redefine using :GPR.
6076 (mulsi3_mult3): Don't check TARGET_MAD separately.
6077 (muldi3_mult3): Moved after mulsi_mult3.
6079 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6081 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
6082 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
6083 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
6084 (TARGET_GAS, TARGET_MIPS_AS): Delete.
6085 (TARGET_GPWORD): Define to true for n32 on IRIX.
6086 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
6087 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
6088 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
6089 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
6090 (MDEBUG_ASM_SPEC): Delete, folding into...
6091 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
6092 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
6093 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
6094 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
6095 to define asm_abi_default_spec.
6096 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
6097 (TARGET_ASM_SELECT_SECTION): Delete.
6098 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
6099 for non-mips16 code, removing previous workaround for SGI assemblers.
6100 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
6101 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
6102 (override_options): Remove !TARGET_GAS and !have_named_sections code.
6103 (print_operand): Fold TARGET_GAS conditionals into asm strings.
6104 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
6105 ASM_STABS_OP and ASM_STABN_OP.
6106 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
6107 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
6108 (mips_output_function_prologue): Remove !TARGET_GAS code.
6109 (mips_select_rtx_section): Remove !have_named_sections code.
6110 (mips_select_section): Delete.
6111 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
6112 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
6113 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
6114 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
6115 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
6116 * config/mips/windiss.h (ASM_SPEC): Likewise.
6118 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6120 * read-rtl.c (map_value, mapping, macro_group): New structures.
6121 (BELLWETHER_CODE): New macro.
6122 (modes, codes, bellwether_codes): New variables.
6123 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
6124 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
6125 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
6126 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
6127 (add_map_value, initialize_macros): New functions.
6128 (def_hash, def_hash_eq_p): Generalize to anything that points to,
6129 or starts with, a char * field.
6130 (find_macro, read_mapping, check_code_macro): New functions.
6131 (read_rtx_1): New, split out from read_rtx. Handle the new
6132 define_{mode,code}_{macro,attr} constructs. Use find_macro
6133 to parse the name of a code or mode. Use BELLWETHER_CODE to
6134 extract the format and to choose a suitable code for rtx_alloc.
6135 Modify recursive invocations to use read_rtx_1.
6136 (read_rtx): Call initialize_macros. Apply code and mode macros
6137 to the rtx returned by read_rtx_1. Cache everything after the
6138 first macro expansion for subsequent read_rtx calls.
6139 * doc/md.texi: Document new .md constructs.
6140 * config/mips/mips.md (GPR): New mode macro.
6141 (d, si8_di5): New mode attributes.
6142 (any_cond): New code macro.
6143 (add[sd]i3): Redefine using :GPR.
6144 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
6145 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
6146 previously unnamed MIPS16 patterns.
6147 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
6148 lines. Don't match (plus (const_int 0) ...).
6149 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
6150 Use a define_split to generate the addition.
6151 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
6152 (subsi3_internal): Delete.
6153 (*subsi3_extended): Renamed from subsi3_internal_2.
6154 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
6155 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
6156 using an any_cond template.
6158 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6160 * read-rtl.c (read_rtx): Tidy use of format_ptr.
6162 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
6164 * read-rtl.c (string_obstack): New file-scope variable.
6165 (read_string, read_quoted_string, read_braced_string)
6166 (read_escape): Remove obstack parameter and use string_obstack instead.
6167 (read_rtx): Remove function-local rtl_obstack and initialize
6168 string_obstack instead. Update call to read_string.
6170 2004-08-22 Andrew Pinski <apinski@apple.com>
6173 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
6174 expression is not constant.
6175 (c_finish_return): Do not go through INDIRECT_REF when looking
6176 for the inner expression of an ADDR_EXPR for warning about.
6178 2004-08-22 Richard Henderson <rth@redhat.com>
6181 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
6182 create new blocks and fall through.
6183 (expand_gimple_basic_block): Update to match.
6185 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
6187 * reload.c (find_reloads_address): Make return value tri-state.
6188 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
6189 (find_reloads): Assume that reloaded addresses match 'o' or
6190 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
6191 returned 1 (not -1). Omit optional reloads for address operands
6192 only if find_reloads_address returned 1 (not -1).
6194 * config/s390/s390.c (legitimize_reload_address): New function.
6195 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
6196 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
6197 legitimize_reload_address.
6199 2004-08-22 Richard Hendersion <rth@redhat.com>
6201 * tree.h (SAVE_EXPR_RESOLVED_P): New.
6202 * gimplify.c (gimplify_save_expr): Use it.
6203 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
6204 on the temporary variable.
6206 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6208 * fold-const.c (rtl_expr_nonnegative_p): Delete.
6209 * tree.h (rtl_expr_nonnegative_p): Remove.
6211 2004-08-22 Steven Bosscher <stevenb@suse.de>
6213 * config/i386/ppro.md (ppro_complex_insn): Add missing check
6214 for cpu==pentiumpro.
6216 * combine.c (struct reg_stat): Fix comment typo.
6218 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
6220 * c-tree.h (c_sizeof_nowarn): Remove.
6222 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
6224 * c-decl.c (set_array_declarator_type): Rename to
6225 set_array_declarator_inner.
6226 (build_c_parm, build_attrs_declarator, build_function_declarator):
6228 (make_pointer_declarator): Call build_attrs_declarator.
6229 * c-tree.h (set_array_declarator_type): Rename to
6230 set_array_declarator_inner.
6231 (build_c_parm, build_attrs_declarator, build_function_declarator):
6233 * c-parse.in (after_type_declarator,
6234 parm_declarator_starttypename, parm_declarator_nostarttypename,
6235 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
6236 firstparm): Use these functions
6238 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
6240 * c-decl.c (build_array_declarator, set_array_declarator_type,
6241 start_decl, grokdeclarator, grokparms): Change boolean parameters
6243 * c-tree.h (build_array_declarator, set_array_declarator_type,
6244 start_decl): Update prototypes.
6245 * c-decl.c, c-parse.in: All callers changed.
6247 2004-08-21 Mike Stump <mrs@apple.com>
6249 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
6250 (darwin_fix_and_continue): Likewise.
6251 (darwin_fix_and_continue_switch): Likewise.
6252 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
6253 (darwin_fix_and_continue): Likewise.
6254 (darwin_fix_and_continue_switch): Likewise.
6256 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
6259 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
6260 Remove, merging into ...
6261 (gen_stdcall_or_fastcall_suffix): New function, returning tree
6262 rather than const char*, and accepting additional parameter.
6263 Don't add suffix to '*'-prefixed symbols or variadic functions.
6264 (i386_pe_encode_section_info): Adjust for call to new function.
6265 Call change_decl_assembler_name.
6267 2004-08-20 Mike Stump <mrs@apple.com>
6269 * config/darwin.c (machopic_indirect_data_reference): Mark
6271 * config/386/386.c (darwin_local_data_pic): Add.
6272 (legitimate_constant_p): Reorder so that PLUS handling runs
6273 before darwin_local_data_pic to match the ordering in
6274 legitimate_pic_address_disp_p and so that MINUS runs after
6275 darwin_local_data_pic as otherwise the darwin_local_data_pic
6276 logic can be skipped, which would be very bad.
6277 (legitimate_pic_address_disp_p): Move from from here to
6278 darwin_local_data_pic so it can be reused.
6280 2004-08-21 Alan Modra <amodra@bigpond.net.au>
6282 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
6283 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
6284 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
6285 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
6286 (RS6000_ABI_NAME): Define as "linux".
6287 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
6288 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
6289 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
6290 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
6291 * config/rs6000/rs6000.c (dot_symbols): New global var.
6292 (rs6000_output_function_entry): New function, modified for
6294 (print_operand <case 'z'>): ..extracted from here.
6295 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
6296 (rs6000_output_function_epilogue): Likewise.
6297 (rs6000_elf_declare_function_name): Likewise.
6298 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
6299 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
6300 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
6301 * configure: Regenerate.
6302 * config.in: Regenerate.
6304 2004-08-20 Mark Mitchell <mark@codesourcery.com>
6306 * reload.c (find_reloads_address): Fix thinko in previous change.
6308 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
6311 2004-08-20 Jakub Jelinek <jakub@redhat.com>
6313 PR rtl-optimization/17099
6314 * combine.c (force_to_mode): Check if inner_mask has any bits set
6315 outside of GET_MODE (x) instead of op_mode.
6317 2004-08-20 Mark Mitchell <mark@codesourcery.com>
6319 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
6321 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
6322 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
6323 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
6325 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
6327 * config/arm/t-symbian: New file.
6329 2004-08-20 Andrew Pinski <apinski@apple.com>
6331 * regrename.c (kill_value_regno): ANSIfy.
6333 2004-08-20 Dale Johannesen <dalej@apple.com>
6335 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
6337 2004-08-20 Daniel Jacobowitz <dan@debian.org>
6339 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
6340 (kill_value_regno): New function, derived from kill_value.
6341 (kill_value): Update.
6342 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
6344 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
6346 Fix PR tree-optimization/17111
6347 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
6348 of non-value_handles.
6349 (bitmap_set_contains): All constants are in every set.
6351 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
6353 * fold-const.c (round_up, round_down): Use build_int_cst.
6354 Optimize common case.
6356 2004-08-20 Zack Weinberg <zack@codesourcery.com>
6357 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6359 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
6360 one_only_data_section): Rename to som_readonly_data_section,
6361 som_one_only_readonly_data_section and som_one_only_data_section.
6362 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
6363 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
6364 conditional defines.
6365 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
6366 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
6368 (pa_select_section): Use renamed section functions.
6369 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
6370 SOM_READONLY_DATA_SECTION_FUNCTION,
6371 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
6372 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
6374 * config/pa/som.h: ... not here.
6375 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
6376 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
6377 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
6378 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
6379 (READONLY_DATA_SECTION): Use som_readonly_data_section.
6381 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
6383 * fold-const.c (int_const_binop): Don't generate non-overflowing
6384 size-types specially.
6385 (fold_convert_const): Likewise.
6387 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
6388 clear cache on copied sizetype.
6390 2004-08-20 Ben Elliston <bje@au.ibm.com>
6392 * configure.ac: Don't escape apostrophe in --enable-coverage help.
6393 * configure: Regenerate.
6395 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
6398 * gcc.c (struct stat input_stat): Don't define if
6399 HOST_LACKS_INODE_NUMBERS
6400 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
6401 than stat to determine if temp file is same as input file.
6402 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
6403 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
6405 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
6407 * configure.ac (mips*-*-*): Print an error if not using GAS.
6408 * configure: Regenerated.
6409 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
6410 comments about buggy MIPSpro assemblers.
6411 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
6412 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
6413 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
6414 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
6415 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
6416 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
6417 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
6418 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
6419 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
6420 of more general IRIX 6 definitions.
6421 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
6422 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
6423 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
6424 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
6425 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
6426 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
6427 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
6428 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
6429 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
6430 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
6431 (LINK_SPEC): Move most of definition to iris.h.
6432 (SUBTARGET_LINK_SPEC): New macro.
6433 (IRIX_STARTFILE_SPEC): Fold into...
6434 (STARTFILE_SPEC): ...here.
6435 (IRIX_ENDFILE_SPEC): Fold into...
6436 (ENDFILE_SPEC): ...here.
6437 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
6438 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
6439 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
6440 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
6441 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
6442 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
6443 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
6444 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
6445 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
6446 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
6447 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
6448 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
6449 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
6450 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
6451 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
6452 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
6453 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
6454 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
6455 (TARGET_IRIX6): Define to 1.
6456 (DRIVER_SELF_SPECS): Define.
6457 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
6458 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
6459 (SUBTARGET_LINK_SPEC): New macro.
6460 (IRIX_STARTFILE_SPEC): Fold into...
6461 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
6462 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
6463 (LIB_SPEC, LIBGCC_SPEC): Use them.
6464 (LIB_SPEC): Remove !mabi=* case.
6465 (IRIX_ENDFILE_SPEC): Fold into...
6466 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
6467 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
6468 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
6469 (TARGET_IRIX6): New macro.
6470 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
6471 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
6472 (LABEL_AFTER_LOC): Delete.
6473 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
6474 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
6475 (mips_build_builtin_va_list): Check TARGET_IRIX6.
6476 (override_options): Remove TARGET_SGI_O32_AS-related code.
6477 (irix_output_external_libcall): Make static.
6478 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
6480 (mips_file_start): Tidy guard for ABI sections. Remove use of
6481 ABICALLS_ASM_OP; use .abicalls instead.
6482 (mips_output_aligned_decl_common, mips_declare_object_name)
6483 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
6484 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
6485 .globl foo .text directives.
6486 (irix_asm_named_section_1, irix_asm_named_section)
6487 (irix_section_align_entry, irix_section_align_htab)
6488 (irix_orig_asm_out_file, irix_section_align_entry_eq)
6489 (irix_section_align_entry_hash, irix_asm_output_align)
6490 (irix_file_start, irix_section_align_1, copy_file_data)
6491 (irix_file_end, irix_section_type_flags): Delete.
6492 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
6493 Use standard section syntax. Remove protective "jr $31".
6494 (__gcc_fini): Likewise .gcc_fini.
6495 * config/mips/irix-crtn.asm: Adjust sections accordingly.
6496 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
6498 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
6500 (EXTRA_MULTILIB_PARTS): Define.
6501 * config/mips/t-iris6: Remove bogus comment.
6502 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
6503 * config/mips/iris5gas.h, config/mips/iris5gld.h,
6504 config/mips/iris6gas.h, config/mips/iris6gld.h,
6505 config/mips/t-iris5-as, config/mips/t-iris5-gas
6506 config/mips/t-irix-gld: Delete.
6507 * config/mips/iris.h: New file.
6508 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
6510 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
6512 * postreload.c (reload_cse_move2add): Allow any condjump, but check
6513 that the implicit set isn't clobbered in the jump insn.
6515 2004-08-19 Mark Mitchell <mark@codesourcery.com>
6517 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
6518 * optabs.c (init_optabs): Don't check it.
6519 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
6520 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
6522 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
6524 * config/s390/s390.md (s390_warn_framesize_string)
6525 (s390_warn_dynamic_string, s390_stack_size_string)
6526 (s390_stack_guard_string): New global string variables.
6527 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
6528 (s390_stack_guard): New global variables.
6529 (override_options): Added checks for the new options.
6530 (s390_emit_prologue): Emit stack check and trap code and perform
6531 compile time stack size checking.
6533 * config/s390/s390.h (TARGET_OPTIONS): Added new options
6534 "warn-framesize", "warn-dynamicstack", "stack-size" and
6537 * doc/invoke.texi: Added documentation for the new options.
6539 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
6541 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
6542 to eliminate warning.
6543 (linear_search_fdes): Declare p as unsigned.
6544 (binary_search_mixed_encoding_fdes): Likewise.
6545 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
6546 to eliminate warning.
6547 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
6550 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
6552 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
6553 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
6554 instead of one. Check for strictly legitimate address.
6555 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
6556 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
6558 2004-08-19 Eric Christopher <echristo@redhat.com>
6560 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
6561 * langhooks.h (unsave_expr_now): Ditto.
6562 * tree.h (unsave_expr_1): Remove prototype.
6563 (lhd_unsave_expr_now): Rename to unsave_expr_now.
6564 * tree-inline.c (unsave_expr_1): Move here
6565 from tree.c. Make static.
6566 (unsave_expr_now): Rename from lhd_unsave_expr_now.
6567 * tree-sra.c: Fix up for rename.
6568 * tree-ssa-copy.c: Ditto.
6570 * tree.c (unsave_expr_1): Move to tree-inline.c.
6572 2004-08-19 Caroline Tice <ctice@apple.com>
6574 * config/i386/cygming.h (switch_to_section): Fix typo (change
6575 in_unlikely_text_section to in_unlikely_executed_text).
6577 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
6579 * vec.h (VEC_lower_bound): New macro.
6581 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
6584 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
6585 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
6586 treat each ABI separately. Deal with n32/n64 complex float arguments.
6587 (function_arg): Add associated complex handling here.
6589 2004-08-19 Richard Henderson <rth@redhat.com>
6591 * config/arm/arm.c (arm_gen_load_multiple): Use
6592 adjust_automodify_address. Take base memory and offset instead
6593 of unchanging/struct/scalar bits.
6594 (arm_gen_store_multiple): Likewise.
6595 (arm_gen_movmemqi): Use adjust_automodify_address.
6596 * config/arm/arm-protos.h: Update decls.
6597 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
6598 (store_multiple): Similarly.
6600 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
6602 * regclass.c (globalize_reg): Update call_really_used_regs.
6604 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
6606 * doc/invoke.texi (integer-share-limit): Document.
6608 * tree.h (TYPE_CACHED_VALUES_P): New.
6609 (TYPE_CACHED_VALUES): New.
6610 (TYPE_ORIG_SIZE_TYPE): Adjust.
6611 * tree.def (INTEGER_CST): Update documentation.
6612 * tree.c: Inlcude params.h.
6613 (build_int_cst): Cache small values.
6614 (build_type_copy): Do not copy the value cache.
6615 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
6617 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
6618 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
6620 * fold-const.c (force_fit_type): Copy value when setting
6622 (int_const_binop): Likewise.
6623 * stor-layout.c: Include params.h
6624 (set_sizetype): Create values cache.
6625 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
6626 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
6627 * params.h (INTEGER_SHARE_LIMIT): New.
6628 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
6630 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
6632 * gimplify.c (gimplify_minimax_expr): Remove.
6633 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
6635 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
6637 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
6638 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
6640 2004-08-19 Mark Mitchell <mark@codesourcery.com>
6642 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
6644 2004-08-18 Andrew Pinski <apinski@apple.com>
6646 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
6648 2004-08-18 Mark Mitchell <mark@codesourcery.com>
6650 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
6651 (__aeabi_ul2f): Likewise.
6653 2004-08-18 Richard Henderson <rth@redhat.com>
6655 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
6656 move to rtl completely.
6657 (struct meminsnbuf, xtensa_emit_block_move): Remove.
6658 (xtensa_find_mode_for_size): Remove.
6659 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
6660 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
6662 2004-08-18 Richard Henderson <rth@redhat.com>
6664 * config/mcore/mcore.c (mode_from_align): Remove DImode.
6665 (block_move_sequence): Rewrite to use adjust_address.
6666 (mcore_expand_block_move): Cleanup logic. Accept only operands.
6667 Return boolean indicating success/failure.
6668 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
6669 * config/mcore/mcore.md (movmemsi): Update to match.
6671 2004-08-18 Mike Stump <mrs@apple.com>
6673 * doc/invoke.texi (-mfix-and-continue): Add support for
6674 fast turn around debugging.
6675 (-ffix-and-continue): Likewise.
6676 (-mindirect-data): Likewise.
6677 (-findirect-data): Likewise.
6678 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
6679 (indirect_data): Likewise.
6680 (machopic_data_defined_p): Likewise.
6681 (machopic_output_indirection): Likewise.
6682 (darwin_encode_section_info): Likewise.
6683 (darwin_fix_and_continue): Likewise.
6684 (darwin_fix_and_continue_switch): Likewise.
6685 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
6686 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
6687 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
6688 (SUBTARGET_OPTIONS): Likewise.
6689 (darwin_fix_and_continue): Likewise.
6690 (darwin_fix_and_continue_switch): Likewise.
6691 (TARGET_FIX_AND_CONTINUE): Likewise.
6692 * config/rs6000.c (rs6000_emit_prologue): Likewise.
6694 2004-08-19 Steven Bosscher <stevenb@suse.de>
6696 * basic-block.h (struct edge_def): Remove crossing_edge.
6697 (EDGE_CROSSING): New define.
6698 (EDGE_ALL_FLAGS): Update.
6699 * bb-reorder.c (find_traces_1_round, better_edge_p,
6700 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
6701 find_jump_block, fix_crossing_conditional_branches,
6702 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
6703 Replace all occurences of crossing_edge with an edge flag check
6705 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6706 try_crossjump_bb): Likewise.
6707 * cfglayout.c (fixup_reorder_chain): Likewise.
6708 * cfgrtl.c (force_nonfallthru_and_redirect,
6709 commit_one_edge_insertion): Likewise.
6711 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
6712 * tree-flow.h (compute_dominance_frontiers): Move prototype...
6713 * basic-block.h: ...here.
6714 * tree-cfg.c (compute_dominance_frontiers_1,
6715 compute_dominance_frontiers): Move from here...
6716 * cfganal.c: ...to here. Include timevar.h.
6718 2004-08-18 James E Wilson <wilson@specifixinc.com>
6720 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
6721 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
6723 * config/mips/mips.md (type): Add frdiv.
6724 (divsf3+1, divsf3+2): Change type to frdiv.
6725 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
6726 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
6728 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
6729 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
6730 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
6731 * config/mips/5000.md (r5k_fdiv_single): Likewise.
6732 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
6733 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
6734 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
6735 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
6736 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
6737 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
6739 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
6741 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
6743 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
6744 get regression tester working again.
6746 2004-08-18 Zack Weinberg <zack@codesourcery.com>
6748 * insn-notes.def, reg-notes.def: New files.
6749 * rtl.h: Use them to define enum insn_note and enum reg_note.
6750 * rtl.c: Use them to define note_insn_name and reg_note_name.
6751 * Makefile.in (RTL_BASE_H): Update.
6753 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
6754 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
6756 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
6758 * arm.c (arm_size_rtx_costs): New function.
6759 (arm_override_options): Use it if optimizing for space.
6761 2004-08-18 Richard Henderson <rth@redhat.com>
6763 * emit-rtl.c (gen_const_mem): New.
6764 * rtl.h (gen_const_mem): Declare.
6765 * expr.c (do_tablejump): Use it.
6766 * varasm.c (force_const_mem): Likewise.
6767 * config/darwin.c (machopic_indirect_data_reference): Likewise.
6768 (machopic_legitimize_pic_address): Likewise.
6769 * config/arm/arm.c (legitimize_pic_address): Likewise.
6770 * config/i386/i386.c (legitimize_pic_address): Likewise.
6771 (legitimize_tls_address): Likewise.
6772 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
6773 * config/ia64/ia64.md (load_fptr): Likewise.
6774 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
6775 * config/pa/pa.c (legitimize_pic_address): Likewise.
6776 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
6777 (rs6000_emit_move): Likewise.
6778 * config/s390/s390.c (legitimize_pic_address): Likewise.
6779 (legitimize_tls_address): Likewise.
6780 * config/s390/s390.md (casesi): Likewise.
6781 * config/sh/sh.c (sh_reorg): Likewise.
6782 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
6783 * config/v850/v850.md (casesi): Likewise.
6785 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
6786 * config/sh/sh.c (prepare_move_operands): Remove incorrect
6787 use of MEM_READONLY_P.
6789 2004-08-18 Steven Bosscher <stevenb@suse.de>
6791 * Makefile.in (OBJS-common): Add postreload-gcse.c.
6792 Add new postreload-gcse.o.
6793 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
6794 (lookup_as_function, insert, rehash_using_reg, use_related_value,
6795 equiv_constant): Use SAFE_HASH instead of safe_hash.
6796 (exp_equiv_p): Export. Add for_gcse argument when comparing
6798 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
6799 find_comparison_args, fold_rtx, cse_insn): Update callers.
6800 (hash_rtx): New function derived from old canon_hash and bits
6801 from gcse.c hash_expr_1.
6802 (canon_hash_string): Rename to hash_rtx_string.
6803 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
6804 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
6805 (cselib_lookup): Update this caller.
6806 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
6808 (hash_expr): Call hash_rtx.
6809 (ldst_entry): Likewise.
6810 (expr_equiv_p): Call exp_equiv_p.
6811 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
6812 reg_used_on_edge, reg_set_between_after_reload_p,
6813 reg_used_between_after_reload_p, get_avail_load_store_reg,
6814 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
6815 get_bb_avail_insn, hash_scan_set_after_reload,
6816 compute_hash_table_after_reload,
6817 eliminate_partially_redundant_loads, gcse_after_reload,
6818 get_bb_avail_insn, gcse_after_reload_main): Remove.
6819 * postreload-gcse.c: New file, reincarnating most of the above.
6820 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
6821 (gcse_after_reload_main): Update prototype.
6822 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
6823 * passes.c (rest_of_handle_gcse2): Use it.
6825 2004-08-18 Diego Novillo <dnovillo@redhat.com>
6827 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
6828 (pass_loop_done): Likewise.
6830 2004-08-18 Andrew Pinski <apinski@apple.com>
6832 * config/rs6000/darwin.md: Delete the altivec patterns which are
6833 handled differently now.
6834 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
6835 (macho_correct_pic_di): Likewise.
6836 (call_indirect_nonlocal_darwin64): Likewise.
6837 Delete the save world/saveFP/saveVec patterns.
6839 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
6840 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
6841 * config/rs6000/rs6000.md: Include darwin.md.
6842 (builtin_setjmp_receiver): Add DImode case.
6843 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
6846 2004-08-18 Matt Austern <austern@apple.com>
6849 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
6850 * darwin.c (darwin_file_end): Mark file as potentially strippable.
6852 2004-08-18 Richard Henderson <rth@redhat.com>
6854 * alias.c (readonly_fields_p): Remove.
6855 (objects_must_conflict_p): Don't call it.
6856 * tree.h (readonly_fields_p): Remove.
6857 * langhooks.h (struct lang_hooks): Remove honor_readonly.
6858 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
6860 2004-08-18 Diego Novillo <dnovillo@redhat.com>
6862 * tree-dfa.c (add_referenced_var): Only global variables are
6864 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
6865 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
6866 all pointers dereferenced if the statement dereferences them.
6867 (create_name_tags): Do not create memory tags for pointers
6868 that have PT_ANYTHING set.
6869 Also check if PT_VARS is not empty before creating a name tag.
6870 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
6871 variables that share the same alias set with a pointer that
6873 (add_may_alias): Add FIXME comment to remove clobbering
6874 aliased variables and tags.
6875 (replace_may_alias): Likewise.
6876 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
6877 (merge_pointed_to_info): If the original variable has not
6878 points-to information, call set_pt_anything.
6879 (add_pointed_to_var): Do not prevent adding a pointed-to
6880 variable if the pointers is PT_ANYTHING.
6881 If the variable is a global, set PT_GLOBAL_MEM.
6882 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
6883 pointer type only come in PTR+OFFSET flavours.
6884 Always call merge_pointed_to_info on PHI arguments that are
6886 (get_nmt_for): Mark call-clobbered tags whose pointer points
6888 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
6890 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
6892 (add_stmt_operand): Abort if the caller tried to add a killing
6893 definition for a memory tag.
6894 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
6897 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
6899 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
6900 from call_used_regs. Update call_really_used_regs.
6901 (CALL_REALLY_USED_REGISTERS): Define.
6902 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
6903 Replace call_used_regs with call_really_used_regs.
6904 (calc_live_regs, sh_media_register_for_return): Likewise.
6905 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
6906 * sh.md (return_media): Likewise.
6908 2004-08-18 Andrew Pinski <apinski@apple.com>
6910 * config/darwin.c (machopic_legitimize_pic_address): Only set
6911 MEM_READONLY_P in the non TARGET_TOC case.
6913 2004-08-18 Zack Weinberg <zack@codesourcery.com>
6915 * rtl.def (NIL): Delete.
6916 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
6917 Tighten the syntax a little.
6919 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
6920 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
6921 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
6922 * config/i386/predicates.md, config/m32r/m32r.h
6923 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
6924 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
6925 * config/sparc/sparc.h, doc/tm.texi:
6926 Replace all occurrences of NIL with UNKNOWN.
6928 2004-08-18 Zack Weinberg <zack@codesourcery.com>
6930 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
6931 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
6932 sequence inline. Move drop_through_label code into this
6933 block, being the only place it is used. Adjust comments.
6935 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
6937 * config/rs6000/altivec.md: Add new patterns for calls to
6938 save_world/rest_world functions.
6940 * config/rs6000/rs6000-protos.h: (save_world_operation,
6941 restore_world_operation) new declarations.
6943 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
6945 (rs6000_stack_info): Set world_save_p field.
6946 (save_world_operation): New function.
6947 (restore_world_operation): New function.
6948 (compute_save_world_info): New function.
6949 (rs6000_stack_info): Call compute_save_world_info.
6950 (rs6000_emit_prologue): Check for world_save_p and generate
6951 pattern to call save_world for saving all non-volatile and
6953 (rs6000_emit_epilogue): Check for world_save_p and generate
6954 pattern to call rest_world to restore saved registers.
6956 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
6957 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
6958 (rs6000_reg_names): New entries added for save_world_operation and
6959 restore_world_operation.
6961 2004-08-18 Caroline Tice <ctice@apple.com>
6963 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
6964 "-freorder-blocks-and-partition" to the flags used in second
6965 stage of profiledbootstrap.
6966 * bb-reorder.c (push_to_next_round_p): Add new variable,
6967 next_round_is_last; set and use variable to make sure, when
6968 partitioning, that the last trace construction round consists
6969 of all (and only) cold basic blocks.
6970 (rotate_loop): Don't copy blocks that end in a section
6972 (copy_bb): Correctly initialize "partition" of duplicated bb.
6973 (add_unlikely_executed_notes): Add a comment.
6974 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
6975 to make sure, if function contains hot blocks, that the
6976 successors of ENTRY_BLOCK_PTR are hot; also, only look for
6977 crossing edges if the architecture supports named sections.
6978 (mark_bb_for_unlikely_executed_section): Modify to always
6979 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
6980 the basic block note insn.
6981 (fix_crossing_unconditional_branches): Remove extra space.
6982 (fix_edges_for_rarely_executed_code): Modify to only do
6983 partitioning work if the architecture supports named sections.
6984 (reorder_basic_blocks): Modify to only add
6985 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
6986 supports named sections.
6987 * c-common.c (handle_section_attribute): Initialize new global
6988 variable, user_defined_section_attribute, to true if user has
6990 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
6991 forward edges that cross section boundaries.
6992 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
6993 partitioning information if the architecture supports named
6995 * cfgrtl.c (target.h): Add statement to include this.
6996 (rtl_split_block): Make sure newly created bb gets correct
6998 (try_redirect_by_replacing_jump): Make sure redirection isn't
6999 attempting to cross section boundaries.
7000 (force_nonfallthru_and_redirect): Only do partition fix up if
7001 architecture supports named sections.
7002 (rtl_split_edge): Make sure newly created bb ends up in
7004 (commit_one_edge_insertion): Remove code that incorrectly
7005 updated basic block partition; Make sure partition fix up only
7006 happens if architecture supports named sections and it's not
7008 (rtl_verify_flow_info_1): Fix if-condition on test/error
7009 condition that fallthru edges are not allowed to cross section
7011 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
7012 * final.c (final_scan_insn): Remove redundant test from if-statement;
7013 change calls to text_section into calls to function_section; add code
7014 to only to partitioning fix up if architecture supports named
7016 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
7018 (if_convert): Add targetm.have_named_sections to test.
7019 * output.h (unlikely_section_label): Extern declaration for new global
7021 (unlikely_text_section_name): Likewise.
7022 * opts.c (decode_options): If both partitioning and DWARF debugging
7023 are turned on, issue a warning that this doesn't work, and change
7024 partitiong to basic block reordering (without hot/cold partitions).
7025 * passes.c (rest_of_handle_final): Re-set new global variable,
7026 user_defined_section_attribute, to false.
7027 (rest_of_compilation): Change options for calling partitioning
7028 function: Don't call if the user defined the section attribute, and
7029 don't call if DECL_ONE_ONLY is true for the current function.
7030 * predict.c (choose_function_section): Return immediately if we
7031 are doing hot/cold partitioning (i.e. let the basic block partitioning
7032 determine where the function belongs).
7033 * reg-stack.c (emit_swap_insn): Add condition to step over
7034 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
7035 * toplev.c (user_defined_section_attribute): New global variable.
7036 * toplev.h (user_defined_section_attribute): Extern declaration
7037 for new global variable.
7038 * varasm.c (unlikely_section_label): New global variable.
7039 (unlikely_text_section_name): New global variable.
7040 (unlikely_text_section): Add code to initialize
7041 unlikely_text_section_name if necessary; modify to use
7042 unlikely_text_section_name and unlikely_section_label; also to use
7043 named_section properly.
7044 (in_unlikely_text_section): Modify to work correctly with
7045 named_section and to use unlikely_text_section_name.
7046 (named_section): Add code to work properly with cold section.
7047 (function_section): Clean up if-statement.
7048 * config/darwin.c (darwin_asm_named_section): Return to original
7049 code, removing use of SECTION_FORMAT_STRING.
7050 * config/arm/pe.h (switch_to_section): Add case for
7051 in_unlikely_executed_text to switch statement.
7052 * config/i386/cygming.h (switch_to_section): Likewise.
7053 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
7054 (SECTION_FORMAT_STRING): Likewise.
7055 * config/mcore/mcore.h (switch_to_section): Likewise.
7056 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
7057 (SECTION_FORMAT_STRING): Remove.
7059 2004-08-18 Roger Sayle <roger@eyesopen.com>
7061 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
7062 -ffixed-reg safe, by preserving the meanings of zero and one.
7063 (CALL_USED_REGISTERS): Likewise.
7064 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
7066 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
7068 * config/sh/sh.c (split_branches): Check the result of
7070 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
7071 Call rtl_register_cfg_hooks.
7073 2004-08-18 Richard Henderson <rth@redhat.com>
7075 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
7076 * alias.c (true_dependence): Update to match new semantics.
7077 (canon_true_dependence, write_dependence_p): Likewise.
7078 (anti_dependence, output_dependence): Update write_dependence_p args.
7079 (unchanging_anti_dependence): Remove.
7080 * calls.c (purge_mem_unchanging_flag): Remove.
7081 (fixup_tail_calls): Don't call it.
7082 (expand_call): Don't add unchanging memory to function usage.
7083 * expr.c (emit_block_move_via_libcall): Likewise.
7084 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
7085 (get_subtarget): Don't use RTX_UNCHANGING_P.
7086 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
7087 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
7088 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
7089 * cse.c (insert): Don't use RTX_UNCHANGING_P.
7090 (cse_insn, canon_hash): Use MEM_READONLY_P.
7091 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
7092 instead of RTX_UNCHANGING_P.
7093 * explow.c (maybe_set_unchanging): Remove.
7094 * expr.h (maybe_set_unchanging): Remove.
7095 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
7096 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
7097 (assign_parm_setup_reg, expand_function_start): Likewise.
7098 * integrate.c (copy_rtx_and_substitute): Likewise.
7099 * ra-rewrite.c (emit_colors): Likewise.
7100 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
7101 (fixup_match_1): Likewise.
7102 * reload1.c (reload, alter_reg): Likewise.
7103 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
7104 not RTX_UNCHANGING_P.
7105 (equiv_init_varies_p): Likewise.
7106 * loop-invariant.c (check_maybe_invariant): Likewise.
7107 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
7108 * loop.c (note_addr_stored): Likewise.
7109 (prescan_loop): Likewise. Don't check function usage for clobbered
7111 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
7112 not RTX_UNCHANGING_P.
7113 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
7114 * varasm.c (force_const_mem): Likewise.
7115 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
7116 * web.c (entry_register): Likewise.
7117 * tree-gimple.h (get_base_address): Move decl ...
7119 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
7121 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
7122 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
7123 (alpha_set_memflags): Update to match.
7125 * config/darwin.c (machopic_indirect_data_reference): Set
7126 MEM_READONLY_P instead of RTX_UNCHANGING_P.
7127 (machopic_indirect_call_target): Likewise.
7128 (machopic_legitimize_pic_address): Likewise.
7129 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
7130 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
7131 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
7132 * config/frv/frv.md (symGOT2reg): Likewise.
7133 * config/i386/i386.c (legitimize_pic_address,
7134 legitimize_tls_address, ix86_split_to_parts): Likewise.
7135 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
7136 * config/ia64/ia64.md (load_fptr): Likewise.
7137 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
7138 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
7139 * config/mcore/mcore.c (block_move_sequence): Likewise.
7140 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
7141 * config/pa/pa.c (legitimize_pic_address): Likewise.
7142 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
7143 (rs6000_emit_move): Likewise.
7144 * config/s390/s390.c (legitimize_pic_address): Likewise.
7145 (legitimize_tls_address): Likewise.
7146 * config/s390/s390.md (casesi): Likewise.
7147 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
7148 * config/sh/sh.md (symGOT2reg): Likewise.
7149 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
7150 * config/v850/v850.md (casesi): Likewise.
7152 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
7153 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
7154 * config/mips/mips.c (mips_restore_gp): Likewise.
7155 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
7156 * config/sh/sh.c (sh_reorg): Likewise.
7158 2004-08-18 Richard Henderson <rth@redhat.com>
7160 * tree.h (struct tree_decl): Add gimple_formal_temp.
7161 (DECL_GIMPLE_FORMAL_TEMP_P): New.
7162 * gimplify.c (pop_gimplify_context): Clear it.
7163 (lookup_tmp_var): Set it, if is_formal.
7164 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
7165 Use is_gimple_val for VECTOR. Simplify return value.
7166 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
7167 (gimplify_expr): Likewise.
7168 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
7169 is_gimple_tmp_rhs for clarity. Update all callers.
7170 (is_gimple_reg_rhs): Simplify logic.
7171 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
7172 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
7173 (is_gimple_formal_tmp_reg): Similarly.
7174 * tree-gimple.h: Update decls.
7175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
7176 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
7177 * tree-ssa-live.c (var_union, type_var_init): Likewise.
7179 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
7181 * c4x.c (legitimize_operands): Remove calls to
7182 preserve_subexpressions_p.
7184 2004-08-18 David Edelsohn <edelsohn@gnu.org>
7186 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
7187 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
7189 2004-08-18 Ziemowit Laski <zlaski@apple.com>
7191 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
7192 Objective-C++ extensions.
7193 * gengtype.c (get_file_basename): Match entire subdirectory name
7194 ('cp', 'objc', 'objcp') rather than just its suffix.
7195 (get_base_file_bitmap): Allow for files to belong to more than one
7197 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
7198 used by more than one front-end.
7200 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
7202 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
7203 avoid use of preserve_subexpressions_p.
7205 2004-08-17 Richard Henderson <rth@redhat.com>
7208 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
7210 2004-08-17 DJ Delorie <dj@redhat.com>
7212 * doc/extend.texi: Document new xstormy16 attribute.
7214 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
7215 (xstormy16_splittable_below100_or_register): New.
7217 (xstormy16_reorg): New.
7218 (TARGET_MACHINE_DEPENDENT_REORG): Define.
7220 * config/stormy16/stormy16.md (movqi_internal): Make name public.
7221 (movhi_internal): Likewise.
7222 (cbhranchhi): Likewise.
7223 (cbhranchhi_neg): Likewise.
7224 (andhi3): Only allow splittable below100 operands.
7226 (peephole2): New and/zero_extend->and peephole.
7227 (peephole2): New load/ior/save->set1 peephole.
7228 (peephole2): New load/and/save->clr1 peephole.
7229 (bclrx, bclrx2, bclr7, bclr15): New.
7230 (bsetx, bsetx2, bset7, bset15): New.
7232 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
7233 liberal about acceptable 'B' masks.
7235 * config/stormy16/stormy16-protos.h
7236 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
7237 xstormy16_below100_operand, xstormy16_below100_or_register,
7238 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
7239 (PREDICATE_CODES): Add new predicates.
7241 * config/stormy16/stormy16.c
7242 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
7243 xstormy16_below100_operand, xstormy16_below100_or_register,
7244 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
7245 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
7246 (xstormy16_legitimate_address_p): Allow below100 symbols.
7247 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
7248 (xstormy16_expand_move): Leave below100 operands as-is.
7249 (xstormy16_encode_section_info): Encode below100 symbols.
7250 (xstormy16_strip_name_encoding): New.
7251 (xstormy16_print_operand): Print 'b' as shift mask.
7252 (xstormy16_attribute_table): Add below100 attributes.
7253 (xstormy16_handle_below100_attribute): New.
7255 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
7256 (XSTORMY16_SECTION_FUNCTION): New.
7257 (EXTRA_SECTION_FUNCTIONS): Define using the above.
7258 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
7259 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
7260 (ASM_OUTPUT_LABELREF): Define.
7262 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
7263 (movhi_internal): Add below100 support.
7264 (andhi3): Add below100 support.
7265 (iorhi3): Add below100 support.
7266 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
7268 2004-08-17 James E Wilson <wilson@specifixinc.com>
7270 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
7271 of VOIDmode for comparison code mode.
7272 * config/mips/mips.md: For conditional move patterns, use mode of
7273 first compare operand for comparison mode, instead of VOIDmode.
7275 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
7276 normal and -ffast-math code.
7278 2004-08-17 Mark Mitchell <mark@codesourcery.com>
7281 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
7283 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
7285 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
7287 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
7289 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
7290 for non Darwin targets.
7291 (*call_value_nonlocal_darwin64): Likewise.
7293 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
7295 * config/rs6000/rs6000.c (rs6000_function_value): Check for
7296 altivec mode for altivec return register.
7298 2004-08-17 David Edelsohn <edelsohn@gnu.org>
7300 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
7301 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
7302 * config/rs6000/rs6000.md: Include darwin.md.
7303 (builtin_setjmp_receiver): Add DImode case.
7304 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
7307 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
7309 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
7311 * tree-vectorizer.h: New File: Same.
7312 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
7313 * common.opt (ftree-vectorize): New flag to enable vectorization.
7314 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
7316 * tree-data-ref.h (init_data_ref): Additional argument.
7317 (array_base_name_differ_p): Moved to tree-data-ref.c.
7318 * tree-data-ref.c (array_base_name_differ_p): Revised.
7319 (initialize_data_dependence_relation): Call array_base_name_differ_p
7320 with an extra argument.
7321 (analyze_all_data_dependences): Same.
7322 (init_data_ref): Additional argument is_read to set DR_IS_READ.
7323 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
7325 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
7326 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
7327 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
7329 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
7330 (tree_ssa_loop_done): Call scev_finalize.
7331 (tree_vectorize): Define the new vectorization pass.
7332 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
7333 size of the vector they support (until support for multiple vector
7334 sizes is added to the vectorizer).
7335 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
7336 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
7337 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
7340 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
7342 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
7344 (generate_protocol_list, handle_impent): Likewise.
7346 2004-08-17 Roger Sayle <roger@eyesopen.com>
7348 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
7349 ensure that call_used_regs is a superset of both fixed_regs and
7350 call_really_used_regs.
7352 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
7355 * arm.md (addsi3_cbranch_scratch): Correct case labels.
7357 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
7360 * fold-const.c (fold): Check for integer operand when
7361 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
7362 Pinski <pinskia@physics.uc.edu>.
7364 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
7366 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
7367 No need to check if in a cross configuration.
7368 * configure: Regenerate.
7370 * calls.c (precompute_register_parameters):
7371 Inline preserve_subexpressions_p ().
7372 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
7373 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
7375 * expr.c (get_subtarget): Likewise.
7376 * rtl.h (preserve_subexpressions_p): Remove.
7377 * stmt.c (preserve_subexpressions_p): Remove.
7379 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
7380 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
7381 Abort on gimplified cases.
7383 2004-08-16 James E Wilson <wilson@specifixinc.com>
7385 * tree.h (VECTOR_FLOAT_TYPE_P): New.
7386 (FLOAT_TYPE_P): Use it.
7387 * c-typeck.c (build_binary_op): After convert calls, check for
7388 check for ERROR_MARK operands.
7390 2004-08-16 Zack Weinberg <zack@codesourcery.com>
7392 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
7393 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
7394 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
7395 (genobjs static pattern rule): Remove %.c dependency.
7396 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
7397 Rename rules; delete commands; fix dependencies.
7398 (mostlyclean): Do not delete temporary source copies.
7399 * configure.ac: Delete all references to BUILD_PREFIX and
7401 * configure: Regenerate.
7403 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
7404 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
7405 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
7406 with #ifndef GENERATOR_FILE so that nothing from those headers
7409 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
7411 2004-08-16 Adam Nemet <anemet@lnxw.com>
7413 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
7415 2004-08-16 Andrew Pinski <apinski@apple.com>
7417 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
7418 extraneous semicolon.
7420 2004-08-16 Devang Patel <dpatel@apple.com>
7422 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
7423 * print-tree.c (print_node): Print DECL_PRESERVE_P.
7424 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
7425 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
7426 * target.h (struct gcc_target): New member, mark_decl_preserved.
7427 * hooks.c (hook_void_charptr): Rename to ...
7428 (hook_void_constcharptr): ... new name.
7429 * hooks.h (hook_void_charptr): Rename to ..
7430 (hook_void_constcharptr): ... new name.
7431 * tree.h (DECL_PRESERVE_P): New #define.
7432 (struct tree_decl): New member, preserve_flag.
7433 * varasm.c (assemble_start_function): Mark decl preserved.
7434 (assemble_variable): Same.
7435 * darwin.c (darwin_mark_decl_preserved): New function.
7436 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
7437 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
7438 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
7440 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
7442 * c-decl.c (grokdeclarator): Allow for function definition where
7443 innermost declarator has attributes.
7445 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
7447 * except.c (get_exception_filter, build_post_landing_pads,
7448 dw2_build_landing_pads): Use target-specific mode for 'filter'.
7449 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
7450 * target.h (eh_return_filter_mode): New field added.
7451 * targhooks.c (default_eh_return_filter_mode): Defined.
7452 * targhooks.h (default_eh_return_filter_mode): Declared.
7453 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
7455 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
7457 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
7458 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
7459 * configure: Regenerate.
7461 2004-08-16 Stan Shebs <shebs@apple.com>
7463 Basic support for 64-bit Darwin.
7464 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
7465 (machopic_legitimize_pic_address): Similarly, plus use Pmode
7467 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
7468 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
7469 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
7470 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
7471 (PROCESSOR_DEFAULT64): Define.
7472 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
7474 * config/rs6000/rs6000.md: Include darwin.md.
7475 (builtin_setjmp_receiver): Add DImode case.
7476 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
7478 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
7479 (rs6000_emit_move): Add DImode case to Darwin bits.
7480 (machopic_output_stub): Use .quad if 64-bit.
7481 * invoke.texi: Document -m32 and -m64.
7483 2004-08-16 Janis Johnson <janis187@us.ibm.com>
7485 * doc/extend.texi (AltiVec builtins): Document additional differences
7486 from the Motorola AltiVec PIM.
7488 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
7490 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
7491 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
7492 (struct tree_common): Update public_flag documentation.
7494 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
7496 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7497 Check for artificial variables, not is_gimple_tmp_var.
7498 * tree-ssa-live.c (var_union): Likewise.
7500 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
7502 * calls.c (load_register_parameters): Remove spurious FIXME token.
7504 2004-08-15 Ziemowit Laski <zlaski@apple.com>
7506 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
7507 (c-lang.o): Depend on c-objc-common.h.
7508 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
7509 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
7510 * c-lang.c: Include c-objc-common.h.
7511 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
7512 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
7513 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
7514 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
7515 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
7516 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
7517 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
7518 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
7519 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
7520 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7521 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
7522 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
7523 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7524 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
7525 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
7526 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7527 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
7528 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
7529 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
7530 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
7531 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
7532 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
7533 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
7534 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
7535 Move to c-objc-common.h.
7536 * c-objc-common.c: Include c-objc-common.h.
7537 * c-objc-common.h: New file.
7539 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
7540 Andrew Pinski <pinskia@physics.uc.edu>
7543 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
7546 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
7548 * tree.h (build_int_cst): New.
7549 (build_int_2): Remove.
7550 * tree.c (build_int_2): Remove.
7551 (build_int_cst): New.
7552 (make_vector_type, build_common_tree_nodes,
7553 build_common_tree_nodes_2): Use build_int_cst.
7554 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
7555 expand_builtin_strpbrk, expand_builtin_fputs,
7556 build_string_literal, expand_builtin_printf,
7557 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
7558 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
7559 fold_builtin_isdigit, simplify_builtin_strstr,
7560 simplify_builtin_strpbrk, fold_builtin_fputs,
7561 simplify_builtin_sprintf): Use build_int_cst.
7562 * c-common.c (start_fname_decls, fix_string_type,
7563 c_common_nodes_and_builtins, c_init_attributes,
7564 shorten_compare): Likewise.
7565 * c-decl.c (complete_array_type,
7566 check_bitfield_type_and_width): Likewise.
7567 * c-lex.c (interpret_integer, lex_charconst): Likewise.
7568 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
7569 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7570 * c-typeck.c (really_start_incremental_init, push_init_level,
7571 set_nonincremental_init_from_string): Likewise.
7572 * calls.c (load_register_parameters): Likewise.
7573 * convert.c (convert_to_pointer): Likewise.
7574 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
7575 build_fn_info_type, build_ctr_info_value, build_gcov_info):
7577 * except.c (init_eh, assign_filter_values, assign_filter_values):
7579 * expmed.c (store_fixed_bit_field, extract_bit_field,
7580 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
7581 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
7582 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
7583 * expr.c (convert_move, emit_group_load, emit_group_store,
7584 expand_assignment, store_constructor, store_field,
7585 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
7586 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
7587 invert_truthvalue, optimize_bit_field_compare,
7588 decode_field_reference, all_ones_mask_p, constant_boolean_node,
7589 fold_div_compare, fold, fold_read_from_constant_string,
7590 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7591 * function.c (assign_parm_setup_block): Likewise.
7592 * stmt.c (shift_return_value, expand_end_case_type,
7593 estimate_case_costs): Likewise.
7594 * stor-layout.c (layout_type, initialize_sizetypes,
7595 set_min_and_max_values_for_integral_type): Likewise.
7596 * tree-chrec.c (chrec_fold_multiply_poly_poly,
7597 reset_evolution_in_loop): Likewise.
7598 * tree-chrec.h (build_polynomial_chrec): Likewise.
7599 * tree-complex.c (build_replicated_const): Likewise.
7600 * tree-eh.c (honor_protect_cleanup_actions,
7601 lower_try_finally_onedest, lower_try_finally_copy,
7602 lower_try_finally_switch): Likewise.
7603 * tree-mudflap.c (mf_build_string, mx_register_decls,
7604 mudflap_register_call, mudflap_enqueue_constant): Likewise.
7605 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
7606 * tree-pretty-print.c (dump_generic_node): Likewise.
7607 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
7609 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
7610 * tree-ssa-loop-niter.c (number_of_iterations_cond,
7611 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
7614 * config/alpha/alpha.c (alpha_initialize_trampoline,
7615 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
7616 * config/arm/arm.c (arm_get_cookie_size): Likewise.
7617 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7618 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7619 * config/i860/i860.c (i860_va_start): Likewise.
7620 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
7621 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
7622 mips_gimplify_va_arg_expr): Likewise.
7623 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7624 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
7625 add_compiler_branch_island): Likewise.
7626 * config/s390/s390.c (s390_va_start): Likewise.
7627 * config/sh/sh.c (sh_va_start): Likewise.
7628 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
7630 * config/xtensa/xtensa.c (xtensa_va_start,
7631 xtensa_gimplify_va_arg_expr): Likewise.
7633 * objc/objc-act.c (build_objc_string_object,
7634 build_objc_symtab_template, init_def_list, init_objc_symtab,
7635 init_module_descriptor, generate_static_references,
7636 build_selector_translation_table, get_proto_encoding,
7637 build_typed_selector_reference, build_selector_reference,
7638 build_next_objc_exception_stuff,
7639 build_method_prototype_list_template, generate_descriptor_table,
7640 generate_protocols, build_protocol_initializer,
7641 build_ivar_list_template, build_method_list_template,
7642 build_ivar_list_initializer, generate_ivars_list,
7643 generate_dispatch_table, generate_protocol_list,
7644 build_category_initializer, build_shared_structure_initializer,
7645 generate_shared_structures, handle_impent,
7646 generate_objc_image_info): Use build_int_cst.
7648 2004-08-15 Ben Elliston <bje@au.ibm.com>
7650 * vec.h: Comment improvements.
7652 2004-08-14 Roger Sayle <roger@eyesopen.com>
7654 * c-common.c (shorten_compare, pointer_int_sum,
7655 c_common_truthvalue_conversion, boolean_increment): Replace calls
7656 to build with calls to buildN.
7657 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
7658 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
7659 gimplify_switch_stmt): Likewise.
7660 * c-typeck.c (default_function_array_conversion,
7661 build_component_ref, build_array_ref, build_function_call,
7662 pointer_diff, build_unary_op, build_conditional_expr,
7663 build_compound_expr, build_modify_expr, c_finish_goto_label,
7664 c_finish_goto_ptr, c_finish_return, c_finish_loop,
7665 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
7666 build_binary_op): Likewise.
7668 2004-08-15 Steven Bosscher <stevenb@suse.de>
7670 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
7672 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7674 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
7675 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
7676 * fixinc/fixincl.x: Rebuilt.
7678 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
7680 * config/mips/mips-protos.h (mips_symbolic_constant_p)
7681 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
7682 (mips_small_data_pattern_p): Declare.
7683 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
7684 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
7685 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
7686 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
7687 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
7688 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
7689 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
7690 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
7691 (pc_or_label_operand, call_insn_operand, move_operand)
7692 (consttable_operand, symbolic_operand, general_symbolic_operand)
7693 (global_got_operand, local_got_operand, stack_operand)
7694 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
7695 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
7696 (mips_small_data_pattern_p): Replace previous small_data_pattern
7697 predicate. Turn into a bool () (rtx) function.
7698 * config/mips/predicates.md: New file.
7699 * config/mips/mips.md: Include it. Use the target-independent
7700 comparison_operator instead of cmp_op. Rename trap_cmp_op to
7701 trap_comparison_operator and equality_op to equality_operator.
7702 Replace uses of small_int with the equivalent const_arith_operand.
7703 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
7704 const_float_1_operand to const_1_operand. Rename fcc_register_operand
7705 to fcc_reload_operand.
7706 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
7708 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7710 PR libstdc++/17005 partial fix.
7711 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
7712 except when generating ANSI/C89 code.
7714 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
7716 * c-common.c (shorten_compare): Use force_fit_type directly.
7718 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
7719 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
7720 Dave Korn <dk@artimi.com>
7722 * doc/install.texi (Building): Avoid duplicate reference to GNU
7724 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
7726 2004-08-14 Richard Henderson <rth@redhat.com>
7728 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
7729 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
7731 2004-08-13 Richard Henderson <rth@redhat.com>
7733 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
7734 for constant_call_address_operand.
7735 (call_value_pop_1, call_value_1): Likewise.
7736 (sibcall_value_1, call_value_1_rex64): Likewise.
7738 2004-08-13 James E Wilson <wilson@specifixinc.com>
7740 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
7741 Correct mode from SFmode to DFmode.
7743 2004-08-13 Ziemowit Laski <zlaski@apple.com>
7745 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
7746 __cstring_object and __image_info sections with the no_dead_strip
7749 2004-08-13 Roger Sayle <roger@eyesopen.com>
7750 David Billinghurst <David.Billinghurst@riotinto.com>
7752 PR libgfortran/15930
7753 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
7754 * fixinc/fixincl.x: Regenerate.
7755 * fixinc/tests/base/internal/math_core.h: New file.
7757 2004-08-13 Richard Henderson <rth@redhat.com>
7759 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
7760 (dbxout_function_end): Remove ifdefs for it.
7761 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
7763 2004-08-13 Richard Henderson <rth@redhat.com>
7765 * Makefile.in (insn-preds.o): Depend on TREE_H.
7766 * genpreds.c (write_insn_preds_c): Include tree.h.
7767 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
7768 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
7769 const48_operand, and_operand, or_operand, mode_width_operand,
7770 mode_mask_operand, mul8_operand, const0_operand,
7771 hard_fp_register_operand, hard_int_register_operand,
7772 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
7773 samegp_function_operand, direct_call_operand, small_symbolic_operand,
7774 global_symbolic_operand, call_operand, symbolic_operand,
7775 dtp16_symbolic_operand, dtp32_symbolic_operand,
7776 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
7777 gottp_symbolic_operand, alpha_comparison_operator,
7778 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
7779 signed_comparison_operator, alpha_fp_comparison_operator,
7780 divmod_operator, fix_operator, aligned_memory_operand,
7781 unaligned_memory_operand, reg_or_unaligned_mem_operand,
7782 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
7783 reg_no_subreg_operand, addition_operation): Move to predicates.md.
7784 (reg_or_const_int_operand): Remove. Replace all users with
7785 reg_or_cint_operand.
7786 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
7787 (resolve_reload_operand): Split out of aligned_memory_operand.
7788 * config/alpha/alpha-protos.h: Update for exports.
7789 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
7790 * config/alpha/alpha.md: Include predicates.md.
7791 * config/alpha/predicates.md: New file.
7793 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
7795 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
7796 fields with a pointer to the instruction definition.
7797 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
7798 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
7799 (write_attr_case, write_const_num_delay_slots): Update accordingly.
7800 (write_attr_case, write_const_num_delay_slots): Write the name of
7801 an insn next to its case statement.
7802 * genoutput.c (data): Add a filename field.
7803 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
7804 (output_insn_data): Print the location of each insn definition.
7805 * genrecog.c (write_action): Print the name of an insn above
7806 the statement that returns its code.
7808 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
7810 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
7811 * config/libgloss.h: Likewise.
7812 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
7813 * c4x/c4x-modes.def: Likewise.
7814 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
7815 (c4x_rptb_nop_p): Likewise.
7816 (c4x_rptb_valid_p): Likewise.
7817 (c4x_rptb_insert): Likewise.
7818 (c4x_address_conflict): Likewise.
7819 * config/c4x/c4x.md: Likewise.
7820 * config/frv/frv.md: Likewise.
7821 * config/i386/athlon.md: Likewise.
7822 * config/i386/i386.md: Likewise.
7823 * config/i386/predicates.md: Likewise.
7824 * config/ia64/ia64.c: Likewise.
7825 * config/ia64/itanium1.md: Likewise.
7826 * config/ia64/itanium2.md: Likewise.
7827 * config/iq2000/iq2000.md: Likewise.
7828 * config/mcore/mcore.c: Likewise.
7829 * config/mips/mips.c: Likewise.
7830 * config/mips/r3900.h: Likewise.
7831 * config/mips/sb1.md: Likewise.
7832 * config/pa/milli64.S: Likewise.
7833 * config/pa/pa.c: Likewise.
7834 * config/pa/pa.h: Likewise.
7835 * config/rs6000/8540.md: Likewise.
7837 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
7839 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
7841 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
7843 * sh.md (cbranch define_delay) Use cond_delay_slot for
7844 non-anulled condition too.
7846 2004-08-12 David Edelsohn <edelsohn@gnu.org>
7848 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
7849 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
7850 any_parallel_operand, lmw_operation, stmw_operation,
7851 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
7852 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
7853 any_parallel_operand.
7854 (return_and_restore_fpregs_{si,di}): Same.
7856 2004-08-12 Zack Weinberg <zack@codesourcery.com>
7858 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
7859 if pred->singleton != PARALLEL, issue a warning and pretend it was.
7860 Also issue a warning for any predicate we don't know about.
7862 2004-08-12 Richard Henderson <rth@redhat.com>
7864 * config/i386/i386.c (internal_label_prefix): Export.
7865 (internal_label_prefix_len, struct ix86_address,
7866 ix86_decompose_address, maybe_get_pool_constant,
7867 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
7868 memory_address_length): Export.
7869 (any_fp_register_operand, fp_register_operand,
7870 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
7871 x86_64_general_operand, x86_64_szext_general_operand,
7872 x86_64_nonmemory_operand, x86_64_movabs_operand,
7873 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
7874 x86_64_zext_immediate_operand, const_int_1_31_operand,
7875 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
7876 tls_symbolic_operand, global_dynamic_symbolic_operand,
7877 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
7878 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
7879 constant_call_address_operand, const0_operand, const1_operand,
7880 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
7881 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
7882 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
7883 general_no_elim_operand, nonmemory_no_elim_operand,
7884 index_register_operand, q_regs_operand, flags_reg_operand,
7885 non_q_regs_operand, zero_extended_scalar_load_operand,
7886 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
7887 ix86_comparison_operator, ix86_carry_flag_operator,
7888 fcmov_comparison_operator, promotable_binary_operator,
7889 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
7890 mult_operator, div_operator, arith_or_logical_operator,
7891 memory_displacement_operand, cmpsi_operand, long_memory_operand,
7892 aligned_operand): Move to predicates.md as define_predicates.
7893 (tls_symbolic_operand_1): Remove.
7894 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
7895 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
7896 (legitimize_address): Merge tls_symbolic_operand contents.
7897 (ix86_expand_move): Likewise.
7898 * config/i386/i386-protos.h: Update for exports.
7899 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
7900 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
7901 * config/i386/i386.md: Include predicates.md.
7902 * config/i386/predicates.md: New file.
7904 2004-08-13 Mark Mitchell <mark@codesourcery.com>
7907 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
7909 (i386_pe_mark_dllimport): Likewise.
7910 (i386_pe_encode_section_info): Likewise, when overriding
7911 dllimport attribute.
7913 2004-08-12 Geoffrey Keating <geoffk@apple.com>
7915 * configure.ac: When testing for flex, nm, ar, and bison, check
7916 that they will actually be built.
7917 * configure: Regenerate.
7919 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
7921 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
7922 (MOVE_MAX_PIECES): Define.
7924 2004-08-12 Devang patel <dpatel@apple.com>
7926 * dbxout.c (dbxout_begin_prologue): New function.
7927 (dbx_debug_hooks): Use new begin prologue hook.
7928 (dbxout_function_end): Emit N_ENSYM.
7929 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
7931 2004-08-12 Janis Johnson <janis187@us.ibm.com>
7933 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
7936 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
7939 * doc/extend.texi (AltiVec builtins): Fix description for recent
7940 changes. Update operation list to match current support.
7942 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7944 * config/s390/s390.c (struct s390_frame_layout): New struct as element
7945 of struct machine_function.
7946 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
7948 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
7950 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
7951 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
7952 (s390_frame_area, s390_register_info): New functions.
7953 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
7955 (s390_return_addr_rtx, s390_return_address_offset)
7956 (s390_va_start, s390_gimplify_va_arg)
7957 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
7959 (s390_frame_info): Functionality partly moved to s390_register_info.
7960 Made adaptions for new stack layout.
7961 (save_gprs, restore_gprs): Changed meaning of second parameter and
7962 adapted all callers.
7964 * config/s390/s390.h (s390_backchain_string): New global variable.
7965 (MASK_BACKCHAIN): Removed definition.
7966 (TARGET_BACKCHAIN): Changed check.
7967 (TARGET_KERNEL_BACKCHAIN): New macro.
7968 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
7969 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
7971 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
7973 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
7974 as condition. Adjusted for new stack layout.
7976 * doc/invoke.texi: Added documentation for new option
7977 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
7980 2004-08-12 Paul Brook <paul@codesourcery.com>
7982 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
7983 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
7985 2004-08-12 David Daney <ddaney@avtrex.com>
7987 * java/gcj.texi: Add subsection on signal usage.
7989 2004-08-12 David Edelsohn <edelsohn@gnu.org>
7991 * expr.c (move_by_pieces): Set alignment for move to minimum of
7992 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
7993 alignment, but not less than the original alignment.
7994 (move_by_pieces_ninsns): Same.
7995 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
7996 (store_by_pieces_1): Same.
7998 2004-08-12 Diego Novillo <dnovillo@redhat.com>
8000 PR tree-optimization/16867
8001 * tree.c (is_global_var): New function.
8002 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
8004 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
8006 (is_global_var): Declare.
8007 * tree-dfa.c (dump_variable): Display global and addressable
8009 (add_referenced_var): Clarify documentation when marking
8010 variables call-clobbered.
8011 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
8012 instead of needs_to_live_in_memory.
8013 (mark_call_clobbered): If the variable is a tag, mark it
8015 * tree-gimple.c (is_gimple_reg): Don't check for
8017 (is_gimple_non_addressable): Likewise.
8018 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
8019 needs to be marked call-clobbered.
8020 (setup_pointers_and_addressables): Call is_global_var instead
8021 of needs_to_live_in_memory.
8022 * tree-ssa-dce.c (need_to_preserve_store): Remove.
8023 Update all users with is_global_var.
8024 (mark_stmt_if_obviously_necessary): Fix processing of aliased
8025 stores. Don't check the virtual definitions. Rather, check
8026 whether the store is going into global memory.
8027 (find_obviously_necessary_stmts): Get the symbol from the PHI
8029 * tree-ssa-operands.c (get_call_expr_operands): Do not add
8030 clobbering may-defs if the call does not have side effects.
8032 2004-08-12 Jakub Jelinek <jakub@redhat.com>
8035 * output.h (default_function_rodata_section,
8036 default_no_function_rodata_section): New prototypes.
8037 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
8038 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
8039 (TARGET_ASM_OUT): Add it.
8040 * varasm.c (default_function_rodata_section,
8041 default_no_function_rodata_section): New functions.
8042 * final.c (final_scan_insn): Call
8043 targetm.asm_out.function_rodata_section instead of
8044 readonly_data_section.
8045 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
8046 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8047 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8048 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8050 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8051 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8053 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
8055 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8056 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
8057 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
8059 2004-08-12 Paul Brook <paul@codesourcery.com>
8061 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
8063 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
8066 2004-08-12 Ben Elliston <bje@au.ibm.com>
8069 * config/rs6000/altivec.h: Change vector to __vector throughout.
8070 (Except for the `vector' macro itself).
8072 2004-08-12 Zack Weinberg <zack@codesourcery.com>
8074 * genpreds.c: Add capability to generate predicate bodies as
8075 well as function prototypes. Write function prototypes for
8076 the generic predicates too.
8077 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
8078 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
8079 (write_match_code, write_predicate_expr, write_one_predicate_function)
8080 (parse_option): New functions.
8081 (output_predicate_decls): Delete.
8082 (main): Read the machine description, process DEFINE_PREDICATE or
8083 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
8086 * genrecog.c (struct decision_test): Replace index with
8087 struct pred_data pointer.
8088 (next_index): Remove, unused.
8089 (pred_table, preds, special_mode_pred_table): Delete.
8090 (compute_predicate_codes, process_define_predicate): New functions.
8091 (validate_pattern, add_to_sequence, write_switch): Update for
8092 new data structures.
8093 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
8094 Check both error_count and have_error.
8096 * gensupport.c (in_fname, first_predicate): New globals.
8097 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
8098 (predicate_table, last_predicate, old_pred_table)
8099 (old_special_pred_table): New statics.
8100 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
8101 (add_predicate, init_predicate_table): New functions.
8102 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
8103 (init_md_reader_args_cb): Use the global in_fname. No need to zero
8104 it or max_include_len. Call init_predicate_table.
8105 (read_rtx): Run the predicate queue after the attribute queue
8106 but before all the others.
8107 * gensupport.h (in_fname, struct pred_data, first_predicate)
8108 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
8109 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
8110 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
8111 * dummy-conditions.c: Don't include bconfig.h, system.h,
8112 coretypes.h, tm.h, or system.h. Do include stddef.h.
8113 Duplicate declaration of struct c_test from gensupport.h.
8115 * Makefile.in (OBJS-common): Add insn-preds.o.
8116 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
8117 (insn-preds.c, insn-preds.o): New rules.
8118 (s-preds): Also generate insn-preds.c.
8119 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
8120 Update dependencies.
8121 (print-rtl.o, print-rtl1.o): Correct dependencies.
8123 * recog.h: Delete prototypes of predicate functions.
8125 * doc/md.texi (Predicates): New section with complete
8126 documentation of operand/operator predicates. Remove some
8127 incomplete documentation of predicates from other places.
8128 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
8129 PREDICATE_CODES; indicate that both are deprecated in favor
8130 of define_predicate/define_special_predicate.
8132 * config/ia64/ia64.c: All predicate function definitions moved
8134 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
8135 (ia64_expand_load_address, ia64_expand_move):
8136 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
8138 * config/ia64/ia64.md: All predicates now defined here.
8139 (symbolic_operand): Is now a special predicate.
8141 * config/ia64/ia64.h: Declare ia64_section_threshold.
8142 (PREDICATE_CODES): Delete.
8144 2004-08-12 Richard Henderson <rth@redhat.com>
8146 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
8147 * c-semantics.c (add_stmt): Set it.
8148 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
8149 before instantiating a variable sized type.
8151 2004-08-12 Richard Henderson <rth@redhat.com>
8153 * stor-layout.c (round_up, round_down): Move ...
8154 * fold-const.c (round_up, round_down): ... here. Use
8155 multiple_of_p to avoid any arithmetic at all.
8157 2004-08-12 Richard Henderson <rth@redhat.com>
8159 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
8160 (gimplify_init_ctor_preeval_1): New.
8161 (gimplify_init_ctor_preeval): New.
8162 (gimplify_init_ctor_eval): New.
8163 (gimplify_init_constructor): Use them. Always gimplify the LHS
8166 2004-08-12 Ziemowit Laski <zlaski@apple.com>
8168 (This patch is part of merge of objc-improvements-branch
8171 * doc/frontends.texi: Mention Objective-C++ in addition to
8173 * doc/install.texi: Add 'obj-c++' to list of configurable
8175 * doc/invoke.texi: Rename Objective-C option headings to
8176 indicate they also apply to Objective-C++. List file
8177 extensions for Objective-C++ sources. Mention that
8178 ObjC and ObjC++ compilations may also use C and C++ options,
8179 respectively. Point users to doc/standards.texi for
8180 further info on ObjC and ObjC++.
8181 * doc/sourcebuild.texi: Mention the objcp/ directory and
8182 the Objective-C++ sources it contains.
8183 * doc/standards.texi: Update link to Apple ObjC site;
8184 add link to gcc readings.html WWW doc.
8186 2004-08-12 Alan Modra <amodra@bigpond.net.au>
8188 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
8189 and 2004-07-14 changes.
8191 2004-08-12 Paul Brook <paul@codesourcery.com>
8193 * doc/invoke.texi: Fix typo.
8195 2004-08-11 Devang Patel <dpatel@apple.com>
8197 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
8198 and -no_dead_strip_inits_and_terms.
8200 * doc/invoke.texi (Darwin Options): Document -dead_strip and
8201 -no_dead_strip_inits_and_terms.
8203 2004-08-11 Paul Brook <paul@codesourcery.com>
8205 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
8206 (arm_load_pic_register): ... to this.
8207 * config/arm/arm.c (arm_finalize_pic): Rename ...
8208 (arm_load_pic_register): ... to this. Always output insns at the
8209 current location. Load via low reg in thumb mode.
8210 (arm_expand_prologue): Call arm_load_pic_register.
8211 (thumb_expand_prologue): Ditto.
8212 * config/arm/arm.h (FINALIZE_PIC): Remove.
8213 * config/arm/arm.md (builtin_setjmp_receiver): Call
8214 arm_load_pic_register.
8216 2004-08-11 Paul Brook <paul@codesourcery.com>
8218 * arm.c (thumb_force_lr_save): Add prototype.
8219 (thumb_compute_save_reg_mask): New function.
8220 (thumb_find_work_register): New function.
8221 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
8222 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
8223 Don't clobber r3 when removing pretend args.
8224 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
8225 (thumb_output_function_prologue): Use new functions.
8226 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
8227 * arm.h (THUMB_REG_PUSHED_P): Remove.
8229 2004-08-11 James E Wilson <wilson@specifixinc.com>
8231 PR rtl-optimization/16490
8232 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
8233 global_live_at_end for new basic block if already set for other blocks.
8235 2004-08-11 David Edelsohn <edelsohn@gnu.org>
8237 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
8239 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
8240 (mfcr rlwinm rlwinm patterns): Set length to 12.
8242 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
8244 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
8245 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
8246 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
8247 (start_ssa_stmt_operands): Delete.
8248 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
8249 struct stmt_operands_d.
8250 (build_ssa_operands): New extern entry point.
8251 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
8252 building code, replace with create_ssa_artficial_load_stmt().
8253 * tree-ssa-operands.c (struct voperands_d): Delete.
8254 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
8255 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
8256 (free_uses, free_defs, free_vuses, free_v_may_defs,
8257 free_v_must_defs): Remove dealloc parameter.
8258 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
8259 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
8260 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
8261 vector comparisons, ssa_name reuse, and allocations here.
8262 (verify_start_operands): Delete.
8263 (finalize_ssa_stmt_operands): Set new operands by calling finalize
8265 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
8266 (append_def, append_usei): Simplify to simple accumulation.
8267 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
8268 duplicates and simple accumulation.
8269 (free_ssa_operands): Free vectors in a stmt_operand structure.
8270 (build_ssa_operands): New. Create a new stmt_operand structure from
8271 a stmt and an old set of stmt_operands.
8272 (get_stmt_operands): Simplify and call build_ssa_operands.
8273 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
8274 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
8275 add_call_read_ops): Don't pass prev_vops around anymore.
8276 (note_addressable): Return if no stmt annotation.
8277 (copy_virtual_operands): Access v_may_def operands through a struct.
8278 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
8279 hash tables without treating the stmt as a real stmt.
8280 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
8281 v_may_def def and use through a struct instead of 2 array elements.
8282 (struct v_may_def_optype_d): Use v_may_def_operand_type.
8283 (struct stmt_operands_d): New. Struct for storing all operand vectors.
8285 2004-08-11 Nick Clifton <nickc@redhat.com>
8287 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
8288 this funciton's behaviour. Return true when the current function
8289 has a section attribute and -mlong-calls is in effect.
8290 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
8291 short-call marker when -mlong-calls is in effect and the function
8292 has a section attribute.
8294 2004-08-10 Zack Weinberg <zack@codesourcery.com>
8296 * stmt.c (expand_return): If asked to return the RESULT_DECL,
8297 just call expand_value_return on result_rtl.
8299 2004-08-10 Richard Henderson <rth@redhat.com>
8301 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
8302 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
8303 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
8304 (add_location_or_const_value_attribute): ... not here. Use
8305 loc_descriptor_from_tree if possible.
8306 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
8307 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
8309 (loc_descriptor_from_tree): New. Update callers.
8310 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
8311 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
8312 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
8313 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
8314 and BUILT_IN_STACK_RESTORE.
8315 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
8316 * stmt.c (expand_stack_alloc): Remove.
8317 * tree-mudflap.c (mx_register_decls): Don't look for
8318 BUILT_IN_STACK_ALLOC.
8319 * tree-nested.c (convert_local_reference): Likewise.
8320 * tree.h (DECL_VALUE_EXPR): New.
8322 2004-08-10 Richard Henderson <rth@redhat.com>
8324 * stor-layout.c (round_up): Check for 0/1 before dividing.
8325 (round_down): Likewise.
8327 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
8329 2004-08-09 Mark Mitchell <mark@codesourcery.com>
8331 * config.gcc (arm*-*-eabi*): New target.
8332 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
8333 (TARGET_LIB_INT_CMP_BIASED): Likewise.
8334 * expmed.c (expand_divmod): Try a two-valued divmod function as a
8336 * gthr.h: Remove bogus tokens at end of #pragma.
8337 * optabs.c (expand_twoval_binop_libfunc): New function.
8338 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
8339 (prepare_float_lib_cmp): Try reversing the condition.
8340 (debug_optab_libfuncs): New function.
8341 * optabs.h (expand_twoval_binop_libfunc): Declare.
8342 * config/arm/arm.c (arm_init_libfuncs): New function.
8343 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
8344 (TARGET_INIT_LIBFUNCS): Define it.
8345 * config/arm/arm.h (TARGET_BPABI): New macro.
8346 * config/arm/arm-protos.h
8347 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
8348 * config/arm/bpabi.S: New file.
8349 * config/arm/bpabi.c: Likewise.
8350 * config/arm/bpabi.h: Likewise.
8351 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
8352 (__aeabi_drsub): Likewise.
8353 (__aeabi_dsub): Likewise.
8354 (__aeabi_dadd): Likewise.
8355 (__aeabi_ui2d): Likewise.
8356 (__aeabi_i2d): Likewise.
8357 (__aeabi_f2d): Likewise.
8358 (__aeabi_dmul): Likewise.
8359 (__aeabi_ddiv): Likewise.
8360 (__aeabi_cdrcmple): Likewise.
8361 (__aeabi_cdcmpeq): Likewise.
8362 (__aeabi_cdcmple): Likewise.
8363 (__aeabi_dcmpeq): Likewise.
8364 (__aeabi_dcmplt): Likewise.
8365 (__aeabi_dcmple): Likewise.
8366 (__aeabi_dcmpge): Likewise.
8367 (__aeabi_dcmpgt): Likewise.
8368 (__aeabi_dcmpun): Likewise.
8369 (__aeabi_d2iz): Likewise.
8370 (__aeabi_d2uiz): Likewise.
8371 (__aeabi_d2f): Likewise.
8372 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
8373 (__aeabi_frsub): Likewise.
8374 (__aeabi_fsub): Likewise.
8375 (__aeabi_fadd): Likewise.
8376 (__aeabi_ui2f): Likewise.
8377 (__aeabi_i2f): Likewise.
8378 (__aeabi_fmul): Likewise.
8379 (__aeabi_fdiv): Likewise.
8380 (__aeabi_cfrcmple): Likewise.
8381 (__aeabi_cfcmpeq): Likewise.
8382 (__aeabi_cfcmple): Likewise.
8383 (__aeabi_fcmpeq): Likewise.
8384 (__aeabi_fcmplt): Likewise.
8385 (__aeabi_fcmple): Likewise.
8386 (__aeabi_fcmpge): Likewise.
8387 (__aeabi_fcmpgt): Likewise.
8388 (__aeabi_fcmpun): Likewise.
8389 (__aeabi_f2iz): Likewise.
8390 (__aeabi_f2uiz): Likewise.
8391 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
8392 (__aeabi_uidivmod): New function or alias.
8393 (__aeabi_idivmod): Likewise.
8394 (__aeabi_idiv0): Likewise.
8395 (__aeabi_ldiv0): Likewise.
8396 (__aeabi_llsr): Likewise.
8397 (__aeabi_lasr): Likewise.
8398 (__aeabi_llsl): Likewise.
8399 (bpabi.S): Include it.
8400 * config/arm/libgcc-bpabi.ver: New file.
8401 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
8402 (LINK_SPEC): Remove.
8403 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
8405 * config/arm/t-bpabi: New file.
8406 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
8407 (TARGET_LIB_INT_CMP_BIASED): Likewise.
8409 2004-08-10 David Edelsohn <edelsohn@gnu.org>
8411 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
8412 * config/rs6000/rs6000.md (clrmemsi): New pattern.
8413 * config/rs6000/rs6000.c (expand_block_clear): New function.
8414 (expand_block_move): Convert alignment to bits. Use SImode and
8415 HImode for unaligned addresses if not STRICT_ALIGNMENT.
8417 2004-08-10 Caroline Tice <ctice@apple.com>
8419 * varasm.c (unlikely_section_label): New global variable.
8420 (unlikely_text_section_name): New global variable.
8421 (text_section): Remove alignment statement.
8422 (unlikely_text_section): Remove alignment statement; use
8423 unlikely_section_label rather than hard-coded string.
8424 (assemble_start_function): Initialize unlikely_section_label and
8425 unlikely_text_section_name; make sure cold section is properly
8426 aligned at start of function; output unlikely_section_label if
8429 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8431 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
8432 * config/s390/s390.c (s390_canonicalize_comparison): New function.
8433 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
8434 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
8435 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
8436 ("*tmqi_mem"): Remove SUBREG from pattern.
8437 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
8438 ("*andsi3_cconly"): Likewise.
8440 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
8443 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
8445 2004-08-10 Janis Johnson <janis187@us.ibm.com>
8447 * doc/sourcebuild.texi (compat testing): Document available test
8448 framework commands. Use the preferred spelling of DejaGnu.
8450 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
8452 * lambda.h: Add matrix type, and prototypes for remainder of
8453 matrix and vector functions.
8454 (lambda_vector_mult_const): New function.
8455 (lambda_vector_negate): Ditto.
8456 (lambda_vector_add): Ditto.
8457 (lambda_vector_add_mc): Ditto.
8458 (lambda_vector_copy): Ditto.
8459 (lambda_vector_zerop): Ditto.
8460 (lambda_vector_equal): Ditto.
8461 (lambda_vector_min_nz): Ditto.
8462 (lambda_vector_first_nz): Ditto.
8463 (lambda_vector_matrix_mult): Ditto.
8464 * lambda-mat.c: New file.
8465 * Makefile.in (lambda-mat.o): New.
8467 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
8469 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
8470 after linking stmt into the program.
8471 (bsi_remove): Don't call modify_stmt.
8472 * tree-complex.c (update_complex_assignment,
8473 expand_complex_comparison): Call modify_stmt after changing the stmt.
8474 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
8476 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
8477 the stmt, and only if needed.
8478 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
8480 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
8481 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
8482 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
8483 (eliminate_redundant_computations): Don't pass an annotation. Call
8484 modify_stmt rather than setting the annotation directly.
8485 (record_equivalences_from_stmt): Remove unused local 'j'.
8486 (cprop_operand): Take a stmt rather than an annotation as a parameter.
8488 (cprop_into_stmt): Pass stmt rather than annotation.
8489 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
8490 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
8492 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
8494 2004-08-10 Jason Merrill <jason@redhat.com>
8497 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
8500 2004-08-10 Geoffrey Keating <geoffk@apple.com>
8502 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
8505 2004-08-10 Roger Sayle <roger@eyesopen.com>
8507 * config/mips/mips.md: New reciprocal square root patterns that
8508 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
8510 2004-08-10 Paul Brook <paul@codesourcery.com>
8512 * config/arm/arm-protos.h (arm_set_return_address,
8513 thumb_set_return_address): Add prototypes.
8514 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
8515 * config/arm/arm.c (arm_compute_func_type,
8516 use_return_insn, arm_compute_save_reg0_reg12_mask,
8517 arm_compute_save_reg_mask, arm_output_function_prologue,
8518 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
8519 current_function_calls_eh_return.
8520 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
8522 (arm_set_return_address, thumb_set_return_address): New functions.
8523 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
8524 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
8525 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
8526 (epilogue): Use the stackadj register.
8527 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
8529 2004-08-10 Jakub Jelinek <jakub@redhat.com>
8532 * expr.c (move_by_pieces_ninsns): Add max_size argument.
8533 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
8534 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
8535 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
8536 but using MOVE_RATIO.
8537 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
8538 (can_store_by_pieces): Change max_size type to unsigned int.
8539 (store_by_pieces_1): Likewise. Pass max_size to
8540 move_by_pieces_ninsns.
8541 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
8542 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
8543 to move_by_pieces_ninsns.
8544 (STORE_BY_PIECES_P): Define.
8545 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
8546 to move_by_pieces_ninsns.
8547 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
8549 * config/i386/i386.h (CLEAR_RATIO): Define.
8551 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
8553 * expr.c (expand_expr_real_1): Add back code that was not dead.
8555 2004-08-09 Andrew Pinski <apinski@apple.com>
8557 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
8558 which is found to be compatible before returning the aliasing set.
8560 2004-08-09 Daniel Jacobowitz <dan@debian.org>
8562 * ggc-zone.c (struct alloc_zone): Add statistics counters.
8563 (always_collect): New flag.
8564 (ggc_alloc_zone_1): Update statistics support. Don't include
8565 overhead in allocated counter.
8566 (sweep_pages): Update allocated counter for large pages. Don'y
8568 (ggc_collect_1): Always collect.
8569 (ggc_collect): Honor always_collect flag. Sum all zones to decide
8571 (SCALE, LABEL): New macros.
8572 (ggc_print_statistics): Add statistics support.
8574 2004-08-09 Roger Sayle <roger@eyesopen.com>
8576 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
8577 (init_expmed): Fix potential overrun problem with "all.reg".
8578 (expand_sdiv2_pow2): Add an alternate implementation for signed
8579 division, if the target provides a suitable conditional move insn.
8581 2004-08-09 Paul Brook <paul@codesourcery.com>
8582 Richard Henderson <rth@redhat.com>
8584 * unwind-dw2.c (uw_install_context_1): Update target saved stack
8587 2004-08-09 Geoffrey Keating <geoffk@apple.com>
8589 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
8590 Check DATA limit only if there's no AS limit. Ignore insanely
8592 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
8593 but take care that the AS limit isn't overrun.
8594 * doc/invoke.texi: Update documentation of min-heapsize parameter.
8596 2004-08-09 Jeff Law <law@redhat.com>
8598 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
8599 (tree-ssa-threadupdate.o): Add dependencies.
8600 * tree-ssa-threadupdate.c: New file.
8601 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
8602 (rewrite_vars_out_of_ssa): Remove prototype.
8603 (cleanup_tree_cfg): Returns a bool.
8604 * tree.h (thread_through_all_blocks): Prototype.
8605 * tree-outof-ssa.c (SSANORM_*): Move into here.
8606 (remove_ssa_form): Now static.
8607 (rewrite_vars_out_of_ssa): Kill.
8608 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
8609 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
8610 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
8611 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
8612 anything was changed.
8613 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
8614 from the PHI's annotation rather than the edge associated with
8616 * tree-ssa-dom.c (redirection_edges): Kill.
8617 (redirect_edges_and_update_ssa_graph): Kill.
8618 (tree_ssa_dominator_optimize): Do not reset forwardable flag
8619 for blocks anymore. Do not initialize redirection_edges.
8620 Call thread_through_all_blocks. Simplify code for cleanup
8621 of the CFG and iterating. No longer call cleanup_tree_cfg
8622 outside the iteration loop.
8623 (thread_across_edge): No longer mess with forwardable blocks.
8625 2004-08-09 Zack Weinberg <zack@codesourcery.com>
8627 * explow.c (memory_address): Use memory_address_p.
8628 * recog.c (general_operand): Likewise.
8629 * regrename.c: No need to define REG_OK_STRICT.
8631 2004-08-09 Steven Bosscher <stevenb@suse.de>
8633 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
8635 * gcse.c: Include timevar.h.
8636 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
8637 and global_copy_prop_count.
8638 (local_const_prop_count, local_copy_prop_count): New static globals.
8639 (gcse_main): Set the right timevar for each pass.
8640 (cprop_jump): Increment global_const_prop_count when a constant is
8641 propagated. Add "GLOBAL" to dump output.
8642 (cprop_insn): Increment global_const_prop_count when a constant is
8643 propagated, or global_copy_prop_count when a copy is propagated.
8644 (do_local_cprop): Likewise for local_const_prop_count and
8645 local_copy_prop_count.
8646 (one_cprop_pass): Initialize const/cprop counters to zero.
8647 Print out results of local and global const/cprop separately.
8648 (bypass_block): Break over-length line.
8649 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
8650 for bb-reorder.o and tracer.o.
8652 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
8654 * Makefile.in (GTFILES): Remove stmt.c
8655 (stmt.o): Do not depend on gt-stmt.h.
8656 * emit-rtl.c (emit_line_note): Do not call
8657 set_file_and_line_for_stmt.
8658 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
8660 * function.c (free_after_parsing): Do not free STMT field.
8661 (allocate_struct_function): Do not call init_stmt_for_function.
8662 (assign_stack_temp_for_type): Do not accept values of keep
8664 (init_temp_slots): Do not initialize removed variables.
8665 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
8666 and X_VAR_TEMP_SLOT_LEVEL fields.
8667 * rtl.h (set_file_and_line_for_stmt): Remove.
8668 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
8669 struct stmt_status, cond_stack, case_stack, nesting_stack,
8670 nesting_depth, emit_locus, set_file_and_line_for_stmt,
8671 same_case_target_p, init_stmt_for_function, emit_nop,
8672 expand_start_cond, expand_start_elseif, expand_start_else,
8673 expand_elseif, expand_end_cond): Remove.
8674 (preserve_subexpressions_p): Remove references to CFUN->STMT.
8675 (expand_start_case, expand_end_case_type): Remove, merge into...
8676 (expand_case): ... this one, including other bits from
8677 expand_expr_real_1. Inline same_case_target_p. Turn members
8678 of CASE_STACK into local variables.
8679 (emit_case_bit_tests): Inline same_case_target_p.
8680 (add_case_node): Add HEAD argument, return new head of the list,
8681 do not handle default label here.
8682 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
8683 expand_start_elseif, current_nesting_level, expand_start_case,
8684 expand_end_case_type, expand_end_case, add_case_node,
8685 init_stmt_for_function, expand_elseif): Remove prototypes.
8686 (expand_case): Add prototype.
8688 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
8690 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
8692 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
8694 * expr.c (var_rtx): Remove.
8695 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
8696 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
8697 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
8699 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
8700 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
8701 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
8703 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
8704 Ayal Zaks <zaks@il.ibm.com>
8706 * common.opt (freschedule-modulo-scheduled-loops): New flag.
8707 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
8708 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
8709 when -freschedule-modulo-scheduled-loops flag is not specified.
8710 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
8711 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
8712 More accurate placing of insn in row of partial schedule.
8713 (ps_insn_find_column): New function.
8714 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
8715 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
8716 (schedule_region): Use sched_is_disabled_for_current_region_p.
8717 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
8719 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
8724 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
8726 * config/i386/i386.c (ix86_expand_clrmem): Properly call
8727 gen_strset for 64bit target.
8729 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
8731 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
8733 2004-08-07 Jason Merrill <jason@redhat.com>
8735 Make return in memory explicit.
8736 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
8737 (assign_parm_find_data_types): Remove code for old front end
8738 invisible reference handling.
8739 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
8740 (expand_function_end): Likewise.
8741 * gimplify.c (gimplify_return_expr): Handle a dereferenced
8743 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
8744 (declare_return_variable): Handle DECL_BY_REFERENCE.
8745 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
8746 (cp_genericize_r): Use convert_from_reference.
8747 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
8748 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
8750 * c-common.c (c_warn_unused_result): Check TREE_USED before
8751 warning about a CALL_EXPR with an unused value.
8753 2004-08-06 Mark Mitchell <mark@codesourcery.com>
8755 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
8756 to the compiler. Use -fshort-wchar by default.
8758 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
8760 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
8761 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
8763 * doc/invoke.texi (param): Document min-crossjump-insns.
8765 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
8768 * c.opt (Wmissing-field-initializers): New option.
8769 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
8770 * c-typeck.c (pop_init_level): Guard the missing field warning with
8771 warn_missing_field_initializers rather than extra_warnings.
8772 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
8773 some of the explanation from...
8774 (-Wextra): ...here. Say that the missing field warning can be
8775 seperately controlled by -Wmissing-field-initializers.
8777 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
8779 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
8780 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
8781 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
8782 * tree.def (ENTRY_VALUE_EXPR): Remove.
8784 2004-08-06 Jakub Jelinek <jakub@redhat.com>
8786 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
8787 the places where it is actually needed. Don't use repz; stosb
8788 for -Os with sufficiently small constant sizes.
8789 For sufficiently small repz; stos{l,q} repeat counts use a sequence
8790 of stos{l,q} instructions instead.
8792 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8794 PR tree-optimization/16807
8795 * loop-iv.c (dump_iv_info): Dump invariants correctly.
8796 (iv_subreg, iv_extend): Express value of invariant purely in
8799 2004-08-06 Mark Mitchell <mark@codesourcery.com>
8801 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
8802 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
8804 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
8806 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
8807 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
8809 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
8810 pattern until reload is finished to allow better code generation
8811 and split them completely into separate instrunctions.
8812 (*andsi3_split): New pattern.
8814 2004-08-05 Mark Mitchell <mark@codesourcery.com>
8816 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
8817 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
8818 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
8819 * tree.h (handle_dll_attribute): Declare. Test
8820 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
8821 * c-common.h (c_determine_visibility): Declare.
8822 * c-common.c (c_determine_visibility): New function.
8823 * c-decl.c (finish_decl): Use it.
8824 (finish_function): Likewise.
8825 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
8826 zero, by default. Use #if, not #ifdef, to test it.
8827 * config/arm/arm.c (arm_attribute_table): Use
8828 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
8830 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
8831 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
8833 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
8834 * config/i386/i386.c (ix86_attribute_table): Use
8835 handle_dll_attribute for dllimport/dllexport. Test
8836 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
8837 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
8838 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
8840 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
8842 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
8844 * doc/extend.texi (dllexport): Clarify and correct documentation.
8845 (dllimport): Likewise.
8846 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
8847 handle_dll_attribute.
8849 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8851 * tree-ssa-loop-manip.c: New file.
8852 * Makefile.in (tree-ssa-loop-manip.o): Add.
8853 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
8855 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
8857 (tree_ssa_loop_done): Verify loop closed ssa form.
8858 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
8860 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8862 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
8863 pa_asm_output_aligned_local): New functions.
8864 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
8865 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
8866 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
8867 pa_asm_output_aligned_common.
8868 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
8869 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
8870 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
8871 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
8872 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
8873 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
8874 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
8875 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
8878 2004-08-05 Andrew Pinski <apinski@apple.com>
8880 * objc/objc-act.c (build_objc_string_object): Mark the address
8881 expression as constant.
8883 2004-08-05 David Edelsohn <edelsohn@gnu.org>
8885 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
8886 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
8887 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
8889 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
8891 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
8892 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
8893 out, and associated obsolete comments.
8895 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
8897 * tree.h (force_fit_type): Return a tree, take three flags.
8898 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
8899 TREE_CONSTANT_OVERFLOW here.
8900 (int_const_binop, const_binop): Adjust.
8901 (size_int_type): Do sign extension here.
8902 (fold_convert_const, optimize_bit_field_compare,
8903 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
8904 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
8905 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
8907 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8909 PR tree-optimization/16864
8910 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
8911 for ssa names without default_def.
8913 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
8915 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
8916 frame pointer, restore eax with an ebp-relative address.
8918 2004-08-04 Geoffrey Keating <geoffk@apple.com>
8921 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
8922 * c-common.h (make_rtl_for_local_static): Delete.
8923 * c-decl.c (shadow_tag_warned): Clean up comment.
8924 (finish_decl): Clean up spacing. Use set_user_assembler_name when
8925 appropriate. Don't pass asmspec to rest_of_decl_compilation.
8926 * c-semantics.c (make_rtl_for_local_static): Delete.
8927 * expr.c (init_block_move_fn): Use set_user_assembler_name.
8928 (init_block_clear_fn): Likewise.
8929 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
8930 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
8931 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
8932 * tree.h (make_decl_rtl): Remove second parameter.
8933 (set_user_assembler_name): New.
8934 * varasm.c (set_user_assembler_name): New.
8935 (make_decl_rtl): Remove second parameter. Update callers in many
8938 2004-08-05 Adam Nemet <anemet@lnxw.com>
8940 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
8941 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
8943 * gthr-lynx.h: New file.
8944 * config/lynx-ng.h: Remove file.
8945 * config/lynx.h: Update to LynxOS 4.0.
8946 * config/t-lynx: New file.
8947 * config/i386/lynx-ng.h: Remove file.
8948 * config/i386/lynx.h: Update to LynxOS 4.0.
8949 * config/rs6000/lynxbase.h: Remove file.
8950 * config/rs6000/lynx.h: Update to LynxOS 4.0.
8951 * config/rs6000/t-lynx: New file.
8952 * doc/install.texi (Options specification): Remove reference to
8953 LynxOS from systems where --with-gnu-as makes a difference.
8955 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
8957 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
8959 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
8961 (c_cpp_builtins): Call it.
8962 * doc/cpp.texi: Update.
8964 2004-08-04 David Edelsohn <edelsohn@gnu.org>
8966 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
8969 2004-08-04 Jan Hubicka <jh@suse.cz>
8971 * basic-block.h (profile_staus): New global variable.
8972 * cfg.c (profile_status): Declare.
8973 (check_bb_profile): Break out from ....; use profile_status
8974 (dump_flow_info): ... here.
8975 * cfgbuild.c (find_basic_blocks): Set profile_status.
8976 * cfgexpand.c (tree_expand_cfg): Likewise.
8977 * predict.c (estimate_probability): Likewise.
8978 * profile.c (branch_prob): Likewise.
8979 * tree-cfg.c (build_tree_cfg): Likewise.
8980 (dump_function_to_file): Use check_bb_profile.
8981 * tree-pretty-print (dump_bb_header): Likewise.
8982 * tree-profile.c (do_tree_profiling): Cleanup.
8984 2004-08-04 Zack Weinberg <zack@codesourcery.com>
8986 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
8987 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
8988 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
8989 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
8990 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
8991 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
8992 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
8993 (ggc-none.o, errors.o): Move rule to generators section;
8994 correct dependencies.
8995 (min-insn-modes.o): Move rule to generators section; remove
8996 unnecessary explicit command; correct dependencies.
8997 (print-rtl.o, print-rtl1.o): Correct dependencies.
8998 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
8999 (mostlyclean): Update.
9001 * errors.c: Include bconfig.h not config.h. Correct comment.
9002 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
9003 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
9004 * print-rtl.c: Don't include tm_p.h.
9006 * rtl.h: Move forward-decl of struct function down where it's
9007 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
9008 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
9010 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9011 Jeff Law <law@redhat.com>
9013 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
9014 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
9015 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
9016 manipulate the duplicated ssa names.
9017 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
9018 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
9019 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
9021 (release_ssa_name): Do not release ssa names that may have multiple
9023 * tree.h (release_ssa_name_force, mark_for_rewrite,
9024 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
9025 marked_ssa_names): Declare.
9026 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
9027 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
9028 Update call to rewrite_ssa_into_ssa.
9030 2004-08-04 Mark Mitchell <mark@codesourcery.com>
9032 * defaults.h (TARGET_DECLSPEC): New macro.
9033 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
9034 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
9035 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
9036 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
9038 (TARGET_DECLSPEC): Define.
9039 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
9041 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
9043 (TARGET_DECLSPEC): Define.
9044 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
9046 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
9048 * doc/tm.texi (TARGET_DECLSPEC): Document.
9050 * doc/extend.texi: Fix typo in comment.
9052 2004-08-04 Paul Brook <paul@codesourcery.com>
9054 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
9055 (TARGET_CXX): Use it.
9056 * target.h (struct gcc_target): Add cdtor_returns_this.
9057 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
9058 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
9059 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
9061 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
9063 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
9064 low/high pair. Do range checking directly.
9065 (interpret_integer): Adjust.
9067 2004-08-04 Nick Clifton <nickc@redhat.com>
9069 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
9071 * doc/invoke.texi: Document this new switch and also the -mrenesas
9074 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
9076 * cfglayout.c (insn_locators_initialize): Update the current
9077 location before initializing a location.
9079 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9081 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
9082 (dbxout_function_end): Return after emitting the "Lscope" symbol
9083 under the same conditions that this function formerly wasn't called.
9084 Add explanatory comments.
9087 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
9091 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
9092 functions, broken out of dbxout_block.
9093 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
9094 stabs too, if it contains symbols. Use the begin_label and
9095 the Lscope label (emitted by dbxout_function_end) for the
9096 range of this block.
9098 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
9100 * doc/install.texi: Update autoconf version requirements.
9102 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9104 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
9105 * recog.c (general_operand, immediate_operand, nonmemory_operand)
9106 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
9107 * regclass.c (record_reg_classes): Likewise.
9108 * reload.c (find_reloads): Likewise.
9109 * reload1.c (reload): Likewise.
9111 2004-08-03 Zack Weinberg <zack@codesourcery.com>
9113 * gensupport.c (init_md_reader_args_cb): Renamed from
9114 init_md_reader_args. Add third option, callback function for
9115 parsing program-specific options. Add diagnosis of incorrect
9116 number of input files.
9117 (init_md_reader): Fold into init_md_reader_args_cb.
9118 (init_md_reader_args): Now a thin wrapper around
9119 init_md_reader_args_cb.
9120 * gensupport.h: Update prototypes.
9122 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
9123 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
9124 * genrecog.c: No need to diagnose lack of an input file;
9125 init_md_reader_args will handle it.
9126 * genconditions.c: Likewise, and use init_md_reader_args.
9127 * genconstants.c: Likewise, and no need to call read_md_rtx.
9129 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
9131 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
9134 2004-08-03 Mike Stump <mrs@apple.com>
9136 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
9138 * doc/invoke.texi (Darwin Options): Update to reflect above.
9140 2004-08-03 Roger Sayle <roger@eyesopen.com>
9143 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
9144 truncations, not just global truncations.
9146 2004-08-03 Andrew Pinski <apinski@apple.com>
9149 * loop-iv.c (simplify_using_assignment): Initialize lhs.
9151 2004-08-03 Paul Brook <paul@codesourcery.com>
9153 * gcc/doc/install.texi: Document MPFR requirement.
9155 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
9157 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
9158 and mmap() explicitly instead of relying on preset autoconf cache
9160 * configure: Regenerate.
9162 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
9165 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
9167 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
9168 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
9171 * config/i386/t-gmm_malloc: New file.
9172 * config/i386/t-pmm_malloc: Likewise.
9174 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
9176 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
9177 Tanguy Fautrà <tfautre@pandora.be>
9179 * config/i386/pmm_malloc.h: New file.
9181 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
9183 * config/i386/gmm_malloc.h: New file.
9185 2004-08-03 Dale Johannesen <dalej@apple.com>
9187 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
9188 * c-common.c: Include opts.h.
9189 (c_common_get_alias_set): Fix check for a single input file.
9190 * toplev.c: Remove current_file_decl.
9193 2004-08-03 Mark Mitchell <mark@codesourcery.com>
9195 * config.gcc (arm*-*-symbianelf*): New target.
9196 * config/arm/symbian.h: New file.
9198 * gthr-gnat.c: Add visibility #pragmas.
9199 * gthr-gnat.h : Likewise.
9201 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
9202 (__ffsDI2): Likewise.
9203 (__clzSI2): Likewise.
9204 (__ctzSI2): Likewise.
9205 (__ctzDI2): Likewise.
9206 (__popcountSI2): Likewise.
9207 (__popcountDI2): Likewise.
9208 (__paritySI2): Likewise.
9209 (__parityDI2): Likewise.
9210 * libgcc2.h: Add visibility #pragmas.
9211 (__clzDI2): Add prototype.
9212 (__clzSI2): Likewise.
9213 (__ctzSI2): Likewise.
9214 (__ffsDI2): Likewise.
9215 (__ffsSI2): Likewise.
9216 (__ctzDI2): Likewise.
9217 (__popcountSI2): Likewise.
9218 (__popcountDI2): Likewise.
9219 (__paritySI2): Likewise.
9220 (__parityDI2): Likewise.
9221 * unwind-dw2-fde.h: Add visibility #pragmas.
9222 * unwind.h: Likewise.
9224 2004-08-03 David Edelsohn <edelsohn@gnu.org>
9225 Dale Johannesen <dalej@apple.com>
9226 Roger Sayle <roger@eyesopen.com>
9228 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
9229 constants more accurately. Adjust costs for FMA instructions.
9230 Add cases for most logical and float operations. Recurse into
9233 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9235 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
9237 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
9239 * ra-build.c (conflicts_between_webs): For webs that cross a call add
9240 conflicts to regs_invalidated_by_call.
9242 2004-08-03 Paul Brook <paul@codesourcery.com>
9244 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
9246 2004-08-03 Jan Hubicka <jh@suse.cz>
9248 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
9251 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9253 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
9254 arm968es, arm10e, arm1020e, arm1022e.
9255 * invoke.texi: Update list of ARM cores.
9256 * arm-tune.md: Regenerate.
9258 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
9260 * arm/gentune.sh: New file.
9261 * arm/t-arm: New file.
9262 * arm/arm-tune.md: New file (autogenerated).
9263 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
9264 * arm.md (attribute tune): Delete. Include arm-tune.md.
9266 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
9268 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
9269 penultimate parameter. All callers adjusted.
9270 (struct prefix_list): Remove used_flag_ptr.
9271 (find_a_file): Do not set *pl->used_flag_ptr.
9272 (warn_B, warn_std_ptr): Remove.
9274 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
9275 Mostafa Hagog <mustafa@il.ibm.com>
9277 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
9279 2004-08-02 Geoffrey Keating <geoffk@apple.com>
9281 * dwarf2out.c (output_call_frame_info): Don't change data format
9282 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
9283 label. Use 'true' not '1'.
9284 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
9287 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9289 * gdbinit.in: Reflect previous changes to rtunion_def.
9291 2004-08-02 Roger Sayle <roger@eyesopen.com>
9293 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
9294 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
9296 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9298 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
9300 * langhooks.h (lang_hooks::builtin_function): Rename parameter
9301 from "class" to "bt_class".
9303 2004-08-02 Paul Brook <paul@codesourcery.com>
9305 PR rtl-optimization/15068
9306 * flow.c (init_propagate_block_info): Check condition is reversible.
9308 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9310 * gengtype.h (options::info): Change type to const char *.
9311 (enum gc_used_enum): Move out of struct type scope.
9312 * gengtype.c (create_option): Convert initializer for option::info to
9314 (adjust_field_type, walk_type, write_func_for_structure,
9315 write_root, write_roots): Remove pointless cast.
9317 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
9319 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
9321 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9323 * rtl.h (union rtunion_def): Have all members start with the
9325 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
9326 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9327 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
9328 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
9330 * gengtype.c (adjust_field_rtx_def): Likewise.
9331 * rtlanal.c (loc_mentioned_in_p): Likewise.
9333 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
9335 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
9336 Replace uses of mips/elf64.h with mips/elf.h
9337 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
9338 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
9339 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
9340 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
9341 (HANDLE_SYSV_PRAGMA): Delete.
9342 (ASM_OUTPUT_DEF): Fix formatting.
9343 * config/mips/elf64.h: Delete.
9345 2004-08-01 Zack Weinberg <zack@codesourcery.com>
9347 * config/ia64/ia64.c (got_symbolic_operand): Do require a
9348 symbol+offset operand to have its offset be zero mod 0x3fff
9349 when GOT entries are in use. Clarify logic in SYMBOL_REF
9350 case. Clarify comments.
9351 (ia64_expand_load_address): Split a symbol+offset load when
9352 the offset is nonzero mod 0x3fff, not 0x1fff.
9354 2004-08-01 Geoffrey Keating <geoffk@apple.com>
9356 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
9357 if trying to *store* to a non-offsettable address.
9358 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
9359 a nonoffsettable address.
9360 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
9362 (movti_string): Don't move GPRs to a nonoffsettable address.
9363 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
9365 2004-08-02 Ben Elliston <bje@au.ibm.com>
9368 * config/rs6000/altivec.h: Replace typeof with __typeof__.
9370 2004-08-01 Richard Henderson <rth@redhat.com>
9372 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
9373 variable sized types.
9375 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9377 * doc/invoke.texi: In the MIPS options section, remove the passage
9378 saying that -mexplicit-relocs is usually disabled for -mabicalls
9379 -fno-unit-at-a-time.
9380 * config/mips/mips.c (override_options): Remove the code that enforced
9383 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9385 * config/mips/mips.md (cprestore): Provide two alternatives, one for
9386 an in-range offset and one for an out-of-range offset. Wrap the latter
9387 in .set macro/.set nomacro if it's inside a .set nomacro block.
9389 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
9391 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
9392 (mips_restore_gp): Declare.
9393 * config/mips/mips.c (mips_add_offset): Add a scratch register
9394 argument. Reimplement in rtl only, reusing MIPS16 logic from
9395 mips_output_mi_thunk.
9396 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
9398 (mips_gp_save_slot): Delete.
9399 (mips_restore_gp): New function.
9400 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
9401 * config/mips/mips.md (exception_receiver): Turn into a
9402 define_insn_and_split. Use mips_restore_gp to do the split.
9403 (call_internal, call_value_internal, call_value_multiple_internal): Use
9404 mips_restore_gp to restore $gp.
9406 2004-07-31 Andrew Pinski <apinski@apple.com>
9409 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
9411 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
9413 * c-decl.c (diagnose_mismatched_decls): Give error for external
9414 redeclaration of identifier declared with no linkage, not just
9415 warning with -Wtraditional. Do not check DECL_CONTEXT to give
9416 error for redeclaration with no linkage.
9418 2004-07-30 Geoffrey Keating <geoffk@apple.com>
9419 Fariborz Jahanian <fjahanian@apple.com>
9421 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
9422 non-offsettable addresses even for DImode.
9423 (rs6000_split_multireg_move): Cope with non-offsettable addresses
9424 being moved into multiple GPRs.
9426 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
9428 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
9429 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
9431 * config/rs6000/darwin-ldouble.c (isless): New macro.
9433 (nonfinite): New macro.
9435 (_xlqadd): Completely rewrite.
9436 (_xlqmul): Correct overflow handling.
9437 (_xlqdiv): Correct overflow handling.
9438 * config/rs6000/darwin-ldouble-format: New file.
9440 2004-07-30 Roger Sayle <roger@eyesopen.com>
9441 Richard Henderson <rth@redhat.com>
9443 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
9444 9 into the equivalent lea instruction.
9446 2004-07-30 Richard Henderson <rth@redhat.com>
9448 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
9449 with DECL_INITIAL if fb_lvalue.
9450 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
9451 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
9453 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
9455 2004-07-30 Diego Novillo <dnovillo@redhat.com>
9457 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
9458 pointer escapes through a function call, assume that the
9459 callee will dereference it.
9460 (add_pointed_to_var): Assume that VALUE is always an
9462 (collect_points_to_info_r): Only call add_pointed_to_var if
9463 the value is an ADDR_EXPR.
9465 2004-07-30 Diego Novillo <dnovillo@redhat.com>
9467 * tree-ssa-alias.c (create_alias_map_for): Do not get the
9468 alias set of the inner type of ARRAY_TYPEs.
9470 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9472 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
9473 setting a non-register to UNDEFINED right before the call to
9476 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9478 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
9480 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9482 * tree-ssa.c (verify_flow_sensitive_alias_info): When
9483 comparing points-to sets of different pointers, make sure the
9484 second pointer is actually referenced in the code.
9486 2004-07-29 Zack Weinberg <zack@codesourcery.com>
9488 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
9489 (got_symbolic_operand): Remove unreachable code.
9490 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
9491 setjmp_operand; add entry for tls_symbolic_operand.
9492 * config/ia64/ia64-protos.h: Remove all prototypes of
9493 predicate functions.
9495 2004-07-29 Mark Mitchell <mark@codesourcery.com>
9497 * c-common.h (lang_post_pch_load): New variable.
9498 * c-pch.c (lang_post_pch_load): Define it.
9499 (c_common_read_pch): Use it.
9500 * cgraphunit.c (record_call_1): Give the front end a chance to
9501 record additional needed entities when a variable is marked as
9503 * tlink.c (recompile_files): Robustify.
9504 (scan_linker_output): If a symbol is assigned to a file,
9505 but after recompilation is not present there, issue an error
9508 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9510 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
9511 Take orig_loop argument and pass it to set_level.
9512 (schedule_sm): Pass the correct orig_loop to force_move_till.
9514 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9516 * cfgloop.c (update_latch_info): Update dominator of the new block.
9517 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
9519 * dominance.c (verify_dominators): Check that the dominance tree is
9521 (recount_dominator): Ignore unreachable blocks.
9522 (iterate_fix_dominators): Cleanup old dominance information before
9525 2004-07-29 Diego Novillo <dnovillo@redhat.com>
9527 * tree-ssa-operands.c (get_expr_operands): Revert changes
9528 to ADDR_EXPR processing introduced by:
9529 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9530 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
9532 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
9534 * doc/implement-c.texi: Add C90 subclause references. Point to
9535 preprocessor documentation instead of duplicating it. Add points
9536 only present in C90. Fill in documentation for all points.
9538 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9540 * pa.c (output_movb): Correct typo.
9542 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
9544 * ra.h (single_reg_in_regclass): Declare.
9545 * ra.c (single_reg_in_regclass): Define.
9546 (first_hard_reg): New.
9547 (init_ra): Initialize single_reg_in_regclass.
9548 * ra-colorize.c (ok_class): New.
9549 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
9551 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
9553 * gcov-io.h: Allow zero tag as EOF indicator.
9554 (gcov_is_eof): Remove.
9555 (gcov_truncate): Remove.
9556 * gcov-io.c (gcov_seek): Always SEEK_SET.
9557 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
9559 * coverage.c (read_counts_file): Don't use gcov_is_eof.
9560 * gcov-dump.c (dump_file): Likewise.
9561 * gcov.c (read_graph_file, read_count_file): Likewise.
9563 * c-decl.c (complete_array_type): Don't gratuitously copy
9564 maxindex. Check it always has a type.
9566 2004-07-29 Steven Bosscher <stevenb@suse.de>
9568 * rtl.c (currently_expanding_to_rtl): New.
9569 * rtl.h (currently_expanding_to_rtl): Export it.
9570 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
9572 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
9574 * config/sh/sh.c: Replace rtx_equal_function_value_matters
9575 with currently_expanding_to_rtl.
9576 * config/sh/sh.md: Likewise.
9577 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
9579 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
9581 Introduce sh2a support.
9582 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
9583 * config.gcc: Build multilibs for sh2a and sh2a-single by
9585 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
9586 default. Split their tests out of the corresponding SH4
9588 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
9590 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
9591 * config.gcc: Handle sh2a multilibs and cpu selection.
9592 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
9593 * config/sh/t-mlib-sh2a: New.
9594 * config/sh/t-mlib-sh2a-nofpu: New.
9595 * config/sh/t-mlib-sh2a-single: New.
9596 * config/sh/t-mlib-sh2a-single-only: New.
9597 2004-07-09 Nick Clifton <nickc@redhat.com>
9599 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
9600 -ml and -m2a are used together.
9601 2004-03-23 DJ Delorie <dj@redhat.com>
9602 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
9603 when we have a double-sized FPU.
9604 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
9605 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
9607 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
9608 -msh2a-single and -msh2a-single-only
9609 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
9610 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
9612 2004-02-20 DJ Delorie <dj@delorie.com>
9613 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
9614 2004-02-20 Fred Fish <fnf@redhat.com>,
9615 Corinna Vinschen <vinschen@redhat.com>
9616 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
9617 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
9618 2004-02-18 DJ Delorie <dj@redhat.com>
9619 * config/sh/sh.c (broken_move): Add support for movi20.
9620 * config/sh/sh.h: Likewise.
9621 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
9622 * config/sh/sh.md (udivsi3_sh2a): New.
9627 (ashlsi3_sh2a): New.
9628 (ashrsi3_sh2a): New.
9629 (lshrsi3_sh2a): New.
9630 (movsi_i): Disable for sh2a.
9631 (movsi_ie): Add movi20.
9632 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
9633 sh2a, for -m2a-nofpu mode.
9634 2004-02-13 DJ Delorie <dj@redhat.com>
9635 * config/sh/lib1funcs.asm: Handle double vs single better.
9636 * config/sh/sh.h: Likewise.
9637 2004-02-09 DJ Delorie <dj@redhat.com>
9638 * config/sh/crt1.asm: Add support for sh2a.
9639 * config/sh/elf.h: Likewise.
9640 * config/sh/lib1funcs.asm: Likewise.
9641 * config/sh/sh.c: Likewise.
9642 * config/sh/sh.md: Likewise.
9643 * config/sh/sh.h: Likewise.
9644 * config/sh/t-sh: Likewise.
9646 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
9648 * config/frv/frv.md (movqi_internal, movhi_internal,
9649 movsi_internal): Add backup alternatives for memory inputs.
9651 2004-07-28 Matt Austern <austern@apple.com>
9653 * config/darwin.c (darwin_one_byte_bool): New global variable.
9654 * config/darwin.h (darwin_one_byte_bool): Declare.
9655 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
9656 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
9657 value of darwin_one_byte_bool.
9658 * doc/invoke.texi: Document -mone-byte-bool flag.
9660 2004-07-28 Eric Christopher <echristo@redhat.com>
9662 * c-common.c (c_common_unsafe_for_reeval): Delete.
9663 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
9664 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
9665 * calls.c (fix_unsafe_tree): Delete.
9666 (expand_call): Delete code which used above.
9667 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
9668 * expr.c (expand_expr_real_1): Ditto.
9669 * fold-const.c (non_lvalue): Ditto.
9670 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
9671 (lhd_unsafe_for_reeval): Ditto.
9672 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
9673 * langhooks.h (unsafe_for_reeval): Ditto.
9674 (unsave_expr_now): Adjust comment.
9675 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
9676 (estimate_num_insns_1): Ditto.
9677 * tree-pretty-print.c (dump_generic_node): Ditto.
9678 * tree.c (expr_align): Ditto.
9679 (unsave_expr): Delete.
9680 (unsafe_for_reeval): Ditto.
9681 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
9682 * tree.def (UNSAVE_EXPR): Delete.
9683 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
9685 2004-07-28 Zack Weinberg <zack@codesourcery.com>
9687 * tree.h (enum tls_model): Move ...
9688 * coretypes.h: ... here.
9690 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
9692 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
9694 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
9696 * cse.c (validate_canon_reg): New function, split out from...
9697 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
9699 2004-07-28 Diego Novillo <dnovillo@redhat.com>
9701 * tree-ssa-alias.c (maybe_create_global_var): Don't just
9702 return if .GLOBAL_VAR has been created.
9704 2004-07-28 Diego Novillo <dnovillo@redhat.com>
9706 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
9707 every variable that may have aliases, not just tags.
9709 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
9711 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
9712 move_from_CR_eq_bit.
9713 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
9716 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
9719 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
9720 output_e500_flip_eq_bit.
9722 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
9723 output_e500_flip_eq_bit.
9724 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
9725 output_e500_flip_eq_bit.
9726 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
9727 (print_operand): case D. Get to EQ bit.
9729 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
9731 * gcov.c (function_summary): Add missing \n.
9733 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
9735 Introduce sh4a support.
9736 * config.gcc: Handle sh4a multilibs and cpu selection.
9737 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
9738 * config/sh/t-mlib-sh4a: New.
9739 * config/sh/t-mlib-sh4al: New.
9740 * config/sh/t-mlib-sh4a-nofpu: New.
9741 * config/sh/t-mlib-sh4a-single: New.
9742 * config/sh/t-mlib-sh4a-single-only: New.
9743 2004-02-20 DJ Delorie <dj@redhat.com>
9744 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
9745 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
9746 2003-08-22 Eric Christopher <echristo@redhat.com>
9747 * config/sh/sh4a.md: Update for chip errata.
9748 2003-08-07 Eric Christopher <echristo@redhat.com>
9749 * config/sh/sh4a.md: New file. sh4a processor description.
9750 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
9751 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
9753 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
9754 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
9755 * doc/invoke.texi (SH Options): Document -m4al.
9756 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
9757 * config/sh/sh.c (expand_block_move): Remove commented-out code
9758 checked in by mistake.
9759 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
9760 single elements from SFmode vectors.
9761 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
9763 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
9764 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
9765 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
9766 sh_fsca_int2sf): Remove variable declarations.
9767 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
9768 sh_fsca_int2sf): New functions.
9769 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
9770 sh_fsca_int2sf_rtx): New static variables.
9771 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
9772 sh_fsca_int2sf): Declare.
9773 * config/sh/sh.md: Adjust.
9774 * doc/invoke.texi (SH Options): Document new options.
9775 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
9776 compatibility from SH4 code.
9777 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
9778 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
9780 (memory_movsrc_operand): Renamed to...
9781 (unaligned_load_operand): ... this. Simplified.
9782 * config/sh/sh.h (PREDICATE_CODES): Adjust.
9783 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
9784 input operand to SImode, and adjust the others. Introduce
9785 post-increment by peephole.
9786 * config/sh/sh.c (expand_block_move): Give the target address the
9787 same mode as the temp reg.
9788 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
9790 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
9791 Introduce support for SH4a.
9792 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
9793 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
9794 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
9795 sh_fsca_int2sf): New.
9796 (sh_init_builtins): Initialize them.
9797 (print_operand): Support `d'.
9798 (expand_block_move): Use movua if src is misaligned.
9799 (memory_movsrc_operand): New.
9800 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
9801 and one of the SH4 macros.
9802 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
9803 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
9804 SELECT_SH4A_SINGLE): New.
9805 (TARGET_NONE): Add SH4A_BIT.
9806 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
9807 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
9808 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
9809 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
9810 (enum processor_type): Added PROCESSOR_SH4A.
9811 (PREDICATE_CODES): Add memory_movsrc_operand.
9812 * config/sh/sh.md: Removed unused variables.
9813 (attr cpu): Add sh4a.
9814 (attr type): Add movua, fsrra and fsca.
9815 (prefetch): New, for SH4.
9816 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
9817 (toggle_sz): Set type to fp.
9818 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
9819 (movua, extv, extzv): New.
9820 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
9823 2004-07-28 Diego Novillo <dnovillo@redhat.com>
9825 * tree-optimize.c (init_tree_optimization_passes): Schedule
9826 pass_may_alias right after the program is renamed into SSA.
9827 * tree-pass.h (PROP_alias): Define.
9828 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
9829 * tree-sra.c (pass_sra): Likewise.
9830 * tree-ssa-ccp.c (pass_ccp): Likewise.
9831 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
9832 * tree-ssa-dce.c (pass_dce): Likewise.
9833 * tree-ssa-dom.c (pass_dominator): Likewise.
9834 * tree-ssa-dse.c (pass_dse): Likewise.
9835 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
9836 * tree-ssa-loop-ch.c (pass_ch): Likewise.
9837 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9838 * tree-ssa-pre.c (pass_pre): Likewise.
9839 * tree-tailcall.c (pass_tail_recursion): Likewise.
9840 * tree-ssa.c (pass_redundant_phi): Likewise.
9841 * tree-ssa-alias.c (aliases_computed_p): Remove.
9843 (init_alias_info): Do not mark all type tags for renaming
9845 Clear may_aliases from every symbol.
9846 (setup_pointers_and_addressables): If a pointer has not been
9847 dereferenced and it had a type tag, clear it and mark the old
9850 2004-07-28 Diego Novillo <dnovillo@redhat.com>
9852 PR tree-optimization/16705
9853 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
9856 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9858 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
9861 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
9862 don't make another one.
9864 PR optimization/15077
9865 * function.h (struct function): Add field saved_static_chain_decl.
9866 Fix comment for static_chain_decl.
9867 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
9868 * tree-inline.h (save_body): Add new arg.
9869 * tree-optimize.c (tree_rest_of_compilation): Handle saving
9872 2004-07-27 Richard Henderson <rth@redhat.com>
9874 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
9875 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
9876 is_gimple_addressable.
9877 * tree-gimple.c (is_gimple_addressable): Rename from
9878 is_gimple_addr_expr_arg; accept INDIRECT_REF.
9879 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
9880 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
9881 rename to is_gimple_addressable.
9883 2004-07-28 Alan Modra <amodra@bigpond.net.au>
9885 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
9887 2004-07-27 Richard Henderson <rth@redhat.com>
9889 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
9892 2004-07-27 Zack Weinberg <zack@codesourcery.com>
9894 * libgcc2.c: Change all conditionals testing
9895 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
9896 * libgcc2.h: Likewise.
9897 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
9898 TYPE_PRECISION of float80_type to 80.
9899 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
9900 of fpreg_type and float80_type to 80.
9901 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
9902 * config/m68k/netbsd-elf.h:
9903 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
9904 to evaluate to 80 whenever they would formerly have evaluated to 96.
9905 * config/i386/sco5.h: Remove unnecessary redefinition of
9906 LONG_DOUBLE_TYPE_SIZE.
9907 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
9908 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
9909 XFmode, with a bitsize of 80. Update commentary.
9910 * config/ia64/ia64-modes.def: Likewise.
9911 * config/m68k/m68k-modes.def: Likewise.
9913 2004-07-27 Steven Bosscher <stevenb@suse.de>
9915 * cfgexpand.c (tree_expand_cfg): Fix comment.
9917 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
9918 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
9920 (prepare_function_start): Don't set rtx_equal_function_value_matters.
9921 * integrate.c (copy_rtx_and_substitute): Don't test for it.
9922 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
9923 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
9924 here again. Update leading comment.
9925 * rtl.c (rtx_equal_function_value_matters): Remove.
9926 (rtx_equal_p): Don't test for it.
9927 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
9930 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
9931 * rtl.c (note_insn_name): Likewise.
9932 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
9933 * final.c (final_scan_insn): Likewise.
9935 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
9936 * passes.c (rest_of_handle_eh): Do it here.
9938 * stmt.c (struct nesting): Remove struct nesting block member.
9939 (struct stmt_status): Remove x_block_start_count field.
9940 (current_block_start_count): Remove.
9942 2004-07-27 Brian Booth <bbooth@redhat.com>
9944 * tree-optimize.c (register_one_dump_file): Update condition that uses
9946 (dup_pass_1): Replace with...
9947 (next_pass_1): This.
9948 (NEXT_PASS): Call next_pass_1.
9950 (init_tree_optimization_passes): Remove uses of DUP_PASS.
9951 (execute_one_pass): Update condition that uses
9953 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
9956 2004-07-27 Nick Clifton <nickc@redhat.com>
9958 * config/m32r/m32r.c: Include integrate.h in order to get the
9959 prototype for get_hard_reg_initial_val().
9961 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
9962 and tidy up indentation.
9963 (final_presence_set): Use absence_set instead, so that if there is
9964 nothing in the "o" pipe the "s" pipe can be scheduled.
9966 2004-07-27 Diego Novillo <dnovillo@redhat.com>
9968 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
9969 don't have PT_VARS nor PT_MALLOC set.
9970 Clear name tag from pointers that have not been dereferenced.
9971 (set_pt_anything, set_pt_malloc): Forward declare.
9972 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
9973 not type compatibility when determining if a pointer can be
9976 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
9978 * expr.h (canonicalize_condition, get_condition): Add an int argument.
9979 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
9980 it to check whether the condition is still valid at the jump insn.
9981 * ifcvt.c (noce_get_condition): Likewise.
9982 (noce_get_alt_condition): Update call to canonicalize_condition.
9983 * loop-iv.c (simplify_using_initial_values): Update call to
9984 get_condition. Remove FIXME.
9985 (check_simple_exit): Update call to get_condition.
9986 * loop-unswitch.c (may_unswitch_on): Likewise.
9987 * loop.c (check_dbra_loop): Likewise.
9988 (canonicalize_condition, get_condition): Add an argument to say whether
9989 the condition must still be valid at INSN.
9990 (get_condition_for_loop): Update call to get_condition. Require that
9991 the condition be valid at INSN.
9992 * predict.c (estimate_probability): Update call to get_condition.
9993 Remove unused earliest parameter.
9994 (expected_value_to_br_prob): Update call to canonicalize_condition.
9996 2004-07-26 Eric Christopher <echristo@redhat.com>
9998 * tree-dfa.c (add_referenced_var): Register initializers of global
10001 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
10003 * config/i386/i386.c (function_arg): Always treat 8-
10004 and 16-byte wide vectors the same, even if MMX/SSE
10006 (contains_128bit_aligned_vector_p): Add comment.
10008 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
10010 * ra.h (enum node_type): Rename to:
10011 (enum ra_node_type).
10012 * ra-colorize.c: Likewise.
10014 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
10016 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
10017 after simplifying the jump.
10019 2004-06-26 Richard Henderson <rth@redhat.com>
10021 * calls.c (combine_pending_stack_adjustment_and_call): Make
10022 preferred_unit_stack_boundary argument unsigned. Make
10023 unadjusted_alignment unsigned.
10024 (expand_call): Make preferred_stack_boundary and
10025 preferred_unit_stack_boundary variables unsigned.
10026 * function.c (assign_stack_local_1): Make alignment unsigned.
10027 * function.h (struct function): Make stack_alignment_needed,
10028 preferred_stack_boundary unsigned.
10029 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
10030 (ix86_compute_frame_layout): Make stack_alignment_needed,
10031 preferred_alignment variables unsigned.
10032 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
10034 2004-07-26 Tom Tromey <tromey@redhat.com>
10036 * tree.h: Fix typo in comment.
10038 2004-07-26 Daniel Jacobowitz <dan@debian.org>
10041 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
10042 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
10043 (ggc_free): Remove incorrect freeing.
10044 (sweep_pages): Advance PP for large pages. Fix indentation.
10046 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
10048 PR rtl-optimization/16643
10049 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
10050 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
10051 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
10052 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
10053 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
10054 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10055 * rtl.h (tracer): Add a flags parameter.
10056 * tracer.c (tracer): Pass it to cfg_layout_initialise.
10057 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
10058 (rest_of_handle_reorder_blocks): Update calls to tracer and
10059 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
10060 (rest_of_handle_tracer): Pass 0 to tracer.
10061 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
10063 2004-07-25 David Edelsohn <edelsohn@gnu.org>
10066 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
10069 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
10071 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
10072 (BINFO_BASE_ACCESS): Adjust.
10073 (BINFO_BASE_ACCESS_APPEND): New.
10074 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
10075 * dbxout.c (dbxout_type): Adjust binfo access accessing.
10076 * dwarf2out.c (gen_member_die): Likewise.
10077 * tree-dump.c (deque_and_dump): Likewise.
10079 2004-07-26 Falk Hueffner <falk@debian.org>
10081 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
10084 2004-07-25 Roger Sayle <roger@eyesopen.com>
10086 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
10087 value off of the stack if TARGET_USE_FFREEP.
10089 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10091 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
10092 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
10093 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
10094 check on invocation of XRESIZEVEC ().
10096 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10098 * c-common.c (disable_builtin_function): Rename variable n to
10099 new_disabled_builtin.
10100 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
10101 Rename local variable old to old_decl.
10102 * gensupport.c (shift_output_template): Rename parameter old to src.
10103 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
10104 old_rtx and newx to new_rtx.
10106 2004-07-26 Bernardo Innocenti <bernie@develer.com>
10108 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
10110 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
10112 * c-lex.c: Likewise.
10114 2004-07-25 Roger Sayle <roger@eyesopen.com>
10116 * fold-const.c (constant_boolean_node): Make extern.
10117 (make_range): Wrap long lines.
10118 (fold_cond_expr_with_comparison): Remove unnecessary call to
10119 pedantic_non_lvalue. Add missing calls to fold_convert.
10120 (fold_truthop): Add missing calls to fold_convert.
10122 * tree.h (constant_boolean_node): Add prototype here.
10123 * builtins.c (expand_builtin_strncmp): Add missing calls to
10125 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
10126 Call fold_convert and constant_boolean_node to correct types.
10127 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
10128 missing call to fold_convert to correct types.
10130 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
10131 Brian Ryner <bryner@brianryner.com>
10135 * c-common.c (c_common_attribute_table): Allow
10136 handle_visibility_attribute to be called for types.
10137 (handle_visibility_attribute) When given a type, set the visibility
10138 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
10139 so that we can check later whether the attribute was present. Added
10140 warning if attribute applied to non class type.
10141 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
10142 decls and checking that they are consistent.
10143 * common.opt: Added -fvisibility.
10144 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
10145 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
10146 * flags.h, tree.h: Added assorted support defines for overall patch
10147 * opts.c: Added parsing support for -fvisibility.
10148 * tree.c (build_decl): Set visibility for all decls to be whatever
10149 is in force at that time.
10150 * varasm.c (default_binds_local_p_1): Reworked logic determining
10151 when to make a symbol locally bound.
10152 * doc/invoke.texi: Added documentation for -fvisibility and
10153 -fvisibility-inlines-hidden.
10155 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10157 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
10158 * c-common.c: Add missing casts from void * to other types.
10159 * c-decl.c: Likewise.
10160 * c-format.c: Likewise.
10161 * c-lex.c: Likewise.
10162 * c-pragma.c: Likewise.
10163 * c-typeck.c: Likewise.
10164 * defaults.h: Likewise.
10165 * genconstants.c: Likewise.
10166 * gengtype-lex.l: Likewise.
10167 * genmodes.c: Likewise.
10168 * read-rtl.c: Likewise.
10171 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10173 * bitmap.c: Use type-safe memory allocation macros from libiberty.
10174 * c-common.c: Likewise.
10175 * c-decl.c: Likewise.
10176 * c-lang.c: Likewise.
10177 * c-lex.c: Likewise.
10178 * c-opts.c: Likewise.
10179 * c-parse.in: Likewise.
10180 * c-typeck.c: Likewise.
10181 * genconditions.c: Likewise.
10182 * gengtype-lex.l: Likewise.
10183 * gengtype-yacc.y: Likewise.
10184 * gengtype.c: Likewise.
10185 * genmodes.c: Likewise.
10186 * gensupport.c: Likewise.
10187 * read-rtl.c: Likewise.
10188 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
10191 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10193 * c-decl.c (groktypename, groktypename_in_param_context): Rename
10194 variable typename to type_name.
10195 * c-lex.c (interpret_float): Likewise.
10197 2004-07-25 Roger Sayle <roger@eyesopen.com>
10199 * convert.c (convert_to_real, convert_to_integer,
10200 convert_to_complex): Replace calls to build with calls to buildN.
10201 * coverage.c (tree_coverage_counter_ref): Likewise.
10202 * dojump.c (do_jump): Likewise.
10203 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
10204 * emit-rtl.c (component_ref_for_mem_expr,
10205 set_mem_attributes_minus_bitpos): Likewise.
10206 * explow.c (update_nonlocal_goto_save_area): Likewise.
10207 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
10208 expand_mult_add): Likewise.
10209 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
10210 store_constructor, get_inner_reference, expand_expr_real_1,
10211 try_casesi, try_tablejump): Likewise.
10212 * function.c (expand_function_start): Likewise.
10213 * stmt.c (emit_case_bit_tests, expand_end_case_type,
10214 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
10215 * stor-layout.c (place_union_field, layout_type): Likewise.
10216 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
10217 * varasm.c (copy_constant): Likewise.
10219 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10221 * c-common.c: Rename all identifiers named `new'.
10222 * c-decl.c: Likewise.
10223 * gensupport.c: Likewise.
10224 * simplify-rtx.c: Likewise.
10225 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
10227 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
10230 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
10233 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
10234 declarations until after calling pushdecl.
10235 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
10236 "extern" and not on whether the declaration is initialized.
10238 2004-07-25 Daniel Jacobowitz <dan@debian.org>
10240 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
10241 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
10242 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
10243 "cpplib.h", "c-pragma.h", "c-common.h".
10244 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
10245 (solaris_register_pragmas): New functions.
10246 * config/sol2-protos.h: New file.
10247 * config/sol2.c: New file.
10248 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
10249 (REGISTER_TARGET_PRAGMAS): New macros.
10250 (solaris_pending_aligns, solaris_pending_inits)
10251 (solaris_pending_finis): New variables.
10252 * config/t-sol2 (sol2-c.o): Update dependencies.
10253 (sol2.o): New rule.
10254 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
10255 SUBTARGET_INSERT_ATTRIBUTES.
10256 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
10257 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
10258 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
10259 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
10260 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
10261 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
10262 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
10263 * config/sparc/sparc.c (sparc_attribute_table): New.
10264 (TARGET_INSERT_ATTRIBUTES): Define in terms of
10265 SUBTARGET_INSERT_ATTRIBUTES.
10266 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
10268 * doc/extend.texi (Solaris Pragmas): New section.
10270 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10272 * c-common.c: Rename all identifiers named `class' to `cl'.
10273 * c-common.h: Likewise.
10274 * c-parse.in: Likewise.
10275 * c-typeck.c: Likewise.
10276 * genmodes.c: Likewise.
10277 * real.c: Likewise.
10278 * real.h: Likewise.
10279 * recog.c: Likewise.
10280 * recog.h: Likewise.
10281 * regrename.c: Likewise.
10282 * tree.h: Likewise.
10283 * c-common.c (builtin_function_2): Change type of 5th parameter from
10284 int to enum built_in_function. Change type of 8th parameter from int
10286 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
10288 * c-typeck.c (convert_arguments): Change type of formal_prec from
10289 int to unsigned int.
10290 * genmodes.c (blank_mode): Make a few negative constants unsigned.
10291 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
10292 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
10293 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
10294 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
10295 iterator to for_all_modes () instead of an enum because enums can't
10296 be incremented in C++.
10299 2004-07-25 Daniel Jacobowitz <dan@debian.org>
10301 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
10304 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10306 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
10307 Handle ARRAY_RANGE_REF like ARRAY_REF.
10309 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
10311 * c-typeck.c (digest_init): Don't allow arrays of signed or
10312 unsigned variants of wchar_t to be initialized by wide string
10313 constants. Do allow arrays of enumerated types compatible with
10314 wchar_t to be initialized by wide string constants. Refine tests
10315 distinguishing wide and narrow strings and arrays. Give specific
10316 error for arrays of other integer types initialized by string
10318 (output_init_element, process_init_element): Check for
10319 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
10320 initializing with string constants.
10322 2004-07-25 Richard Henderson <rth@redhat.com>
10324 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
10325 on the RESULT_DECL.
10326 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10327 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
10328 DECL_IGNORED_P to new decl.
10330 2004-07-24 Zack Weinberg <zack@codesourcery.com>
10332 * config/ia64/ia64.c (general_xfmode_operand)
10333 (destination_xfmode_operand): Delete.
10334 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
10335 * config/ia64/ia64.md (*movxf_internal): Use general_operand
10336 and destination_operand.
10338 2004-07-24 Alexander Kabaev <kan@freebsd.org>
10340 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
10341 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
10343 2004-07-24 Alexander Kabaev <kan@freebsd.org>
10344 Zack Weinberg <zack@codesourcery.com
10347 * c-decl.c (diagnose_mismatched_decls): Don't issue a
10348 redundant-declaration warning the first time a builtin is
10349 declared explicitly.
10351 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10353 * tree.h (staticp): Change return type to bool.
10355 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10357 * c-common.c (c_staticp): Last episode of the staticp saga.
10359 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10361 * c-common.h (c_staticp): Change return type from int to bool.
10362 * tree.c (staticp): Likewise.
10363 * langhooks.h (staticp): Likewise.
10365 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10367 * langhooks-def.h (lhd_staticp): Change return type from int to
10368 bool in prototype to match definition.
10370 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10372 * system.h (bool, true, false): Don't redefine as preprocessor macros
10375 2004-07-24 Roger Sayle <roger@eyesopen.com>
10377 * expmed.c (init_expmed): A signed modulus by a power of two is
10378 considered cheap if its less than or equal to four instructions.
10380 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10382 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
10383 GGC_CNEWVAR): New macros.
10385 2004-07-25 Bernardo Innocenti <bernie@develer.com>
10387 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
10389 * c-decl.c: Likewise.
10390 * c-format.c: Likewise.
10391 * c-lex.c: Likewise.
10392 * c-opts.c: Likewise.
10393 * c-pragma.c: Likewise.
10394 * c-typeck.c: Likewise.
10395 * gencheck.c: Likewise.
10396 * genconditions.c: Likewise.
10397 * genconfig.c: Likewise.
10398 * genflags.c: Likewise.
10399 * gengtype.c: Likewise.
10400 * gensupport.c: Likewise.
10401 * ggc-none.c: Likewise.
10402 * langhooks.c: Likewise.
10403 * statistics.h: Likewise.
10404 * stub-objc.c: Likewise.
10405 * java/decl.c: Likewise.
10407 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
10409 * config/m68k/m68k.c (output_scc_di): Fix coding style.
10410 (symbolic_operand): Fix prototype.
10411 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
10412 * config/m68k/m68k.md: Add constants for registers a0 and sp and
10413 use them, change from the "{...}" syntax to the simpler {...}
10415 (*cfv4_extendqisi2): Fix destination predicate.
10416 * config/m68k/m68k-protos.h: Remove various declarations also
10417 generated via PREDICATE_CODES.
10419 2004-07-23 Mike Stump <mrs@apple.com>
10421 * c-typeck.c (convert_for_assignment): Tightened up pointer
10422 converstions that differ in signedness.
10424 2004-07-23 Zack Weinberg <zack@codesourcery.com>
10426 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
10428 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10430 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
10431 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
10433 * gimplify.c (gimplify_compound_lval): Check for no handled
10434 operations, rather than checking for explicit list of nodes.
10435 (is_gimple_addr_expr_arg_or_indirect): New function.
10436 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
10437 redundant setting of TREE_INVARIANT.
10438 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
10439 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
10441 2004-07-23 Diego Novillo <dnovillo@redhat.com>
10443 PR tree-optimization/16688
10444 PR tree-optimization/16689
10445 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
10446 unnecessary initialization of 'tag'.
10447 (get_tmt_for): Check that the new type tag has the same alias
10448 set as the pointed-to type.
10449 (group_aliases): Only regular variables need to be removed
10450 from the alias set of a name tag.
10451 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
10452 propagation if the two types are not compatible.
10453 (merge_alias_info): Rename from replace_ssa_names_ann.
10455 (replace_exp_1): If both arguments are SSA_NAMEs, check that
10456 the propagation can be done.
10457 Only call merge_alias_info on pointers.
10458 (propagate_value): Likewise.
10459 * tree-ssa-copyrename.c: Include langhooks.h.
10460 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
10462 Do not coalesce variables with incompatible types.
10463 (rename_ssa_copies): Call replace_ssa_name_symbol.
10464 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
10465 the same type as the underlying _DECL.
10466 * tree-ssanames.c (replace_ssa_name_symbol): New function.
10467 * tree.h (replace_ssa_name_symbol): Declare.
10469 2004-07-23 Richard Henderson <rth@redhat.com>
10472 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
10473 unshare it properly.
10474 (gimplify_modify_expr_rhs): Push assignment from a conditional into
10475 the conditional for all non-register types.
10477 2004-07-23 Richard Henderson <rth@redhat.com>
10479 * expr.c (expand_expr_real_1): Don't handle non-local variables.
10480 * expr.h (fix_lexical_addr): Remove.
10481 * function.c (NEED_SEPARATE_AP): Remove.
10482 (fix_lexical_addr): Remove.
10483 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
10484 not null decl_function_context.
10485 (create_alias_vars): Likewise.
10486 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
10487 (simple_goto_p): Likewise.
10488 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
10489 * tree-ssa-ccp.c (get_default_value): Likewise.
10490 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10491 * tree.c (needs_to_live_in_memory): Likewise.
10492 * tree-flow-inline.h (may_be_aliased): Move...
10493 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
10494 when TREE_STATIC variables may be addressable.
10496 2004-07-24 Jakub Jelinek <jakub@redhat.com>
10498 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
10500 2004-07-23 Zack Weinberg <zack@codesourcery.com>
10502 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
10503 bitmap contents if GENERATOR_FILE is defined.
10504 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
10505 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
10507 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
10509 * c-decl.c (start_function): Form composite type of function types
10510 rather than copying type from previous prototype declaration.
10512 2004-07-23 Janis Johnson <janis187@us.ibm.com>
10514 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
10515 the const qualifier for the second argument in the C++ functions.
10517 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
10518 specific pointer types.
10520 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
10521 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
10522 for vector bool and/or vector pixel, add C++ and C missing support.
10523 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
10524 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
10525 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
10526 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
10527 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
10528 missing C++ and C support for vector bool and/or vector pixel.
10529 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
10530 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
10531 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
10532 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
10533 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
10534 C++ and C types used for vector bool and/or vector pixel.
10535 (vec_st, vec_stl): Add C++ support for vector pixel.
10536 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
10537 (vec_all_ne): Add C++ support for vector pixel.
10539 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
10540 (vec_vmulesb): Add missing C++ function.
10541 (vec_perm): Fix type of third argument in C++ function.
10542 (vec_vsum4shs): Fix C++ function name.
10543 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
10544 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
10545 argument passed to the error handler in C macro.
10546 (vec_nmsub): Remove extra parens around argument names in C macro.
10547 (vec_packpx): Add missing parens in C macro.
10549 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
10551 * machmode.def: Remove vector modes.
10552 * config/alpha/alpha-modes.def: Add supported vector modes.
10553 * config/arm/arm-modes.def: Likewise.
10554 * config/frv/frv-modes.def: Likewise.
10555 * config/i386/i386-modes.def: Likewise.
10556 * config/rs6000/rs6000-modes.def: Likewise.
10557 * config/sh/sh-modes.def: Likewise.
10559 2004-07-23 Matthias Klose <doko@debian.org>
10561 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
10562 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
10563 * config.h: Regenerate.
10564 * configure: Likewise.
10566 2004-07-22 Mark Mitchell <mark@codesourcery.com>
10568 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
10569 generated SYMBOL_REFs for labels.
10570 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
10572 (machopic_stub_name): Remove.
10573 (machopic_indirection_name): New function.
10574 (machopic_mcount_stub_name): Likewise.
10575 (machopic_classify_name): Remove.
10576 (machopic_function_base_sym): New function.
10577 (machpoic_classify_symbol): Likewise.
10578 (machopic_classify_ident): Remove.
10579 (machopic_define_ident): Likewise.
10580 (machopic_define_name): Likewise.
10581 (machopic_name_defined_p): Likewise.
10582 (machopic_ident_defined_p): Likewise.
10583 (darwin_strip_name_encoding): Likewise.
10584 (machopic_define_symbol): New function.
10585 * config/darwin.c (hashtab.h): Include.
10586 (machopic_defined_list): Remove.
10587 (machopic_classify_ident): Likewise.
10588 (machopic_classify_name): Likewise.
10589 (machopic_ident_defined_p): Likewise.
10590 (machopic_define_ident): Likewise.
10591 (machopic_define_name): Likewise.
10592 (machopic_symbol_defined_p): New function.
10593 (machopic_classify_symbol): Likewise.
10594 (machopic_data_defined_p): Use machopic_classify_symbol.
10595 (machopic_define_symbol): New function.
10596 (machopic_function_base_sym): New function.
10597 (machopic_non_lazy_pointers): Remove.
10598 (machopic_non_lazy_ptr_name): Likewise.
10599 (machopic_stubs): Likewise.
10600 (machopic_stub_name): Likewise.
10601 (NON_LAZY_POINTER_SUFFIX): New macro.
10602 (STUB_SUFFIX): Likewise.
10603 (machopic_indirection): New structure.
10604 (machopic_indirections): New variable.
10605 (machopic_indirection_hash): New function.
10606 (machopic_indirection_eq): Likewise.
10607 (machopic_indirection_name): Likewise.
10608 (machopic_mcount_stub_name): New function.
10609 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
10611 (machopic_indirect_data_reference): Rework to use new functions.
10612 (machopic_indirect_call_target): Likewise.
10613 (machopic_legitimize_pic_address): Likewise.
10614 (machopic_output_indirection): New function.
10615 (machopic_finish): Use it.
10616 (machopic_operand_p): Rework to use new functions.
10617 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
10618 (darwin_strip_name_encoding): Remove.
10619 (update_non_lazy_ptrs): Remove.
10620 (update_stubs): Likewise.
10621 (darwin_non_lazy_pcrel): Use new functions.
10622 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
10623 (ASM_OUTPUT_LABELREF): Likewise.
10624 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
10625 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
10626 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
10627 (TARGET_STRIP_NAME_ENCODING): Do not use
10628 darwin_strip_name_encoding.
10629 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
10630 darwin_strip_name_encoding.
10631 * config/i386/darwin.h (FUNCTION_PROFILER): Use
10632 machopic_mcount_stub_name.
10633 * config/i386/i386.c (x86_output_mi_thunk): Use
10634 machopic_indirection_name, not machopic_stub_name.
10635 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
10636 machopic_function_base_sym.
10637 (print_operand): Use machopic_classify_symbol.
10638 (rs6000_emit_prologue): Use machopic_function_base_sym.
10639 (output_profile_hook): Do not use machopic_stub_name.
10640 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
10642 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
10645 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
10648 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
10650 * doc/implement-c.texi: New file.
10651 * doc/extend.texi (C Implementation): Move to there.
10652 * doc/gcc.texi: Include implement-c.texi.
10653 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
10655 2004-07-22 Jason Merrill <jason@redhat.com>
10657 * integrate.c (copy_decl_for_inlining): Remove invisible reference
10659 * tree-inline.c (setup_one_parameter): Likewise.
10661 2004-07-22 Brian Booth <bbooth@redhat.com>
10663 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
10664 (substitute_and_fold): Propigate into VUSE operands when possible.
10665 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
10666 (cp_lattice_meet): Handle merging of latticevalues when
10667 UNKNOWN_VAL is present.
10668 (visit_stmt): Visit assignments with V_MUST_DEFs.
10669 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
10670 (ccp_fold): Deal with RHS' that are constant and virtual.
10671 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
10672 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
10673 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
10674 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
10675 computing immediate uses.
10676 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
10678 (replace_vuse_in): New function.
10679 (likely_value): Add check of vuse operands.
10680 (get_default_value): Set the default value of virtually defined
10681 variables to UKNOWN_VAL instead of VARYING.
10683 2004-07-22 Richard Henderson <rth@redhat.com>
10685 * expr.c (emit_push_insn): Don't use set_mem_attributes.
10687 2004-07-22 Richard Henderson <rth@redhat.com>
10689 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
10690 variables due to conditional compilation.
10692 2004-07-22 Diego Novillo <dnovillo@redhat.com>
10694 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
10695 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
10696 Release SSA names that have been re-renamed.
10697 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
10699 * tree-ssa-alias.c (init_alias_info): If aliases have been
10700 computed before, clear existing alias information.
10701 (create_name_tags): Do no fixup PT_ANYTHING pointers.
10702 If the new name tag for a pointer is different than the one it
10703 had before, mark the old tag for renaming.
10704 (replace_may_alias): New function.
10705 (group_aliases): Call it.
10706 (setup_pointers_and_addressables): Always call get_tmt_for.
10707 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
10709 (set_pt_anything): New local function.
10710 (set_pt_malloc): New local function.
10711 (merge_pointed_to_info): Don't merge pointed-to variables from
10712 the original pointer if the destination is pointing to an
10714 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
10715 (add_pointed_to_var): Do not add a variable to the points-to
10716 set if the pointer is already pointing to anywhere.
10717 (collect_points_to_info_r): If the defining statement is a PHI
10718 node, only merge pointed-to information if the argument has
10719 already been visited.
10720 (get_tmt_for): Only create a new tag if the pointer didn't
10722 (dump_alias_info): Emit more information.
10723 (dump_points_to_info_for): Likewise.
10724 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
10725 try to get the annotation of an SSA_NAME.
10726 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
10727 alias sets when checking is enabled.
10728 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
10729 (eliminate): Mark basic blocks that will need
10730 EH information cleaned up.
10731 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
10733 Initialize need_eh_cleanup.
10734 (fini_pre): Call tree_purge_all_dead_eh_edges and
10735 cleanup_tree_cfg if needed.
10736 Free need_eh_cleanup.
10737 * tree-ssa.c (verify_ssa_name): New function.
10738 (verify_def): Call it.
10739 Re-arrange to avoid printing too many error messages.
10740 (verify_use): Likewise.
10741 (verify_phi_args): Likewise.
10742 (verify_flow_insensitive_alias_info): New function.
10743 (verify_flow_sensitive_alias_info): New function.
10744 (verify_alias_info): New function.
10745 (verify_ssa): Call verify_alias_info.
10746 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
10748 Re-arrange to avoid printing too many error messages.
10749 * tree-ssanames.c (make_ssa_name): Clear
10750 SSA_NAME_IN_FREE_LIST.
10751 (release_ssa_name): Never release a default definition.
10752 (release_defs): New function.
10753 * tree.h: Declare it.
10754 * tree-ssa-dce.c (remove_dead_stmt): Call it.
10756 2004-07-22 Diego Novillo <dnovillo@redhat.com>
10758 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
10759 If true, do a depth-first search. Do a breadht-first search,
10761 (walk_use_def_chains): Add new argument IS_DFS.
10763 * tree-flow.h (walk_use_def_chains): Update prototype.
10765 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
10767 * config/cris/cris.md: Tweak formatting.
10768 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
10769 (mover2side, moverside, movemside, movei, op3, andu): Replace
10770 live define_peephole:s with define_peephole2 near-equivalents.
10772 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
10774 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
10775 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
10776 "*mov_sidesi_mem" respectively.
10778 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
10780 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
10781 (gimplify_build1): Move from tree-complex.c do_unop.
10782 (gimplify_build2): Move from tree-complex.c do_binop.
10783 (gimplify_build3): New.
10784 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
10785 Adjust throughout to call the functions above.
10786 * tree-flow.h: Declare the functions above.
10787 * tree-nested.c (gimplify_val): Rename to...
10788 (tsi_gimplify_val): ... this.
10790 * Makefile.in (tree_complex.o): Update dependencies.
10791 (stor-layout.o): Depend on regs.h.
10792 * c-common.c (handle_vector_size_attribute): Update for
10793 vector types without corresponding vector modes.
10794 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
10795 a corresponding vector mode is not available.
10796 * print-tree.c (print_node): Print nunits for vector types
10797 * regclass.c (have_regs_of_mode): New.
10798 (init_reg_sets_1): Initialize it and use it instead
10799 of allocatable_regs_of_mode.
10800 * regs.h (have_regs_of_mode): Declare it.
10801 * stor-layout.c (layout_type): Pick a mode for vector types.
10802 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
10803 build_replicated_const, do_unop, do_binop, do_plus_minus,
10804 do_negate, expand_vector_piecewise, expand_vector_parallel,
10805 expand_vector_addition, expand_vector_operations_1,
10806 expand_vector_operations, tree_lower_operations,
10807 pass_lower_vector_ssa, pass_pre_expand): New.
10808 (expand_complex_operations, pass_lower_complex): Remove.
10809 * tree-optimize.c (init_tree_optimization_passes): Adjust
10810 pass ordering for changes in tree-complex.c.
10811 * tree-pass.h: Declare new passes.
10812 * tree.c (finish_vector_type): Remove.
10813 (make_vector_type): New.
10814 (build_vector_type_for_mode, build_vector_type): Rewritten.
10815 * tree.def (VECTOR_TYPE): Document where the number of
10816 subparts is stored.
10817 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
10818 (make_vector): Remove declaration.
10820 2004-07-21 Richard Henderson <rth@redhat.com>
10822 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
10823 TREE_THIS_VOLATILE, may_aliases, or optimization level.
10824 (remove_useless_vars): Dump debugging info.
10825 (expand_used_vars): Move ...
10826 * cfgexpand.c (expand_used_vars): ... here. Make static.
10827 * tree-flow-inline.h (set_is_used): New.
10828 (set_default_def): Use get_var_ann.
10829 * tree-flow.h: Update decls.
10830 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
10831 (create_ssa_var_map): Use it.
10832 * tree-ssa.c (set_is_used): Remove.
10834 2004-07-22 Ben Elliston <bje@au.ibm.com>
10836 * gdbinit.in: Set a breakpoint on internal_error.
10838 2004-07-21 Richard Henderson <rth@redhat.com>
10840 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
10841 to create a new basic block.
10843 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
10846 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
10847 return type on function definitions. Move other warnings for
10848 qualified return type to -Wreturn-type. Do not condition any such
10849 warnings on -pedantic. Update comments.
10850 (start_function): Only copy function type from previous prototype
10851 declaration if return types are compatible.
10852 * c-typeck.c (function_types_compatible_p): Don't condition
10853 warning for incompatibility of volatile qualifiers on the return
10854 type on -pedantic. Update comment.
10855 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
10857 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
10859 * c-typeck.c (set_init_index): Require designator to be of integer
10862 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
10865 * c-parse.in (init): Change to exprtype.
10866 (primary): Set original_code for STRING to STRING_CST.
10867 Call maybe_warn_string_init for compound literals.
10868 (initdcl, notype_initdcl): Call maybe_warn_string_init.
10870 * c-tree.h (maybe_warn_string_init): New.
10871 (pop_init_level, process_init_element): Use struct c_expr.
10872 (struct c_expr): Update comment.
10873 * c-typeck.c (maybe_warn_string_init): New function.
10874 (digest_init): Call it. Additional parameter strict_string. All
10876 (output_init_element): Likewise.
10877 (struct constructor_stack): Use struct c_expr for
10879 (really_start_incremental_init, push_init_level): Update.
10880 (pop_init_level): Update. Return struct c_expr.
10881 (process_init_level): Update. Take struct c_expr argument.
10883 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
10885 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
10888 2004-07-21 Eric Christopher <echristo@redhat.com>
10890 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
10892 * c-decl.c (pop_scope): Ditto.
10893 * calls.c (expand_call): Remove call to current_nesting_level,
10894 update comment accordingly. Remove calls to expand_start_target_temps
10895 and expand_end_target_temps.
10896 * cfgexpand.c (construct_init_block): Remove call to
10897 expand_start_bindings_and_block.
10898 (construct_exit_block): Remove call to expand_end_bindings.
10899 * expr.c (safe_from_p): Remove BIND_EXPR handling.
10900 (expand_expr_real_1): Ditto. Fix formatting.
10901 (expand_vars): Delete.
10902 * stmt.c (POPSTACK): Remove block_stack.
10903 (stmt_status): Remove x_block_stack.
10904 (block_stack): Delete.
10905 (expand_start_bindings_and_block): Ditto.
10906 (expand_start_target_temps): Ditto.
10907 (expand_end_target_temps): Ditto.
10908 (current_nesting_level): Ditto.
10909 (warn_about_unused_variables): Ditto.
10910 (expand_end_bindings): Ditto.
10911 * tree.h: Remove declarations for above.
10913 2004-07-21 Steven Bosscher <stevenb@suse.de>
10915 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
10916 * rtl.c (note_insn_name): Likewise.
10917 * print-rtl.c (print_rtx): Don't print it.
10918 * cfgrtl.h (can_delete_note_p): Don't handle it.
10919 (rtl_delete_block): Likewise.
10920 * passes.c (rest_of_handle_guess_branch_prob): Remove.
10921 (rest_of_compilation): Don't call it.
10922 * predict.c (process_note_predictions, process_note_prediction,
10923 note_prediction_to_br_prob): Remove.
10924 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
10925 * stmt.c (return_prediction): Remove.
10926 (expand_value_return): Don't call it. Don't add prediction
10927 notes for return statements.
10929 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
10931 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
10934 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
10936 * c-common.c (vector_types_convertible_p): Use vector types'
10937 TYPE_SIZE and TREE_TYPE instead of their mode.
10938 * convert.c (convert_to_integer): Likewise.
10939 (convert_to_vector): Likewise.
10940 * fold-const.c (fold_convert): Likewise.
10941 * varasm.c (output_constant): Likewise.
10942 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
10943 Allow a VECTOR_TYPE initializer to be made of several vectors.
10944 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
10945 of cleared and need_to_clear, and use fold_convert.
10946 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
10949 2004-07-20 Richard Henderson <rth@redhat.com>
10951 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
10952 (expand_gimple_basic_block): out from here. Renamed from expand_block.
10954 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
10956 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
10957 enormous cost if not TARGET_HARD_MUL.
10959 2004-07-20 Andrew Pinski <apinski@apple.com>
10962 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
10965 2004-07-21 Paul brook <paul@codesourcery.com>
10967 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
10969 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10971 * fold-const.c (operand_equal_p): Temporarily support NULL args.
10972 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
10973 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
10975 2004-07-20 Zack Weinberg <zack@codesourcery.com>
10977 * rtl.h (plus_constant): Delete.
10978 (plus_constant_wide): Rename to plus_constant.
10979 (plus_constant_for_output_wide): Delete vestigial prototype.
10980 (GEN_INT): Remove unnecessary cast.
10981 * tree.h (build_int_2, size_int_type): Delete.
10982 (build_int_2_wide): Rename to build_int_2.
10983 (size_int_wide): Rename to size_int_kind.
10984 (size_int_type_wide): Rename to size_int_type.
10985 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
10986 Remove unnecessary cast.
10987 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
10988 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
10989 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
10990 (size_int_type_wide): Rename size_int_type.
10991 (int_const_binop): Use size_int_type.
10992 * c-lex.c (interpret_integer): Use build_int_2.
10993 * final.c (split_double): Remove unnecessary casts.
10994 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
10996 2004-07-20 Richard Henderson <rth@redhat.com>
10998 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
10999 (gimplify_compound_lval): Use is_gimple_tmp_reg.
11000 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
11001 (is_gimple_tmp_reg): New.
11002 * tree-gimple.h (is_gimple_tmp_reg): Declare.
11004 2004-07-20 Richard Henderson <rth@redhat.com>
11006 * tree-pretty-print.c (dump_generic_node): Dump
11007 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
11009 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
11011 * tree-mudflap.c (mf_set_options_fndecl): New tree.
11012 (mudflap_init): Set it.
11013 (mudflap_register_call): Remove __mf_init call.
11014 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
11015 to pass "-ignore-reads" option to libmudflap if needed.
11017 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
11020 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
11021 (MAKE_DECL_ONE_ONLY): Undefine.
11022 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
11023 readonly_data, one_only_data_section, forget_section): New prototypes.
11024 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
11026 (pa_select_section): Add one-only (COMDAT) support.
11027 * pa.h (struct machine_function): Define.
11028 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
11029 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
11030 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
11031 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
11032 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
11033 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
11034 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
11035 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
11036 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
11037 for EXTRA_SECTION_FUNCTIONS.
11038 * doc/install.texi: Update binutils requirements.
11040 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
11042 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
11043 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
11044 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
11046 (struct VEC): Use unsigned for num and alloc.
11047 * vec.c (struct vec_prefix): Likewise.
11048 (vec_o_reserve): Adjust.
11050 * dbxout.c (dbxout_type): Fix printf format.
11052 * tree.h (binfo_member): Remove.
11053 * tree.c (binfo_member): Remove.
11055 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
11057 * tree.h: Include vec.h
11058 (DEF_VEC_P(tree)): New type.
11059 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
11060 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
11061 (BINFO_LANG_SLOT): Remove.
11062 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
11063 (struct tree_binfo): Turn base_binfos into a trailing
11064 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
11065 (binfo_lang_slots): Remove.
11066 * tree.c (binfo_lang_slots): Remove.
11067 (make_tree_binfo_stat): Take a base binfo count, not a
11068 lang slot count. Adjust.
11069 * Makefile.in (TREE_H): Add vec.h
11070 * alias.c (record_component_aliases): Adjust BINFO access.
11071 * dbxout.c (dbxout_type): Likewise.
11072 * dwarf2out.c (gen_member_die): Likewise.
11073 * sdbout.c (sdbout_one_type): Likewise.
11074 * tree-dump.c (deque_and_dump): Likewise.
11075 * config/i386/i386.c (classify_argument,
11076 contains_128bit_aligned_vector_p): Likewise.
11077 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
11078 * doc/c-tree.texi (Classes): Update BINFO documentation.
11080 2004-07-20 Steven Bosscher <stevenb@suse.de>
11082 * c-common.h (check_case_value): Remove prototype.
11083 (c_add_case_label): Adjust prototype.
11084 * c-common.c (check_case_value): Make static.
11085 (check_case_bounds): New function.
11086 (c_add_case_label): Use it. Take new argument orig_type.
11087 * c-typeck.c (struct c_switch): New orig_type field.
11088 (c_start_case): Set it.
11089 (do_case): Pass it to c_add_case_label.
11090 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
11091 cases from here. Add the labels in reverse order.
11092 * stmt.c (struct case_node): Adjust comment. Remove balance field.
11093 (add_case_node): Return nothing, don't check for duplicate cases.
11094 Insert new case nodes in a list, not in an AVL tree.
11095 (expand_end_case_type): Don't turn a case tree into a case list.
11096 (case_tree2list): Remove.
11097 * tree.h (add_case_node): Adjust prototype.
11099 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
11101 * genattr.c (struct range, struct function_unit,
11102 write_units, extend_range, init_range): Remove them.
11103 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
11104 Output "#define INSN_SCHEDULING" here.
11105 * genattrtab.c (struct range, struct function_unit_op,
11106 struct function_unit, struct dimension, enum operator,
11107 operate_exp, expand_units, simplify_knowing,
11108 encode_units_mask, simplify_by_exploding,
11109 find_and_mark_used_attributes, unmark_used_attributes,
11110 add_values_to_cover, increment_current_value,
11111 test_for_current_value, simplify_with_current_value,
11112 simplify_with_current_value_aux, gen_unit,
11113 write_unit_name, write_function_unit_info,
11114 write_complex_function, write_toplevel_expr,
11115 find_single_value, extend_range): Remove.
11116 (write_attr_get): Do not handle common_av->value
11118 (struct attr_desc): Remove func_units_p and blockage_p.
11119 (write_attr_valueq): Do not handle them.
11120 (find_attr): Do not clear them.
11121 (make_internal_attr): Do not initialize them.
11122 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
11123 * sched-vis.c (init_target_units, insn_print_units,
11124 init_block_visualization, print_block_visualization,
11125 visualize_scheduled_insns, visualize_no_unit,
11126 visualize_stall_cycles, visualize_alloc,
11127 visualize_free, target_units, get_visual_tbl_length,
11128 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
11129 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
11130 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
11131 * haifa-sched.c (blockage_range, clear_units,
11132 schedule_unit, actual_hazard, potential_hazard,
11133 insn_unit, unit_last_insn, unit_tick,
11134 actual_hazard_this_instance, potential_hazard,
11135 schedule_unit, max_insn_queue_index_value): Remove.
11136 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
11137 max_insn_queue_index.
11138 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
11139 * doc/md.texi (Processor pipeline description): Remove
11140 references to old pipeline descriptions.
11141 (Automaton pipeline description): Merge with the above.
11142 (Old pipeline description, Comparison of the two descriptions):
11145 * bt-load.c (migrate_btr_def): Remove references to
11146 use_pipeline_interface.
11147 * haifa-sched.c (insn_cost, schedule_insn,
11148 schedule_block, advance_one_cycle, sched_init,
11149 queue_to_ready, sched_finish): Likewise.
11150 * modulo-sched.c (sms_schedule, advance_one_cycle,
11151 ps_has_conflicts): Likewise.
11152 * sched-rgn.c (init_ready): Likewise.
11153 (debug_dependencies): Likewise, and remove an "if (1)".
11154 * target.h (use_dfa_pipeline_interface): Remove.
11155 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11156 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11157 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11158 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11159 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11160 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11161 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11162 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11163 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11164 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11165 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11166 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11167 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11168 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11169 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11170 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11171 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11172 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11173 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
11175 2004-07-19 Roger Sayle <roger@eyesopen.com>
11177 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
11179 2004-07-19 Jeff Law <law@redhat.com>
11181 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
11182 (get_eq_expr_value): Use it. Simplify slightly.
11184 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
11186 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
11187 (umulsidi3_32bit_r4000): Likewise.
11189 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
11191 * vec.h: Propagate location information properly.
11192 (VEC_T_iterate): Add result pointer parameter.
11193 (VEC_T_space): New.
11194 (VEC_T_reserve): Use it.
11196 2004-07-19 Daniel Jacobowitz <dan@debian.org>
11198 * Makefile.in (c-format.o): Depend on c-format.h.
11199 * c-format.h: New file.
11200 (struct format_char_info): Add CHAIN member.
11201 * c-format.c: Move some types and constants to c-format.h.
11202 (format_type_error): Set to -1.
11203 (struct function_format_info): Use an int for format_type.
11204 (decode_format_type): Return an int. Return format_type_error
11206 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
11207 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
11208 (scan_char_table, time_char_table, monetary_char_table): Initialize
11210 (n_format_types): New variable.
11211 (check_format_info_main): Handle CHAIN in format_char_info.
11212 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
11213 TARGET_N_FORMAT_TYPES.
11214 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
11215 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
11216 * config/sol2-c.c: New file.
11217 * config/t-sol2: New file.
11218 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
11219 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
11220 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
11222 * doc/extend.texi (Target Format Checks): New section.
11223 (Function Attributes): Mention it.
11224 * doc/invoke.texi: Mention target format checks.
11225 * doc/sourcebuild.texi: Mention target format checks.
11226 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
11227 TARGET_FORMAT_TYPES.
11229 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
11231 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
11233 * config/s390/s390.c (regclass_map initializer): Register 35 added to
11235 (load_multiple_operation, store_multiple_operation): Removed
11236 pointless sanity check.
11237 (s390_decompose_address): Added check for return_address_pointer_rtx.
11238 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
11239 (s390_return_address_offset): New function.
11240 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
11241 (FRAME_REGNO_P): Added check for register 35.
11242 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
11243 REG_ALLOC_ORDER): Appended entry for register 35.
11244 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
11245 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
11246 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
11247 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
11248 is eliminable using stack pointer or hard frame pointer.
11249 (REGISTER_NAMES): Added name for register 35.
11250 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
11251 pointless sanity check.
11253 2004-07-19 Roger Sayle <roger@eyesopen.com>
11255 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
11256 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
11257 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
11258 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
11259 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
11260 (fold_relational_const): Tidy up handling of floating point
11261 comparisons by calling real_compare. Remove tree_expr_nonzero_p
11262 transformation; fold_relational_const assumes constant operands.
11264 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
11266 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
11269 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
11271 * c-tree.h (struct c_expr): Define.
11272 (C_SET_EXP_ORIGINAL_CODE): Remove.
11273 (parser_build_binary_op, build_compound_expr): Update prototypes.
11274 * c-parse.in (%union): Add exprtype.
11275 (FUNC_NAME): Mark as ttype.
11276 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
11278 (expr): Update. Define directly in terms of expr_no_commas
11279 instead of using nonnull_exprlist.
11280 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
11281 offsetof_member_designator, typespec_nonreserved_nonattr, init,
11282 initval, designator, component_declarator,
11283 component_notype_declarator, enumerator, array_declarator,
11284 condition, exexpr, switch_statement, stmt_nocomp, stmt,
11285 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
11286 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
11288 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
11289 * c-common.c (c_common_truthvalue_conversion): Don't check
11290 C_EXP_ORIGINAL_CODE.
11291 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
11292 Don't use C_EXP_ORIGINAL_CODE.
11293 (default_conversion, default_function_array_conversion): Don't use
11294 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
11295 (internal_build_compound_expr): Merge into build_compound_expr.
11296 (build_compound_expr): Take two operands instead of a TREE_LIST.
11297 * objc/objc-act.c (get_super_receiver): Update calls to
11298 build_compound_expr.
11300 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
11302 * config/sh/sh.c (sh_use_dfa_interface): Remove.
11303 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
11305 * config/sh/sh.md: Extract pipeline descriptions
11306 into separate files.
11307 * config/sh/sh1.md: New file, extracted from sh.md.
11308 * config/sh/sh4.md: New file, extracted from sh.md.
11309 * config/sh/shmedia.md: New file, extracted from sh.md
11310 and rewritten using new-style pipeline description.
11312 2004-07-18 Zack Weinberg <zack@codesourcery.com>
11314 * config/pa/pa.md: Delete the two remaining define_peephole
11317 2004-07-18 Steven Bosscher <stevenb@suse.de>
11318 Joseph S. Myers <jsm@polyomino.org.uk>
11320 * c-common.c (c_common_truthvalue_conversion): Don't warn if
11321 TREE_NO_WARNING is set.
11323 2004-07-18 Roger Sayle <roger@eyesopen.com>
11325 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
11326 simplify_builtin_strncmp): Delete.
11327 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
11328 Change argument to accept an arglist instead of an "exp". Assume
11329 that the return type is always integer_type_node. Copy missing
11330 transformations from their now obsolete simplify_builtin_*
11332 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
11333 fold_builtin_strcmp and fold_builtin_strncmp.
11334 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
11335 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
11336 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
11338 2004-07-18 Daniel Jacobowitz <dan@debian.org>
11340 * Makefile.in (tree-alias-common.o): Update dependencies.
11342 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
11344 * cfgloop.c (flow_loop_nested_p): Fix comment.
11346 2004-07-17 Jason Merrill <jason@redhat.com>
11349 * stor-layout.c (relayout_decl): New fn.
11350 * tree.h: Declare it.
11351 (DECL_BY_REFERENCE): New macro.
11353 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
11355 * libgcc2.c (__enable_execute_stack): New symbol.
11356 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
11357 and declare __enable_execute_stack.
11358 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
11359 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
11360 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11361 ENABLE_EXECUTE_STACK.
11362 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
11363 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11364 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11365 ENABLE_EXECUTE_STACK.
11366 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11367 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
11368 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11369 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
11370 ENABLE_EXECUTE_STACK.
11371 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11372 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11373 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11374 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
11375 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
11376 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
11377 (sparc64_initialize_trampoline): Likewise.
11378 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
11380 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
11382 * langhooks.h (builtin_function): New langhook.
11383 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
11384 (LANG_HOOKS_INITIALIZER): Update.
11385 * tree.h (builtin_function): Remove.
11386 * doc/tm.texi: Update.
11387 * c-tree.h (builtin_function): Declare.
11388 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
11389 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
11390 config/ia64/ia64.c, config/iq2000/iq2000.c,
11391 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
11392 config/stormy16/stormy16.c: All callers of builtin_function
11395 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
11398 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
11399 Remove white space after the backslash.
11401 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11403 PR rtl-optimization/16294
11404 * resource.c (return_insn_p): New predicate.
11405 (mark_target_live_regs): Use it. Special-case return insns.
11406 (init_resource_info): Use it. Don't scan the epilogue past
11409 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11411 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
11412 destroy dominance information.
11413 * passes.c (rest_of_handle_loop2): Free dominance information.
11414 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
11416 (thread_jumps): Update dominance information and remove unreachable
11418 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
11419 information and remove the unreachable block.
11421 2004-07-17 Graham Stott <graham.stott@btinternet.com>
11423 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
11425 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
11427 * doc/sourcebuild.texi: Remove libf2c entry.
11429 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
11431 * config/i386/i386.md (movv16qi_internal): Fix typo.
11433 2004-07-17 Steven Bosscher <stevenb@suse.de>
11435 * final.c (final_scan_insn): Fix broken commit from previous
11438 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
11440 * c-typeck.c (parser_build_binary_op): Condition warnings for
11441 X<=Y<=Z on -Wparentheses instead of -Wextra.
11442 * doc/invoke.texi: Update. Document that most of -Wparentheses is
11443 supported for C only.
11445 2004-07-17 Steven Bosscher <stevenb@suse.de>
11447 * cfgcleanup.c (try_simplify_condjump): Don't remove line
11448 notes to avoid unreachable code warnings.
11449 * toplev.c (backend_init): Don't emit line notes for
11450 unreachable code warnings.
11452 * combine.c (distribute_notes): Don't distribute a
11453 REG_VTABLE_REF note.
11454 * final.c (final_scan_insn): Don't handle it.
11455 * rtl.c (reg_note_name): Remove it.
11456 * rtl.h (enum reg_node): Dito.
11458 * emit-rtl.c (force_line_numbers, restore_line_number_status):
11460 * rtl.h (force_line_numbers, restore_line_number_status):
11463 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
11464 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
11465 (using_eh_for_cleanups): Also moved here.
11467 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
11468 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
11469 to expand_start_case and add_case_node.
11470 * stmt.c (struct nesting): Cleanup unused fields condition_code,
11471 last_unconditional_cleanup, nominal_type, printname, and
11472 line_number_status.
11473 (struct fixup_goto): Remove.
11474 (struct stmt_status): Remove x_goto_fixup_chain field.
11475 (goto_fixup_chain): Remove.
11476 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
11477 pushcase, pushcase_range): Remove.
11478 (expand_start_bindings_and_block): Don't set unused fields in
11480 (expand_start_case, add_case_node): Cleanup unused formal arguments.
11481 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
11482 instead of emit_jump_if_reachable.
11483 (emit_case_nodes): Likewise.
11484 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
11486 (update_eh_label): Work around left-over exception handing regions.
11487 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
11488 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
11489 (pass_cleanup_cfg_post_optimizing): New pass.
11490 (init_tree_optimization_passes): Run the new pass after all
11492 * tree.h (pushcase, pushcase_range): Remove prototypes.
11493 (expand_start_case, add_case_node): Update prototypes.
11495 2004-07-16 Krister Walfridsson <cato@df.lth.se>
11497 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
11499 2004-07-16 Richard Henderson <rth@redhat.com>
11501 * builtins.c (std_expand_builtin_va_arg): Remove.
11502 (expand_builtin_va_arg): Remove.
11503 * expr.h: Don't declare them.
11504 * gimplify.c (mark_decls_volatile_r): Remove.
11505 (copy_if_shared_r): Don't call it.
11506 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
11507 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
11508 * gimple-low.c (lower_stmt): Likewise.
11509 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
11510 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
11511 * tree-ssa-operands.c (get_expr_operands): Likewise.
11512 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
11513 EXPAND_BUILTIN_VA_ARG.
11514 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
11515 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
11516 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
11517 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
11519 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
11521 * tree-ssa-pre.c (insert_aux): Break out if we hit
11524 2004-07-16 Richard Henderson <rth@redhat.com>
11526 * basic-block.h (remove_fake_exit_edges): Declare.
11527 * cfganal.c (remove_fake_predecessors): Rename from
11528 remove_fake_successors; iterate over predecessors.
11529 (remove_fake_exit_edges): New.
11530 * cfgcleanup.c (try_optimize_cfg): Use it.
11531 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
11532 * predict.c (estimate_probability): Likewise.
11533 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
11534 * tree-cfg.c (make_edges): Likewise.
11535 * tree-ssa-pre.c (fini_pre): Likewise.
11536 * profile.c (instrument_edges): Don't remove_fake_edges.
11537 (branch_prob): Do it earlier here.
11539 2004-07-16 Richard Henderson <rth@redhat.com>
11541 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
11542 switchification wrt CONSTRUCTOR. Document the reason.
11544 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
11546 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
11547 that prevented descriptive __mf_check source location strings.
11549 2004-07-16 Richard Henderson <rth@redhat.com>
11551 * tree-def (WITH_SIZE_EXPR): New.
11552 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
11553 * expr.c (expand_expr_real_1): Likewise.
11554 * gimplify.c (maybe_with_size_expr): New.
11555 (gimplify_arg, gimplify_modify_expr): Use it.
11556 (gimplify_modify_expr_to_memcpy): Take size parameter.
11557 (gimplify_modify_expr_to_memset): Likewise.
11558 (gimplify_expr): Handle WITH_SIZE_EXPR.
11559 * tree-alias-common.c (find_func_aliases): Likewise.
11560 * tree-eh.c (tree_could_trap_p): Likewise.
11561 (tree_could_throw_p): Likewise.
11562 * tree-gimple.c (is_gimple_lvalue): Likewise.
11563 (get_call_expr_in): Likewise.
11564 * tree-inline.c (estimate_num_insns_1): Likewise.
11565 (expand_calls_inline): Likewise.
11566 * tree-nested.c (convert_call_expr): Likewise.
11567 * tree-pretty-print.c (dump_generic_node): Likewise.
11568 * tree-sra.c (sra_walk_expr): Likewise.
11569 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
11570 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
11571 * tree-ssa-operands.c (get_expr_operands): Likewise.
11572 * tree-tailcall.c (find_tail_calls): Likewise.
11574 * calls.c (expand_call): Reset old_stack_allocated after
11575 calling emit_stack_restore.
11577 2004-07-16 Richard Henderson <rth@redhat.com>
11579 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
11580 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
11581 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
11582 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11583 copy_res_decl_for_inlining.
11585 * tree-inline.c (declare_return_variable): New modify_dest argument.
11586 Use it as the return value, when possible or manditory. Handle
11587 TREE_ADDRESSABLE types.
11588 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
11589 replacement of CALL_EXPR.
11591 2004-07-16 Richard Henderson <rth@redhat.com>
11593 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
11594 * gimple-low.c (expand_var_p): Don't check it.
11595 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
11596 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
11597 * tree-ssa-operands.c (add_stmt_operand): Likewise.
11598 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
11599 (find_referenced_vars): Don't call them.
11600 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
11602 2004-07-16 Richard Henderson <rth@redhat.com>
11604 * function.c (pass_by_reference): True for all variable sized types.
11606 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
11608 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
11609 * tree-pretty-print.c: Include tree-chrec.h.
11610 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
11611 and POLYNOMIAL_CHREC nodes.
11613 2004-07-16 Steve Ellcey <sje@cup.hp.com>
11615 * builtins.c (expand_builtin_stpcpy): Do not create temporary
11618 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
11620 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
11622 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
11624 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
11626 * config/s390/s390.c: Likewise.
11627 * config/s390/s390.h: Likewise.
11629 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11631 * config/mips/mips.md (addsi3, adddi3): Remove special handling
11632 of $sp adds. Remove REGNO checks from mips16 patterns.
11634 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11636 * config/mips/mips.md: Delete outdated comment.
11638 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11640 * config/mips/mips.c (get_float_compare_codes): Delete.
11641 (mips_emit_compare): New function, mostly extracted from
11642 get_float_compare_codes and gen_conditional_branch.
11643 (gen_conditional_branch, gen_conditional_move): Use it.
11645 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
11647 * genautomata.c (add_vect): Speedup by using integers as
11648 bit-vectors for walking through the comb_vect and finding
11651 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11653 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
11654 operand is an uns_arith_operand; use subtraction otherwise.
11655 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
11656 not just arith_operands.
11658 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11660 * config/mips/mips-protos.h (gen_int_relational): Delete.
11661 (mips_emit_scc): Declare.
11662 * config/mips/mips.c (internal_test): Delete.
11663 (sle_operand, sleu_operand): New functions.
11664 (map_test_to_internal_test, gen_int_relational): Delete.
11665 (mips_emit_binary, mips_relational_operand_ok_p)
11666 (mips_emit_int_relational, mips_zero_if_equal)
11667 (mips_emit_scc): New functions.
11668 (gen_conditional_branch): Rework to use mips_emit_int_relational.
11669 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
11671 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
11672 (sltu, sleu): Use mips_emit_scc.
11673 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
11674 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
11675 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
11677 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11679 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
11681 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11683 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
11684 (*sne_[sd]i): Likewise sne_[sd]i_zero.
11685 (*sgt_[sd]i): ...and sgt_[sd]i.
11686 (*slt_[sd]i): ...and slt_[sd]i.
11687 (*sgtu_[sd]i): ...and sgtu_[sd]i.
11688 (*sltu_[sd]i): ...and sltu_[sd]i.
11689 (*sleu_[sd]i): ...and sleu_[sd]i_const.
11690 Name previously unnamed mips16 patterns. Formatting fixes.
11692 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11694 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
11695 (branch_type): Delete.
11696 (gen_conditional_branch, gen_conditional_move)
11697 (mips_gen_conditional_trap): Update after name change. Get the
11698 comparison mode from cmp_operands[0].
11699 * config/mips/mips.h (cmp_type, branch_type): Delete.
11700 (cmp_operands): Renamed from branch_cmp.
11701 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
11702 name change. Don't set branch_type.
11703 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
11704 mode class of cmp_operands[0] rather than branch_type. Update after
11707 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11709 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
11710 of 0...255 to 0 when inside a SET.
11712 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
11714 * config/mips/mips.md: Remove mips16 define_peepholes.
11716 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
11718 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
11719 (fini_pre): Remove fake edges.
11721 2004-07-15 Richard Henderson <rth@redhat.com>
11723 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
11724 (get_indirect_ref_operands, get_call_expr_operands): ... these.
11726 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
11728 * vec.h (VEC_address): New function.
11730 2004-07-14 Jason Merrill <jason@redhat.com>
11732 PR middle-end/15885
11733 * gimplify.c (gimplify_arg): New fn, split out from...
11734 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
11736 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
11738 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
11739 generate code which is generated by pushqi1 now
11740 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
11742 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
11744 * combine.c (simplify_set): match the mode of the constant 0 with
11745 the tested operand to match the compare behaviour and the
11746 simplify_relational_operation() expectation.
11748 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
11750 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
11751 ("bordered"): Same.
11753 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
11755 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
11757 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
11759 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
11761 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
11762 calls in mips16 code.
11764 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
11766 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
11767 the destination of the li as well as for the neg.
11769 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
11772 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
11773 * cgraph.h: Update declaration.
11774 * c-decl.c (build_cdtor): Update call with default priority.
11775 * coverage.c (create_coverage): Ditto.
11776 * tree-mudflap.c (mf_init_fndecl): New tree.
11777 (mudflap_init): Set it.
11778 (mudflap_register_call): Arrange to call __mf_init before the first
11779 __mf_register call.
11780 (mudflap_finish_file): Mark the mudflap static initializer as extra
11781 high priority, to beat all C++ static constructors.
11783 2004-07-15 Jeff Law <law@redhat.com>
11785 * loop.c (check_insn_for_givs): Restore check for code labels that was
11786 accidentally deleted by a recent checkin.
11788 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
11790 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
11791 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
11793 2004-07-14 Richard Henderson <rth@redhat.com>
11795 * print-tree.c (print_node): Fix casts last change.
11797 2004-07-15 Paul Brook <paul@codesourcery.com>
11799 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
11800 to TARGET_UNWIND_INFO.
11801 * except.c (output_function_exception_table): Ditto.
11803 * opts.c (decode_options): Ditto.
11804 * passes.c (rest_of_handle_final): Ditto.
11805 * final.c (final_start_function): Ditto.
11806 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
11808 * targhooks.h (default_unwind_emit): Declare.
11809 * targhooks.c (default_unwind_emit): New function.
11810 * target-def.h: Define and use TARGET_UNWIND_EMIT.
11811 * target.h (struct gcc_target): Add unwind_emit.
11812 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
11813 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
11814 Remove IA64_UNWIND_EMIT.
11815 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
11817 2004-07-14 Richard Henderson <rth@redhat.com>
11819 * print-tree.c (print_node): Handle SSA_NAME.
11821 2004-07-14 James E Wilson <wilson@specifixinc.com>
11824 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
11825 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
11827 2004-07-15 Jakub Jelinek <jakub@redhat.com>
11829 * expr.c (expand_assignment): Reenable bitfield += optimizations.
11830 Use alias set 0 for memory, do proper mode calculations and adjust
11831 address for memories.
11833 2004-07-14 Per Bothner <per@bothner.com>
11835 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
11836 structure with extra column field.
11837 * tree.c (expand_location): Also fill in column field.
11838 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
11839 gets confused by the two conditionally-compiled definitions.
11841 2004-07-14 Eric Christopher <echristo@redhat.com>
11843 * calls.c (expand_call): Fix typo in comment.
11845 2004-07-14 Steve Ellcey <sje@cup.hp.com>
11847 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
11848 comparision of TFmode.
11850 2004-07-14 Richard Henderson <rth@redhat.com>
11852 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
11853 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
11854 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
11855 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11856 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11857 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
11858 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11859 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11860 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11862 2004-07-14 Mike Stump <mrs@apple.com>
11864 * config/darwin.h (WINT_TYPE): Define to be int to match
11865 system header files.
11867 2004-07-14 Bob Wilson <bob.wilson@acm.org>
11869 * config/xtensa/xtensa.c (function_arg_advance): Check for args
11870 that must be passed in the stack.
11871 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
11872 arguments if the size is not a constant.
11874 2004-07-14 Per Bothner <per@bothner.com>
11876 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
11877 instead of EXPR_LOCUS in a boolean context, which is always true
11878 if --enable-mapped-location.
11879 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
11881 2004-07-14 Richard Henderson <rth@redhat.com>
11883 * dominance.c (struct dom_info): Add fake_exit_edge.
11884 (init_dom_info): Allocate it.
11885 (free_dom_info): Free it.
11886 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
11888 (calc_idoms): Honor fake_exit_edge.
11890 2004-07-13 Jason Merrill <jason@redhat.com>
11892 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
11893 (rhs_test_for): New fn.
11894 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
11895 * tree-gimple.h: Declare them.
11896 * gimplify.c (gimplify_modify_expr): Use the new fns.
11898 2004-07-14 Richard Henderson <rth@redhat.com>
11900 * config/arm/arm-protos.h (arm_va_arg): Remove.
11901 * config/arm/arm.c (arm_va_arg): Remove.
11902 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
11903 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
11905 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11907 * pa.c (fix_range): New function to mark a range(s) of registers as
11909 (override_options): Call fix_range if the -mfixed-range option string
11911 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
11912 * doc/invoke.texi (-mfixed-range): Document new option.
11914 2004-07-14 David Edelsohn <edelsohn@gnu.org>
11916 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
11918 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
11920 2004-07-14 Roger Sayle <roger@eyesopen.com>
11922 * expmed.c (expand_sdiv_pow2): New function to expand signed division
11923 by a positive power of two, split out from expand_divmod. Provide
11924 an alternate implementation when shifts are expensive. Lower the
11925 threshold for using a branchless implementation to BRANCH_COST >= 2.
11926 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
11928 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
11930 * tree-dfa.c (make_rename_temp): *Really* work just
11931 like create_tmp_var if called while outside SSA form.
11933 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11935 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
11936 for division by zero.
11937 ("umodsi3"): Likewise.
11939 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
11941 * config/mips/mips.c (mips_output_move): When generating mips16 code,
11942 force loads of negative constants to be split.
11943 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
11944 Generalize SImode li/neg splitter to cope with other modes.
11946 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
11948 * expmed.c: Remove more references to QUEUED in the comments.
11949 * expr.c: Likewise.
11951 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
11954 2004-07-13 Richard Henderson <rth@redhat.com>
11955 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
11958 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
11960 * tree-dfa.c (make_rename_temp): Work just like
11961 create_tmp_var if called while outside SSA form.
11963 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
11965 * expr.c (enqueue_insn, finish_expr_for_function,
11966 protect_from_queue, queued_subexp_p, mark_queue,
11967 emit_insns_enqueued_after_mark, emit_queue,
11968 expand_increment): Remove.
11969 (store_constructor): Expand increment as an assignment.
11970 (expand_expr_real_1 <case PREINCREMENT_EXPR,
11971 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
11972 case POSTDECREMENT_EXPR>): Abort.
11973 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
11974 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
11975 protect_from_queue, emit_queue, queued_subexp_p): Remove.
11976 * function.h (pending_chain, x_pending_chain): Remove.
11977 * rtl.def (QUEUED): Remove.
11979 * emit-rtl.c (copy_insn_1, copy_most_rtx,
11980 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
11981 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
11982 encode_units_mask): Likewise.
11983 * local-alloc.c (equiv_init_varies_p): Likewise.
11984 * rtl.c (copy_rtx): Likewise.
11985 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
11986 * simplify-rtx.c (simplify_gen_subreg): Likewise.
11987 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
11989 * builtins.c (expand_builtin, expand_builtin_apply,
11990 expand_builtin_mathfn, expand_builtin_mathfn_2,
11991 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
11992 Remove calls to emit_queue and protect_from_queue.
11993 * calls.c (expand_call, precompute_arguments,
11994 precompute_register_parameters, rtx_for_function_call,
11995 store_one_arg): Likewise.
11996 * dojump.c (do_compare_and_jump, do_jump): Likewise.
11997 * explow.c (memory_address): Likewise.
11998 * expmed.c (clear_by_pieces_1, clear_storage,
11999 clear_storage_via_libcall, emit_group_load,
12000 emit_group_store, emit_store_flag,
12001 expand_expr_real_1, store_by_pieces,
12002 store_constructor, store_expr, try_casesi,
12003 try_tablejump): Likewise.
12004 * function.c (expand_pending_sizes): Likewise.
12005 * optabs.c (emit_cmp_and_jump_insns,
12006 emit_conditional_add, emit_conditional_move,
12007 expand_fix, expand_float, prepare_cmp_insn): Likewise.
12008 * stmt.c (emit_case_bit_tests,
12009 expand_asm_expr, expand_computed_goto,
12010 expand_decl_init, expand_end_case_type,
12011 expand_end_stmt_expr, expand_expr_stmt_value,
12012 expand_return, expand_start_case,
12013 optimize_tail_recursion): Likewise.
12014 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12015 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
12017 2004-07-14 Ben Elliston <bje@au.ibm.com>
12019 * vec.h: Comment fix.
12021 2004-07-13 Richard Henderson <rth@redhat.com>
12023 * target.h (struct gcc_target): Add calls.pass_by_reference.
12024 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
12025 * function.c (pass_by_reference): Use the hook.
12026 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
12027 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
12028 (hook_pass_by_reference_must_pass_in_stack): New.
12029 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
12030 (alpha_pass_by_reference): New.
12031 (TARGET_PASS_BY_REFERENCE): New.
12032 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12033 * config/arc/arc.c (arc_pass_by_reference): New.
12034 (TARGET_PASS_BY_REFERENCE): New.
12035 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12036 (FUNCTION_ARG_CALLEE_COPIES): True.
12037 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
12038 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
12039 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
12040 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12041 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12042 * config/cris/cris.c (cris_pass_by_reference): New.
12043 (TARGET_PASS_BY_REFERENCE): New.
12044 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
12045 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
12046 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12047 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
12048 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12049 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
12050 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
12051 (frv_function_arg_pass_by_reference): Remove.
12052 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12053 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
12054 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
12055 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
12056 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12057 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
12058 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
12059 (ia64_pass_by_reference): Rename from
12060 ia64_function_arg_pass_by_reference.
12061 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12062 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12063 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
12064 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
12065 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
12066 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12067 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12068 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
12069 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
12070 (m32r_pass_by_reference): Adjust prototype. Make static.
12071 Handle mode sizes correctly.
12072 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12073 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
12074 (m68hc11_function_arg_pass_by_reference): Remove.
12075 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12076 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12077 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
12078 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12079 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
12080 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
12081 (mips_va_arg): Use pass_by_reference.
12082 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
12083 Handle mode sizes correctly.
12084 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12085 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
12086 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
12087 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
12088 (mmix_pass_by_reference): Rename from
12089 mmix_function_arg_pass_by_reference.
12090 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12091 (FUNCTION_ARG_CALLEE_COPIES): True.
12092 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
12093 (mn10300_pass_by_reference): New.
12094 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12095 (FUNCTION_ARG_CALLEE_COPIES): True.
12096 * config/pa/pa.c (pa_pass_by_reference): New.
12097 (TARGET_PASS_BY_REFERENCE): New.
12098 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12099 (FUNCTION_ARG_CALLEE_COPIES): True.
12100 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
12101 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
12102 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
12103 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12104 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
12105 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
12106 (s390_pass_by_reference): Rename from
12107 s390_function_arg_pass_by_reference.
12108 (s390_function_arg_advance): Don't query pass-by-ref.
12109 (s390_function_arg): Likewise.
12110 (s390_gimplify_va_arg): Use pass_by_reference.
12111 (s390_call_saved_register_used): Likewise.
12112 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12113 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
12114 (shcompact_byref, sh_pass_by_reference): New.
12115 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12116 (SHCOMPACT_BYREF): Remove.
12117 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
12118 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
12119 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
12120 (sparc_gimplify_va_arg): Use pass_by_reference.
12121 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12122 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12123 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
12124 (v850_pass_by_reference): New.
12125 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12126 (FUNCTION_ARG_CALLEE_COPIES): True.
12127 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
12128 FUNCTION_ARG_PASS_BY_REFERENCE docs.
12130 2004-07-14 Richard Henderson <rth@redhat.com>
12131 Richard Sandiford <rsandifo@redhat.com>
12133 * config/mips/mips-protos.h (mips_va_arg): Delete.
12134 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
12135 * config/mips/mips.c: Include tree-gimple.h.
12136 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
12137 (mips_arg_info): Remove special handling of must_pass_in_stck args.
12138 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
12139 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
12141 2004-07-13 Bob Wilson <bob.wilson@acm.org>
12143 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
12144 arguments for COND_EXPR in big-endian adjustment code.
12146 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12148 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
12149 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
12150 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
12151 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
12153 2004-07-13 Diego Novillo <dnovillo@redhat.com>
12155 PR tree-optimization/16443
12156 * tree-ssa-alias.c: Add more description for
12157 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
12158 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
12159 clobbering of call-clobbered and addressable variables. If
12160 there are any before aliases have been computed, add them.
12162 2004-07-13 Diego Novillo <dnovillo@redhat.com>
12164 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
12167 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
12169 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
12170 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
12173 2004-07-13 Per Bothner <per@bothner.com>
12175 * collect2.c (main): Handle --no-demangle and --demangle flags.
12177 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
12179 * Makefile.in (OBJS-common): Add tree-data-ref.o.
12180 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
12181 (tree-data-ref.o): New rule.
12182 * lambda.h: New file.
12183 * tree-data-ref.c: New file.
12184 * tree-data-ref.h: New file.
12185 * tree.c (int_cst_value, tree_fold_gcd): New functions.
12186 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
12188 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12191 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
12192 * config/sparc/sparc.c (output_ubranch): New function.
12193 * config/sparc/sparc.md (jump pattern): Use it.
12195 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12198 * config/sparc/sparc.c (output_cbranch): Properly guard
12199 the code handling far branches with TARGET_V9.
12200 * config/sparc/sparc.md (length attribute): Document the
12201 side-effect of having a length greater or equal to 3.
12203 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12204 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
12207 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
12208 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
12210 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12211 Martin Sebor <sebor@roguewave.com>
12214 * doc/invoke.texi (SPARC options): Document -threads
12215 and -pthreads on Solaris.
12217 2004-07-13 Richard Henderson <rth@redhat.com>
12219 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
12221 (ind_gimplify_va_arg_expr): Remove.
12222 * tree.h (ind_gimplify_va_arg_expr): Remove.
12223 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
12224 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
12227 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
12228 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
12229 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
12230 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
12231 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
12233 2004-07-13 Richard Henderson <rth@redhat.com>
12235 * function.c (pass_by_reference): New.
12236 (assign_parm_find_data_types): Use it.
12237 * calls.c (initialize_argument_information): Likewise.
12238 (emit_library_call_value_1): Likewise.
12239 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
12240 * function.h (pass_by_reference): Declare.
12242 2004-07-13 Richard Henderson <rth@redhat.com>
12244 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
12245 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
12246 * expr.h (MUST_PASS_IN_STACK): Remove.
12247 * system.h (MUST_PASS_IN_STACK): Poison.
12248 * tree.h (must_pass_in_stack_var_size): Declare.
12249 (must_pass_in_stack_var_size_or_pad): Declare.
12250 * calls.c (must_pass_in_stack_var_size): New.
12251 (must_pass_in_stack_var_size_or_pad): Rename from
12252 default_must_pass_in_stack.
12253 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
12254 (TARGET_MUST_PASS_IN_STACK): New.
12255 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
12256 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
12257 (TARGET_MUST_PASS_IN_STACK): New.
12258 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
12259 * config/frv/frv.c (frv_must_pass_in_stack): New.
12260 (TARGET_MUST_PASS_IN_STACK): New.
12261 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
12262 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
12263 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
12264 (ix86_must_pass_in_stack): Make static.
12265 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
12266 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
12267 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
12268 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
12269 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
12270 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
12271 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
12272 (mcore_must_pass_on_stack): Remove.
12273 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
12274 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
12275 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
12276 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
12277 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
12278 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
12279 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
12280 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
12281 (TARGET_MUST_PASS_IN_STACK): New.
12282 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
12283 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
12284 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
12285 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
12286 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
12287 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
12288 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
12289 MUST_PASS_IN_STACK.
12291 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
12292 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
12293 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
12294 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
12295 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
12296 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
12297 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
12298 config/xtensa/xtensa.c: Use target hook.
12300 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
12302 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
12303 * configure: Rebuilt.
12305 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
12307 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
12308 * config/mips/mips.h (mips_reg_names): Don't declare.
12309 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
12310 (TARGET_NAME_REGS): Delete.
12311 (TARGET_SWITCHES): Remove -mrnames.
12312 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
12313 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
12315 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
12316 (override_options): Remove handling of TARGET_NAME_REGS.
12318 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
12320 * config/mips/mips.h (TARGET_*): Boolify.
12322 2004-07-12 Nick Clifton <nickc@redhat.com>
12324 * config.gcc: Add sh-*-symbianelf target.
12325 * config/sh/sh.c: Add new target macros:
12326 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
12327 TARGET_CXX_IMPORT_EXPORT_CLASS.
12328 (sh_file_start): Create a definition of the .directive section.
12329 (sh_attribute): Add dllimport and dllexport attributes.
12330 * config/sh/symbian-pre.h: New file.
12331 * config/sh/symbian-post.h: New file.
12332 * config/sh/symbian.c: New file. Contains Symbian specific
12334 * config/sh/sh-protos.h: Add prototypes for new functions
12335 provided by symbian.c.
12336 * config/sh/t-symbian: New file.
12337 * doc/extend.texi: Document support for dllimport and dllexport
12338 attributes by the sh-symbianelf target.
12340 2004-07-12 James E Wilson <wilson@specifixinc.com>
12342 * Makefile.in (AR): Use @AR@ not ar.
12344 (AR_FOR_TARGET): Use $(AR) not ar for native.
12345 (NM_FOR_TARGET): Use $(NM) not nm for native.
12346 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
12347 * configure: Regenerate.
12349 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
12351 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
12353 (ashldi3_sp64): Likewise.
12355 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12358 * pa.c (function_arg): Update comment.
12359 * pa.h (BLOCK_REG_PADDING): Define.
12361 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12363 PR tree-optimization/16461
12364 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
12365 arguments of phi nodes.
12367 2004-07-12 Devang Patel <dpatel@apple.com>
12369 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
12371 2004-07-12 Steve Ellcey <sje@cup.hp.com>
12373 * function.c (expand_function_start): Ensure r_save is in Pmode.
12374 * calls.c (prepare_call_address): Ensure static_chain_value is
12376 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
12377 r_save_area are in Pmode.
12378 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
12379 fnaddr, and static_chain are in Pmode.
12381 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
12384 * config/ia64/ia64.c (bundling): Don't count ignored insns.
12386 2004-07-12 Richard Henderson <rth@redhat.com>
12388 * target.h (struct gcc_target): Move gimplify_va_arg_expr
12389 next to build_builtin_va_list.
12390 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
12391 * builtins.c (gimplify_va_arg_expr): Likewise.
12392 * gimplify.c (copy_if_shared_r): Likewise.
12394 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
12396 * passes.c (rest_of_decl_compilation): Don't defer call of
12397 assemble_variable if its DECL_RTL is already set.
12399 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
12401 * cfgloop.h (struct loop): Add nb_iterations field.
12402 (current_loops): Declare.
12403 * tree-chrec.c (chrec_not_analyzed_yet,
12404 chrec_dont_know, chrec_known, count_ev_in_wider_type,
12405 chrec_contains_symbols_defined_in_loop): Remove the temporary
12407 * tree-flow-inline.h (loop_containing_stmt): New function.
12408 * tree-scalar-evolution.c: Add implementation.
12409 * tree-scalar-evolution.h: Add declarations.
12411 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
12413 PR rtl-optimization/15921
12414 * Makefile.in (global.o): Add recog.h.
12416 * global.c (recog.h): Add the include-clause.
12417 (bb_info): New member earlyclobber.
12418 (allocate_bb_info, free_bb_info): Initialize/finish the new
12420 (earlyclobber_regclass, earlyclobber_regclass_length): The new
12422 (check_earlyclobber, regclass_intersect,
12423 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
12425 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
12426 (make_accurate_live_analysis): Modify pavin.
12428 2004-07-12 Diego Novillo <dnovillo@redhat.com>
12430 * tree-cfg.c (find_taken_edge): Statically compute the truth
12431 value of a predicate comparing an SSA_NAME to itself.
12433 2004-07-12 Roger Sayle <roger@eyesopen.com>
12435 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
12436 rs6000 doesn't have shift-and-add or shift-and-sub instructions
12437 by returning the cost of a multiplication plus an addition.
12439 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
12441 PR tree-optimization/14107
12442 * gimplify.c (gimplify_return_expr): Accept a
12443 RETURN_EXPR with an error argument.
12444 * tree-optimize.c (init_tree_optimization_passes):
12445 Run pass_warn_function_return at -O0.
12447 2004-07-12 Roger Sayle <roger@eyesopen.com>
12449 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
12452 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
12454 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
12455 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
12456 * config/mips/3000.md: Add copyright notice. Remove automota and
12457 function units; use generic ones instead. Only define reservations
12458 for things that are different from generic.md. Extend each clause
12460 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
12461 * config/mips/mips.md: Include them. Remove define_function_units.
12462 (alu, imuldiv): New automata and units.
12464 2004-07-12 Ben Elliston <bje@au.ibm.com>
12466 * doc/invoke.texi (Optimize Options): Document -frename-registers
12467 not being enabled by default at -O3.
12469 2004-07-11 Roger Sayle <roger@eyesopen.com>
12471 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
12472 floating point additions, to keep real immediate constant positive.
12473 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
12474 into X + C, and leave positive real constants as X - C.
12476 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12478 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
12480 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12482 PR tree-optimization/15654
12483 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
12485 2004-07-11 Roger Sayle <roger@eyesopen.com>
12487 * builtins.c (fold_builtin_fputs): Don't bother converting the
12488 return type to integer_type_node, as we've already checked that
12489 the result will be ignored.
12491 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
12492 that signed addition, subtraction, multiplication, division,
12493 remainder, negation and absolute value may potentially trap.
12495 * fold-const.c (fold_ignored_result): New function to strip
12496 non-side-effecting tree nodes from an expression whose result
12498 (fold_convert): Call fold_ignored_result when casting a value
12500 (omit_one_operand): Call fold_ignored_result on the "omitted"
12501 operand when building a COMPOUND_EXPR.
12502 (pedantic_omit_one_operand): Likewise.
12503 * tree.h (fold_ignored_result): Prototype here.
12504 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
12505 when we're going to ignore the result.
12507 2004-07-11 Richard Henderson <rth@redhat.com>
12510 * tree-ssa-ccp.c (fold_stmt_r): Split out...
12511 * tree.c (fields_compatible_p, find_compatible_field): ... new.
12512 * tree.h (fields_compatible_p, find_compatible_field): Declare.
12513 * tree-sra.c (sra_hash_tree): Hash fields by offset.
12514 (sra_elt_eq): Use fields_compatible_p.
12515 (generate_one_element_ref): Use find_compatible_field.
12517 2004-07-11 Richard Henderson <rth@redhat.com>
12520 * tree-sra.c (generate_one_element_init): New.
12521 (generate_element_init): Use it.
12522 (scalarize_init): Push/pop gimplify context around it.
12523 (find_new_referenced_vars_1, find_new_referenced_vars): New.
12524 * gimplify.c (gimplify_expr): Allow SSA_NAME.
12526 2004-07-11 Roger Sayle <roger@eyesopen.com>
12528 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
12529 combine.c's combine_insn_cost.
12530 * rtl.h (insn_rtx_cost): Prototype here.
12531 * combine.c (combine_insn_cost): Delete function.
12532 (combine_validate_cost): Update callers of combine_insn_cost to
12533 call insn_rtx_cost instead.
12534 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
12535 requesting the rtx_cost of call and/or jump instructions.
12537 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
12538 rtx_cost directly. Don't request/use the cost of call or jump
12539 instructions. Return -1 if the cost of any instruction can't be
12540 determined (or the BB contains a function call).
12541 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
12542 -1 (i.e. can't determine the cost of any instruction or the basic
12543 block contains a subroutine call).
12544 (find_if_case_2): Likewise.
12546 2004-07-11 Roger Sayle <roger@eyesopen.com>
12548 * rs6000.c (struct processor_costs): Change semantics of fields to
12549 include the COST_N_INSNS scaling, and update all initializers.
12550 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
12551 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
12552 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
12553 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
12555 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12557 * LANGUAGES: Remove obsolete information.
12559 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12561 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
12562 SIGBUS signal frames, the PSW address points *to* the faulting
12563 instruction, not after it.
12565 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12567 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
12568 added to TLS symbol addresses.
12570 2004-07-11 Richard Henderson <rth@redhat.com>
12572 * expmed.c (init_expmed): Use stack-local structures for
12573 temporary rtl. Don't recognize shifts.
12575 2004-07-11 Richard Henderson <rth@redhat.com>
12577 * expr.c (store_expr): Don't fiddle subreg promotion for types
12578 with precision smaller than the mode.
12580 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12582 * tree.h (all_types_permanent): Remove.
12584 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12586 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
12587 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
12588 * langhooks.c (lhd_clear_binding_stack): Remove.
12589 * langhooks-def.h (lhd_clear_binding_stack,
12590 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
12591 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
12592 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
12593 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
12594 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
12595 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
12596 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
12597 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
12598 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
12599 * tree.h (poplevel): Don't declare.
12600 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
12601 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
12602 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
12603 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
12606 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
12608 PR tree-optimization/16437
12609 * c-common.c (shorten_compare): Don't mark result of conversion to
12610 narrower signed type as overflowing.
12611 * fold-const.c (decode_field_reference): Determine whether
12612 signedness comes from outer type using precision rather than size.
12614 2004-07-11 Phil Edwards <phil@codesourcery.com>
12616 * configure.ac: Alphabetize --enable-checking list, add
12617 missing valgrind entry.
12618 * configure: Regenerate.
12620 2004-07-11 Phil Edwards <phil@codesourcery.com>
12622 * doc/install.texi (Testing): Fix syntax in "make check" example.
12624 2004-07-10 James E Wilson <wilson@specifixinc.com>
12626 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
12628 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12630 PR rtl-optimization/16001
12631 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
12634 2004-07-10 Geoffrey Keating <geoffk@apple.com>
12636 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
12638 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
12639 James Morrison <phython@gcc.gnu.org>
12641 * doc/contrib.texi (Contributors): Add gfortran contributors and
12642 fix a couple of typos.
12644 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12646 PR rtl-optimization/15387
12647 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
12648 to incoming args space correctly.
12650 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12652 * pa.c (output_indirect_call): Only use %r2 as the link register in
12653 indirect calls with the long PA 2.0 pc-relative branch.
12655 2004-07-10 Daniel Jacobowitz <dan@debian.org>
12657 * config/i386/i386.c (override_options): Pick a 64-bit CPU
12658 for the default tuning if TARGET_64BIT.
12660 2004-07-10 Richard Henderson <rth@redhat.com>
12662 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
12663 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
12665 2004-07-10 Jakub Jelinek <jakub@redhat.com>
12667 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
12668 * expmed.c (store_bit_field, extract_bit_field): Remove last
12670 * builtins.c (expand_builtin_signbit): Adjust callers.
12671 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
12672 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
12673 * ifcvt.c (noce_emit_move_insn): Likewise.
12674 * stmt.c (expand_return): Likewise.
12675 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
12676 store_field, expand_expr_real_1): Likewise.
12678 2004-07-10 Richard Henderson <rth@redhat.com>
12680 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
12682 2004-07-09 Mike Stump <mrs@apple.com>
12684 * config/darwin.c (no_dead_strip): Add.
12685 (HAVE_DEAD_STRIP): Add.
12686 (darwin_emit_unwind_label): Ensure that we don't dead code strip
12689 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12691 * tree-ssa-loop-im.c: New file.
12692 * Makefile.in (tree-ssa-loop-im.o): Add.
12693 * cfgloop.c (superloop_at_depth): New function.
12694 * cfgloop.h (superloop_at_depth): Declare.
12695 * common.opt (ftree-lim): New flag.
12696 * expr.c (array_ref_up_bound): New function.
12697 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
12698 * timevar.def (TV_LIM): New timevar.
12699 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
12700 computing immediate uses of a phi node.
12701 * tree-flow.h (struct tree_ann_common_d): Add aux field.
12702 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
12703 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
12704 * tree-pass.h (pass_lim): Declare.
12705 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
12707 (pass_lim): New pass structure.
12708 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
12709 * tree.c (in_array_bounds_p): New function.
12710 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
12711 (in_array_bounds_p, array_ref_up_bound): Declare.
12712 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
12713 * doc/passes.texi (tree-ssa-loop-im.c): Document.
12715 2004-07-09 Richard Henderson <rth@redhat.com>
12717 * builtins.c (expand_builtin_stpcpy): Don't modify len.
12719 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
12722 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
12724 * flags.h: Delete redundant prototypes that are being generated
12725 in options.h from common.opt.
12726 * common.opt: Add in the expository comments formerly in flags.h.
12728 2004-07-09 Jan Beulich <jbeulich@novell.com>
12730 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
12731 available for use only when TARGET_MMX/_SSE is set, and check for
12732 variable argument function if any register count is non-zero.
12733 (function_arg): Correctly suppress repeated warnings for passing SSE
12734 vectors are arguments without SSE enabled.
12735 (ix86_function_arg_boundary): Without SSE enabled, the use of what
12736 would be SSE register modes does no longer influence the alignment.
12738 2004-07-09 Richard Henderson <rth@redhat.com>
12740 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
12741 Always align upward to arg boundary. Use size_in_bytes/round_up.
12742 Maintain type-correctness of constants.
12743 * stor-layout.c (round_up, round_down): Special-case powers of 2.
12745 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
12747 * config/sparc/sparc.c (*_costs): Scale instruction costs
12749 (sparc_rtx_costs): Adjust as appropriate.
12751 2004-07-09 Jan Beulich <jbeulich@novell.com>
12753 * config/i386/mm3dnow.h: New.
12754 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
12756 2004-07-09 Richard Henderson <rth@redhat.com>
12758 * simplify-rtx.c (simplify_const_relational_operation): Only
12759 look at bounds of scalar integers.
12761 2004-07-09 Jan Beulich <jbeulich@novell.com>
12763 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
12765 2004-07-09 Andrew Pinski <apinski@apple.com>
12767 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
12769 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
12770 UOBJC_METACLASS_decl.
12772 2004-07-09 James E Wilson <wilson@specifixinc.com>
12775 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
12776 do return a parallel if hfa_mode == XFmode and mode == TImode.
12778 2004-07-09 Jan Beulich <jbeulich@novell.com>
12780 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
12781 permissible for unary plus.
12783 2004-07-09 Jan Beulich <jbeulich@novell.com>
12785 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
12786 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
12787 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
12788 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
12789 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
12790 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
12791 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
12792 (BUILTIN_xxxIMAX): New.
12793 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
12794 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
12795 BUILT_IN_PARITYIMAX.
12797 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
12799 * config/sparc/sparc.h (processor_costs): Define.
12800 (sparc_costs): Declare.
12801 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
12802 hypersparc_costs, sparclet_costs, ultrasparc_costs,
12803 ultrasparc3_costs): New.
12804 (sparc_override_options): Set sparc_costs as appropriate.
12805 (sparc_rtx_costs): Use sparc_costs instead of messy
12808 2004-07-09 Steven Bosscher <stevenb@suse.de>
12810 * doc/md.texi (Processor pipeline description): Mention that
12811 the old pipeline description is deprecated.
12813 * config/rs6000/7450.md (automaton ppc7450): Split up, move
12814 mciu_7450 function unit to...
12815 (automaton ppc7450mciu): ...new automaton.
12817 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
12818 (schedule_block): Don't consider inserting bubbles.
12819 (sched_init): Don't initialize DFA bubbles.
12820 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
12821 TARGET_SCHED_DFA_BUBBLE): Remove.
12822 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
12823 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
12824 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
12826 * stmt.c (conditional_context): Remove prototype.
12827 * tree.h (conditional_context): Remove.
12828 * tree-cfg.c (pre_insert_on_edge): Remove.
12830 * c-common.h (c_expand_asm_operands): Remove prototype.
12831 * c-typeck.c (c_expand_asm_operands): Remove.
12833 2004-07-09 Jan Beulich <jbeulich@novell.com>
12835 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
12836 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
12837 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
12838 and V8QI are class SSE. All sufficiently small remaining vector modes
12839 must be passed in one or two integer registers.
12840 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
12841 returned in memory.
12842 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
12843 __builtin_ia32_pmuludq128 have non-uniform argument and return types
12844 and must thus be handled explicitly.
12845 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
12847 (movv8qi_internal, movv4hi_internal, movv2si_internal,
12848 movv2sf_internal): Permit moving between MMX and XMM registers (since
12849 MMX areguments and return values are passed in XMM registers).
12850 (sse2_umulsidi3): Correct type and mode.
12852 2004-07-09 Richard Henderson <rth@redhat.com>
12854 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
12856 2004-07-09 Eric Christopher <echristo@redhat.com>
12858 * config/rs6000/40x.md: Split into two automatons.
12860 2004-07-09 Zack Weinberg <zack@codesourcery.com>
12861 Andrew Pinski <apinski@apple.com>
12863 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
12864 on when we have more than one input file.
12865 (c_common_parse_file): Restore loop over all input files.
12866 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
12868 * c-decl.c (set_type_context): New function.
12869 (pop_scope): Use it to set context of types. When we
12870 encounter a TYPE_DECL, set the context of the attached type too.
12871 (pop_file_scope): Don't call cpp_undef_all here.
12872 (diagnose_mismatched_decls): Do not complain about a second
12873 definition of an 'extern inline' function if it's not in the
12874 same translation unit. Do not complain about inline
12875 declaration after use if the use was in a different
12877 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
12878 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
12879 the external scope.
12880 (pushdecl_top_level): Likewise.
12881 (grokdeclarator): Clarify what is going on with setting
12882 DECL_EXTERNAL on function types, a little.
12883 (c_write_global_declarations): Don't do anything if
12884 -fsyntax-only or errors have been encountered.
12886 2004-07-09 Zack Weinberg <zack@codesourcery.com>
12888 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
12890 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12893 * pa.c (output_indirect_call): Use %r2 as the link register when
12894 calling $$dyncall with a pc-relative branch.
12896 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
12898 * doc/install.texi (Binaries): Mention OpenPKG.
12900 2004-07-09 Diego Novillo <dnovillo@redhat.com>
12902 Fix PR tree-optimization/15555
12903 * tree-dfa.c (dump_variable): If the variable is a pointer
12904 SSA_NAME, also dump its points-to information.
12905 * tree-flow.h (struct ptr_info_def): Add field
12907 (dump_points_to_info_for): Declare.
12908 (debug_points_to_info_for): Declare.
12909 * tree-optimize.c (init_tree_optimization_passes): Add a
12910 second alias analysis pass after DOM2.
12911 Move pass_del_pta to a later spot.
12912 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
12913 create a name tags when we find a dereferenced pointer. Just
12914 mark the pointer dereferenced.
12915 (collect_points_to_info_for): Move code to clear points-to
12916 information to create_name_tags.
12917 (create_name_tags): New function.
12918 (compute_flow_sensitive_aliasing): Call it.
12919 (setup_pointers_and_addressables): Mark type tags for renaming
12920 here instead of ...
12921 (create_memory_tag): ... here.
12922 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
12923 (dump_points_to_info_for): Declare extern.
12924 (debug_points_to_info_for): New function.
12926 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
12928 * config/arc/arc.md: Switch to DFA-based scheduler description.
12929 * config/arc/arc.c: Switch to DFA-based scheduler description.
12931 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
12933 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
12936 2004-07-09 Richard Henderson <rth@redhat.com>
12938 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
12939 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12940 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
12941 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
12943 * config/v850/v850-protos.h (v850_va_arg): Remove.
12944 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12945 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
12946 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
12947 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
12948 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
12950 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
12953 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
12954 and DImode to use +/-4k offset.
12956 2004-07-09 Richard Henderson <rth@redhat.com>
12958 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
12960 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12961 (xstormy16_gimplify_va_arg_expr): Rewrite from
12962 xstormy16_expand_builtin_va_arg.
12963 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
12965 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
12966 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
12968 * config/sh/sh-protos.h (sh_va_arg): Remove.
12969 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12970 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
12971 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
12973 * config/pa/pa-protos.h (hppa_va_arg): Remove.
12974 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12975 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
12976 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
12978 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
12979 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
12980 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
12981 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
12983 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12985 * config/sparc/sparc.md (return): Rewrite length formula.
12986 * config/sparc/sparc.c (output_return): Pass 1 as 5th
12987 argument to final_scan_insn when in a delay slot.
12988 (output_sibcall): Likewise.
12990 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
12992 * arm.c (arm_cpp_interwork): New variable.
12993 (arm_override_options): Set it if TARGET_INTERWORK was on the command
12995 * arm.h (arm_cpp_interwork): Declare it.
12996 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
12997 __THUMB_INTERWORK__ in the preprocessor.
12999 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
13001 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
13003 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13006 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
13007 Override default settings to account for -m32 and -m64.
13009 2004-07-08 Randolph Chung <tausq@debian.org>
13011 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
13013 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
13015 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
13016 before comparing it as such.
13018 2004-07-08 Richard Henderson <rth@redhat.com>
13020 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
13021 temporary. Use bit arithmetic to align.
13023 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
13025 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
13026 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
13027 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
13028 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
13029 add_labels_and_missing_jumps, find_jump_block,
13030 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
13032 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
13033 link_btr_uses, move_btr_def): Likewise.
13034 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
13035 expand_builtin_expect_jump): Likewise.
13036 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
13037 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13038 * cfganal.c (forwarder_block_p): Likewise.
13039 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
13040 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
13041 find_bb_boundaries): Likewise.
13042 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13043 merge_blocks_move_predecessor_nojumps,
13044 merge_blocks_move_successor_nojumps, insns_match_p,
13045 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13046 try_optimize_cfg): Likewise.
13047 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
13048 * cfglayout.c (skip_insns_after_block, label_for_bb,
13049 record_effective_endpoints, insn_locators_initialize,
13050 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
13051 * cfgmainloop.c (create_loop_notes): Likewise.
13052 * cfgrtl.c (delete_insn, delete_insn_chain,
13053 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
13054 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
13055 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
13056 redirect_branch_edge, force_nonfallthru_and_redirect,
13057 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
13058 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
13059 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
13060 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
13061 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
13062 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
13063 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
13064 * combine.c (combine_instructions, can_combine_p, try_combine,
13065 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
13066 distribute_notes, distribute_links, insn_cuid): Likewise.
13067 * cse.c (fold_rtx, cse_insn, cse_around_loop,
13068 invalidate_skipped_block, cse_set_around_loop,
13069 cse_end_of_basic_block, cse_main, cse_basic_block,
13070 cse_condition_code_reg): Likewise.
13071 * cselib.c (cselib_process_insn): Likewise.
13072 * ddg.c (create_ddg): Likewise.
13073 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
13075 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
13076 gen_label_die, dwarf2out_var_location): Likewise.
13077 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
13078 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
13079 last_call_insn, active_insn_p, next_label, prev_label,
13080 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
13081 add_insn_before, remove_insn, add_function_usage_to,
13082 reorder_insns, find_line_note, remove_unnecessary_notes,
13083 emit_insn_after_1, classify_insn): Likewise.
13084 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
13085 connect_post_landing_pads, sjlj_mark_call_sites,
13086 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
13087 can_throw_internal, can_throw_external, set_nothrow_function_flags,
13088 convert_to_eh_region_ranges): Likewise.
13089 * explow.c (optimize_save_area_alloca): Likewise.
13090 * expr.c (expand_expr_real): Likewise.
13091 * final.c (insn_current_reference_address, compute_alignments,
13092 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
13093 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
13094 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
13095 propagate_block_delete_insn, propagate_one_insn,
13096 init_propagate_block_info, propagate_block, libcall_dead_p,
13097 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
13099 * function.c (instantiate_virtual_regs, reorder_blocks_1,
13100 expand_function_start, expand_function_end, contains,
13101 thread_prologue_and_epilogue_insns,
13102 reposition_prologue_and_epilogue_notes): Likewise.
13103 * gcse.c (constprop_register, bypass_conditional_jumps,
13104 insert_insn_end_bb, gcse_after_reload): Likewise.
13105 * genemit.c (gen_expand, gen_split): Likewise.
13106 * genpeep.c (gen_peephole, main): Likewise.
13107 * global.c (build_insn_chain): Likewise.
13108 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
13109 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
13110 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
13111 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
13112 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
13113 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
13114 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
13115 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
13116 dead_or_predicable): Likewise.
13117 * integrate.c (try_constants): Likewise.
13118 * jump.c (rebuild_jump_labels, cleanup_barriers,
13119 purge_line_number_notes, init_label_info, mark_all_labels,
13120 squeeze_notes, get_label_before, get_label_after,
13121 reversed_comparison_code_parts, simplejump_p, pc_set,
13122 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
13123 delete_barrier, delete_prior_computation, delete_computation,
13124 delete_related_insns, delete_for_peephole, redirect_jump):
13126 * lcm.c (optimize_mode_switching): Likewise.
13127 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
13129 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
13130 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
13131 * loop-iv.c (simplify_using_assignment): Likewise.
13132 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
13133 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
13134 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
13135 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
13136 check_insn_for_givs, check_final_value, update_giv_derive,
13137 basic_induction_var, product_cheap_p, check_dbra_loop,
13138 loop_insn_first_p, last_use_this_basic_block,
13139 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
13140 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
13141 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
13142 sms_schedule_by_order): Likewise.
13143 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
13144 * postreload.c (reload_cse_simplify_operands, reload_combine,
13145 reload_cse_move2add): Likewise.
13146 * predict.c (can_predict_insn_p, estimate_probability,
13147 expected_value_to_br_prob, process_note_predictions): Likewise.
13148 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
13149 * profile.c (branch_prob): Likewise.
13150 * ra-build.c (live_out_1, livethrough_conflicts_bb,
13151 detect_webs_set_in_cond_jump): Likewise.
13152 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
13153 ra_print_rtl_with_bb): Likewise.
13154 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
13155 * recog.c (next_insn_tests_no_inequality, find_single_use,
13156 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
13157 * reg-stack.c (next_flags_user, record_label_references,
13158 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
13159 compensate_edge, convert_regs_1): Likewise.
13160 * regclass.c (scan_one_insn): Likewise.
13161 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13162 regmove_optimize, fixup_match_1, single_set_for_csa,
13163 combine_stack_adjustments_for_block): Likewise.
13164 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
13165 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
13166 find_equiv_reg): Likewise.
13167 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
13168 reload_as_needed, emit_input_reload_insns, do_output_reload,
13169 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
13171 * reorg.c (find_end_label, emit_delay_sequence,
13172 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
13173 get_jump_flags, rare_destination, mostly_true_jump,
13174 try_merge_delay_insns, redundant_insn, own_thread_p,
13175 fill_simple_delay_slots, fill_slots_from_thread,
13176 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
13177 dbr_schedule): Likewise.
13178 * resource.c (find_basic_block, next_insn_no_annul,
13179 find_dead_or_set_registers, mark_target_live_regs): Likewise.
13180 * rtl.h (RTX_PREV): Likewise.
13181 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
13182 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
13183 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
13184 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
13185 tablejump_p, computed_jump_p, insns_safe_to_move_p,
13186 find_first_parameter_load, can_hoist_insn_p): Likewise.
13187 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
13188 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
13189 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
13190 schedule_ebbs): Likewise.
13191 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
13192 is_conditionally_protected, can_schedule_ready_p,
13193 add_branch_dependences, debug_dependencies): Likewise.
13194 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
13196 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
13197 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
13198 set_dominates_use, ujump_to_loop_cont): Likewise.
13199 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
13200 * varasm.c (output_constant_pool_1): Likewise.
13202 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13204 * tree-scalar-evolution.c: New file.
13205 * tree-scalar-evolution.h: New file.
13206 * tree-ssa-loop-niter.c: New file.
13207 * Makefile.in (SCEV_H): New.
13208 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
13209 * cfgloop.h (struct loop): Add bounds field.
13210 * tree-flow.h (struct tree_niter_desc): New type.
13211 (number_of_iterations_cond, number_of_iterations_exit,
13212 loop_niter_by_eval, find_loop_niter_by_eval,
13213 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
13214 free_numbers_of_iterations_estimates): Declare.
13215 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
13216 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
13217 * doc/invoke.texi (max-iterations-to-track): Document.
13219 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
13221 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
13222 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
13223 (MODE_AFTER): Add cast appropriately.
13224 * config/sh/sh.md (movdi splitter): Likewise.
13225 (casesi_worker_2): Add const qualifier appropriately.
13226 (eh_return): Remove unused variable.
13227 (insv): Initialize v;
13229 2004-07-08 Richard Henderson <rth@redhat.com>
13231 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
13232 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13233 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
13234 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
13235 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
13237 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
13238 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13239 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
13240 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
13242 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
13243 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13244 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
13245 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
13247 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
13248 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13249 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
13250 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
13252 * config/i860/i860-protos.h (i860_va_arg): Remove.
13253 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13254 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
13255 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
13257 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
13259 * system.h: Prototype getpagesize if missing.
13260 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
13261 * configure: Regenerate.
13262 * config.in: Regenerate.
13264 2004-07-08 Richard Henderson <rth@redhat.com>
13266 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
13267 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13268 (fr30_gimplify_va_arg_expr): New.
13269 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
13270 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
13272 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
13275 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
13276 of asm_noperands result.
13278 2004-07-08 Richard Henderson <rth@redhat.com>
13280 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
13281 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13282 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
13283 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
13285 2004-07-08 Richard Henderson <rth@redhat.com>
13287 * builtins.c (ind_gimplify_va_arg_expr): New.
13288 * tree.h (ind_gimplify_va_arg_expr): Declare.
13289 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
13291 2004-07-08 Jan Beulich <jbeulich@novell.com>
13293 * expmed.c (extract_bit_field): Correct condition to use vec_extract
13294 patterns also on vector elements other than the first one.
13295 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
13298 2004-07-08 Geoffrey Keating <geoffk@apple.com>
13300 * config/rs6000/darwin-ldouble.c: Correct reference
13301 to the Linnainmaa paper.
13303 2004-07-08 Richard Henderson <rth@redhat.com>
13305 * config/arc/arc-protos.h (arc_va_arg): Remove.
13306 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13307 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
13308 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
13310 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
13311 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
13312 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
13313 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
13315 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13317 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
13319 2004-07-08 Zack Weinberg <zack@codesourcery.com>
13321 * c-decl.c (static_ctors, static_dtors): Make static.
13322 (pop_file_scope): Call c_common_write_pch and
13323 cgraph_finalize_compilation_unit here.
13324 (build_cdtor): Moved here from c-objc-common.c; simplify.
13325 (c_write_global_declarations_1): Clarify comment.
13326 (c_write_global_declarations): Close the external scope before
13327 doing anything else. Call build_cdtor, cgraph_optimize, and
13328 mudflap_finish_file here.
13329 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
13331 * c-objc-common.c: No need to include cgraph.h.
13332 (build_cdtor): Moved to c-decl.c.
13333 (c_objc_common_finish_file): Delete.
13334 * c-tree.h: Update to match.
13335 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
13336 (generate_static_references): Set TREE_USED before calling finish_decl.
13337 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
13338 on the static_instances_decl.
13340 2004-07-08 Zack Weinberg <zack@codesourcery.com>
13342 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
13343 decls when there is only one input translation unit.
13344 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
13345 change of 2004-07-05; do not treat declarations with
13346 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
13347 * opts.c (cur_in_fname): Delete.
13348 * opts.h: Likewise.
13349 * tree.c: Revert changes of 2004-07-05; no special treatment
13350 for TRANSLATION_UNIT_DECLs.
13351 * Makefile.in (tree.o): Update dependencies.
13353 2004-07-08 Roger Sayle <roger@eyesopen.com>
13355 * builtins.c (fold_builtin_strcpy): Merge functionality from
13356 simplify_builtin_strcpy. Add additional len argument. No longer
13357 static. Remove function prototype.
13358 (fold_builtin_strncpy): Likewise integrate functionality from
13359 simplify_builtin_strncpy. Add additional slen argument. No
13360 longer static. Remove function prototype.
13361 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
13362 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
13363 types of "ignore" and "unlocked" parameters to bool.
13364 (fold_builtin_1): Add additional ignore argument. Call renamed
13365 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
13366 builtins. Update arguments to fold_builtin_strncpy and
13367 fold_builtin_strcpy. Add function prototype.
13368 (fold_builtin): Add additional Boolean ignore argument to pass
13370 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
13371 and fold_builtin_strncpy instead of simplify_builtin_fputs,
13372 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
13374 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
13375 simplify_builtin_strncpy): Delete function prototypes.
13376 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
13377 fold_builtin_strncpy): Add function prototypes here.
13378 (fold_builtin): Update function prototype with new "bool ignore".
13380 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
13381 (ccp_fold_builtin): Update call to fold_builtin. Call
13382 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
13383 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
13384 simplify_builtin_strncpy respectively.
13385 * fold-const.c (fold): Update call to fold_builtin.
13387 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
13389 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
13392 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
13393 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
13394 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
13395 * calls.c: Remove ifdefs of macros above.
13396 * functions.c: Likewise.
13397 * expr.c: Likewise.
13399 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13401 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
13402 (arch attribute): Delete.
13403 (current_function_calls_alloca attribute): Rename into calls_alloca.
13404 (calls_eh_return): New attribute.
13405 (leaf_function): Likewise.
13406 (length attribute): Fix formula for sibcalls.
13407 (return insn): Correctly compute the 'length' attribute.
13408 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
13410 2004-07-08 Richard Henderson <rth@redhat.com>
13412 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
13413 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
13414 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
13415 * tree-eh.c (lower_eh_constructs_1): Likewise.
13416 * tree-sra.c (sra_walk_modify_expr): Likewise.
13417 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13418 (eliminate_unnecessary_stmts): Likewise.
13419 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
13420 * tree-tailcall.c (optimize_tail_call): Likewise.
13421 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
13423 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13424 Jakub Jelinek <jakub@redhat.com>
13426 * config/i386/i386.c (override_options): Enable
13427 SSE prefetches with -mtune, as long as we are
13428 compiling for i686 or higher. All i686 processors
13429 accept SSE prefetches as NOPS, some i586's don't.
13431 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13434 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
13436 2004-07-08 Diego Novillo <dnovillo@redhat.com>
13438 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
13439 the handling of clobbering ASM_EXPRs.
13441 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13444 * config/sparc/sparc.c (function_value): In 64-bit mode,
13445 return the aggregates larger than 16 bytes like unions.
13447 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13450 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
13451 'temp' is zero, generate new pseudos as needed and emit the
13452 sequence of insns in single-assignment form. Resync comments
13454 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
13455 function before reload.
13457 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
13459 * vec.c (vec_assert_fail): Remove duplicate 'function'.
13461 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
13463 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
13464 Allocation is signed.
13465 (VEC_reserve): Return flag, allocation is signed.
13467 2004-07-08 Richard Henderson <rth@redhat.com>
13469 * tree-ssa-ccp.c (fold_stmt): Get type directly from
13470 OBJ_TYPE_REF_OBJECT.
13472 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
13473 Neil Booth <neil@daikokuya.co.uk>
13477 * c-decl.c (finish_struct): Ensure bit-fields are given the
13479 * c-common.c (c_common_signed_or_unsigned_type): For C, require
13480 the precision to match as well as the mode.
13481 * expr.c (reduce_to_bit_field_precision): New function.
13482 (expand_expr_real_1): Reduce expressions of bit-field type to
13484 * langhooks.h (reduce_bit_field_operations): New hook.
13485 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
13487 * c-lang.c, objc/objc-lang.c
13488 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
13489 * objc/objc-act.c (check_ivars): Convert types to bit-field types
13491 * tree.c (build_nonstandard_integer_type): New function.
13492 * tree.h (build_nonstandard_integer_type): New prototype.
13493 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
13494 conversions between integer and boolean types as useless.
13496 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13498 * c-common.c (c_common_nodes_and_builtins): Do not
13499 create __builtin_ptrdiff_t and __builtin_size_t.
13501 2004-07-08 Andrew Pinski <apinski@apple.com>
13503 * Makefile.in (libbackend.o): Add -combine to the gcc
13506 2004-07-08 Nick Clifton <nickc@redhat.com>
13508 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
13511 2004-07-08 Richard Henderson <rth@redhat.com>
13513 * except.c (expand_eh_region_start, expand_eh_region_end,
13514 expand_eh_handler, expand_eh_region_end_cleanup,
13515 expand_start_all_catch, expand_start_catch, expand_end_catch,
13516 expand_end_all_catch, expand_eh_region_end_allowed,
13517 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
13518 expand_eh_region_end_fixup): Remove.
13519 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
13520 cleanups, outer_cleanups, label_chain, exception_region.
13521 (struct goto_fixup): Remove stack_level, cleanup_list_list.
13522 (struct label_chain): Remove.
13523 (struct stmt_status): Remove x_stack_block_stack.
13524 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
13525 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
13526 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
13527 end_cleanup_deferral, last_cleanup_this_contour,
13528 containing_blocks_have_cleanups_or_stack_level,
13529 any_pending_cleanups): Remove.
13530 (expand_null_return_1): Take no arguments.
13531 (expand_label, expand_naked_return, expand_return,
13532 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
13533 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
13534 expand_end_case_type): Don't use any of them.
13535 * calls.c (expand_call): Likewise.
13536 * dojump.c (do_jump): Likewise.
13537 * function.c (expand_function_end): Likewise.
13538 * expr.c (store_expr, expand_expr_real_1): Likewise.
13539 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
13540 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
13541 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
13542 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
13543 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
13544 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
13545 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
13546 for WITH_CLEANUP_EXPR.
13547 (gimple_push_cleanup): Likewise.
13548 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
13549 * print-tree.c (print_node): Likewise.
13550 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
13551 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
13552 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
13553 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
13554 (GOTO_SUBROUTINE_EXPR): Remove.
13555 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
13556 (DECL_TOO_LATE): Remove.
13557 * except.h, tree.h: Update decls.
13559 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
13561 * explow.c (optimize_save_area_alloca): Do not accept parameters.
13562 * passes.c (rest_of_handle_final): Handle symout.
13563 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
13565 (rest_of_handle_sched): Break out SMS. Remove ifs for
13566 flag_schedule_insns and flag_modulo_sched.
13567 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
13568 collect at the end.
13569 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
13570 (rest_of_handle_partition_blocks, rest_of_handle_sms,
13571 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
13572 rest_of_handle_mode_switching, rest_of_handle_jump,
13573 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
13574 rest_of_handle_jump2, rest_of_handle_postreload,
13575 rest_of_handle_flow2, rest_of_clean_state,
13576 rest_of_handle_shorten_branches,
13577 rest_of_handle_prologue_epilogue,
13578 rest_of_handle_branch_target_load_optimize): New.
13579 (rest_of_compilation): Call the above. Remove ggc_collect
13580 calls moved to rest_of_handle_*.
13581 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
13583 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
13584 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
13585 * except.h (set_nothrow_function_flags): Update comment.
13586 * function.c (current_function_nothrow): Remove.
13587 * output.h (current_function_nothrow): Remove.
13588 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
13589 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
13591 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13594 * reorg.c: Revert 2004-06-30 change.
13595 (find_end_label): If HAVE_epilogue and !HAVE_return,
13596 return 0 instead of creating a label at the end of the insn chain.
13597 (optimize_skip): Account for the failure mode of find_end_label.
13598 (fill_simple_delay_slots): Likewise.
13599 (fill_slots_from_thread): Likewise.
13600 (relax_delay_slots): Likewise.
13602 2004-07-08 Diego Novillo <dnovillo@redhat.com>
13604 * tree-flow.h (addressable_vars): Declare.
13605 * tree-ssa-alias.c (addressable_vars): Define.
13606 (setup_pointers_and_addressables): Add addressable variables
13607 to addressable_vars.
13608 * tree-ssa-operands.c (get_stmt_operands): Move
13609 handling of ASM_EXPRs ...
13610 (get_asm_expr_operands): ... here.
13611 When the ASM_EXPR clobbers memory, also clobber addressable
13613 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
13614 (delete_tree_ssa): Reset addressable_vars.
13616 2004-07-07 Jan Beulich <jbeulich@novell.com>
13617 Richard Henderson <rth@redhat.com>
13619 * varasm.c (assemble_variable): Use assemble_zeros for
13620 zero-initialized variables.
13621 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
13622 for SECCAT_BSS and SECCAT_TBSS.
13624 2004-07-07 Jan Beulich <jbeulich@novell.com>
13626 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
13628 * expmed.c (emit_store_flag): Also special-case double-word
13629 (in-)equality comparison against -1.
13631 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
13632 passing arguments the containers for which are registers.
13634 * calls.c (emit_library_call_value_1): Use mode of function parameter
13635 rather than that of argument since constants have none.
13637 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
13639 Introduce H8SX support.
13640 * expr.c (expand_strcpy): Renamed and moved to...
13641 * builtins.c (expand_movstr): ... here. Tweak.
13642 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
13643 computed or has side effects.
13644 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
13645 unused, or if mempcpy fails. Adjust the return value in the
13646 latter case. Use movstr if everything else fails.
13647 * doc/md.texi (movstr): Document.
13648 (movmemM, clrmemM): Fix explanation of memory block operands.
13649 * config/h8300/h8300.md (stpcpy): Renamed to...
13650 (movstr): ... this. Adjust.
13651 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
13652 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
13653 movmem* and clrstr* to clrmem*.
13654 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
13655 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
13656 GENERAL_REGS, always.
13657 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
13658 getting the stack pointer as addr.
13659 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
13660 from general_operand_dst.
13661 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
13663 (movmd_internal): ... this. Add modes to operands. Disparage `D'
13664 instead of requiring it to match only before reload.
13665 (stpcpy_internal_normal): New, normal-mode variant of...
13666 (stpcpy_internal): ... this. Add modes to operands. Disparage
13667 `D' instead of requiring it to match only before reload.
13668 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
13670 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
13671 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
13673 * config/h8300/h8300.md (attr type): Add call.
13674 (attr can_delay): If type is call, set it no.
13675 (call, call_value): Set type to call.
13676 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
13677 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
13678 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
13679 * tree.c (get_narrower): Don't narrow integral types into
13680 non-integral types.
13681 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
13682 frame_size *before* the first use.
13683 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
13685 (peephole2): Don't widen instructions that push SP. Move
13686 decrement of SP to the end of all stm-generating peepholes.
13687 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
13688 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
13689 and OR to set it to all ones.
13690 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
13691 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
13692 (call, call_value): Set can_delay to "no".
13693 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
13694 * config/h8300/h8300.md (extzv): Make subreg check more robust.
13695 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
13696 * config/h8300/h8300.md (*brabit): Remove.
13697 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
13698 zero_extract. Use bit_memory_operand as the predicate for
13699 operand 1 and 'WU' as the constraint. Check the difference
13700 between the base length and the final one when deciding which
13701 type of branch to use.
13702 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
13703 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
13704 Use convert_move to extend the result for TARGET_H8300SX. Check
13705 for QImode memory references. Optimize the case where the
13706 destination is a paradoxical subreg.
13707 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
13708 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
13709 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
13710 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
13711 * config/h8300/h8300.md: Include mova.md
13712 (length_table): Add mova and mova_zero.
13713 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
13714 after all constant addresses for '%R', '%X', '%T' and '%S'.
13715 (h8300_mova_length): New function.
13716 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
13717 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
13718 dependencies for s-config, etc.
13719 * config/h8300/gemova.sh: New file.
13720 * config/h8300/mova.md: Generated.
13721 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
13722 * config/h8300/h8300.c (h8300_bitfield_length): New.
13723 (nibble_operand): Adjust.
13724 (h8300_binary_length): Handle conditional binary op.
13725 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
13726 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
13727 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
13728 and P#<0, unused so far. W and Y are now prefixes to multi-letter
13729 constraints. WU is introduced as a variant of U that requires a
13730 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
13731 * config/h8300/h8300.md (attr type): Added bitbranch.
13732 (attr length_table): Added bitfield and bitbranch.
13733 (attr length): Compute bitbranch length.
13734 (andqi): Separate pattern for H8300SX. Use bfld for loading the
13735 least-significant bit of a byte.
13736 (brabit, brabc, brabs): New.
13737 (insv, extzv): Emit bfst and bfld on H8300SX.
13738 (bfld, bfst, seq, sne): New.
13739 (bstzhireg, cmpstz, bstz, bistz): New.
13740 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
13741 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
13742 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
13743 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
13744 (h8sx_unary_memory_operator): New function.
13745 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
13746 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
13747 * config/h8300/h8300.md: Add peepholes to combine reloads and
13749 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
13750 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
13751 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
13752 (and?i, ior?i, xor?i): Likewise.
13753 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
13754 * config/h8300/h8300.c: Move enums and prototypes to head of file.
13755 Various whitespace fixes.
13756 (h8300_constant_length): New function, split out from...
13757 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
13758 (h8300_classify_operand): Use IN_RANGE.
13759 (h8300_classify_operand): Use h8300_constant_length.
13760 (h8300_short_move_mem_p): Tighten size check.
13761 (h8sx_mergeable_memrefs_p): Tighten equality check.
13762 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
13763 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
13765 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
13766 * config/h8300/crtn.asm: Likewise.
13767 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
13768 if __H8300SX__ is defined.
13769 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
13770 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
13771 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
13772 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
13773 addresses as mode-dependent.
13774 * config/h8300/h8300.c (print_operand_address): Update call to
13776 (h8300_get_index): Take a mode argument. Rework to fix an
13777 earlier misunderstanding.
13778 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
13779 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
13780 into a register if TARGET_H8300SX.
13781 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
13782 TARGET_H8300SX. Also disable related define_splits.
13783 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
13784 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
13785 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
13786 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
13787 * config/h8300/h8300.h (OK_FOR_Z): New macro.
13788 (EXTRA_CONSTRAINT_STR): Check it.
13789 * config/h8300/h8300.c (h8300_classify_operand): Accept null
13791 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
13792 * config/h8300/h8300.md (length_table): Add mov_imm4.
13793 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
13794 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
13795 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
13797 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
13798 * config/h8300/h8300.c (h8300_reorg): New function.
13799 (TARGET_MACHINE_DEPENDENT_REORG): Define.
13800 * config/h8300/h8300.md (length): Subtract the length of the
13801 delay slot from (pc) when checking the range of forward branches.
13802 (delay_slot, can_delay): New attributes.
13803 (define_delay): Add bra/s handling.
13804 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
13805 (jump): Add delayed-branch handling.
13806 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
13807 * expr.c (expand_strcpy): New function.
13808 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
13809 (expand_builtin_stpcpy): Likewise.
13810 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
13811 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
13812 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
13813 handling to improve register allocation for -fno-omit-frame-pointer.
13814 (h8sx_split_movmd): Delete, moving er6 handling into...
13815 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
13816 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
13817 (movmd): Add calls to copy_rtx.
13818 (movmd_internal): In the second alternative, allow the initial and
13819 final destination registers to be different . Update the splitter
13820 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
13821 instead of h8sx_split_movmd.
13822 (stpcpy, movsd): New expanders.
13823 (movsd_internal): New define_insn.
13824 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
13825 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
13826 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
13827 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
13828 and DESTINATION_REGS.
13829 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13830 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
13831 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
13832 (h8300_move_ratio): Declare.
13833 (MOVE_RATIO): Use it.
13834 * config/h8300/h8300.c (h8300_move_ratio): New variable.
13835 (h8300_init_once): Initialize it.
13836 (h8300_reg_class_from_letter): New function.
13837 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
13838 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
13839 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
13840 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
13841 (movstrsi, movmd): New expanders.
13842 (movmd_internal): New insn.
13843 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
13844 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
13845 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
13846 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
13847 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
13848 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
13849 * config/h8300/h8300.c (nibble_operand): Fix warning.
13850 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
13851 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
13852 (movsf_h8300h): Disable for TARGET_H8300SX.
13853 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
13854 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
13855 h8300_stm_parallel and h8300_return_parallel.
13856 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
13857 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
13858 h8300_stm_parallel, h8300_return_parallel): New functions.
13859 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
13860 if TARGET_H8300SX. Use h8300_push_pop.
13861 (h8300_expand_epilogue): Likewise. Try to merge the return insn
13862 and final pop when generating h8sx code. Always emit some form
13864 * config/h8300/h8300.md: Don't enforce register alignment in
13865 stm peepholes if TARGET_H8300SX.
13866 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
13867 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
13868 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
13869 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
13870 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
13871 (MULTILIB_DIRNAMES): Add a directory for it.
13872 (MULTILIB_MATCHES): Delete.
13873 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
13874 * final.c (walk_alter_subreg): Handle addresses with subregs
13875 inside a ZERO_EXTEND or AND.
13876 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
13877 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
13879 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
13880 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
13881 @(dd,Rn.w) and @(dd,ERn.L).
13882 (h8300_displacement_size): Take the whole address as argument.
13883 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
13884 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
13885 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
13886 (h8sx_mergeable_memrefs_p): Declare.
13887 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
13888 (HAVE_PRE_INCREMENT): Likewise.
13889 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
13890 addresses for TARGET_H8300SX,
13891 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
13893 (movb_length_table, movl_length_table): New tables.
13894 (movw_length_table): Define to movb_length_table.
13895 (h8300_displacement_size): New, split out from...
13896 (h8300_classify_address): ...here. Handle pre/post inc/dec.
13897 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
13898 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
13899 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
13900 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
13901 (compute_plussi_length, compute_plussi_cc): Update accordingly.
13902 (h8sx_unary_shift_operator): Get the mode from the operator.
13903 (binary_shift_operator): Likewise.
13904 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
13905 a memory reference, check whether the reference is offsettable.
13906 (length_table): Add movb, movw and movl.
13907 (movqi): Add new h8sx pattern. Don't force one operand to be a
13908 register when generating h8sx code.
13909 (movhi, movsi, movsf): Likewise.
13910 (movstrictqi): Use the length_table attribute.
13911 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
13912 (addqi3): Split into a define_expand and define_insn. Don't accept
13913 memory operands in the expander. Use h8300_operands_match_p to
13914 check for matching operands in the define_insn.
13915 (subqi3, negqi2, one_cmplqi2): Likewise.
13916 (add[hs]i3): Don't accept memory operands in the expander. Likewise
13917 in any patterns that are unused in h8sx code. In the h8sx patterns,
13918 use h8300_operands_match_p to check whether operands match.
13919 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
13920 one_cmpl[hs]i3): Likewise.
13921 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
13923 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
13924 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
13925 (h8300_insn_length_from_table): Add a second parameter.
13926 (output_h8sx_shift): Declare.
13927 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
13928 (EXTRA_CONSTRAINT): Replace with...
13929 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
13930 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
13931 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
13932 and h8sx_binary_shift_operator.
13933 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
13934 for TARGET_H8300SX.
13935 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
13936 (bit_memory_operand, fix_bit_operand): Likewise.
13937 (h8300_length_table_for_insn): Remove.
13938 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
13940 (h8300_short_immediate_length, h8300_binary_length): New functions.
13941 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
13942 (output_plussi): Use sub to add negative constants.
13943 (compute_plussi_length): Adjust accordingly.
13944 (h8sx_single_shift_type): New enum.
13945 (h8sx_single_shift, h8sx_unary_shift_operator,
13946 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
13947 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
13948 single h8sx instruction. Return false in this case.
13949 * config/h8300/h8300.md (length_table): Add short_immediate.
13950 (length): Pass the operand array to h8300_insn_length_from_table.
13951 (adjust_length): Assume "no" for insns with a length_table attribute.
13952 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
13953 (*addhi3_h8300hs): Don't use for h8sx.
13954 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
13956 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
13957 1's predicate to nonimmediate_operand. Only skip default expansion
13958 if expand_a_shift or expand_a_rotate returns true. Add new patterns
13959 for single h8sx shift instructions.
13960 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
13961 * config/h8300/h8300.c (nibble_operand): Split out of...
13962 (reg_or_nibble_operand): ... this.
13963 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
13964 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
13965 umulhisi3): Introduce expand, and introduce separate insns for
13966 sign- or zero-extended REG and already-extended CONST_INT.
13967 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
13968 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
13969 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
13970 (subhi3): Likewise. Don't accept immediates for operand 1.
13971 Remove the early clobber from second alternative of the h8300s pattern.
13972 (subsi3): Generalize for h8sx. Force operand 2 into a register
13973 on plain h8300 targets.
13974 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
13975 (subsi3_h8300h): Generalize for h8sx.
13976 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
13977 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
13978 * config/h8300/h8300.c (reg_or_nibble_operand): New.
13979 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
13980 (TARGET_H8300SXMUL): New.
13981 (CONST_OK_FOR_P): New.
13982 (CONST_OK_FOR_LETTER_P): Adjust.
13983 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
13984 umulhisi3): Accept 4-bit immediate on H8SX.
13985 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
13986 (udivsi3, divhi3, udivsi3, divsi3): New.
13987 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
13988 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
13989 * config/h8300/h8300.h (OK_FOR_Q): New macro.
13990 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
13991 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
13992 Add ADDRESSOF to the bit_operand entry.
13993 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
13994 (h8300_src_operand): Likewise.
13995 (bit_operand): Check nonimmediate_operand rather than general_operand.
13996 Accept any nonimmediate_operand in h8sx code.
13997 (h8300_and_costs): Initialize operands[1].
13998 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
13999 (h8300_operand_class): New enum.
14000 (h8300_length_table): New typedef.
14001 (addb_length_table, addw_length_table, addl_length_table,
14002 logicl_length_table): New tables.
14003 (logicb_length_table, logicw_length_table): New macros.
14004 (h8300_classify_operand, h8300_length_from_table,
14005 h8300_length_table_for_insn, h8300_unary_length,
14006 h8300_insn_length_from_table): New functions.
14007 (output_plussi): Only use adds and subs for register destinations.
14008 Disable redundant clause.
14009 (compute_plussi_cc): Likewise.
14010 (compute_plussi_length): Likewise. Use h8300_length_from_table
14011 to work out the length of an insn.
14012 (output_logical_op): Only use narrower immediate instructions
14013 if the destination is a register.
14014 (compute_logical_op_cc): Likewise.
14015 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
14016 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
14017 * config/h8300/h8300.md (length_table): New attribute.
14018 (length): When an instruction has a length_table attribute, use
14019 h8300_insn_length_from_table to calculate its default length.
14020 (cmpqi): Use h8300_dst_operand for the first operand and
14021 h8300_src_operand for the second.
14022 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
14023 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
14024 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
14025 iorsi3, xorhi3, xorsi3): Likewise.
14026 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
14027 so that it allows any combination of operands for TARGET_H8300SX.
14028 (iorqi3, xorqi3): Likewise.
14029 (cmpqi): Use the length_table attribute.
14030 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
14031 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
14032 (cmpqi): Add 'Q' constraint.
14033 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
14034 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
14035 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
14036 * config/h8300/h8300.h (MASK_H8300SX): New macro.
14037 (TARGET_H8300S): True for both -ms and -msx.
14038 (TARGET_H8300SX): New macro.
14039 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
14040 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
14041 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
14042 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
14043 [Temporary change.]
14044 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
14045 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
14046 16-bit pointers and 32-bit ints.
14047 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
14048 CONST_DOUBLE with mode no wider than SImode.
14049 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
14051 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
14052 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
14054 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
14055 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
14056 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
14058 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
14060 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
14062 2004-07-07 Per Bothner <per@bothner.com>
14064 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
14066 2004-07-07 Mike Stump <mrs@apple.com>
14068 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
14069 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
14070 (machopic_finish): Likewise.
14072 2004-07-07 Richard Henderson <rth@redhat.com>
14074 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
14075 through any value-preserving cast.
14077 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
14079 * function.c (assign_parm_find_data_types): Call
14080 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
14082 2004-07-07 Steven Bosscher <stevenb@suse.de>
14084 * tree-cfg.c (group_case_labels): Remove case labels that have
14085 the same target as the default case.
14087 2004-07-07 Steven Bosscher <stevenb@suse.de>
14089 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
14090 regardless of DECL_LANG_SPECIFIC being present or not.
14091 * tree.h (DECL_NUM_STMTS): Purge.
14093 2004-07-07 Andrew Pinski <apinski@apple.com>
14095 * configure: Regenerate with the right autoconf.
14097 2004-07-07 David Edelsohn <edelsohn@gnu.org>
14099 * ifcvt.c (total_bb_rtx_cost): New function.
14100 (find_if_case_1): Compare rtx_cost of basic block to cost of
14102 (find_if_case_2): Same.
14104 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14107 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
14108 (output_return): Likewise.
14109 (output_sibcall): Abort if !flag_delayed_branch.
14110 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
14111 (emit_and_preserve): New function.
14112 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
14113 indirect jump to the thunked-to function if !flag_delayed_branch.
14114 * config/sparc/sparc.md (delayed_branch): New attribute.
14115 (load_pcrel_sym): Honor flag_delayed_branch. Use above
14116 attribute to compute the length of the insn.
14117 (goto_handler_and_restore): Likewise.
14119 2004-07-07 Andrew Pinski <apinski@apple.com>
14121 PR tree-optimization/15777
14122 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
14124 * expr.c (expand_expr_real_1): Fix formating.
14125 BUFFER_REF and IN_EXPR are dead.
14126 * fold-const.c (non_lvalue): BUFFER_REF is dead.
14127 * tree-inline.c (estimate_num_insns_1): Likewise.
14128 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
14129 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
14130 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
14132 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
14134 * collect2.c (dump_file): Don't call cplus_demangle if
14135 HAVE_LD_DEMANGLE is defined.
14136 (main): Pass "--demangle" to ld if no_demangle is not 0 and
14137 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
14138 if HAVE_LD_DEMANGLE is defined.
14140 * configure.ac (--with-demangler-in-ld): Added
14141 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
14142 --with-demangler-in-ld is used.
14143 * config.in: Regenerated.
14144 * configure: Likewise.
14146 2004-07-07 Roger Sayle <roger@eyesopen.com>
14148 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
14149 for simple floating point operations "fp", double precision
14150 multiplication "dmul", and single and double precision division
14151 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
14152 (ppc630_cost): New table split from ppc620_cost, to distinguish
14153 differences in floating point latencies.
14154 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
14155 (rs6000_rtx_costs): Add support for single and double precision
14156 floating point addition, subtraction, multiplication, division,
14157 fused-multiply-add, fused-multiply-sub, negation, absolute value
14158 and negative absolute value. Tweak MEM case to use prefered idiom.
14160 2004-07-07 Richard Henderson <rth@redhat.com>
14162 * tree-flow-inline.h (may_propagate_copy): Move...
14163 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
14164 attempt to copy between types requiring conversion.
14165 * tree-flow.h (may_propagate_copy): Update decl.
14166 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
14168 2004-07-07 Jakub Jelinek <jakub@redhat.com>
14170 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
14171 from -mtune= option.
14173 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
14175 * builtins.c: Rename movstr*, except for movstrict*, to
14176 movmem* and clrstr* to clrmem*.
14177 * expr.c: Likewise.
14178 * expr.h: Likewise.
14179 * genopinit.c: Likewise.
14180 * integrate.c: Likewise.
14181 * local-alloc.c: Likewise.
14182 * optabs.c: Likewise.
14183 * optabs.h: Likewise.
14184 * config/alpha/alpha.h: Likewise.
14185 * config/alpha/alpha.md: Likewise.
14186 * config/arm/arm-protos.h: Likewise.
14187 * config/arm/arm.c: Likewise.
14188 * config/arm/arm.md: Likewise.
14189 * config/avr/avr.md: Likewise.
14190 * config/c4x/c4x.c: Likewise.
14191 * config/c4x/c4x.md: Likewise.
14192 * config/frv/frv.md: Likewise.
14193 * config/i386/i386-protos.h: Likewise.
14194 * config/i386/i386.c: Likewise.
14195 * config/i386/i386.h: Likewise.
14196 * config/i386/i386.md: Likewise.
14197 * config/i860/i860.c: Likewise.
14198 * config/i860/i860.md: Likewise.
14199 * config/ip2k/ip2k.md: Likewise.
14200 * config/ip2k/libgcc.S: Likewise.
14201 * config/ip2k/t-ip2k: Likewise.
14202 * config/m32r/m32r.c: Likewise.
14203 * config/m32r/m32r.md: Likewise.
14204 * config/mcore/mcore.md: Likewise.
14205 * config/mips/mips.c: Likewise.
14206 * config/mips/mips.md: Likewise.
14207 * config/ns32k/ns32k.c: Likewise.
14208 * config/ns32k/ns32k.h: Likewise.
14209 * config/ns32k/ns32k.md: Likewise.
14210 * config/pa/pa.c: Likewise.
14211 * config/pa/pa.md: Likewise.
14212 * config/pdp11/pdp11.h: Likewise.
14213 * config/pdp11/pdp11.md: Likewise.
14214 * config/rs6000/rs6000.c: Likewise.
14215 * config/rs6000/rs6000.md: Likewise.
14216 * config/s390/s390-protos.h: Likewise.
14217 * config/s390/s390.c: Likewise.
14218 * config/s390/s390.md: Likewise.
14219 * config/sh/lib1funcs.asm: Likewise.
14220 * config/sh/sh.c: Likewise.
14221 * config/sh/sh.md: Likewise.
14222 * config/sh/t-sh: Likewise.
14223 * config/sparc/sparc.h: Likewise.
14224 * config/vax/vax.md: Likewise.
14225 * config/xtensa/xtensa.c: Likewise.
14226 * config/xtensa/xtensa.md: Likewise.
14227 * doc/invoke.texi: Likewise.
14228 * doc/md.texi: Likewise.
14229 * doc/rtl.texi: Likewise.
14231 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
14234 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
14235 * config/mips/mips.c (mips_declare_common_object): New function,
14236 mostly split out from...
14237 (mips_output_aligned_decl_common): ...here.
14238 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
14239 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
14240 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
14241 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
14243 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14246 * function.c (assign_parms): Fix typo from previous change.
14248 2004-07-07 Jason Merrill <jason@redhat.com>
14251 * doc/extend.texi (C++ Interface): Correct information and
14254 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
14259 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
14262 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
14265 * config/m32r/m32r.c (m32r_function_symbol): New function:
14266 Generate a symbol name RTX with the correct m32r specific flags
14268 (block_move_call): Use new function to generate correct symbol.
14269 * config/m32r/m32r-protos.h: Add prototype for new funcion.
14270 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
14273 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
14275 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
14276 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
14277 TYPE_BINFO_BASETYPE): Remove.
14278 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
14280 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
14282 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
14283 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
14284 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
14285 (struct tree_binfo): Rename base_types to base_binfos.
14286 * alias.c (record_component_aliases): Adjust BINFO macros.
14287 * dbxout.c (dbxout_type): Likewise.
14288 * dwarf2out.c (gen_member_die): Likewise.
14289 * sdbout.c (sdbout_one_type): Likewise.
14290 * tree-dump.c (deque_and_dump): Likewise.
14291 * config/i386/i386.c (classify_argument,
14292 contains_128bit_aligned_vector_p): Likewise.
14294 2004-07-07 Nick Clifton <nickc@redhat.com>
14296 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
14297 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
14299 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
14301 * vec.h: Fix the example use.
14303 2004-07-06 Richard Henderson <rth@redhat.com>
14305 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
14306 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
14307 * tree-inline.c (copy_body_r, setup_one_parameter,
14308 initialize_inlined_parameters, expand_call_inline,
14309 declare_inline_vars): Don't check it.
14310 (expand_calls_inline): Remove old version, rename new version
14311 from gimple_expand_calls_inline.
14312 * tree-optimize.c (execute_gimple): Remove.
14313 (pass_gimple): Don't run anything.
14315 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
14317 * doc/sourcebuild.texi: Use semicolons instead of commas in
14320 2004-07-06 Richard Henderson <rth@redhat.com>
14322 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
14323 (sra_walk_modify_expr, scan_init): Likewise.
14324 (generate_element_zero): Check visited before scanning children.
14325 (generate_element_init): Set visited on error.
14326 (scalarize_init): Handle generate_element_init failure similar
14329 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
14331 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
14332 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
14334 2004-07-06 Richard Henderson <rth@redhat.com>
14336 * config/i386/i386.c (legitimize_pic_address): Make static.
14337 (legitimize_address): Handle CONST with TLS operand.
14338 (ix86_expand_move): Don't call legitimize_pic_address directly.
14339 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
14341 2004-07-06 Roger Sayle <roger@eyesopen.com>
14343 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
14344 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
14345 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
14346 is currently executed unconditionally, i.e. not in "else_bb".
14348 2004-07-06 Steven Bosscher <stevenb@suse.de>
14350 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
14351 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14352 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
14353 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14354 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
14355 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14356 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
14357 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14358 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
14359 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14360 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
14361 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14362 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
14363 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14364 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
14365 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
14367 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
14369 * dojump.c (do_jump): REFERENCE_EXPR is dead.
14370 * expr.c (expand_expr_real_1): Ditto.
14371 * tree-inline.c (estimate_num_insns_1): Ditto.
14372 * tree-pretty-print.c (dump_generic_node): Ditto.
14373 (op_symbol): Ditto.
14376 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
14378 * tree-ssa-pre.c (reference_node_pool): New pool.
14379 (find_or_generate_expression): Class 'r' is okay too.
14380 (create_value_expr_from): Ditto.
14381 (add_to_sets): LHS should not include vuses.
14382 (eliminate): Ditto.
14383 (compute_avail): Reverse ordering of tests.
14384 Valuize INDIRECT_REF as well.
14386 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
14388 PR rtl-optimization/16380
14389 * loop.c (check_dbra_loop): Sink comparison instructions if they
14390 do something other than set cc0.
14392 2004-07-06 James E Wilson <wilson@specifixinc.com>
14394 * doc/interface.texi (longjmp and automatic variables): Delete
14395 paragraph recommending taking the address of a variable.
14397 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
14399 * vec.h (VEC_embedded_alloc): Remove.
14400 (VEC_embedded_size, VEC_embedded_init): New.
14401 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
14403 (VEC_truncate): New.
14404 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
14405 (vec_embedded_alloc): Remove.
14406 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
14407 (vec_embedded_alloc): Remove.
14409 2004-07-06 Mark Mitchell <mark@codesourcery.com>
14411 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
14412 (gt-langhooks.h): Remove.
14414 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
14416 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
14418 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
14420 * config/sparc/sparc.c (get_pc_symbol): Rename into
14421 add_pc_to_pic_symbol.
14422 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
14423 (load_pic_register): Account for previous changes.
14424 Use reg_names. Don't create the label twice.
14425 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
14426 UNSPEC_LOAD_PCREL_SYM.
14427 (get_pc): Rename into load_pcrel_sym. Add predicate to
14428 operands. Remove condition.
14430 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
14432 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
14433 RECORD, UNION & QUAL_UNION is actually a binfo.
14435 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
14436 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
14437 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
14438 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
14439 * dwarf2out.c (add_data_member_location_attribute): Likewise.
14440 (gen_inheritance_die): Likewise.
14441 * tree-dump.c (deque_and_dump): Likewise.
14442 * doc/c-tree.texi (Binfos): Add under reconstruction note.
14444 2004-07-06 Steven Bosscher <stevenb@suse.de>
14446 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
14448 * config/mcore/mcore.md: Model memory latency with a simple DFA
14449 pipeline description instead of a define_function_unit.
14451 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14453 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
14454 * langhooks.h (var_mod_type_p): Likewise.
14455 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
14456 * expr.c (count_type_elements): Properly handle return from
14457 array_type_nelts and properly test for overflow.
14458 * gimplify.c (gimplify_init_constructor): Properly handle return
14459 from array_type_nelts.
14460 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
14461 * integrate.c (copy_decl_for_inlining): Correct comments.
14462 * tree-inline.c (remap_decl): Update comments, remove dead code,
14463 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
14464 (remap_type): Only remap if variably modified by vars in function
14466 (copy_body_r): Use compatible_type langhooks to see when can fold.
14467 (setup_one_parameter): Don't remap type.
14468 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
14469 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
14470 compute TREE_INVARIANT for decl case.
14471 (find_var_from_fn): New function.
14472 (variably_modified_type_p): Add arg and call new function.
14473 * tree.h (variably_modified_type_p): Add extra arg.
14475 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
14477 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
14478 (goto_handler_and_restore_v9): Delete disabled insn.
14479 (goto_handler_and_restore_v9_sp64): Likewise.
14481 2004-07-05 Roger Sayle <roger@eyesopen.com>
14483 * calls.c (load_register_parameters): Call expand_shift instead
14484 of expand_binop with ashl_optab (or other shift optab) directly.
14485 * expr.c (emit_group_load, emit_group_store): Likewise.
14486 * function.c (assign_parm_setup_block): Likewise.
14487 * stmt.c (shift_return_value): Likewise.
14489 2004-07-05 Jakub Jelinek <jakub@redhat.com>
14491 * expr.c (expand_assignment): Disable the bitfield += optimizations.
14493 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14495 * doc/sourcebuild.texi: Revert previous patch.
14497 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14499 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
14500 TARGET_MEM_FUNCTIONS.
14501 * system.h: Poison TARGET_MEM_FUNCTIONS.
14502 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
14503 bcmp_libfunc, bzero_libfunc): Remove.
14504 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
14506 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
14507 * doc/standards.texi: Don't mention calling BSD string functions.
14508 * doc/invoke.texi: Likewise. Mention that memmove may be called.
14509 * config/vax/t-memfuncs: New.
14510 * config/memcmp.c, config/memcpy.c, config/memmove.c,
14511 config/memset.c: New.
14512 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
14513 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
14515 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
14516 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
14517 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
14518 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
14519 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
14520 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
14521 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
14522 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
14523 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
14524 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
14526 2004-07-05 Richard Henderson <rth@redhat.com>
14528 * function.c (assign_parm_setup_reg): Properly rename variables in
14529 FUNCTION_ARG_CALLEE_COPIES section.
14531 2004-07-05 Zack Weinberg <zack@codesourcery.com>
14533 * tree-mudflap.c: Include cgraph.h.
14534 (mf_init_extern_trees): Rename to mudflap_init. Export.
14535 Rewrite to create synthetic declarations instead of looking
14536 up declarations from mf-runtime.h.
14537 (mf_make_builtin, mf_make_cache_struct_type): New functions.
14538 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
14539 Correct commentary.
14540 (execute_mudflap_function_decls, mudflap_register_call):
14541 Don't call mf_init_extern_trees.
14542 (mudflap_finish_file): Use cgraph_build_static_cdtor.
14544 * tree-mudflap.h: Update prototypes.
14545 * c-mudflap.c: Delete file.
14546 * c-common.c: Include tree-mudflap.h.
14547 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
14548 * Makefile.in: Remove all references to c-mudflap.o.
14549 Update dependencies.
14551 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14553 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
14554 displacements with the spatial-locality cache-control completer.
14556 2004-07-05 Zack Weinberg <zack@codesourcery.com>
14558 * langhooks.c: Don't include gt-langhooks.h.
14559 (var_labelno): Delete.
14560 (lhd_set_decl_assembler_name): Do not append a distinguishing
14561 number to file-scope internal-linkage declarations for the first
14562 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
14563 the declaration itself (if at block scope), or its containing
14564 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
14567 * opts.c (cur_in_fname): New global.
14568 * opts.h: Declare it.
14569 * tree.c: Include opts.h.
14570 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
14571 DECL_UID equal to cur_in_fname.
14572 (copy_node_stat): Do not change DECL_UID when copying a
14573 TRANSLATION_UNIT_DECL.
14574 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
14575 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
14577 * c-decl.c (c_static_assembler_name): Delete.
14578 * c-tree.h (c_static_assembler_name): Delete prototype.
14579 * c-lang.c, objc/objc-lang.c: Don't override
14580 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
14582 * Makefile.in (tree.o): Update dependencies.
14583 (GTFILES): Remove langhooks.c.
14585 2004-07-05 Roger Sayle <roger@eyesopen.com>
14587 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
14588 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
14589 Normalize "X % C" as "X % -C" for signed modulus and negative C.
14590 Optimize "X % -Y" as "X % Y" for signed modulus.
14591 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
14592 into "((unsigned) X % Y) == 0".
14594 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
14596 * sourcebuild.texi (Config Fragments): Use @comma{} in
14597 cross-reference to section title.
14599 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14601 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
14602 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
14603 (gimplify_target_expr, gimplify_expr): Likewise.
14604 (copy_if_shared_r): No longer need special case for BIND_EXPR.
14605 (unshare_body, unvisit_body): Only look at nested if BODY_P is
14607 (gimplify_compound_lval): See if we can strip any useless conversion.
14608 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
14610 (gimplify_modify_expr_to_memset): Likewise.
14611 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
14612 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
14613 (declare_inline_vars): Likewise.
14614 (walk_type_fields): New function.
14615 (walk_tree): Use it.
14616 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
14618 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
14619 (sra_walk_modify_expr): Allow init function to fail.
14620 (scan_init): Now returns bool.
14621 (generate_element_init): If can't understand INIT, return false.
14622 (scalarize_init): Return false if generate_element_init does.
14624 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
14627 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
14628 bounds if bounds aren't constant.
14630 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
14632 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
14633 to type hooks; remove bogus PARAMS.
14635 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
14637 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
14638 * dwarf2out.c (add_data_member_location_attribute): Check for
14640 * tree.c (tree_node_kinds): Add "binfos".
14641 (binfo_lang_slots): New.
14642 (make_node_stat): Add TREE_BINFO.
14643 (make_tree_binfo_stat): New.
14644 (tree_node_structure): Add TREE_BINFO.
14645 * tree.def (TREE_BINFO): New.
14646 * tree.h (REC_OR_UNION_CHECK): Rename to ...
14647 (RECORD_OR_UNION_CHECK): ... here.
14648 (NOT_RECORD_OR_UNION_CHECK): New.
14649 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
14650 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
14651 RECORD_OR_UNION_CHECK.
14652 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
14653 (TYPE_LANG_SLOT_1): New.
14654 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
14655 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
14656 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
14657 (BINFO_ELTS): Remove.
14658 (BINFO_LANG_SLOT): New.
14659 (struct tree_binfo): New.
14660 (binfo_lang_slots): Declare.
14661 (enum tree_node_structure_enum): Add TS_BINFO.
14662 (union tree_node): Add binfo.
14663 (make_tree_binfo_stat): Declare.
14664 (make_tree_binfo): New.
14665 (enum tree_node_kind): Add binfo_kind.
14667 * objc/objc-act.c (start_class, objc_declare_protocols,
14668 start_protocols): Use TYPE_LANG_SLOT_1.
14669 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
14671 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
14672 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
14673 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
14674 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
14676 2004-07-05 Steven Bosscher <stevenb@suse.de>
14678 * rtl.h (struct rtx_def): Remove the integrated flag.
14679 Use the return_val flag for MEM_SCALAR_P.
14680 Reshuffle and update flags in CLEAR_RTX_FLAGS.
14682 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
14685 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
14686 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
14689 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
14691 * var-tracking.c: Fix some comments.
14692 (frame_stack_adjust): New.
14693 (vt_stack_adjustments): Init stack_adjust of entry block to
14694 minus stack adjustment of function prologue.
14695 (adjust_stack_reference): Do not adjust if adjustment == 0.
14696 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
14697 (emit_notes_in_bb): Likewise.
14698 (vt_add_function_parameters): Do not adjust locations of
14699 function arguments.
14700 (vt_initialize): Compute the stack adjustment of function
14701 prologue and offset the initial "location" of frame_base_decl
14702 from the stack pointer after prologue.
14704 2004-07-04 Richard Henderson <rth@redhat.com>
14706 * function.c (struct assign_parm_data_all): New.
14707 (struct assign_parm_data_one): New.
14708 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
14709 assign_parm_find_data_types, assign_parms_setup_varargs,
14710 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
14711 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
14712 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
14713 assign_parm_setup_block, assign_parm_setup_reg,
14714 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
14715 (assign_parms): ... here.
14717 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
14719 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
14720 now are bitmap_set_t's.
14721 (bitmap_insert_into_set): No point in inserting the value if
14723 (bitmap_set_contains): New function.
14724 (bitmap_set_replace_value): Add comment on why we do it
14726 (set_contains): Removed.
14727 (bitmap_set_subtract_from_value_set): New name of
14728 set_subtract now that it's arguments are two different
14731 (bitmap_find_leader): Change algorithm used.
14732 (find_or_generate_expression): Update use of functions for new
14734 (create_expression_by_pieces): Ditto.
14735 (insert_aux): Ditto.
14737 (add_to_sets): Ditto.
14739 (execute_pre): Ditto.
14740 (compute_avail): Ditto.
14741 Also ignore virtual phis.
14743 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
14745 * combine.c (simplify_comparison): Fix comment typo.
14747 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14749 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
14750 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
14751 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
14752 (output_restore): Change parameter from 'insn' to 'pat'.
14753 (output_return): Adjust call to output_restore.
14754 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
14755 Adjust call to output_restore.
14757 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
14759 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
14760 and assert system is bsd.
14762 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
14764 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
14765 (TARGET_SWITCHES): Remove -mdebugc.
14766 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
14767 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
14768 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
14769 (sle_[sd]i_reg): Delete.
14771 2004-07-04 Steven Bosscher <stevenb@suse.de>
14773 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
14775 * config/iq2000/iq2000.md: Translate old pipeline description to an
14776 equivalent new one.
14778 2004-07-04 Roger Sayle <roger@eyesopen.com>
14780 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
14781 Ensure the replacement rhs is valid gimple before performing
14782 the substitution. Return false if these sanity checks fail.
14783 (fold_stmt): Only set changed to true, if set_rhs returns true.
14784 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
14787 2004-07-04 Richard Henderson <rth@redhat.com>
14790 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
14792 2004-07-04 Mark Mitchell <mark@codesourcery.com>
14794 * configure.ac (ranlib_flags): New variable.
14795 * Makefile.in (RANLIB_FLAGS): New variable.
14796 (libbackend.a): Use it.
14797 * configure: Regenerated.
14799 2004-07-04 Roger Sayle <roger@eyesopen.com>
14801 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
14802 a "sign mask" instead of using ashr_optab directly.
14804 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
14806 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
14807 * doc/cppopts.texi: Clarify processing of command-line defines.
14809 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
14811 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
14813 2004-07-04 Richard Henderson <rth@redhat.com>
14815 * rtl.def (ADDRESSOF): Remove.
14816 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
14817 (find_base_term, memrefs_conflict_p): Likewise.
14818 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
14819 (fold_rtx, cse_insn, set_live_p): Likewise.
14820 * dwarf2out.c (mem_loc_descriptor): Likewise.
14821 (add_location_or_const_value_attribute): Likewise.
14822 * emit-rtl.c (copy_insn_1): Likewise.
14823 * explow.c (memory_address): Likewise.
14824 * expmed.c (store_split_bit_field): Likewise.
14825 * expr.c (expand_expr_real_1): Likewise.
14826 * function.c (instantiate_decl
14827 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
14828 * genrecog.c (preds, validate_pattern): Likewise.
14829 * integrate.c (copy_rtx_and_substitute): Likewise.
14830 * recog.c (general_operand, register_operand): Likewise.
14831 (memory_address_p): Likwise.
14832 * reload1.c (eliminate_regs, elimination_effects): Likewise.
14833 * rtl.c (copy_rtx): Likewise.
14834 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
14835 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
14836 * rtlhooks.c (gen_lowpart_general): Likewise.
14837 * stmt.c (expand_asm_operands): Likewise.
14838 * web.c (entry_register, replace_ref, web_main): Likewise.
14839 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
14840 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
14841 * config/arm/arm.c (thumb_rtx_costs): Likewise.
14842 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
14843 * config/frv/frv.c (move_destination_operand, move_source_operand,
14844 condexec_dest_operand, condexec_source_operand,
14845 condexec_memory_operand): Likewise.
14846 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
14847 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
14848 (destination_xfmode_operand): Likewise.
14849 * config/mips/mips.h (PREDICATE_CODES): Likewise.
14850 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
14851 * config/s390/s390.c (general_s_operand): Likewise.
14852 * config/s390/s390.md (mov*): Likewise.
14853 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
14855 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
14856 * expr.c (expand_expr_real_1): Likewise.
14857 * stmt.c (expand_decl): Likewise.
14858 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14860 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
14861 postponed_insns, put_var_into_stack, put_reg_into_stack,
14862 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
14863 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
14864 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
14865 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
14866 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
14867 purge_bitfield_addressof_replacements, purge_addressof_replacements,
14868 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
14869 struct insns_for_mem_walk_info, insns_for_mem_walk,
14870 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
14871 setjmp_protect_args): Remove.
14872 (push_function_context_to): Don't handle var_refs_queue.
14873 (pop_function_context_from, free_after_compilation): Likewise.
14874 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
14875 (assign_parms, allocate_struct_function): Likewise.
14876 (use_register_for_decl): New.
14877 (expand_function_end): Don't setjmp_protect.
14878 * function.h (struct emit_status): Update commentary.
14879 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
14880 (max_parm_reg, parm_reg_stack_loc): Remove.
14881 * passes.c (DFI_addressof): Remove.
14882 (dump_file_info): Remove addressof.
14883 (rest_of_handle_addressof): Remove.
14884 (rest_of_compilation): Don't call it.
14885 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
14886 * stmt.c (expand_decl): Use use_register_for_decl.
14887 * tree.h: Update decls.
14888 * web.c (mark_addressof): Remove.
14889 * doc/invoke.texi (-dF): Remove.
14891 2004-07-03 Richard Henderson <rth@redhat.com>
14893 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
14894 instead of gen_mem_addressof.
14895 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
14896 TImode output register.
14898 2004-07-03 Richard Henderson <rth@redhat.com>
14900 PR tree-optimization/16341
14901 * tree-sra.c (sra_walk_function): Increment to next stmt before
14902 processing the current stmt.
14903 (sra_insert_after): Always use BSI_SAME_STMT.
14905 2004-07-03 Richard Henderson <rth@redhat.com>
14907 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
14908 fp plus with minus.
14910 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
14912 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
14913 with tree_int_cst_equal.
14915 2004-07-03 Andreas Schwab <schwab@suse.de>
14917 * config/ia64/ia64.md: Define new attribute "empty".
14918 (prologue_use, nop_x, insn_group_barrier): Set it.
14920 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
14921 skip over "empty" insns.
14923 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14925 * tree-inline.c (initialize_inlined_parameters): Pass proper function
14926 context to gimplify_body.
14927 (walk_tree): Don't walk into types twice.
14928 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
14930 * tree-sra.c (generate_element_init): Remove any useless conversions.
14932 * gimplify.c (gimplify_conversion): Remove stripping useless
14933 conversions from here.
14934 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
14935 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
14936 Unshare before substituting PLACEHOLDER_EXPR.
14937 (gimplify_modify_expr_to_memset): Likewise.
14938 Pass address of TO to memset, not TO itself.
14939 (gimplify_init_constructor): Make copy of OBJECT so we have it each
14940 time we make an expression (to match a PLACEHOLDER_EXPR).
14942 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
14943 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
14944 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
14945 * tree-ssa-dom.c (local_fold): Likewise.
14947 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
14948 * langhooks.h (strct lang_hooks): New field type_max_size.
14949 * function.c (assign_temp): Call it.
14951 2004-07-03 Steven Bosscher <stevenb@suse.de>
14953 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
14954 * config/sh/sh.md: Convert the SH1 pipeline description to
14957 2004-07-02 Zack Weinberg <zack@codesourcery.com>
14959 * c-decl.c (struct c_binding): Remove contour field; add
14960 depth, invisible, nested fields.
14961 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
14962 (B_IN_EXTERNAL_SCOPE): New convenience macros.
14963 (bind): Add invisible and nested arguments. Initialize
14964 new fields of struct c_binding; adjust loop scanning for
14966 (free_binding_and_advance): Clear structure with memset.
14967 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
14968 in file scope, even if it's in external scope too.
14969 (pushdecl): Adjust to match. Create invisible file-scope
14970 declarations for block-scope forward declarations of static functions.
14971 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
14972 (undeclared_variable, lookup_label, declare_label, define_label)
14973 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
14974 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
14975 (store_parm_decls_oldstyle): Adjust to match.
14976 (diagnose_mismatched_decls): Correct handling of linkage clashes.
14977 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
14979 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
14980 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
14982 2004-07-02 Richard Henderson <rth@redhat.com>
14984 * c-decl.c (grokdeclarator): Don't frob current_function_decl
14985 around variable_size.
14986 (set_decl_nonlocal): Remove.
14987 (store_parm_decls): Add stmts for pending sizes.
14988 * calls.c (calls_function, calls_function_1): Remove.
14989 (precompute_arguments): Don't call it.
14990 * cfgexpand.c (set_save_expr_context): Remove.
14991 (tree_expand_cfg): Don't call it.
14992 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
14993 (dwarf2out_finish): Likewise.
14994 * expr.c (emit_block_move): Adjust addresses to BLKmode.
14995 (store_constructor): Don't pre-evaluate SAVE_EXPR.
14996 (safe_from_p): Don't queue SAVE_EXPRs.
14997 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
14998 or build plain VAR_DECLs.
14999 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
15001 (fold_checksum_tree): Don't special-case SAVE_EXPR.
15002 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
15003 (put_var_into_stack): Don't handle SAVE_EXPR.
15004 (gen_mem_addressof): Likewise.
15005 * function.h (struct function): Remove x_save_expr_regs.
15006 (save_expr_regs): Remove.
15007 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
15008 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
15009 * stor-layout.c (variable_size): Don't set it.
15010 (force_type_save_exprs, force_type_save_exprs_1): Remove.
15011 * tree-inline.c (remap_save_expr): Remove fn argument. Update
15012 all callers. Don't set SAVE_EXPR_CONTEXT.
15013 * tree-inline.h (remap_save_expr): Update decl.
15014 * tree.c (save_expr): Update build size.
15015 (first_rtl_op): Don't handle SAVE_EXPR.
15016 (unsave_expr_1, contains_placeholder_p): Likewise.
15017 (decl_function_context): Likewise.
15018 * tree.def (SAVE_EXPR): Remove args 1 and 2.
15019 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
15020 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
15022 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
15024 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
15025 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
15026 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
15027 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
15028 some first-person references and patronizing comments. Based on
15030 * doc/invoke.texi: Don't reference fortran@gnu.org.
15031 * doc/trouble.texi (Warning when a non-void function value is
15032 ignored): Rewrite. From Russ Allbery and Chris Devers.
15034 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
15036 * tree-ssa-pre.c (bitmap_set_t): New.
15037 (bb_value_sets): avail_out is now a bitmap_set_t.
15038 (bitmap_find_leader): New function.
15039 (bitmap_value_insert_into_set): Ditto.
15040 (bitmap_set_copy): Ditto.
15041 (bitmap_value_replace_in_set): Ditto.
15042 (bitmap_set_contains_value): Ditto.
15043 (bitmap_set_new): Ditto.
15044 (bitmap_set_pool): New pool.
15045 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
15046 (insert_aux): Ditto.
15047 (add_to_sets): Ditto.
15048 (compute_avail): Ditto
15049 (eliminate): Ditto.
15052 (execute_pre): Ditto.
15054 2004-07-02 Roger Sayle <roger@eyesopen.com>
15056 * config/rs6000/rs6000.c (struct processor_costs): New structure
15057 used to hold instruction latencies/sizes for processor types.
15058 (rs6000_cost): New global variable pointing to current CPU's costs.
15059 (rs6000_override_options): Initialize rs6000_cost to point to the
15060 appropriate cost table based upon rs6000_cpu and optimize_size.
15061 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
15064 2004-07-02 Richard Henderson <rth@redhat.com>
15066 * expmed.c (make_tree): Don't use SET_DECL_RTL.
15068 2004-07-02 Steven Bosscher <stevenb@suse.de>
15070 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
15072 2004-07-01 Richard Henderson <rth@redhat.com>
15074 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
15075 (alpha_gp_save_rtx): Use assign_stack_local instead of
15078 2004-07-01 Richard Henderson <rth@redhat.com>
15080 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
15081 (alpha_rtx_cost_data): Update to match.
15082 (alpha_rtx_cost_size): New.
15083 (alpha_rtx_costs): Honor optimize_size.
15085 2004-07-01 Richard Henderson <rth@redhat.com>
15087 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
15088 * cfgexpand.c (tree_expand_cfg): Do it here.
15089 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
15090 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
15091 * config/mips/mips.c (mips_output_mi_thunk): And here.
15092 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
15093 * config/sh/sh.c (sh_output_mi_thunk): And here.
15094 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
15096 2004-07-01 Richard Henderson <rth@redhat.com>
15098 * tree.def (RTL_EXPR): Remove.
15099 * c-typeck.c (lvalue_p): Don't handle it.
15100 * expr.c (safe_from_p): Likewise.
15101 (expand_expr_real_1): Likewise.
15102 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
15103 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
15104 * gengtype.c (adjust_field_tree_exp): Likewise.
15105 * stmt.c (warn_if_unused_value): Likewise.
15106 * tree-gimple.c (recalculate_side_effects): Likewise.
15107 * tree-pretty-print.c (dump_generic_node): Likewise.
15108 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
15109 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
15110 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
15112 * stmt.c (struct stmt_status): Remove x_last_expr_type,
15113 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
15114 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
15115 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
15116 all the bits that tracked last_expr.
15117 (expand_end_bindings): Don't track last_expr.
15118 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
15119 (clear_last_expr): Remove.
15120 (expand_asm): Don't call it.
15121 (expand_asm_operands, expand_end_cond): Likewise.
15122 (expand_naked_return, expand_null_return_1): Likewise.
15123 * c-typeck.c (c_begin_compound_stmt): Likewise.
15124 * cfgexpand.c (expand_block): Use expand_expr_stmt.
15125 * expr.c (expand_expr_real_1): Likewise.
15126 * tree.h: Update prototypes.
15128 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
15129 (struct emit_status): Remove sequence_rtl_expr.
15130 (struct function): Remove x_rtl_expr_chain.
15131 (seq_rtl_expr, rtl_expr_chain): Remove.
15132 * function.c (struct temp_slot): Remove rtl_expr.
15133 (assign_stack_temp_for_type): Don't set it.
15134 (free_temp_slots, pop_temp_slots): Don't check it.
15135 (free_after_compilation): Don't clear x_rtl_expr_chain.
15136 (fixup_var_refs): Don't search it.
15137 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
15138 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
15140 (push_topmost_sequence): Likewise.
15141 (end_sequence, init_emit): Likewise.
15142 (start_sequence_for_rtl_expr): Remove.
15143 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
15144 * rtl.h (preserve_rtl_expr_result): Remove.
15146 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
15148 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
15149 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
15152 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
15154 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
15155 (STANDARD_STARTFILE_PREFIX_2): Define.
15156 (standard_startfile_prefix_1): Initialize to
15157 STANDARD_STARTFILE_PREFIX_1.
15158 (standard_startfile_prefix_2): Initialize to
15159 STANDARD_STARTFILE_PREFIX_2.
15160 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
15161 (STANDARD_STARTFILE_PREFIX_1): Define.
15162 (STANDARD_STARTFILE_PREFIX_2): Define.
15163 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
15164 (STANDARD_STARTFILE_PREFIX_2): Document.
15166 2004-07-01 Richard Henderson <rth@redhat.com>
15168 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
15169 in order to disable scalarization. Instead set a flag and wait
15170 for a candidate decl.
15172 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
15174 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
15175 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
15176 Use terminology "testsuite" and "enumerated".
15178 2004-07-01 Richard Henderson <rth@redhat.com>
15180 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
15181 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
15182 (initial_return_save): Likewise.
15183 (flush_queued_reg_saves): Remap register numbers.
15184 (dwarf2out_return_reg): Likewise.
15186 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15188 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
15190 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
15191 access functions for lower bound and element size and only output
15192 if lower bound nonzero or element size not same as that of type.
15193 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
15195 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15197 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
15199 2004-07-01 Per Bothner <per@bothner.com>
15201 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
15203 2004-07-01 Jakub Jelinek <jakub@redhat.com>
15205 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
15206 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
15207 first operand. Don't optimize if the bitfield is volatile.
15209 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15211 * c-pretty-print.c (pp_c_postfix_expression): Handle
15212 floating-point comparison operators.
15213 (pp_c_expression): Pass floating-point comparison
15214 operators to pp_c_postfix_expression.
15216 2004-07-01 Roger Sayle <roger@eyesopen.com>
15218 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
15219 rtx_cost instead of "had_mult" to determine whether the transformed
15220 expression is cheaper than the original.
15222 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
15224 * alias.c (get_alias_set, canon_rtx, get_addr,
15225 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
15227 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
15228 expand_builtin): Likewise.
15229 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
15231 * combine.c (can_combine_p, combinable_i3pat, try_combine,
15232 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
15233 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
15234 record_dead_and_set_regs_1, get_last_value_validate,
15235 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
15236 * cse.c (check_dependence, canon_hash, equiv_constant,
15237 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
15238 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
15239 count_reg_usage): Likewise.
15240 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
15241 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
15242 cselib_record_sets): Likewise.
15243 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
15244 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
15245 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
15246 * df.c (df_uses_record): Likewise.
15247 * dojump (do_jump): Likewise.
15248 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
15249 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
15250 decl_start_label): Likewise.
15251 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
15252 operand_subword, change_address_1, make_safe_from): Likewise.
15253 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
15254 stabilize, force_not_mem): Likewise.
15255 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
15256 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
15257 * expr.c (convert_move, convert_modes, emit_block_move,
15258 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
15259 emit_move_insn_1, expand_assignment, store_expr,
15260 store_constructor_field, store_constructor, store_field,
15261 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
15263 * final.c (cleanup_subreg_operands, alter_subreg,
15264 get_mem_expr_from_op): Likewise.
15265 * flow.c (notice_stack_pointer_modification_1,
15266 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
15268 * function.c (mark_temp_addr_taken, preserve_temp_slots,
15269 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
15270 optimize_bit_field, flush_addressof, purge_addressof_1,
15271 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
15272 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
15273 keep_stack_depressed): Likewise.
15274 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
15275 noce_process_if_block, find_memory): Likewise.
15276 * integrate.c (subst_constants, allocate_initial_values): Likewise.
15277 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
15278 update_equiv_regs): Likewise.
15279 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
15280 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
15281 * optabs.c (expand_abs, emit_unop_insn): Likewise.
15282 * passes.c (rest_of_handle_final): Likewise.
15283 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
15284 move2add_note_store): Likewise.
15285 * ra-build.c (detect_remat_webs): Likewise.
15286 * ra-debug.c (dump_static_insn_cost): Likewise.
15287 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
15288 * recog.c (validate_change, apply_change_group, cancel_changes,
15289 validate_replace_rtx_1, general_operand, register_operand,
15290 nonmemory_operand, push_operand, pop_operand, memory_operand,
15291 indirect_operand, asm_operand_ok, offsettable_memref_p,
15292 offsettable_nonstrict_memref_p, constrain_operands,
15293 store_data_bypass_p): Likewise.
15294 * reg-stack.c (subst_stack_regs_pat): Likewise.
15295 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
15296 copy_cost, reg_scan_mark_refs): Likewise.
15297 * regmove.c (optimize_reg_copy_3, stack_memref_p,
15298 combine_stack_adjustments_for_block): Likewise.
15299 * regrename.c (copyprop_hardreg_forward_1): Likewise.
15300 * reload.c (can_reload_into, push_reload, decompose, immune_p,
15301 find_reloads, find_reloads_address, find_reloads_address_1,
15302 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
15303 find_equiv_reg): Likewise.
15304 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
15305 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
15306 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
15307 delete_address_reloads): Likewise.
15308 * resource.c (mark_referenced_resources): Likewise.
15309 * rtlanal.c (get_jump_table_offset, count_occurrences,
15310 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
15311 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
15312 num_sign_bit_copies1): Likewise.
15313 * rtlhooks.c (gen_lowpart_general): Likewise.
15314 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
15315 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
15316 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
15317 sdbout_global_decl): Likewise.
15318 * simplify-rtx.c (simplify_subreg): Likewise.
15319 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
15320 expand_anon_union_decl, expand_end_case_type): Likewise.
15321 * unroll.c (calculate_giv_inc): Likewise.
15322 * var-tracking.c (stack_adjust_offset_pre_post,
15323 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
15324 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
15325 vt_add_function_parameters): Likewise.
15326 * varasm.c (make_var_volatile, notice_global_symbol,
15327 assemble_external, decode_addr_const, mark_weak,
15328 default_encode_section_info): Likewise.
15330 2004-07-01 Steven Bosscher <stevenb@suse.de>
15332 * stmt.c (check_seenlabel): Remove.
15333 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
15335 2004-07-01 Richard Henderson <rth@redhat.com>
15337 * function.h (struct function): Remove x_function_call_count.
15338 (function_call_count): Remove.
15339 * calls.c (expand_call): Don't set it.
15340 * integrate.c (copy_rtx_and_substitute): Likewise.
15342 * function.h (struct function): Remove x_cleanup_label.
15343 (cleanup_label): Remove.
15344 * stmt.c (expand_value_return): Don't use it.
15345 * function.c (free_after_compilation): Don't set it.
15346 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
15347 * cfgexpand.c (tree_expand_cfg): Update call.
15348 * tree.h (expand_function_start): Update decl.
15350 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
15353 * c-lang.c (c_initialize_diagnostics): Move from here ...
15354 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
15355 (c_tree_printer): Use pretty-printer to format %T.
15356 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
15357 before '*' if not C++.
15358 (pp_c_direct_abstract_declarator): Don't try to print array upper
15359 bound for flexible array members.
15360 * c-tree.h: Include "diagnostic.h".
15361 (c_initialize_diagnostics): Declare.
15362 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
15363 * c-format.c (format_type_warning): New function. Improve
15364 diagnostics for incorrect format argument types.
15365 (check_format_types): Use it. Add two parameters. Use the
15366 TYPE_MAIN_VARIANT of wanted_type.
15367 (check_format_info_main): Pass new parameters to
15368 check_format_types.
15369 (struct format_wanted_type): Update comment.
15371 2004-07-01 Nick Clifton <nickc@redhat.com>
15373 * target.h (struct gcc_target): Add new field to struct cxx:
15374 import_export_class.
15375 * target-def.h (TARGET_CXX): Initialise the new field.
15376 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
15378 * doc/tm.texi: Document the new target hook.
15380 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15382 * builtins.c (fold_builtin_classify): Fix typo.
15384 2004-07-01 Richard Henderson <rth@redhat.com>
15386 * function.c (identify_blocks, identify_blocks_1): Remove.
15387 * function.h (identify_blocks): Remove.
15388 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
15390 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
15392 * builtins.c (fold_builtin_classify): New.
15393 (fold_builtin_unordered_cmp): Fix commentary.
15394 (fold_builtin): Use it.
15395 * builtins.def: Define builtins for isnan,
15396 isnanf, isnanl, finite, finitef, finitel,
15397 isinf, isinff, isinfl.
15399 2004-07-01 Richard Henderson <rth@redhat.com>
15401 * function.h (struct function): Remove dont_emit_block_notes.
15402 * gimple-low.c (lower_function_body): Don't set it.
15403 * cfgexpand.c (expand_block): Don't check it.
15404 * cfglayout.c (insn_locators_initialize): Likewise.
15405 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
15406 * passes.c (rest_of_compilation): Likewise.
15407 * stmt.c (expand_start_bindings_and_block): Likewise.
15408 (expand_end_bindings): Likewise.
15410 2004-07-01 Richard Henderson <rth@redhat.com>
15412 * cgraph.h (cgraph_build_static_cdtor): Declare.
15413 * cgraphunit.c (cgraph_build_static_cdtor): New.
15414 * c-objc-common.c (build_cdtor): Use it.
15415 * coverage.c (create_coverage): Likewise.
15416 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
15417 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
15419 See ChangeLog.11 for earlier changes.