| blob | ddea34766facd44f5aaab823d5ce9c72559a1bee |
1 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
3 Introduce sh4a support.
4 * config.gcc: Handle sh4a multilibs and cpu selection.
5 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
6 * config/sh/t-mlib-sh4a: New.
7 * config/sh/t-mlib-sh4al: New.
8 * config/sh/t-mlib-sh4a-nofpu: New.
9 * config/sh/t-mlib-sh4a-single: New.
10 * config/sh/t-mlib-sh4a-single-only: New.
11 2004-02-20 DJ Delorie <dj@redhat.com>
12 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
13 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
14 2003-08-22 Eric Christopher <echristo@redhat.com>
15 * config/sh/sh4a.md: Update for chip errata.
16 2003-08-07 Eric Christopher <echristo@redhat.com>
17 * config/sh/sh4a.md: New file. sh4a processor description.
18 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
19 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
20 of -m4a-nofpu.
21 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
22 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
23 * doc/invoke.texi (SH Options): Document -m4al.
24 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
25 * config/sh/sh.c (expand_block_move): Remove commented-out code
26 checked in by mistake.
27 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
28 single elements from SFmode vectors.
29 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
30 register.
31 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
32 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
33 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
34 sh_fsca_int2sf): Remove variable declarations.
35 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
36 sh_fsca_int2sf): New functions.
37 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
38 sh_fsca_int2sf_rtx): New static variables.
39 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
40 sh_fsca_int2sf): Declare.
41 * config/sh/sh.md: Adjust.
42 * doc/invoke.texi (SH Options): Document new options.
43 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
44 compatibility from SH4 code.
45 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
46 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
47 early.
48 (memory_movsrc_operand): Renamed to...
49 (unaligned_load_operand): ... this. Simplified.
50 * config/sh/sh.h (PREDICATE_CODES): Adjust.
51 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
52 input operand to SImode, and adjust the others. Introduce
53 post-increment by peephole.
54 * config/sh/sh.c (expand_block_move): Give the target address the
55 same mode as the temp reg.
56 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
57 copying.
58 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
59 Introduce support for SH4a.
60 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
61 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
62 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
63 sh_fsca_int2sf): New.
64 (sh_init_builtins): Initialize them.
65 (print_operand): Support `d'.
66 (expand_block_move): Use movua if src is misaligned.
67 (memory_movsrc_operand): New.
68 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
69 and one of the SH4 macros.
70 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
71 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
72 SELECT_SH4A_SINGLE): New.
73 (TARGET_NONE): Add SH4A_BIT.
74 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
75 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
76 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
77 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
78 (enum processor_type): Added PROCESSOR_SH4A.
79 (PREDICATE_CODES): Add memory_movsrc_operand.
80 * config/sh/sh.md: Removed unused variables.
81 (attr cpu): Add sh4a.
82 (attr type): Add movua, fsrra and fsca.
83 (prefetch): New, for SH4.
84 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
85 (toggle_sz): Set type to fp.
86 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
87 (movua, extv, extzv): New.
88 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
89 and 4a-single-only.
91 2004-07-28 Diego Novillo <dnovillo@redhat.com>
93 * tree-optimize.c (init_tree_optimization_passes): Schedule
94 pass_may_alias right after the program is renamed into SSA.
95 * tree-pass.h (PROP_alias): Define.
96 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
97 * tree-sra.c (pass_sra): Likewise.
98 * tree-ssa-ccp.c (pass_ccp): Likewise.
99 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
100 * tree-ssa-dce.c (pass_dce): Likewise.
101 * tree-ssa-dom.c (pass_dominator): Likewise.
102 * tree-ssa-dse.c (pass_dse): Likewise.
103 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
104 * tree-ssa-loop-ch.c (pass_ch): Likewise.
105 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
106 * tree-ssa-pre.c (pass_pre): Likewise.
107 * tree-tailcall.c (pass_tail_recursion): Likewise.
108 * tree-ssa.c (pass_redundant_phi): Likewise.
109 * tree-ssa-alias.c (aliases_computed_p): Remove.
110 Update all users.
111 (init_alias_info): Do not mark all type tags for renaming
112 unconditionally.
113 Clear may_aliases from every symbol.
114 (setup_pointers_and_addressables): If a pointer has not been
115 dereferenced and it had a type tag, clear it and mark the old
116 tag for renaming.
118 2004-07-28 Diego Novillo <dnovillo@redhat.com>
120 PR tree-optimization/16705
121 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
122 .GLOBAL_VAR.
124 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
126 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
127 check.
129 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
130 don't make another one.
132 PR optimization/15077
133 * function.h (struct function): Add field saved_static_chain_decl.
134 Fix comment for static_chain_decl.
135 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
136 * tree-inline.h (save_body): Add new arg.
137 * tree-optimize.c (tree_rest_of_compilation): Handle saving
138 static_chain_decl.
140 2004-07-27 Richard Henderson <rth@redhat.com>
142 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
143 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
144 is_gimple_addressable.
145 * tree-gimple.c (is_gimple_addressable): Rename from
146 is_gimple_addr_expr_arg; accept INDIRECT_REF.
147 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
148 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
149 rename to is_gimple_addressable.
151 2004-07-28 Alan Modra <amodra@bigpond.net.au>
153 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
155 2004-07-27 Richard Henderson <rth@redhat.com>
157 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
158 before rounding.
160 2004-07-27 Zack Weinberg <zack@codesourcery.com>
162 * libgcc2.c: Change all conditionals testing
163 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
164 * libgcc2.h: Likewise.
165 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
166 TYPE_PRECISION of float80_type to 80.
167 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
168 of fpreg_type and float80_type to 80.
169 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
170 * config/m68k/netbsd-elf.h:
171 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
172 to evaluate to 80 whenever they would formerly have evaluated to 96.
173 * config/i386/sco5.h: Remove unnecessary redefinition of
174 LONG_DOUBLE_TYPE_SIZE.
175 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
176 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
177 XFmode, with a bitsize of 80. Update commentary.
178 * config/ia64/ia64-modes.def: Likewise.
179 * config/m68k/m68k-modes.def: Likewise.
181 2004-07-27 Steven Bosscher <stevenb@suse.de>
183 * cfgexpand.c (tree_expand_cfg): Fix comment.
185 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
186 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
187 Remove.
188 (prepare_function_start): Don't set rtx_equal_function_value_matters.
189 * integrate.c (copy_rtx_and_substitute): Don't test for it.
190 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
191 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
192 here again. Update leading comment.
193 * rtl.c (rtx_equal_function_value_matters): Remove.
194 (rtx_equal_p): Don't test for it.
195 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
196 Likewise.
198 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
199 * rtl.c (note_insn_name): Likewise.
200 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
201 * final.c (final_scan_insn): Likewise.
203 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
204 * passes.c (rest_of_handle_eh): Do it here.
206 * stmt.c (struct nesting): Remove struct nesting block member.
207 (struct stmt_status): Remove x_block_start_count field.
208 (current_block_start_count): Remove.
210 2004-07-27 Brian Booth <bbooth@redhat.com>
212 * tree-optimize.c (register_one_dump_file): Update condition that uses
213 static_pass_number.
214 (dup_pass_1): Replace with...
215 (next_pass_1): This.
216 (NEXT_PASS): Call next_pass_1.
217 (DUP_PASS): Remove.
218 (init_tree_optimization_passes): Remove uses of DUP_PASS.
219 (execute_one_pass): Update condition that uses
220 static_pass_number.
221 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
222 integer.
224 2004-07-27 Nick Clifton <nickc@redhat.com>
226 * config/m32r/m32r.c: Include integrate.h in order to get the
227 prototype for get_hard_reg_initial_val().
229 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
230 and tidy up indentation.
231 (final_presence_set): Use absence_set instead, so that if there is
232 nothing in the "o" pipe the "s" pipe can be scheduled.
234 2004-07-27 Diego Novillo <dnovillo@redhat.com>
236 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
237 don't have PT_VARS nor PT_MALLOC set.
238 Clear name tag from pointers that have not been dereferenced.
239 (set_pt_anything, set_pt_malloc): Forward declare.
240 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
241 not type compatibility when determining if a pointer can be
242 copy propagated.
244 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
246 * expr.h (canonicalize_condition, get_condition): Add an int argument.
247 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
248 it to check whether the condition is still valid at the jump insn.
249 * ifcvt.c (noce_get_condition): Likewise.
250 (noce_get_alt_condition): Update call to canonicalize_condition.
251 * loop-iv.c (simplify_using_initial_values): Update call to
252 get_condition. Remove FIXME.
253 (check_simple_exit): Update call to get_condition.
254 * loop-unswitch.c (may_unswitch_on): Likewise.
255 * loop.c (check_dbra_loop): Likewise.
256 (canonicalize_condition, get_condition): Add an argument to say whether
257 the condition must still be valid at INSN.
258 (get_condition_for_loop): Update call to get_condition. Require that
259 the condition be valid at INSN.
260 * predict.c (estimate_probability): Update call to get_condition.
261 Remove unused earliest parameter.
262 (expected_value_to_br_prob): Update call to canonicalize_condition.
264 2004-07-26 Eric Christopher <echristo@redhat.com>
266 * tree-dfa.c (add_referenced_var): Register initializers of global
267 variables.
269 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
271 * config/i386/i386.c (function_arg): Always treat 8-
272 and 16-byte wide vectors the same, even if MMX/SSE
273 are disabled.
274 (contains_128bit_aligned_vector_p): Add comment.
276 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
278 * ra.h (enum node_type): Rename to:
279 (enum ra_node_type).
280 * ra-colorize.c: Likewise.
282 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
284 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
285 after simplifying the jump.
287 2004-06-26 Richard Henderson <rth@redhat.com>
289 * calls.c (combine_pending_stack_adjustment_and_call): Make
290 preferred_unit_stack_boundary argument unsigned. Make
291 unadjusted_alignment unsigned.
292 (expand_call): Make preferred_stack_boundary and
293 preferred_unit_stack_boundary variables unsigned.
294 * function.c (assign_stack_local_1): Make alignment unsigned.
295 * function.h (struct function): Make stack_alignment_needed,
296 preferred_stack_boundary unsigned.
297 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
298 (ix86_compute_frame_layout): Make stack_alignment_needed,
299 preferred_alignment variables unsigned.
300 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
302 2004-07-26 Tom Tromey <tromey@redhat.com>
304 * tree.h: Fix typo in comment.
306 2004-07-26 Daniel Jacobowitz <dan@debian.org>
308 PR bootstrap/12804
309 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
310 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
311 (ggc_free): Remove incorrect freeing.
312 (sweep_pages): Advance PP for large pages. Fix indentation.
314 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
316 PR rtl-optimization/16643
317 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
318 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
319 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
320 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
321 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
322 * function.c (thread_prologue_and_epilogue_insns): Likewise.
323 * rtl.h (tracer): Add a flags parameter.
324 * tracer.c (tracer): Pass it to cfg_layout_initialise.
325 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
326 (rest_of_handle_reorder_blocks): Update calls to tracer and
327 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
328 (rest_of_handle_tracer): Pass 0 to tracer.
329 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
331 2004-07-25 David Edelsohn <edelsohn@gnu.org>
333 PR target/16239
334 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
335 f->f.
337 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
339 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
340 (BINFO_BASE_ACCESS): Adjust.
341 (BINFO_BASE_ACCESS_APPEND): New.
342 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
343 * dbxout.c (dbxout_type): Adjust binfo access accessing.
344 * dwarf2out.c (gen_member_die): Likewise.
345 * tree-dump.c (deque_and_dump): Likewise.
347 2004-07-26 Falk Hueffner <falk@debian.org>
349 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
350 costs.
352 2004-07-25 Roger Sayle <roger@eyesopen.com>
354 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
355 value off of the stack if TARGET_USE_FFREEP.
357 2004-07-26 Bernardo Innocenti <bernie@develer.com>
359 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
360 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
361 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
362 check on invocation of XRESIZEVEC ().
364 2004-07-26 Bernardo Innocenti <bernie@develer.com>
366 * c-common.c (disable_builtin_function): Rename variable n to
367 new_disabled_builtin.
368 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
369 Rename local variable old to old_decl.
370 * gensupport.c (shift_output_template): Rename parameter old to src.
371 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
372 old_rtx and newx to new_rtx.
374 2004-07-26 Bernardo Innocenti <bernie@develer.com>
376 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
377 of c-pragma.h.
378 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
379 enum cpp_ttype.
380 * c-lex.c: Likewise.
382 2004-07-25 Roger Sayle <roger@eyesopen.com>
384 * fold-const.c (constant_boolean_node): Make extern.
385 (make_range): Wrap long lines.
386 (fold_cond_expr_with_comparison): Remove unnecessary call to
387 pedantic_non_lvalue. Add missing calls to fold_convert.
388 (fold_truthop): Add missing calls to fold_convert.
389 (fold): Likewise.
390 * tree.h (constant_boolean_node): Add prototype here.
391 * builtins.c (expand_builtin_strncmp): Add missing calls to
392 fold_convert.
393 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
394 Call fold_convert and constant_boolean_node to correct types.
395 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
396 missing call to fold_convert to correct types.
398 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
399 Brian Ryner <bryner@brianryner.com>
401 PR c++/9283
402 PR c++/15000
403 * c-common.c (c_common_attribute_table): Allow
404 handle_visibility_attribute to be called for types.
405 (handle_visibility_attribute) When given a type, set the visibility
406 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
407 so that we can check later whether the attribute was present. Added
408 warning if attribute applied to non class type.
409 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
410 decls and checking that they are consistent.
411 * common.opt: Added -fvisibility.
412 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
413 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
414 * flags.h, tree.h: Added assorted support defines for overall patch
415 * opts.c: Added parsing support for -fvisibility.
416 * tree.c (build_decl): Set visibility for all decls to be whatever
417 is in force at that time.
418 * varasm.c (default_binds_local_p_1): Reworked logic determining
419 when to make a symbol locally bound.
420 * doc/invoke.texi: Added documentation for -fvisibility and
421 -fvisibility-inlines-hidden.
423 2004-07-25 Bernardo Innocenti <bernie@develer.com>
425 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
426 * c-common.c: Add missing casts from void * to other types.
427 * c-decl.c: Likewise.
428 * c-format.c: Likewise.
429 * c-lex.c: Likewise.
430 * c-pragma.c: Likewise.
431 * c-typeck.c: Likewise.
432 * defaults.h: Likewise.
433 * genconstants.c: Likewise.
434 * gengtype-lex.l: Likewise.
435 * genmodes.c: Likewise.
436 * read-rtl.c: Likewise.
437 * rtl.c: Likewise.
439 2004-07-25 Bernardo Innocenti <bernie@develer.com>
441 * bitmap.c: Use type-safe memory allocation macros from libiberty.
442 * c-common.c: Likewise.
443 * c-decl.c: Likewise.
444 * c-lang.c: Likewise.
445 * c-lex.c: Likewise.
446 * c-opts.c: Likewise.
447 * c-parse.in: Likewise.
448 * c-typeck.c: Likewise.
449 * genconditions.c: Likewise.
450 * gengtype-lex.l: Likewise.
451 * gengtype-yacc.y: Likewise.
452 * gengtype.c: Likewise.
453 * genmodes.c: Likewise.
454 * gensupport.c: Likewise.
455 * read-rtl.c: Likewise.
456 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
457 htab_find_slot().
459 2004-07-25 Bernardo Innocenti <bernie@develer.com>
461 * c-decl.c (groktypename, groktypename_in_param_context): Rename
462 variable typename to type_name.
463 * c-lex.c (interpret_float): Likewise.
465 2004-07-25 Roger Sayle <roger@eyesopen.com>
467 * convert.c (convert_to_real, convert_to_integer,
468 convert_to_complex): Replace calls to build with calls to buildN.
469 * coverage.c (tree_coverage_counter_ref): Likewise.
470 * dojump.c (do_jump): Likewise.
471 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
472 * emit-rtl.c (component_ref_for_mem_expr,
473 set_mem_attributes_minus_bitpos): Likewise.
474 * explow.c (update_nonlocal_goto_save_area): Likewise.
475 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
476 expand_mult_add): Likewise.
477 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
478 store_constructor, get_inner_reference, expand_expr_real_1,
479 try_casesi, try_tablejump): Likewise.
480 * function.c (expand_function_start): Likewise.
481 * stmt.c (emit_case_bit_tests, expand_end_case_type,
482 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
483 * stor-layout.c (place_union_field, layout_type): Likewise.
484 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
485 * varasm.c (copy_constant): Likewise.
487 2004-07-25 Bernardo Innocenti <bernie@develer.com>
489 * c-common.c: Rename all identifiers named `new'.
490 * c-decl.c: Likewise.
491 * gensupport.c: Likewise.
492 * simplify-rtx.c: Likewise.
493 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
494 with XNEW().
495 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
496 with XNEWVEC().
498 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
500 PR c/15360
501 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
502 declarations until after calling pushdecl.
503 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
504 "extern" and not on whether the declaration is initialized.
506 2004-07-25 Daniel Jacobowitz <dan@debian.org>
508 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
509 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
510 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
511 "cpplib.h", "c-pragma.h", "c-common.h".
512 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
513 (solaris_register_pragmas): New functions.
514 * config/sol2-protos.h: New file.
515 * config/sol2.c: New file.
516 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
517 (REGISTER_TARGET_PRAGMAS): New macros.
518 (solaris_pending_aligns, solaris_pending_inits)
519 (solaris_pending_finis): New variables.
520 * config/t-sol2 (sol2-c.o): Update dependencies.
521 (sol2.o): New rule.
522 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
523 SUBTARGET_INSERT_ATTRIBUTES.
524 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
525 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
526 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
527 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
528 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
529 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
530 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
531 * config/sparc/sparc.c (sparc_attribute_table): New.
532 (TARGET_INSERT_ATTRIBUTES): Define in terms of
533 SUBTARGET_INSERT_ATTRIBUTES.
534 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
535 is defined.
536 * doc/extend.texi (Solaris Pragmas): New section.
538 2004-07-25 Bernardo Innocenti <bernie@develer.com>
540 * c-common.c: Rename all identifiers named `class' to `cl'.
541 * c-common.h: Likewise.
542 * c-parse.in: Likewise.
543 * c-typeck.c: Likewise.
544 * genmodes.c: Likewise.
545 * real.c: Likewise.
546 * real.h: Likewise.
547 * recog.c: Likewise.
548 * recog.h: Likewise.
549 * regrename.c: Likewise.
550 * tree.h: Likewise.
551 * c-common.c (builtin_function_2): Change type of 5th parameter from
552 int to enum built_in_function. Change type of 8th parameter from int
553 to bool.
554 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
555 with GGC_CNEW().
556 * c-typeck.c (convert_arguments): Change type of formal_prec from
557 int to unsigned int.
558 * genmodes.c (blank_mode): Make a few negative constants unsigned.
559 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
560 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
561 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
562 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
563 iterator to for_all_modes () instead of an enum because enums can't
564 be incremented in C++.
567 2004-07-25 Daniel Jacobowitz <dan@debian.org>
569 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
570 hard registers.
572 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
574 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
575 Handle ARRAY_RANGE_REF like ARRAY_REF.
577 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
579 * c-typeck.c (digest_init): Don't allow arrays of signed or
580 unsigned variants of wchar_t to be initialized by wide string
581 constants. Do allow arrays of enumerated types compatible with
582 wchar_t to be initialized by wide string constants. Refine tests
583 distinguishing wide and narrow strings and arrays. Give specific
584 error for arrays of other integer types initialized by string
585 constants.
586 (output_init_element, process_init_element): Check for
587 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
588 initializing with string constants.
590 2004-07-25 Richard Henderson <rth@redhat.com>
592 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
593 on the RESULT_DECL.
594 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
595 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
596 DECL_IGNORED_P to new decl.
598 2004-07-24 Zack Weinberg <zack@codesourcery.com>
600 * config/ia64/ia64.c (general_xfmode_operand)
601 (destination_xfmode_operand): Delete.
602 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
603 * config/ia64/ia64.md (*movxf_internal): Use general_operand
604 and destination_operand.
606 2004-07-24 Alexander Kabaev <kan@freebsd.org>
608 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
609 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
611 2004-07-24 Alexander Kabaev <kan@freebsd.org>
612 Zack Weinberg <zack@codesourcery.com
614 PR 16684
615 * c-decl.c (diagnose_mismatched_decls): Don't issue a
616 redundant-declaration warning the first time a builtin is
617 declared explicitly.
619 2004-07-25 Bernardo Innocenti <bernie@develer.com>
621 * tree.h (staticp): Change return type to bool.
623 2004-07-25 Bernardo Innocenti <bernie@develer.com>
625 * c-common.c (c_staticp): Last episode of the staticp saga.
627 2004-07-25 Bernardo Innocenti <bernie@develer.com>
629 * c-common.h (c_staticp): Change return type from int to bool.
630 * tree.c (staticp): Likewise.
631 * langhooks.h (staticp): Likewise.
633 2004-07-25 Bernardo Innocenti <bernie@develer.com>
635 * langhooks-def.h (lhd_staticp): Change return type from int to
636 bool in prototype to match definition.
638 2004-07-25 Bernardo Innocenti <bernie@develer.com>
640 * system.h (bool, true, false): Don't redefine as preprocessor macros
641 in C++.
643 2004-07-24 Roger Sayle <roger@eyesopen.com>
645 * expmed.c (init_expmed): A signed modulus by a power of two is
646 considered cheap if its less than or equal to four instructions.
648 2004-07-25 Bernardo Innocenti <bernie@develer.com>
650 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
651 GGC_CNEWVAR): New macros.
653 2004-07-25 Bernardo Innocenti <bernie@develer.com>
655 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
656 lists.
657 * c-decl.c: Likewise.
658 * c-format.c: Likewise.
659 * c-lex.c: Likewise.
660 * c-opts.c: Likewise.
661 * c-pragma.c: Likewise.
662 * c-typeck.c: Likewise.
663 * gencheck.c: Likewise.
664 * genconditions.c: Likewise.
665 * genconfig.c: Likewise.
666 * genflags.c: Likewise.
667 * gengtype.c: Likewise.
668 * gensupport.c: Likewise.
669 * ggc-none.c: Likewise.
670 * langhooks.c: Likewise.
671 * statistics.h: Likewise.
672 * stub-objc.c: Likewise.
673 * java/decl.c: Likewise.
675 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
677 * config/m68k/m68k.c (output_scc_di): Fix coding style.
678 (symbolic_operand): Fix prototype.
679 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
680 * config/m68k/m68k.md: Add constants for registers a0 and sp and
681 use them, change from the "{...}" syntax to the simpler {...}
682 syntax.
683 (*cfv4_extendqisi2): Fix destination predicate.
684 * config/m68k/m68k-protos.h: Remove various declarations also
685 generated via PREDICATE_CODES.
687 2004-07-23 Mike Stump <mrs@apple.com>
689 * c-typeck.c (convert_for_assignment): Tightened up pointer
690 converstions that differ in signedness.
692 2004-07-23 Zack Weinberg <zack@codesourcery.com>
694 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
696 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
698 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
699 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
701 * gimplify.c (gimplify_compound_lval): Check for no handled
702 operations, rather than checking for explicit list of nodes.
703 (is_gimple_addr_expr_arg_or_indirect): New function.
704 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
705 redundant setting of TREE_INVARIANT.
706 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
707 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
709 2004-07-23 Diego Novillo <dnovillo@redhat.com>
711 PR tree-optimization/16688
712 PR tree-optimization/16689
713 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
714 unnecessary initialization of 'tag'.
715 (get_tmt_for): Check that the new type tag has the same alias
716 set as the pointed-to type.
717 (group_aliases): Only regular variables need to be removed
718 from the alias set of a name tag.
719 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
720 propagation if the two types are not compatible.
721 (merge_alias_info): Rename from replace_ssa_names_ann.
722 Add more checking.
723 (replace_exp_1): If both arguments are SSA_NAMEs, check that
724 the propagation can be done.
725 Only call merge_alias_info on pointers.
726 (propagate_value): Likewise.
727 * tree-ssa-copyrename.c: Include langhooks.h.
728 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
729 to do the merging.
730 Do not coalesce variables with incompatible types.
731 (rename_ssa_copies): Call replace_ssa_name_symbol.
732 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
733 the same type as the underlying _DECL.
734 * tree-ssanames.c (replace_ssa_name_symbol): New function.
735 * tree.h (replace_ssa_name_symbol): Declare.
737 2004-07-23 Richard Henderson <rth@redhat.com>
739 PR c++/16277
740 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
741 unshare it properly.
742 (gimplify_modify_expr_rhs): Push assignment from a conditional into
743 the conditional for all non-register types.
745 2004-07-23 Richard Henderson <rth@redhat.com>
747 * expr.c (expand_expr_real_1): Don't handle non-local variables.
748 * expr.h (fix_lexical_addr): Remove.
749 * function.c (NEED_SEPARATE_AP): Remove.
750 (fix_lexical_addr): Remove.
751 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
752 not null decl_function_context.
753 (create_alias_vars): Likewise.
754 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
755 (simple_goto_p): Likewise.
756 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
757 * tree-ssa-ccp.c (get_default_value): Likewise.
758 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
759 * tree.c (needs_to_live_in_memory): Likewise.
760 * tree-flow-inline.h (may_be_aliased): Move...
761 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
762 when TREE_STATIC variables may be addressable.
764 2004-07-24 Jakub Jelinek <jakub@redhat.com>
766 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
768 2004-07-23 Zack Weinberg <zack@codesourcery.com>
770 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
771 bitmap contents if GENERATOR_FILE is defined.
772 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
773 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
775 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
777 * c-decl.c (start_function): Form composite type of function types
778 rather than copying type from previous prototype declaration.
780 2004-07-23 Janis Johnson <janis187@us.ibm.com>
782 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
783 the const qualifier for the second argument in the C++ functions.
785 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
786 specific pointer types.
788 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
789 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
790 for vector bool and/or vector pixel, add C++ and C missing support.
791 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
792 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
793 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
794 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
795 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
796 missing C++ and C support for vector bool and/or vector pixel.
797 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
798 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
799 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
800 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
801 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
802 C++ and C types used for vector bool and/or vector pixel.
803 (vec_st, vec_stl): Add C++ support for vector pixel.
804 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
805 (vec_all_ne): Add C++ support for vector pixel.
807 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
808 (vec_vmulesb): Add missing C++ function.
809 (vec_perm): Fix type of third argument in C++ function.
810 (vec_vsum4shs): Fix C++ function name.
811 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
812 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
813 argument passed to the error handler in C macro.
814 (vec_nmsub): Remove extra parens around argument names in C macro.
815 (vec_packpx): Add missing parens in C macro.
817 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
819 * machmode.def: Remove vector modes.
820 * config/alpha/alpha-modes.def: Add supported vector modes.
821 * config/arm/arm-modes.def: Likewise.
822 * config/frv/frv-modes.def: Likewise.
823 * config/i386/i386-modes.def: Likewise.
824 * config/rs6000/rs6000-modes.def: Likewise.
825 * config/sh/sh-modes.def: Likewise.
827 2004-07-23 Matthias Klose <doko@debian.org>
829 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
830 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
831 * config.h: Regenerate.
832 * configure: Likewise.
834 2004-07-22 Mark Mitchell <mark@codesourcery.com>
836 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
837 generated SYMBOL_REFs for labels.
838 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
839 Change prototype.
840 (machopic_stub_name): Remove.
841 (machopic_indirection_name): New function.
842 (machopic_mcount_stub_name): Likewise.
843 (machopic_classify_name): Remove.
844 (machopic_function_base_sym): New function.
845 (machpoic_classify_symbol): Likewise.
846 (machopic_classify_ident): Remove.
847 (machopic_define_ident): Likewise.
848 (machopic_define_name): Likewise.
849 (machopic_name_defined_p): Likewise.
850 (machopic_ident_defined_p): Likewise.
851 (darwin_strip_name_encoding): Likewise.
852 (machopic_define_symbol): New function.
853 * config/darwin.c (hashtab.h): Include.
854 (machopic_defined_list): Remove.
855 (machopic_classify_ident): Likewise.
856 (machopic_classify_name): Likewise.
857 (machopic_ident_defined_p): Likewise.
858 (machopic_define_ident): Likewise.
859 (machopic_define_name): Likewise.
860 (machopic_symbol_defined_p): New function.
861 (machopic_classify_symbol): Likewise.
862 (machopic_data_defined_p): Use machopic_classify_symbol.
863 (machopic_define_symbol): New function.
864 (machopic_function_base_sym): New function.
865 (machopic_non_lazy_pointers): Remove.
866 (machopic_non_lazy_ptr_name): Likewise.
867 (machopic_stubs): Likewise.
868 (machopic_stub_name): Likewise.
869 (NON_LAZY_POINTER_SUFFIX): New macro.
870 (STUB_SUFFIX): Likewise.
871 (machopic_indirection): New structure.
872 (machopic_indirections): New variable.
873 (machopic_indirection_hash): New function.
874 (machopic_indirection_eq): Likewise.
875 (machopic_indirection_name): Likewise.
876 (machopic_mcount_stub_name): New function.
877 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
878 hash table.
879 (machopic_indirect_data_reference): Rework to use new functions.
880 (machopic_indirect_call_target): Likewise.
881 (machopic_legitimize_pic_address): Likewise.
882 (machopic_output_indirection): New function.
883 (machopic_finish): Use it.
884 (machopic_operand_p): Rework to use new functions.
885 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
886 (darwin_strip_name_encoding): Remove.
887 (update_non_lazy_ptrs): Remove.
888 (update_stubs): Likewise.
889 (darwin_non_lazy_pcrel): Use new functions.
890 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
891 (ASM_OUTPUT_LABELREF): Likewise.
892 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
893 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
894 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
895 (TARGET_STRIP_NAME_ENCODING): Do not use
896 darwin_strip_name_encoding.
897 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
898 darwin_strip_name_encoding.
899 * config/i386/darwin.h (FUNCTION_PROFILER): Use
900 machopic_mcount_stub_name.
901 * config/i386/i386.c (x86_output_mi_thunk): Use
902 machopic_indirection_name, not machopic_stub_name.
903 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
904 machopic_function_base_sym.
905 (print_operand): Use machopic_classify_symbol.
906 (rs6000_emit_prologue): Use machopic_function_base_sym.
907 (output_profile_hook): Do not use machopic_stub_name.
908 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
910 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
912 PR c/7284
913 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
914 as multiplication.
916 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
918 * doc/implement-c.texi: New file.
919 * doc/extend.texi (C Implementation): Move to there.
920 * doc/gcc.texi: Include implement-c.texi.
921 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
923 2004-07-22 Jason Merrill <jason@redhat.com>
925 * integrate.c (copy_decl_for_inlining): Remove invisible reference
926 handling.
927 * tree-inline.c (setup_one_parameter): Likewise.
929 2004-07-22 Brian Booth <bbooth@redhat.com>
931 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
932 (substitute_and_fold): Propigate into VUSE operands when possible.
933 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
934 (cp_lattice_meet): Handle merging of latticevalues when
935 UNKNOWN_VAL is present.
936 (visit_stmt): Visit assignments with V_MUST_DEFs.
937 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
938 (ccp_fold): Deal with RHS' that are constant and virtual.
939 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
940 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
941 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
942 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
943 computing immediate uses.
944 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
945 transition.
946 (replace_vuse_in): New function.
947 (likely_value): Add check of vuse operands.
948 (get_default_value): Set the default value of virtually defined
949 variables to UKNOWN_VAL instead of VARYING.
951 2004-07-22 Richard Henderson <rth@redhat.com>
953 * expr.c (emit_push_insn): Don't use set_mem_attributes.
955 2004-07-22 Richard Henderson <rth@redhat.com>
957 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
958 variables due to conditional compilation.
960 2004-07-22 Diego Novillo <dnovillo@redhat.com>
962 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
963 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
964 Release SSA names that have been re-renamed.
965 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
966 variable.
967 * tree-ssa-alias.c (init_alias_info): If aliases have been
968 computed before, clear existing alias information.
969 (create_name_tags): Do no fixup PT_ANYTHING pointers.
970 If the new name tag for a pointer is different than the one it
971 had before, mark the old tag for renaming.
972 (replace_may_alias): New function.
973 (group_aliases): Call it.
974 (setup_pointers_and_addressables): Always call get_tmt_for.
975 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
976 once.
977 (set_pt_anything): New local function.
978 (set_pt_malloc): New local function.
979 (merge_pointed_to_info): Don't merge pointed-to variables from
980 the original pointer if the destination is pointing to an
981 unknown location.
982 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
983 (add_pointed_to_var): Do not add a variable to the points-to
984 set if the pointer is already pointing to anywhere.
985 (collect_points_to_info_r): If the defining statement is a PHI
986 node, only merge pointed-to information if the argument has
987 already been visited.
988 (get_tmt_for): Only create a new tag if the pointer didn't
989 have one already.
990 (dump_alias_info): Emit more information.
991 (dump_points_to_info_for): Likewise.
992 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
993 try to get the annotation of an SSA_NAME.
994 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
995 alias sets when checking is enabled.
996 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
997 (eliminate): Mark basic blocks that will need
998 EH information cleaned up.
999 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1000 predecessor.
1001 Initialize need_eh_cleanup.
1002 (fini_pre): Call tree_purge_all_dead_eh_edges and
1003 cleanup_tree_cfg if needed.
1004 Free need_eh_cleanup.
1005 * tree-ssa.c (verify_ssa_name): New function.
1006 (verify_def): Call it.
1007 Re-arrange to avoid printing too many error messages.
1008 (verify_use): Likewise.
1009 (verify_phi_args): Likewise.
1010 (verify_flow_insensitive_alias_info): New function.
1011 (verify_flow_sensitive_alias_info): New function.
1012 (verify_alias_info): New function.
1013 (verify_ssa): Call verify_alias_info.
1014 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1015 program.
1016 Re-arrange to avoid printing too many error messages.
1017 * tree-ssanames.c (make_ssa_name): Clear
1018 SSA_NAME_IN_FREE_LIST.
1019 (release_ssa_name): Never release a default definition.
1020 (release_defs): New function.
1021 * tree.h: Declare it.
1022 * tree-ssa-dce.c (remove_dead_stmt): Call it.
1024 2004-07-22 Diego Novillo <dnovillo@redhat.com>
1026 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1027 If true, do a depth-first search. Do a breadht-first search,
1028 otherwise.
1029 (walk_use_def_chains): Add new argument IS_DFS.
1030 Update all users.
1031 * tree-flow.h (walk_use_def_chains): Update prototype.
1033 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
1035 * config/cris/cris.md: Tweak formatting.
1036 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1037 (mover2side, moverside, movemside, movei, op3, andu): Replace
1038 live define_peephole:s with define_peephole2 near-equivalents.
1039 Delete the rest.
1040 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
1041 word-size modes.
1042 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1043 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1044 "*mov_sidesi_mem" respectively.
1046 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
1048 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1049 (gimplify_build1): Move from tree-complex.c do_unop.
1050 (gimplify_build2): Move from tree-complex.c do_binop.
1051 (gimplify_build3): New.
1052 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1053 Adjust throughout to call the functions above.
1054 * tree-flow.h: Declare the functions above.
1055 * tree-nested.c (gimplify_val): Rename to...
1056 (tsi_gimplify_val): ... this.
1058 * Makefile.in (tree_complex.o): Update dependencies.
1059 (stor-layout.o): Depend on regs.h.
1060 * c-common.c (handle_vector_size_attribute): Update for
1061 vector types without corresponding vector modes.
1062 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1063 a corresponding vector mode is not available.
1064 * print-tree.c (print_node): Print nunits for vector types
1065 * regclass.c (have_regs_of_mode): New.
1066 (init_reg_sets_1): Initialize it and use it instead
1067 of allocatable_regs_of_mode.
1068 * regs.h (have_regs_of_mode): Declare it.
1069 * stor-layout.c (layout_type): Pick a mode for vector types.
1070 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1071 build_replicated_const, do_unop, do_binop, do_plus_minus,
1072 do_negate, expand_vector_piecewise, expand_vector_parallel,
1073 expand_vector_addition, expand_vector_operations_1,
1074 expand_vector_operations, tree_lower_operations,
1075 pass_lower_vector_ssa, pass_pre_expand): New.
1076 (expand_complex_operations, pass_lower_complex): Remove.
1077 * tree-optimize.c (init_tree_optimization_passes): Adjust
1078 pass ordering for changes in tree-complex.c.
1079 * tree-pass.h: Declare new passes.
1080 * tree.c (finish_vector_type): Remove.
1081 (make_vector_type): New.
1082 (build_vector_type_for_mode, build_vector_type): Rewritten.
1083 * tree.def (VECTOR_TYPE): Document where the number of
1084 subparts is stored.
1085 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1086 (make_vector): Remove declaration.
1088 2004-07-21 Richard Henderson <rth@redhat.com>
1090 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1091 TREE_THIS_VOLATILE, may_aliases, or optimization level.
1092 (remove_useless_vars): Dump debugging info.
1093 (expand_used_vars): Move ...
1094 * cfgexpand.c (expand_used_vars): ... here. Make static.
1095 * tree-flow-inline.h (set_is_used): New.
1096 (set_default_def): Use get_var_ann.
1097 * tree-flow.h: Update decls.
1098 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1099 (create_ssa_var_map): Use it.
1100 * tree-ssa.c (set_is_used): Remove.
1102 2004-07-22 Ben Elliston <bje@au.ibm.com>
1104 * gdbinit.in: Set a breakpoint on internal_error.
1106 2004-07-21 Richard Henderson <rth@redhat.com>
1108 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1109 to create a new basic block.
1111 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1113 PR c/15052
1114 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1115 return type on function definitions. Move other warnings for
1116 qualified return type to -Wreturn-type. Do not condition any such
1117 warnings on -pedantic. Update comments.
1118 (start_function): Only copy function type from previous prototype
1119 declaration if return types are compatible.
1120 * c-typeck.c (function_types_compatible_p): Don't condition
1121 warning for incompatibility of volatile qualifiers on the return
1122 type on -pedantic. Update comment.
1123 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1125 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1127 * c-typeck.c (set_init_index): Require designator to be of integer
1128 type.
1130 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
1132 PR c/11250
1133 * c-parse.in (init): Change to exprtype.
1134 (primary): Set original_code for STRING to STRING_CST.
1135 Call maybe_warn_string_init for compound literals.
1136 (initdcl, notype_initdcl): Call maybe_warn_string_init.
1137 (initval): Update.
1138 * c-tree.h (maybe_warn_string_init): New.
1139 (pop_init_level, process_init_element): Use struct c_expr.
1140 (struct c_expr): Update comment.
1141 * c-typeck.c (maybe_warn_string_init): New function.
1142 (digest_init): Call it. Additional parameter strict_string. All
1143 callers changed.
1144 (output_init_element): Likewise.
1145 (struct constructor_stack): Use struct c_expr for
1146 replacement_value.
1147 (really_start_incremental_init, push_init_level): Update.
1148 (pop_init_level): Update. Return struct c_expr.
1149 (process_init_level): Update. Take struct c_expr argument.
1151 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
1153 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1154 commit.
1156 2004-07-21 Eric Christopher <echristo@redhat.com>
1158 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1159 removal.
1160 * c-decl.c (pop_scope): Ditto.
1161 * calls.c (expand_call): Remove call to current_nesting_level,
1162 update comment accordingly. Remove calls to expand_start_target_temps
1163 and expand_end_target_temps.
1164 * cfgexpand.c (construct_init_block): Remove call to
1165 expand_start_bindings_and_block.
1166 (construct_exit_block): Remove call to expand_end_bindings.
1167 * expr.c (safe_from_p): Remove BIND_EXPR handling.
1168 (expand_expr_real_1): Ditto. Fix formatting.
1169 (expand_vars): Delete.
1170 * stmt.c (POPSTACK): Remove block_stack.
1171 (stmt_status): Remove x_block_stack.
1172 (block_stack): Delete.
1173 (expand_start_bindings_and_block): Ditto.
1174 (expand_start_target_temps): Ditto.
1175 (expand_end_target_temps): Ditto.
1176 (current_nesting_level): Ditto.
1177 (warn_about_unused_variables): Ditto.
1178 (expand_end_bindings): Ditto.
1179 * tree.h: Remove declarations for above.
1181 2004-07-21 Steven Bosscher <stevenb@suse.de>
1183 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1184 * rtl.c (note_insn_name): Likewise.
1185 * print-rtl.c (print_rtx): Don't print it.
1186 * cfgrtl.h (can_delete_note_p): Don't handle it.
1187 (rtl_delete_block): Likewise.
1188 * passes.c (rest_of_handle_guess_branch_prob): Remove.
1189 (rest_of_compilation): Don't call it.
1190 * predict.c (process_note_predictions, process_note_prediction,
1191 note_prediction_to_br_prob): Remove.
1192 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1193 * stmt.c (return_prediction): Remove.
1194 (expand_value_return): Don't call it. Don't add prediction
1195 notes for return statements.
1197 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
1199 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1200 once.
1202 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
1204 * c-common.c (vector_types_convertible_p): Use vector types'
1205 TYPE_SIZE and TREE_TYPE instead of their mode.
1206 * convert.c (convert_to_integer): Likewise.
1207 (convert_to_vector): Likewise.
1208 * fold-const.c (fold_convert): Likewise.
1209 * varasm.c (output_constant): Likewise.
1210 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1211 Allow a VECTOR_TYPE initializer to be made of several vectors.
1212 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1213 of cleared and need_to_clear, and use fold_convert.
1214 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1215 integer vectors.
1217 2004-07-20 Richard Henderson <rth@redhat.com>
1219 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1220 (expand_gimple_basic_block): out from here. Renamed from expand_block.
1222 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
1224 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1225 enormous cost if not TARGET_HARD_MUL.
1227 2004-07-20 Andrew Pinski <apinski@apple.com>
1229 PR target/16557
1230 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1231 (ASM_SPEC): here.
1233 2004-07-21 Paul brook <paul@codesourcery.com>
1235 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1237 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1239 * fold-const.c (operand_equal_p): Temporarily support NULL args.
1240 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1241 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1243 2004-07-20 Zack Weinberg <zack@codesourcery.com>
1245 * rtl.h (plus_constant): Delete.
1246 (plus_constant_wide): Rename to plus_constant.
1247 (plus_constant_for_output_wide): Delete vestigial prototype.
1248 (GEN_INT): Remove unnecessary cast.
1249 * tree.h (build_int_2, size_int_type): Delete.
1250 (build_int_2_wide): Rename to build_int_2.
1251 (size_int_wide): Rename to size_int_kind.
1252 (size_int_type_wide): Rename to size_int_type.
1253 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1254 Remove unnecessary cast.
1255 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1256 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1257 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1258 (size_int_type_wide): Rename size_int_type.
1259 (int_const_binop): Use size_int_type.
1260 * c-lex.c (interpret_integer): Use build_int_2.
1261 * final.c (split_double): Remove unnecessary casts.
1262 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1264 2004-07-20 Richard Henderson <rth@redhat.com>
1266 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1267 (gimplify_compound_lval): Use is_gimple_tmp_reg.
1268 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1269 (is_gimple_tmp_reg): New.
1270 * tree-gimple.h (is_gimple_tmp_reg): Declare.
1272 2004-07-20 Richard Henderson <rth@redhat.com>
1274 * tree-pretty-print.c (dump_generic_node): Dump
1275 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1277 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
1279 * tree-mudflap.c (mf_set_options_fndecl): New tree.
1280 (mudflap_init): Set it.
1281 (mudflap_register_call): Remove __mf_init call.
1282 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
1283 to pass "-ignore-reads" option to libmudflap if needed.
1285 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
1287 PR c++/14607
1288 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1289 (MAKE_DECL_ONE_ONLY): Undefine.
1290 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1291 readonly_data, one_only_data_section, forget_section): New prototypes.
1292 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1293 functions.
1294 (pa_select_section): Add one-only (COMDAT) support.
1295 * pa.h (struct machine_function): Define.
1296 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1297 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1298 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1299 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1300 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1301 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1302 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1303 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1304 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1305 for EXTRA_SECTION_FUNCTIONS.
1306 * doc/install.texi: Update binutils requirements.
1308 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1310 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1311 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1312 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1313 size_t.
1314 (struct VEC): Use unsigned for num and alloc.
1315 * vec.c (struct vec_prefix): Likewise.
1316 (vec_o_reserve): Adjust.
1318 * dbxout.c (dbxout_type): Fix printf format.
1320 * tree.h (binfo_member): Remove.
1321 * tree.c (binfo_member): Remove.
1323 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
1325 * tree.h: Include vec.h
1326 (DEF_VEC_P(tree)): New type.
1327 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1328 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1329 (BINFO_LANG_SLOT): Remove.
1330 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1331 (struct tree_binfo): Turn base_binfos into a trailing
1332 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1333 (binfo_lang_slots): Remove.
1334 * tree.c (binfo_lang_slots): Remove.
1335 (make_tree_binfo_stat): Take a base binfo count, not a
1336 lang slot count. Adjust.
1337 * Makefile.in (TREE_H): Add vec.h
1338 * alias.c (record_component_aliases): Adjust BINFO access.
1339 * dbxout.c (dbxout_type): Likewise.
1340 * dwarf2out.c (gen_member_die): Likewise.
1341 * sdbout.c (sdbout_one_type): Likewise.
1342 * tree-dump.c (deque_and_dump): Likewise.
1343 * config/i386/i386.c (classify_argument,
1344 contains_128bit_aligned_vector_p): Likewise.
1345 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1346 * doc/c-tree.texi (Classes): Update BINFO documentation.
1348 2004-07-20 Steven Bosscher <stevenb@suse.de>
1350 * c-common.h (check_case_value): Remove prototype.
1351 (c_add_case_label): Adjust prototype.
1352 * c-common.c (check_case_value): Make static.
1353 (check_case_bounds): New function.
1354 (c_add_case_label): Use it. Take new argument orig_type.
1355 * c-typeck.c (struct c_switch): New orig_type field.
1356 (c_start_case): Set it.
1357 (do_case): Pass it to c_add_case_label.
1358 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1359 cases from here. Add the labels in reverse order.
1360 * stmt.c (struct case_node): Adjust comment. Remove balance field.
1361 (add_case_node): Return nothing, don't check for duplicate cases.
1362 Insert new case nodes in a list, not in an AVL tree.
1363 (expand_end_case_type): Don't turn a case tree into a case list.
1364 (case_tree2list): Remove.
1365 * tree.h (add_case_node): Adjust prototype.
1367 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
1369 * genattr.c (struct range, struct function_unit,
1370 write_units, extend_range, init_range): Remove them.
1371 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1372 Output "#define INSN_SCHEDULING" here.
1373 * genattrtab.c (struct range, struct function_unit_op,
1374 struct function_unit, struct dimension, enum operator,
1375 operate_exp, expand_units, simplify_knowing,
1376 encode_units_mask, simplify_by_exploding,
1377 find_and_mark_used_attributes, unmark_used_attributes,
1378 add_values_to_cover, increment_current_value,
1379 test_for_current_value, simplify_with_current_value,
1380 simplify_with_current_value_aux, gen_unit,
1381 write_unit_name, write_function_unit_info,
1382 write_complex_function, write_toplevel_expr,
1383 find_single_value, extend_range): Remove.
1384 (write_attr_get): Do not handle common_av->value
1385 being an FFS.
1386 (struct attr_desc): Remove func_units_p and blockage_p.
1387 (write_attr_valueq): Do not handle them.
1388 (find_attr): Do not clear them.
1389 (make_internal_attr): Do not initialize them.
1390 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1391 * sched-vis.c (init_target_units, insn_print_units,
1392 init_block_visualization, print_block_visualization,
1393 visualize_scheduled_insns, visualize_no_unit,
1394 visualize_stall_cycles, visualize_alloc,
1395 visualize_free, target_units, get_visual_tbl_length,
1396 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1397 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1398 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1399 * haifa-sched.c (blockage_range, clear_units,
1400 schedule_unit, actual_hazard, potential_hazard,
1401 insn_unit, unit_last_insn, unit_tick,
1402 actual_hazard_this_instance, potential_hazard,
1403 schedule_unit, max_insn_queue_index_value): Remove.
1404 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1405 max_insn_queue_index.
1406 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1407 * doc/md.texi (Processor pipeline description): Remove
1408 references to old pipeline descriptions.
1409 (Automaton pipeline description): Merge with the above.
1410 (Old pipeline description, Comparison of the two descriptions):
1411 Remove.
1413 * bt-load.c (migrate_btr_def): Remove references to
1414 use_pipeline_interface.
1415 * haifa-sched.c (insn_cost, schedule_insn,
1416 schedule_block, advance_one_cycle, sched_init,
1417 queue_to_ready, sched_finish): Likewise.
1418 * modulo-sched.c (sms_schedule, advance_one_cycle,
1419 ps_has_conflicts): Likewise.
1420 * sched-rgn.c (init_ready): Likewise.
1421 (debug_dependencies): Likewise, and remove an "if (1)".
1422 * target.h (use_dfa_pipeline_interface): Remove.
1423 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1424 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1425 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1426 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1427 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1428 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1429 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1430 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1431 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1432 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1433 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1434 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1435 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1436 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1437 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1438 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1439 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1440 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1441 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1443 2004-07-19 Roger Sayle <roger@eyesopen.com>
1445 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1447 2004-07-19 Jeff Law <law@redhat.com>
1449 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1450 (get_eq_expr_value): Use it. Simplify slightly.
1452 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
1454 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
1455 (umulsidi3_32bit_r4000): Likewise.
1457 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
1459 * vec.h: Propagate location information properly.
1460 (VEC_T_iterate): Add result pointer parameter.
1461 (VEC_T_space): New.
1462 (VEC_T_reserve): Use it.
1464 2004-07-19 Daniel Jacobowitz <dan@debian.org>
1466 * Makefile.in (c-format.o): Depend on c-format.h.
1467 * c-format.h: New file.
1468 (struct format_char_info): Add CHAIN member.
1469 * c-format.c: Move some types and constants to c-format.h.
1470 (format_type_error): Set to -1.
1471 (struct function_format_info): Use an int for format_type.
1472 (decode_format_type): Return an int. Return format_type_error
1473 on error.
1474 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
1475 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
1476 (scan_char_table, time_char_table, monetary_char_table): Initialize
1477 CHAIN to NULL.
1478 (n_format_types): New variable.
1479 (check_format_info_main): Handle CHAIN in format_char_info.
1480 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
1481 TARGET_N_FORMAT_TYPES.
1482 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1483 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
1484 * config/sol2-c.c: New file.
1485 * config/t-sol2: New file.
1486 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
1487 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
1488 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
1490 * doc/extend.texi (Target Format Checks): New section.
1491 (Function Attributes): Mention it.
1492 * doc/invoke.texi: Mention target format checks.
1493 * doc/sourcebuild.texi: Mention target format checks.
1494 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
1495 TARGET_FORMAT_TYPES.
1497 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
1499 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
1500 added.
1501 * config/s390/s390.c (regclass_map initializer): Register 35 added to
1502 ADDR_REGS.
1503 (load_multiple_operation, store_multiple_operation): Removed
1504 pointless sanity check.
1505 (s390_decompose_address): Added check for return_address_pointer_rtx.
1506 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
1507 (s390_return_address_offset): New function.
1508 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
1509 (FRAME_REGNO_P): Added check for register 35.
1510 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1511 REG_ALLOC_ORDER): Appended entry for register 35.
1512 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
1513 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
1514 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
1515 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
1516 is eliminable using stack pointer or hard frame pointer.
1517 (REGISTER_NAMES): Added name for register 35.
1518 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
1519 pointless sanity check.
1521 2004-07-19 Roger Sayle <roger@eyesopen.com>
1523 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
1524 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
1525 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
1526 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
1527 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
1528 (fold_relational_const): Tidy up handling of floating point
1529 comparisons by calling real_compare. Remove tree_expr_nonzero_p
1530 transformation; fold_relational_const assumes constant operands.
1532 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
1534 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
1535 directory.
1537 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
1539 * c-tree.h (struct c_expr): Define.
1540 (C_SET_EXP_ORIGINAL_CODE): Remove.
1541 (parser_build_binary_op, build_compound_expr): Update prototypes.
1542 * c-parse.in (%union): Add exprtype.
1543 (FUNC_NAME): Mark as ttype.
1544 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
1545 exprtype.
1546 (expr): Update. Define directly in terms of expr_no_commas
1547 instead of using nonnull_exprlist.
1548 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
1549 offsetof_member_designator, typespec_nonreserved_nonattr, init,
1550 initval, designator, component_declarator,
1551 component_notype_declarator, enumerator, array_declarator,
1552 condition, exexpr, switch_statement, stmt_nocomp, stmt,
1553 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
1554 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
1555 where appropriate.
1556 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
1557 * c-common.c (c_common_truthvalue_conversion): Don't check
1558 C_EXP_ORIGINAL_CODE.
1559 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
1560 Don't use C_EXP_ORIGINAL_CODE.
1561 (default_conversion, default_function_array_conversion): Don't use
1562 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
1563 (internal_build_compound_expr): Merge into build_compound_expr.
1564 (build_compound_expr): Take two operands instead of a TREE_LIST.
1565 * objc/objc-act.c (get_super_receiver): Update calls to
1566 build_compound_expr.
1568 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1570 * config/sh/sh.c (sh_use_dfa_interface): Remove.
1571 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
1572 hook_int_void_1.
1573 * config/sh/sh.md: Extract pipeline descriptions
1574 into separate files.
1575 * config/sh/sh1.md: New file, extracted from sh.md.
1576 * config/sh/sh4.md: New file, extracted from sh.md.
1577 * config/sh/shmedia.md: New file, extracted from sh.md
1578 and rewritten using new-style pipeline description.
1580 2004-07-18 Zack Weinberg <zack@codesourcery.com>
1582 * config/pa/pa.md: Delete the two remaining define_peephole
1583 patterns.
1585 2004-07-18 Steven Bosscher <stevenb@suse.de>
1586 Joseph S. Myers <jsm@polyomino.org.uk>
1588 * c-common.c (c_common_truthvalue_conversion): Don't warn if
1589 TREE_NO_WARNING is set.
1591 2004-07-18 Roger Sayle <roger@eyesopen.com>
1593 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
1594 simplify_builtin_strncmp): Delete.
1595 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
1596 Change argument to accept an arglist instead of an "exp". Assume
1597 that the return type is always integer_type_node. Copy missing
1598 transformations from their now obsolete simplify_builtin_*
1599 equivalents.
1600 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
1601 fold_builtin_strcmp and fold_builtin_strncmp.
1602 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
1603 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
1604 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
1606 2004-07-18 Daniel Jacobowitz <dan@debian.org>
1608 * Makefile.in (tree-alias-common.o): Update dependencies.
1610 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
1612 * cfgloop.c (flow_loop_nested_p): Fix comment.
1614 2004-07-17 Jason Merrill <jason@redhat.com>
1616 PR c++/16115
1617 * stor-layout.c (relayout_decl): New fn.
1618 * tree.h: Declare it.
1619 (DECL_BY_REFERENCE): New macro.
1621 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
1623 * libgcc2.c (__enable_execute_stack): New symbol.
1624 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
1625 and declare __enable_execute_stack.
1626 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
1627 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
1628 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1629 ENABLE_EXECUTE_STACK.
1630 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
1631 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1632 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1633 ENABLE_EXECUTE_STACK.
1634 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1635 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
1636 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1637 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
1638 ENABLE_EXECUTE_STACK.
1639 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1640 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1641 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1642 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
1643 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
1644 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
1645 (sparc64_initialize_trampoline): Likewise.
1646 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
1648 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1650 * langhooks.h (builtin_function): New langhook.
1651 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
1652 (LANG_HOOKS_INITIALIZER): Update.
1653 * tree.h (builtin_function): Remove.
1654 * doc/tm.texi: Update.
1655 * c-tree.h (builtin_function): Declare.
1656 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
1657 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
1658 config/ia64/ia64.c, config/iq2000/iq2000.c,
1659 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1660 config/stormy16/stormy16.c: All callers of builtin_function
1661 changed.
1663 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
1665 PR target/16556
1666 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1667 Remove white space after the backslash.
1669 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1671 PR rtl-optimization/16294
1672 * resource.c (return_insn_p): New predicate.
1673 (mark_target_live_regs): Use it. Special-case return insns.
1674 (init_resource_info): Use it. Don't scan the epilogue past
1675 a return.
1677 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1679 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
1680 destroy dominance information.
1681 * passes.c (rest_of_handle_loop2): Free dominance information.
1682 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
1683 jump threading.
1684 (thread_jumps): Update dominance information and remove unreachable
1685 blocks.
1686 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
1687 information and remove the unreachable block.
1689 2004-07-17 Graham Stott <graham.stott@btinternet.com>
1691 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
1693 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
1695 * doc/sourcebuild.texi: Remove libf2c entry.
1697 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
1699 * config/i386/i386.md (movv16qi_internal): Fix typo.
1701 2004-07-17 Steven Bosscher <stevenb@suse.de>
1703 * final.c (final_scan_insn): Fix broken commit from previous
1704 patch.
1706 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
1708 * c-typeck.c (parser_build_binary_op): Condition warnings for
1709 X<=Y<=Z on -Wparentheses instead of -Wextra.
1710 * doc/invoke.texi: Update. Document that most of -Wparentheses is
1711 supported for C only.
1713 2004-07-17 Steven Bosscher <stevenb@suse.de>
1715 * cfgcleanup.c (try_simplify_condjump): Don't remove line
1716 notes to avoid unreachable code warnings.
1717 * toplev.c (backend_init): Don't emit line notes for
1718 unreachable code warnings.
1720 * combine.c (distribute_notes): Don't distribute a
1721 REG_VTABLE_REF note.
1722 * final.c (final_scan_insn): Don't handle it.
1723 * rtl.c (reg_note_name): Remove it.
1724 * rtl.h (enum reg_node): Dito.
1726 * emit-rtl.c (force_line_numbers, restore_line_number_status):
1727 Remove.
1728 * rtl.h (force_line_numbers, restore_line_number_status):
1729 Remove prototypes.
1731 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
1732 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
1733 (using_eh_for_cleanups): Also moved here.
1735 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
1736 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
1737 to expand_start_case and add_case_node.
1738 * stmt.c (struct nesting): Cleanup unused fields condition_code,
1739 last_unconditional_cleanup, nominal_type, printname, and
1740 line_number_status.
1741 (struct fixup_goto): Remove.
1742 (struct stmt_status): Remove x_goto_fixup_chain field.
1743 (goto_fixup_chain): Remove.
1744 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
1745 pushcase, pushcase_range): Remove.
1746 (expand_start_bindings_and_block): Don't set unused fields in
1747 the nesting stack.
1748 (expand_start_case, add_case_node): Cleanup unused formal arguments.
1749 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
1750 instead of emit_jump_if_reachable.
1751 (emit_case_nodes): Likewise.
1752 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
1753 static.
1754 (update_eh_label): Work around left-over exception handing regions.
1755 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
1756 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
1757 (pass_cleanup_cfg_post_optimizing): New pass.
1758 (init_tree_optimization_passes): Run the new pass after all
1759 optimizations.
1760 * tree.h (pushcase, pushcase_range): Remove prototypes.
1761 (expand_start_case, add_case_node): Update prototypes.
1763 2004-07-16 Krister Walfridsson <cato@df.lth.se>
1765 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
1767 2004-07-16 Richard Henderson <rth@redhat.com>
1769 * builtins.c (std_expand_builtin_va_arg): Remove.
1770 (expand_builtin_va_arg): Remove.
1771 * expr.h: Don't declare them.
1772 * gimplify.c (mark_decls_volatile_r): Remove.
1773 (copy_if_shared_r): Don't call it.
1774 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
1775 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
1776 * gimple-low.c (lower_stmt): Likewise.
1777 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
1778 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
1779 * tree-ssa-operands.c (get_expr_operands): Likewise.
1780 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
1781 EXPAND_BUILTIN_VA_ARG.
1782 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
1783 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
1784 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
1785 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1787 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1789 * tree-ssa-pre.c (insert_aux): Break out if we hit
1790 a critical edge.
1792 2004-07-16 Richard Henderson <rth@redhat.com>
1794 * basic-block.h (remove_fake_exit_edges): Declare.
1795 * cfganal.c (remove_fake_predecessors): Rename from
1796 remove_fake_successors; iterate over predecessors.
1797 (remove_fake_exit_edges): New.
1798 * cfgcleanup.c (try_optimize_cfg): Use it.
1799 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
1800 * predict.c (estimate_probability): Likewise.
1801 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
1802 * tree-cfg.c (make_edges): Likewise.
1803 * tree-ssa-pre.c (fini_pre): Likewise.
1804 * profile.c (instrument_edges): Don't remove_fake_edges.
1805 (branch_prob): Do it earlier here.
1807 2004-07-16 Richard Henderson <rth@redhat.com>
1809 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
1810 switchification wrt CONSTRUCTOR. Document the reason.
1812 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
1814 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
1815 that prevented descriptive __mf_check source location strings.
1817 2004-07-16 Richard Henderson <rth@redhat.com>
1819 * tree-def (WITH_SIZE_EXPR): New.
1820 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
1821 * expr.c (expand_expr_real_1): Likewise.
1822 * gimplify.c (maybe_with_size_expr): New.
1823 (gimplify_arg, gimplify_modify_expr): Use it.
1824 (gimplify_modify_expr_to_memcpy): Take size parameter.
1825 (gimplify_modify_expr_to_memset): Likewise.
1826 (gimplify_expr): Handle WITH_SIZE_EXPR.
1827 * tree-alias-common.c (find_func_aliases): Likewise.
1828 * tree-eh.c (tree_could_trap_p): Likewise.
1829 (tree_could_throw_p): Likewise.
1830 * tree-gimple.c (is_gimple_lvalue): Likewise.
1831 (get_call_expr_in): Likewise.
1832 * tree-inline.c (estimate_num_insns_1): Likewise.
1833 (expand_calls_inline): Likewise.
1834 * tree-nested.c (convert_call_expr): Likewise.
1835 * tree-pretty-print.c (dump_generic_node): Likewise.
1836 * tree-sra.c (sra_walk_expr): Likewise.
1837 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1838 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
1839 * tree-ssa-operands.c (get_expr_operands): Likewise.
1840 * tree-tailcall.c (find_tail_calls): Likewise.
1842 * calls.c (expand_call): Reset old_stack_allocated after
1843 calling emit_stack_restore.
1845 2004-07-16 Richard Henderson <rth@redhat.com>
1847 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
1848 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1849 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
1850 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1851 copy_res_decl_for_inlining.
1853 * tree-inline.c (declare_return_variable): New modify_dest argument.
1854 Use it as the return value, when possible or manditory. Handle
1855 TREE_ADDRESSABLE types.
1856 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
1857 replacement of CALL_EXPR.
1859 2004-07-16 Richard Henderson <rth@redhat.com>
1861 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
1862 * gimple-low.c (expand_var_p): Don't check it.
1863 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
1864 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1865 * tree-ssa-operands.c (add_stmt_operand): Likewise.
1866 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
1867 (find_referenced_vars): Don't call them.
1868 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
1870 2004-07-16 Richard Henderson <rth@redhat.com>
1872 * function.c (pass_by_reference): True for all variable sized types.
1874 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
1876 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
1877 * tree-pretty-print.c: Include tree-chrec.h.
1878 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
1879 and POLYNOMIAL_CHREC nodes.
1881 2004-07-16 Steve Ellcey <sje@cup.hp.com>
1883 * builtins.c (expand_builtin_stpcpy): Do not create temporary
1884 reg with VOIDmode.
1886 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1888 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
1890 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
1892 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
1893 to BASE_REGNUM.
1894 * config/s390/s390.c: Likewise.
1895 * config/s390/s390.h: Likewise.
1897 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1899 * config/mips/mips.md (addsi3, adddi3): Remove special handling
1900 of $sp adds. Remove REGNO checks from mips16 patterns.
1902 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1904 * config/mips/mips.md: Delete outdated comment.
1906 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1908 * config/mips/mips.c (get_float_compare_codes): Delete.
1909 (mips_emit_compare): New function, mostly extracted from
1910 get_float_compare_codes and gen_conditional_branch.
1911 (gen_conditional_branch, gen_conditional_move): Use it.
1913 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
1915 * genautomata.c (add_vect): Speedup by using integers as
1916 bit-vectors for walking through the comb_vect and finding
1917 a match.
1919 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1921 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
1922 operand is an uns_arith_operand; use subtraction otherwise.
1923 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
1924 not just arith_operands.
1926 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1928 * config/mips/mips-protos.h (gen_int_relational): Delete.
1929 (mips_emit_scc): Declare.
1930 * config/mips/mips.c (internal_test): Delete.
1931 (sle_operand, sleu_operand): New functions.
1932 (map_test_to_internal_test, gen_int_relational): Delete.
1933 (mips_emit_binary, mips_relational_operand_ok_p)
1934 (mips_emit_int_relational, mips_zero_if_equal)
1935 (mips_emit_scc): New functions.
1936 (gen_conditional_branch): Rework to use mips_emit_int_relational.
1937 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
1938 sleu_operand.
1939 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1940 (sltu, sleu): Use mips_emit_scc.
1941 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
1942 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
1943 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
1945 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1947 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
1949 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1951 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
1952 (*sne_[sd]i): Likewise sne_[sd]i_zero.
1953 (*sgt_[sd]i): ...and sgt_[sd]i.
1954 (*slt_[sd]i): ...and slt_[sd]i.
1955 (*sgtu_[sd]i): ...and sgtu_[sd]i.
1956 (*sltu_[sd]i): ...and sltu_[sd]i.
1957 (*sleu_[sd]i): ...and sleu_[sd]i_const.
1958 Name previously unnamed mips16 patterns. Formatting fixes.
1960 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1962 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
1963 (branch_type): Delete.
1964 (gen_conditional_branch, gen_conditional_move)
1965 (mips_gen_conditional_trap): Update after name change. Get the
1966 comparison mode from cmp_operands[0].
1967 * config/mips/mips.h (cmp_type, branch_type): Delete.
1968 (cmp_operands): Renamed from branch_cmp.
1969 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
1970 name change. Don't set branch_type.
1971 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
1972 mode class of cmp_operands[0] rather than branch_type. Update after
1973 name change.
1975 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1977 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
1978 of 0...255 to 0 when inside a SET.
1980 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
1982 * config/mips/mips.md: Remove mips16 define_peepholes.
1984 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
1986 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
1987 (fini_pre): Remove fake edges.
1989 2004-07-15 Richard Henderson <rth@redhat.com>
1991 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
1992 (get_indirect_ref_operands, get_call_expr_operands): ... these.
1994 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
1996 * vec.h (VEC_address): New function.
1998 2004-07-14 Jason Merrill <jason@redhat.com>
2000 PR middle-end/15885
2001 * gimplify.c (gimplify_arg): New fn, split out from...
2002 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
2004 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2006 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2007 generate code which is generated by pushqi1 now
2008 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2010 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
2012 * combine.c (simplify_set): match the mode of the constant 0 with
2013 the tested operand to match the compare behaviour and the
2014 simplify_relational_operation() expectation.
2016 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2018 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2019 ("bordered"): Same.
2021 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
2023 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2024 unconditionally.
2025 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2027 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2029 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2030 calls in mips16 code.
2032 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
2034 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2035 the destination of the li as well as for the neg.
2037 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
2039 g++/15861
2040 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2041 * cgraph.h: Update declaration.
2042 * c-decl.c (build_cdtor): Update call with default priority.
2043 * coverage.c (create_coverage): Ditto.
2044 * tree-mudflap.c (mf_init_fndecl): New tree.
2045 (mudflap_init): Set it.
2046 (mudflap_register_call): Arrange to call __mf_init before the first
2047 __mf_register call.
2048 (mudflap_finish_file): Mark the mudflap static initializer as extra
2049 high priority, to beat all C++ static constructors.
2051 2004-07-15 Jeff Law <law@redhat.com>
2053 * loop.c (check_insn_for_givs): Restore check for code labels that was
2054 accidentally deleted by a recent checkin.
2056 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
2058 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2059 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2061 2004-07-14 Richard Henderson <rth@redhat.com>
2063 * print-tree.c (print_node): Fix casts last change.
2065 2004-07-15 Paul Brook <paul@codesourcery.com>
2067 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2068 to TARGET_UNWIND_INFO.
2069 * except.c (output_function_exception_table): Ditto.
2070 * except.h: Ditto.
2071 * opts.c (decode_options): Ditto.
2072 * passes.c (rest_of_handle_final): Ditto.
2073 * final.c (final_start_function): Ditto.
2074 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2075 target hook.
2076 * targhooks.h (default_unwind_emit): Declare.
2077 * targhooks.c (default_unwind_emit): New function.
2078 * target-def.h: Define and use TARGET_UNWIND_EMIT.
2079 * target.h (struct gcc_target): Add unwind_emit.
2080 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2081 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2082 Remove IA64_UNWIND_EMIT.
2083 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2085 2004-07-14 Richard Henderson <rth@redhat.com>
2087 * print-tree.c (print_node): Handle SSA_NAME.
2089 2004-07-14 James E Wilson <wilson@specifixinc.com>
2091 PR target/16325
2092 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2093 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2095 2004-07-15 Jakub Jelinek <jakub@redhat.com>
2097 * expr.c (expand_assignment): Reenable bitfield += optimizations.
2098 Use alias set 0 for memory, do proper mode calculations and adjust
2099 address for memories.
2101 2004-07-14 Per Bothner <per@bothner.com>
2103 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
2104 structure with extra column field.
2105 * tree.c (expand_location): Also fill in column field.
2106 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
2107 gets confused by the two conditionally-compiled definitions.
2109 2004-07-14 Eric Christopher <echristo@redhat.com>
2111 * calls.c (expand_call): Fix typo in comment.
2113 2004-07-14 Steve Ellcey <sje@cup.hp.com>
2115 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2116 comparision of TFmode.
2118 2004-07-14 Richard Henderson <rth@redhat.com>
2120 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2121 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
2122 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2123 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2124 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2125 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2126 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2127 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2128 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2130 2004-07-14 Mike Stump <mrs@apple.com>
2132 * config/darwin.h (WINT_TYPE): Define to be int to match
2133 system header files.
2135 2004-07-14 Bob Wilson <bob.wilson@acm.org>
2137 * config/xtensa/xtensa.c (function_arg_advance): Check for args
2138 that must be passed in the stack.
2139 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2140 arguments if the size is not a constant.
2142 2004-07-14 Per Bothner <per@bothner.com>
2144 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
2145 instead of EXPR_LOCUS in a boolean context, which is always true
2146 if --enable-mapped-location.
2147 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
2149 2004-07-14 Richard Henderson <rth@redhat.com>
2151 * dominance.c (struct dom_info): Add fake_exit_edge.
2152 (init_dom_info): Allocate it.
2153 (free_dom_info): Free it.
2154 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
2155 in two passes.
2156 (calc_idoms): Honor fake_exit_edge.
2158 2004-07-13 Jason Merrill <jason@redhat.com>
2160 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2161 (rhs_test_for): New fn.
2162 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2163 * tree-gimple.h: Declare them.
2164 * gimplify.c (gimplify_modify_expr): Use the new fns.
2166 2004-07-14 Richard Henderson <rth@redhat.com>
2168 * config/arm/arm-protos.h (arm_va_arg): Remove.
2169 * config/arm/arm.c (arm_va_arg): Remove.
2170 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2171 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2173 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2175 * pa.c (fix_range): New function to mark a range(s) of registers as
2176 fixed registers.
2177 (override_options): Call fix_range if the -mfixed-range option string
2178 is not empty.
2179 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2180 * doc/invoke.texi (-mfixed-range): Document new option.
2182 2004-07-14 David Edelsohn <edelsohn@gnu.org>
2184 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2185 for TARGET_64BIT.
2186 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2188 2004-07-14 Roger Sayle <roger@eyesopen.com>
2190 * expmed.c (expand_sdiv_pow2): New function to expand signed division
2191 by a positive power of two, split out from expand_divmod. Provide
2192 an alternate implementation when shifts are expensive. Lower the
2193 threshold for using a branchless implementation to BRANCH_COST >= 2.
2194 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2196 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2198 * tree-dfa.c (make_rename_temp): *Really* work just
2199 like create_tmp_var if called while outside SSA form.
2201 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
2203 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2204 for division by zero.
2205 ("umodsi3"): Likewise.
2207 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2209 * config/mips/mips.c (mips_output_move): When generating mips16 code,
2210 force loads of negative constants to be split.
2211 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2212 Generalize SImode li/neg splitter to cope with other modes.
2214 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2216 * expmed.c: Remove more references to QUEUED in the comments.
2217 * expr.c: Likewise.
2219 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
2221 Revert:
2222 2004-07-13 Richard Henderson <rth@redhat.com>
2223 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2224 correctly.
2226 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2228 * tree-dfa.c (make_rename_temp): Work just like
2229 create_tmp_var if called while outside SSA form.
2231 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
2233 * expr.c (enqueue_insn, finish_expr_for_function,
2234 protect_from_queue, queued_subexp_p, mark_queue,
2235 emit_insns_enqueued_after_mark, emit_queue,
2236 expand_increment): Remove.
2237 (store_constructor): Expand increment as an assignment.
2238 (expand_expr_real_1 <case PREINCREMENT_EXPR,
2239 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2240 case POSTDECREMENT_EXPR>): Abort.
2241 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2242 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2243 protect_from_queue, emit_queue, queued_subexp_p): Remove.
2244 * function.h (pending_chain, x_pending_chain): Remove.
2245 * rtl.def (QUEUED): Remove.
2247 * emit-rtl.c (copy_insn_1, copy_most_rtx,
2248 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2249 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2250 encode_units_mask): Likewise.
2251 * local-alloc.c (equiv_init_varies_p): Likewise.
2252 * rtl.c (copy_rtx): Likewise.
2253 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2254 * simplify-rtx.c (simplify_gen_subreg): Likewise.
2255 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2257 * builtins.c (expand_builtin, expand_builtin_apply,
2258 expand_builtin_mathfn, expand_builtin_mathfn_2,
2259 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2260 Remove calls to emit_queue and protect_from_queue.
2261 * calls.c (expand_call, precompute_arguments,
2262 precompute_register_parameters, rtx_for_function_call,
2263 store_one_arg): Likewise.
2264 * dojump.c (do_compare_and_jump, do_jump): Likewise.
2265 * explow.c (memory_address): Likewise.
2266 * expmed.c (clear_by_pieces_1, clear_storage,
2267 clear_storage_via_libcall, emit_group_load,
2268 emit_group_store, emit_store_flag,
2269 expand_expr_real_1, store_by_pieces,
2270 store_constructor, store_expr, try_casesi,
2271 try_tablejump): Likewise.
2272 * function.c (expand_pending_sizes): Likewise.
2273 * optabs.c (emit_cmp_and_jump_insns,
2274 emit_conditional_add, emit_conditional_move,
2275 expand_fix, expand_float, prepare_cmp_insn): Likewise.
2276 * stmt.c (emit_case_bit_tests,
2277 expand_asm_expr, expand_computed_goto,
2278 expand_decl_init, expand_end_case_type,
2279 expand_end_stmt_expr, expand_expr_stmt_value,
2280 expand_return, expand_start_case,
2281 optimize_tail_recursion): Likewise.
2282 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2283 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2285 2004-07-14 Ben Elliston <bje@au.ibm.com>
2287 * vec.h: Comment fix.
2289 2004-07-13 Richard Henderson <rth@redhat.com>
2291 * target.h (struct gcc_target): Add calls.pass_by_reference.
2292 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2293 * function.c (pass_by_reference): Use the hook.
2294 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2295 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2296 (hook_pass_by_reference_must_pass_in_stack): New.
2297 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2298 (alpha_pass_by_reference): New.
2299 (TARGET_PASS_BY_REFERENCE): New.
2300 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2301 * config/arc/arc.c (arc_pass_by_reference): New.
2302 (TARGET_PASS_BY_REFERENCE): New.
2303 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2304 (FUNCTION_ARG_CALLEE_COPIES): True.
2305 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2306 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2307 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2308 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2309 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2310 * config/cris/cris.c (cris_pass_by_reference): New.
2311 (TARGET_PASS_BY_REFERENCE): New.
2312 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2313 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2314 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2315 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2316 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2317 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2318 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2319 (frv_function_arg_pass_by_reference): Remove.
2320 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2321 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2322 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2323 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2324 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2325 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2326 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2327 (ia64_pass_by_reference): Rename from
2328 ia64_function_arg_pass_by_reference.
2329 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2330 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2331 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2332 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2333 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2334 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2335 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2336 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2337 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2338 (m32r_pass_by_reference): Adjust prototype. Make static.
2339 Handle mode sizes correctly.
2340 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2341 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2342 (m68hc11_function_arg_pass_by_reference): Remove.
2343 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2344 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2345 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2346 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2347 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2348 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2349 (mips_va_arg): Use pass_by_reference.
2350 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2351 Handle mode sizes correctly.
2352 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2353 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2354 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2355 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2356 (mmix_pass_by_reference): Rename from
2357 mmix_function_arg_pass_by_reference.
2358 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2359 (FUNCTION_ARG_CALLEE_COPIES): True.
2360 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2361 (mn10300_pass_by_reference): New.
2362 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2363 (FUNCTION_ARG_CALLEE_COPIES): True.
2364 * config/pa/pa.c (pa_pass_by_reference): New.
2365 (TARGET_PASS_BY_REFERENCE): New.
2366 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2367 (FUNCTION_ARG_CALLEE_COPIES): True.
2368 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2369 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2370 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2371 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2372 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2373 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2374 (s390_pass_by_reference): Rename from
2375 s390_function_arg_pass_by_reference.
2376 (s390_function_arg_advance): Don't query pass-by-ref.
2377 (s390_function_arg): Likewise.
2378 (s390_gimplify_va_arg): Use pass_by_reference.
2379 (s390_call_saved_register_used): Likewise.
2380 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2381 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2382 (shcompact_byref, sh_pass_by_reference): New.
2383 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2384 (SHCOMPACT_BYREF): Remove.
2385 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2386 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2387 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2388 (sparc_gimplify_va_arg): Use pass_by_reference.
2389 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2390 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2391 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2392 (v850_pass_by_reference): New.
2393 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2394 (FUNCTION_ARG_CALLEE_COPIES): True.
2395 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2396 FUNCTION_ARG_PASS_BY_REFERENCE docs.
2398 2004-07-14 Richard Henderson <rth@redhat.com>
2399 Richard Sandiford <rsandifo@redhat.com>
2401 * config/mips/mips-protos.h (mips_va_arg): Delete.
2402 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2403 * config/mips/mips.c: Include tree-gimple.h.
2404 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2405 (mips_arg_info): Remove special handling of must_pass_in_stck args.
2406 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2407 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2409 2004-07-13 Bob Wilson <bob.wilson@acm.org>
2411 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2412 arguments for COND_EXPR in big-endian adjustment code.
2414 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2416 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2417 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2418 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2419 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2421 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2423 PR tree-optimization/16443
2424 * tree-ssa-alias.c: Add more description for
2425 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2426 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2427 clobbering of call-clobbered and addressable variables. If
2428 there are any before aliases have been computed, add them.
2430 2004-07-13 Diego Novillo <dnovillo@redhat.com>
2432 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2433 verification.
2435 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
2437 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2438 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
2439 to the same type.
2441 2004-07-13 Per Bothner <per@bothner.com>
2443 * collect2.c (main): Handle --no-demangle and --demangle flags.
2445 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
2447 * Makefile.in (OBJS-common): Add tree-data-ref.o.
2448 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2449 (tree-data-ref.o): New rule.
2450 * lambda.h: New file.
2451 * tree-data-ref.c: New file.
2452 * tree-data-ref.h: New file.
2453 * tree.c (int_cst_value, tree_fold_gcd): New functions.
2454 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
2456 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2458 PR target/13926
2459 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
2460 * config/sparc/sparc.c (output_ubranch): New function.
2461 * config/sparc/sparc.md (jump pattern): Use it.
2463 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2465 PR target/16494
2466 * config/sparc/sparc.c (output_cbranch): Properly guard
2467 the code handling far branches with TARGET_V9.
2468 * config/sparc/sparc.md (length attribute): Document the
2469 side-effect of having a length greater or equal to 3.
2471 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2472 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
2474 PR target/15186
2475 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
2476 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
2478 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2479 Martin Sebor <sebor@roguewave.com>
2481 PR target/12602
2482 * doc/invoke.texi (SPARC options): Document -threads
2483 and -pthreads on Solaris.
2485 2004-07-13 Richard Henderson <rth@redhat.com>
2487 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
2488 by reference.
2489 (ind_gimplify_va_arg_expr): Remove.
2490 * tree.h (ind_gimplify_va_arg_expr): Remove.
2491 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
2492 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
2493 argsp to be null.
2495 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
2496 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
2497 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
2498 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
2499 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
2501 2004-07-13 Richard Henderson <rth@redhat.com>
2503 * function.c (pass_by_reference): New.
2504 (assign_parm_find_data_types): Use it.
2505 * calls.c (initialize_argument_information): Likewise.
2506 (emit_library_call_value_1): Likewise.
2507 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2508 * function.h (pass_by_reference): Declare.
2510 2004-07-13 Richard Henderson <rth@redhat.com>
2512 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
2513 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
2514 * expr.h (MUST_PASS_IN_STACK): Remove.
2515 * system.h (MUST_PASS_IN_STACK): Poison.
2516 * tree.h (must_pass_in_stack_var_size): Declare.
2517 (must_pass_in_stack_var_size_or_pad): Declare.
2518 * calls.c (must_pass_in_stack_var_size): New.
2519 (must_pass_in_stack_var_size_or_pad): Rename from
2520 default_must_pass_in_stack.
2521 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
2522 (TARGET_MUST_PASS_IN_STACK): New.
2523 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
2524 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
2525 (TARGET_MUST_PASS_IN_STACK): New.
2526 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
2527 * config/frv/frv.c (frv_must_pass_in_stack): New.
2528 (TARGET_MUST_PASS_IN_STACK): New.
2529 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
2530 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
2531 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
2532 (ix86_must_pass_in_stack): Make static.
2533 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
2534 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
2535 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
2536 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
2537 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
2538 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
2539 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
2540 (mcore_must_pass_on_stack): Remove.
2541 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
2542 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
2543 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
2544 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
2545 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
2546 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
2547 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
2548 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
2549 (TARGET_MUST_PASS_IN_STACK): New.
2550 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
2551 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
2552 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
2553 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
2554 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
2555 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
2556 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
2557 MUST_PASS_IN_STACK.
2559 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
2560 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
2561 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
2562 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
2563 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
2564 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
2565 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
2566 config/xtensa/xtensa.c: Use target hook.
2568 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
2570 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
2571 * configure: Rebuilt.
2573 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2575 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
2576 * config/mips/mips.h (mips_reg_names): Don't declare.
2577 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
2578 (TARGET_NAME_REGS): Delete.
2579 (TARGET_SWITCHES): Remove -mrnames.
2580 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
2581 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
2582 in REGISTER_NAMES.
2583 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
2584 (override_options): Remove handling of TARGET_NAME_REGS.
2586 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
2588 * config/mips/mips.h (TARGET_*): Boolify.
2590 2004-07-12 Nick Clifton <nickc@redhat.com>
2592 * config.gcc: Add sh-*-symbianelf target.
2593 * config/sh/sh.c: Add new target macros:
2594 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
2595 TARGET_CXX_IMPORT_EXPORT_CLASS.
2596 (sh_file_start): Create a definition of the .directive section.
2597 (sh_attribute): Add dllimport and dllexport attributes.
2598 * config/sh/symbian-pre.h: New file.
2599 * config/sh/symbian-post.h: New file.
2600 * config/sh/symbian.c: New file. Contains Symbian specific
2601 functions.
2602 * config/sh/sh-protos.h: Add prototypes for new functions
2603 provided by symbian.c.
2604 * config/sh/t-symbian: New file.
2605 * doc/extend.texi: Document support for dllimport and dllexport
2606 attributes by the sh-symbianelf target.
2608 2004-07-12 James E Wilson <wilson@specifixinc.com>
2610 * Makefile.in (AR): Use @AR@ not ar.
2611 (NM): New.
2612 (AR_FOR_TARGET): Use $(AR) not ar for native.
2613 (NM_FOR_TARGET): Use $(NM) not nm for native.
2614 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
2615 * configure: Regenerate.
2617 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
2619 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
2620 special case.
2621 (ashldi3_sp64): Likewise.
2623 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2625 PR target/16477
2626 * pa.c (function_arg): Update comment.
2627 * pa.h (BLOCK_REG_PADDING): Define.
2629 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2631 PR tree-optimization/16461
2632 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
2633 arguments of phi nodes.
2635 2004-07-12 Devang Patel <dpatel@apple.com>
2637 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
2639 2004-07-12 Steve Ellcey <sje@cup.hp.com>
2641 * function.c (expand_function_start): Ensure r_save is in Pmode.
2642 * calls.c (prepare_call_address): Ensure static_chain_value is
2643 in Pmode.
2644 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
2645 r_save_area are in Pmode.
2646 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
2647 fnaddr, and static_chain are in Pmode.
2649 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2651 PR target/16445
2652 * config/ia64/ia64.c (bundling): Don't count ignored insns.
2654 2004-07-12 Richard Henderson <rth@redhat.com>
2656 * target.h (struct gcc_target): Move gimplify_va_arg_expr
2657 next to build_builtin_va_list.
2658 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
2659 * builtins.c (gimplify_va_arg_expr): Likewise.
2660 * gimplify.c (copy_if_shared_r): Likewise.
2662 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
2664 * passes.c (rest_of_decl_compilation): Don't defer call of
2665 assemble_variable if its DECL_RTL is already set.
2667 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
2669 * cfgloop.h (struct loop): Add nb_iterations field.
2670 (current_loops): Declare.
2671 * tree-chrec.c (chrec_not_analyzed_yet,
2672 chrec_dont_know, chrec_known, count_ev_in_wider_type,
2673 chrec_contains_symbols_defined_in_loop): Remove the temporary
2674 hooks.
2675 * tree-flow-inline.h (loop_containing_stmt): New function.
2676 * tree-scalar-evolution.c: Add implementation.
2677 * tree-scalar-evolution.h: Add declarations.
2679 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
2681 PR rtl-optimization/15921
2682 * Makefile.in (global.o): Add recog.h.
2684 * global.c (recog.h): Add the include-clause.
2685 (bb_info): New member earlyclobber.
2686 (allocate_bb_info, free_bb_info): Initialize/finish the new
2687 member.
2688 (earlyclobber_regclass, earlyclobber_regclass_length): The new
2689 global variables.
2690 (check_earlyclobber, regclass_intersect,
2691 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
2692 New functions.
2693 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
2694 (make_accurate_live_analysis): Modify pavin.
2696 2004-07-12 Diego Novillo <dnovillo@redhat.com>
2698 * tree-cfg.c (find_taken_edge): Statically compute the truth
2699 value of a predicate comparing an SSA_NAME to itself.
2701 2004-07-12 Roger Sayle <roger@eyesopen.com>
2703 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
2704 rs6000 doesn't have shift-and-add or shift-and-sub instructions
2705 by returning the cost of a multiplication plus an addition.
2707 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
2709 PR tree-optimization/14107
2710 * gimplify.c (gimplify_return_expr): Accept a
2711 RETURN_EXPR with an error argument.
2712 * tree-optimize.c (init_tree_optimization_passes):
2713 Run pass_warn_function_return at -O0.
2715 2004-07-12 Roger Sayle <roger@eyesopen.com>
2717 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
2718 index entry.
2720 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
2722 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
2723 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2724 * config/mips/3000.md: Add copyright notice. Remove automota and
2725 function units; use generic ones instead. Only define reservations
2726 for things that are different from generic.md. Extend each clause
2727 to include r3900.
2728 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
2729 * config/mips/mips.md: Include them. Remove define_function_units.
2730 (alu, imuldiv): New automata and units.
2732 2004-07-12 Ben Elliston <bje@au.ibm.com>
2734 * doc/invoke.texi (Optimize Options): Document -frename-registers
2735 not being enabled by default at -O3.
2737 2004-07-11 Roger Sayle <roger@eyesopen.com>
2739 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
2740 floating point additions, to keep real immediate constant positive.
2741 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
2742 into X + C, and leave positive real constants as X - C.
2744 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
2748 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2750 PR tree-optimization/15654
2751 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
2753 2004-07-11 Roger Sayle <roger@eyesopen.com>
2755 * builtins.c (fold_builtin_fputs): Don't bother converting the
2756 return type to integer_type_node, as we've already checked that
2757 the result will be ignored.
2759 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
2760 that signed addition, subtraction, multiplication, division,
2761 remainder, negation and absolute value may potentially trap.
2763 * fold-const.c (fold_ignored_result): New function to strip
2764 non-side-effecting tree nodes from an expression whose result
2765 is ignored.
2766 (fold_convert): Call fold_ignored_result when casting a value
2767 to VOID_TYPE.
2768 (omit_one_operand): Call fold_ignored_result on the "omitted"
2769 operand when building a COMPOUND_EXPR.
2770 (pedantic_omit_one_operand): Likewise.
2771 * tree.h (fold_ignored_result): Prototype here.
2772 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
2773 when we're going to ignore the result.
2775 2004-07-11 Richard Henderson <rth@redhat.com>
2777 PR tree-opt/16383
2778 * tree-ssa-ccp.c (fold_stmt_r): Split out...
2779 * tree.c (fields_compatible_p, find_compatible_field): ... new.
2780 * tree.h (fields_compatible_p, find_compatible_field): Declare.
2781 * tree-sra.c (sra_hash_tree): Hash fields by offset.
2782 (sra_elt_eq): Use fields_compatible_p.
2783 (generate_one_element_ref): Use find_compatible_field.
2785 2004-07-11 Richard Henderson <rth@redhat.com>
2787 PR tree-opt/16422
2788 * tree-sra.c (generate_one_element_init): New.
2789 (generate_element_init): Use it.
2790 (scalarize_init): Push/pop gimplify context around it.
2791 (find_new_referenced_vars_1, find_new_referenced_vars): New.
2792 * gimplify.c (gimplify_expr): Allow SSA_NAME.
2794 2004-07-11 Roger Sayle <roger@eyesopen.com>
2796 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
2797 combine.c's combine_insn_cost.
2798 * rtl.h (insn_rtx_cost): Prototype here.
2799 * combine.c (combine_insn_cost): Delete function.
2800 (combine_validate_cost): Update callers of combine_insn_cost to
2801 call insn_rtx_cost instead.
2802 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
2803 requesting the rtx_cost of call and/or jump instructions.
2805 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
2806 rtx_cost directly. Don't request/use the cost of call or jump
2807 instructions. Return -1 if the cost of any instruction can't be
2808 determined (or the BB contains a function call).
2809 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
2810 -1 (i.e. can't determine the cost of any instruction or the basic
2811 block contains a subroutine call).
2812 (find_if_case_2): Likewise.
2814 2004-07-11 Roger Sayle <roger@eyesopen.com>
2816 * rs6000.c (struct processor_costs): Change semantics of fields to
2817 include the COST_N_INSNS scaling, and update all initializers.
2818 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
2819 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
2820 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
2821 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
2823 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2825 * LANGUAGES: Remove obsolete information.
2827 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2829 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
2830 SIGBUS signal frames, the PSW address points *to* the faulting
2831 instruction, not after it.
2833 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
2835 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
2836 added to TLS symbol addresses.
2838 2004-07-11 Richard Henderson <rth@redhat.com>
2840 * expmed.c (init_expmed): Use stack-local structures for
2841 temporary rtl. Don't recognize shifts.
2843 2004-07-11 Richard Henderson <rth@redhat.com>
2845 * expr.c (store_expr): Don't fiddle subreg promotion for types
2846 with precision smaller than the mode.
2848 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2850 * tree.h (all_types_permanent): Remove.
2852 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2854 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
2855 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
2856 * langhooks.c (lhd_clear_binding_stack): Remove.
2857 * langhooks-def.h (lhd_clear_binding_stack,
2858 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2859 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
2860 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
2861 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2862 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
2863 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
2864 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
2865 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
2866 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
2867 * tree.h (poplevel): Don't declare.
2868 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
2869 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
2870 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
2871 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
2872 Remove.
2874 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
2876 PR tree-optimization/16437
2877 * c-common.c (shorten_compare): Don't mark result of conversion to
2878 narrower signed type as overflowing.
2879 * fold-const.c (decode_field_reference): Determine whether
2880 signedness comes from outer type using precision rather than size.
2882 2004-07-11 Phil Edwards <phil@codesourcery.com>
2884 * configure.ac: Alphabetize --enable-checking list, add
2885 missing valgrind entry.
2886 * configure: Regenerate.
2888 2004-07-11 Phil Edwards <phil@codesourcery.com>
2890 * doc/install.texi (Testing): Fix syntax in "make check" example.
2892 2004-07-10 James E Wilson <wilson@specifixinc.com>
2894 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
2896 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2898 PR rtl-optimization/16001
2899 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
2900 niter_expr.
2902 2004-07-10 Geoffrey Keating <geoffk@apple.com>
2904 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
2906 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
2907 James Morrison <phython@gcc.gnu.org>
2909 * doc/contrib.texi (Contributors): Add gfortran contributors and
2910 fix a couple of typos.
2912 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2914 PR rtl-optimization/15387
2915 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
2916 to incoming args space correctly.
2918 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2920 * pa.c (output_indirect_call): Only use %r2 as the link register in
2921 indirect calls with the long PA 2.0 pc-relative branch.
2923 2004-07-10 Daniel Jacobowitz <dan@debian.org>
2925 * config/i386/i386.c (override_options): Pick a 64-bit CPU
2926 for the default tuning if TARGET_64BIT.
2928 2004-07-10 Richard Henderson <rth@redhat.com>
2930 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
2931 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
2933 2004-07-10 Jakub Jelinek <jakub@redhat.com>
2935 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
2936 * expmed.c (store_bit_field, extract_bit_field): Remove last
2937 argument.
2938 * builtins.c (expand_builtin_signbit): Adjust callers.
2939 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
2940 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
2941 * ifcvt.c (noce_emit_move_insn): Likewise.
2942 * stmt.c (expand_return): Likewise.
2943 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
2944 store_field, expand_expr_real_1): Likewise.
2946 2004-07-10 Richard Henderson <rth@redhat.com>
2948 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
2950 2004-07-09 Mike Stump <mrs@apple.com>
2952 * config/darwin.c (no_dead_strip): Add.
2953 (HAVE_DEAD_STRIP): Add.
2954 (darwin_emit_unwind_label): Ensure that we don't dead code strip
2955 the .eh label.
2957 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2959 * tree-ssa-loop-im.c: New file.
2960 * Makefile.in (tree-ssa-loop-im.o): Add.
2961 * cfgloop.c (superloop_at_depth): New function.
2962 * cfgloop.h (superloop_at_depth): Declare.
2963 * common.opt (ftree-lim): New flag.
2964 * expr.c (array_ref_up_bound): New function.
2965 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
2966 * timevar.def (TV_LIM): New timevar.
2967 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
2968 computing immediate uses of a phi node.
2969 * tree-flow.h (struct tree_ann_common_d): Add aux field.
2970 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
2971 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
2972 * tree-pass.h (pass_lim): Declare.
2973 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
2974 functions.
2975 (pass_lim): New pass structure.
2976 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
2977 * tree.c (in_array_bounds_p): New function.
2978 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
2979 (in_array_bounds_p, array_ref_up_bound): Declare.
2980 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
2981 * doc/passes.texi (tree-ssa-loop-im.c): Document.
2983 2004-07-09 Richard Henderson <rth@redhat.com>
2985 * builtins.c (expand_builtin_stpcpy): Don't modify len.
2987 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
2988 with prejudice.
2990 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
2992 * flags.h: Delete redundant prototypes that are being generated
2993 in options.h from common.opt.
2994 * common.opt: Add in the expository comments formerly in flags.h.
2996 2004-07-09 Jan Beulich <jbeulich@novell.com>
2998 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
2999 available for use only when TARGET_MMX/_SSE is set, and check for
3000 variable argument function if any register count is non-zero.
3001 (function_arg): Correctly suppress repeated warnings for passing SSE
3002 vectors are arguments without SSE enabled.
3003 (ix86_function_arg_boundary): Without SSE enabled, the use of what
3004 would be SSE register modes does no longer influence the alignment.
3006 2004-07-09 Richard Henderson <rth@redhat.com>
3008 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3009 Always align upward to arg boundary. Use size_in_bytes/round_up.
3010 Maintain type-correctness of constants.
3011 * stor-layout.c (round_up, round_down): Special-case powers of 2.
3013 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3015 * config/sparc/sparc.c (*_costs): Scale instruction costs
3016 by COSTS_N_INSNS.
3017 (sparc_rtx_costs): Adjust as appropriate.
3019 2004-07-09 Jan Beulich <jbeulich@novell.com>
3021 * config/i386/mm3dnow.h: New.
3022 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3024 2004-07-09 Richard Henderson <rth@redhat.com>
3026 * simplify-rtx.c (simplify_const_relational_operation): Only
3027 look at bounds of scalar integers.
3029 2004-07-09 Jan Beulich <jbeulich@novell.com>
3031 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3033 2004-07-09 Andrew Pinski <apinski@apple.com>
3035 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3036 always referenced.
3037 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3038 UOBJC_METACLASS_decl.
3040 2004-07-09 James E Wilson <wilson@specifixinc.com>
3042 PR target/16364
3043 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3044 do return a parallel if hfa_mode == XFmode and mode == TImode.
3046 2004-07-09 Jan Beulich <jbeulich@novell.com>
3048 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3049 permissible for unary plus.
3051 2004-07-09 Jan Beulich <jbeulich@novell.com>
3053 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3054 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3055 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3056 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3057 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3058 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3059 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3060 (BUILTIN_xxxIMAX): New.
3061 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3062 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3063 BUILT_IN_PARITYIMAX.
3065 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
3067 * config/sparc/sparc.h (processor_costs): Define.
3068 (sparc_costs): Declare.
3069 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3070 hypersparc_costs, sparclet_costs, ultrasparc_costs,
3071 ultrasparc3_costs): New.
3072 (sparc_override_options): Set sparc_costs as appropriate.
3073 (sparc_rtx_costs): Use sparc_costs instead of messy
3074 conditionals.
3076 2004-07-09 Steven Bosscher <stevenb@suse.de>
3078 * doc/md.texi (Processor pipeline description): Mention that
3079 the old pipeline description is deprecated.
3081 * config/rs6000/7450.md (automaton ppc7450): Split up, move
3082 mciu_7450 function unit to...
3083 (automaton ppc7450mciu): ...new automaton.
3085 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3086 (schedule_block): Don't consider inserting bubbles.
3087 (sched_init): Don't initialize DFA bubbles.
3088 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3089 TARGET_SCHED_DFA_BUBBLE): Remove.
3090 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3091 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3092 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3094 * stmt.c (conditional_context): Remove prototype.
3095 * tree.h (conditional_context): Remove.
3096 * tree-cfg.c (pre_insert_on_edge): Remove.
3098 * c-common.h (c_expand_asm_operands): Remove prototype.
3099 * c-typeck.c (c_expand_asm_operands): Remove.
3101 2004-07-09 Jan Beulich <jbeulich@novell.com>
3103 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3104 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3105 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3106 and V8QI are class SSE. All sufficiently small remaining vector modes
3107 must be passed in one or two integer registers.
3108 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3109 returned in memory.
3110 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3111 __builtin_ia32_pmuludq128 have non-uniform argument and return types
3112 and must thus be handled explicitly.
3113 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3114 MMX and XMM regs.
3115 (movv8qi_internal, movv4hi_internal, movv2si_internal,
3116 movv2sf_internal): Permit moving between MMX and XMM registers (since
3117 MMX areguments and return values are passed in XMM registers).
3118 (sse2_umulsidi3): Correct type and mode.
3120 2004-07-09 Richard Henderson <rth@redhat.com>
3122 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3124 2004-07-09 Eric Christopher <echristo@redhat.com>
3126 * config/rs6000/40x.md: Split into two automatons.
3128 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3129 Andrew Pinski <apinski@apple.com>
3131 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3132 on when we have more than one input file.
3133 (c_common_parse_file): Restore loop over all input files.
3134 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3136 * c-decl.c (set_type_context): New function.
3137 (pop_scope): Use it to set context of types. When we
3138 encounter a TYPE_DECL, set the context of the attached type too.
3139 (pop_file_scope): Don't call cpp_undef_all here.
3140 (diagnose_mismatched_decls): Do not complain about a second
3141 definition of an 'extern inline' function if it's not in the
3142 same translation unit. Do not complain about inline
3143 declaration after use if the use was in a different
3144 translation unit.
3145 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3146 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3147 the external scope.
3148 (pushdecl_top_level): Likewise.
3149 (grokdeclarator): Clarify what is going on with setting
3150 DECL_EXTERNAL on function types, a little.
3151 (c_write_global_declarations): Don't do anything if
3152 -fsyntax-only or errors have been encountered.
3154 2004-07-09 Zack Weinberg <zack@codesourcery.com>
3156 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3158 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3160 PR target/16459
3161 * pa.c (output_indirect_call): Use %r2 as the link register when
3162 calling $$dyncall with a pc-relative branch.
3164 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
3166 * doc/install.texi (Binaries): Mention OpenPKG.
3168 2004-07-09 Diego Novillo <dnovillo@redhat.com>
3170 Fix PR tree-optimization/15555
3171 * tree-dfa.c (dump_variable): If the variable is a pointer
3172 SSA_NAME, also dump its points-to information.
3173 * tree-flow.h (struct ptr_info_def): Add field
3174 is_dereferenced.
3175 (dump_points_to_info_for): Declare.
3176 (debug_points_to_info_for): Declare.
3177 * tree-optimize.c (init_tree_optimization_passes): Add a
3178 second alias analysis pass after DOM2.
3179 Move pass_del_pta to a later spot.
3180 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3181 create a name tags when we find a dereferenced pointer. Just
3182 mark the pointer dereferenced.
3183 (collect_points_to_info_for): Move code to clear points-to
3184 information to create_name_tags.
3185 (create_name_tags): New function.
3186 (compute_flow_sensitive_aliasing): Call it.
3187 (setup_pointers_and_addressables): Mark type tags for renaming
3188 here instead of ...
3189 (create_memory_tag): ... here.
3190 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3191 (dump_points_to_info_for): Declare extern.
3192 (debug_points_to_info_for): New function.
3194 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
3196 * config/arc/arc.md: Switch to DFA-based scheduler description.
3197 * config/arc/arc.c: Switch to DFA-based scheduler description.
3199 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3201 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3202 pointer.
3204 2004-07-09 Richard Henderson <rth@redhat.com>
3206 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3207 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3208 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3209 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3211 * config/v850/v850-protos.h (v850_va_arg): Remove.
3212 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3213 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3214 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3215 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3216 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3218 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3220 PR target/12133
3221 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3222 and DImode to use +/-4k offset.
3224 2004-07-09 Richard Henderson <rth@redhat.com>
3226 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3227 Remove.
3228 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3229 (xstormy16_gimplify_va_arg_expr): Rewrite from
3230 xstormy16_expand_builtin_va_arg.
3231 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3233 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3234 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3236 * config/sh/sh-protos.h (sh_va_arg): Remove.
3237 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3238 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3239 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3241 * config/pa/pa-protos.h (hppa_va_arg): Remove.
3242 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3243 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3244 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3246 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3247 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3248 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3249 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3251 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3253 * config/sparc/sparc.md (return): Rewrite length formula.
3254 * config/sparc/sparc.c (output_return): Pass 1 as 5th
3255 argument to final_scan_insn when in a delay slot.
3256 (output_sibcall): Likewise.
3258 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
3260 * arm.c (arm_cpp_interwork): New variable.
3261 (arm_override_options): Set it if TARGET_INTERWORK was on the command
3262 line.
3263 * arm.h (arm_cpp_interwork): Declare it.
3264 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3265 __THUMB_INTERWORK__ in the preprocessor.
3267 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
3269 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3271 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3273 PR target/16416
3274 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3275 Override default settings to account for -m32 and -m64.
3277 2004-07-08 Randolph Chung <tausq@debian.org>
3279 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3281 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
3283 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3284 before comparing it as such.
3286 2004-07-08 Richard Henderson <rth@redhat.com>
3288 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3289 temporary. Use bit arithmetic to align.
3291 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
3293 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3294 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3295 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3296 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3297 add_labels_and_missing_jumps, find_jump_block,
3298 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3299 Likewise.
3300 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3301 link_btr_uses, move_btr_def): Likewise.
3302 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3303 expand_builtin_expect_jump): Likewise.
3304 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3305 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3306 * cfganal.c (forwarder_block_p): Likewise.
3307 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3308 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3309 find_bb_boundaries): Likewise.
3310 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3311 merge_blocks_move_predecessor_nojumps,
3312 merge_blocks_move_successor_nojumps, insns_match_p,
3313 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3314 try_optimize_cfg): Likewise.
3315 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3316 * cfglayout.c (skip_insns_after_block, label_for_bb,
3317 record_effective_endpoints, insn_locators_initialize,
3318 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3319 * cfgmainloop.c (create_loop_notes): Likewise.
3320 * cfgrtl.c (delete_insn, delete_insn_chain,
3321 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3322 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3323 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3324 redirect_branch_edge, force_nonfallthru_and_redirect,
3325 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3326 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3327 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3328 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3329 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3330 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3331 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3332 * combine.c (combine_instructions, can_combine_p, try_combine,
3333 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3334 distribute_notes, distribute_links, insn_cuid): Likewise.
3335 * cse.c (fold_rtx, cse_insn, cse_around_loop,
3336 invalidate_skipped_block, cse_set_around_loop,
3337 cse_end_of_basic_block, cse_main, cse_basic_block,
3338 cse_condition_code_reg): Likewise.
3339 * cselib.c (cselib_process_insn): Likewise.
3340 * ddg.c (create_ddg): Likewise.
3341 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3342 Likewise.
3343 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3344 gen_label_die, dwarf2out_var_location): Likewise.
3345 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3346 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3347 last_call_insn, active_insn_p, next_label, prev_label,
3348 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3349 add_insn_before, remove_insn, add_function_usage_to,
3350 reorder_insns, find_line_note, remove_unnecessary_notes,
3351 emit_insn_after_1, classify_insn): Likewise.
3352 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3353 connect_post_landing_pads, sjlj_mark_call_sites,
3354 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3355 can_throw_internal, can_throw_external, set_nothrow_function_flags,
3356 convert_to_eh_region_ranges): Likewise.
3357 * explow.c (optimize_save_area_alloca): Likewise.
3358 * expr.c (expand_expr_real): Likewise.
3359 * final.c (insn_current_reference_address, compute_alignments,
3360 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3361 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3362 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3363 propagate_block_delete_insn, propagate_one_insn,
3364 init_propagate_block_info, propagate_block, libcall_dead_p,
3365 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3366 Likewise.
3367 * function.c (instantiate_virtual_regs, reorder_blocks_1,
3368 expand_function_start, expand_function_end, contains,
3369 thread_prologue_and_epilogue_insns,
3370 reposition_prologue_and_epilogue_notes): Likewise.
3371 * gcse.c (constprop_register, bypass_conditional_jumps,
3372 insert_insn_end_bb, gcse_after_reload): Likewise.
3373 * genemit.c (gen_expand, gen_split): Likewise.
3374 * genpeep.c (gen_peephole, main): Likewise.
3375 * global.c (build_insn_chain): Likewise.
3376 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3377 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3378 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3379 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3380 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3381 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3382 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3383 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3384 dead_or_predicable): Likewise.
3385 * integrate.c (try_constants): Likewise.
3386 * jump.c (rebuild_jump_labels, cleanup_barriers,
3387 purge_line_number_notes, init_label_info, mark_all_labels,
3388 squeeze_notes, get_label_before, get_label_after,
3389 reversed_comparison_code_parts, simplejump_p, pc_set,
3390 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3391 delete_barrier, delete_prior_computation, delete_computation,
3392 delete_related_insns, delete_for_peephole, redirect_jump):
3393 Likewise.
3394 * lcm.c (optimize_mode_switching): Likewise.
3395 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3396 Likewise.
3397 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3398 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3399 * loop-iv.c (simplify_using_assignment): Likewise.
3400 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3401 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3402 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3403 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3404 check_insn_for_givs, check_final_value, update_giv_derive,
3405 basic_induction_var, product_cheap_p, check_dbra_loop,
3406 loop_insn_first_p, last_use_this_basic_block,
3407 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3408 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3409 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3410 sms_schedule_by_order): Likewise.
3411 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3412 * postreload.c (reload_cse_simplify_operands, reload_combine,
3413 reload_cse_move2add): Likewise.
3414 * predict.c (can_predict_insn_p, estimate_probability,
3415 expected_value_to_br_prob, process_note_predictions): Likewise.
3416 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3417 * profile.c (branch_prob): Likewise.
3418 * ra-build.c (live_out_1, livethrough_conflicts_bb,
3419 detect_webs_set_in_cond_jump): Likewise.
3420 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3421 ra_print_rtl_with_bb): Likewise.
3422 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3423 * recog.c (next_insn_tests_no_inequality, find_single_use,
3424 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3425 * reg-stack.c (next_flags_user, record_label_references,
3426 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3427 compensate_edge, convert_regs_1): Likewise.
3428 * regclass.c (scan_one_insn): Likewise.
3429 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3430 regmove_optimize, fixup_match_1, single_set_for_csa,
3431 combine_stack_adjustments_for_block): Likewise.
3432 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3433 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3434 find_equiv_reg): Likewise.
3435 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3436 reload_as_needed, emit_input_reload_insns, do_output_reload,
3437 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3438 Likewise.
3439 * reorg.c (find_end_label, emit_delay_sequence,
3440 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3441 get_jump_flags, rare_destination, mostly_true_jump,
3442 try_merge_delay_insns, redundant_insn, own_thread_p,
3443 fill_simple_delay_slots, fill_slots_from_thread,
3444 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3445 dbr_schedule): Likewise.
3446 * resource.c (find_basic_block, next_insn_no_annul,
3447 find_dead_or_set_registers, mark_target_live_regs): Likewise.
3448 * rtl.h (RTX_PREV): Likewise.
3449 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3450 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3451 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
3452 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
3453 tablejump_p, computed_jump_p, insns_safe_to_move_p,
3454 find_first_parameter_load, can_hoist_insn_p): Likewise.
3455 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
3456 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
3457 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
3458 schedule_ebbs): Likewise.
3459 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
3460 is_conditionally_protected, can_schedule_ready_p,
3461 add_branch_dependences, debug_dependencies): Likewise.
3462 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
3463 Likewise.
3464 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
3465 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
3466 set_dominates_use, ujump_to_loop_cont): Likewise.
3467 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
3468 * varasm.c (output_constant_pool_1): Likewise.
3470 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3472 * tree-scalar-evolution.c: New file.
3473 * tree-scalar-evolution.h: New file.
3474 * tree-ssa-loop-niter.c: New file.
3475 * Makefile.in (SCEV_H): New.
3476 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
3477 * cfgloop.h (struct loop): Add bounds field.
3478 * tree-flow.h (struct tree_niter_desc): New type.
3479 (number_of_iterations_cond, number_of_iterations_exit,
3480 loop_niter_by_eval, find_loop_niter_by_eval,
3481 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
3482 free_numbers_of_iterations_estimates): Declare.
3483 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
3484 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
3485 * doc/invoke.texi (max-iterations-to-track): Document.
3487 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
3489 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
3490 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
3491 (MODE_AFTER): Add cast appropriately.
3492 * config/sh/sh.md (movdi splitter): Likewise.
3493 (casesi_worker_2): Add const qualifier appropriately.
3494 (eh_return): Remove unused variable.
3495 (insv): Initialize v;
3497 2004-07-08 Richard Henderson <rth@redhat.com>
3499 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
3500 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3501 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
3502 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
3503 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
3505 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
3506 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3507 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
3508 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
3510 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
3511 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3512 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
3513 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
3515 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
3516 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3517 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
3518 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
3520 * config/i860/i860-protos.h (i860_va_arg): Remove.
3521 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3522 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
3523 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
3525 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3527 * system.h: Prototype getpagesize if missing.
3528 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
3529 * configure: Regenerate.
3530 * config.in: Regenerate.
3532 2004-07-08 Richard Henderson <rth@redhat.com>
3534 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
3535 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3536 (fr30_gimplify_va_arg_expr): New.
3537 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
3538 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
3540 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
3542 PR target/16414
3543 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
3544 of asm_noperands result.
3546 2004-07-08 Richard Henderson <rth@redhat.com>
3548 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
3549 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3550 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
3551 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
3553 2004-07-08 Richard Henderson <rth@redhat.com>
3555 * builtins.c (ind_gimplify_va_arg_expr): New.
3556 * tree.h (ind_gimplify_va_arg_expr): Declare.
3557 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
3559 2004-07-08 Jan Beulich <jbeulich@novell.com>
3561 * expmed.c (extract_bit_field): Correct condition to use vec_extract
3562 patterns also on vector elements other than the first one.
3563 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
3564 break statements.
3566 2004-07-08 Geoffrey Keating <geoffk@apple.com>
3568 * config/rs6000/darwin-ldouble.c: Correct reference
3569 to the Linnainmaa paper.
3571 2004-07-08 Richard Henderson <rth@redhat.com>
3573 * config/arc/arc-protos.h (arc_va_arg): Remove.
3574 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3575 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
3576 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3578 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
3579 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3580 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
3581 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
3583 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3585 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
3587 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3589 * c-decl.c (static_ctors, static_dtors): Make static.
3590 (pop_file_scope): Call c_common_write_pch and
3591 cgraph_finalize_compilation_unit here.
3592 (build_cdtor): Moved here from c-objc-common.c; simplify.
3593 (c_write_global_declarations_1): Clarify comment.
3594 (c_write_global_declarations): Close the external scope before
3595 doing anything else. Call build_cdtor, cgraph_optimize, and
3596 mudflap_finish_file here.
3597 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
3598 Clarify comment.
3599 * c-objc-common.c: No need to include cgraph.h.
3600 (build_cdtor): Moved to c-decl.c.
3601 (c_objc_common_finish_file): Delete.
3602 * c-tree.h: Update to match.
3603 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
3604 (generate_static_references): Set TREE_USED before calling finish_decl.
3605 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
3606 on the static_instances_decl.
3608 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3610 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
3611 decls when there is only one input translation unit.
3612 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
3613 change of 2004-07-05; do not treat declarations with
3614 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
3615 * opts.c (cur_in_fname): Delete.
3616 * opts.h: Likewise.
3617 * tree.c: Revert changes of 2004-07-05; no special treatment
3618 for TRANSLATION_UNIT_DECLs.
3619 * Makefile.in (tree.o): Update dependencies.
3621 2004-07-08 Roger Sayle <roger@eyesopen.com>
3623 * builtins.c (fold_builtin_strcpy): Merge functionality from
3624 simplify_builtin_strcpy. Add additional len argument. No longer
3625 static. Remove function prototype.
3626 (fold_builtin_strncpy): Likewise integrate functionality from
3627 simplify_builtin_strncpy. Add additional slen argument. No
3628 longer static. Remove function prototype.
3629 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
3630 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
3631 types of "ignore" and "unlocked" parameters to bool.
3632 (fold_builtin_1): Add additional ignore argument. Call renamed
3633 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
3634 builtins. Update arguments to fold_builtin_strncpy and
3635 fold_builtin_strcpy. Add function prototype.
3636 (fold_builtin): Add additional Boolean ignore argument to pass
3637 to fold_builtin_1.
3638 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
3639 and fold_builtin_strncpy instead of simplify_builtin_fputs,
3640 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
3642 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
3643 simplify_builtin_strncpy): Delete function prototypes.
3644 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
3645 fold_builtin_strncpy): Add function prototypes here.
3646 (fold_builtin): Update function prototype with new "bool ignore".
3648 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
3649 (ccp_fold_builtin): Update call to fold_builtin. Call
3650 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
3651 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
3652 simplify_builtin_strncpy respectively.
3653 * fold-const.c (fold): Update call to fold_builtin.
3655 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3657 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
3658 to strcpy.
3660 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
3661 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
3662 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
3663 * calls.c: Remove ifdefs of macros above.
3664 * functions.c: Likewise.
3665 * expr.c: Likewise.
3667 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3669 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
3670 (arch attribute): Delete.
3671 (current_function_calls_alloca attribute): Rename into calls_alloca.
3672 (calls_eh_return): New attribute.
3673 (leaf_function): Likewise.
3674 (length attribute): Fix formula for sibcalls.
3675 (return insn): Correctly compute the 'length' attribute.
3676 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
3678 2004-07-08 Richard Henderson <rth@redhat.com>
3680 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
3681 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
3682 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
3683 * tree-eh.c (lower_eh_constructs_1): Likewise.
3684 * tree-sra.c (sra_walk_modify_expr): Likewise.
3685 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3686 (eliminate_unnecessary_stmts): Likewise.
3687 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3688 * tree-tailcall.c (optimize_tail_call): Likewise.
3689 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
3691 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3692 Jakub Jelinek <jakub@redhat.com>
3694 * config/i386/i386.c (override_options): Enable
3695 SSE prefetches with -mtune, as long as we are
3696 compiling for i686 or higher. All i686 processors
3697 accept SSE prefetches as NOPS, some i586's don't.
3699 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3701 PR target/10567
3702 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
3704 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3706 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
3707 the handling of clobbering ASM_EXPRs.
3709 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3711 PR target/16430
3712 * config/sparc/sparc.c (function_value): In 64-bit mode,
3713 return the aggregates larger than 16 bytes like unions.
3715 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3717 PR target/16199
3718 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
3719 'temp' is zero, generate new pseudos as needed and emit the
3720 sequence of insns in single-assignment form. Resync comments
3721 with code.
3722 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
3723 function before reload.
3725 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
3727 * vec.c (vec_assert_fail): Remove duplicate 'function'.
3729 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
3731 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
3732 Allocation is signed.
3733 (VEC_reserve): Return flag, allocation is signed.
3735 2004-07-08 Richard Henderson <rth@redhat.com>
3737 * tree-ssa-ccp.c (fold_stmt): Get type directly from
3738 OBJ_TYPE_REF_OBJECT.
3740 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
3741 Neil Booth <neil@daikokuya.co.uk>
3743 PR c/2511
3744 PR c/3325
3745 * c-decl.c (finish_struct): Ensure bit-fields are given the
3746 correct type.
3747 * c-common.c (c_common_signed_or_unsigned_type): For C, require
3748 the precision to match as well as the mode.
3749 * expr.c (reduce_to_bit_field_precision): New function.
3750 (expand_expr_real_1): Reduce expressions of bit-field type to
3751 proper precision.
3752 * langhooks.h (reduce_bit_field_operations): New hook.
3753 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3754 Define.
3755 * c-lang.c, objc/objc-lang.c
3756 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
3757 * objc/objc-act.c (check_ivars): Convert types to bit-field types
3758 before checking.
3759 * tree.c (build_nonstandard_integer_type): New function.
3760 * tree.h (build_nonstandard_integer_type): New prototype.
3761 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
3762 conversions between integer and boolean types as useless.
3764 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3766 * c-common.c (c_common_nodes_and_builtins): Do not
3767 create __builtin_ptrdiff_t and __builtin_size_t.
3769 2004-07-08 Andrew Pinski <apinski@apple.com>
3771 * Makefile.in (libbackend.o): Add -combine to the gcc
3772 command line.
3774 2004-07-08 Nick Clifton <nickc@redhat.com>
3776 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
3777 Set to -Os.
3779 2004-07-08 Richard Henderson <rth@redhat.com>
3781 * except.c (expand_eh_region_start, expand_eh_region_end,
3782 expand_eh_handler, expand_eh_region_end_cleanup,
3783 expand_start_all_catch, expand_start_catch, expand_end_catch,
3784 expand_end_all_catch, expand_eh_region_end_allowed,
3785 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
3786 expand_eh_region_end_fixup): Remove.
3787 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
3788 cleanups, outer_cleanups, label_chain, exception_region.
3789 (struct goto_fixup): Remove stack_level, cleanup_list_list.
3790 (struct label_chain): Remove.
3791 (struct stmt_status): Remove x_stack_block_stack.
3792 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
3793 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
3794 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
3795 end_cleanup_deferral, last_cleanup_this_contour,
3796 containing_blocks_have_cleanups_or_stack_level,
3797 any_pending_cleanups): Remove.
3798 (expand_null_return_1): Take no arguments.
3799 (expand_label, expand_naked_return, expand_return,
3800 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
3801 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
3802 expand_end_case_type): Don't use any of them.
3803 * calls.c (expand_call): Likewise.
3804 * dojump.c (do_jump): Likewise.
3805 * function.c (expand_function_end): Likewise.
3806 * expr.c (store_expr, expand_expr_real_1): Likewise.
3807 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
3808 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
3809 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
3810 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
3811 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
3812 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
3813 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
3814 for WITH_CLEANUP_EXPR.
3815 (gimple_push_cleanup): Likewise.
3816 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
3817 * print-tree.c (print_node): Likewise.
3818 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
3819 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
3820 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
3821 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
3822 (GOTO_SUBROUTINE_EXPR): Remove.
3823 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
3824 (DECL_TOO_LATE): Remove.
3825 * except.h, tree.h: Update decls.
3827 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
3829 * explow.c (optimize_save_area_alloca): Do not accept parameters.
3830 * passes.c (rest_of_handle_final): Handle symout.
3831 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
3832 Push timevar here.
3833 (rest_of_handle_sched): Break out SMS. Remove ifs for
3834 flag_schedule_insns and flag_modulo_sched.
3835 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
3836 collect at the end.
3837 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
3838 (rest_of_handle_partition_blocks, rest_of_handle_sms,
3839 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
3840 rest_of_handle_mode_switching, rest_of_handle_jump,
3841 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
3842 rest_of_handle_jump2, rest_of_handle_postreload,
3843 rest_of_handle_flow2, rest_of_clean_state,
3844 rest_of_handle_shorten_branches,
3845 rest_of_handle_prologue_epilogue,
3846 rest_of_handle_branch_target_load_optimize): New.
3847 (rest_of_compilation): Call the above. Remove ggc_collect
3848 calls moved to rest_of_handle_*.
3849 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
3851 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
3852 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
3853 * except.h (set_nothrow_function_flags): Update comment.
3854 * function.c (current_function_nothrow): Remove.
3855 * output.h (current_function_nothrow): Remove.
3856 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
3857 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
3859 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3861 PR bootstrap/16326
3862 * reorg.c: Revert 2004-06-30 change.
3863 (find_end_label): If HAVE_epilogue and !HAVE_return,
3864 return 0 instead of creating a label at the end of the insn chain.
3865 (optimize_skip): Account for the failure mode of find_end_label.
3866 (fill_simple_delay_slots): Likewise.
3867 (fill_slots_from_thread): Likewise.
3868 (relax_delay_slots): Likewise.
3870 2004-07-08 Diego Novillo <dnovillo@redhat.com>
3872 * tree-flow.h (addressable_vars): Declare.
3873 * tree-ssa-alias.c (addressable_vars): Define.
3874 (setup_pointers_and_addressables): Add addressable variables
3875 to addressable_vars.
3876 * tree-ssa-operands.c (get_stmt_operands): Move
3877 handling of ASM_EXPRs ...
3878 (get_asm_expr_operands): ... here.
3879 When the ASM_EXPR clobbers memory, also clobber addressable
3880 variables.
3881 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
3882 (delete_tree_ssa): Reset addressable_vars.
3884 2004-07-07 Jan Beulich <jbeulich@novell.com>
3885 Richard Henderson <rth@redhat.com>
3887 * varasm.c (assemble_variable): Use assemble_zeros for
3888 zero-initialized variables.
3889 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
3890 for SECCAT_BSS and SECCAT_TBSS.
3892 2004-07-07 Jan Beulich <jbeulich@novell.com>
3894 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
3896 * expmed.c (emit_store_flag): Also special-case double-word
3897 (in-)equality comparison against -1.
3899 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
3900 passing arguments the containers for which are registers.
3902 * calls.c (emit_library_call_value_1): Use mode of function parameter
3903 rather than that of argument since constants have none.
3905 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
3907 Introduce H8SX support.
3908 * expr.c (expand_strcpy): Renamed and moved to...
3909 * builtins.c (expand_movstr): ... here. Tweak.
3910 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
3911 computed or has side effects.
3912 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
3913 unused, or if mempcpy fails. Adjust the return value in the
3914 latter case. Use movstr if everything else fails.
3915 * doc/md.texi (movstr): Document.
3916 (movmemM, clrmemM): Fix explanation of memory block operands.
3917 * config/h8300/h8300.md (stpcpy): Renamed to...
3918 (movstr): ... this. Adjust.
3919 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3920 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
3921 movmem* and clrstr* to clrmem*.
3922 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
3923 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
3924 GENERAL_REGS, always.
3925 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
3926 getting the stack pointer as addr.
3927 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
3928 from general_operand_dst.
3929 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
3930 variant of...
3931 (movmd_internal): ... this. Add modes to operands. Disparage `D'
3932 instead of requiring it to match only before reload.
3933 (stpcpy_internal_normal): New, normal-mode variant of...
3934 (stpcpy_internal): ... this. Add modes to operands. Disparage
3935 `D' instead of requiring it to match only before reload.
3936 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
3937 mode argument.
3938 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
3939 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
3940 h8300_get_index.
3941 * config/h8300/h8300.md (attr type): Add call.
3942 (attr can_delay): If type is call, set it no.
3943 (call, call_value): Set type to call.
3944 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
3945 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
3946 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
3947 * tree.c (get_narrower): Don't narrow integral types into
3948 non-integral types.
3949 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
3950 frame_size *before* the first use.
3951 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
3952 on input.
3953 (peephole2): Don't widen instructions that push SP. Move
3954 decrement of SP to the end of all stm-generating peepholes.
3955 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3956 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
3957 and OR to set it to all ones.
3958 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
3959 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
3960 (call, call_value): Set can_delay to "no".
3961 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
3962 * config/h8300/h8300.md (extzv): Make subreg check more robust.
3963 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3964 * config/h8300/h8300.md (*brabit): Remove.
3965 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
3966 zero_extract. Use bit_memory_operand as the predicate for
3967 operand 1 and 'WU' as the constraint. Check the difference
3968 between the base length and the final one when deciding which
3969 type of branch to use.
3970 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3971 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
3972 Use convert_move to extend the result for TARGET_H8300SX. Check
3973 for QImode memory references. Optimize the case where the
3974 destination is a paradoxical subreg.
3975 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3976 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
3977 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
3978 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
3979 * config/h8300/h8300.md: Include mova.md
3980 (length_table): Add mova and mova_zero.
3981 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
3982 after all constant addresses for '%R', '%X', '%T' and '%S'.
3983 (h8300_mova_length): New function.
3984 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
3985 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
3986 dependencies for s-config, etc.
3987 * config/h8300/gemova.sh: New file.
3988 * config/h8300/mova.md: Generated.
3989 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
3990 * config/h8300/h8300.c (h8300_bitfield_length): New.
3991 (nibble_operand): Adjust.
3992 (h8300_binary_length): Handle conditional binary op.
3993 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
3994 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
3995 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
3996 and P#<0, unused so far. W and Y are now prefixes to multi-letter
3997 constraints. WU is introduced as a variant of U that requires a
3998 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
3999 * config/h8300/h8300.md (attr type): Added bitbranch.
4000 (attr length_table): Added bitfield and bitbranch.
4001 (attr length): Compute bitbranch length.
4002 (andqi): Separate pattern for H8300SX. Use bfld for loading the
4003 least-significant bit of a byte.
4004 (brabit, brabc, brabs): New.
4005 (insv, extzv): Emit bfst and bfld on H8300SX.
4006 (bfld, bfst, seq, sne): New.
4007 (bstzhireg, cmpstz, bstz, bistz): New.
4008 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4009 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4010 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
4011 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4012 (h8sx_unary_memory_operator): New function.
4013 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4014 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4015 * config/h8300/h8300.md: Add peepholes to combine reloads and
4016 arithmetic insns.
4017 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4018 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4019 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4020 (and?i, ior?i, xor?i): Likewise.
4021 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
4022 * config/h8300/h8300.c: Move enums and prototypes to head of file.
4023 Various whitespace fixes.
4024 (h8300_constant_length): New function, split out from...
4025 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
4026 (h8300_classify_operand): Use IN_RANGE.
4027 (h8300_classify_operand): Use h8300_constant_length.
4028 (h8300_short_move_mem_p): Tighten size check.
4029 (h8sx_mergeable_memrefs_p): Tighten equality check.
4030 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
4031 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4032 for -msx.
4033 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4034 * config/h8300/crtn.asm: Likewise.
4035 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
4036 if __H8300SX__ is defined.
4037 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
4038 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4039 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4040 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4041 addresses as mode-dependent.
4042 * config/h8300/h8300.c (print_operand_address): Update call to
4043 h8300_get_index.
4044 (h8300_get_index): Take a mode argument. Rework to fix an
4045 earlier misunderstanding.
4046 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
4047 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4048 into a register if TARGET_H8300SX.
4049 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4050 TARGET_H8300SX. Also disable related define_splits.
4051 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4052 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
4053 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4054 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4055 * config/h8300/h8300.h (OK_FOR_Z): New macro.
4056 (EXTRA_CONSTRAINT_STR): Check it.
4057 * config/h8300/h8300.c (h8300_classify_operand): Accept null
4058 class arguments.
4059 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4060 * config/h8300/h8300.md (length_table): Add mov_imm4.
4061 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4062 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
4063 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4064 be a label.
4065 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4066 * config/h8300/h8300.c (h8300_reorg): New function.
4067 (TARGET_MACHINE_DEPENDENT_REORG): Define.
4068 * config/h8300/h8300.md (length): Subtract the length of the
4069 delay slot from (pc) when checking the range of forward branches.
4070 (delay_slot, can_delay): New attributes.
4071 (define_delay): Add bra/s handling.
4072 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4073 (jump): Add delayed-branch handling.
4074 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
4075 * expr.c (expand_strcpy): New function.
4076 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4077 (expand_builtin_stpcpy): Likewise.
4078 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4079 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4080 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4081 handling to improve register allocation for -fno-omit-frame-pointer.
4082 (h8sx_split_movmd): Delete, moving er6 handling into...
4083 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4084 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4085 (movmd): Add calls to copy_rtx.
4086 (movmd_internal): In the second alternative, allow the initial and
4087 final destination registers to be different . Update the splitter
4088 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4089 instead of h8sx_split_movmd.
4090 (stpcpy, movsd): New expanders.
4091 (movsd_internal): New define_insn.
4092 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
4093 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4094 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4095 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4096 and DESTINATION_REGS.
4097 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4098 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4099 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4100 (h8300_move_ratio): Declare.
4101 (MOVE_RATIO): Use it.
4102 * config/h8300/h8300.c (h8300_move_ratio): New variable.
4103 (h8300_init_once): Initialize it.
4104 (h8300_reg_class_from_letter): New function.
4105 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4106 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4107 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4108 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4109 (movstrsi, movmd): New expanders.
4110 (movmd_internal): New insn.
4111 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
4112 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4113 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
4114 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4115 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4116 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4117 * config/h8300/h8300.c (nibble_operand): Fix warning.
4118 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4119 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4120 (movsf_h8300h): Disable for TARGET_H8300SX.
4121 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4122 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4123 h8300_stm_parallel and h8300_return_parallel.
4124 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4125 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4126 h8300_stm_parallel, h8300_return_parallel): New functions.
4127 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4128 if TARGET_H8300SX. Use h8300_push_pop.
4129 (h8300_expand_epilogue): Likewise. Try to merge the return insn
4130 and final pop when generating h8sx code. Always emit some form
4131 of return insn.
4132 * config/h8300/h8300.md: Don't enforce register alignment in
4133 stm peepholes if TARGET_H8300SX.
4134 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4135 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4136 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4137 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
4138 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4139 (MULTILIB_DIRNAMES): Add a directory for it.
4140 (MULTILIB_MATCHES): Delete.
4141 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4142 * final.c (walk_alter_subreg): Handle addresses with subregs
4143 inside a ZERO_EXTEND or AND.
4144 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4145 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4146 if TARGET_H8300SX.
4147 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4148 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4149 @(dd,Rn.w) and @(dd,ERn.L).
4150 (h8300_displacement_size): Take the whole address as argument.
4151 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4152 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
4153 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4154 (h8sx_mergeable_memrefs_p): Declare.
4155 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4156 (HAVE_PRE_INCREMENT): Likewise.
4157 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4158 addresses for TARGET_H8300SX,
4159 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4160 and POST_DEC.
4161 (movb_length_table, movl_length_table): New tables.
4162 (movw_length_table): Define to movb_length_table.
4163 (h8300_displacement_size): New, split out from...
4164 (h8300_classify_address): ...here. Handle pre/post inc/dec.
4165 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4166 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4167 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4168 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4169 (compute_plussi_length, compute_plussi_cc): Update accordingly.
4170 (h8sx_unary_shift_operator): Get the mode from the operator.
4171 (binary_shift_operator): Likewise.
4172 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4173 a memory reference, check whether the reference is offsettable.
4174 (length_table): Add movb, movw and movl.
4175 (movqi): Add new h8sx pattern. Don't force one operand to be a
4176 register when generating h8sx code.
4177 (movhi, movsi, movsf): Likewise.
4178 (movstrictqi): Use the length_table attribute.
4179 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
4180 (addqi3): Split into a define_expand and define_insn. Don't accept
4181 memory operands in the expander. Use h8300_operands_match_p to
4182 check for matching operands in the define_insn.
4183 (subqi3, negqi2, one_cmplqi2): Likewise.
4184 (add[hs]i3): Don't accept memory operands in the expander. Likewise
4185 in any patterns that are unused in h8sx code. In the h8sx patterns,
4186 use h8300_operands_match_p to check whether operands match.
4187 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4188 one_cmpl[hs]i3): Likewise.
4189 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
4190 in the expander.
4191 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
4192 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4193 (h8300_insn_length_from_table): Add a second parameter.
4194 (output_h8sx_shift): Declare.
4195 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4196 (EXTRA_CONSTRAINT): Replace with...
4197 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
4198 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4199 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4200 and h8sx_binary_shift_operator.
4201 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4202 for TARGET_H8300SX.
4203 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4204 (bit_memory_operand, fix_bit_operand): Likewise.
4205 (h8300_length_table_for_insn): Remove.
4206 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4207 instructions.
4208 (h8300_short_immediate_length, h8300_binary_length): New functions.
4209 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
4210 (output_plussi): Use sub to add negative constants.
4211 (compute_plussi_length): Adjust accordingly.
4212 (h8sx_single_shift_type): New enum.
4213 (h8sx_single_shift, h8sx_unary_shift_operator,
4214 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4215 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4216 single h8sx instruction. Return false in this case.
4217 * config/h8300/h8300.md (length_table): Add short_immediate.
4218 (length): Pass the operand array to h8300_insn_length_from_table.
4219 (adjust_length): Assume "no" for insns with a length_table attribute.
4220 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4221 (*addhi3_h8300hs): Don't use for h8sx.
4222 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4223 and sub.w #xx:3.
4224 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4225 1's predicate to nonimmediate_operand. Only skip default expansion
4226 if expand_a_shift or expand_a_rotate returns true. Add new patterns
4227 for single h8sx shift instructions.
4228 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
4229 * config/h8300/h8300.c (nibble_operand): Split out of...
4230 (reg_or_nibble_operand): ... this.
4231 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4232 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4233 umulhisi3): Introduce expand, and introduce separate insns for
4234 sign- or zero-extended REG and already-extended CONST_INT.
4235 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
4236 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4237 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4238 (subhi3): Likewise. Don't accept immediates for operand 1.
4239 Remove the early clobber from second alternative of the h8300s pattern.
4240 (subsi3): Generalize for h8sx. Force operand 2 into a register
4241 on plain h8300 targets.
4242 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4243 (subsi3_h8300h): Generalize for h8sx.
4244 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4245 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
4246 * config/h8300/h8300.c (reg_or_nibble_operand): New.
4247 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4248 (TARGET_H8300SXMUL): New.
4249 (CONST_OK_FOR_P): New.
4250 (CONST_OK_FOR_LETTER_P): Adjust.
4251 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4252 umulhisi3): Accept 4-bit immediate on H8SX.
4253 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4254 (udivsi3, divhi3, udivsi3, divsi3): New.
4255 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
4256 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4257 * config/h8300/h8300.h (OK_FOR_Q): New macro.
4258 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4259 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4260 Add ADDRESSOF to the bit_operand entry.
4261 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4262 (h8300_src_operand): Likewise.
4263 (bit_operand): Check nonimmediate_operand rather than general_operand.
4264 Accept any nonimmediate_operand in h8sx code.
4265 (h8300_and_costs): Initialize operands[1].
4266 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4267 (h8300_operand_class): New enum.
4268 (h8300_length_table): New typedef.
4269 (addb_length_table, addw_length_table, addl_length_table,
4270 logicl_length_table): New tables.
4271 (logicb_length_table, logicw_length_table): New macros.
4272 (h8300_classify_operand, h8300_length_from_table,
4273 h8300_length_table_for_insn, h8300_unary_length,
4274 h8300_insn_length_from_table): New functions.
4275 (output_plussi): Only use adds and subs for register destinations.
4276 Disable redundant clause.
4277 (compute_plussi_cc): Likewise.
4278 (compute_plussi_length): Likewise. Use h8300_length_from_table
4279 to work out the length of an insn.
4280 (output_logical_op): Only use narrower immediate instructions
4281 if the destination is a register.
4282 (compute_logical_op_cc): Likewise.
4283 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
4284 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4285 * config/h8300/h8300.md (length_table): New attribute.
4286 (length): When an instruction has a length_table attribute, use
4287 h8300_insn_length_from_table to calculate its default length.
4288 (cmpqi): Use h8300_dst_operand for the first operand and
4289 h8300_src_operand for the second.
4290 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4291 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4292 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4293 iorsi3, xorhi3, xorsi3): Likewise.
4294 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
4295 so that it allows any combination of operands for TARGET_H8300SX.
4296 (iorqi3, xorqi3): Likewise.
4297 (cmpqi): Use the length_table attribute.
4298 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4299 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4300 (cmpqi): Add 'Q' constraint.
4301 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4302 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4303 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
4304 * config/h8300/h8300.h (MASK_H8300SX): New macro.
4305 (TARGET_H8300S): True for both -ms and -msx.
4306 (TARGET_H8300SX): New macro.
4307 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4308 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4309 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4310 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4311 [Temporary change.]
4312 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
4313 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4314 16-bit pointers and 32-bit ints.
4315 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4316 CONST_DOUBLE with mode no wider than SImode.
4317 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4318 output operand.
4319 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
4320 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4321 or SUBREG thereof.
4322 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4323 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
4324 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4326 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4328 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4330 2004-07-07 Per Bothner <per@bothner.com>
4332 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
4334 2004-07-07 Mike Stump <mrs@apple.com>
4336 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4337 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4338 (machopic_finish): Likewise.
4340 2004-07-07 Richard Henderson <rth@redhat.com>
4342 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4343 through any value-preserving cast.
4345 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4347 * function.c (assign_parm_find_data_types): Call
4348 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4350 2004-07-07 Steven Bosscher <stevenb@suse.de>
4352 * tree-cfg.c (group_case_labels): Remove case labels that have
4353 the same target as the default case.
4355 2004-07-07 Steven Bosscher <stevenb@suse.de>
4357 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4358 regardless of DECL_LANG_SPECIFIC being present or not.
4359 * tree.h (DECL_NUM_STMTS): Purge.
4361 2004-07-07 Andrew Pinski <apinski@apple.com>
4363 * configure: Regenerate with the right autoconf.
4365 2004-07-07 David Edelsohn <edelsohn@gnu.org>
4367 * ifcvt.c (total_bb_rtx_cost): New function.
4368 (find_if_case_1): Compare rtx_cost of basic block to cost of
4369 BRANCH_COST insns.
4370 (find_if_case_2): Same.
4372 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4374 PR target/10567
4375 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4376 (output_return): Likewise.
4377 (output_sibcall): Abort if !flag_delayed_branch.
4378 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4379 (emit_and_preserve): New function.
4380 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
4381 indirect jump to the thunked-to function if !flag_delayed_branch.
4382 * config/sparc/sparc.md (delayed_branch): New attribute.
4383 (load_pcrel_sym): Honor flag_delayed_branch. Use above
4384 attribute to compute the length of the insn.
4385 (goto_handler_and_restore): Likewise.
4387 2004-07-07 Andrew Pinski <apinski@apple.com>
4389 PR tree-optimization/15777
4390 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4392 * expr.c (expand_expr_real_1): Fix formating.
4393 BUFFER_REF and IN_EXPR are dead.
4394 * fold-const.c (non_lvalue): BUFFER_REF is dead.
4395 * tree-inline.c (estimate_num_insns_1): Likewise.
4396 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4397 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4398 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4400 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
4402 * collect2.c (dump_file): Don't call cplus_demangle if
4403 HAVE_LD_DEMANGLE is defined.
4404 (main): Pass "--demangle" to ld if no_demangle is not 0 and
4405 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4406 if HAVE_LD_DEMANGLE is defined.
4408 * configure.ac (--with-demangler-in-ld): Added
4409 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4410 --with-demangler-in-ld is used.
4411 * config.in: Regenerated.
4412 * configure: Likewise.
4414 2004-07-07 Roger Sayle <roger@eyesopen.com>
4416 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4417 for simple floating point operations "fp", double precision
4418 multiplication "dmul", and single and double precision division
4419 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
4420 (ppc630_cost): New table split from ppc620_cost, to distinguish
4421 differences in floating point latencies.
4422 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4423 (rs6000_rtx_costs): Add support for single and double precision
4424 floating point addition, subtraction, multiplication, division,
4425 fused-multiply-add, fused-multiply-sub, negation, absolute value
4426 and negative absolute value. Tweak MEM case to use prefered idiom.
4428 2004-07-07 Richard Henderson <rth@redhat.com>
4430 * tree-flow-inline.h (may_propagate_copy): Move...
4431 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
4432 attempt to copy between types requiring conversion.
4433 * tree-flow.h (may_propagate_copy): Update decl.
4434 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4436 2004-07-07 Jakub Jelinek <jakub@redhat.com>
4438 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4439 from -mtune= option.
4441 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
4443 * builtins.c: Rename movstr*, except for movstrict*, to
4444 movmem* and clrstr* to clrmem*.
4445 * expr.c: Likewise.
4446 * expr.h: Likewise.
4447 * genopinit.c: Likewise.
4448 * integrate.c: Likewise.
4449 * local-alloc.c: Likewise.
4450 * optabs.c: Likewise.
4451 * optabs.h: Likewise.
4452 * config/alpha/alpha.h: Likewise.
4453 * config/alpha/alpha.md: Likewise.
4454 * config/arm/arm-protos.h: Likewise.
4455 * config/arm/arm.c: Likewise.
4456 * config/arm/arm.md: Likewise.
4457 * config/avr/avr.md: Likewise.
4458 * config/c4x/c4x.c: Likewise.
4459 * config/c4x/c4x.md: Likewise.
4460 * config/frv/frv.md: Likewise.
4461 * config/i386/i386-protos.h: Likewise.
4462 * config/i386/i386.c: Likewise.
4463 * config/i386/i386.h: Likewise.
4464 * config/i386/i386.md: Likewise.
4465 * config/i860/i860.c: Likewise.
4466 * config/i860/i860.md: Likewise.
4467 * config/ip2k/ip2k.md: Likewise.
4468 * config/ip2k/libgcc.S: Likewise.
4469 * config/ip2k/t-ip2k: Likewise.
4470 * config/m32r/m32r.c: Likewise.
4471 * config/m32r/m32r.md: Likewise.
4472 * config/mcore/mcore.md: Likewise.
4473 * config/mips/mips.c: Likewise.
4474 * config/mips/mips.md: Likewise.
4475 * config/ns32k/ns32k.c: Likewise.
4476 * config/ns32k/ns32k.h: Likewise.
4477 * config/ns32k/ns32k.md: Likewise.
4478 * config/pa/pa.c: Likewise.
4479 * config/pa/pa.md: Likewise.
4480 * config/pdp11/pdp11.h: Likewise.
4481 * config/pdp11/pdp11.md: Likewise.
4482 * config/rs6000/rs6000.c: Likewise.
4483 * config/rs6000/rs6000.md: Likewise.
4484 * config/s390/s390-protos.h: Likewise.
4485 * config/s390/s390.c: Likewise.
4486 * config/s390/s390.md: Likewise.
4487 * config/sh/lib1funcs.asm: Likewise.
4488 * config/sh/sh.c: Likewise.
4489 * config/sh/sh.md: Likewise.
4490 * config/sh/t-sh: Likewise.
4491 * config/sparc/sparc.h: Likewise.
4492 * config/vax/vax.md: Likewise.
4493 * config/xtensa/xtensa.c: Likewise.
4494 * config/xtensa/xtensa.md: Likewise.
4495 * doc/invoke.texi: Likewise.
4496 * doc/md.texi: Likewise.
4497 * doc/rtl.texi: Likewise.
4499 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
4501 PR target/16407
4502 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
4503 * config/mips/mips.c (mips_declare_common_object): New function,
4504 mostly split out from...
4505 (mips_output_aligned_decl_common): ...here.
4506 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
4507 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
4508 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
4509 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
4511 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4513 PR c/16392
4514 * function.c (assign_parms): Fix typo from previous change.
4516 2004-07-07 Jason Merrill <jason@redhat.com>
4518 PR c++/15815
4519 * doc/extend.texi (C++ Interface): Correct information and
4520 discourage use.
4522 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
4524 PR target/16130
4525 PR target/16142
4526 PR target/16143
4527 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
4528 insn.
4530 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4532 PR target/1679.
4533 * config/m32r/m32r.c (m32r_function_symbol): New function:
4534 Generate a symbol name RTX with the correct m32r specific flags
4535 set.
4536 (block_move_call): Use new function to generate correct symbol.
4537 * config/m32r/m32r-protos.h: Add prototype for new funcion.
4538 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
4539 function.
4541 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4543 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
4544 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
4545 TYPE_BINFO_BASETYPE): Remove.
4546 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
4547 to ...
4548 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
4549 here.
4550 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
4551 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
4552 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
4553 (struct tree_binfo): Rename base_types to base_binfos.
4554 * alias.c (record_component_aliases): Adjust BINFO macros.
4555 * dbxout.c (dbxout_type): Likewise.
4556 * dwarf2out.c (gen_member_die): Likewise.
4557 * sdbout.c (sdbout_one_type): Likewise.
4558 * tree-dump.c (deque_and_dump): Likewise.
4559 * config/i386/i386.c (classify_argument,
4560 contains_128bit_aligned_vector_p): Likewise.
4562 2004-07-07 Nick Clifton <nickc@redhat.com>
4564 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
4565 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
4567 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
4569 * vec.h: Fix the example use.
4571 2004-07-06 Richard Henderson <rth@redhat.com>
4573 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
4574 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
4575 * tree-inline.c (copy_body_r, setup_one_parameter,
4576 initialize_inlined_parameters, expand_call_inline,
4577 declare_inline_vars): Don't check it.
4578 (expand_calls_inline): Remove old version, rename new version
4579 from gimple_expand_calls_inline.
4580 * tree-optimize.c (execute_gimple): Remove.
4581 (pass_gimple): Don't run anything.
4583 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4585 * doc/sourcebuild.texi: Use semicolons instead of commas in
4586 section title.
4588 2004-07-06 Richard Henderson <rth@redhat.com>
4590 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
4591 (sra_walk_modify_expr, scan_init): Likewise.
4592 (generate_element_zero): Check visited before scanning children.
4593 (generate_element_init): Set visited on error.
4594 (scalarize_init): Handle generate_element_init failure similar
4595 to use_block_copy.
4597 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
4599 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
4600 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
4602 2004-07-06 Richard Henderson <rth@redhat.com>
4604 * config/i386/i386.c (legitimize_pic_address): Make static.
4605 (legitimize_address): Handle CONST with TLS operand.
4606 (ix86_expand_move): Don't call legitimize_pic_address directly.
4607 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
4609 2004-07-06 Roger Sayle <roger@eyesopen.com>
4611 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
4612 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
4613 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
4614 is currently executed unconditionally, i.e. not in "else_bb".
4616 2004-07-06 Steven Bosscher <stevenb@suse.de>
4618 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
4619 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4620 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
4621 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4622 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
4623 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4624 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
4625 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4626 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
4627 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4628 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
4629 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4630 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
4631 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4632 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
4633 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4635 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4637 * dojump.c (do_jump): REFERENCE_EXPR is dead.
4638 * expr.c (expand_expr_real_1): Ditto.
4639 * tree-inline.c (estimate_num_insns_1): Ditto.
4640 * tree-pretty-print.c (dump_generic_node): Ditto.
4641 (op_symbol): Ditto.
4642 * tree.def: Ditto.
4644 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
4646 * tree-ssa-pre.c (reference_node_pool): New pool.
4647 (find_or_generate_expression): Class 'r' is okay too.
4648 (create_value_expr_from): Ditto.
4649 (add_to_sets): LHS should not include vuses.
4650 (eliminate): Ditto.
4651 (compute_avail): Reverse ordering of tests.
4652 Valuize INDIRECT_REF as well.
4654 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
4656 PR rtl-optimization/16380
4657 * loop.c (check_dbra_loop): Sink comparison instructions if they
4658 do something other than set cc0.
4660 2004-07-06 James E Wilson <wilson@specifixinc.com>
4662 * doc/interface.texi (longjmp and automatic variables): Delete
4663 paragraph recommending taking the address of a variable.
4665 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4667 * vec.h (VEC_embedded_alloc): Remove.
4668 (VEC_embedded_size, VEC_embedded_init): New.
4669 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
4670 MEM_STAT_INFO.
4671 (VEC_truncate): New.
4672 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
4673 (vec_embedded_alloc): Remove.
4674 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
4675 (vec_embedded_alloc): Remove.
4677 2004-07-06 Mark Mitchell <mark@codesourcery.com>
4679 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
4680 (gt-langhooks.h): Remove.
4682 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
4684 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
4686 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4688 * config/sparc/sparc.c (get_pc_symbol): Rename into
4689 add_pc_to_pic_symbol.
4690 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
4691 (load_pic_register): Account for previous changes.
4692 Use reg_names. Don't create the label twice.
4693 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
4694 UNSPEC_LOAD_PCREL_SYM.
4695 (get_pc): Rename into load_pcrel_sym. Add predicate to
4696 operands. Remove condition.
4698 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
4700 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
4701 RECORD, UNION & QUAL_UNION is actually a binfo.
4703 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
4704 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
4705 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
4706 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
4707 * dwarf2out.c (add_data_member_location_attribute): Likewise.
4708 (gen_inheritance_die): Likewise.
4709 * tree-dump.c (deque_and_dump): Likewise.
4710 * doc/c-tree.texi (Binfos): Add under reconstruction note.
4712 2004-07-06 Steven Bosscher <stevenb@suse.de>
4714 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
4715 Define.
4716 * config/mcore/mcore.md: Model memory latency with a simple DFA
4717 pipeline description instead of a define_function_unit.
4719 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4721 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
4722 * langhooks.h (var_mod_type_p): Likewise.
4723 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
4724 * expr.c (count_type_elements): Properly handle return from
4725 array_type_nelts and properly test for overflow.
4726 * gimplify.c (gimplify_init_constructor): Properly handle return
4727 from array_type_nelts.
4728 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
4729 * integrate.c (copy_decl_for_inlining): Correct comments.
4730 * tree-inline.c (remap_decl): Update comments, remove dead code,
4731 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
4732 (remap_type): Only remap if variably modified by vars in function
4733 being inlined.
4734 (copy_body_r): Use compatible_type langhooks to see when can fold.
4735 (setup_one_parameter): Don't remap type.
4736 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
4737 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
4738 compute TREE_INVARIANT for decl case.
4739 (find_var_from_fn): New function.
4740 (variably_modified_type_p): Add arg and call new function.
4741 * tree.h (variably_modified_type_p): Add extra arg.
4743 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4745 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
4746 (goto_handler_and_restore_v9): Delete disabled insn.
4747 (goto_handler_and_restore_v9_sp64): Likewise.
4749 2004-07-05 Roger Sayle <roger@eyesopen.com>
4751 * calls.c (load_register_parameters): Call expand_shift instead
4752 of expand_binop with ashl_optab (or other shift optab) directly.
4753 * expr.c (emit_group_load, emit_group_store): Likewise.
4754 * function.c (assign_parm_setup_block): Likewise.
4755 * stmt.c (shift_return_value): Likewise.
4757 2004-07-05 Jakub Jelinek <jakub@redhat.com>
4759 * expr.c (expand_assignment): Disable the bitfield += optimizations.
4761 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4763 * doc/sourcebuild.texi: Revert previous patch.
4765 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4767 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
4768 TARGET_MEM_FUNCTIONS.
4769 * system.h: Poison TARGET_MEM_FUNCTIONS.
4770 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
4771 bcmp_libfunc, bzero_libfunc): Remove.
4772 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
4773 bzero_libfunc.
4774 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
4775 * doc/standards.texi: Don't mention calling BSD string functions.
4776 * doc/invoke.texi: Likewise. Mention that memmove may be called.
4777 * config/vax/t-memfuncs: New.
4778 * config/memcmp.c, config/memcpy.c, config/memmove.c,
4779 config/memset.c: New.
4780 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
4781 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
4782 vax/t-memfuncs.
4783 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
4784 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
4785 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
4786 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
4787 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
4788 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
4789 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
4790 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
4791 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
4792 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
4794 2004-07-05 Richard Henderson <rth@redhat.com>
4796 * function.c (assign_parm_setup_reg): Properly rename variables in
4797 FUNCTION_ARG_CALLEE_COPIES section.
4799 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4801 * tree-mudflap.c: Include cgraph.h.
4802 (mf_init_extern_trees): Rename to mudflap_init. Export.
4803 Rewrite to create synthetic declarations instead of looking
4804 up declarations from mf-runtime.h.
4805 (mf_make_builtin, mf_make_cache_struct_type): New functions.
4806 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
4807 Correct commentary.
4808 (execute_mudflap_function_decls, mudflap_register_call):
4809 Don't call mf_init_extern_trees.
4810 (mudflap_finish_file): Use cgraph_build_static_cdtor.
4812 * tree-mudflap.h: Update prototypes.
4813 * c-mudflap.c: Delete file.
4814 * c-common.c: Include tree-mudflap.h.
4815 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
4816 * Makefile.in: Remove all references to c-mudflap.o.
4817 Update dependencies.
4819 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4821 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
4822 displacements with the spatial-locality cache-control completer.
4824 2004-07-05 Zack Weinberg <zack@codesourcery.com>
4826 * langhooks.c: Don't include gt-langhooks.h.
4827 (var_labelno): Delete.
4828 (lhd_set_decl_assembler_name): Do not append a distinguishing
4829 number to file-scope internal-linkage declarations for the first
4830 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
4831 the declaration itself (if at block scope), or its containing
4832 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
4833 number.
4835 * opts.c (cur_in_fname): New global.
4836 * opts.h: Declare it.
4837 * tree.c: Include opts.h.
4838 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
4839 DECL_UID equal to cur_in_fname.
4840 (copy_node_stat): Do not change DECL_UID when copying a
4841 TRANSLATION_UNIT_DECL.
4842 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
4843 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
4845 * c-decl.c (c_static_assembler_name): Delete.
4846 * c-tree.h (c_static_assembler_name): Delete prototype.
4847 * c-lang.c, objc/objc-lang.c: Don't override
4848 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
4850 * Makefile.in (tree.o): Update dependencies.
4851 (GTFILES): Remove langhooks.c.
4853 2004-07-05 Roger Sayle <roger@eyesopen.com>
4855 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
4856 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
4857 Normalize "X % C" as "X % -C" for signed modulus and negative C.
4858 Optimize "X % -Y" as "X % Y" for signed modulus.
4859 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
4860 into "((unsigned) X % Y) == 0".
4862 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
4864 * sourcebuild.texi (Config Fragments): Use @comma{} in
4865 cross-reference to section title.
4867 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4869 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
4870 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
4871 (gimplify_target_expr, gimplify_expr): Likewise.
4872 (copy_if_shared_r): No longer need special case for BIND_EXPR.
4873 (unshare_body, unvisit_body): Only look at nested if BODY_P is
4874 whole function.
4875 (gimplify_compound_lval): See if we can strip any useless conversion.
4876 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
4877 from RHS, not LHS.
4878 (gimplify_modify_expr_to_memset): Likewise.
4879 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
4880 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
4881 (declare_inline_vars): Likewise.
4882 (walk_type_fields): New function.
4883 (walk_tree): Use it.
4884 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
4886 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
4887 (sra_walk_modify_expr): Allow init function to fail.
4888 (scan_init): Now returns bool.
4889 (generate_element_init): If can't understand INIT, return false.
4890 (scalarize_init): Return false if generate_element_init does.
4892 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
4893 print bounds.
4895 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
4896 bounds if bounds aren't constant.
4898 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
4900 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
4901 to type hooks; remove bogus PARAMS.
4903 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
4905 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
4906 * dwarf2out.c (add_data_member_location_attribute): Check for
4907 TREE_BINFO.
4908 * tree.c (tree_node_kinds): Add "binfos".
4909 (binfo_lang_slots): New.
4910 (make_node_stat): Add TREE_BINFO.
4911 (make_tree_binfo_stat): New.
4912 (tree_node_structure): Add TREE_BINFO.
4913 * tree.def (TREE_BINFO): New.
4914 * tree.h (REC_OR_UNION_CHECK): Rename to ...
4915 (RECORD_OR_UNION_CHECK): ... here.
4916 (NOT_RECORD_OR_UNION_CHECK): New.
4917 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
4918 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
4919 RECORD_OR_UNION_CHECK.
4920 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
4921 (TYPE_LANG_SLOT_1): New.
4922 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
4923 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
4924 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
4925 (BINFO_ELTS): Remove.
4926 (BINFO_LANG_SLOT): New.
4927 (struct tree_binfo): New.
4928 (binfo_lang_slots): Declare.
4929 (enum tree_node_structure_enum): Add TS_BINFO.
4930 (union tree_node): Add binfo.
4931 (make_tree_binfo_stat): Declare.
4932 (make_tree_binfo): New.
4933 (enum tree_node_kind): Add binfo_kind.
4935 * objc/objc-act.c (start_class, objc_declare_protocols,
4936 start_protocols): Use TYPE_LANG_SLOT_1.
4937 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
4938 to ...
4939 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
4940 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
4941 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
4942 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
4944 2004-07-05 Steven Bosscher <stevenb@suse.de>
4946 * rtl.h (struct rtx_def): Remove the integrated flag.
4947 Use the return_val flag for MEM_SCALAR_P.
4948 Reshuffle and update flags in CLEAR_RTX_FLAGS.
4950 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
4952 PR target/16357
4953 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
4954 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
4955 move_by_pieces.
4957 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
4959 * var-tracking.c: Fix some comments.
4960 (frame_stack_adjust): New.
4961 (vt_stack_adjustments): Init stack_adjust of entry block to
4962 minus stack adjustment of function prologue.
4963 (adjust_stack_reference): Do not adjust if adjustment == 0.
4964 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
4965 (emit_notes_in_bb): Likewise.
4966 (vt_add_function_parameters): Do not adjust locations of
4967 function arguments.
4968 (vt_initialize): Compute the stack adjustment of function
4969 prologue and offset the initial "location" of frame_base_decl
4970 from the stack pointer after prologue.
4972 2004-07-04 Richard Henderson <rth@redhat.com>
4974 * function.c (struct assign_parm_data_all): New.
4975 (struct assign_parm_data_one): New.
4976 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
4977 assign_parm_find_data_types, assign_parms_setup_varargs,
4978 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
4979 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
4980 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
4981 assign_parm_setup_block, assign_parm_setup_reg,
4982 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
4983 (assign_parms): ... here.
4985 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
4987 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
4988 now are bitmap_set_t's.
4989 (bitmap_insert_into_set): No point in inserting the value if
4990 it's invariant.
4991 (bitmap_set_contains): New function.
4992 (bitmap_set_replace_value): Add comment on why we do it
4993 this way.
4994 (set_contains): Removed.
4995 (bitmap_set_subtract_from_value_set): New name of
4996 set_subtract now that it's arguments are two different
4997 types of sets.
4998 Update callers.
4999 (bitmap_find_leader): Change algorithm used.
5000 (find_or_generate_expression): Update use of functions for new
5001 bitmap sets.
5002 (create_expression_by_pieces): Ditto.
5003 (insert_aux): Ditto.
5004 (insert): Ditto.
5005 (add_to_sets): Ditto.
5006 (init_pre): Ditto.
5007 (execute_pre): Ditto.
5008 (compute_avail): Ditto.
5009 Also ignore virtual phis.
5011 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5013 * combine.c (simplify_comparison): Fix comment typo.
5015 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5017 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5018 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5019 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5020 (output_restore): Change parameter from 'insn' to 'pat'.
5021 (output_return): Adjust call to output_restore.
5022 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5023 Adjust call to output_restore.
5025 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5027 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5028 and assert system is bsd.
5030 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
5032 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5033 (TARGET_SWITCHES): Remove -mdebugc.
5034 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5035 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5036 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5037 (sle_[sd]i_reg): Delete.
5039 2004-07-04 Steven Bosscher <stevenb@suse.de>
5041 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5042 Define.
5043 * config/iq2000/iq2000.md: Translate old pipeline description to an
5044 equivalent new one.
5046 2004-07-04 Roger Sayle <roger@eyesopen.com>
5048 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5049 Ensure the replacement rhs is valid gimple before performing
5050 the substitution. Return false if these sanity checks fail.
5051 (fold_stmt): Only set changed to true, if set_rhs returns true.
5052 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5053 succeeds.
5055 2004-07-04 Richard Henderson <rth@redhat.com>
5057 PR c/16348
5058 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5060 2004-07-04 Mark Mitchell <mark@codesourcery.com>
5062 * configure.ac (ranlib_flags): New variable.
5063 * Makefile.in (RANLIB_FLAGS): New variable.
5064 (libbackend.a): Use it.
5065 * configure: Regenerated.
5067 2004-07-04 Roger Sayle <roger@eyesopen.com>
5069 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5070 a "sign mask" instead of using ashr_optab directly.
5072 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
5074 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5075 * doc/cppopts.texi: Clarify processing of command-line defines.
5077 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
5079 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5081 2004-07-04 Richard Henderson <rth@redhat.com>
5083 * rtl.def (ADDRESSOF): Remove.
5084 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5085 (find_base_term, memrefs_conflict_p): Likewise.
5086 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5087 (fold_rtx, cse_insn, set_live_p): Likewise.
5088 * dwarf2out.c (mem_loc_descriptor): Likewise.
5089 (add_location_or_const_value_attribute): Likewise.
5090 * emit-rtl.c (copy_insn_1): Likewise.
5091 * explow.c (memory_address): Likewise.
5092 * expmed.c (store_split_bit_field): Likewise.
5093 * expr.c (expand_expr_real_1): Likewise.
5094 * function.c (instantiate_decl
5095 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5096 * genrecog.c (preds, validate_pattern): Likewise.
5097 * integrate.c (copy_rtx_and_substitute): Likewise.
5098 * recog.c (general_operand, register_operand): Likewise.
5099 (memory_address_p): Likwise.
5100 * reload1.c (eliminate_regs, elimination_effects): Likewise.
5101 * rtl.c (copy_rtx): Likewise.
5102 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5103 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5104 * rtlhooks.c (gen_lowpart_general): Likewise.
5105 * stmt.c (expand_asm_operands): Likewise.
5106 * web.c (entry_register, replace_ref, web_main): Likewise.
5107 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5108 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5109 * config/arm/arm.c (thumb_rtx_costs): Likewise.
5110 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5111 * config/frv/frv.c (move_destination_operand, move_source_operand,
5112 condexec_dest_operand, condexec_source_operand,
5113 condexec_memory_operand): Likewise.
5114 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5115 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5116 (destination_xfmode_operand): Likewise.
5117 * config/mips/mips.h (PREDICATE_CODES): Likewise.
5118 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5119 * config/s390/s390.c (general_s_operand): Likewise.
5120 * config/s390/s390.md (mov*): Likewise.
5121 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5123 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5124 * expr.c (expand_expr_real_1): Likewise.
5125 * stmt.c (expand_decl): Likewise.
5126 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5128 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5129 postponed_insns, put_var_into_stack, put_reg_into_stack,
5130 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5131 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5132 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5133 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5134 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5135 purge_bitfield_addressof_replacements, purge_addressof_replacements,
5136 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5137 struct insns_for_mem_walk_info, insns_for_mem_walk,
5138 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5139 setjmp_protect_args): Remove.
5140 (push_function_context_to): Don't handle var_refs_queue.
5141 (pop_function_context_from, free_after_compilation): Likewise.
5142 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5143 (assign_parms, allocate_struct_function): Likewise.
5144 (use_register_for_decl): New.
5145 (expand_function_end): Don't setjmp_protect.
5146 * function.h (struct emit_status): Update commentary.
5147 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5148 (max_parm_reg, parm_reg_stack_loc): Remove.
5149 * passes.c (DFI_addressof): Remove.
5150 (dump_file_info): Remove addressof.
5151 (rest_of_handle_addressof): Remove.
5152 (rest_of_compilation): Don't call it.
5153 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5154 * stmt.c (expand_decl): Use use_register_for_decl.
5155 * tree.h: Update decls.
5156 * web.c (mark_addressof): Remove.
5157 * doc/invoke.texi (-dF): Remove.
5159 2004-07-03 Richard Henderson <rth@redhat.com>
5161 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5162 instead of gen_mem_addressof.
5163 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5164 TImode output register.
5166 2004-07-03 Richard Henderson <rth@redhat.com>
5168 PR tree-optimization/16341
5169 * tree-sra.c (sra_walk_function): Increment to next stmt before
5170 processing the current stmt.
5171 (sra_insert_after): Always use BSI_SAME_STMT.
5173 2004-07-03 Richard Henderson <rth@redhat.com>
5175 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5176 fp plus with minus.
5178 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5180 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5181 with tree_int_cst_equal.
5183 2004-07-03 Andreas Schwab <schwab@suse.de>
5185 * config/ia64/ia64.md: Define new attribute "empty".
5186 (prologue_use, nop_x, insn_group_barrier): Set it.
5188 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5189 skip over "empty" insns.
5191 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5193 * tree-inline.c (initialize_inlined_parameters): Pass proper function
5194 context to gimplify_body.
5195 (walk_tree): Don't walk into types twice.
5196 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5198 * tree-sra.c (generate_element_init): Remove any useless conversions.
5200 * gimplify.c (gimplify_conversion): Remove stripping useless
5201 conversions from here.
5202 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5203 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5204 Unshare before substituting PLACEHOLDER_EXPR.
5205 (gimplify_modify_expr_to_memset): Likewise.
5206 Pass address of TO to memset, not TO itself.
5207 (gimplify_init_constructor): Make copy of OBJECT so we have it each
5208 time we make an expression (to match a PLACEHOLDER_EXPR).
5210 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5211 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5212 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5213 * tree-ssa-dom.c (local_fold): Likewise.
5215 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5216 * langhooks.h (strct lang_hooks): New field type_max_size.
5217 * function.c (assign_temp): Call it.
5219 2004-07-03 Steven Bosscher <stevenb@suse.de>
5221 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5222 * config/sh/sh.md: Convert the SH1 pipeline description to
5223 a DFA model.
5225 2004-07-02 Zack Weinberg <zack@codesourcery.com>
5227 * c-decl.c (struct c_binding): Remove contour field; add
5228 depth, invisible, nested fields.
5229 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5230 (B_IN_EXTERNAL_SCOPE): New convenience macros.
5231 (bind): Add invisible and nested arguments. Initialize
5232 new fields of struct c_binding; adjust loop scanning for
5233 insertion point.
5234 (free_binding_and_advance): Clear structure with memset.
5235 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
5236 in file scope, even if it's in external scope too.
5237 (pushdecl): Adjust to match. Create invisible file-scope
5238 declarations for block-scope forward declarations of static functions.
5239 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5240 (undeclared_variable, lookup_label, declare_label, define_label)
5241 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5242 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5243 (store_parm_decls_oldstyle): Adjust to match.
5244 (diagnose_mismatched_decls): Correct handling of linkage clashes.
5245 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5247 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5248 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5250 2004-07-02 Richard Henderson <rth@redhat.com>
5252 * c-decl.c (grokdeclarator): Don't frob current_function_decl
5253 around variable_size.
5254 (set_decl_nonlocal): Remove.
5255 (store_parm_decls): Add stmts for pending sizes.
5256 * calls.c (calls_function, calls_function_1): Remove.
5257 (precompute_arguments): Don't call it.
5258 * cfgexpand.c (set_save_expr_context): Remove.
5259 (tree_expand_cfg): Don't call it.
5260 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5261 (dwarf2out_finish): Likewise.
5262 * expr.c (emit_block_move): Adjust addresses to BLKmode.
5263 (store_constructor): Don't pre-evaluate SAVE_EXPR.
5264 (safe_from_p): Don't queue SAVE_EXPRs.
5265 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5266 or build plain VAR_DECLs.
5267 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5268 (fold): Likewise.
5269 (fold_checksum_tree): Don't special-case SAVE_EXPR.
5270 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5271 (put_var_into_stack): Don't handle SAVE_EXPR.
5272 (gen_mem_addressof): Likewise.
5273 * function.h (struct function): Remove x_save_expr_regs.
5274 (save_expr_regs): Remove.
5275 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5276 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5277 * stor-layout.c (variable_size): Don't set it.
5278 (force_type_save_exprs, force_type_save_exprs_1): Remove.
5279 * tree-inline.c (remap_save_expr): Remove fn argument. Update
5280 all callers. Don't set SAVE_EXPR_CONTEXT.
5281 * tree-inline.h (remap_save_expr): Update decl.
5282 * tree.c (save_expr): Update build size.
5283 (first_rtl_op): Don't handle SAVE_EXPR.
5284 (unsave_expr_1, contains_placeholder_p): Likewise.
5285 (decl_function_context): Likewise.
5286 * tree.def (SAVE_EXPR): Remove args 1 and 2.
5287 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5288 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5290 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
5292 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5293 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5294 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5295 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5296 some first-person references and patronizing comments. Based on
5297 printed manual.
5298 * doc/invoke.texi: Don't reference fortran@gnu.org.
5299 * doc/trouble.texi (Warning when a non-void function value is
5300 ignored): Rewrite. From Russ Allbery and Chris Devers.
5302 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
5304 * tree-ssa-pre.c (bitmap_set_t): New.
5305 (bb_value_sets): avail_out is now a bitmap_set_t.
5306 (bitmap_find_leader): New function.
5307 (bitmap_value_insert_into_set): Ditto.
5308 (bitmap_set_copy): Ditto.
5309 (bitmap_value_replace_in_set): Ditto.
5310 (bitmap_set_contains_value): Ditto.
5311 (bitmap_set_new): Ditto.
5312 (bitmap_set_pool): New pool.
5313 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5314 (insert_aux): Ditto.
5315 (add_to_sets): Ditto.
5316 (compute_avail): Ditto
5317 (eliminate): Ditto.
5318 (init_pre): Ditto.
5319 (fini_pre): Ditto.
5320 (execute_pre): Ditto.
5322 2004-07-02 Roger Sayle <roger@eyesopen.com>
5324 * config/rs6000/rs6000.c (struct processor_costs): New structure
5325 used to hold instruction latencies/sizes for processor types.
5326 (rs6000_cost): New global variable pointing to current CPU's costs.
5327 (rs6000_override_options): Initialize rs6000_cost to point to the
5328 appropriate cost table based upon rs6000_cpu and optimize_size.
5329 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5330 timings inline.
5332 2004-07-02 Richard Henderson <rth@redhat.com>
5334 * expmed.c (make_tree): Don't use SET_DECL_RTL.
5336 2004-07-02 Steven Bosscher <stevenb@suse.de>
5338 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5340 2004-07-01 Richard Henderson <rth@redhat.com>
5342 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5343 (alpha_gp_save_rtx): Use assign_stack_local instead of
5344 gen_mem_addressof.
5346 2004-07-01 Richard Henderson <rth@redhat.com>
5348 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5349 (alpha_rtx_cost_data): Update to match.
5350 (alpha_rtx_cost_size): New.
5351 (alpha_rtx_costs): Honor optimize_size.
5353 2004-07-01 Richard Henderson <rth@redhat.com>
5355 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5356 * cfgexpand.c (tree_expand_cfg): Do it here.
5357 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5358 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5359 * config/mips/mips.c (mips_output_mi_thunk): And here.
5360 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5361 * config/sh/sh.c (sh_output_mi_thunk): And here.
5362 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5364 2004-07-01 Richard Henderson <rth@redhat.com>
5366 * tree.def (RTL_EXPR): Remove.
5367 * c-typeck.c (lvalue_p): Don't handle it.
5368 * expr.c (safe_from_p): Likewise.
5369 (expand_expr_real_1): Likewise.
5370 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5371 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5372 * gengtype.c (adjust_field_tree_exp): Likewise.
5373 * stmt.c (warn_if_unused_value): Likewise.
5374 * tree-gimple.c (recalculate_side_effects): Likewise.
5375 * tree-pretty-print.c (dump_generic_node): Likewise.
5376 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5377 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5378 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5380 * stmt.c (struct stmt_status): Remove x_last_expr_type,
5381 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5382 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5383 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
5384 all the bits that tracked last_expr.
5385 (expand_end_bindings): Don't track last_expr.
5386 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5387 (clear_last_expr): Remove.
5388 (expand_asm): Don't call it.
5389 (expand_asm_operands, expand_end_cond): Likewise.
5390 (expand_naked_return, expand_null_return_1): Likewise.
5391 * c-typeck.c (c_begin_compound_stmt): Likewise.
5392 * cfgexpand.c (expand_block): Use expand_expr_stmt.
5393 * expr.c (expand_expr_real_1): Likewise.
5394 * tree.h: Update prototypes.
5396 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5397 (struct emit_status): Remove sequence_rtl_expr.
5398 (struct function): Remove x_rtl_expr_chain.
5399 (seq_rtl_expr, rtl_expr_chain): Remove.
5400 * function.c (struct temp_slot): Remove rtl_expr.
5401 (assign_stack_temp_for_type): Don't set it.
5402 (free_temp_slots, pop_temp_slots): Don't check it.
5403 (free_after_compilation): Don't clear x_rtl_expr_chain.
5404 (fixup_var_refs): Don't search it.
5405 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5406 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5407 or seq_rtl_expr.
5408 (push_topmost_sequence): Likewise.
5409 (end_sequence, init_emit): Likewise.
5410 (start_sequence_for_rtl_expr): Remove.
5411 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5412 * rtl.h (preserve_rtl_expr_result): Remove.
5414 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
5416 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5417 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5418 typos.
5420 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5422 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5423 (STANDARD_STARTFILE_PREFIX_2): Define.
5424 (standard_startfile_prefix_1): Initialize to
5425 STANDARD_STARTFILE_PREFIX_1.
5426 (standard_startfile_prefix_2): Initialize to
5427 STANDARD_STARTFILE_PREFIX_2.
5428 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5429 (STANDARD_STARTFILE_PREFIX_1): Define.
5430 (STANDARD_STARTFILE_PREFIX_2): Define.
5431 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5432 (STANDARD_STARTFILE_PREFIX_2): Document.
5434 2004-07-01 Richard Henderson <rth@redhat.com>
5436 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5437 in order to disable scalarization. Instead set a flag and wait
5438 for a candidate decl.
5440 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5442 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5443 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5444 Use terminology "testsuite" and "enumerated".
5446 2004-07-01 Richard Henderson <rth@redhat.com>
5448 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5449 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5450 (initial_return_save): Likewise.
5451 (flush_queued_reg_saves): Remap register numbers.
5452 (dwarf2out_return_reg): Likewise.
5454 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5456 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
5458 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
5459 access functions for lower bound and element size and only output
5460 if lower bound nonzero or element size not same as that of type.
5461 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
5463 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5465 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
5467 2004-07-01 Per Bothner <per@bothner.com>
5469 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
5471 2004-07-01 Jakub Jelinek <jakub@redhat.com>
5473 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
5474 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
5475 first operand. Don't optimize if the bitfield is volatile.
5477 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5479 * c-pretty-print.c (pp_c_postfix_expression): Handle
5480 floating-point comparison operators.
5481 (pp_c_expression): Pass floating-point comparison
5482 operators to pp_c_postfix_expression.
5484 2004-07-01 Roger Sayle <roger@eyesopen.com>
5486 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
5487 rtx_cost instead of "had_mult" to determine whether the transformed
5488 expression is cheaper than the original.
5490 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
5492 * alias.c (get_alias_set, canon_rtx, get_addr,
5493 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
5494 Use MEM_P.
5495 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
5496 expand_builtin): Likewise.
5497 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
5498 Likewise.
5499 * combine.c (can_combine_p, combinable_i3pat, try_combine,
5500 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
5501 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
5502 record_dead_and_set_regs_1, get_last_value_validate,
5503 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
5504 * cse.c (check_dependence, canon_hash, equiv_constant,
5505 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
5506 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
5507 count_reg_usage): Likewise.
5508 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
5509 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
5510 cselib_record_sets): Likewise.
5511 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
5512 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
5513 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
5514 * df.c (df_uses_record): Likewise.
5515 * dojump (do_jump): Likewise.
5516 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
5517 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
5518 decl_start_label): Likewise.
5519 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
5520 operand_subword, change_address_1, make_safe_from): Likewise.
5521 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
5522 stabilize, force_not_mem): Likewise.
5523 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
5524 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
5525 * expr.c (convert_move, convert_modes, emit_block_move,
5526 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
5527 emit_move_insn_1, expand_assignment, store_expr,
5528 store_constructor_field, store_constructor, store_field,
5529 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
5530 Likewise.
5531 * final.c (cleanup_subreg_operands, alter_subreg,
5532 get_mem_expr_from_op): Likewise.
5533 * flow.c (notice_stack_pointer_modification_1,
5534 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
5535 Likewise.
5536 * function.c (mark_temp_addr_taken, preserve_temp_slots,
5537 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
5538 optimize_bit_field, flush_addressof, purge_addressof_1,
5539 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
5540 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
5541 keep_stack_depressed): Likewise.
5542 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
5543 noce_process_if_block, find_memory): Likewise.
5544 * integrate.c (subst_constants, allocate_initial_values): Likewise.
5545 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
5546 update_equiv_regs): Likewise.
5547 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
5548 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
5549 * optabs.c (expand_abs, emit_unop_insn): Likewise.
5550 * passes.c (rest_of_handle_final): Likewise.
5551 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
5552 move2add_note_store): Likewise.
5553 * ra-build.c (detect_remat_webs): Likewise.
5554 * ra-debug.c (dump_static_insn_cost): Likewise.
5555 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
5556 * recog.c (validate_change, apply_change_group, cancel_changes,
5557 validate_replace_rtx_1, general_operand, register_operand,
5558 nonmemory_operand, push_operand, pop_operand, memory_operand,
5559 indirect_operand, asm_operand_ok, offsettable_memref_p,
5560 offsettable_nonstrict_memref_p, constrain_operands,
5561 store_data_bypass_p): Likewise.
5562 * reg-stack.c (subst_stack_regs_pat): Likewise.
5563 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
5564 copy_cost, reg_scan_mark_refs): Likewise.
5565 * regmove.c (optimize_reg_copy_3, stack_memref_p,
5566 combine_stack_adjustments_for_block): Likewise.
5567 * regrename.c (copyprop_hardreg_forward_1): Likewise.
5568 * reload.c (can_reload_into, push_reload, decompose, immune_p,
5569 find_reloads, find_reloads_address, find_reloads_address_1,
5570 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
5571 find_equiv_reg): Likewise.
5572 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
5573 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
5574 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
5575 delete_address_reloads): Likewise.
5576 * resource.c (mark_referenced_resources): Likewise.
5577 * rtlanal.c (get_jump_table_offset, count_occurrences,
5578 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
5579 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
5580 num_sign_bit_copies1): Likewise.
5581 * rtlhooks.c (gen_lowpart_general): Likewise.
5582 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
5583 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
5584 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
5585 sdbout_global_decl): Likewise.
5586 * simplify-rtx.c (simplify_subreg): Likewise.
5587 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
5588 expand_anon_union_decl, expand_end_case_type): Likewise.
5589 * unroll.c (calculate_giv_inc): Likewise.
5590 * var-tracking.c (stack_adjust_offset_pre_post,
5591 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
5592 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
5593 vt_add_function_parameters): Likewise.
5594 * varasm.c (make_var_volatile, notice_global_symbol,
5595 assemble_external, decode_addr_const, mark_weak,
5596 default_encode_section_info): Likewise.
5598 2004-07-01 Steven Bosscher <stevenb@suse.de>
5600 * stmt.c (check_seenlabel): Remove.
5601 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
5603 2004-07-01 Richard Henderson <rth@redhat.com>
5605 * function.h (struct function): Remove x_function_call_count.
5606 (function_call_count): Remove.
5607 * calls.c (expand_call): Don't set it.
5608 * integrate.c (copy_rtx_and_substitute): Likewise.
5610 * function.h (struct function): Remove x_cleanup_label.
5611 (cleanup_label): Remove.
5612 * stmt.c (expand_value_return): Don't use it.
5613 * function.c (free_after_compilation): Don't set it.
5614 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
5615 * cfgexpand.c (tree_expand_cfg): Update call.
5616 * tree.h (expand_function_start): Update decl.
5618 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
5620 PR c/1027
5621 * c-lang.c (c_initialize_diagnostics): Move from here ...
5622 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
5623 (c_tree_printer): Use pretty-printer to format %T.
5624 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
5625 before '*' if not C++.
5626 (pp_c_direct_abstract_declarator): Don't try to print array upper
5627 bound for flexible array members.
5628 * c-tree.h: Include "diagnostic.h".
5629 (c_initialize_diagnostics): Declare.
5630 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
5631 * c-format.c (format_type_warning): New function. Improve
5632 diagnostics for incorrect format argument types.
5633 (check_format_types): Use it. Add two parameters. Use the
5634 TYPE_MAIN_VARIANT of wanted_type.
5635 (check_format_info_main): Pass new parameters to
5636 check_format_types.
5637 (struct format_wanted_type): Update comment.
5639 2004-07-01 Nick Clifton <nickc@redhat.com>
5641 * target.h (struct gcc_target): Add new field to struct cxx:
5642 import_export_class.
5643 * target-def.h (TARGET_CXX): Initialise the new field.
5644 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
5645 the new field.
5646 * doc/tm.texi: Document the new target hook.
5648 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5650 * builtins.c (fold_builtin_classify): Fix typo.
5652 2004-07-01 Richard Henderson <rth@redhat.com>
5654 * function.c (identify_blocks, identify_blocks_1): Remove.
5655 * function.h (identify_blocks): Remove.
5656 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
5658 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
5660 * builtins.c (fold_builtin_classify): New.
5661 (fold_builtin_unordered_cmp): Fix commentary.
5662 (fold_builtin): Use it.
5663 * builtins.def: Define builtins for isnan,
5664 isnanf, isnanl, finite, finitef, finitel,
5665 isinf, isinff, isinfl.
5667 2004-07-01 Richard Henderson <rth@redhat.com>
5669 * function.h (struct function): Remove dont_emit_block_notes.
5670 * gimple-low.c (lower_function_body): Don't set it.
5671 * cfgexpand.c (expand_block): Don't check it.
5672 * cfglayout.c (insn_locators_initialize): Likewise.
5673 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
5674 * passes.c (rest_of_compilation): Likewise.
5675 * stmt.c (expand_start_bindings_and_block): Likewise.
5676 (expand_end_bindings): Likewise.
5678 2004-07-01 Richard Henderson <rth@redhat.com>
5680 * cgraph.h (cgraph_build_static_cdtor): Declare.
5681 * cgraphunit.c (cgraph_build_static_cdtor): New.
5682 * c-objc-common.c (build_cdtor): Use it.
5683 * coverage.c (create_coverage): Likewise.
5684 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
5685 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
5687 See ChangeLog.11 for earlier changes.