1 2004-07-27 Steven Bosscher <stevenb@suse.de>
3 * cfgexpand.c (tree_expand_cfg): Fix comment.
5 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
6 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
8 (prepare_function_start): Don't set rtx_equal_function_value_matters.
9 * integrate.c (copy_rtx_and_substitute): Don't test for it.
10 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
11 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
12 here again. Update leading comment.
13 * rtl.c (rtx_equal_function_value_matters): Remove.
14 (rtx_equal_p): Don't test for it.
15 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
18 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
19 * rtl.c (note_insn_name): Likewise.
20 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
21 * final.c (final_scan_insn): Likewise.
23 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
24 * passes.c (rest_of_handle_eh): Do it here.
26 * stmt.c (struct nesting): Remove struct nesting block member.
27 (struct stmt_status): Remove x_block_start_count field.
28 (current_block_start_count): Remove.
30 2004-07-27 Brian Booth <bbooth@redhat.com>
32 * tree-optimize.c (register_one_dump_file): Update condition that uses
34 (dup_pass_1): Replace with...
36 (NEXT_PASS): Call next_pass_1.
38 (init_tree_optimization_passes): Remove uses of DUP_PASS.
39 (execute_one_pass): Update condition that uses
41 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
44 2004-07-27 Nick Clifton <nickc@redhat.com>
46 * config/m32r/m32r.c: Include integrate.h in order to get the
47 prototype for get_hard_reg_initial_val().
49 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
50 and tidy up indentation.
51 (final_presence_set): Use absence_set instead, so that if there is
52 nothing in the "o" pipe the "s" pipe can be scheduled.
54 2004-07-27 Diego Novillo <dnovillo@redhat.com>
56 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
57 don't have PT_VARS nor PT_MALLOC set.
58 Clear name tag from pointers that have not been dereferenced.
59 (set_pt_anything, set_pt_malloc): Forward declare.
60 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
61 not type compatibility when determining if a pointer can be
64 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
66 * expr.h (canonicalize_condition, get_condition): Add an int argument.
67 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
68 it to check whether the condition is still valid at the jump insn.
69 * ifcvt.c (noce_get_condition): Likewise.
70 (noce_get_alt_condition): Update call to canonicalize_condition.
71 * loop-iv.c (simplify_using_initial_values): Update call to
72 get_condition. Remove FIXME.
73 (check_simple_exit): Update call to get_condition.
74 * loop-unswitch.c (may_unswitch_on): Likewise.
75 * loop.c (check_dbra_loop): Likewise.
76 (canonicalize_condition, get_condition): Add an argument to say whether
77 the condition must still be valid at INSN.
78 (get_condition_for_loop): Update call to get_condition. Require that
79 the condition be valid at INSN.
80 * predict.c (estimate_probability): Update call to get_condition.
81 Remove unused earliest parameter.
82 (expected_value_to_br_prob): Update call to canonicalize_condition.
84 2004-07-26 Eric Christopher <echristo@redhat.com>
86 * tree-dfa.c (add_referenced_var): Register initializers of global
89 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
91 * config/i386/i386.c (function_arg): Always treat 8-
92 and 16-byte wide vectors the same, even if MMX/SSE
94 (contains_128bit_aligned_vector_p): Add comment.
96 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
98 * ra.h (enum node_type): Rename to:
100 * ra-colorize.c: Likewise.
102 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
104 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
105 after simplifying the jump.
107 2004-06-26 Richard Henderson <rth@redhat.com>
109 * calls.c (combine_pending_stack_adjustment_and_call): Make
110 preferred_unit_stack_boundary argument unsigned. Make
111 unadjusted_alignment unsigned.
112 (expand_call): Make preferred_stack_boundary and
113 preferred_unit_stack_boundary variables unsigned.
114 * function.c (assign_stack_local_1): Make alignment unsigned.
115 * function.h (struct function): Make stack_alignment_needed,
116 preferred_stack_boundary unsigned.
117 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
118 (ix86_compute_frame_layout): Make stack_alignment_needed,
119 preferred_alignment variables unsigned.
120 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
122 2004-07-26 Tom Tromey <tromey@redhat.com>
124 * tree.h: Fix typo in comment.
126 2004-07-26 Daniel Jacobowitz <dan@debian.org>
129 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
130 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
131 (ggc_free): Remove incorrect freeing.
132 (sweep_pages): Advance PP for large pages. Fix indentation.
134 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
136 PR rtl-optimization/16643
137 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
138 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
139 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
140 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
141 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
142 * function.c (thread_prologue_and_epilogue_insns): Likewise.
143 * rtl.h (tracer): Add a flags parameter.
144 * tracer.c (tracer): Pass it to cfg_layout_initialise.
145 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
146 (rest_of_handle_reorder_blocks): Update calls to tracer and
147 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
148 (rest_of_handle_tracer): Pass 0 to tracer.
149 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
151 2004-07-25 David Edelsohn <edelsohn@gnu.org>
154 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
157 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
159 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
160 (BINFO_BASE_ACCESS): Adjust.
161 (BINFO_BASE_ACCESS_APPEND): New.
162 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
163 * dbxout.c (dbxout_type): Adjust binfo access accessing.
164 * dwarf2out.c (gen_member_die): Likewise.
165 * tree-dump.c (deque_and_dump): Likewise.
167 2004-07-26 Falk Hueffner <falk@debian.org>
169 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
172 2004-07-25 Roger Sayle <roger@eyesopen.com>
174 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
175 value off of the stack if TARGET_USE_FFREEP.
177 2004-07-26 Bernardo Innocenti <bernie@develer.com>
179 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
180 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
181 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
182 check on invocation of XRESIZEVEC ().
184 2004-07-26 Bernardo Innocenti <bernie@develer.com>
186 * c-common.c (disable_builtin_function): Rename variable n to
187 new_disabled_builtin.
188 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
189 Rename local variable old to old_decl.
190 * gensupport.c (shift_output_template): Rename parameter old to src.
191 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
192 old_rtx and newx to new_rtx.
194 2004-07-26 Bernardo Innocenti <bernie@develer.com>
196 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
198 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
202 2004-07-25 Roger Sayle <roger@eyesopen.com>
204 * fold-const.c (constant_boolean_node): Make extern.
205 (make_range): Wrap long lines.
206 (fold_cond_expr_with_comparison): Remove unnecessary call to
207 pedantic_non_lvalue. Add missing calls to fold_convert.
208 (fold_truthop): Add missing calls to fold_convert.
210 * tree.h (constant_boolean_node): Add prototype here.
211 * builtins.c (expand_builtin_strncmp): Add missing calls to
213 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
214 Call fold_convert and constant_boolean_node to correct types.
215 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
216 missing call to fold_convert to correct types.
218 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
219 Brian Ryner <bryner@brianryner.com>
223 * c-common.c (c_common_attribute_table): Allow
224 handle_visibility_attribute to be called for types.
225 (handle_visibility_attribute) When given a type, set the visibility
226 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
227 so that we can check later whether the attribute was present. Added
228 warning if attribute applied to non class type.
229 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
230 decls and checking that they are consistent.
231 * common.opt: Added -fvisibility.
232 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
233 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
234 * flags.h, tree.h: Added assorted support defines for overall patch
235 * opts.c: Added parsing support for -fvisibility.
236 * tree.c (build_decl): Set visibility for all decls to be whatever
237 is in force at that time.
238 * varasm.c (default_binds_local_p_1): Reworked logic determining
239 when to make a symbol locally bound.
240 * doc/invoke.texi: Added documentation for -fvisibility and
241 -fvisibility-inlines-hidden.
243 2004-07-25 Bernardo Innocenti <bernie@develer.com>
245 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
246 * c-common.c: Add missing casts from void * to other types.
247 * c-decl.c: Likewise.
248 * c-format.c: Likewise.
250 * c-pragma.c: Likewise.
251 * c-typeck.c: Likewise.
252 * defaults.h: Likewise.
253 * genconstants.c: Likewise.
254 * gengtype-lex.l: Likewise.
255 * genmodes.c: Likewise.
256 * read-rtl.c: Likewise.
259 2004-07-25 Bernardo Innocenti <bernie@develer.com>
261 * bitmap.c: Use type-safe memory allocation macros from libiberty.
262 * c-common.c: Likewise.
263 * c-decl.c: Likewise.
264 * c-lang.c: Likewise.
266 * c-opts.c: Likewise.
267 * c-parse.in: Likewise.
268 * c-typeck.c: Likewise.
269 * genconditions.c: Likewise.
270 * gengtype-lex.l: Likewise.
271 * gengtype-yacc.y: Likewise.
272 * gengtype.c: Likewise.
273 * genmodes.c: Likewise.
274 * gensupport.c: Likewise.
275 * read-rtl.c: Likewise.
276 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
279 2004-07-25 Bernardo Innocenti <bernie@develer.com>
281 * c-decl.c (groktypename, groktypename_in_param_context): Rename
282 variable typename to type_name.
283 * c-lex.c (interpret_float): Likewise.
285 2004-07-25 Roger Sayle <roger@eyesopen.com>
287 * convert.c (convert_to_real, convert_to_integer,
288 convert_to_complex): Replace calls to build with calls to buildN.
289 * coverage.c (tree_coverage_counter_ref): Likewise.
290 * dojump.c (do_jump): Likewise.
291 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
292 * emit-rtl.c (component_ref_for_mem_expr,
293 set_mem_attributes_minus_bitpos): Likewise.
294 * explow.c (update_nonlocal_goto_save_area): Likewise.
295 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
296 expand_mult_add): Likewise.
297 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
298 store_constructor, get_inner_reference, expand_expr_real_1,
299 try_casesi, try_tablejump): Likewise.
300 * function.c (expand_function_start): Likewise.
301 * stmt.c (emit_case_bit_tests, expand_end_case_type,
302 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
303 * stor-layout.c (place_union_field, layout_type): Likewise.
304 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
305 * varasm.c (copy_constant): Likewise.
307 2004-07-25 Bernardo Innocenti <bernie@develer.com>
309 * c-common.c: Rename all identifiers named `new'.
310 * c-decl.c: Likewise.
311 * gensupport.c: Likewise.
312 * simplify-rtx.c: Likewise.
313 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
315 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
318 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
321 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
322 declarations until after calling pushdecl.
323 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
324 "extern" and not on whether the declaration is initialized.
326 2004-07-25 Daniel Jacobowitz <dan@debian.org>
328 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
329 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
330 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
331 "cpplib.h", "c-pragma.h", "c-common.h".
332 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
333 (solaris_register_pragmas): New functions.
334 * config/sol2-protos.h: New file.
335 * config/sol2.c: New file.
336 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
337 (REGISTER_TARGET_PRAGMAS): New macros.
338 (solaris_pending_aligns, solaris_pending_inits)
339 (solaris_pending_finis): New variables.
340 * config/t-sol2 (sol2-c.o): Update dependencies.
342 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
343 SUBTARGET_INSERT_ATTRIBUTES.
344 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
345 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
346 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
347 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
348 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
349 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
350 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
351 * config/sparc/sparc.c (sparc_attribute_table): New.
352 (TARGET_INSERT_ATTRIBUTES): Define in terms of
353 SUBTARGET_INSERT_ATTRIBUTES.
354 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
356 * doc/extend.texi (Solaris Pragmas): New section.
358 2004-07-25 Bernardo Innocenti <bernie@develer.com>
360 * c-common.c: Rename all identifiers named `class' to `cl'.
361 * c-common.h: Likewise.
362 * c-parse.in: Likewise.
363 * c-typeck.c: Likewise.
364 * genmodes.c: Likewise.
369 * regrename.c: Likewise.
371 * c-common.c (builtin_function_2): Change type of 5th parameter from
372 int to enum built_in_function. Change type of 8th parameter from int
374 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
376 * c-typeck.c (convert_arguments): Change type of formal_prec from
378 * genmodes.c (blank_mode): Make a few negative constants unsigned.
379 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
380 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
381 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
382 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
383 iterator to for_all_modes () instead of an enum because enums can't
384 be incremented in C++.
387 2004-07-25 Daniel Jacobowitz <dan@debian.org>
389 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
392 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
394 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
395 Handle ARRAY_RANGE_REF like ARRAY_REF.
397 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
399 * c-typeck.c (digest_init): Don't allow arrays of signed or
400 unsigned variants of wchar_t to be initialized by wide string
401 constants. Do allow arrays of enumerated types compatible with
402 wchar_t to be initialized by wide string constants. Refine tests
403 distinguishing wide and narrow strings and arrays. Give specific
404 error for arrays of other integer types initialized by string
406 (output_init_element, process_init_element): Check for
407 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
408 initializing with string constants.
410 2004-07-25 Richard Henderson <rth@redhat.com>
412 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
414 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
415 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
416 DECL_IGNORED_P to new decl.
418 2004-07-24 Zack Weinberg <zack@codesourcery.com>
420 * config/ia64/ia64.c (general_xfmode_operand)
421 (destination_xfmode_operand): Delete.
422 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
423 * config/ia64/ia64.md (*movxf_internal): Use general_operand
424 and destination_operand.
426 2004-07-24 Alexander Kabaev <kan@freebsd.org>
428 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
429 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
431 2004-07-24 Alexander Kabaev <kan@freebsd.org>
432 Zack Weinberg <zack@codesourcery.com
435 * c-decl.c (diagnose_mismatched_decls): Don't issue a
436 redundant-declaration warning the first time a builtin is
439 2004-07-25 Bernardo Innocenti <bernie@develer.com>
441 * tree.h (staticp): Change return type to bool.
443 2004-07-25 Bernardo Innocenti <bernie@develer.com>
445 * c-common.c (c_staticp): Last episode of the staticp saga.
447 2004-07-25 Bernardo Innocenti <bernie@develer.com>
449 * c-common.h (c_staticp): Change return type from int to bool.
450 * tree.c (staticp): Likewise.
451 * langhooks.h (staticp): Likewise.
453 2004-07-25 Bernardo Innocenti <bernie@develer.com>
455 * langhooks-def.h (lhd_staticp): Change return type from int to
456 bool in prototype to match definition.
458 2004-07-25 Bernardo Innocenti <bernie@develer.com>
460 * system.h (bool, true, false): Don't redefine as preprocessor macros
463 2004-07-24 Roger Sayle <roger@eyesopen.com>
465 * expmed.c (init_expmed): A signed modulus by a power of two is
466 considered cheap if its less than or equal to four instructions.
468 2004-07-25 Bernardo Innocenti <bernie@develer.com>
470 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
471 GGC_CNEWVAR): New macros.
473 2004-07-25 Bernardo Innocenti <bernie@develer.com>
475 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
477 * c-decl.c: Likewise.
478 * c-format.c: Likewise.
480 * c-opts.c: Likewise.
481 * c-pragma.c: Likewise.
482 * c-typeck.c: Likewise.
483 * gencheck.c: Likewise.
484 * genconditions.c: Likewise.
485 * genconfig.c: Likewise.
486 * genflags.c: Likewise.
487 * gengtype.c: Likewise.
488 * gensupport.c: Likewise.
489 * ggc-none.c: Likewise.
490 * langhooks.c: Likewise.
491 * statistics.h: Likewise.
492 * stub-objc.c: Likewise.
493 * java/decl.c: Likewise.
495 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
497 * config/m68k/m68k.c (output_scc_di): Fix coding style.
498 (symbolic_operand): Fix prototype.
499 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
500 * config/m68k/m68k.md: Add constants for registers a0 and sp and
501 use them, change from the "{...}" syntax to the simpler {...}
503 (*cfv4_extendqisi2): Fix destination predicate.
504 * config/m68k/m68k-protos.h: Remove various declarations also
505 generated via PREDICATE_CODES.
507 2004-07-23 Mike Stump <mrs@apple.com>
509 * c-typeck.c (convert_for_assignment): Tightened up pointer
510 converstions that differ in signedness.
512 2004-07-23 Zack Weinberg <zack@codesourcery.com>
514 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
516 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
518 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
519 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
521 * gimplify.c (gimplify_compound_lval): Check for no handled
522 operations, rather than checking for explicit list of nodes.
523 (is_gimple_addr_expr_arg_or_indirect): New function.
524 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
525 redundant setting of TREE_INVARIANT.
526 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
527 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
529 2004-07-23 Diego Novillo <dnovillo@redhat.com>
531 PR tree-optimization/16688
532 PR tree-optimization/16689
533 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
534 unnecessary initialization of 'tag'.
535 (get_tmt_for): Check that the new type tag has the same alias
536 set as the pointed-to type.
537 (group_aliases): Only regular variables need to be removed
538 from the alias set of a name tag.
539 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
540 propagation if the two types are not compatible.
541 (merge_alias_info): Rename from replace_ssa_names_ann.
543 (replace_exp_1): If both arguments are SSA_NAMEs, check that
544 the propagation can be done.
545 Only call merge_alias_info on pointers.
546 (propagate_value): Likewise.
547 * tree-ssa-copyrename.c: Include langhooks.h.
548 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
550 Do not coalesce variables with incompatible types.
551 (rename_ssa_copies): Call replace_ssa_name_symbol.
552 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
553 the same type as the underlying _DECL.
554 * tree-ssanames.c (replace_ssa_name_symbol): New function.
555 * tree.h (replace_ssa_name_symbol): Declare.
557 2004-07-23 Richard Henderson <rth@redhat.com>
560 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
562 (gimplify_modify_expr_rhs): Push assignment from a conditional into
563 the conditional for all non-register types.
565 2004-07-23 Richard Henderson <rth@redhat.com>
567 * expr.c (expand_expr_real_1): Don't handle non-local variables.
568 * expr.h (fix_lexical_addr): Remove.
569 * function.c (NEED_SEPARATE_AP): Remove.
570 (fix_lexical_addr): Remove.
571 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
572 not null decl_function_context.
573 (create_alias_vars): Likewise.
574 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
575 (simple_goto_p): Likewise.
576 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
577 * tree-ssa-ccp.c (get_default_value): Likewise.
578 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
579 * tree.c (needs_to_live_in_memory): Likewise.
580 * tree-flow-inline.h (may_be_aliased): Move...
581 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
582 when TREE_STATIC variables may be addressable.
584 2004-07-24 Jakub Jelinek <jakub@redhat.com>
586 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
588 2004-07-23 Zack Weinberg <zack@codesourcery.com>
590 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
591 bitmap contents if GENERATOR_FILE is defined.
592 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
593 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
595 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
597 * c-decl.c (start_function): Form composite type of function types
598 rather than copying type from previous prototype declaration.
600 2004-07-23 Janis Johnson <janis187@us.ibm.com>
602 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
603 the const qualifier for the second argument in the C++ functions.
605 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
606 specific pointer types.
608 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
609 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
610 for vector bool and/or vector pixel, add C++ and C missing support.
611 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
612 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
613 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
614 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
615 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
616 missing C++ and C support for vector bool and/or vector pixel.
617 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
618 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
619 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
620 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
621 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
622 C++ and C types used for vector bool and/or vector pixel.
623 (vec_st, vec_stl): Add C++ support for vector pixel.
624 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
625 (vec_all_ne): Add C++ support for vector pixel.
627 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
628 (vec_vmulesb): Add missing C++ function.
629 (vec_perm): Fix type of third argument in C++ function.
630 (vec_vsum4shs): Fix C++ function name.
631 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
632 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
633 argument passed to the error handler in C macro.
634 (vec_nmsub): Remove extra parens around argument names in C macro.
635 (vec_packpx): Add missing parens in C macro.
637 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
639 * machmode.def: Remove vector modes.
640 * config/alpha/alpha-modes.def: Add supported vector modes.
641 * config/arm/arm-modes.def: Likewise.
642 * config/frv/frv-modes.def: Likewise.
643 * config/i386/i386-modes.def: Likewise.
644 * config/rs6000/rs6000-modes.def: Likewise.
645 * config/sh/sh-modes.def: Likewise.
647 2004-07-23 Matthias Klose <doko@debian.org>
649 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
650 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
651 * config.h: Regenerate.
652 * configure: Likewise.
654 2004-07-22 Mark Mitchell <mark@codesourcery.com>
656 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
657 generated SYMBOL_REFs for labels.
658 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
660 (machopic_stub_name): Remove.
661 (machopic_indirection_name): New function.
662 (machopic_mcount_stub_name): Likewise.
663 (machopic_classify_name): Remove.
664 (machopic_function_base_sym): New function.
665 (machpoic_classify_symbol): Likewise.
666 (machopic_classify_ident): Remove.
667 (machopic_define_ident): Likewise.
668 (machopic_define_name): Likewise.
669 (machopic_name_defined_p): Likewise.
670 (machopic_ident_defined_p): Likewise.
671 (darwin_strip_name_encoding): Likewise.
672 (machopic_define_symbol): New function.
673 * config/darwin.c (hashtab.h): Include.
674 (machopic_defined_list): Remove.
675 (machopic_classify_ident): Likewise.
676 (machopic_classify_name): Likewise.
677 (machopic_ident_defined_p): Likewise.
678 (machopic_define_ident): Likewise.
679 (machopic_define_name): Likewise.
680 (machopic_symbol_defined_p): New function.
681 (machopic_classify_symbol): Likewise.
682 (machopic_data_defined_p): Use machopic_classify_symbol.
683 (machopic_define_symbol): New function.
684 (machopic_function_base_sym): New function.
685 (machopic_non_lazy_pointers): Remove.
686 (machopic_non_lazy_ptr_name): Likewise.
687 (machopic_stubs): Likewise.
688 (machopic_stub_name): Likewise.
689 (NON_LAZY_POINTER_SUFFIX): New macro.
690 (STUB_SUFFIX): Likewise.
691 (machopic_indirection): New structure.
692 (machopic_indirections): New variable.
693 (machopic_indirection_hash): New function.
694 (machopic_indirection_eq): Likewise.
695 (machopic_indirection_name): Likewise.
696 (machopic_mcount_stub_name): New function.
697 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
699 (machopic_indirect_data_reference): Rework to use new functions.
700 (machopic_indirect_call_target): Likewise.
701 (machopic_legitimize_pic_address): Likewise.
702 (machopic_output_indirection): New function.
703 (machopic_finish): Use it.
704 (machopic_operand_p): Rework to use new functions.
705 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
706 (darwin_strip_name_encoding): Remove.
707 (update_non_lazy_ptrs): Remove.
708 (update_stubs): Likewise.
709 (darwin_non_lazy_pcrel): Use new functions.
710 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
711 (ASM_OUTPUT_LABELREF): Likewise.
712 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
713 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
714 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
715 (TARGET_STRIP_NAME_ENCODING): Do not use
716 darwin_strip_name_encoding.
717 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
718 darwin_strip_name_encoding.
719 * config/i386/darwin.h (FUNCTION_PROFILER): Use
720 machopic_mcount_stub_name.
721 * config/i386/i386.c (x86_output_mi_thunk): Use
722 machopic_indirection_name, not machopic_stub_name.
723 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
724 machopic_function_base_sym.
725 (print_operand): Use machopic_classify_symbol.
726 (rs6000_emit_prologue): Use machopic_function_base_sym.
727 (output_profile_hook): Do not use machopic_stub_name.
728 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
730 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
733 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
736 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
738 * doc/implement-c.texi: New file.
739 * doc/extend.texi (C Implementation): Move to there.
740 * doc/gcc.texi: Include implement-c.texi.
741 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
743 2004-07-22 Jason Merrill <jason@redhat.com>
745 * integrate.c (copy_decl_for_inlining): Remove invisible reference
747 * tree-inline.c (setup_one_parameter): Likewise.
749 2004-07-22 Brian Booth <bbooth@redhat.com>
751 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
752 (substitute_and_fold): Propigate into VUSE operands when possible.
753 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
754 (cp_lattice_meet): Handle merging of latticevalues when
755 UNKNOWN_VAL is present.
756 (visit_stmt): Visit assignments with V_MUST_DEFs.
757 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
758 (ccp_fold): Deal with RHS' that are constant and virtual.
759 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
760 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
761 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
762 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
763 computing immediate uses.
764 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
766 (replace_vuse_in): New function.
767 (likely_value): Add check of vuse operands.
768 (get_default_value): Set the default value of virtually defined
769 variables to UKNOWN_VAL instead of VARYING.
771 2004-07-22 Richard Henderson <rth@redhat.com>
773 * expr.c (emit_push_insn): Don't use set_mem_attributes.
775 2004-07-22 Richard Henderson <rth@redhat.com>
777 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
778 variables due to conditional compilation.
780 2004-07-22 Diego Novillo <dnovillo@redhat.com>
782 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
783 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
784 Release SSA names that have been re-renamed.
785 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
787 * tree-ssa-alias.c (init_alias_info): If aliases have been
788 computed before, clear existing alias information.
789 (create_name_tags): Do no fixup PT_ANYTHING pointers.
790 If the new name tag for a pointer is different than the one it
791 had before, mark the old tag for renaming.
792 (replace_may_alias): New function.
793 (group_aliases): Call it.
794 (setup_pointers_and_addressables): Always call get_tmt_for.
795 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
797 (set_pt_anything): New local function.
798 (set_pt_malloc): New local function.
799 (merge_pointed_to_info): Don't merge pointed-to variables from
800 the original pointer if the destination is pointing to an
802 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
803 (add_pointed_to_var): Do not add a variable to the points-to
804 set if the pointer is already pointing to anywhere.
805 (collect_points_to_info_r): If the defining statement is a PHI
806 node, only merge pointed-to information if the argument has
807 already been visited.
808 (get_tmt_for): Only create a new tag if the pointer didn't
810 (dump_alias_info): Emit more information.
811 (dump_points_to_info_for): Likewise.
812 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
813 try to get the annotation of an SSA_NAME.
814 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
815 alias sets when checking is enabled.
816 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
817 (eliminate): Mark basic blocks that will need
818 EH information cleaned up.
819 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
821 Initialize need_eh_cleanup.
822 (fini_pre): Call tree_purge_all_dead_eh_edges and
823 cleanup_tree_cfg if needed.
824 Free need_eh_cleanup.
825 * tree-ssa.c (verify_ssa_name): New function.
826 (verify_def): Call it.
827 Re-arrange to avoid printing too many error messages.
828 (verify_use): Likewise.
829 (verify_phi_args): Likewise.
830 (verify_flow_insensitive_alias_info): New function.
831 (verify_flow_sensitive_alias_info): New function.
832 (verify_alias_info): New function.
833 (verify_ssa): Call verify_alias_info.
834 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
836 Re-arrange to avoid printing too many error messages.
837 * tree-ssanames.c (make_ssa_name): Clear
838 SSA_NAME_IN_FREE_LIST.
839 (release_ssa_name): Never release a default definition.
840 (release_defs): New function.
841 * tree.h: Declare it.
842 * tree-ssa-dce.c (remove_dead_stmt): Call it.
844 2004-07-22 Diego Novillo <dnovillo@redhat.com>
846 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
847 If true, do a depth-first search. Do a breadht-first search,
849 (walk_use_def_chains): Add new argument IS_DFS.
851 * tree-flow.h (walk_use_def_chains): Update prototype.
853 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
855 * config/cris/cris.md: Tweak formatting.
856 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
857 (mover2side, moverside, movemside, movei, op3, andu): Replace
858 live define_peephole:s with define_peephole2 near-equivalents.
860 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
862 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
863 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
864 "*mov_sidesi_mem" respectively.
866 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
868 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
869 (gimplify_build1): Move from tree-complex.c do_unop.
870 (gimplify_build2): Move from tree-complex.c do_binop.
871 (gimplify_build3): New.
872 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
873 Adjust throughout to call the functions above.
874 * tree-flow.h: Declare the functions above.
875 * tree-nested.c (gimplify_val): Rename to...
876 (tsi_gimplify_val): ... this.
878 * Makefile.in (tree_complex.o): Update dependencies.
879 (stor-layout.o): Depend on regs.h.
880 * c-common.c (handle_vector_size_attribute): Update for
881 vector types without corresponding vector modes.
882 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
883 a corresponding vector mode is not available.
884 * print-tree.c (print_node): Print nunits for vector types
885 * regclass.c (have_regs_of_mode): New.
886 (init_reg_sets_1): Initialize it and use it instead
887 of allocatable_regs_of_mode.
888 * regs.h (have_regs_of_mode): Declare it.
889 * stor-layout.c (layout_type): Pick a mode for vector types.
890 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
891 build_replicated_const, do_unop, do_binop, do_plus_minus,
892 do_negate, expand_vector_piecewise, expand_vector_parallel,
893 expand_vector_addition, expand_vector_operations_1,
894 expand_vector_operations, tree_lower_operations,
895 pass_lower_vector_ssa, pass_pre_expand): New.
896 (expand_complex_operations, pass_lower_complex): Remove.
897 * tree-optimize.c (init_tree_optimization_passes): Adjust
898 pass ordering for changes in tree-complex.c.
899 * tree-pass.h: Declare new passes.
900 * tree.c (finish_vector_type): Remove.
901 (make_vector_type): New.
902 (build_vector_type_for_mode, build_vector_type): Rewritten.
903 * tree.def (VECTOR_TYPE): Document where the number of
905 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
906 (make_vector): Remove declaration.
908 2004-07-21 Richard Henderson <rth@redhat.com>
910 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
911 TREE_THIS_VOLATILE, may_aliases, or optimization level.
912 (remove_useless_vars): Dump debugging info.
913 (expand_used_vars): Move ...
914 * cfgexpand.c (expand_used_vars): ... here. Make static.
915 * tree-flow-inline.h (set_is_used): New.
916 (set_default_def): Use get_var_ann.
917 * tree-flow.h: Update decls.
918 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
919 (create_ssa_var_map): Use it.
920 * tree-ssa.c (set_is_used): Remove.
922 2004-07-22 Ben Elliston <bje@au.ibm.com>
924 * gdbinit.in: Set a breakpoint on internal_error.
926 2004-07-21 Richard Henderson <rth@redhat.com>
928 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
929 to create a new basic block.
931 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
934 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
935 return type on function definitions. Move other warnings for
936 qualified return type to -Wreturn-type. Do not condition any such
937 warnings on -pedantic. Update comments.
938 (start_function): Only copy function type from previous prototype
939 declaration if return types are compatible.
940 * c-typeck.c (function_types_compatible_p): Don't condition
941 warning for incompatibility of volatile qualifiers on the return
942 type on -pedantic. Update comment.
943 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
945 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
947 * c-typeck.c (set_init_index): Require designator to be of integer
950 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
953 * c-parse.in (init): Change to exprtype.
954 (primary): Set original_code for STRING to STRING_CST.
955 Call maybe_warn_string_init for compound literals.
956 (initdcl, notype_initdcl): Call maybe_warn_string_init.
958 * c-tree.h (maybe_warn_string_init): New.
959 (pop_init_level, process_init_element): Use struct c_expr.
960 (struct c_expr): Update comment.
961 * c-typeck.c (maybe_warn_string_init): New function.
962 (digest_init): Call it. Additional parameter strict_string. All
964 (output_init_element): Likewise.
965 (struct constructor_stack): Use struct c_expr for
967 (really_start_incremental_init, push_init_level): Update.
968 (pop_init_level): Update. Return struct c_expr.
969 (process_init_level): Update. Take struct c_expr argument.
971 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
973 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
976 2004-07-21 Eric Christopher <echristo@redhat.com>
978 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
980 * c-decl.c (pop_scope): Ditto.
981 * calls.c (expand_call): Remove call to current_nesting_level,
982 update comment accordingly. Remove calls to expand_start_target_temps
983 and expand_end_target_temps.
984 * cfgexpand.c (construct_init_block): Remove call to
985 expand_start_bindings_and_block.
986 (construct_exit_block): Remove call to expand_end_bindings.
987 * expr.c (safe_from_p): Remove BIND_EXPR handling.
988 (expand_expr_real_1): Ditto. Fix formatting.
989 (expand_vars): Delete.
990 * stmt.c (POPSTACK): Remove block_stack.
991 (stmt_status): Remove x_block_stack.
992 (block_stack): Delete.
993 (expand_start_bindings_and_block): Ditto.
994 (expand_start_target_temps): Ditto.
995 (expand_end_target_temps): Ditto.
996 (current_nesting_level): Ditto.
997 (warn_about_unused_variables): Ditto.
998 (expand_end_bindings): Ditto.
999 * tree.h: Remove declarations for above.
1001 2004-07-21 Steven Bosscher <stevenb@suse.de>
1003 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1004 * rtl.c (note_insn_name): Likewise.
1005 * print-rtl.c (print_rtx): Don't print it.
1006 * cfgrtl.h (can_delete_note_p): Don't handle it.
1007 (rtl_delete_block): Likewise.
1008 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1009 (rest_of_compilation): Don't call it.
1010 * predict.c (process_note_predictions, process_note_prediction,
1011 note_prediction_to_br_prob): Remove.
1012 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1013 * stmt.c (return_prediction): Remove.
1014 (expand_value_return): Don't call it. Don't add prediction
1015 notes for return statements.
1017 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1019 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1022 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1024 * c-common.c (vector_types_convertible_p): Use vector types'
1025 TYPE_SIZE and TREE_TYPE instead of their mode.
1026 * convert.c (convert_to_integer): Likewise.
1027 (convert_to_vector): Likewise.
1028 * fold-const.c (fold_convert): Likewise.
1029 * varasm.c (output_constant): Likewise.
1030 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1031 Allow a VECTOR_TYPE initializer to be made of several vectors.
1032 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1033 of cleared and need_to_clear, and use fold_convert.
1034 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1037 2004-07-20 Richard Henderson <rth@redhat.com>
1039 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1040 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1042 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1044 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1045 enormous cost if not TARGET_HARD_MUL.
1047 2004-07-20 Andrew Pinski <apinski@apple.com>
1050 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1053 2004-07-21 Paul brook <paul@codesourcery.com>
1055 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1057 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1059 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1060 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1061 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1063 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1065 * rtl.h (plus_constant): Delete.
1066 (plus_constant_wide): Rename to plus_constant.
1067 (plus_constant_for_output_wide): Delete vestigial prototype.
1068 (GEN_INT): Remove unnecessary cast.
1069 * tree.h (build_int_2, size_int_type): Delete.
1070 (build_int_2_wide): Rename to build_int_2.
1071 (size_int_wide): Rename to size_int_kind.
1072 (size_int_type_wide): Rename to size_int_type.
1073 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1074 Remove unnecessary cast.
1075 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1076 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1077 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1078 (size_int_type_wide): Rename size_int_type.
1079 (int_const_binop): Use size_int_type.
1080 * c-lex.c (interpret_integer): Use build_int_2.
1081 * final.c (split_double): Remove unnecessary casts.
1082 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1084 2004-07-20 Richard Henderson <rth@redhat.com>
1086 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1087 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1088 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1089 (is_gimple_tmp_reg): New.
1090 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1092 2004-07-20 Richard Henderson <rth@redhat.com>
1094 * tree-pretty-print.c (dump_generic_node): Dump
1095 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1097 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1099 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1100 (mudflap_init): Set it.
1101 (mudflap_register_call): Remove __mf_init call.
1102 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1103 to pass "-ignore-reads" option to libmudflap if needed.
1105 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1108 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1109 (MAKE_DECL_ONE_ONLY): Undefine.
1110 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1111 readonly_data, one_only_data_section, forget_section): New prototypes.
1112 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1114 (pa_select_section): Add one-only (COMDAT) support.
1115 * pa.h (struct machine_function): Define.
1116 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1117 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1118 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1119 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1120 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1121 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1122 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1123 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1124 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1125 for EXTRA_SECTION_FUNCTIONS.
1126 * doc/install.texi: Update binutils requirements.
1128 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1130 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1131 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1132 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1134 (struct VEC): Use unsigned for num and alloc.
1135 * vec.c (struct vec_prefix): Likewise.
1136 (vec_o_reserve): Adjust.
1138 * dbxout.c (dbxout_type): Fix printf format.
1140 * tree.h (binfo_member): Remove.
1141 * tree.c (binfo_member): Remove.
1143 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1145 * tree.h: Include vec.h
1146 (DEF_VEC_P(tree)): New type.
1147 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1148 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1149 (BINFO_LANG_SLOT): Remove.
1150 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1151 (struct tree_binfo): Turn base_binfos into a trailing
1152 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1153 (binfo_lang_slots): Remove.
1154 * tree.c (binfo_lang_slots): Remove.
1155 (make_tree_binfo_stat): Take a base binfo count, not a
1156 lang slot count. Adjust.
1157 * Makefile.in (TREE_H): Add vec.h
1158 * alias.c (record_component_aliases): Adjust BINFO access.
1159 * dbxout.c (dbxout_type): Likewise.
1160 * dwarf2out.c (gen_member_die): Likewise.
1161 * sdbout.c (sdbout_one_type): Likewise.
1162 * tree-dump.c (deque_and_dump): Likewise.
1163 * config/i386/i386.c (classify_argument,
1164 contains_128bit_aligned_vector_p): Likewise.
1165 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1166 * doc/c-tree.texi (Classes): Update BINFO documentation.
1168 2004-07-20 Steven Bosscher <stevenb@suse.de>
1170 * c-common.h (check_case_value): Remove prototype.
1171 (c_add_case_label): Adjust prototype.
1172 * c-common.c (check_case_value): Make static.
1173 (check_case_bounds): New function.
1174 (c_add_case_label): Use it. Take new argument orig_type.
1175 * c-typeck.c (struct c_switch): New orig_type field.
1176 (c_start_case): Set it.
1177 (do_case): Pass it to c_add_case_label.
1178 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1179 cases from here. Add the labels in reverse order.
1180 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1181 (add_case_node): Return nothing, don't check for duplicate cases.
1182 Insert new case nodes in a list, not in an AVL tree.
1183 (expand_end_case_type): Don't turn a case tree into a case list.
1184 (case_tree2list): Remove.
1185 * tree.h (add_case_node): Adjust prototype.
1187 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1189 * genattr.c (struct range, struct function_unit,
1190 write_units, extend_range, init_range): Remove them.
1191 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1192 Output "#define INSN_SCHEDULING" here.
1193 * genattrtab.c (struct range, struct function_unit_op,
1194 struct function_unit, struct dimension, enum operator,
1195 operate_exp, expand_units, simplify_knowing,
1196 encode_units_mask, simplify_by_exploding,
1197 find_and_mark_used_attributes, unmark_used_attributes,
1198 add_values_to_cover, increment_current_value,
1199 test_for_current_value, simplify_with_current_value,
1200 simplify_with_current_value_aux, gen_unit,
1201 write_unit_name, write_function_unit_info,
1202 write_complex_function, write_toplevel_expr,
1203 find_single_value, extend_range): Remove.
1204 (write_attr_get): Do not handle common_av->value
1206 (struct attr_desc): Remove func_units_p and blockage_p.
1207 (write_attr_valueq): Do not handle them.
1208 (find_attr): Do not clear them.
1209 (make_internal_attr): Do not initialize them.
1210 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1211 * sched-vis.c (init_target_units, insn_print_units,
1212 init_block_visualization, print_block_visualization,
1213 visualize_scheduled_insns, visualize_no_unit,
1214 visualize_stall_cycles, visualize_alloc,
1215 visualize_free, target_units, get_visual_tbl_length,
1216 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1217 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1218 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1219 * haifa-sched.c (blockage_range, clear_units,
1220 schedule_unit, actual_hazard, potential_hazard,
1221 insn_unit, unit_last_insn, unit_tick,
1222 actual_hazard_this_instance, potential_hazard,
1223 schedule_unit, max_insn_queue_index_value): Remove.
1224 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1225 max_insn_queue_index.
1226 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1227 * doc/md.texi (Processor pipeline description): Remove
1228 references to old pipeline descriptions.
1229 (Automaton pipeline description): Merge with the above.
1230 (Old pipeline description, Comparison of the two descriptions):
1233 * bt-load.c (migrate_btr_def): Remove references to
1234 use_pipeline_interface.
1235 * haifa-sched.c (insn_cost, schedule_insn,
1236 schedule_block, advance_one_cycle, sched_init,
1237 queue_to_ready, sched_finish): Likewise.
1238 * modulo-sched.c (sms_schedule, advance_one_cycle,
1239 ps_has_conflicts): Likewise.
1240 * sched-rgn.c (init_ready): Likewise.
1241 (debug_dependencies): Likewise, and remove an "if (1)".
1242 * target.h (use_dfa_pipeline_interface): Remove.
1243 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1244 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1245 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1246 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1247 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1248 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1249 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1250 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1251 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1252 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1253 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1254 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1255 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1256 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1257 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1258 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1259 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1260 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1261 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1263 2004-07-19 Roger Sayle <roger@eyesopen.com>
1265 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1267 2004-07-19 Jeff Law <law@redhat.com>
1269 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1270 (get_eq_expr_value): Use it. Simplify slightly.
1272 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1274 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1275 (umulsidi3_32bit_r4000): Likewise.
1277 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1279 * vec.h: Propagate location information properly.
1280 (VEC_T_iterate): Add result pointer parameter.
1282 (VEC_T_reserve): Use it.
1284 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1286 * Makefile.in (c-format.o): Depend on c-format.h.
1287 * c-format.h: New file.
1288 (struct format_char_info): Add CHAIN member.
1289 * c-format.c: Move some types and constants to c-format.h.
1290 (format_type_error): Set to -1.
1291 (struct function_format_info): Use an int for format_type.
1292 (decode_format_type): Return an int. Return format_type_error
1294 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1295 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1296 (scan_char_table, time_char_table, monetary_char_table): Initialize
1298 (n_format_types): New variable.
1299 (check_format_info_main): Handle CHAIN in format_char_info.
1300 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1301 TARGET_N_FORMAT_TYPES.
1302 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1303 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1304 * config/sol2-c.c: New file.
1305 * config/t-sol2: New file.
1306 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1307 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1308 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1310 * doc/extend.texi (Target Format Checks): New section.
1311 (Function Attributes): Mention it.
1312 * doc/invoke.texi: Mention target format checks.
1313 * doc/sourcebuild.texi: Mention target format checks.
1314 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1315 TARGET_FORMAT_TYPES.
1317 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1319 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1321 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1323 (load_multiple_operation, store_multiple_operation): Removed
1324 pointless sanity check.
1325 (s390_decompose_address): Added check for return_address_pointer_rtx.
1326 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1327 (s390_return_address_offset): New function.
1328 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1329 (FRAME_REGNO_P): Added check for register 35.
1330 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1331 REG_ALLOC_ORDER): Appended entry for register 35.
1332 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1333 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1334 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1335 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1336 is eliminable using stack pointer or hard frame pointer.
1337 (REGISTER_NAMES): Added name for register 35.
1338 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1339 pointless sanity check.
1341 2004-07-19 Roger Sayle <roger@eyesopen.com>
1343 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1344 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1345 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1346 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1347 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1348 (fold_relational_const): Tidy up handling of floating point
1349 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1350 transformation; fold_relational_const assumes constant operands.
1352 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1354 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1357 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1359 * c-tree.h (struct c_expr): Define.
1360 (C_SET_EXP_ORIGINAL_CODE): Remove.
1361 (parser_build_binary_op, build_compound_expr): Update prototypes.
1362 * c-parse.in (%union): Add exprtype.
1363 (FUNC_NAME): Mark as ttype.
1364 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1366 (expr): Update. Define directly in terms of expr_no_commas
1367 instead of using nonnull_exprlist.
1368 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1369 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1370 initval, designator, component_declarator,
1371 component_notype_declarator, enumerator, array_declarator,
1372 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1373 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1374 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1376 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1377 * c-common.c (c_common_truthvalue_conversion): Don't check
1378 C_EXP_ORIGINAL_CODE.
1379 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1380 Don't use C_EXP_ORIGINAL_CODE.
1381 (default_conversion, default_function_array_conversion): Don't use
1382 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1383 (internal_build_compound_expr): Merge into build_compound_expr.
1384 (build_compound_expr): Take two operands instead of a TREE_LIST.
1385 * objc/objc-act.c (get_super_receiver): Update calls to
1386 build_compound_expr.
1388 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1390 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1391 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1393 * config/sh/sh.md: Extract pipeline descriptions
1394 into separate files.
1395 * config/sh/sh1.md: New file, extracted from sh.md.
1396 * config/sh/sh4.md: New file, extracted from sh.md.
1397 * config/sh/shmedia.md: New file, extracted from sh.md
1398 and rewritten using new-style pipeline description.
1400 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1402 * config/pa/pa.md: Delete the two remaining define_peephole
1405 2004-07-18 Steven Bosscher <stevenb@suse.de>
1406 Joseph S. Myers <jsm@polyomino.org.uk>
1408 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1409 TREE_NO_WARNING is set.
1411 2004-07-18 Roger Sayle <roger@eyesopen.com>
1413 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1414 simplify_builtin_strncmp): Delete.
1415 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1416 Change argument to accept an arglist instead of an "exp". Assume
1417 that the return type is always integer_type_node. Copy missing
1418 transformations from their now obsolete simplify_builtin_*
1420 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1421 fold_builtin_strcmp and fold_builtin_strncmp.
1422 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1423 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1424 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1426 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1428 * Makefile.in (tree-alias-common.o): Update dependencies.
1430 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1432 * cfgloop.c (flow_loop_nested_p): Fix comment.
1434 2004-07-17 Jason Merrill <jason@redhat.com>
1437 * stor-layout.c (relayout_decl): New fn.
1438 * tree.h: Declare it.
1439 (DECL_BY_REFERENCE): New macro.
1441 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1443 * libgcc2.c (__enable_execute_stack): New symbol.
1444 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1445 and declare __enable_execute_stack.
1446 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1447 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1448 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1449 ENABLE_EXECUTE_STACK.
1450 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1451 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1452 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1453 ENABLE_EXECUTE_STACK.
1454 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1455 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1456 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1457 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1458 ENABLE_EXECUTE_STACK.
1459 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1460 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1461 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1462 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1463 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1464 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1465 (sparc64_initialize_trampoline): Likewise.
1466 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1468 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1470 * langhooks.h (builtin_function): New langhook.
1471 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1472 (LANG_HOOKS_INITIALIZER): Update.
1473 * tree.h (builtin_function): Remove.
1474 * doc/tm.texi: Update.
1475 * c-tree.h (builtin_function): Declare.
1476 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1477 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1478 config/ia64/ia64.c, config/iq2000/iq2000.c,
1479 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1480 config/stormy16/stormy16.c: All callers of builtin_function
1483 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1486 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1487 Remove white space after the backslash.
1489 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1491 PR rtl-optimization/16294
1492 * resource.c (return_insn_p): New predicate.
1493 (mark_target_live_regs): Use it. Special-case return insns.
1494 (init_resource_info): Use it. Don't scan the epilogue past
1497 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1499 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1500 destroy dominance information.
1501 * passes.c (rest_of_handle_loop2): Free dominance information.
1502 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1504 (thread_jumps): Update dominance information and remove unreachable
1506 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1507 information and remove the unreachable block.
1509 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1511 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1513 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1515 * doc/sourcebuild.texi: Remove libf2c entry.
1517 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1519 * config/i386/i386.md (movv16qi_internal): Fix typo.
1521 2004-07-17 Steven Bosscher <stevenb@suse.de>
1523 * final.c (final_scan_insn): Fix broken commit from previous
1526 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1528 * c-typeck.c (parser_build_binary_op): Condition warnings for
1529 X<=Y<=Z on -Wparentheses instead of -Wextra.
1530 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1531 supported for C only.
1533 2004-07-17 Steven Bosscher <stevenb@suse.de>
1535 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1536 notes to avoid unreachable code warnings.
1537 * toplev.c (backend_init): Don't emit line notes for
1538 unreachable code warnings.
1540 * combine.c (distribute_notes): Don't distribute a
1541 REG_VTABLE_REF note.
1542 * final.c (final_scan_insn): Don't handle it.
1543 * rtl.c (reg_note_name): Remove it.
1544 * rtl.h (enum reg_node): Dito.
1546 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1548 * rtl.h (force_line_numbers, restore_line_number_status):
1551 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1552 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1553 (using_eh_for_cleanups): Also moved here.
1555 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1556 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1557 to expand_start_case and add_case_node.
1558 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1559 last_unconditional_cleanup, nominal_type, printname, and
1561 (struct fixup_goto): Remove.
1562 (struct stmt_status): Remove x_goto_fixup_chain field.
1563 (goto_fixup_chain): Remove.
1564 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1565 pushcase, pushcase_range): Remove.
1566 (expand_start_bindings_and_block): Don't set unused fields in
1568 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1569 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1570 instead of emit_jump_if_reachable.
1571 (emit_case_nodes): Likewise.
1572 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1574 (update_eh_label): Work around left-over exception handing regions.
1575 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1576 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1577 (pass_cleanup_cfg_post_optimizing): New pass.
1578 (init_tree_optimization_passes): Run the new pass after all
1580 * tree.h (pushcase, pushcase_range): Remove prototypes.
1581 (expand_start_case, add_case_node): Update prototypes.
1583 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1585 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1587 2004-07-16 Richard Henderson <rth@redhat.com>
1589 * builtins.c (std_expand_builtin_va_arg): Remove.
1590 (expand_builtin_va_arg): Remove.
1591 * expr.h: Don't declare them.
1592 * gimplify.c (mark_decls_volatile_r): Remove.
1593 (copy_if_shared_r): Don't call it.
1594 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
1595 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
1596 * gimple-low.c (lower_stmt): Likewise.
1597 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
1598 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
1599 * tree-ssa-operands.c (get_expr_operands): Likewise.
1600 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
1601 EXPAND_BUILTIN_VA_ARG.
1602 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
1603 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
1604 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
1605 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1607 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1609 * tree-ssa-pre.c (insert_aux): Break out if we hit
1612 2004-07-16 Richard Henderson <rth@redhat.com>
1614 * basic-block.h (remove_fake_exit_edges): Declare.
1615 * cfganal.c (remove_fake_predecessors): Rename from
1616 remove_fake_successors; iterate over predecessors.
1617 (remove_fake_exit_edges): New.
1618 * cfgcleanup.c (try_optimize_cfg): Use it.
1619 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
1620 * predict.c (estimate_probability): Likewise.
1621 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
1622 * tree-cfg.c (make_edges): Likewise.
1623 * tree-ssa-pre.c (fini_pre): Likewise.
1624 * profile.c (instrument_edges): Don't remove_fake_edges.
1625 (branch_prob): Do it earlier here.
1627 2004-07-16 Richard Henderson <rth@redhat.com>
1629 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
1630 switchification wrt CONSTRUCTOR. Document the reason.
1632 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
1634 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
1635 that prevented descriptive __mf_check source location strings.
1637 2004-07-16 Richard Henderson <rth@redhat.com>
1639 * tree-def (WITH_SIZE_EXPR): New.
1640 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
1641 * expr.c (expand_expr_real_1): Likewise.
1642 * gimplify.c (maybe_with_size_expr): New.
1643 (gimplify_arg, gimplify_modify_expr): Use it.
1644 (gimplify_modify_expr_to_memcpy): Take size parameter.
1645 (gimplify_modify_expr_to_memset): Likewise.
1646 (gimplify_expr): Handle WITH_SIZE_EXPR.
1647 * tree-alias-common.c (find_func_aliases): Likewise.
1648 * tree-eh.c (tree_could_trap_p): Likewise.
1649 (tree_could_throw_p): Likewise.
1650 * tree-gimple.c (is_gimple_lvalue): Likewise.
1651 (get_call_expr_in): Likewise.
1652 * tree-inline.c (estimate_num_insns_1): Likewise.
1653 (expand_calls_inline): Likewise.
1654 * tree-nested.c (convert_call_expr): Likewise.
1655 * tree-pretty-print.c (dump_generic_node): Likewise.
1656 * tree-sra.c (sra_walk_expr): Likewise.
1657 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1658 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1659 * tree-ssa-operands.c (get_expr_operands): Likewise.
1660 * tree-tailcall.c (find_tail_calls): Likewise.
1662 * calls.c (expand_call): Reset old_stack_allocated after
1663 calling emit_stack_restore.
1665 2004-07-16 Richard Henderson <rth@redhat.com>
1667 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1668 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1669 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1670 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1671 copy_res_decl_for_inlining.
1673 * tree-inline.c (declare_return_variable): New modify_dest argument.
1674 Use it as the return value, when possible or manditory. Handle
1675 TREE_ADDRESSABLE types.
1676 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
1677 replacement of CALL_EXPR.
1679 2004-07-16 Richard Henderson <rth@redhat.com>
1681 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1682 * gimple-low.c (expand_var_p): Don't check it.
1683 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1684 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1685 * tree-ssa-operands.c (add_stmt_operand): Likewise.
1686 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1687 (find_referenced_vars): Don't call them.
1688 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1690 2004-07-16 Richard Henderson <rth@redhat.com>
1692 * function.c (pass_by_reference): True for all variable sized types.
1694 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
1696 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1697 * tree-pretty-print.c: Include tree-chrec.h.
1698 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1699 and POLYNOMIAL_CHREC nodes.
1701 2004-07-16 Steve Ellcey <sje@cup.hp.com>
1703 * builtins.c (expand_builtin_stpcpy): Do not create temporary
1706 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1708 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1710 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
1712 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1714 * config/s390/s390.c: Likewise.
1715 * config/s390/s390.h: Likewise.
1717 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1719 * config/mips/mips.md (addsi3, adddi3): Remove special handling
1720 of $sp adds. Remove REGNO checks from mips16 patterns.
1722 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1724 * config/mips/mips.md: Delete outdated comment.
1726 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1728 * config/mips/mips.c (get_float_compare_codes): Delete.
1729 (mips_emit_compare): New function, mostly extracted from
1730 get_float_compare_codes and gen_conditional_branch.
1731 (gen_conditional_branch, gen_conditional_move): Use it.
1733 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1735 * genautomata.c (add_vect): Speedup by using integers as
1736 bit-vectors for walking through the comb_vect and finding
1739 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1741 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1742 operand is an uns_arith_operand; use subtraction otherwise.
1743 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1744 not just arith_operands.
1746 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1748 * config/mips/mips-protos.h (gen_int_relational): Delete.
1749 (mips_emit_scc): Declare.
1750 * config/mips/mips.c (internal_test): Delete.
1751 (sle_operand, sleu_operand): New functions.
1752 (map_test_to_internal_test, gen_int_relational): Delete.
1753 (mips_emit_binary, mips_relational_operand_ok_p)
1754 (mips_emit_int_relational, mips_zero_if_equal)
1755 (mips_emit_scc): New functions.
1756 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1757 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1759 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1760 (sltu, sleu): Use mips_emit_scc.
1761 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1762 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1763 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1765 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1767 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1769 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1771 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1772 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1773 (*sgt_[sd]i): ...and sgt_[sd]i.
1774 (*slt_[sd]i): ...and slt_[sd]i.
1775 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1776 (*sltu_[sd]i): ...and sltu_[sd]i.
1777 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1778 Name previously unnamed mips16 patterns. Formatting fixes.
1780 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1782 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1783 (branch_type): Delete.
1784 (gen_conditional_branch, gen_conditional_move)
1785 (mips_gen_conditional_trap): Update after name change. Get the
1786 comparison mode from cmp_operands[0].
1787 * config/mips/mips.h (cmp_type, branch_type): Delete.
1788 (cmp_operands): Renamed from branch_cmp.
1789 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1790 name change. Don't set branch_type.
1791 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1792 mode class of cmp_operands[0] rather than branch_type. Update after
1795 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1797 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1798 of 0...255 to 0 when inside a SET.
1800 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1802 * config/mips/mips.md: Remove mips16 define_peepholes.
1804 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1806 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1807 (fini_pre): Remove fake edges.
1809 2004-07-15 Richard Henderson <rth@redhat.com>
1811 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1812 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1814 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1816 * vec.h (VEC_address): New function.
1818 2004-07-14 Jason Merrill <jason@redhat.com>
1821 * gimplify.c (gimplify_arg): New fn, split out from...
1822 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
1824 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1826 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
1827 generate code which is generated by pushqi1 now
1828 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
1830 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
1832 * combine.c (simplify_set): match the mode of the constant 0 with
1833 the tested operand to match the compare behaviour and the
1834 simplify_relational_operation() expectation.
1836 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1838 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
1841 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
1843 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
1845 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
1847 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1849 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
1850 calls in mips16 code.
1852 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
1854 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
1855 the destination of the li as well as for the neg.
1857 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
1860 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
1861 * cgraph.h: Update declaration.
1862 * c-decl.c (build_cdtor): Update call with default priority.
1863 * coverage.c (create_coverage): Ditto.
1864 * tree-mudflap.c (mf_init_fndecl): New tree.
1865 (mudflap_init): Set it.
1866 (mudflap_register_call): Arrange to call __mf_init before the first
1868 (mudflap_finish_file): Mark the mudflap static initializer as extra
1869 high priority, to beat all C++ static constructors.
1871 2004-07-15 Jeff Law <law@redhat.com>
1873 * loop.c (check_insn_for_givs): Restore check for code labels that was
1874 accidentally deleted by a recent checkin.
1876 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1878 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
1879 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
1881 2004-07-14 Richard Henderson <rth@redhat.com>
1883 * print-tree.c (print_node): Fix casts last change.
1885 2004-07-15 Paul Brook <paul@codesourcery.com>
1887 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
1888 to TARGET_UNWIND_INFO.
1889 * except.c (output_function_exception_table): Ditto.
1891 * opts.c (decode_options): Ditto.
1892 * passes.c (rest_of_handle_final): Ditto.
1893 * final.c (final_start_function): Ditto.
1894 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
1896 * targhooks.h (default_unwind_emit): Declare.
1897 * targhooks.c (default_unwind_emit): New function.
1898 * target-def.h: Define and use TARGET_UNWIND_EMIT.
1899 * target.h (struct gcc_target): Add unwind_emit.
1900 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
1901 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
1902 Remove IA64_UNWIND_EMIT.
1903 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
1905 2004-07-14 Richard Henderson <rth@redhat.com>
1907 * print-tree.c (print_node): Handle SSA_NAME.
1909 2004-07-14 James E Wilson <wilson@specifixinc.com>
1912 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1913 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1915 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1917 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1918 Use alias set 0 for memory, do proper mode calculations and adjust
1919 address for memories.
1921 2004-07-14 Per Bothner <per@bothner.com>
1923 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1924 structure with extra column field.
1925 * tree.c (expand_location): Also fill in column field.
1926 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1927 gets confused by the two conditionally-compiled definitions.
1929 2004-07-14 Eric Christopher <echristo@redhat.com>
1931 * calls.c (expand_call): Fix typo in comment.
1933 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1935 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1936 comparision of TFmode.
1938 2004-07-14 Richard Henderson <rth@redhat.com>
1940 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1941 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1942 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1943 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1944 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1945 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1946 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1947 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1948 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1950 2004-07-14 Mike Stump <mrs@apple.com>
1952 * config/darwin.h (WINT_TYPE): Define to be int to match
1953 system header files.
1955 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1957 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1958 that must be passed in the stack.
1959 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1960 arguments if the size is not a constant.
1962 2004-07-14 Per Bothner <per@bothner.com>
1964 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1965 instead of EXPR_LOCUS in a boolean context, which is always true
1966 if --enable-mapped-location.
1967 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1969 2004-07-14 Richard Henderson <rth@redhat.com>
1971 * dominance.c (struct dom_info): Add fake_exit_edge.
1972 (init_dom_info): Allocate it.
1973 (free_dom_info): Free it.
1974 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1976 (calc_idoms): Honor fake_exit_edge.
1978 2004-07-13 Jason Merrill <jason@redhat.com>
1980 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1981 (rhs_test_for): New fn.
1982 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1983 * tree-gimple.h: Declare them.
1984 * gimplify.c (gimplify_modify_expr): Use the new fns.
1986 2004-07-14 Richard Henderson <rth@redhat.com>
1988 * config/arm/arm-protos.h (arm_va_arg): Remove.
1989 * config/arm/arm.c (arm_va_arg): Remove.
1990 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1991 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1993 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1995 * pa.c (fix_range): New function to mark a range(s) of registers as
1997 (override_options): Call fix_range if the -mfixed-range option string
1999 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2000 * doc/invoke.texi (-mfixed-range): Document new option.
2002 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2004 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2006 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2008 2004-07-14 Roger Sayle <roger@eyesopen.com>
2010 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2011 by a positive power of two, split out from expand_divmod. Provide
2012 an alternate implementation when shifts are expensive. Lower the
2013 threshold for using a branchless implementation to BRANCH_COST >= 2.
2014 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2016 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2018 * tree-dfa.c (make_rename_temp): *Really* work just
2019 like create_tmp_var if called while outside SSA form.
2021 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2023 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2024 for division by zero.
2025 ("umodsi3"): Likewise.
2027 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2029 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2030 force loads of negative constants to be split.
2031 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2032 Generalize SImode li/neg splitter to cope with other modes.
2034 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2036 * expmed.c: Remove more references to QUEUED in the comments.
2039 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2042 2004-07-13 Richard Henderson <rth@redhat.com>
2043 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2046 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2048 * tree-dfa.c (make_rename_temp): Work just like
2049 create_tmp_var if called while outside SSA form.
2051 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2053 * expr.c (enqueue_insn, finish_expr_for_function,
2054 protect_from_queue, queued_subexp_p, mark_queue,
2055 emit_insns_enqueued_after_mark, emit_queue,
2056 expand_increment): Remove.
2057 (store_constructor): Expand increment as an assignment.
2058 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2059 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2060 case POSTDECREMENT_EXPR>): Abort.
2061 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2062 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2063 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2064 * function.h (pending_chain, x_pending_chain): Remove.
2065 * rtl.def (QUEUED): Remove.
2067 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2068 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2069 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2070 encode_units_mask): Likewise.
2071 * local-alloc.c (equiv_init_varies_p): Likewise.
2072 * rtl.c (copy_rtx): Likewise.
2073 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2074 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2075 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2077 * builtins.c (expand_builtin, expand_builtin_apply,
2078 expand_builtin_mathfn, expand_builtin_mathfn_2,
2079 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2080 Remove calls to emit_queue and protect_from_queue.
2081 * calls.c (expand_call, precompute_arguments,
2082 precompute_register_parameters, rtx_for_function_call,
2083 store_one_arg): Likewise.
2084 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2085 * explow.c (memory_address): Likewise.
2086 * expmed.c (clear_by_pieces_1, clear_storage,
2087 clear_storage_via_libcall, emit_group_load,
2088 emit_group_store, emit_store_flag,
2089 expand_expr_real_1, store_by_pieces,
2090 store_constructor, store_expr, try_casesi,
2091 try_tablejump): Likewise.
2092 * function.c (expand_pending_sizes): Likewise.
2093 * optabs.c (emit_cmp_and_jump_insns,
2094 emit_conditional_add, emit_conditional_move,
2095 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2096 * stmt.c (emit_case_bit_tests,
2097 expand_asm_expr, expand_computed_goto,
2098 expand_decl_init, expand_end_case_type,
2099 expand_end_stmt_expr, expand_expr_stmt_value,
2100 expand_return, expand_start_case,
2101 optimize_tail_recursion): Likewise.
2102 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2103 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2105 2004-07-14 Ben Elliston <bje@au.ibm.com>
2107 * vec.h: Comment fix.
2109 2004-07-13 Richard Henderson <rth@redhat.com>
2111 * target.h (struct gcc_target): Add calls.pass_by_reference.
2112 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2113 * function.c (pass_by_reference): Use the hook.
2114 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2115 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2116 (hook_pass_by_reference_must_pass_in_stack): New.
2117 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2118 (alpha_pass_by_reference): New.
2119 (TARGET_PASS_BY_REFERENCE): New.
2120 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2121 * config/arc/arc.c (arc_pass_by_reference): New.
2122 (TARGET_PASS_BY_REFERENCE): New.
2123 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2124 (FUNCTION_ARG_CALLEE_COPIES): True.
2125 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2126 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2127 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2128 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2129 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2130 * config/cris/cris.c (cris_pass_by_reference): New.
2131 (TARGET_PASS_BY_REFERENCE): New.
2132 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2133 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2134 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2135 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2136 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2137 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2138 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2139 (frv_function_arg_pass_by_reference): Remove.
2140 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2141 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2142 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2143 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2144 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2145 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2146 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2147 (ia64_pass_by_reference): Rename from
2148 ia64_function_arg_pass_by_reference.
2149 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2150 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2151 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2152 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2153 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2154 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2155 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2156 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2157 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2158 (m32r_pass_by_reference): Adjust prototype. Make static.
2159 Handle mode sizes correctly.
2160 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2161 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2162 (m68hc11_function_arg_pass_by_reference): Remove.
2163 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2164 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2165 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2166 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2167 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2168 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2169 (mips_va_arg): Use pass_by_reference.
2170 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2171 Handle mode sizes correctly.
2172 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2173 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2174 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2175 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2176 (mmix_pass_by_reference): Rename from
2177 mmix_function_arg_pass_by_reference.
2178 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2179 (FUNCTION_ARG_CALLEE_COPIES): True.
2180 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2181 (mn10300_pass_by_reference): New.
2182 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2183 (FUNCTION_ARG_CALLEE_COPIES): True.
2184 * config/pa/pa.c (pa_pass_by_reference): New.
2185 (TARGET_PASS_BY_REFERENCE): New.
2186 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2187 (FUNCTION_ARG_CALLEE_COPIES): True.
2188 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2189 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2190 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2191 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2192 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2193 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2194 (s390_pass_by_reference): Rename from
2195 s390_function_arg_pass_by_reference.
2196 (s390_function_arg_advance): Don't query pass-by-ref.
2197 (s390_function_arg): Likewise.
2198 (s390_gimplify_va_arg): Use pass_by_reference.
2199 (s390_call_saved_register_used): Likewise.
2200 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2201 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2202 (shcompact_byref, sh_pass_by_reference): New.
2203 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2204 (SHCOMPACT_BYREF): Remove.
2205 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2206 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2207 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2208 (sparc_gimplify_va_arg): Use pass_by_reference.
2209 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2210 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2211 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2212 (v850_pass_by_reference): New.
2213 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2214 (FUNCTION_ARG_CALLEE_COPIES): True.
2215 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2216 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2218 2004-07-14 Richard Henderson <rth@redhat.com>
2219 Richard Sandiford <rsandifo@redhat.com>
2221 * config/mips/mips-protos.h (mips_va_arg): Delete.
2222 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2223 * config/mips/mips.c: Include tree-gimple.h.
2224 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2225 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2226 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2227 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2229 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2231 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2232 arguments for COND_EXPR in big-endian adjustment code.
2234 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2236 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2237 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2238 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2239 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2241 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2243 PR tree-optimization/16443
2244 * tree-ssa-alias.c: Add more description for
2245 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2246 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2247 clobbering of call-clobbered and addressable variables. If
2248 there are any before aliases have been computed, add them.
2250 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2252 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2255 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2257 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2258 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2261 2004-07-13 Per Bothner <per@bothner.com>
2263 * collect2.c (main): Handle --no-demangle and --demangle flags.
2265 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2267 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2268 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2269 (tree-data-ref.o): New rule.
2270 * lambda.h: New file.
2271 * tree-data-ref.c: New file.
2272 * tree-data-ref.h: New file.
2273 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2274 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2276 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2279 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2280 * config/sparc/sparc.c (output_ubranch): New function.
2281 * config/sparc/sparc.md (jump pattern): Use it.
2283 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2286 * config/sparc/sparc.c (output_cbranch): Properly guard
2287 the code handling far branches with TARGET_V9.
2288 * config/sparc/sparc.md (length attribute): Document the
2289 side-effect of having a length greater or equal to 3.
2291 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2292 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2295 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2296 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2298 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2299 Martin Sebor <sebor@roguewave.com>
2302 * doc/invoke.texi (SPARC options): Document -threads
2303 and -pthreads on Solaris.
2305 2004-07-13 Richard Henderson <rth@redhat.com>
2307 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2309 (ind_gimplify_va_arg_expr): Remove.
2310 * tree.h (ind_gimplify_va_arg_expr): Remove.
2311 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2312 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2315 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2316 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2317 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2318 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2319 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2321 2004-07-13 Richard Henderson <rth@redhat.com>
2323 * function.c (pass_by_reference): New.
2324 (assign_parm_find_data_types): Use it.
2325 * calls.c (initialize_argument_information): Likewise.
2326 (emit_library_call_value_1): Likewise.
2327 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2328 * function.h (pass_by_reference): Declare.
2330 2004-07-13 Richard Henderson <rth@redhat.com>
2332 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2333 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2334 * expr.h (MUST_PASS_IN_STACK): Remove.
2335 * system.h (MUST_PASS_IN_STACK): Poison.
2336 * tree.h (must_pass_in_stack_var_size): Declare.
2337 (must_pass_in_stack_var_size_or_pad): Declare.
2338 * calls.c (must_pass_in_stack_var_size): New.
2339 (must_pass_in_stack_var_size_or_pad): Rename from
2340 default_must_pass_in_stack.
2341 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2342 (TARGET_MUST_PASS_IN_STACK): New.
2343 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2344 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2345 (TARGET_MUST_PASS_IN_STACK): New.
2346 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2347 * config/frv/frv.c (frv_must_pass_in_stack): New.
2348 (TARGET_MUST_PASS_IN_STACK): New.
2349 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2350 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2351 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2352 (ix86_must_pass_in_stack): Make static.
2353 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2354 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2355 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2356 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2357 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2358 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2359 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2360 (mcore_must_pass_on_stack): Remove.
2361 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2362 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2363 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2364 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2365 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2366 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2367 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2368 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2369 (TARGET_MUST_PASS_IN_STACK): New.
2370 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2371 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2372 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2373 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2374 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2375 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2376 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2379 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2380 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2381 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2382 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2383 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2384 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2385 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2386 config/xtensa/xtensa.c: Use target hook.
2388 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2390 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2391 * configure: Rebuilt.
2393 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2395 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2396 * config/mips/mips.h (mips_reg_names): Don't declare.
2397 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2398 (TARGET_NAME_REGS): Delete.
2399 (TARGET_SWITCHES): Remove -mrnames.
2400 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2401 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2403 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2404 (override_options): Remove handling of TARGET_NAME_REGS.
2406 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2408 * config/mips/mips.h (TARGET_*): Boolify.
2410 2004-07-12 Nick Clifton <nickc@redhat.com>
2412 * config.gcc: Add sh-*-symbianelf target.
2413 * config/sh/sh.c: Add new target macros:
2414 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2415 TARGET_CXX_IMPORT_EXPORT_CLASS.
2416 (sh_file_start): Create a definition of the .directive section.
2417 (sh_attribute): Add dllimport and dllexport attributes.
2418 * config/sh/symbian-pre.h: New file.
2419 * config/sh/symbian-post.h: New file.
2420 * config/sh/symbian.c: New file. Contains Symbian specific
2422 * config/sh/sh-protos.h: Add prototypes for new functions
2423 provided by symbian.c.
2424 * config/sh/t-symbian: New file.
2425 * doc/extend.texi: Document support for dllimport and dllexport
2426 attributes by the sh-symbianelf target.
2428 2004-07-12 James E Wilson <wilson@specifixinc.com>
2430 * Makefile.in (AR): Use @AR@ not ar.
2432 (AR_FOR_TARGET): Use $(AR) not ar for native.
2433 (NM_FOR_TARGET): Use $(NM) not nm for native.
2434 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2435 * configure: Regenerate.
2437 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2439 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2441 (ashldi3_sp64): Likewise.
2443 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2446 * pa.c (function_arg): Update comment.
2447 * pa.h (BLOCK_REG_PADDING): Define.
2449 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2451 PR tree-optimization/16461
2452 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2453 arguments of phi nodes.
2455 2004-07-12 Devang Patel <dpatel@apple.com>
2457 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2459 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2461 * function.c (expand_function_start): Ensure r_save is in Pmode.
2462 * calls.c (prepare_call_address): Ensure static_chain_value is
2464 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2465 r_save_area are in Pmode.
2466 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2467 fnaddr, and static_chain are in Pmode.
2469 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2472 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2474 2004-07-12 Richard Henderson <rth@redhat.com>
2476 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2477 next to build_builtin_va_list.
2478 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2479 * builtins.c (gimplify_va_arg_expr): Likewise.
2480 * gimplify.c (copy_if_shared_r): Likewise.
2482 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2484 * passes.c (rest_of_decl_compilation): Don't defer call of
2485 assemble_variable if its DECL_RTL is already set.
2487 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2489 * cfgloop.h (struct loop): Add nb_iterations field.
2490 (current_loops): Declare.
2491 * tree-chrec.c (chrec_not_analyzed_yet,
2492 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2493 chrec_contains_symbols_defined_in_loop): Remove the temporary
2495 * tree-flow-inline.h (loop_containing_stmt): New function.
2496 * tree-scalar-evolution.c: Add implementation.
2497 * tree-scalar-evolution.h: Add declarations.
2499 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2501 PR rtl-optimization/15921
2502 * Makefile.in (global.o): Add recog.h.
2504 * global.c (recog.h): Add the include-clause.
2505 (bb_info): New member earlyclobber.
2506 (allocate_bb_info, free_bb_info): Initialize/finish the new
2508 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2510 (check_earlyclobber, regclass_intersect,
2511 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2513 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2514 (make_accurate_live_analysis): Modify pavin.
2516 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2518 * tree-cfg.c (find_taken_edge): Statically compute the truth
2519 value of a predicate comparing an SSA_NAME to itself.
2521 2004-07-12 Roger Sayle <roger@eyesopen.com>
2523 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2524 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2525 by returning the cost of a multiplication plus an addition.
2527 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2529 PR tree-optimization/14107
2530 * gimplify.c (gimplify_return_expr): Accept a
2531 RETURN_EXPR with an error argument.
2532 * tree-optimize.c (init_tree_optimization_passes):
2533 Run pass_warn_function_return at -O0.
2535 2004-07-12 Roger Sayle <roger@eyesopen.com>
2537 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2540 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2542 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2543 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2544 * config/mips/3000.md: Add copyright notice. Remove automota and
2545 function units; use generic ones instead. Only define reservations
2546 for things that are different from generic.md. Extend each clause
2548 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2549 * config/mips/mips.md: Include them. Remove define_function_units.
2550 (alu, imuldiv): New automata and units.
2552 2004-07-12 Ben Elliston <bje@au.ibm.com>
2554 * doc/invoke.texi (Optimize Options): Document -frename-registers
2555 not being enabled by default at -O3.
2557 2004-07-11 Roger Sayle <roger@eyesopen.com>
2559 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2560 floating point additions, to keep real immediate constant positive.
2561 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2562 into X + C, and leave positive real constants as X - C.
2564 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2566 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2568 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2570 PR tree-optimization/15654
2571 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2573 2004-07-11 Roger Sayle <roger@eyesopen.com>
2575 * builtins.c (fold_builtin_fputs): Don't bother converting the
2576 return type to integer_type_node, as we've already checked that
2577 the result will be ignored.
2579 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2580 that signed addition, subtraction, multiplication, division,
2581 remainder, negation and absolute value may potentially trap.
2583 * fold-const.c (fold_ignored_result): New function to strip
2584 non-side-effecting tree nodes from an expression whose result
2586 (fold_convert): Call fold_ignored_result when casting a value
2588 (omit_one_operand): Call fold_ignored_result on the "omitted"
2589 operand when building a COMPOUND_EXPR.
2590 (pedantic_omit_one_operand): Likewise.
2591 * tree.h (fold_ignored_result): Prototype here.
2592 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2593 when we're going to ignore the result.
2595 2004-07-11 Richard Henderson <rth@redhat.com>
2598 * tree-ssa-ccp.c (fold_stmt_r): Split out...
2599 * tree.c (fields_compatible_p, find_compatible_field): ... new.
2600 * tree.h (fields_compatible_p, find_compatible_field): Declare.
2601 * tree-sra.c (sra_hash_tree): Hash fields by offset.
2602 (sra_elt_eq): Use fields_compatible_p.
2603 (generate_one_element_ref): Use find_compatible_field.
2605 2004-07-11 Richard Henderson <rth@redhat.com>
2608 * tree-sra.c (generate_one_element_init): New.
2609 (generate_element_init): Use it.
2610 (scalarize_init): Push/pop gimplify context around it.
2611 (find_new_referenced_vars_1, find_new_referenced_vars): New.
2612 * gimplify.c (gimplify_expr): Allow SSA_NAME.
2614 2004-07-11 Roger Sayle <roger@eyesopen.com>
2616 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
2617 combine.c's combine_insn_cost.
2618 * rtl.h (insn_rtx_cost): Prototype here.
2619 * combine.c (combine_insn_cost): Delete function.
2620 (combine_validate_cost): Update callers of combine_insn_cost to
2621 call insn_rtx_cost instead.
2622 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
2623 requesting the rtx_cost of call and/or jump instructions.
2625 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
2626 rtx_cost directly. Don't request/use the cost of call or jump
2627 instructions. Return -1 if the cost of any instruction can't be
2628 determined (or the BB contains a function call).
2629 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
2630 -1 (i.e. can't determine the cost of any instruction or the basic
2631 block contains a subroutine call).
2632 (find_if_case_2): Likewise.
2634 2004-07-11 Roger Sayle <roger@eyesopen.com>
2636 * rs6000.c (struct processor_costs): Change semantics of fields to
2637 include the COST_N_INSNS scaling, and update all initializers.
2638 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
2639 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
2640 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
2641 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
2643 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2645 * LANGUAGES: Remove obsolete information.
2647 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2649 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2650 SIGBUS signal frames, the PSW address points *to* the faulting
2651 instruction, not after it.
2653 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2655 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2656 added to TLS symbol addresses.
2658 2004-07-11 Richard Henderson <rth@redhat.com>
2660 * expmed.c (init_expmed): Use stack-local structures for
2661 temporary rtl. Don't recognize shifts.
2663 2004-07-11 Richard Henderson <rth@redhat.com>
2665 * expr.c (store_expr): Don't fiddle subreg promotion for types
2666 with precision smaller than the mode.
2668 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2670 * tree.h (all_types_permanent): Remove.
2672 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2674 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2675 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2676 * langhooks.c (lhd_clear_binding_stack): Remove.
2677 * langhooks-def.h (lhd_clear_binding_stack,
2678 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2679 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2680 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2681 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2682 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2683 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2684 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2685 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2686 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2687 * tree.h (poplevel): Don't declare.
2688 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2689 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2690 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2691 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2694 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2696 PR tree-optimization/16437
2697 * c-common.c (shorten_compare): Don't mark result of conversion to
2698 narrower signed type as overflowing.
2699 * fold-const.c (decode_field_reference): Determine whether
2700 signedness comes from outer type using precision rather than size.
2702 2004-07-11 Phil Edwards <phil@codesourcery.com>
2704 * configure.ac: Alphabetize --enable-checking list, add
2705 missing valgrind entry.
2706 * configure: Regenerate.
2708 2004-07-11 Phil Edwards <phil@codesourcery.com>
2710 * doc/install.texi (Testing): Fix syntax in "make check" example.
2712 2004-07-10 James E Wilson <wilson@specifixinc.com>
2714 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2716 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2718 PR rtl-optimization/16001
2719 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2722 2004-07-10 Geoffrey Keating <geoffk@apple.com>
2724 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2726 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
2727 James Morrison <phython@gcc.gnu.org>
2729 * doc/contrib.texi (Contributors): Add gfortran contributors and
2730 fix a couple of typos.
2732 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2734 PR rtl-optimization/15387
2735 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2736 to incoming args space correctly.
2738 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2740 * pa.c (output_indirect_call): Only use %r2 as the link register in
2741 indirect calls with the long PA 2.0 pc-relative branch.
2743 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2745 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2746 for the default tuning if TARGET_64BIT.
2748 2004-07-10 Richard Henderson <rth@redhat.com>
2750 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2751 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2753 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2755 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2756 * expmed.c (store_bit_field, extract_bit_field): Remove last
2758 * builtins.c (expand_builtin_signbit): Adjust callers.
2759 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2760 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2761 * ifcvt.c (noce_emit_move_insn): Likewise.
2762 * stmt.c (expand_return): Likewise.
2763 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2764 store_field, expand_expr_real_1): Likewise.
2766 2004-07-10 Richard Henderson <rth@redhat.com>
2768 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2770 2004-07-09 Mike Stump <mrs@apple.com>
2772 * config/darwin.c (no_dead_strip): Add.
2773 (HAVE_DEAD_STRIP): Add.
2774 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2777 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2779 * tree-ssa-loop-im.c: New file.
2780 * Makefile.in (tree-ssa-loop-im.o): Add.
2781 * cfgloop.c (superloop_at_depth): New function.
2782 * cfgloop.h (superloop_at_depth): Declare.
2783 * common.opt (ftree-lim): New flag.
2784 * expr.c (array_ref_up_bound): New function.
2785 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2786 * timevar.def (TV_LIM): New timevar.
2787 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2788 computing immediate uses of a phi node.
2789 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2790 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2791 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2792 * tree-pass.h (pass_lim): Declare.
2793 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2795 (pass_lim): New pass structure.
2796 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2797 * tree.c (in_array_bounds_p): New function.
2798 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2799 (in_array_bounds_p, array_ref_up_bound): Declare.
2800 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2801 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2803 2004-07-09 Richard Henderson <rth@redhat.com>
2805 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2807 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2810 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2812 * flags.h: Delete redundant prototypes that are being generated
2813 in options.h from common.opt.
2814 * common.opt: Add in the expository comments formerly in flags.h.
2816 2004-07-09 Jan Beulich <jbeulich@novell.com>
2818 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2819 available for use only when TARGET_MMX/_SSE is set, and check for
2820 variable argument function if any register count is non-zero.
2821 (function_arg): Correctly suppress repeated warnings for passing SSE
2822 vectors are arguments without SSE enabled.
2823 (ix86_function_arg_boundary): Without SSE enabled, the use of what
2824 would be SSE register modes does no longer influence the alignment.
2826 2004-07-09 Richard Henderson <rth@redhat.com>
2828 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
2829 Always align upward to arg boundary. Use size_in_bytes/round_up.
2830 Maintain type-correctness of constants.
2831 * stor-layout.c (round_up, round_down): Special-case powers of 2.
2833 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2835 * config/sparc/sparc.c (*_costs): Scale instruction costs
2837 (sparc_rtx_costs): Adjust as appropriate.
2839 2004-07-09 Jan Beulich <jbeulich@novell.com>
2841 * config/i386/mm3dnow.h: New.
2842 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
2844 2004-07-09 Richard Henderson <rth@redhat.com>
2846 * simplify-rtx.c (simplify_const_relational_operation): Only
2847 look at bounds of scalar integers.
2849 2004-07-09 Jan Beulich <jbeulich@novell.com>
2851 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
2853 2004-07-09 Andrew Pinski <apinski@apple.com>
2855 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
2857 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
2858 UOBJC_METACLASS_decl.
2860 2004-07-09 James E Wilson <wilson@specifixinc.com>
2863 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
2864 do return a parallel if hfa_mode == XFmode and mode == TImode.
2866 2004-07-09 Jan Beulich <jbeulich@novell.com>
2868 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
2869 permissible for unary plus.
2871 2004-07-09 Jan Beulich <jbeulich@novell.com>
2873 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
2874 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
2875 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
2876 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
2877 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
2878 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
2879 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
2880 (BUILTIN_xxxIMAX): New.
2881 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
2882 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
2883 BUILT_IN_PARITYIMAX.
2885 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
2887 * config/sparc/sparc.h (processor_costs): Define.
2888 (sparc_costs): Declare.
2889 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
2890 hypersparc_costs, sparclet_costs, ultrasparc_costs,
2891 ultrasparc3_costs): New.
2892 (sparc_override_options): Set sparc_costs as appropriate.
2893 (sparc_rtx_costs): Use sparc_costs instead of messy
2896 2004-07-09 Steven Bosscher <stevenb@suse.de>
2898 * doc/md.texi (Processor pipeline description): Mention that
2899 the old pipeline description is deprecated.
2901 * config/rs6000/7450.md (automaton ppc7450): Split up, move
2902 mciu_7450 function unit to...
2903 (automaton ppc7450mciu): ...new automaton.
2905 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
2906 (schedule_block): Don't consider inserting bubbles.
2907 (sched_init): Don't initialize DFA bubbles.
2908 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2909 TARGET_SCHED_DFA_BUBBLE): Remove.
2910 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2911 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2912 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2914 * stmt.c (conditional_context): Remove prototype.
2915 * tree.h (conditional_context): Remove.
2916 * tree-cfg.c (pre_insert_on_edge): Remove.
2918 * c-common.h (c_expand_asm_operands): Remove prototype.
2919 * c-typeck.c (c_expand_asm_operands): Remove.
2921 2004-07-09 Jan Beulich <jbeulich@novell.com>
2923 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2924 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2925 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2926 and V8QI are class SSE. All sufficiently small remaining vector modes
2927 must be passed in one or two integer registers.
2928 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2930 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2931 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2932 and must thus be handled explicitly.
2933 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2935 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2936 movv2sf_internal): Permit moving between MMX and XMM registers (since
2937 MMX areguments and return values are passed in XMM registers).
2938 (sse2_umulsidi3): Correct type and mode.
2940 2004-07-09 Richard Henderson <rth@redhat.com>
2942 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2944 2004-07-09 Eric Christopher <echristo@redhat.com>
2946 * config/rs6000/40x.md: Split into two automatons.
2948 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2949 Andrew Pinski <apinski@apple.com>
2951 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2952 on when we have more than one input file.
2953 (c_common_parse_file): Restore loop over all input files.
2954 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2956 * c-decl.c (set_type_context): New function.
2957 (pop_scope): Use it to set context of types. When we
2958 encounter a TYPE_DECL, set the context of the attached type too.
2959 (pop_file_scope): Don't call cpp_undef_all here.
2960 (diagnose_mismatched_decls): Do not complain about a second
2961 definition of an 'extern inline' function if it's not in the
2962 same translation unit. Do not complain about inline
2963 declaration after use if the use was in a different
2965 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2966 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2968 (pushdecl_top_level): Likewise.
2969 (grokdeclarator): Clarify what is going on with setting
2970 DECL_EXTERNAL on function types, a little.
2971 (c_write_global_declarations): Don't do anything if
2972 -fsyntax-only or errors have been encountered.
2974 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2976 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2978 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2981 * pa.c (output_indirect_call): Use %r2 as the link register when
2982 calling $$dyncall with a pc-relative branch.
2984 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2986 * doc/install.texi (Binaries): Mention OpenPKG.
2988 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2990 Fix PR tree-optimization/15555
2991 * tree-dfa.c (dump_variable): If the variable is a pointer
2992 SSA_NAME, also dump its points-to information.
2993 * tree-flow.h (struct ptr_info_def): Add field
2995 (dump_points_to_info_for): Declare.
2996 (debug_points_to_info_for): Declare.
2997 * tree-optimize.c (init_tree_optimization_passes): Add a
2998 second alias analysis pass after DOM2.
2999 Move pass_del_pta to a later spot.
3000 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3001 create a name tags when we find a dereferenced pointer. Just
3002 mark the pointer dereferenced.
3003 (collect_points_to_info_for): Move code to clear points-to
3004 information to create_name_tags.
3005 (create_name_tags): New function.
3006 (compute_flow_sensitive_aliasing): Call it.
3007 (setup_pointers_and_addressables): Mark type tags for renaming
3009 (create_memory_tag): ... here.
3010 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3011 (dump_points_to_info_for): Declare extern.
3012 (debug_points_to_info_for): New function.
3014 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3016 * config/arc/arc.md: Switch to DFA-based scheduler description.
3017 * config/arc/arc.c: Switch to DFA-based scheduler description.
3019 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3021 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3024 2004-07-09 Richard Henderson <rth@redhat.com>
3026 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3027 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3028 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3029 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3031 * config/v850/v850-protos.h (v850_va_arg): Remove.
3032 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3033 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3034 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3035 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3036 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3038 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3041 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3042 and DImode to use +/-4k offset.
3044 2004-07-09 Richard Henderson <rth@redhat.com>
3046 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3048 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3049 (xstormy16_gimplify_va_arg_expr): Rewrite from
3050 xstormy16_expand_builtin_va_arg.
3051 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3053 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3054 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3056 * config/sh/sh-protos.h (sh_va_arg): Remove.
3057 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3058 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3059 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3061 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3062 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3063 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3064 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3066 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3067 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3068 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3069 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3071 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3073 * config/sparc/sparc.md (return): Rewrite length formula.
3074 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3075 argument to final_scan_insn when in a delay slot.
3076 (output_sibcall): Likewise.
3078 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3080 * arm.c (arm_cpp_interwork): New variable.
3081 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3083 * arm.h (arm_cpp_interwork): Declare it.
3084 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3085 __THUMB_INTERWORK__ in the preprocessor.
3087 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3089 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3091 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3094 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3095 Override default settings to account for -m32 and -m64.
3097 2004-07-08 Randolph Chung <tausq@debian.org>
3099 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3101 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3103 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3104 before comparing it as such.
3106 2004-07-08 Richard Henderson <rth@redhat.com>
3108 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3109 temporary. Use bit arithmetic to align.
3111 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3113 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3114 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3115 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3116 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3117 add_labels_and_missing_jumps, find_jump_block,
3118 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3120 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3121 link_btr_uses, move_btr_def): Likewise.
3122 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3123 expand_builtin_expect_jump): Likewise.
3124 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3125 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3126 * cfganal.c (forwarder_block_p): Likewise.
3127 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3128 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3129 find_bb_boundaries): Likewise.
3130 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3131 merge_blocks_move_predecessor_nojumps,
3132 merge_blocks_move_successor_nojumps, insns_match_p,
3133 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3134 try_optimize_cfg): Likewise.
3135 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3136 * cfglayout.c (skip_insns_after_block, label_for_bb,
3137 record_effective_endpoints, insn_locators_initialize,
3138 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3139 * cfgmainloop.c (create_loop_notes): Likewise.
3140 * cfgrtl.c (delete_insn, delete_insn_chain,
3141 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3142 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3143 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3144 redirect_branch_edge, force_nonfallthru_and_redirect,
3145 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3146 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3147 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3148 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3149 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3150 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3151 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3152 * combine.c (combine_instructions, can_combine_p, try_combine,
3153 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3154 distribute_notes, distribute_links, insn_cuid): Likewise.
3155 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3156 invalidate_skipped_block, cse_set_around_loop,
3157 cse_end_of_basic_block, cse_main, cse_basic_block,
3158 cse_condition_code_reg): Likewise.
3159 * cselib.c (cselib_process_insn): Likewise.
3160 * ddg.c (create_ddg): Likewise.
3161 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3163 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3164 gen_label_die, dwarf2out_var_location): Likewise.
3165 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3166 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3167 last_call_insn, active_insn_p, next_label, prev_label,
3168 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3169 add_insn_before, remove_insn, add_function_usage_to,
3170 reorder_insns, find_line_note, remove_unnecessary_notes,
3171 emit_insn_after_1, classify_insn): Likewise.
3172 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3173 connect_post_landing_pads, sjlj_mark_call_sites,
3174 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3175 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3176 convert_to_eh_region_ranges): Likewise.
3177 * explow.c (optimize_save_area_alloca): Likewise.
3178 * expr.c (expand_expr_real): Likewise.
3179 * final.c (insn_current_reference_address, compute_alignments,
3180 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3181 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3182 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3183 propagate_block_delete_insn, propagate_one_insn,
3184 init_propagate_block_info, propagate_block, libcall_dead_p,
3185 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3187 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3188 expand_function_start, expand_function_end, contains,
3189 thread_prologue_and_epilogue_insns,
3190 reposition_prologue_and_epilogue_notes): Likewise.
3191 * gcse.c (constprop_register, bypass_conditional_jumps,
3192 insert_insn_end_bb, gcse_after_reload): Likewise.
3193 * genemit.c (gen_expand, gen_split): Likewise.
3194 * genpeep.c (gen_peephole, main): Likewise.
3195 * global.c (build_insn_chain): Likewise.
3196 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3197 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3198 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3199 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3200 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3201 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3202 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3203 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3204 dead_or_predicable): Likewise.
3205 * integrate.c (try_constants): Likewise.
3206 * jump.c (rebuild_jump_labels, cleanup_barriers,
3207 purge_line_number_notes, init_label_info, mark_all_labels,
3208 squeeze_notes, get_label_before, get_label_after,
3209 reversed_comparison_code_parts, simplejump_p, pc_set,
3210 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3211 delete_barrier, delete_prior_computation, delete_computation,
3212 delete_related_insns, delete_for_peephole, redirect_jump):
3214 * lcm.c (optimize_mode_switching): Likewise.
3215 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3217 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3218 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3219 * loop-iv.c (simplify_using_assignment): Likewise.
3220 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3221 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3222 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3223 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3224 check_insn_for_givs, check_final_value, update_giv_derive,
3225 basic_induction_var, product_cheap_p, check_dbra_loop,
3226 loop_insn_first_p, last_use_this_basic_block,
3227 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3228 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3229 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3230 sms_schedule_by_order): Likewise.
3231 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3232 * postreload.c (reload_cse_simplify_operands, reload_combine,
3233 reload_cse_move2add): Likewise.
3234 * predict.c (can_predict_insn_p, estimate_probability,
3235 expected_value_to_br_prob, process_note_predictions): Likewise.
3236 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3237 * profile.c (branch_prob): Likewise.
3238 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3239 detect_webs_set_in_cond_jump): Likewise.
3240 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3241 ra_print_rtl_with_bb): Likewise.
3242 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3243 * recog.c (next_insn_tests_no_inequality, find_single_use,
3244 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3245 * reg-stack.c (next_flags_user, record_label_references,
3246 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3247 compensate_edge, convert_regs_1): Likewise.
3248 * regclass.c (scan_one_insn): Likewise.
3249 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3250 regmove_optimize, fixup_match_1, single_set_for_csa,
3251 combine_stack_adjustments_for_block): Likewise.
3252 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3253 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3254 find_equiv_reg): Likewise.
3255 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3256 reload_as_needed, emit_input_reload_insns, do_output_reload,
3257 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3259 * reorg.c (find_end_label, emit_delay_sequence,
3260 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3261 get_jump_flags, rare_destination, mostly_true_jump,
3262 try_merge_delay_insns, redundant_insn, own_thread_p,
3263 fill_simple_delay_slots, fill_slots_from_thread,
3264 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3265 dbr_schedule): Likewise.
3266 * resource.c (find_basic_block, next_insn_no_annul,
3267 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3268 * rtl.h (RTX_PREV): Likewise.
3269 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3270 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3271 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3272 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3273 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3274 find_first_parameter_load, can_hoist_insn_p): Likewise.
3275 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3276 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3277 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3278 schedule_ebbs): Likewise.
3279 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3280 is_conditionally_protected, can_schedule_ready_p,
3281 add_branch_dependences, debug_dependencies): Likewise.
3282 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3284 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3285 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3286 set_dominates_use, ujump_to_loop_cont): Likewise.
3287 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3288 * varasm.c (output_constant_pool_1): Likewise.
3290 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3292 * tree-scalar-evolution.c: New file.
3293 * tree-scalar-evolution.h: New file.
3294 * tree-ssa-loop-niter.c: New file.
3295 * Makefile.in (SCEV_H): New.
3296 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3297 * cfgloop.h (struct loop): Add bounds field.
3298 * tree-flow.h (struct tree_niter_desc): New type.
3299 (number_of_iterations_cond, number_of_iterations_exit,
3300 loop_niter_by_eval, find_loop_niter_by_eval,
3301 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3302 free_numbers_of_iterations_estimates): Declare.
3303 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3304 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3305 * doc/invoke.texi (max-iterations-to-track): Document.
3307 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3309 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3310 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3311 (MODE_AFTER): Add cast appropriately.
3312 * config/sh/sh.md (movdi splitter): Likewise.
3313 (casesi_worker_2): Add const qualifier appropriately.
3314 (eh_return): Remove unused variable.
3315 (insv): Initialize v;
3317 2004-07-08 Richard Henderson <rth@redhat.com>
3319 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3320 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3321 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3322 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3323 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3325 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3326 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3327 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3328 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3330 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3331 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3332 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3333 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3335 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3336 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3337 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3338 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3340 * config/i860/i860-protos.h (i860_va_arg): Remove.
3341 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3342 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3343 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3345 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3347 * system.h: Prototype getpagesize if missing.
3348 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3349 * configure: Regenerate.
3350 * config.in: Regenerate.
3352 2004-07-08 Richard Henderson <rth@redhat.com>
3354 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3355 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3356 (fr30_gimplify_va_arg_expr): New.
3357 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3358 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3360 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3363 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3364 of asm_noperands result.
3366 2004-07-08 Richard Henderson <rth@redhat.com>
3368 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3369 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3370 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3371 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3373 2004-07-08 Richard Henderson <rth@redhat.com>
3375 * builtins.c (ind_gimplify_va_arg_expr): New.
3376 * tree.h (ind_gimplify_va_arg_expr): Declare.
3377 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3379 2004-07-08 Jan Beulich <jbeulich@novell.com>
3381 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3382 patterns also on vector elements other than the first one.
3383 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3386 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3388 * config/rs6000/darwin-ldouble.c: Correct reference
3389 to the Linnainmaa paper.
3391 2004-07-08 Richard Henderson <rth@redhat.com>
3393 * config/arc/arc-protos.h (arc_va_arg): Remove.
3394 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3395 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3396 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3398 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3399 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3400 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3401 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3403 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3405 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3407 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3409 * c-decl.c (static_ctors, static_dtors): Make static.
3410 (pop_file_scope): Call c_common_write_pch and
3411 cgraph_finalize_compilation_unit here.
3412 (build_cdtor): Moved here from c-objc-common.c; simplify.
3413 (c_write_global_declarations_1): Clarify comment.
3414 (c_write_global_declarations): Close the external scope before
3415 doing anything else. Call build_cdtor, cgraph_optimize, and
3416 mudflap_finish_file here.
3417 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3419 * c-objc-common.c: No need to include cgraph.h.
3420 (build_cdtor): Moved to c-decl.c.
3421 (c_objc_common_finish_file): Delete.
3422 * c-tree.h: Update to match.
3423 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3424 (generate_static_references): Set TREE_USED before calling finish_decl.
3425 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3426 on the static_instances_decl.
3428 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3430 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3431 decls when there is only one input translation unit.
3432 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3433 change of 2004-07-05; do not treat declarations with
3434 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3435 * opts.c (cur_in_fname): Delete.
3437 * tree.c: Revert changes of 2004-07-05; no special treatment
3438 for TRANSLATION_UNIT_DECLs.
3439 * Makefile.in (tree.o): Update dependencies.
3441 2004-07-08 Roger Sayle <roger@eyesopen.com>
3443 * builtins.c (fold_builtin_strcpy): Merge functionality from
3444 simplify_builtin_strcpy. Add additional len argument. No longer
3445 static. Remove function prototype.
3446 (fold_builtin_strncpy): Likewise integrate functionality from
3447 simplify_builtin_strncpy. Add additional slen argument. No
3448 longer static. Remove function prototype.
3449 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3450 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3451 types of "ignore" and "unlocked" parameters to bool.
3452 (fold_builtin_1): Add additional ignore argument. Call renamed
3453 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3454 builtins. Update arguments to fold_builtin_strncpy and
3455 fold_builtin_strcpy. Add function prototype.
3456 (fold_builtin): Add additional Boolean ignore argument to pass
3458 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3459 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3460 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3462 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3463 simplify_builtin_strncpy): Delete function prototypes.
3464 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3465 fold_builtin_strncpy): Add function prototypes here.
3466 (fold_builtin): Update function prototype with new "bool ignore".
3468 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3469 (ccp_fold_builtin): Update call to fold_builtin. Call
3470 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3471 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3472 simplify_builtin_strncpy respectively.
3473 * fold-const.c (fold): Update call to fold_builtin.
3475 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3477 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3480 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3481 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3482 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3483 * calls.c: Remove ifdefs of macros above.
3484 * functions.c: Likewise.
3487 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3489 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3490 (arch attribute): Delete.
3491 (current_function_calls_alloca attribute): Rename into calls_alloca.
3492 (calls_eh_return): New attribute.
3493 (leaf_function): Likewise.
3494 (length attribute): Fix formula for sibcalls.
3495 (return insn): Correctly compute the 'length' attribute.
3496 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3498 2004-07-08 Richard Henderson <rth@redhat.com>
3500 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3501 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3502 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3503 * tree-eh.c (lower_eh_constructs_1): Likewise.
3504 * tree-sra.c (sra_walk_modify_expr): Likewise.
3505 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3506 (eliminate_unnecessary_stmts): Likewise.
3507 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3508 * tree-tailcall.c (optimize_tail_call): Likewise.
3509 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3511 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3512 Jakub Jelinek <jakub@redhat.com>
3514 * config/i386/i386.c (override_options): Enable
3515 SSE prefetches with -mtune, as long as we are
3516 compiling for i686 or higher. All i686 processors
3517 accept SSE prefetches as NOPS, some i586's don't.
3519 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3522 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3524 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3526 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3527 the handling of clobbering ASM_EXPRs.
3529 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3532 * config/sparc/sparc.c (function_value): In 64-bit mode,
3533 return the aggregates larger than 16 bytes like unions.
3535 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3538 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3539 'temp' is zero, generate new pseudos as needed and emit the
3540 sequence of insns in single-assignment form. Resync comments
3542 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3543 function before reload.
3545 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3547 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3549 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3551 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3552 Allocation is signed.
3553 (VEC_reserve): Return flag, allocation is signed.
3555 2004-07-08 Richard Henderson <rth@redhat.com>
3557 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3558 OBJ_TYPE_REF_OBJECT.
3560 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3561 Neil Booth <neil@daikokuya.co.uk>
3565 * c-decl.c (finish_struct): Ensure bit-fields are given the
3567 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3568 the precision to match as well as the mode.
3569 * expr.c (reduce_to_bit_field_precision): New function.
3570 (expand_expr_real_1): Reduce expressions of bit-field type to
3572 * langhooks.h (reduce_bit_field_operations): New hook.
3573 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3575 * c-lang.c, objc/objc-lang.c
3576 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3577 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3579 * tree.c (build_nonstandard_integer_type): New function.
3580 * tree.h (build_nonstandard_integer_type): New prototype.
3581 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3582 conversions between integer and boolean types as useless.
3584 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3586 * c-common.c (c_common_nodes_and_builtins): Do not
3587 create __builtin_ptrdiff_t and __builtin_size_t.
3589 2004-07-08 Andrew Pinski <apinski@apple.com>
3591 * Makefile.in (libbackend.o): Add -combine to the gcc
3594 2004-07-08 Nick Clifton <nickc@redhat.com>
3596 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
3599 2004-07-08 Richard Henderson <rth@redhat.com>
3601 * except.c (expand_eh_region_start, expand_eh_region_end,
3602 expand_eh_handler, expand_eh_region_end_cleanup,
3603 expand_start_all_catch, expand_start_catch, expand_end_catch,
3604 expand_end_all_catch, expand_eh_region_end_allowed,
3605 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
3606 expand_eh_region_end_fixup): Remove.
3607 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
3608 cleanups, outer_cleanups, label_chain, exception_region.
3609 (struct goto_fixup): Remove stack_level, cleanup_list_list.
3610 (struct label_chain): Remove.
3611 (struct stmt_status): Remove x_stack_block_stack.
3612 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
3613 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
3614 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
3615 end_cleanup_deferral, last_cleanup_this_contour,
3616 containing_blocks_have_cleanups_or_stack_level,
3617 any_pending_cleanups): Remove.
3618 (expand_null_return_1): Take no arguments.
3619 (expand_label, expand_naked_return, expand_return,
3620 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
3621 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
3622 expand_end_case_type): Don't use any of them.
3623 * calls.c (expand_call): Likewise.
3624 * dojump.c (do_jump): Likewise.
3625 * function.c (expand_function_end): Likewise.
3626 * expr.c (store_expr, expand_expr_real_1): Likewise.
3627 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
3628 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
3629 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
3630 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
3631 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
3632 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
3633 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
3634 for WITH_CLEANUP_EXPR.
3635 (gimple_push_cleanup): Likewise.
3636 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
3637 * print-tree.c (print_node): Likewise.
3638 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
3639 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
3640 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
3641 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
3642 (GOTO_SUBROUTINE_EXPR): Remove.
3643 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
3644 (DECL_TOO_LATE): Remove.
3645 * except.h, tree.h: Update decls.
3647 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3649 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3650 * passes.c (rest_of_handle_final): Handle symout.
3651 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
3653 (rest_of_handle_sched): Break out SMS. Remove ifs for
3654 flag_schedule_insns and flag_modulo_sched.
3655 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3657 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3658 (rest_of_handle_partition_blocks, rest_of_handle_sms,
3659 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3660 rest_of_handle_mode_switching, rest_of_handle_jump,
3661 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3662 rest_of_handle_jump2, rest_of_handle_postreload,
3663 rest_of_handle_flow2, rest_of_clean_state,
3664 rest_of_handle_shorten_branches,
3665 rest_of_handle_prologue_epilogue,
3666 rest_of_handle_branch_target_load_optimize): New.
3667 (rest_of_compilation): Call the above. Remove ggc_collect
3668 calls moved to rest_of_handle_*.
3669 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3671 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3672 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3673 * except.h (set_nothrow_function_flags): Update comment.
3674 * function.c (current_function_nothrow): Remove.
3675 * output.h (current_function_nothrow): Remove.
3676 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3677 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3679 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3682 * reorg.c: Revert 2004-06-30 change.
3683 (find_end_label): If HAVE_epilogue and !HAVE_return,
3684 return 0 instead of creating a label at the end of the insn chain.
3685 (optimize_skip): Account for the failure mode of find_end_label.
3686 (fill_simple_delay_slots): Likewise.
3687 (fill_slots_from_thread): Likewise.
3688 (relax_delay_slots): Likewise.
3690 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3692 * tree-flow.h (addressable_vars): Declare.
3693 * tree-ssa-alias.c (addressable_vars): Define.
3694 (setup_pointers_and_addressables): Add addressable variables
3695 to addressable_vars.
3696 * tree-ssa-operands.c (get_stmt_operands): Move
3697 handling of ASM_EXPRs ...
3698 (get_asm_expr_operands): ... here.
3699 When the ASM_EXPR clobbers memory, also clobber addressable
3701 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3702 (delete_tree_ssa): Reset addressable_vars.
3704 2004-07-07 Jan Beulich <jbeulich@novell.com>
3705 Richard Henderson <rth@redhat.com>
3707 * varasm.c (assemble_variable): Use assemble_zeros for
3708 zero-initialized variables.
3709 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3710 for SECCAT_BSS and SECCAT_TBSS.
3712 2004-07-07 Jan Beulich <jbeulich@novell.com>
3714 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3716 * expmed.c (emit_store_flag): Also special-case double-word
3717 (in-)equality comparison against -1.
3719 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3720 passing arguments the containers for which are registers.
3722 * calls.c (emit_library_call_value_1): Use mode of function parameter
3723 rather than that of argument since constants have none.
3725 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3727 Introduce H8SX support.
3728 * expr.c (expand_strcpy): Renamed and moved to...
3729 * builtins.c (expand_movstr): ... here. Tweak.
3730 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
3731 computed or has side effects.
3732 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
3733 unused, or if mempcpy fails. Adjust the return value in the
3734 latter case. Use movstr if everything else fails.
3735 * doc/md.texi (movstr): Document.
3736 (movmemM, clrmemM): Fix explanation of memory block operands.
3737 * config/h8300/h8300.md (stpcpy): Renamed to...
3738 (movstr): ... this. Adjust.
3739 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3740 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3741 movmem* and clrstr* to clrmem*.
3742 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3743 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3744 GENERAL_REGS, always.
3745 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3746 getting the stack pointer as addr.
3747 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3748 from general_operand_dst.
3749 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3751 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3752 instead of requiring it to match only before reload.
3753 (stpcpy_internal_normal): New, normal-mode variant of...
3754 (stpcpy_internal): ... this. Add modes to operands. Disparage
3755 `D' instead of requiring it to match only before reload.
3756 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3758 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3759 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3761 * config/h8300/h8300.md (attr type): Add call.
3762 (attr can_delay): If type is call, set it no.
3763 (call, call_value): Set type to call.
3764 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3765 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3766 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3767 * tree.c (get_narrower): Don't narrow integral types into
3769 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3770 frame_size *before* the first use.
3771 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3773 (peephole2): Don't widen instructions that push SP. Move
3774 decrement of SP to the end of all stm-generating peepholes.
3775 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3776 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3777 and OR to set it to all ones.
3778 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3779 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3780 (call, call_value): Set can_delay to "no".
3781 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3782 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3783 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3784 * config/h8300/h8300.md (*brabit): Remove.
3785 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3786 zero_extract. Use bit_memory_operand as the predicate for
3787 operand 1 and 'WU' as the constraint. Check the difference
3788 between the base length and the final one when deciding which
3789 type of branch to use.
3790 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3791 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3792 Use convert_move to extend the result for TARGET_H8300SX. Check
3793 for QImode memory references. Optimize the case where the
3794 destination is a paradoxical subreg.
3795 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3796 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3797 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3798 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3799 * config/h8300/h8300.md: Include mova.md
3800 (length_table): Add mova and mova_zero.
3801 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3802 after all constant addresses for '%R', '%X', '%T' and '%S'.
3803 (h8300_mova_length): New function.
3804 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3805 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3806 dependencies for s-config, etc.
3807 * config/h8300/gemova.sh: New file.
3808 * config/h8300/mova.md: Generated.
3809 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3810 * config/h8300/h8300.c (h8300_bitfield_length): New.
3811 (nibble_operand): Adjust.
3812 (h8300_binary_length): Handle conditional binary op.
3813 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3814 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3815 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3816 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3817 constraints. WU is introduced as a variant of U that requires a
3818 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3819 * config/h8300/h8300.md (attr type): Added bitbranch.
3820 (attr length_table): Added bitfield and bitbranch.
3821 (attr length): Compute bitbranch length.
3822 (andqi): Separate pattern for H8300SX. Use bfld for loading the
3823 least-significant bit of a byte.
3824 (brabit, brabc, brabs): New.
3825 (insv, extzv): Emit bfst and bfld on H8300SX.
3826 (bfld, bfst, seq, sne): New.
3827 (bstzhireg, cmpstz, bstz, bistz): New.
3828 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
3829 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
3830 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
3831 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
3832 (h8sx_unary_memory_operator): New function.
3833 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
3834 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
3835 * config/h8300/h8300.md: Add peepholes to combine reloads and
3837 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3838 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
3839 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
3840 (and?i, ior?i, xor?i): Likewise.
3841 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
3842 * config/h8300/h8300.c: Move enums and prototypes to head of file.
3843 Various whitespace fixes.
3844 (h8300_constant_length): New function, split out from...
3845 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
3846 (h8300_classify_operand): Use IN_RANGE.
3847 (h8300_classify_operand): Use h8300_constant_length.
3848 (h8300_short_move_mem_p): Tighten size check.
3849 (h8sx_mergeable_memrefs_p): Tighten equality check.
3850 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
3851 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
3853 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
3854 * config/h8300/crtn.asm: Likewise.
3855 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
3856 if __H8300SX__ is defined.
3857 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
3858 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
3859 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
3860 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
3861 addresses as mode-dependent.
3862 * config/h8300/h8300.c (print_operand_address): Update call to
3864 (h8300_get_index): Take a mode argument. Rework to fix an
3865 earlier misunderstanding.
3866 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
3867 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
3868 into a register if TARGET_H8300SX.
3869 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
3870 TARGET_H8300SX. Also disable related define_splits.
3871 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
3872 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
3873 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
3874 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3875 * config/h8300/h8300.h (OK_FOR_Z): New macro.
3876 (EXTRA_CONSTRAINT_STR): Check it.
3877 * config/h8300/h8300.c (h8300_classify_operand): Accept null
3879 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
3880 * config/h8300/h8300.md (length_table): Add mov_imm4.
3881 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
3882 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
3883 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
3885 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
3886 * config/h8300/h8300.c (h8300_reorg): New function.
3887 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3888 * config/h8300/h8300.md (length): Subtract the length of the
3889 delay slot from (pc) when checking the range of forward branches.
3890 (delay_slot, can_delay): New attributes.
3891 (define_delay): Add bra/s handling.
3892 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
3893 (jump): Add delayed-branch handling.
3894 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
3895 * expr.c (expand_strcpy): New function.
3896 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
3897 (expand_builtin_stpcpy): Likewise.
3898 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
3899 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
3900 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
3901 handling to improve register allocation for -fno-omit-frame-pointer.
3902 (h8sx_split_movmd): Delete, moving er6 handling into...
3903 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
3904 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
3905 (movmd): Add calls to copy_rtx.
3906 (movmd_internal): In the second alternative, allow the initial and
3907 final destination registers to be different . Update the splitter
3908 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3909 instead of h8sx_split_movmd.
3910 (stpcpy, movsd): New expanders.
3911 (movsd_internal): New define_insn.
3912 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3913 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3914 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3915 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3916 and DESTINATION_REGS.
3917 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3918 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3919 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3920 (h8300_move_ratio): Declare.
3921 (MOVE_RATIO): Use it.
3922 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3923 (h8300_init_once): Initialize it.
3924 (h8300_reg_class_from_letter): New function.
3925 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3926 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3927 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3928 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3929 (movstrsi, movmd): New expanders.
3930 (movmd_internal): New insn.
3931 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3932 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3933 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3934 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3935 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3936 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3937 * config/h8300/h8300.c (nibble_operand): Fix warning.
3938 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3939 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3940 (movsf_h8300h): Disable for TARGET_H8300SX.
3941 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3942 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3943 h8300_stm_parallel and h8300_return_parallel.
3944 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3945 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3946 h8300_stm_parallel, h8300_return_parallel): New functions.
3947 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3948 if TARGET_H8300SX. Use h8300_push_pop.
3949 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3950 and final pop when generating h8sx code. Always emit some form
3952 * config/h8300/h8300.md: Don't enforce register alignment in
3953 stm peepholes if TARGET_H8300SX.
3954 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3955 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3956 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3957 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3958 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3959 (MULTILIB_DIRNAMES): Add a directory for it.
3960 (MULTILIB_MATCHES): Delete.
3961 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3962 * final.c (walk_alter_subreg): Handle addresses with subregs
3963 inside a ZERO_EXTEND or AND.
3964 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3965 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3967 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3968 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3969 @(dd,Rn.w) and @(dd,ERn.L).
3970 (h8300_displacement_size): Take the whole address as argument.
3971 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3972 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3973 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3974 (h8sx_mergeable_memrefs_p): Declare.
3975 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3976 (HAVE_PRE_INCREMENT): Likewise.
3977 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3978 addresses for TARGET_H8300SX,
3979 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3981 (movb_length_table, movl_length_table): New tables.
3982 (movw_length_table): Define to movb_length_table.
3983 (h8300_displacement_size): New, split out from...
3984 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3985 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3986 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3987 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3988 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3989 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3990 (h8sx_unary_shift_operator): Get the mode from the operator.
3991 (binary_shift_operator): Likewise.
3992 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3993 a memory reference, check whether the reference is offsettable.
3994 (length_table): Add movb, movw and movl.
3995 (movqi): Add new h8sx pattern. Don't force one operand to be a
3996 register when generating h8sx code.
3997 (movhi, movsi, movsf): Likewise.
3998 (movstrictqi): Use the length_table attribute.
3999 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4000 (addqi3): Split into a define_expand and define_insn. Don't accept
4001 memory operands in the expander. Use h8300_operands_match_p to
4002 check for matching operands in the define_insn.
4003 (subqi3, negqi2, one_cmplqi2): Likewise.
4004 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4005 in any patterns that are unused in h8sx code. In the h8sx patterns,
4006 use h8300_operands_match_p to check whether operands match.
4007 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4008 one_cmpl[hs]i3): Likewise.
4009 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4011 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4012 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4013 (h8300_insn_length_from_table): Add a second parameter.
4014 (output_h8sx_shift): Declare.
4015 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4016 (EXTRA_CONSTRAINT): Replace with...
4017 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4018 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4019 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4020 and h8sx_binary_shift_operator.
4021 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4023 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4024 (bit_memory_operand, fix_bit_operand): Likewise.
4025 (h8300_length_table_for_insn): Remove.
4026 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4028 (h8300_short_immediate_length, h8300_binary_length): New functions.
4029 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4030 (output_plussi): Use sub to add negative constants.
4031 (compute_plussi_length): Adjust accordingly.
4032 (h8sx_single_shift_type): New enum.
4033 (h8sx_single_shift, h8sx_unary_shift_operator,
4034 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4035 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4036 single h8sx instruction. Return false in this case.
4037 * config/h8300/h8300.md (length_table): Add short_immediate.
4038 (length): Pass the operand array to h8300_insn_length_from_table.
4039 (adjust_length): Assume "no" for insns with a length_table attribute.
4040 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4041 (*addhi3_h8300hs): Don't use for h8sx.
4042 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4044 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4045 1's predicate to nonimmediate_operand. Only skip default expansion
4046 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4047 for single h8sx shift instructions.
4048 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4049 * config/h8300/h8300.c (nibble_operand): Split out of...
4050 (reg_or_nibble_operand): ... this.
4051 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4052 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4053 umulhisi3): Introduce expand, and introduce separate insns for
4054 sign- or zero-extended REG and already-extended CONST_INT.
4055 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4056 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4057 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4058 (subhi3): Likewise. Don't accept immediates for operand 1.
4059 Remove the early clobber from second alternative of the h8300s pattern.
4060 (subsi3): Generalize for h8sx. Force operand 2 into a register
4061 on plain h8300 targets.
4062 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4063 (subsi3_h8300h): Generalize for h8sx.
4064 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4065 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4066 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4067 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4068 (TARGET_H8300SXMUL): New.
4069 (CONST_OK_FOR_P): New.
4070 (CONST_OK_FOR_LETTER_P): Adjust.
4071 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4072 umulhisi3): Accept 4-bit immediate on H8SX.
4073 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4074 (udivsi3, divhi3, udivsi3, divsi3): New.
4075 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4076 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4077 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4078 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4079 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4080 Add ADDRESSOF to the bit_operand entry.
4081 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4082 (h8300_src_operand): Likewise.
4083 (bit_operand): Check nonimmediate_operand rather than general_operand.
4084 Accept any nonimmediate_operand in h8sx code.
4085 (h8300_and_costs): Initialize operands[1].
4086 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4087 (h8300_operand_class): New enum.
4088 (h8300_length_table): New typedef.
4089 (addb_length_table, addw_length_table, addl_length_table,
4090 logicl_length_table): New tables.
4091 (logicb_length_table, logicw_length_table): New macros.
4092 (h8300_classify_operand, h8300_length_from_table,
4093 h8300_length_table_for_insn, h8300_unary_length,
4094 h8300_insn_length_from_table): New functions.
4095 (output_plussi): Only use adds and subs for register destinations.
4096 Disable redundant clause.
4097 (compute_plussi_cc): Likewise.
4098 (compute_plussi_length): Likewise. Use h8300_length_from_table
4099 to work out the length of an insn.
4100 (output_logical_op): Only use narrower immediate instructions
4101 if the destination is a register.
4102 (compute_logical_op_cc): Likewise.
4103 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4104 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4105 * config/h8300/h8300.md (length_table): New attribute.
4106 (length): When an instruction has a length_table attribute, use
4107 h8300_insn_length_from_table to calculate its default length.
4108 (cmpqi): Use h8300_dst_operand for the first operand and
4109 h8300_src_operand for the second.
4110 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4111 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4112 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4113 iorsi3, xorhi3, xorsi3): Likewise.
4114 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4115 so that it allows any combination of operands for TARGET_H8300SX.
4116 (iorqi3, xorqi3): Likewise.
4117 (cmpqi): Use the length_table attribute.
4118 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4119 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4120 (cmpqi): Add 'Q' constraint.
4121 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4122 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4123 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4124 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4125 (TARGET_H8300S): True for both -ms and -msx.
4126 (TARGET_H8300SX): New macro.
4127 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4128 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4129 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4130 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4132 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4133 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4134 16-bit pointers and 32-bit ints.
4135 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4136 CONST_DOUBLE with mode no wider than SImode.
4137 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4139 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4140 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4142 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4143 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4144 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4146 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4148 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4150 2004-07-07 Per Bothner <per@bothner.com>
4152 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4154 2004-07-07 Mike Stump <mrs@apple.com>
4156 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4157 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4158 (machopic_finish): Likewise.
4160 2004-07-07 Richard Henderson <rth@redhat.com>
4162 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4163 through any value-preserving cast.
4165 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4167 * function.c (assign_parm_find_data_types): Call
4168 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4170 2004-07-07 Steven Bosscher <stevenb@suse.de>
4172 * tree-cfg.c (group_case_labels): Remove case labels that have
4173 the same target as the default case.
4175 2004-07-07 Steven Bosscher <stevenb@suse.de>
4177 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4178 regardless of DECL_LANG_SPECIFIC being present or not.
4179 * tree.h (DECL_NUM_STMTS): Purge.
4181 2004-07-07 Andrew Pinski <apinski@apple.com>
4183 * configure: Regenerate with the right autoconf.
4185 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4187 * ifcvt.c (total_bb_rtx_cost): New function.
4188 (find_if_case_1): Compare rtx_cost of basic block to cost of
4190 (find_if_case_2): Same.
4192 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4195 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4196 (output_return): Likewise.
4197 (output_sibcall): Abort if !flag_delayed_branch.
4198 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4199 (emit_and_preserve): New function.
4200 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4201 indirect jump to the thunked-to function if !flag_delayed_branch.
4202 * config/sparc/sparc.md (delayed_branch): New attribute.
4203 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4204 attribute to compute the length of the insn.
4205 (goto_handler_and_restore): Likewise.
4207 2004-07-07 Andrew Pinski <apinski@apple.com>
4209 PR tree-optimization/15777
4210 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4212 * expr.c (expand_expr_real_1): Fix formating.
4213 BUFFER_REF and IN_EXPR are dead.
4214 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4215 * tree-inline.c (estimate_num_insns_1): Likewise.
4216 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4217 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4218 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4220 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4222 * collect2.c (dump_file): Don't call cplus_demangle if
4223 HAVE_LD_DEMANGLE is defined.
4224 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4225 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4226 if HAVE_LD_DEMANGLE is defined.
4228 * configure.ac (--with-demangler-in-ld): Added
4229 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4230 --with-demangler-in-ld is used.
4231 * config.in: Regenerated.
4232 * configure: Likewise.
4234 2004-07-07 Roger Sayle <roger@eyesopen.com>
4236 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4237 for simple floating point operations "fp", double precision
4238 multiplication "dmul", and single and double precision division
4239 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4240 (ppc630_cost): New table split from ppc620_cost, to distinguish
4241 differences in floating point latencies.
4242 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4243 (rs6000_rtx_costs): Add support for single and double precision
4244 floating point addition, subtraction, multiplication, division,
4245 fused-multiply-add, fused-multiply-sub, negation, absolute value
4246 and negative absolute value. Tweak MEM case to use prefered idiom.
4248 2004-07-07 Richard Henderson <rth@redhat.com>
4250 * tree-flow-inline.h (may_propagate_copy): Move...
4251 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4252 attempt to copy between types requiring conversion.
4253 * tree-flow.h (may_propagate_copy): Update decl.
4254 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4256 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4258 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4259 from -mtune= option.
4261 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4263 * builtins.c: Rename movstr*, except for movstrict*, to
4264 movmem* and clrstr* to clrmem*.
4267 * genopinit.c: Likewise.
4268 * integrate.c: Likewise.
4269 * local-alloc.c: Likewise.
4270 * optabs.c: Likewise.
4271 * optabs.h: Likewise.
4272 * config/alpha/alpha.h: Likewise.
4273 * config/alpha/alpha.md: Likewise.
4274 * config/arm/arm-protos.h: Likewise.
4275 * config/arm/arm.c: Likewise.
4276 * config/arm/arm.md: Likewise.
4277 * config/avr/avr.md: Likewise.
4278 * config/c4x/c4x.c: Likewise.
4279 * config/c4x/c4x.md: Likewise.
4280 * config/frv/frv.md: Likewise.
4281 * config/i386/i386-protos.h: Likewise.
4282 * config/i386/i386.c: Likewise.
4283 * config/i386/i386.h: Likewise.
4284 * config/i386/i386.md: Likewise.
4285 * config/i860/i860.c: Likewise.
4286 * config/i860/i860.md: Likewise.
4287 * config/ip2k/ip2k.md: Likewise.
4288 * config/ip2k/libgcc.S: Likewise.
4289 * config/ip2k/t-ip2k: Likewise.
4290 * config/m32r/m32r.c: Likewise.
4291 * config/m32r/m32r.md: Likewise.
4292 * config/mcore/mcore.md: Likewise.
4293 * config/mips/mips.c: Likewise.
4294 * config/mips/mips.md: Likewise.
4295 * config/ns32k/ns32k.c: Likewise.
4296 * config/ns32k/ns32k.h: Likewise.
4297 * config/ns32k/ns32k.md: Likewise.
4298 * config/pa/pa.c: Likewise.
4299 * config/pa/pa.md: Likewise.
4300 * config/pdp11/pdp11.h: Likewise.
4301 * config/pdp11/pdp11.md: Likewise.
4302 * config/rs6000/rs6000.c: Likewise.
4303 * config/rs6000/rs6000.md: Likewise.
4304 * config/s390/s390-protos.h: Likewise.
4305 * config/s390/s390.c: Likewise.
4306 * config/s390/s390.md: Likewise.
4307 * config/sh/lib1funcs.asm: Likewise.
4308 * config/sh/sh.c: Likewise.
4309 * config/sh/sh.md: Likewise.
4310 * config/sh/t-sh: Likewise.
4311 * config/sparc/sparc.h: Likewise.
4312 * config/vax/vax.md: Likewise.
4313 * config/xtensa/xtensa.c: Likewise.
4314 * config/xtensa/xtensa.md: Likewise.
4315 * doc/invoke.texi: Likewise.
4316 * doc/md.texi: Likewise.
4317 * doc/rtl.texi: Likewise.
4319 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4322 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4323 * config/mips/mips.c (mips_declare_common_object): New function,
4324 mostly split out from...
4325 (mips_output_aligned_decl_common): ...here.
4326 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4327 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4328 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4329 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4331 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4334 * function.c (assign_parms): Fix typo from previous change.
4336 2004-07-07 Jason Merrill <jason@redhat.com>
4339 * doc/extend.texi (C++ Interface): Correct information and
4342 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4347 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4350 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4353 * config/m32r/m32r.c (m32r_function_symbol): New function:
4354 Generate a symbol name RTX with the correct m32r specific flags
4356 (block_move_call): Use new function to generate correct symbol.
4357 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4358 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4361 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4363 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4364 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4365 TYPE_BINFO_BASETYPE): Remove.
4366 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4368 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4370 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4371 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4372 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4373 (struct tree_binfo): Rename base_types to base_binfos.
4374 * alias.c (record_component_aliases): Adjust BINFO macros.
4375 * dbxout.c (dbxout_type): Likewise.
4376 * dwarf2out.c (gen_member_die): Likewise.
4377 * sdbout.c (sdbout_one_type): Likewise.
4378 * tree-dump.c (deque_and_dump): Likewise.
4379 * config/i386/i386.c (classify_argument,
4380 contains_128bit_aligned_vector_p): Likewise.
4382 2004-07-07 Nick Clifton <nickc@redhat.com>
4384 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4385 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4387 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4389 * vec.h: Fix the example use.
4391 2004-07-06 Richard Henderson <rth@redhat.com>
4393 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4394 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4395 * tree-inline.c (copy_body_r, setup_one_parameter,
4396 initialize_inlined_parameters, expand_call_inline,
4397 declare_inline_vars): Don't check it.
4398 (expand_calls_inline): Remove old version, rename new version
4399 from gimple_expand_calls_inline.
4400 * tree-optimize.c (execute_gimple): Remove.
4401 (pass_gimple): Don't run anything.
4403 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4405 * doc/sourcebuild.texi: Use semicolons instead of commas in
4408 2004-07-06 Richard Henderson <rth@redhat.com>
4410 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4411 (sra_walk_modify_expr, scan_init): Likewise.
4412 (generate_element_zero): Check visited before scanning children.
4413 (generate_element_init): Set visited on error.
4414 (scalarize_init): Handle generate_element_init failure similar
4417 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4419 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4420 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4422 2004-07-06 Richard Henderson <rth@redhat.com>
4424 * config/i386/i386.c (legitimize_pic_address): Make static.
4425 (legitimize_address): Handle CONST with TLS operand.
4426 (ix86_expand_move): Don't call legitimize_pic_address directly.
4427 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4429 2004-07-06 Roger Sayle <roger@eyesopen.com>
4431 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4432 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4433 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4434 is currently executed unconditionally, i.e. not in "else_bb".
4436 2004-07-06 Steven Bosscher <stevenb@suse.de>
4438 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4439 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4440 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4441 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4442 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4443 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4444 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4445 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4446 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4447 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4448 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4449 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4450 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4451 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4452 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4453 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4455 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4457 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4458 * expr.c (expand_expr_real_1): Ditto.
4459 * tree-inline.c (estimate_num_insns_1): Ditto.
4460 * tree-pretty-print.c (dump_generic_node): Ditto.
4464 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4466 * tree-ssa-pre.c (reference_node_pool): New pool.
4467 (find_or_generate_expression): Class 'r' is okay too.
4468 (create_value_expr_from): Ditto.
4469 (add_to_sets): LHS should not include vuses.
4471 (compute_avail): Reverse ordering of tests.
4472 Valuize INDIRECT_REF as well.
4474 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4476 PR rtl-optimization/16380
4477 * loop.c (check_dbra_loop): Sink comparison instructions if they
4478 do something other than set cc0.
4480 2004-07-06 James E Wilson <wilson@specifixinc.com>
4482 * doc/interface.texi (longjmp and automatic variables): Delete
4483 paragraph recommending taking the address of a variable.
4485 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4487 * vec.h (VEC_embedded_alloc): Remove.
4488 (VEC_embedded_size, VEC_embedded_init): New.
4489 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4491 (VEC_truncate): New.
4492 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4493 (vec_embedded_alloc): Remove.
4494 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4495 (vec_embedded_alloc): Remove.
4497 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4499 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4500 (gt-langhooks.h): Remove.
4502 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4504 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4506 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4508 * config/sparc/sparc.c (get_pc_symbol): Rename into
4509 add_pc_to_pic_symbol.
4510 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4511 (load_pic_register): Account for previous changes.
4512 Use reg_names. Don't create the label twice.
4513 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4514 UNSPEC_LOAD_PCREL_SYM.
4515 (get_pc): Rename into load_pcrel_sym. Add predicate to
4516 operands. Remove condition.
4518 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4520 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4521 RECORD, UNION & QUAL_UNION is actually a binfo.
4523 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4524 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4525 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4526 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4527 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4528 (gen_inheritance_die): Likewise.
4529 * tree-dump.c (deque_and_dump): Likewise.
4530 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4532 2004-07-06 Steven Bosscher <stevenb@suse.de>
4534 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4536 * config/mcore/mcore.md: Model memory latency with a simple DFA
4537 pipeline description instead of a define_function_unit.
4539 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4541 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4542 * langhooks.h (var_mod_type_p): Likewise.
4543 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4544 * expr.c (count_type_elements): Properly handle return from
4545 array_type_nelts and properly test for overflow.
4546 * gimplify.c (gimplify_init_constructor): Properly handle return
4547 from array_type_nelts.
4548 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4549 * integrate.c (copy_decl_for_inlining): Correct comments.
4550 * tree-inline.c (remap_decl): Update comments, remove dead code,
4551 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4552 (remap_type): Only remap if variably modified by vars in function
4554 (copy_body_r): Use compatible_type langhooks to see when can fold.
4555 (setup_one_parameter): Don't remap type.
4556 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4557 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4558 compute TREE_INVARIANT for decl case.
4559 (find_var_from_fn): New function.
4560 (variably_modified_type_p): Add arg and call new function.
4561 * tree.h (variably_modified_type_p): Add extra arg.
4563 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4565 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4566 (goto_handler_and_restore_v9): Delete disabled insn.
4567 (goto_handler_and_restore_v9_sp64): Likewise.
4569 2004-07-05 Roger Sayle <roger@eyesopen.com>
4571 * calls.c (load_register_parameters): Call expand_shift instead
4572 of expand_binop with ashl_optab (or other shift optab) directly.
4573 * expr.c (emit_group_load, emit_group_store): Likewise.
4574 * function.c (assign_parm_setup_block): Likewise.
4575 * stmt.c (shift_return_value): Likewise.
4577 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4579 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4581 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4583 * doc/sourcebuild.texi: Revert previous patch.
4585 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4587 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4588 TARGET_MEM_FUNCTIONS.
4589 * system.h: Poison TARGET_MEM_FUNCTIONS.
4590 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4591 bcmp_libfunc, bzero_libfunc): Remove.
4592 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4594 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
4595 * doc/standards.texi: Don't mention calling BSD string functions.
4596 * doc/invoke.texi: Likewise. Mention that memmove may be called.
4597 * config/vax/t-memfuncs: New.
4598 * config/memcmp.c, config/memcpy.c, config/memmove.c,
4599 config/memset.c: New.
4600 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
4601 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
4603 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
4604 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
4605 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
4606 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
4607 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
4608 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
4609 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
4610 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
4611 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
4612 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
4614 2004-07-05 Richard Henderson <rth@redhat.com>
4616 * function.c (assign_parm_setup_reg): Properly rename variables in
4617 FUNCTION_ARG_CALLEE_COPIES section.
4619 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4621 * tree-mudflap.c: Include cgraph.h.
4622 (mf_init_extern_trees): Rename to mudflap_init. Export.
4623 Rewrite to create synthetic declarations instead of looking
4624 up declarations from mf-runtime.h.
4625 (mf_make_builtin, mf_make_cache_struct_type): New functions.
4626 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
4628 (execute_mudflap_function_decls, mudflap_register_call):
4629 Don't call mf_init_extern_trees.
4630 (mudflap_finish_file): Use cgraph_build_static_cdtor.
4632 * tree-mudflap.h: Update prototypes.
4633 * c-mudflap.c: Delete file.
4634 * c-common.c: Include tree-mudflap.h.
4635 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
4636 * Makefile.in: Remove all references to c-mudflap.o.
4637 Update dependencies.
4639 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4641 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
4642 displacements with the spatial-locality cache-control completer.
4644 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4646 * langhooks.c: Don't include gt-langhooks.h.
4647 (var_labelno): Delete.
4648 (lhd_set_decl_assembler_name): Do not append a distinguishing
4649 number to file-scope internal-linkage declarations for the first
4650 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
4651 the declaration itself (if at block scope), or its containing
4652 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
4655 * opts.c (cur_in_fname): New global.
4656 * opts.h: Declare it.
4657 * tree.c: Include opts.h.
4658 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
4659 DECL_UID equal to cur_in_fname.
4660 (copy_node_stat): Do not change DECL_UID when copying a
4661 TRANSLATION_UNIT_DECL.
4662 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
4663 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
4665 * c-decl.c (c_static_assembler_name): Delete.
4666 * c-tree.h (c_static_assembler_name): Delete prototype.
4667 * c-lang.c, objc/objc-lang.c: Don't override
4668 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
4670 * Makefile.in (tree.o): Update dependencies.
4671 (GTFILES): Remove langhooks.c.
4673 2004-07-05 Roger Sayle <roger@eyesopen.com>
4675 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
4676 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
4677 Normalize "X % C" as "X % -C" for signed modulus and negative C.
4678 Optimize "X % -Y" as "X % Y" for signed modulus.
4679 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
4680 into "((unsigned) X % Y) == 0".
4682 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4684 * sourcebuild.texi (Config Fragments): Use @comma{} in
4685 cross-reference to section title.
4687 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4689 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
4690 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
4691 (gimplify_target_expr, gimplify_expr): Likewise.
4692 (copy_if_shared_r): No longer need special case for BIND_EXPR.
4693 (unshare_body, unvisit_body): Only look at nested if BODY_P is
4695 (gimplify_compound_lval): See if we can strip any useless conversion.
4696 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
4698 (gimplify_modify_expr_to_memset): Likewise.
4699 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
4700 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
4701 (declare_inline_vars): Likewise.
4702 (walk_type_fields): New function.
4703 (walk_tree): Use it.
4704 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
4706 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
4707 (sra_walk_modify_expr): Allow init function to fail.
4708 (scan_init): Now returns bool.
4709 (generate_element_init): If can't understand INIT, return false.
4710 (scalarize_init): Return false if generate_element_init does.
4712 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
4715 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
4716 bounds if bounds aren't constant.
4718 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
4720 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
4721 to type hooks; remove bogus PARAMS.
4723 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
4725 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
4726 * dwarf2out.c (add_data_member_location_attribute): Check for
4728 * tree.c (tree_node_kinds): Add "binfos".
4729 (binfo_lang_slots): New.
4730 (make_node_stat): Add TREE_BINFO.
4731 (make_tree_binfo_stat): New.
4732 (tree_node_structure): Add TREE_BINFO.
4733 * tree.def (TREE_BINFO): New.
4734 * tree.h (REC_OR_UNION_CHECK): Rename to ...
4735 (RECORD_OR_UNION_CHECK): ... here.
4736 (NOT_RECORD_OR_UNION_CHECK): New.
4737 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
4738 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
4739 RECORD_OR_UNION_CHECK.
4740 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
4741 (TYPE_LANG_SLOT_1): New.
4742 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
4743 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
4744 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
4745 (BINFO_ELTS): Remove.
4746 (BINFO_LANG_SLOT): New.
4747 (struct tree_binfo): New.
4748 (binfo_lang_slots): Declare.
4749 (enum tree_node_structure_enum): Add TS_BINFO.
4750 (union tree_node): Add binfo.
4751 (make_tree_binfo_stat): Declare.
4752 (make_tree_binfo): New.
4753 (enum tree_node_kind): Add binfo_kind.
4755 * objc/objc-act.c (start_class, objc_declare_protocols,
4756 start_protocols): Use TYPE_LANG_SLOT_1.
4757 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
4759 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
4760 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
4761 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
4762 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
4764 2004-07-05 Steven Bosscher <stevenb@suse.de>
4766 * rtl.h (struct rtx_def): Remove the integrated flag.
4767 Use the return_val flag for MEM_SCALAR_P.
4768 Reshuffle and update flags in CLEAR_RTX_FLAGS.
4770 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
4773 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
4774 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
4777 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
4779 * var-tracking.c: Fix some comments.
4780 (frame_stack_adjust): New.
4781 (vt_stack_adjustments): Init stack_adjust of entry block to
4782 minus stack adjustment of function prologue.
4783 (adjust_stack_reference): Do not adjust if adjustment == 0.
4784 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
4785 (emit_notes_in_bb): Likewise.
4786 (vt_add_function_parameters): Do not adjust locations of
4788 (vt_initialize): Compute the stack adjustment of function
4789 prologue and offset the initial "location" of frame_base_decl
4790 from the stack pointer after prologue.
4792 2004-07-04 Richard Henderson <rth@redhat.com>
4794 * function.c (struct assign_parm_data_all): New.
4795 (struct assign_parm_data_one): New.
4796 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
4797 assign_parm_find_data_types, assign_parms_setup_varargs,
4798 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
4799 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
4800 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
4801 assign_parm_setup_block, assign_parm_setup_reg,
4802 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
4803 (assign_parms): ... here.
4805 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
4807 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
4808 now are bitmap_set_t's.
4809 (bitmap_insert_into_set): No point in inserting the value if
4811 (bitmap_set_contains): New function.
4812 (bitmap_set_replace_value): Add comment on why we do it
4814 (set_contains): Removed.
4815 (bitmap_set_subtract_from_value_set): New name of
4816 set_subtract now that it's arguments are two different
4819 (bitmap_find_leader): Change algorithm used.
4820 (find_or_generate_expression): Update use of functions for new
4822 (create_expression_by_pieces): Ditto.
4823 (insert_aux): Ditto.
4825 (add_to_sets): Ditto.
4827 (execute_pre): Ditto.
4828 (compute_avail): Ditto.
4829 Also ignore virtual phis.
4831 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4833 * combine.c (simplify_comparison): Fix comment typo.
4835 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4837 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
4838 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
4839 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
4840 (output_restore): Change parameter from 'insn' to 'pat'.
4841 (output_return): Adjust call to output_restore.
4842 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
4843 Adjust call to output_restore.
4845 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4847 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
4848 and assert system is bsd.
4850 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
4852 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
4853 (TARGET_SWITCHES): Remove -mdebugc.
4854 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
4855 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
4856 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
4857 (sle_[sd]i_reg): Delete.
4859 2004-07-04 Steven Bosscher <stevenb@suse.de>
4861 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4863 * config/iq2000/iq2000.md: Translate old pipeline description to an
4866 2004-07-04 Roger Sayle <roger@eyesopen.com>
4868 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
4869 Ensure the replacement rhs is valid gimple before performing
4870 the substitution. Return false if these sanity checks fail.
4871 (fold_stmt): Only set changed to true, if set_rhs returns true.
4872 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
4875 2004-07-04 Richard Henderson <rth@redhat.com>
4878 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
4880 2004-07-04 Mark Mitchell <mark@codesourcery.com>
4882 * configure.ac (ranlib_flags): New variable.
4883 * Makefile.in (RANLIB_FLAGS): New variable.
4884 (libbackend.a): Use it.
4885 * configure: Regenerated.
4887 2004-07-04 Roger Sayle <roger@eyesopen.com>
4889 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
4890 a "sign mask" instead of using ashr_optab directly.
4892 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
4894 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
4895 * doc/cppopts.texi: Clarify processing of command-line defines.
4897 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
4899 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
4901 2004-07-04 Richard Henderson <rth@redhat.com>
4903 * rtl.def (ADDRESSOF): Remove.
4904 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
4905 (find_base_term, memrefs_conflict_p): Likewise.
4906 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
4907 (fold_rtx, cse_insn, set_live_p): Likewise.
4908 * dwarf2out.c (mem_loc_descriptor): Likewise.
4909 (add_location_or_const_value_attribute): Likewise.
4910 * emit-rtl.c (copy_insn_1): Likewise.
4911 * explow.c (memory_address): Likewise.
4912 * expmed.c (store_split_bit_field): Likewise.
4913 * expr.c (expand_expr_real_1): Likewise.
4914 * function.c (instantiate_decl
4915 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
4916 * genrecog.c (preds, validate_pattern): Likewise.
4917 * integrate.c (copy_rtx_and_substitute): Likewise.
4918 * recog.c (general_operand, register_operand): Likewise.
4919 (memory_address_p): Likwise.
4920 * reload1.c (eliminate_regs, elimination_effects): Likewise.
4921 * rtl.c (copy_rtx): Likewise.
4922 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4923 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
4924 * rtlhooks.c (gen_lowpart_general): Likewise.
4925 * stmt.c (expand_asm_operands): Likewise.
4926 * web.c (entry_register, replace_ref, web_main): Likewise.
4927 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
4928 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
4929 * config/arm/arm.c (thumb_rtx_costs): Likewise.
4930 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
4931 * config/frv/frv.c (move_destination_operand, move_source_operand,
4932 condexec_dest_operand, condexec_source_operand,
4933 condexec_memory_operand): Likewise.
4934 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
4935 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
4936 (destination_xfmode_operand): Likewise.
4937 * config/mips/mips.h (PREDICATE_CODES): Likewise.
4938 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
4939 * config/s390/s390.c (general_s_operand): Likewise.
4940 * config/s390/s390.md (mov*): Likewise.
4941 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
4943 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
4944 * expr.c (expand_expr_real_1): Likewise.
4945 * stmt.c (expand_decl): Likewise.
4946 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4948 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
4949 postponed_insns, put_var_into_stack, put_reg_into_stack,
4950 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
4951 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
4952 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
4953 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
4954 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
4955 purge_bitfield_addressof_replacements, purge_addressof_replacements,
4956 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
4957 struct insns_for_mem_walk_info, insns_for_mem_walk,
4958 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
4959 setjmp_protect_args): Remove.
4960 (push_function_context_to): Don't handle var_refs_queue.
4961 (pop_function_context_from, free_after_compilation): Likewise.
4962 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
4963 (assign_parms, allocate_struct_function): Likewise.
4964 (use_register_for_decl): New.
4965 (expand_function_end): Don't setjmp_protect.
4966 * function.h (struct emit_status): Update commentary.
4967 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
4968 (max_parm_reg, parm_reg_stack_loc): Remove.
4969 * passes.c (DFI_addressof): Remove.
4970 (dump_file_info): Remove addressof.
4971 (rest_of_handle_addressof): Remove.
4972 (rest_of_compilation): Don't call it.
4973 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
4974 * stmt.c (expand_decl): Use use_register_for_decl.
4975 * tree.h: Update decls.
4976 * web.c (mark_addressof): Remove.
4977 * doc/invoke.texi (-dF): Remove.
4979 2004-07-03 Richard Henderson <rth@redhat.com>
4981 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
4982 instead of gen_mem_addressof.
4983 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
4984 TImode output register.
4986 2004-07-03 Richard Henderson <rth@redhat.com>
4988 PR tree-optimization/16341
4989 * tree-sra.c (sra_walk_function): Increment to next stmt before
4990 processing the current stmt.
4991 (sra_insert_after): Always use BSI_SAME_STMT.
4993 2004-07-03 Richard Henderson <rth@redhat.com>
4995 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
4998 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5000 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5001 with tree_int_cst_equal.
5003 2004-07-03 Andreas Schwab <schwab@suse.de>
5005 * config/ia64/ia64.md: Define new attribute "empty".
5006 (prologue_use, nop_x, insn_group_barrier): Set it.
5008 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5009 skip over "empty" insns.
5011 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5013 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5014 context to gimplify_body.
5015 (walk_tree): Don't walk into types twice.
5016 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5018 * tree-sra.c (generate_element_init): Remove any useless conversions.
5020 * gimplify.c (gimplify_conversion): Remove stripping useless
5021 conversions from here.
5022 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5023 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5024 Unshare before substituting PLACEHOLDER_EXPR.
5025 (gimplify_modify_expr_to_memset): Likewise.
5026 Pass address of TO to memset, not TO itself.
5027 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5028 time we make an expression (to match a PLACEHOLDER_EXPR).
5030 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5031 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5032 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5033 * tree-ssa-dom.c (local_fold): Likewise.
5035 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5036 * langhooks.h (strct lang_hooks): New field type_max_size.
5037 * function.c (assign_temp): Call it.
5039 2004-07-03 Steven Bosscher <stevenb@suse.de>
5041 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5042 * config/sh/sh.md: Convert the SH1 pipeline description to
5045 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5047 * c-decl.c (struct c_binding): Remove contour field; add
5048 depth, invisible, nested fields.
5049 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5050 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5051 (bind): Add invisible and nested arguments. Initialize
5052 new fields of struct c_binding; adjust loop scanning for
5054 (free_binding_and_advance): Clear structure with memset.
5055 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5056 in file scope, even if it's in external scope too.
5057 (pushdecl): Adjust to match. Create invisible file-scope
5058 declarations for block-scope forward declarations of static functions.
5059 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5060 (undeclared_variable, lookup_label, declare_label, define_label)
5061 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5062 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5063 (store_parm_decls_oldstyle): Adjust to match.
5064 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5065 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5067 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5068 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5070 2004-07-02 Richard Henderson <rth@redhat.com>
5072 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5073 around variable_size.
5074 (set_decl_nonlocal): Remove.
5075 (store_parm_decls): Add stmts for pending sizes.
5076 * calls.c (calls_function, calls_function_1): Remove.
5077 (precompute_arguments): Don't call it.
5078 * cfgexpand.c (set_save_expr_context): Remove.
5079 (tree_expand_cfg): Don't call it.
5080 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5081 (dwarf2out_finish): Likewise.
5082 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5083 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5084 (safe_from_p): Don't queue SAVE_EXPRs.
5085 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5086 or build plain VAR_DECLs.
5087 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5089 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5090 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5091 (put_var_into_stack): Don't handle SAVE_EXPR.
5092 (gen_mem_addressof): Likewise.
5093 * function.h (struct function): Remove x_save_expr_regs.
5094 (save_expr_regs): Remove.
5095 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5096 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5097 * stor-layout.c (variable_size): Don't set it.
5098 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5099 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5100 all callers. Don't set SAVE_EXPR_CONTEXT.
5101 * tree-inline.h (remap_save_expr): Update decl.
5102 * tree.c (save_expr): Update build size.
5103 (first_rtl_op): Don't handle SAVE_EXPR.
5104 (unsave_expr_1, contains_placeholder_p): Likewise.
5105 (decl_function_context): Likewise.
5106 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5107 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5108 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5110 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5112 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5113 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5114 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5115 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5116 some first-person references and patronizing comments. Based on
5118 * doc/invoke.texi: Don't reference fortran@gnu.org.
5119 * doc/trouble.texi (Warning when a non-void function value is
5120 ignored): Rewrite. From Russ Allbery and Chris Devers.
5122 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5124 * tree-ssa-pre.c (bitmap_set_t): New.
5125 (bb_value_sets): avail_out is now a bitmap_set_t.
5126 (bitmap_find_leader): New function.
5127 (bitmap_value_insert_into_set): Ditto.
5128 (bitmap_set_copy): Ditto.
5129 (bitmap_value_replace_in_set): Ditto.
5130 (bitmap_set_contains_value): Ditto.
5131 (bitmap_set_new): Ditto.
5132 (bitmap_set_pool): New pool.
5133 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5134 (insert_aux): Ditto.
5135 (add_to_sets): Ditto.
5136 (compute_avail): Ditto
5140 (execute_pre): Ditto.
5142 2004-07-02 Roger Sayle <roger@eyesopen.com>
5144 * config/rs6000/rs6000.c (struct processor_costs): New structure
5145 used to hold instruction latencies/sizes for processor types.
5146 (rs6000_cost): New global variable pointing to current CPU's costs.
5147 (rs6000_override_options): Initialize rs6000_cost to point to the
5148 appropriate cost table based upon rs6000_cpu and optimize_size.
5149 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5152 2004-07-02 Richard Henderson <rth@redhat.com>
5154 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5156 2004-07-02 Steven Bosscher <stevenb@suse.de>
5158 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5160 2004-07-01 Richard Henderson <rth@redhat.com>
5162 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5163 (alpha_gp_save_rtx): Use assign_stack_local instead of
5166 2004-07-01 Richard Henderson <rth@redhat.com>
5168 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5169 (alpha_rtx_cost_data): Update to match.
5170 (alpha_rtx_cost_size): New.
5171 (alpha_rtx_costs): Honor optimize_size.
5173 2004-07-01 Richard Henderson <rth@redhat.com>
5175 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5176 * cfgexpand.c (tree_expand_cfg): Do it here.
5177 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5178 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5179 * config/mips/mips.c (mips_output_mi_thunk): And here.
5180 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5181 * config/sh/sh.c (sh_output_mi_thunk): And here.
5182 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5184 2004-07-01 Richard Henderson <rth@redhat.com>
5186 * tree.def (RTL_EXPR): Remove.
5187 * c-typeck.c (lvalue_p): Don't handle it.
5188 * expr.c (safe_from_p): Likewise.
5189 (expand_expr_real_1): Likewise.
5190 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5191 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5192 * gengtype.c (adjust_field_tree_exp): Likewise.
5193 * stmt.c (warn_if_unused_value): Likewise.
5194 * tree-gimple.c (recalculate_side_effects): Likewise.
5195 * tree-pretty-print.c (dump_generic_node): Likewise.
5196 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5197 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5198 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5200 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5201 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5202 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5203 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5204 all the bits that tracked last_expr.
5205 (expand_end_bindings): Don't track last_expr.
5206 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5207 (clear_last_expr): Remove.
5208 (expand_asm): Don't call it.
5209 (expand_asm_operands, expand_end_cond): Likewise.
5210 (expand_naked_return, expand_null_return_1): Likewise.
5211 * c-typeck.c (c_begin_compound_stmt): Likewise.
5212 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5213 * expr.c (expand_expr_real_1): Likewise.
5214 * tree.h: Update prototypes.
5216 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5217 (struct emit_status): Remove sequence_rtl_expr.
5218 (struct function): Remove x_rtl_expr_chain.
5219 (seq_rtl_expr, rtl_expr_chain): Remove.
5220 * function.c (struct temp_slot): Remove rtl_expr.
5221 (assign_stack_temp_for_type): Don't set it.
5222 (free_temp_slots, pop_temp_slots): Don't check it.
5223 (free_after_compilation): Don't clear x_rtl_expr_chain.
5224 (fixup_var_refs): Don't search it.
5225 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5226 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5228 (push_topmost_sequence): Likewise.
5229 (end_sequence, init_emit): Likewise.
5230 (start_sequence_for_rtl_expr): Remove.
5231 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5232 * rtl.h (preserve_rtl_expr_result): Remove.
5234 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5236 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5237 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5240 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5242 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5243 (STANDARD_STARTFILE_PREFIX_2): Define.
5244 (standard_startfile_prefix_1): Initialize to
5245 STANDARD_STARTFILE_PREFIX_1.
5246 (standard_startfile_prefix_2): Initialize to
5247 STANDARD_STARTFILE_PREFIX_2.
5248 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5249 (STANDARD_STARTFILE_PREFIX_1): Define.
5250 (STANDARD_STARTFILE_PREFIX_2): Define.
5251 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5252 (STANDARD_STARTFILE_PREFIX_2): Document.
5254 2004-07-01 Richard Henderson <rth@redhat.com>
5256 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5257 in order to disable scalarization. Instead set a flag and wait
5258 for a candidate decl.
5260 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5262 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5263 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5264 Use terminology "testsuite" and "enumerated".
5266 2004-07-01 Richard Henderson <rth@redhat.com>
5268 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5269 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5270 (initial_return_save): Likewise.
5271 (flush_queued_reg_saves): Remap register numbers.
5272 (dwarf2out_return_reg): Likewise.
5274 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5276 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5278 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5279 access functions for lower bound and element size and only output
5280 if lower bound nonzero or element size not same as that of type.
5281 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5283 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5285 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5287 2004-07-01 Per Bothner <per@bothner.com>
5289 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5291 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5293 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5294 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5295 first operand. Don't optimize if the bitfield is volatile.
5297 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5299 * c-pretty-print.c (pp_c_postfix_expression): Handle
5300 floating-point comparison operators.
5301 (pp_c_expression): Pass floating-point comparison
5302 operators to pp_c_postfix_expression.
5304 2004-07-01 Roger Sayle <roger@eyesopen.com>
5306 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5307 rtx_cost instead of "had_mult" to determine whether the transformed
5308 expression is cheaper than the original.
5310 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5312 * alias.c (get_alias_set, canon_rtx, get_addr,
5313 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5315 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5316 expand_builtin): Likewise.
5317 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5319 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5320 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5321 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5322 record_dead_and_set_regs_1, get_last_value_validate,
5323 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5324 * cse.c (check_dependence, canon_hash, equiv_constant,
5325 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5326 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5327 count_reg_usage): Likewise.
5328 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5329 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5330 cselib_record_sets): Likewise.
5331 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5332 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5333 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5334 * df.c (df_uses_record): Likewise.
5335 * dojump (do_jump): Likewise.
5336 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5337 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5338 decl_start_label): Likewise.
5339 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5340 operand_subword, change_address_1, make_safe_from): Likewise.
5341 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5342 stabilize, force_not_mem): Likewise.
5343 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5344 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5345 * expr.c (convert_move, convert_modes, emit_block_move,
5346 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5347 emit_move_insn_1, expand_assignment, store_expr,
5348 store_constructor_field, store_constructor, store_field,
5349 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5351 * final.c (cleanup_subreg_operands, alter_subreg,
5352 get_mem_expr_from_op): Likewise.
5353 * flow.c (notice_stack_pointer_modification_1,
5354 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5356 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5357 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5358 optimize_bit_field, flush_addressof, purge_addressof_1,
5359 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5360 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5361 keep_stack_depressed): Likewise.
5362 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5363 noce_process_if_block, find_memory): Likewise.
5364 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5365 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5366 update_equiv_regs): Likewise.
5367 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5368 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5369 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5370 * passes.c (rest_of_handle_final): Likewise.
5371 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5372 move2add_note_store): Likewise.
5373 * ra-build.c (detect_remat_webs): Likewise.
5374 * ra-debug.c (dump_static_insn_cost): Likewise.
5375 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5376 * recog.c (validate_change, apply_change_group, cancel_changes,
5377 validate_replace_rtx_1, general_operand, register_operand,
5378 nonmemory_operand, push_operand, pop_operand, memory_operand,
5379 indirect_operand, asm_operand_ok, offsettable_memref_p,
5380 offsettable_nonstrict_memref_p, constrain_operands,
5381 store_data_bypass_p): Likewise.
5382 * reg-stack.c (subst_stack_regs_pat): Likewise.
5383 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5384 copy_cost, reg_scan_mark_refs): Likewise.
5385 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5386 combine_stack_adjustments_for_block): Likewise.
5387 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5388 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5389 find_reloads, find_reloads_address, find_reloads_address_1,
5390 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5391 find_equiv_reg): Likewise.
5392 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5393 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5394 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5395 delete_address_reloads): Likewise.
5396 * resource.c (mark_referenced_resources): Likewise.
5397 * rtlanal.c (get_jump_table_offset, count_occurrences,
5398 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5399 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5400 num_sign_bit_copies1): Likewise.
5401 * rtlhooks.c (gen_lowpart_general): Likewise.
5402 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5403 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5404 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5405 sdbout_global_decl): Likewise.
5406 * simplify-rtx.c (simplify_subreg): Likewise.
5407 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5408 expand_anon_union_decl, expand_end_case_type): Likewise.
5409 * unroll.c (calculate_giv_inc): Likewise.
5410 * var-tracking.c (stack_adjust_offset_pre_post,
5411 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5412 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5413 vt_add_function_parameters): Likewise.
5414 * varasm.c (make_var_volatile, notice_global_symbol,
5415 assemble_external, decode_addr_const, mark_weak,
5416 default_encode_section_info): Likewise.
5418 2004-07-01 Steven Bosscher <stevenb@suse.de>
5420 * stmt.c (check_seenlabel): Remove.
5421 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5423 2004-07-01 Richard Henderson <rth@redhat.com>
5425 * function.h (struct function): Remove x_function_call_count.
5426 (function_call_count): Remove.
5427 * calls.c (expand_call): Don't set it.
5428 * integrate.c (copy_rtx_and_substitute): Likewise.
5430 * function.h (struct function): Remove x_cleanup_label.
5431 (cleanup_label): Remove.
5432 * stmt.c (expand_value_return): Don't use it.
5433 * function.c (free_after_compilation): Don't set it.
5434 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5435 * cfgexpand.c (tree_expand_cfg): Update call.
5436 * tree.h (expand_function_start): Update decl.
5438 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5441 * c-lang.c (c_initialize_diagnostics): Move from here ...
5442 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5443 (c_tree_printer): Use pretty-printer to format %T.
5444 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5445 before '*' if not C++.
5446 (pp_c_direct_abstract_declarator): Don't try to print array upper
5447 bound for flexible array members.
5448 * c-tree.h: Include "diagnostic.h".
5449 (c_initialize_diagnostics): Declare.
5450 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5451 * c-format.c (format_type_warning): New function. Improve
5452 diagnostics for incorrect format argument types.
5453 (check_format_types): Use it. Add two parameters. Use the
5454 TYPE_MAIN_VARIANT of wanted_type.
5455 (check_format_info_main): Pass new parameters to
5457 (struct format_wanted_type): Update comment.
5459 2004-07-01 Nick Clifton <nickc@redhat.com>
5461 * target.h (struct gcc_target): Add new field to struct cxx:
5462 import_export_class.
5463 * target-def.h (TARGET_CXX): Initialise the new field.
5464 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5466 * doc/tm.texi: Document the new target hook.
5468 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5470 * builtins.c (fold_builtin_classify): Fix typo.
5472 2004-07-01 Richard Henderson <rth@redhat.com>
5474 * function.c (identify_blocks, identify_blocks_1): Remove.
5475 * function.h (identify_blocks): Remove.
5476 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5478 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5480 * builtins.c (fold_builtin_classify): New.
5481 (fold_builtin_unordered_cmp): Fix commentary.
5482 (fold_builtin): Use it.
5483 * builtins.def: Define builtins for isnan,
5484 isnanf, isnanl, finite, finitef, finitel,
5485 isinf, isinff, isinfl.
5487 2004-07-01 Richard Henderson <rth@redhat.com>
5489 * function.h (struct function): Remove dont_emit_block_notes.
5490 * gimple-low.c (lower_function_body): Don't set it.
5491 * cfgexpand.c (expand_block): Don't check it.
5492 * cfglayout.c (insn_locators_initialize): Likewise.
5493 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5494 * passes.c (rest_of_compilation): Likewise.
5495 * stmt.c (expand_start_bindings_and_block): Likewise.
5496 (expand_end_bindings): Likewise.
5498 2004-07-01 Richard Henderson <rth@redhat.com>
5500 * cgraph.h (cgraph_build_static_cdtor): Declare.
5501 * cgraphunit.c (cgraph_build_static_cdtor): New.
5502 * c-objc-common.c (build_cdtor): Use it.
5503 * coverage.c (create_coverage): Likewise.
5504 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5505 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5507 See ChangeLog.11 for earlier changes.