1 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4 * config/ia64/ia64.c (bundling): Don't count ignored insns.
6 2004-07-12 Richard Henderson <rth@redhat.com>
8 * target.h (struct gcc_target): Move gimplify_va_arg_expr
9 next to build_builtin_va_list.
10 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
11 * builtins.c (gimplify_va_arg_expr): Likewise.
12 * gimplify.c (copy_if_shared_r): Likewise.
14 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
16 * passes.c (rest_of_decl_compilation): Don't defer call of
17 assemble_variable if its DECL_RTL is already set.
19 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
21 * cfgloop.h (struct loop): Add nb_iterations field.
22 (current_loops): Declare.
23 * tree-chrec.c (chrec_not_analyzed_yet,
24 chrec_dont_know, chrec_known, count_ev_in_wider_type,
25 chrec_contains_symbols_defined_in_loop): Remove the temporary
27 * tree-flow-inline.h (loop_containing_stmt): New function.
28 * tree-scalar-evolution.c: Add implementation.
29 * tree-scalar-evolution.h: Add declarations.
31 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
33 PR rtl-optimization/15921
34 * Makefile.in (global.o): Add recog.h.
36 * global.c (recog.h): Add the include-clause.
37 (bb_info): New member earlyclobber.
38 (allocate_bb_info, free_bb_info): Initialize/finish the new
40 (earlyclobber_regclass, earlyclobber_regclass_length): The new
42 (check_earlyclobber, regclass_intersect,
43 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
45 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
46 (make_accurate_live_analysis): Modify pavin.
48 2004-07-12 Diego Novillo <dnovillo@redhat.com>
50 * tree-cfg.c (find_taken_edge): Statically compute the truth
51 value of a predicate comparing an SSA_NAME to itself.
53 2004-07-12 Roger Sayle <roger@eyesopen.com>
55 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
56 rs6000 doesn't have shift-and-add or shift-and-sub instructions
57 by returning the cost of a multiplication plus an addition.
59 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
61 PR tree-optimization/14107
62 * gimplify.c (gimplify_return_expr): Accept a
63 RETURN_EXPR with an error argument.
64 * tree-optimize.c (init_tree_optimization_passes):
65 Run pass_warn_function_return at -O0.
67 2004-07-12 Roger Sayle <roger@eyesopen.com>
69 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
72 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
74 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
75 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
76 * config/mips/3000.md: Add copyright notice. Remove automota and
77 function units; use generic ones instead. Only define reservations
78 for things that are different from generic.md. Extend each clause
80 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
81 * config/mips/mips.md: Include them. Remove define_function_units.
82 (alu, imuldiv): New automata and units.
84 2004-07-12 Ben Elliston <bje@au.ibm.com>
86 * doc/invoke.texi (Optimize Options): Document -frename-registers
87 not being enabled by default at -O3.
89 2004-07-11 Roger Sayle <roger@eyesopen.com>
91 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
92 floating point additions, to keep real immediate constant positive.
93 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
94 into X + C, and leave positive real constants as X - C.
96 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
98 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
100 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
102 PR tree-optimization/15654
103 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
105 2004-07-11 Roger Sayle <roger@eyesopen.com>
107 * builtins.c (fold_builtin_fputs): Don't bother converting the
108 return type to integer_type_node, as we've already checked that
109 the result will be ignored.
111 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
112 that signed addition, subtraction, multiplication, division,
113 remainder, negation and absolute value may potentially trap.
115 * fold-const.c (fold_ignored_result): New function to strip
116 non-side-effecting tree nodes from an expression whose result
118 (fold_convert): Call fold_ignored_result when casting a value
120 (omit_one_operand): Call fold_ignored_result on the "omitted"
121 operand when building a COMPOUND_EXPR.
122 (pedantic_omit_one_operand): Likewise.
123 * tree.h (fold_ignored_result): Prototype here.
124 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
125 when we're going to ignore the result.
127 2004-07-11 Richard Henderson <rth@redhat.com>
130 * tree-ssa-ccp.c (fold_stmt_r): Split out...
131 * tree.c (fields_compatible_p, find_compatible_field): ... new.
132 * tree.h (fields_compatible_p, find_compatible_field): Declare.
133 * tree-sra.c (sra_hash_tree): Hash fields by offset.
134 (sra_elt_eq): Use fields_compatible_p.
135 (generate_one_element_ref): Use find_compatible_field.
137 2004-07-11 Richard Henderson <rth@redhat.com>
140 * tree-sra.c (generate_one_element_init): New.
141 (generate_element_init): Use it.
142 (scalarize_init): Push/pop gimplify context around it.
143 (find_new_referenced_vars_1, find_new_referenced_vars): New.
144 * gimplify.c (gimplify_expr): Allow SSA_NAME.
146 2004-07-11 Roger Sayle <roger@eyesopen.com>
148 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
149 combine.c's combine_insn_cost.
150 * rtl.h (insn_rtx_cost): Prototype here.
151 * combine.c (combine_insn_cost): Delete function.
152 (combine_validate_cost): Update callers of combine_insn_cost to
153 call insn_rtx_cost instead.
154 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
155 requesting the rtx_cost of call and/or jump instructions.
157 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
158 rtx_cost directly. Don't request/use the cost of call or jump
159 instructions. Return -1 if the cost of any instruction can't be
160 determined (or the BB contains a function call).
161 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
162 -1 (i.e. can't determine the cost of any instruction or the basic
163 block contains a subroutine call).
164 (find_if_case_2): Likewise.
166 2004-07-11 Roger Sayle <roger@eyesopen.com>
168 * rs6000.c (struct processor_costs): Change semantics of fields to
169 include the COST_N_INSNS scaling, and update all initializers.
170 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
171 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
172 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
173 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
175 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
177 * LANGUAGES: Remove obsolete information.
179 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
181 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
182 SIGBUS signal frames, the PSW address points *to* the faulting
183 instruction, not after it.
185 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
187 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
188 added to TLS symbol addresses.
190 2004-07-11 Richard Henderson <rth@redhat.com>
192 * expmed.c (init_expmed): Use stack-local structures for
193 temporary rtl. Don't recognize shifts.
195 2004-07-11 Richard Henderson <rth@redhat.com>
197 * expr.c (store_expr): Don't fiddle subreg promotion for types
198 with precision smaller than the mode.
200 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
202 * tree.h (all_types_permanent): Remove.
204 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
206 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
207 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
208 * langhooks.c (lhd_clear_binding_stack): Remove.
209 * langhooks-def.h (lhd_clear_binding_stack,
210 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
211 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
212 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
213 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
214 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
215 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
216 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
217 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
218 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
219 * tree.h (poplevel): Don't declare.
220 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
221 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
222 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
223 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
226 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
228 PR tree-optimization/16437
229 * c-common.c (shorten_compare): Don't mark result of conversion to
230 narrower signed type as overflowing.
231 * fold-const.c (decode_field_reference): Determine whether
232 signedness comes from outer type using precision rather than size.
234 2004-07-11 Phil Edwards <phil@codesourcery.com>
236 * configure.ac: Alphabetize --enable-checking list, add
237 missing valgrind entry.
238 * configure: Regenerate.
240 2004-07-11 Phil Edwards <phil@codesourcery.com>
242 * doc/install.texi (Testing): Fix syntax in "make check" example.
244 2004-07-10 James E Wilson <wilson@specifixinc.com>
246 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
248 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
250 PR rtl-optimization/16001
251 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
254 2004-07-10 Geoffrey Keating <geoffk@apple.com>
256 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
258 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
259 James Morrison <phython@gcc.gnu.org>
261 * doc/contrib.texi (Contributors): Add gfortran contributors and
262 fix a couple of typos.
264 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
266 PR rtl-optimization/15387
267 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
268 to incoming args space correctly.
270 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
272 * pa.c (output_indirect_call): Only use %r2 as the link register in
273 indirect calls with the long PA 2.0 pc-relative branch.
275 2004-07-10 Daniel Jacobowitz <dan@debian.org>
277 * config/i386/i386.c (override_options): Pick a 64-bit CPU
278 for the default tuning if TARGET_64BIT.
280 2004-07-10 Richard Henderson <rth@redhat.com>
282 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
283 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
285 2004-07-10 Jakub Jelinek <jakub@redhat.com>
287 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
288 * expmed.c (store_bit_field, extract_bit_field): Remove last
290 * builtins.c (expand_builtin_signbit): Adjust callers.
291 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
292 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
293 * ifcvt.c (noce_emit_move_insn): Likewise.
294 * stmt.c (expand_return): Likewise.
295 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
296 store_field, expand_expr_real_1): Likewise.
298 2004-07-10 Richard Henderson <rth@redhat.com>
300 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
302 2004-07-09 Mike Stump <mrs@apple.com>
304 * config/darwin.c (no_dead_strip): Add.
305 (HAVE_DEAD_STRIP): Add.
306 (darwin_emit_unwind_label): Ensure that we don't dead code strip
309 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
311 * tree-ssa-loop-im.c: New file.
312 * Makefile.in (tree-ssa-loop-im.o): Add.
313 * cfgloop.c (superloop_at_depth): New function.
314 * cfgloop.h (superloop_at_depth): Declare.
315 * common.opt (ftree-lim): New flag.
316 * expr.c (array_ref_up_bound): New function.
317 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
318 * timevar.def (TV_LIM): New timevar.
319 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
320 computing immediate uses of a phi node.
321 * tree-flow.h (struct tree_ann_common_d): Add aux field.
322 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
323 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
324 * tree-pass.h (pass_lim): Declare.
325 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
327 (pass_lim): New pass structure.
328 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
329 * tree.c (in_array_bounds_p): New function.
330 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
331 (in_array_bounds_p, array_ref_up_bound): Declare.
332 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
333 * doc/passes.texi (tree-ssa-loop-im.c): Document.
335 2004-07-09 Richard Henderson <rth@redhat.com>
337 * builtins.c (expand_builtin_stpcpy): Don't modify len.
339 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
342 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
344 * flags.h: Delete redundant prototypes that are being generated
345 in options.h from common.opt.
346 * common.opt: Add in the expository comments formerly in flags.h.
348 2004-07-09 Jan Beulich <jbeulich@novell.com>
350 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
351 available for use only when TARGET_MMX/_SSE is set, and check for
352 variable argument function if any register count is non-zero.
353 (function_arg): Correctly suppress repeated warnings for passing SSE
354 vectors are arguments without SSE enabled.
355 (ix86_function_arg_boundary): Without SSE enabled, the use of what
356 would be SSE register modes does no longer influence the alignment.
358 2004-07-09 Richard Henderson <rth@redhat.com>
360 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
361 Always align upward to arg boundary. Use size_in_bytes/round_up.
362 Maintain type-correctness of constants.
363 * stor-layout.c (round_up, round_down): Special-case powers of 2.
365 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
367 * config/sparc/sparc.c (*_costs): Scale instruction costs
369 (sparc_rtx_costs): Adjust as appropriate.
371 2004-07-09 Jan Beulich <jbeulich@novell.com>
373 * config/i386/mm3dnow.h: New.
374 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
376 2004-07-09 Richard Henderson <rth@redhat.com>
378 * simplify-rtx.c (simplify_const_relational_operation): Only
379 look at bounds of scalar integers.
381 2004-07-09 Jan Beulich <jbeulich@novell.com>
383 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
385 2004-07-09 Andrew Pinski <apinski@apple.com>
387 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
389 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
390 UOBJC_METACLASS_decl.
392 2004-07-09 James E Wilson <wilson@specifixinc.com>
395 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
396 do return a parallel if hfa_mode == XFmode and mode == TImode.
398 2004-07-09 Jan Beulich <jbeulich@novell.com>
400 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
401 permissible for unary plus.
403 2004-07-09 Jan Beulich <jbeulich@novell.com>
405 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
406 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
407 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
408 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
409 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
410 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
411 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
412 (BUILTIN_xxxIMAX): New.
413 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
414 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
417 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
419 * config/sparc/sparc.h (processor_costs): Define.
420 (sparc_costs): Declare.
421 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
422 hypersparc_costs, sparclet_costs, ultrasparc_costs,
423 ultrasparc3_costs): New.
424 (sparc_override_options): Set sparc_costs as appropriate.
425 (sparc_rtx_costs): Use sparc_costs instead of messy
428 2004-07-09 Steven Bosscher <stevenb@suse.de>
430 * doc/md.texi (Processor pipeline description): Mention that
431 the old pipeline description is deprecated.
433 * config/rs6000/7450.md (automaton ppc7450): Split up, move
434 mciu_7450 function unit to...
435 (automaton ppc7450mciu): ...new automaton.
437 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
438 (schedule_block): Don't consider inserting bubbles.
439 (sched_init): Don't initialize DFA bubbles.
440 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
441 TARGET_SCHED_DFA_BUBBLE): Remove.
442 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
443 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
444 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
446 * stmt.c (conditional_context): Remove prototype.
447 * tree.h (conditional_context): Remove.
448 * tree-cfg.c (pre_insert_on_edge): Remove.
450 * c-common.h (c_expand_asm_operands): Remove prototype.
451 * c-typeck.c (c_expand_asm_operands): Remove.
453 2004-07-09 Jan Beulich <jbeulich@novell.com>
455 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
456 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
457 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
458 and V8QI are class SSE. All sufficiently small remaining vector modes
459 must be passed in one or two integer registers.
460 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
462 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
463 __builtin_ia32_pmuludq128 have non-uniform argument and return types
464 and must thus be handled explicitly.
465 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
467 (movv8qi_internal, movv4hi_internal, movv2si_internal,
468 movv2sf_internal): Permit moving between MMX and XMM registers (since
469 MMX areguments and return values are passed in XMM registers).
470 (sse2_umulsidi3): Correct type and mode.
472 2004-07-09 Richard Henderson <rth@redhat.com>
474 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
476 2004-07-09 Eric Christopher <echristo@redhat.com>
478 * config/rs6000/40x.md: Split into two automatons.
480 2004-07-09 Zack Weinberg <zack@codesourcery.com>
481 Andrew Pinski <apinski@apple.com>
483 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
484 on when we have more than one input file.
485 (c_common_parse_file): Restore loop over all input files.
486 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
488 * c-decl.c (set_type_context): New function.
489 (pop_scope): Use it to set context of types. When we
490 encounter a TYPE_DECL, set the context of the attached type too.
491 (pop_file_scope): Don't call cpp_undef_all here.
492 (diagnose_mismatched_decls): Do not complain about a second
493 definition of an 'extern inline' function if it's not in the
494 same translation unit. Do not complain about inline
495 declaration after use if the use was in a different
497 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
498 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
500 (pushdecl_top_level): Likewise.
501 (grokdeclarator): Clarify what is going on with setting
502 DECL_EXTERNAL on function types, a little.
503 (c_write_global_declarations): Don't do anything if
504 -fsyntax-only or errors have been encountered.
506 2004-07-09 Zack Weinberg <zack@codesourcery.com>
508 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
510 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
513 * pa.c (output_indirect_call): Use %r2 as the link register when
514 calling $$dyncall with a pc-relative branch.
516 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
518 * doc/install.texi (Binaries): Mention OpenPKG.
520 2004-07-09 Diego Novillo <dnovillo@redhat.com>
522 Fix PR tree-optimization/15555
523 * tree-dfa.c (dump_variable): If the variable is a pointer
524 SSA_NAME, also dump its points-to information.
525 * tree-flow.h (struct ptr_info_def): Add field
527 (dump_points_to_info_for): Declare.
528 (debug_points_to_info_for): Declare.
529 * tree-optimize.c (init_tree_optimization_passes): Add a
530 second alias analysis pass after DOM2.
531 Move pass_del_pta to a later spot.
532 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
533 create a name tags when we find a dereferenced pointer. Just
534 mark the pointer dereferenced.
535 (collect_points_to_info_for): Move code to clear points-to
536 information to create_name_tags.
537 (create_name_tags): New function.
538 (compute_flow_sensitive_aliasing): Call it.
539 (setup_pointers_and_addressables): Mark type tags for renaming
541 (create_memory_tag): ... here.
542 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
543 (dump_points_to_info_for): Declare extern.
544 (debug_points_to_info_for): New function.
546 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
548 * config/arc/arc.md: Switch to DFA-based scheduler description.
549 * config/arc/arc.c: Switch to DFA-based scheduler description.
551 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
553 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
556 2004-07-09 Richard Henderson <rth@redhat.com>
558 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
559 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
560 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
561 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
563 * config/v850/v850-protos.h (v850_va_arg): Remove.
564 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
565 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
566 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
567 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
568 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
570 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
573 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
574 and DImode to use +/-4k offset.
576 2004-07-09 Richard Henderson <rth@redhat.com>
578 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
580 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
581 (xstormy16_gimplify_va_arg_expr): Rewrite from
582 xstormy16_expand_builtin_va_arg.
583 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
585 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
586 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
588 * config/sh/sh-protos.h (sh_va_arg): Remove.
589 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
590 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
591 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
593 * config/pa/pa-protos.h (hppa_va_arg): Remove.
594 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
595 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
596 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
598 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
599 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
600 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
601 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
603 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
605 * config/sparc/sparc.md (return): Rewrite length formula.
606 * config/sparc/sparc.c (output_return): Pass 1 as 5th
607 argument to final_scan_insn when in a delay slot.
608 (output_sibcall): Likewise.
610 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
612 * arm.c (arm_cpp_interwork): New variable.
613 (arm_override_options): Set it if TARGET_INTERWORK was on the command
615 * arm.h (arm_cpp_interwork): Declare it.
616 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
617 __THUMB_INTERWORK__ in the preprocessor.
619 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
621 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
623 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
626 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
627 Override default settings to account for -m32 and -m64.
629 2004-07-08 Randolph Chung <tausq@debian.org>
631 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
633 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
635 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
636 before comparing it as such.
638 2004-07-08 Richard Henderson <rth@redhat.com>
640 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
641 temporary. Use bit arithmetic to align.
643 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
645 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
646 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
647 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
648 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
649 add_labels_and_missing_jumps, find_jump_block,
650 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
652 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
653 link_btr_uses, move_btr_def): Likewise.
654 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
655 expand_builtin_expect_jump): Likewise.
656 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
657 * calls.c (expand_call, emit_library_call_value_1): Likewise.
658 * cfganal.c (forwarder_block_p): Likewise.
659 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
660 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
661 find_bb_boundaries): Likewise.
662 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
663 merge_blocks_move_predecessor_nojumps,
664 merge_blocks_move_successor_nojumps, insns_match_p,
665 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
666 try_optimize_cfg): Likewise.
667 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
668 * cfglayout.c (skip_insns_after_block, label_for_bb,
669 record_effective_endpoints, insn_locators_initialize,
670 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
671 * cfgmainloop.c (create_loop_notes): Likewise.
672 * cfgrtl.c (delete_insn, delete_insn_chain,
673 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
674 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
675 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
676 redirect_branch_edge, force_nonfallthru_and_redirect,
677 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
678 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
679 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
680 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
681 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
682 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
683 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
684 * combine.c (combine_instructions, can_combine_p, try_combine,
685 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
686 distribute_notes, distribute_links, insn_cuid): Likewise.
687 * cse.c (fold_rtx, cse_insn, cse_around_loop,
688 invalidate_skipped_block, cse_set_around_loop,
689 cse_end_of_basic_block, cse_main, cse_basic_block,
690 cse_condition_code_reg): Likewise.
691 * cselib.c (cselib_process_insn): Likewise.
692 * ddg.c (create_ddg): Likewise.
693 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
695 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
696 gen_label_die, dwarf2out_var_location): Likewise.
697 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
698 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
699 last_call_insn, active_insn_p, next_label, prev_label,
700 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
701 add_insn_before, remove_insn, add_function_usage_to,
702 reorder_insns, find_line_note, remove_unnecessary_notes,
703 emit_insn_after_1, classify_insn): Likewise.
704 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
705 connect_post_landing_pads, sjlj_mark_call_sites,
706 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
707 can_throw_internal, can_throw_external, set_nothrow_function_flags,
708 convert_to_eh_region_ranges): Likewise.
709 * explow.c (optimize_save_area_alloca): Likewise.
710 * expr.c (expand_expr_real): Likewise.
711 * final.c (insn_current_reference_address, compute_alignments,
712 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
713 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
714 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
715 propagate_block_delete_insn, propagate_one_insn,
716 init_propagate_block_info, propagate_block, libcall_dead_p,
717 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
719 * function.c (instantiate_virtual_regs, reorder_blocks_1,
720 expand_function_start, expand_function_end, contains,
721 thread_prologue_and_epilogue_insns,
722 reposition_prologue_and_epilogue_notes): Likewise.
723 * gcse.c (constprop_register, bypass_conditional_jumps,
724 insert_insn_end_bb, gcse_after_reload): Likewise.
725 * genemit.c (gen_expand, gen_split): Likewise.
726 * genpeep.c (gen_peephole, main): Likewise.
727 * global.c (build_insn_chain): Likewise.
728 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
729 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
730 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
731 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
732 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
733 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
734 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
735 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
736 dead_or_predicable): Likewise.
737 * integrate.c (try_constants): Likewise.
738 * jump.c (rebuild_jump_labels, cleanup_barriers,
739 purge_line_number_notes, init_label_info, mark_all_labels,
740 squeeze_notes, get_label_before, get_label_after,
741 reversed_comparison_code_parts, simplejump_p, pc_set,
742 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
743 delete_barrier, delete_prior_computation, delete_computation,
744 delete_related_insns, delete_for_peephole, redirect_jump):
746 * lcm.c (optimize_mode_switching): Likewise.
747 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
749 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
750 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
751 * loop-iv.c (simplify_using_assignment): Likewise.
752 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
753 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
754 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
755 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
756 check_insn_for_givs, check_final_value, update_giv_derive,
757 basic_induction_var, product_cheap_p, check_dbra_loop,
758 loop_insn_first_p, last_use_this_basic_block,
759 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
760 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
761 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
762 sms_schedule_by_order): Likewise.
763 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
764 * postreload.c (reload_cse_simplify_operands, reload_combine,
765 reload_cse_move2add): Likewise.
766 * predict.c (can_predict_insn_p, estimate_probability,
767 expected_value_to_br_prob, process_note_predictions): Likewise.
768 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
769 * profile.c (branch_prob): Likewise.
770 * ra-build.c (live_out_1, livethrough_conflicts_bb,
771 detect_webs_set_in_cond_jump): Likewise.
772 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
773 ra_print_rtl_with_bb): Likewise.
774 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
775 * recog.c (next_insn_tests_no_inequality, find_single_use,
776 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
777 * reg-stack.c (next_flags_user, record_label_references,
778 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
779 compensate_edge, convert_regs_1): Likewise.
780 * regclass.c (scan_one_insn): Likewise.
781 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
782 regmove_optimize, fixup_match_1, single_set_for_csa,
783 combine_stack_adjustments_for_block): Likewise.
784 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
785 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
786 find_equiv_reg): Likewise.
787 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
788 reload_as_needed, emit_input_reload_insns, do_output_reload,
789 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
791 * reorg.c (find_end_label, emit_delay_sequence,
792 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
793 get_jump_flags, rare_destination, mostly_true_jump,
794 try_merge_delay_insns, redundant_insn, own_thread_p,
795 fill_simple_delay_slots, fill_slots_from_thread,
796 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
797 dbr_schedule): Likewise.
798 * resource.c (find_basic_block, next_insn_no_annul,
799 find_dead_or_set_registers, mark_target_live_regs): Likewise.
800 * rtl.h (RTX_PREV): Likewise.
801 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
802 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
803 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
804 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
805 tablejump_p, computed_jump_p, insns_safe_to_move_p,
806 find_first_parameter_load, can_hoist_insn_p): Likewise.
807 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
808 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
809 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
810 schedule_ebbs): Likewise.
811 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
812 is_conditionally_protected, can_schedule_ready_p,
813 add_branch_dependences, debug_dependencies): Likewise.
814 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
816 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
817 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
818 set_dominates_use, ujump_to_loop_cont): Likewise.
819 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
820 * varasm.c (output_constant_pool_1): Likewise.
822 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
824 * tree-scalar-evolution.c: New file.
825 * tree-scalar-evolution.h: New file.
826 * tree-ssa-loop-niter.c: New file.
827 * Makefile.in (SCEV_H): New.
828 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
829 * cfgloop.h (struct loop): Add bounds field.
830 * tree-flow.h (struct tree_niter_desc): New type.
831 (number_of_iterations_cond, number_of_iterations_exit,
832 loop_niter_by_eval, find_loop_niter_by_eval,
833 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
834 free_numbers_of_iterations_estimates): Declare.
835 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
836 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
837 * doc/invoke.texi (max-iterations-to-track): Document.
839 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
841 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
842 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
843 (MODE_AFTER): Add cast appropriately.
844 * config/sh/sh.md (movdi splitter): Likewise.
845 (casesi_worker_2): Add const qualifier appropriately.
846 (eh_return): Remove unused variable.
847 (insv): Initialize v;
849 2004-07-08 Richard Henderson <rth@redhat.com>
851 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
852 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
853 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
854 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
855 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
857 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
858 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
859 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
860 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
862 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
863 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
864 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
865 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
867 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
868 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
869 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
870 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
872 * config/i860/i860-protos.h (i860_va_arg): Remove.
873 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
874 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
875 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
877 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
879 * system.h: Prototype getpagesize if missing.
880 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
881 * configure: Regenerate.
882 * config.in: Regenerate.
884 2004-07-08 Richard Henderson <rth@redhat.com>
886 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
887 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
888 (fr30_gimplify_va_arg_expr): New.
889 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
890 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
892 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
895 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
896 of asm_noperands result.
898 2004-07-08 Richard Henderson <rth@redhat.com>
900 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
901 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
902 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
903 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
905 2004-07-08 Richard Henderson <rth@redhat.com>
907 * builtins.c (ind_gimplify_va_arg_expr): New.
908 * tree.h (ind_gimplify_va_arg_expr): Declare.
909 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
911 2004-07-08 Jan Beulich <jbeulich@novell.com>
913 * expmed.c (extract_bit_field): Correct condition to use vec_extract
914 patterns also on vector elements other than the first one.
915 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
918 2004-07-08 Geoffrey Keating <geoffk@apple.com>
920 * config/rs6000/darwin-ldouble.c: Correct reference
921 to the Linnainmaa paper.
923 2004-07-08 Richard Henderson <rth@redhat.com>
925 * config/arc/arc-protos.h (arc_va_arg): Remove.
926 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
927 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
928 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
930 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
931 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
932 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
933 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
935 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
939 2004-07-08 Zack Weinberg <zack@codesourcery.com>
941 * c-decl.c (static_ctors, static_dtors): Make static.
942 (pop_file_scope): Call c_common_write_pch and
943 cgraph_finalize_compilation_unit here.
944 (build_cdtor): Moved here from c-objc-common.c; simplify.
945 (c_write_global_declarations_1): Clarify comment.
946 (c_write_global_declarations): Close the external scope before
947 doing anything else. Call build_cdtor, cgraph_optimize, and
948 mudflap_finish_file here.
949 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
951 * c-objc-common.c: No need to include cgraph.h.
952 (build_cdtor): Moved to c-decl.c.
953 (c_objc_common_finish_file): Delete.
954 * c-tree.h: Update to match.
955 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
956 (generate_static_references): Set TREE_USED before calling finish_decl.
957 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
958 on the static_instances_decl.
960 2004-07-08 Zack Weinberg <zack@codesourcery.com>
962 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
963 decls when there is only one input translation unit.
964 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
965 change of 2004-07-05; do not treat declarations with
966 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
967 * opts.c (cur_in_fname): Delete.
969 * tree.c: Revert changes of 2004-07-05; no special treatment
970 for TRANSLATION_UNIT_DECLs.
971 * Makefile.in (tree.o): Update dependencies.
973 2004-07-08 Roger Sayle <roger@eyesopen.com>
975 * builtins.c (fold_builtin_strcpy): Merge functionality from
976 simplify_builtin_strcpy. Add additional len argument. No longer
977 static. Remove function prototype.
978 (fold_builtin_strncpy): Likewise integrate functionality from
979 simplify_builtin_strncpy. Add additional slen argument. No
980 longer static. Remove function prototype.
981 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
982 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
983 types of "ignore" and "unlocked" parameters to bool.
984 (fold_builtin_1): Add additional ignore argument. Call renamed
985 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
986 builtins. Update arguments to fold_builtin_strncpy and
987 fold_builtin_strcpy. Add function prototype.
988 (fold_builtin): Add additional Boolean ignore argument to pass
990 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
991 and fold_builtin_strncpy instead of simplify_builtin_fputs,
992 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
994 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
995 simplify_builtin_strncpy): Delete function prototypes.
996 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
997 fold_builtin_strncpy): Add function prototypes here.
998 (fold_builtin): Update function prototype with new "bool ignore".
1000 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1001 (ccp_fold_builtin): Update call to fold_builtin. Call
1002 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1003 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1004 simplify_builtin_strncpy respectively.
1005 * fold-const.c (fold): Update call to fold_builtin.
1007 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1009 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1012 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1013 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1014 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1015 * calls.c: Remove ifdefs of macros above.
1016 * functions.c: Likewise.
1019 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1021 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1022 (arch attribute): Delete.
1023 (current_function_calls_alloca attribute): Rename into calls_alloca.
1024 (calls_eh_return): New attribute.
1025 (leaf_function): Likewise.
1026 (length attribute): Fix formula for sibcalls.
1027 (return insn): Correctly compute the 'length' attribute.
1028 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1030 2004-07-08 Richard Henderson <rth@redhat.com>
1032 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1033 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1034 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1035 * tree-eh.c (lower_eh_constructs_1): Likewise.
1036 * tree-sra.c (sra_walk_modify_expr): Likewise.
1037 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1038 (eliminate_unnecessary_stmts): Likewise.
1039 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1040 * tree-tailcall.c (optimize_tail_call): Likewise.
1041 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1043 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1044 Jakub Jelinek <jakub@redhat.com>
1046 * config/i386/i386.c (override_options): Enable
1047 SSE prefetches with -mtune, as long as we are
1048 compiling for i686 or higher. All i686 processors
1049 accept SSE prefetches as NOPS, some i586's don't.
1051 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1054 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1056 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1058 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1059 the handling of clobbering ASM_EXPRs.
1061 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1064 * config/sparc/sparc.c (function_value): In 64-bit mode,
1065 return the aggregates larger than 16 bytes like unions.
1067 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1070 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1071 'temp' is zero, generate new pseudos as needed and emit the
1072 sequence of insns in single-assignment form. Resync comments
1074 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1075 function before reload.
1077 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1079 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1081 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1083 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1084 Allocation is signed.
1085 (VEC_reserve): Return flag, allocation is signed.
1087 2004-07-08 Richard Henderson <rth@redhat.com>
1089 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1090 OBJ_TYPE_REF_OBJECT.
1092 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1093 Neil Booth <neil@daikokuya.co.uk>
1097 * c-decl.c (finish_struct): Ensure bit-fields are given the
1099 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1100 the precision to match as well as the mode.
1101 * expr.c (reduce_to_bit_field_precision): New function.
1102 (expand_expr_real_1): Reduce expressions of bit-field type to
1104 * langhooks.h (reduce_bit_field_operations): New hook.
1105 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1107 * c-lang.c, objc/objc-lang.c
1108 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1109 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1111 * tree.c (build_nonstandard_integer_type): New function.
1112 * tree.h (build_nonstandard_integer_type): New prototype.
1113 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1114 conversions between integer and boolean types as useless.
1116 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1118 * c-common.c (c_common_nodes_and_builtins): Do not
1119 create __builtin_ptrdiff_t and __builtin_size_t.
1121 2004-07-08 Andrew Pinski <apinski@apple.com>
1123 * Makefile.in (libbackend.o): Add -combine to the gcc
1126 2004-07-08 Nick Clifton <nickc@redhat.com>
1128 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1131 2004-07-08 Richard Henderson <rth@redhat.com>
1133 * except.c (expand_eh_region_start, expand_eh_region_end,
1134 expand_eh_handler, expand_eh_region_end_cleanup,
1135 expand_start_all_catch, expand_start_catch, expand_end_catch,
1136 expand_end_all_catch, expand_eh_region_end_allowed,
1137 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1138 expand_eh_region_end_fixup): Remove.
1139 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1140 cleanups, outer_cleanups, label_chain, exception_region.
1141 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1142 (struct label_chain): Remove.
1143 (struct stmt_status): Remove x_stack_block_stack.
1144 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1145 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1146 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1147 end_cleanup_deferral, last_cleanup_this_contour,
1148 containing_blocks_have_cleanups_or_stack_level,
1149 any_pending_cleanups): Remove.
1150 (expand_null_return_1): Take no arguments.
1151 (expand_label, expand_naked_return, expand_return,
1152 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1153 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1154 expand_end_case_type): Don't use any of them.
1155 * calls.c (expand_call): Likewise.
1156 * dojump.c (do_jump): Likewise.
1157 * function.c (expand_function_end): Likewise.
1158 * expr.c (store_expr, expand_expr_real_1): Likewise.
1159 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1160 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1161 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1162 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1163 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1164 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1165 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1166 for WITH_CLEANUP_EXPR.
1167 (gimple_push_cleanup): Likewise.
1168 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1169 * print-tree.c (print_node): Likewise.
1170 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1171 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1172 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1173 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1174 (GOTO_SUBROUTINE_EXPR): Remove.
1175 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1176 (DECL_TOO_LATE): Remove.
1177 * except.h, tree.h: Update decls.
1179 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1181 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1182 * passes.c (rest_of_handle_final): Handle symout.
1183 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1185 (rest_of_handle_sched): Break out SMS. Remove ifs for
1186 flag_schedule_insns and flag_modulo_sched.
1187 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1189 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1190 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1191 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1192 rest_of_handle_mode_switching, rest_of_handle_jump,
1193 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1194 rest_of_handle_jump2, rest_of_handle_postreload,
1195 rest_of_handle_flow2, rest_of_clean_state,
1196 rest_of_handle_shorten_branches,
1197 rest_of_handle_prologue_epilogue,
1198 rest_of_handle_branch_target_load_optimize): New.
1199 (rest_of_compilation): Call the above. Remove ggc_collect
1200 calls moved to rest_of_handle_*.
1201 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1203 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1204 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1205 * except.h (set_nothrow_function_flags): Update comment.
1206 * function.c (current_function_nothrow): Remove.
1207 * output.h (current_function_nothrow): Remove.
1208 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1209 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1211 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1214 * reorg.c: Revert 2004-06-30 change.
1215 (find_end_label): If HAVE_epilogue and !HAVE_return,
1216 return 0 instead of creating a label at the end of the insn chain.
1217 (optimize_skip): Account for the failure mode of find_end_label.
1218 (fill_simple_delay_slots): Likewise.
1219 (fill_slots_from_thread): Likewise.
1220 (relax_delay_slots): Likewise.
1222 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1224 * tree-flow.h (addressable_vars): Declare.
1225 * tree-ssa-alias.c (addressable_vars): Define.
1226 (setup_pointers_and_addressables): Add addressable variables
1227 to addressable_vars.
1228 * tree-ssa-operands.c (get_stmt_operands): Move
1229 handling of ASM_EXPRs ...
1230 (get_asm_expr_operands): ... here.
1231 When the ASM_EXPR clobbers memory, also clobber addressable
1233 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1234 (delete_tree_ssa): Reset addressable_vars.
1236 2004-07-07 Jan Beulich <jbeulich@novell.com>
1237 Richard Henderson <rth@redhat.com>
1239 * varasm.c (assemble_variable): Use assemble_zeros for
1240 zero-initialized variables.
1241 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1242 for SECCAT_BSS and SECCAT_TBSS.
1244 2004-07-07 Jan Beulich <jbeulich@novell.com>
1246 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1248 * expmed.c (emit_store_flag): Also special-case double-word
1249 (in-)equality comparison against -1.
1251 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1252 passing arguments the containers for which are registers.
1254 * calls.c (emit_library_call_value_1): Use mode of function parameter
1255 rather than that of argument since constants have none.
1257 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1259 Introduce H8SX support.
1260 * expr.c (expand_strcpy): Renamed and moved to...
1261 * builtins.c (expand_movstr): ... here. Tweak.
1262 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1263 computed or has side effects.
1264 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1265 unused, or if mempcpy fails. Adjust the return value in the
1266 latter case. Use movstr if everything else fails.
1267 * doc/md.texi (movstr): Document.
1268 (movmemM, clrmemM): Fix explanation of memory block operands.
1269 * config/h8300/h8300.md (stpcpy): Renamed to...
1270 (movstr): ... this. Adjust.
1271 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1272 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1273 movmem* and clrstr* to clrmem*.
1274 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1275 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1276 GENERAL_REGS, always.
1277 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1278 getting the stack pointer as addr.
1279 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1280 from general_operand_dst.
1281 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1283 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1284 instead of requiring it to match only before reload.
1285 (stpcpy_internal_normal): New, normal-mode variant of...
1286 (stpcpy_internal): ... this. Add modes to operands. Disparage
1287 `D' instead of requiring it to match only before reload.
1288 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1290 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1291 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1293 * config/h8300/h8300.md (attr type): Add call.
1294 (attr can_delay): If type is call, set it no.
1295 (call, call_value): Set type to call.
1296 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1297 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1298 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1299 * tree.c (get_narrower): Don't narrow integral types into
1301 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1302 frame_size *before* the first use.
1303 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1305 (peephole2): Don't widen instructions that push SP. Move
1306 decrement of SP to the end of all stm-generating peepholes.
1307 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1308 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1309 and OR to set it to all ones.
1310 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1311 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1312 (call, call_value): Set can_delay to "no".
1313 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1314 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1315 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1316 * config/h8300/h8300.md (*brabit): Remove.
1317 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1318 zero_extract. Use bit_memory_operand as the predicate for
1319 operand 1 and 'WU' as the constraint. Check the difference
1320 between the base length and the final one when deciding which
1321 type of branch to use.
1322 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1323 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1324 Use convert_move to extend the result for TARGET_H8300SX. Check
1325 for QImode memory references. Optimize the case where the
1326 destination is a paradoxical subreg.
1327 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1328 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1329 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1330 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1331 * config/h8300/h8300.md: Include mova.md
1332 (length_table): Add mova and mova_zero.
1333 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1334 after all constant addresses for '%R', '%X', '%T' and '%S'.
1335 (h8300_mova_length): New function.
1336 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1337 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1338 dependencies for s-config, etc.
1339 * config/h8300/gemova.sh: New file.
1340 * config/h8300/mova.md: Generated.
1341 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1342 * config/h8300/h8300.c (h8300_bitfield_length): New.
1343 (nibble_operand): Adjust.
1344 (h8300_binary_length): Handle conditional binary op.
1345 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1346 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1347 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1348 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1349 constraints. WU is introduced as a variant of U that requires a
1350 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1351 * config/h8300/h8300.md (attr type): Added bitbranch.
1352 (attr length_table): Added bitfield and bitbranch.
1353 (attr length): Compute bitbranch length.
1354 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1355 least-significant bit of a byte.
1356 (brabit, brabc, brabs): New.
1357 (insv, extzv): Emit bfst and bfld on H8300SX.
1358 (bfld, bfst, seq, sne): New.
1359 (bstzhireg, cmpstz, bstz, bistz): New.
1360 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1361 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1362 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1363 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1364 (h8sx_unary_memory_operator): New function.
1365 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1366 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1367 * config/h8300/h8300.md: Add peepholes to combine reloads and
1369 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1370 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1371 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1372 (and?i, ior?i, xor?i): Likewise.
1373 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1374 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1375 Various whitespace fixes.
1376 (h8300_constant_length): New function, split out from...
1377 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1378 (h8300_classify_operand): Use IN_RANGE.
1379 (h8300_classify_operand): Use h8300_constant_length.
1380 (h8300_short_move_mem_p): Tighten size check.
1381 (h8sx_mergeable_memrefs_p): Tighten equality check.
1382 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1383 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1385 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1386 * config/h8300/crtn.asm: Likewise.
1387 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1388 if __H8300SX__ is defined.
1389 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1390 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1391 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1392 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1393 addresses as mode-dependent.
1394 * config/h8300/h8300.c (print_operand_address): Update call to
1396 (h8300_get_index): Take a mode argument. Rework to fix an
1397 earlier misunderstanding.
1398 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1399 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1400 into a register if TARGET_H8300SX.
1401 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1402 TARGET_H8300SX. Also disable related define_splits.
1403 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1404 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1405 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1406 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1407 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1408 (EXTRA_CONSTRAINT_STR): Check it.
1409 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1411 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1412 * config/h8300/h8300.md (length_table): Add mov_imm4.
1413 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1414 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1415 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1417 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1418 * config/h8300/h8300.c (h8300_reorg): New function.
1419 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1420 * config/h8300/h8300.md (length): Subtract the length of the
1421 delay slot from (pc) when checking the range of forward branches.
1422 (delay_slot, can_delay): New attributes.
1423 (define_delay): Add bra/s handling.
1424 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1425 (jump): Add delayed-branch handling.
1426 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1427 * expr.c (expand_strcpy): New function.
1428 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1429 (expand_builtin_stpcpy): Likewise.
1430 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1431 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1432 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1433 handling to improve register allocation for -fno-omit-frame-pointer.
1434 (h8sx_split_movmd): Delete, moving er6 handling into...
1435 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1436 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1437 (movmd): Add calls to copy_rtx.
1438 (movmd_internal): In the second alternative, allow the initial and
1439 final destination registers to be different . Update the splitter
1440 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1441 instead of h8sx_split_movmd.
1442 (stpcpy, movsd): New expanders.
1443 (movsd_internal): New define_insn.
1444 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1445 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1446 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1447 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1448 and DESTINATION_REGS.
1449 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1450 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1451 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1452 (h8300_move_ratio): Declare.
1453 (MOVE_RATIO): Use it.
1454 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1455 (h8300_init_once): Initialize it.
1456 (h8300_reg_class_from_letter): New function.
1457 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1458 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1459 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1460 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1461 (movstrsi, movmd): New expanders.
1462 (movmd_internal): New insn.
1463 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1464 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1465 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1466 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1467 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1468 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1469 * config/h8300/h8300.c (nibble_operand): Fix warning.
1470 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1471 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1472 (movsf_h8300h): Disable for TARGET_H8300SX.
1473 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1474 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1475 h8300_stm_parallel and h8300_return_parallel.
1476 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1477 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1478 h8300_stm_parallel, h8300_return_parallel): New functions.
1479 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1480 if TARGET_H8300SX. Use h8300_push_pop.
1481 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1482 and final pop when generating h8sx code. Always emit some form
1484 * config/h8300/h8300.md: Don't enforce register alignment in
1485 stm peepholes if TARGET_H8300SX.
1486 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1487 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1488 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1489 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1490 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1491 (MULTILIB_DIRNAMES): Add a directory for it.
1492 (MULTILIB_MATCHES): Delete.
1493 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1494 * final.c (walk_alter_subreg): Handle addresses with subregs
1495 inside a ZERO_EXTEND or AND.
1496 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1497 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1499 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1500 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1501 @(dd,Rn.w) and @(dd,ERn.L).
1502 (h8300_displacement_size): Take the whole address as argument.
1503 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1504 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1505 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1506 (h8sx_mergeable_memrefs_p): Declare.
1507 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1508 (HAVE_PRE_INCREMENT): Likewise.
1509 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1510 addresses for TARGET_H8300SX,
1511 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1513 (movb_length_table, movl_length_table): New tables.
1514 (movw_length_table): Define to movb_length_table.
1515 (h8300_displacement_size): New, split out from...
1516 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1517 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1518 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1519 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1520 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1521 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1522 (h8sx_unary_shift_operator): Get the mode from the operator.
1523 (binary_shift_operator): Likewise.
1524 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1525 a memory reference, check whether the reference is offsettable.
1526 (length_table): Add movb, movw and movl.
1527 (movqi): Add new h8sx pattern. Don't force one operand to be a
1528 register when generating h8sx code.
1529 (movhi, movsi, movsf): Likewise.
1530 (movstrictqi): Use the length_table attribute.
1531 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1532 (addqi3): Split into a define_expand and define_insn. Don't accept
1533 memory operands in the expander. Use h8300_operands_match_p to
1534 check for matching operands in the define_insn.
1535 (subqi3, negqi2, one_cmplqi2): Likewise.
1536 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1537 in any patterns that are unused in h8sx code. In the h8sx patterns,
1538 use h8300_operands_match_p to check whether operands match.
1539 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1540 one_cmpl[hs]i3): Likewise.
1541 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1543 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1544 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1545 (h8300_insn_length_from_table): Add a second parameter.
1546 (output_h8sx_shift): Declare.
1547 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1548 (EXTRA_CONSTRAINT): Replace with...
1549 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1550 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1551 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1552 and h8sx_binary_shift_operator.
1553 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1555 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1556 (bit_memory_operand, fix_bit_operand): Likewise.
1557 (h8300_length_table_for_insn): Remove.
1558 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1560 (h8300_short_immediate_length, h8300_binary_length): New functions.
1561 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1562 (output_plussi): Use sub to add negative constants.
1563 (compute_plussi_length): Adjust accordingly.
1564 (h8sx_single_shift_type): New enum.
1565 (h8sx_single_shift, h8sx_unary_shift_operator,
1566 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1567 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1568 single h8sx instruction. Return false in this case.
1569 * config/h8300/h8300.md (length_table): Add short_immediate.
1570 (length): Pass the operand array to h8300_insn_length_from_table.
1571 (adjust_length): Assume "no" for insns with a length_table attribute.
1572 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1573 (*addhi3_h8300hs): Don't use for h8sx.
1574 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1576 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1577 1's predicate to nonimmediate_operand. Only skip default expansion
1578 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1579 for single h8sx shift instructions.
1580 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1581 * config/h8300/h8300.c (nibble_operand): Split out of...
1582 (reg_or_nibble_operand): ... this.
1583 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1584 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1585 umulhisi3): Introduce expand, and introduce separate insns for
1586 sign- or zero-extended REG and already-extended CONST_INT.
1587 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1588 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1589 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1590 (subhi3): Likewise. Don't accept immediates for operand 1.
1591 Remove the early clobber from second alternative of the h8300s pattern.
1592 (subsi3): Generalize for h8sx. Force operand 2 into a register
1593 on plain h8300 targets.
1594 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1595 (subsi3_h8300h): Generalize for h8sx.
1596 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1597 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1598 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1599 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1600 (TARGET_H8300SXMUL): New.
1601 (CONST_OK_FOR_P): New.
1602 (CONST_OK_FOR_LETTER_P): Adjust.
1603 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1604 umulhisi3): Accept 4-bit immediate on H8SX.
1605 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1606 (udivsi3, divhi3, udivsi3, divsi3): New.
1607 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1608 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1609 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1610 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1611 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1612 Add ADDRESSOF to the bit_operand entry.
1613 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1614 (h8300_src_operand): Likewise.
1615 (bit_operand): Check nonimmediate_operand rather than general_operand.
1616 Accept any nonimmediate_operand in h8sx code.
1617 (h8300_and_costs): Initialize operands[1].
1618 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1619 (h8300_operand_class): New enum.
1620 (h8300_length_table): New typedef.
1621 (addb_length_table, addw_length_table, addl_length_table,
1622 logicl_length_table): New tables.
1623 (logicb_length_table, logicw_length_table): New macros.
1624 (h8300_classify_operand, h8300_length_from_table,
1625 h8300_length_table_for_insn, h8300_unary_length,
1626 h8300_insn_length_from_table): New functions.
1627 (output_plussi): Only use adds and subs for register destinations.
1628 Disable redundant clause.
1629 (compute_plussi_cc): Likewise.
1630 (compute_plussi_length): Likewise. Use h8300_length_from_table
1631 to work out the length of an insn.
1632 (output_logical_op): Only use narrower immediate instructions
1633 if the destination is a register.
1634 (compute_logical_op_cc): Likewise.
1635 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1636 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1637 * config/h8300/h8300.md (length_table): New attribute.
1638 (length): When an instruction has a length_table attribute, use
1639 h8300_insn_length_from_table to calculate its default length.
1640 (cmpqi): Use h8300_dst_operand for the first operand and
1641 h8300_src_operand for the second.
1642 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1643 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1644 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1645 iorsi3, xorhi3, xorsi3): Likewise.
1646 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1647 so that it allows any combination of operands for TARGET_H8300SX.
1648 (iorqi3, xorqi3): Likewise.
1649 (cmpqi): Use the length_table attribute.
1650 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1651 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1652 (cmpqi): Add 'Q' constraint.
1653 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1654 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1655 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1656 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1657 (TARGET_H8300S): True for both -ms and -msx.
1658 (TARGET_H8300SX): New macro.
1659 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1660 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1661 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1662 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1664 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1665 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1666 16-bit pointers and 32-bit ints.
1667 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1668 CONST_DOUBLE with mode no wider than SImode.
1669 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1671 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1672 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1674 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1675 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1676 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1678 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1680 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1682 2004-07-07 Per Bothner <per@bothner.com>
1684 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1686 2004-07-07 Mike Stump <mrs@apple.com>
1688 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1689 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1690 (machopic_finish): Likewise.
1692 2004-07-07 Richard Henderson <rth@redhat.com>
1694 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1695 through any value-preserving cast.
1697 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1699 * function.c (assign_parm_find_data_types): Call
1700 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1702 2004-07-07 Steven Bosscher <stevenb@suse.de>
1704 * tree-cfg.c (group_case_labels): Remove case labels that have
1705 the same target as the default case.
1707 2004-07-07 Steven Bosscher <stevenb@suse.de>
1709 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1710 regardless of DECL_LANG_SPECIFIC being present or not.
1711 * tree.h (DECL_NUM_STMTS): Purge.
1713 2004-07-07 Andrew Pinski <apinski@apple.com>
1715 * configure: Regenerate with the right autoconf.
1717 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1719 * ifcvt.c (total_bb_rtx_cost): New function.
1720 (find_if_case_1): Compare rtx_cost of basic block to cost of
1722 (find_if_case_2): Same.
1724 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1727 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1728 (output_return): Likewise.
1729 (output_sibcall): Abort if !flag_delayed_branch.
1730 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1731 (emit_and_preserve): New function.
1732 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1733 indirect jump to the thunked-to function if !flag_delayed_branch.
1734 * config/sparc/sparc.md (delayed_branch): New attribute.
1735 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1736 attribute to compute the length of the insn.
1737 (goto_handler_and_restore): Likewise.
1739 2004-07-07 Andrew Pinski <apinski@apple.com>
1741 PR tree-optimization/15777
1742 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1744 * expr.c (expand_expr_real_1): Fix formating.
1745 BUFFER_REF and IN_EXPR are dead.
1746 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1747 * tree-inline.c (estimate_num_insns_1): Likewise.
1748 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1749 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1750 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1752 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1754 * collect2.c (dump_file): Don't call cplus_demangle if
1755 HAVE_LD_DEMANGLE is defined.
1756 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1757 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1758 if HAVE_LD_DEMANGLE is defined.
1760 * configure.ac (--with-demangler-in-ld): Added
1761 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1762 --with-demangler-in-ld is used.
1763 * config.in: Regenerated.
1764 * configure: Likewise.
1766 2004-07-07 Roger Sayle <roger@eyesopen.com>
1768 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1769 for simple floating point operations "fp", double precision
1770 multiplication "dmul", and single and double precision division
1771 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1772 (ppc630_cost): New table split from ppc620_cost, to distinguish
1773 differences in floating point latencies.
1774 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1775 (rs6000_rtx_costs): Add support for single and double precision
1776 floating point addition, subtraction, multiplication, division,
1777 fused-multiply-add, fused-multiply-sub, negation, absolute value
1778 and negative absolute value. Tweak MEM case to use prefered idiom.
1780 2004-07-07 Richard Henderson <rth@redhat.com>
1782 * tree-flow-inline.h (may_propagate_copy): Move...
1783 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1784 attempt to copy between types requiring conversion.
1785 * tree-flow.h (may_propagate_copy): Update decl.
1786 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1788 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1790 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1791 from -mtune= option.
1793 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1795 * builtins.c: Rename movstr*, except for movstrict*, to
1796 movmem* and clrstr* to clrmem*.
1799 * genopinit.c: Likewise.
1800 * integrate.c: Likewise.
1801 * local-alloc.c: Likewise.
1802 * optabs.c: Likewise.
1803 * optabs.h: Likewise.
1804 * config/alpha/alpha.h: Likewise.
1805 * config/alpha/alpha.md: Likewise.
1806 * config/arm/arm-protos.h: Likewise.
1807 * config/arm/arm.c: Likewise.
1808 * config/arm/arm.md: Likewise.
1809 * config/avr/avr.md: Likewise.
1810 * config/c4x/c4x.c: Likewise.
1811 * config/c4x/c4x.md: Likewise.
1812 * config/frv/frv.md: Likewise.
1813 * config/i386/i386-protos.h: Likewise.
1814 * config/i386/i386.c: Likewise.
1815 * config/i386/i386.h: Likewise.
1816 * config/i386/i386.md: Likewise.
1817 * config/i860/i860.c: Likewise.
1818 * config/i860/i860.md: Likewise.
1819 * config/ip2k/ip2k.md: Likewise.
1820 * config/ip2k/libgcc.S: Likewise.
1821 * config/ip2k/t-ip2k: Likewise.
1822 * config/m32r/m32r.c: Likewise.
1823 * config/m32r/m32r.md: Likewise.
1824 * config/mcore/mcore.md: Likewise.
1825 * config/mips/mips.c: Likewise.
1826 * config/mips/mips.md: Likewise.
1827 * config/ns32k/ns32k.c: Likewise.
1828 * config/ns32k/ns32k.h: Likewise.
1829 * config/ns32k/ns32k.md: Likewise.
1830 * config/pa/pa.c: Likewise.
1831 * config/pa/pa.md: Likewise.
1832 * config/pdp11/pdp11.h: Likewise.
1833 * config/pdp11/pdp11.md: Likewise.
1834 * config/rs6000/rs6000.c: Likewise.
1835 * config/rs6000/rs6000.md: Likewise.
1836 * config/s390/s390-protos.h: Likewise.
1837 * config/s390/s390.c: Likewise.
1838 * config/s390/s390.md: Likewise.
1839 * config/sh/lib1funcs.asm: Likewise.
1840 * config/sh/sh.c: Likewise.
1841 * config/sh/sh.md: Likewise.
1842 * config/sh/t-sh: Likewise.
1843 * config/sparc/sparc.h: Likewise.
1844 * config/vax/vax.md: Likewise.
1845 * config/xtensa/xtensa.c: Likewise.
1846 * config/xtensa/xtensa.md: Likewise.
1847 * doc/invoke.texi: Likewise.
1848 * doc/md.texi: Likewise.
1849 * doc/rtl.texi: Likewise.
1851 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1854 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1855 * config/mips/mips.c (mips_declare_common_object): New function,
1856 mostly split out from...
1857 (mips_output_aligned_decl_common): ...here.
1858 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1859 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1860 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1861 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1863 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1866 * function.c (assign_parms): Fix typo from previous change.
1868 2004-07-07 Jason Merrill <jason@redhat.com>
1871 * doc/extend.texi (C++ Interface): Correct information and
1874 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1879 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1882 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1885 * config/m32r/m32r.c (m32r_function_symbol): New function:
1886 Generate a symbol name RTX with the correct m32r specific flags
1888 (block_move_call): Use new function to generate correct symbol.
1889 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1890 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1893 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1895 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1896 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1897 TYPE_BINFO_BASETYPE): Remove.
1898 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1900 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1902 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1903 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1904 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1905 (struct tree_binfo): Rename base_types to base_binfos.
1906 * alias.c (record_component_aliases): Adjust BINFO macros.
1907 * dbxout.c (dbxout_type): Likewise.
1908 * dwarf2out.c (gen_member_die): Likewise.
1909 * sdbout.c (sdbout_one_type): Likewise.
1910 * tree-dump.c (deque_and_dump): Likewise.
1911 * config/i386/i386.c (classify_argument,
1912 contains_128bit_aligned_vector_p): Likewise.
1914 2004-07-07 Nick Clifton <nickc@redhat.com>
1916 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1917 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1919 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1921 * vec.h: Fix the example use.
1923 2004-07-06 Richard Henderson <rth@redhat.com>
1925 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1926 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1927 * tree-inline.c (copy_body_r, setup_one_parameter,
1928 initialize_inlined_parameters, expand_call_inline,
1929 declare_inline_vars): Don't check it.
1930 (expand_calls_inline): Remove old version, rename new version
1931 from gimple_expand_calls_inline.
1932 * tree-optimize.c (execute_gimple): Remove.
1933 (pass_gimple): Don't run anything.
1935 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1937 * doc/sourcebuild.texi: Use semicolons instead of commas in
1940 2004-07-06 Richard Henderson <rth@redhat.com>
1942 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1943 (sra_walk_modify_expr, scan_init): Likewise.
1944 (generate_element_zero): Check visited before scanning children.
1945 (generate_element_init): Set visited on error.
1946 (scalarize_init): Handle generate_element_init failure similar
1949 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1951 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1952 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1954 2004-07-06 Richard Henderson <rth@redhat.com>
1956 * config/i386/i386.c (legitimize_pic_address): Make static.
1957 (legitimize_address): Handle CONST with TLS operand.
1958 (ix86_expand_move): Don't call legitimize_pic_address directly.
1959 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1961 2004-07-06 Roger Sayle <roger@eyesopen.com>
1963 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1964 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1965 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1966 is currently executed unconditionally, i.e. not in "else_bb".
1968 2004-07-06 Steven Bosscher <stevenb@suse.de>
1970 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1971 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1972 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1973 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1974 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1975 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1976 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1977 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1978 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1979 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1980 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1981 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1982 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1983 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1984 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1985 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1987 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1989 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1990 * expr.c (expand_expr_real_1): Ditto.
1991 * tree-inline.c (estimate_num_insns_1): Ditto.
1992 * tree-pretty-print.c (dump_generic_node): Ditto.
1996 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1998 * tree-ssa-pre.c (reference_node_pool): New pool.
1999 (find_or_generate_expression): Class 'r' is okay too.
2000 (create_value_expr_from): Ditto.
2001 (add_to_sets): LHS should not include vuses.
2003 (compute_avail): Reverse ordering of tests.
2004 Valuize INDIRECT_REF as well.
2006 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2008 PR rtl-optimization/16380
2009 * loop.c (check_dbra_loop): Sink comparison instructions if they
2010 do something other than set cc0.
2012 2004-07-06 James E Wilson <wilson@specifixinc.com>
2014 * doc/interface.texi (longjmp and automatic variables): Delete
2015 paragraph recommending taking the address of a variable.
2017 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2019 * vec.h (VEC_embedded_alloc): Remove.
2020 (VEC_embedded_size, VEC_embedded_init): New.
2021 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2023 (VEC_truncate): New.
2024 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2025 (vec_embedded_alloc): Remove.
2026 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2027 (vec_embedded_alloc): Remove.
2029 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2031 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2032 (gt-langhooks.h): Remove.
2034 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2036 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2038 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2040 * config/sparc/sparc.c (get_pc_symbol): Rename into
2041 add_pc_to_pic_symbol.
2042 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2043 (load_pic_register): Account for previous changes.
2044 Use reg_names. Don't create the label twice.
2045 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2046 UNSPEC_LOAD_PCREL_SYM.
2047 (get_pc): Rename into load_pcrel_sym. Add predicate to
2048 operands. Remove condition.
2050 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2052 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2053 RECORD, UNION & QUAL_UNION is actually a binfo.
2055 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2056 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2057 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2058 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2059 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2060 (gen_inheritance_die): Likewise.
2061 * tree-dump.c (deque_and_dump): Likewise.
2062 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2064 2004-07-06 Steven Bosscher <stevenb@suse.de>
2066 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2068 * config/mcore/mcore.md: Model memory latency with a simple DFA
2069 pipeline description instead of a define_function_unit.
2071 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2073 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2074 * langhooks.h (var_mod_type_p): Likewise.
2075 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2076 * expr.c (count_type_elements): Properly handle return from
2077 array_type_nelts and properly test for overflow.
2078 * gimplify.c (gimplify_init_constructor): Properly handle return
2079 from array_type_nelts.
2080 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2081 * integrate.c (copy_decl_for_inlining): Correct comments.
2082 * tree-inline.c (remap_decl): Update comments, remove dead code,
2083 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2084 (remap_type): Only remap if variably modified by vars in function
2086 (copy_body_r): Use compatible_type langhooks to see when can fold.
2087 (setup_one_parameter): Don't remap type.
2088 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2089 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2090 compute TREE_INVARIANT for decl case.
2091 (find_var_from_fn): New function.
2092 (variably_modified_type_p): Add arg and call new function.
2093 * tree.h (variably_modified_type_p): Add extra arg.
2095 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2097 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2098 (goto_handler_and_restore_v9): Delete disabled insn.
2099 (goto_handler_and_restore_v9_sp64): Likewise.
2101 2004-07-05 Roger Sayle <roger@eyesopen.com>
2103 * calls.c (load_register_parameters): Call expand_shift instead
2104 of expand_binop with ashl_optab (or other shift optab) directly.
2105 * expr.c (emit_group_load, emit_group_store): Likewise.
2106 * function.c (assign_parm_setup_block): Likewise.
2107 * stmt.c (shift_return_value): Likewise.
2109 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2111 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2113 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2115 * doc/sourcebuild.texi: Revert previous patch.
2117 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2119 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2120 TARGET_MEM_FUNCTIONS.
2121 * system.h: Poison TARGET_MEM_FUNCTIONS.
2122 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2123 bcmp_libfunc, bzero_libfunc): Remove.
2124 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2126 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2127 * doc/standards.texi: Don't mention calling BSD string functions.
2128 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2129 * config/vax/t-memfuncs: New.
2130 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2131 config/memset.c: New.
2132 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2133 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2135 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2136 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2137 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2138 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2139 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2140 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2141 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2142 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2143 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2144 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2146 2004-07-05 Richard Henderson <rth@redhat.com>
2148 * function.c (assign_parm_setup_reg): Properly rename variables in
2149 FUNCTION_ARG_CALLEE_COPIES section.
2151 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2153 * tree-mudflap.c: Include cgraph.h.
2154 (mf_init_extern_trees): Rename to mudflap_init. Export.
2155 Rewrite to create synthetic declarations instead of looking
2156 up declarations from mf-runtime.h.
2157 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2158 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2160 (execute_mudflap_function_decls, mudflap_register_call):
2161 Don't call mf_init_extern_trees.
2162 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2164 * tree-mudflap.h: Update prototypes.
2165 * c-mudflap.c: Delete file.
2166 * c-common.c: Include tree-mudflap.h.
2167 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2168 * Makefile.in: Remove all references to c-mudflap.o.
2169 Update dependencies.
2171 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2173 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2174 displacements with the spatial-locality cache-control completer.
2176 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2178 * langhooks.c: Don't include gt-langhooks.h.
2179 (var_labelno): Delete.
2180 (lhd_set_decl_assembler_name): Do not append a distinguishing
2181 number to file-scope internal-linkage declarations for the first
2182 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2183 the declaration itself (if at block scope), or its containing
2184 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2187 * opts.c (cur_in_fname): New global.
2188 * opts.h: Declare it.
2189 * tree.c: Include opts.h.
2190 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2191 DECL_UID equal to cur_in_fname.
2192 (copy_node_stat): Do not change DECL_UID when copying a
2193 TRANSLATION_UNIT_DECL.
2194 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2195 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2197 * c-decl.c (c_static_assembler_name): Delete.
2198 * c-tree.h (c_static_assembler_name): Delete prototype.
2199 * c-lang.c, objc/objc-lang.c: Don't override
2200 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2202 * Makefile.in (tree.o): Update dependencies.
2203 (GTFILES): Remove langhooks.c.
2205 2004-07-05 Roger Sayle <roger@eyesopen.com>
2207 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2208 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2209 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2210 Optimize "X % -Y" as "X % Y" for signed modulus.
2211 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2212 into "((unsigned) X % Y) == 0".
2214 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2216 * sourcebuild.texi (Config Fragments): Use @comma{} in
2217 cross-reference to section title.
2219 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2221 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2222 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2223 (gimplify_target_expr, gimplify_expr): Likewise.
2224 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2225 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2227 (gimplify_compound_lval): See if we can strip any useless conversion.
2228 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2230 (gimplify_modify_expr_to_memset): Likewise.
2231 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2232 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2233 (declare_inline_vars): Likewise.
2234 (walk_type_fields): New function.
2235 (walk_tree): Use it.
2236 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2238 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2239 (sra_walk_modify_expr): Allow init function to fail.
2240 (scan_init): Now returns bool.
2241 (generate_element_init): If can't understand INIT, return false.
2242 (scalarize_init): Return false if generate_element_init does.
2244 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2247 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2248 bounds if bounds aren't constant.
2250 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2252 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2253 to type hooks; remove bogus PARAMS.
2255 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2257 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2258 * dwarf2out.c (add_data_member_location_attribute): Check for
2260 * tree.c (tree_node_kinds): Add "binfos".
2261 (binfo_lang_slots): New.
2262 (make_node_stat): Add TREE_BINFO.
2263 (make_tree_binfo_stat): New.
2264 (tree_node_structure): Add TREE_BINFO.
2265 * tree.def (TREE_BINFO): New.
2266 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2267 (RECORD_OR_UNION_CHECK): ... here.
2268 (NOT_RECORD_OR_UNION_CHECK): New.
2269 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2270 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2271 RECORD_OR_UNION_CHECK.
2272 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2273 (TYPE_LANG_SLOT_1): New.
2274 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2275 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2276 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2277 (BINFO_ELTS): Remove.
2278 (BINFO_LANG_SLOT): New.
2279 (struct tree_binfo): New.
2280 (binfo_lang_slots): Declare.
2281 (enum tree_node_structure_enum): Add TS_BINFO.
2282 (union tree_node): Add binfo.
2283 (make_tree_binfo_stat): Declare.
2284 (make_tree_binfo): New.
2285 (enum tree_node_kind): Add binfo_kind.
2287 * objc/objc-act.c (start_class, objc_declare_protocols,
2288 start_protocols): Use TYPE_LANG_SLOT_1.
2289 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2291 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2292 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2293 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2294 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2296 2004-07-05 Steven Bosscher <stevenb@suse.de>
2298 * rtl.h (struct rtx_def): Remove the integrated flag.
2299 Use the return_val flag for MEM_SCALAR_P.
2300 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2302 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2305 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2306 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2309 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2311 * var-tracking.c: Fix some comments.
2312 (frame_stack_adjust): New.
2313 (vt_stack_adjustments): Init stack_adjust of entry block to
2314 minus stack adjustment of function prologue.
2315 (adjust_stack_reference): Do not adjust if adjustment == 0.
2316 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2317 (emit_notes_in_bb): Likewise.
2318 (vt_add_function_parameters): Do not adjust locations of
2320 (vt_initialize): Compute the stack adjustment of function
2321 prologue and offset the initial "location" of frame_base_decl
2322 from the stack pointer after prologue.
2324 2004-07-04 Richard Henderson <rth@redhat.com>
2326 * function.c (struct assign_parm_data_all): New.
2327 (struct assign_parm_data_one): New.
2328 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2329 assign_parm_find_data_types, assign_parms_setup_varargs,
2330 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2331 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2332 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2333 assign_parm_setup_block, assign_parm_setup_reg,
2334 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2335 (assign_parms): ... here.
2337 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2339 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2340 now are bitmap_set_t's.
2341 (bitmap_insert_into_set): No point in inserting the value if
2343 (bitmap_set_contains): New function.
2344 (bitmap_set_replace_value): Add comment on why we do it
2346 (set_contains): Removed.
2347 (bitmap_set_subtract_from_value_set): New name of
2348 set_subtract now that it's arguments are two different
2351 (bitmap_find_leader): Change algorithm used.
2352 (find_or_generate_expression): Update use of functions for new
2354 (create_expression_by_pieces): Ditto.
2355 (insert_aux): Ditto.
2357 (add_to_sets): Ditto.
2359 (execute_pre): Ditto.
2360 (compute_avail): Ditto.
2361 Also ignore virtual phis.
2363 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2365 * combine.c (simplify_comparison): Fix comment typo.
2367 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2369 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2370 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2371 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2372 (output_restore): Change parameter from 'insn' to 'pat'.
2373 (output_return): Adjust call to output_restore.
2374 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2375 Adjust call to output_restore.
2377 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2379 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2380 and assert system is bsd.
2382 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2384 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2385 (TARGET_SWITCHES): Remove -mdebugc.
2386 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2387 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2388 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2389 (sle_[sd]i_reg): Delete.
2391 2004-07-04 Steven Bosscher <stevenb@suse.de>
2393 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2395 * config/iq2000/iq2000.md: Translate old pipeline description to an
2398 2004-07-04 Roger Sayle <roger@eyesopen.com>
2400 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2401 Ensure the replacement rhs is valid gimple before performing
2402 the substitution. Return false if these sanity checks fail.
2403 (fold_stmt): Only set changed to true, if set_rhs returns true.
2404 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2407 2004-07-04 Richard Henderson <rth@redhat.com>
2410 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2412 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2414 * configure.ac (ranlib_flags): New variable.
2415 * Makefile.in (RANLIB_FLAGS): New variable.
2416 (libbackend.a): Use it.
2417 * configure: Regenerated.
2419 2004-07-04 Roger Sayle <roger@eyesopen.com>
2421 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2422 a "sign mask" instead of using ashr_optab directly.
2424 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2426 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2427 * doc/cppopts.texi: Clarify processing of command-line defines.
2429 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2431 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2433 2004-07-04 Richard Henderson <rth@redhat.com>
2435 * rtl.def (ADDRESSOF): Remove.
2436 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2437 (find_base_term, memrefs_conflict_p): Likewise.
2438 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2439 (fold_rtx, cse_insn, set_live_p): Likewise.
2440 * dwarf2out.c (mem_loc_descriptor): Likewise.
2441 (add_location_or_const_value_attribute): Likewise.
2442 * emit-rtl.c (copy_insn_1): Likewise.
2443 * explow.c (memory_address): Likewise.
2444 * expmed.c (store_split_bit_field): Likewise.
2445 * expr.c (expand_expr_real_1): Likewise.
2446 * function.c (instantiate_decl
2447 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2448 * genrecog.c (preds, validate_pattern): Likewise.
2449 * integrate.c (copy_rtx_and_substitute): Likewise.
2450 * recog.c (general_operand, register_operand): Likewise.
2451 (memory_address_p): Likwise.
2452 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2453 * rtl.c (copy_rtx): Likewise.
2454 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2455 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2456 * rtlhooks.c (gen_lowpart_general): Likewise.
2457 * stmt.c (expand_asm_operands): Likewise.
2458 * web.c (entry_register, replace_ref, web_main): Likewise.
2459 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2460 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2461 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2462 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2463 * config/frv/frv.c (move_destination_operand, move_source_operand,
2464 condexec_dest_operand, condexec_source_operand,
2465 condexec_memory_operand): Likewise.
2466 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2467 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2468 (destination_xfmode_operand): Likewise.
2469 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2470 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2471 * config/s390/s390.c (general_s_operand): Likewise.
2472 * config/s390/s390.md (mov*): Likewise.
2473 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2475 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2476 * expr.c (expand_expr_real_1): Likewise.
2477 * stmt.c (expand_decl): Likewise.
2478 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2480 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2481 postponed_insns, put_var_into_stack, put_reg_into_stack,
2482 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2483 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2484 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2485 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2486 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2487 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2488 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2489 struct insns_for_mem_walk_info, insns_for_mem_walk,
2490 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2491 setjmp_protect_args): Remove.
2492 (push_function_context_to): Don't handle var_refs_queue.
2493 (pop_function_context_from, free_after_compilation): Likewise.
2494 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2495 (assign_parms, allocate_struct_function): Likewise.
2496 (use_register_for_decl): New.
2497 (expand_function_end): Don't setjmp_protect.
2498 * function.h (struct emit_status): Update commentary.
2499 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2500 (max_parm_reg, parm_reg_stack_loc): Remove.
2501 * passes.c (DFI_addressof): Remove.
2502 (dump_file_info): Remove addressof.
2503 (rest_of_handle_addressof): Remove.
2504 (rest_of_compilation): Don't call it.
2505 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2506 * stmt.c (expand_decl): Use use_register_for_decl.
2507 * tree.h: Update decls.
2508 * web.c (mark_addressof): Remove.
2509 * doc/invoke.texi (-dF): Remove.
2511 2004-07-03 Richard Henderson <rth@redhat.com>
2513 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2514 instead of gen_mem_addressof.
2515 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2516 TImode output register.
2518 2004-07-03 Richard Henderson <rth@redhat.com>
2520 PR tree-optimization/16341
2521 * tree-sra.c (sra_walk_function): Increment to next stmt before
2522 processing the current stmt.
2523 (sra_insert_after): Always use BSI_SAME_STMT.
2525 2004-07-03 Richard Henderson <rth@redhat.com>
2527 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2530 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2532 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2533 with tree_int_cst_equal.
2535 2004-07-03 Andreas Schwab <schwab@suse.de>
2537 * config/ia64/ia64.md: Define new attribute "empty".
2538 (prologue_use, nop_x, insn_group_barrier): Set it.
2540 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2541 skip over "empty" insns.
2543 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2545 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2546 context to gimplify_body.
2547 (walk_tree): Don't walk into types twice.
2548 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2550 * tree-sra.c (generate_element_init): Remove any useless conversions.
2552 * gimplify.c (gimplify_conversion): Remove stripping useless
2553 conversions from here.
2554 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2555 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2556 Unshare before substituting PLACEHOLDER_EXPR.
2557 (gimplify_modify_expr_to_memset): Likewise.
2558 Pass address of TO to memset, not TO itself.
2559 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2560 time we make an expression (to match a PLACEHOLDER_EXPR).
2562 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2563 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2564 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2565 * tree-ssa-dom.c (local_fold): Likewise.
2567 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2568 * langhooks.h (strct lang_hooks): New field type_max_size.
2569 * function.c (assign_temp): Call it.
2571 2004-07-03 Steven Bosscher <stevenb@suse.de>
2573 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2574 * config/sh/sh.md: Convert the SH1 pipeline description to
2577 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2579 * c-decl.c (struct c_binding): Remove contour field; add
2580 depth, invisible, nested fields.
2581 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2582 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2583 (bind): Add invisible and nested arguments. Initialize
2584 new fields of struct c_binding; adjust loop scanning for
2586 (free_binding_and_advance): Clear structure with memset.
2587 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2588 in file scope, even if it's in external scope too.
2589 (pushdecl): Adjust to match. Create invisible file-scope
2590 declarations for block-scope forward declarations of static functions.
2591 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2592 (undeclared_variable, lookup_label, declare_label, define_label)
2593 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2594 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2595 (store_parm_decls_oldstyle): Adjust to match.
2596 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2597 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2599 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2600 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2602 2004-07-02 Richard Henderson <rth@redhat.com>
2604 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2605 around variable_size.
2606 (set_decl_nonlocal): Remove.
2607 (store_parm_decls): Add stmts for pending sizes.
2608 * calls.c (calls_function, calls_function_1): Remove.
2609 (precompute_arguments): Don't call it.
2610 * cfgexpand.c (set_save_expr_context): Remove.
2611 (tree_expand_cfg): Don't call it.
2612 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2613 (dwarf2out_finish): Likewise.
2614 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2615 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2616 (safe_from_p): Don't queue SAVE_EXPRs.
2617 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2618 or build plain VAR_DECLs.
2619 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2621 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2622 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2623 (put_var_into_stack): Don't handle SAVE_EXPR.
2624 (gen_mem_addressof): Likewise.
2625 * function.h (struct function): Remove x_save_expr_regs.
2626 (save_expr_regs): Remove.
2627 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2628 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2629 * stor-layout.c (variable_size): Don't set it.
2630 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2631 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2632 all callers. Don't set SAVE_EXPR_CONTEXT.
2633 * tree-inline.h (remap_save_expr): Update decl.
2634 * tree.c (save_expr): Update build size.
2635 (first_rtl_op): Don't handle SAVE_EXPR.
2636 (unsave_expr_1, contains_placeholder_p): Likewise.
2637 (decl_function_context): Likewise.
2638 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2639 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2640 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2642 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2644 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2645 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2646 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2647 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2648 some first-person references and patronizing comments. Based on
2650 * doc/invoke.texi: Don't reference fortran@gnu.org.
2651 * doc/trouble.texi (Warning when a non-void function value is
2652 ignored): Rewrite. From Russ Allbery and Chris Devers.
2654 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2656 * tree-ssa-pre.c (bitmap_set_t): New.
2657 (bb_value_sets): avail_out is now a bitmap_set_t.
2658 (bitmap_find_leader): New function.
2659 (bitmap_value_insert_into_set): Ditto.
2660 (bitmap_set_copy): Ditto.
2661 (bitmap_value_replace_in_set): Ditto.
2662 (bitmap_set_contains_value): Ditto.
2663 (bitmap_set_new): Ditto.
2664 (bitmap_set_pool): New pool.
2665 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2666 (insert_aux): Ditto.
2667 (add_to_sets): Ditto.
2668 (compute_avail): Ditto
2672 (execute_pre): Ditto.
2674 2004-07-02 Roger Sayle <roger@eyesopen.com>
2676 * config/rs6000/rs6000.c (struct processor_costs): New structure
2677 used to hold instruction latencies/sizes for processor types.
2678 (rs6000_cost): New global variable pointing to current CPU's costs.
2679 (rs6000_override_options): Initialize rs6000_cost to point to the
2680 appropriate cost table based upon rs6000_cpu and optimize_size.
2681 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2684 2004-07-02 Richard Henderson <rth@redhat.com>
2686 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2688 2004-07-02 Steven Bosscher <stevenb@suse.de>
2690 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2692 2004-07-01 Richard Henderson <rth@redhat.com>
2694 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2695 (alpha_gp_save_rtx): Use assign_stack_local instead of
2698 2004-07-01 Richard Henderson <rth@redhat.com>
2700 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2701 (alpha_rtx_cost_data): Update to match.
2702 (alpha_rtx_cost_size): New.
2703 (alpha_rtx_costs): Honor optimize_size.
2705 2004-07-01 Richard Henderson <rth@redhat.com>
2707 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2708 * cfgexpand.c (tree_expand_cfg): Do it here.
2709 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2710 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2711 * config/mips/mips.c (mips_output_mi_thunk): And here.
2712 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2713 * config/sh/sh.c (sh_output_mi_thunk): And here.
2714 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2716 2004-07-01 Richard Henderson <rth@redhat.com>
2718 * tree.def (RTL_EXPR): Remove.
2719 * c-typeck.c (lvalue_p): Don't handle it.
2720 * expr.c (safe_from_p): Likewise.
2721 (expand_expr_real_1): Likewise.
2722 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2723 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2724 * gengtype.c (adjust_field_tree_exp): Likewise.
2725 * stmt.c (warn_if_unused_value): Likewise.
2726 * tree-gimple.c (recalculate_side_effects): Likewise.
2727 * tree-pretty-print.c (dump_generic_node): Likewise.
2728 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2729 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2730 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2732 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2733 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2734 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2735 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2736 all the bits that tracked last_expr.
2737 (expand_end_bindings): Don't track last_expr.
2738 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2739 (clear_last_expr): Remove.
2740 (expand_asm): Don't call it.
2741 (expand_asm_operands, expand_end_cond): Likewise.
2742 (expand_naked_return, expand_null_return_1): Likewise.
2743 * c-typeck.c (c_begin_compound_stmt): Likewise.
2744 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2745 * expr.c (expand_expr_real_1): Likewise.
2746 * tree.h: Update prototypes.
2748 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2749 (struct emit_status): Remove sequence_rtl_expr.
2750 (struct function): Remove x_rtl_expr_chain.
2751 (seq_rtl_expr, rtl_expr_chain): Remove.
2752 * function.c (struct temp_slot): Remove rtl_expr.
2753 (assign_stack_temp_for_type): Don't set it.
2754 (free_temp_slots, pop_temp_slots): Don't check it.
2755 (free_after_compilation): Don't clear x_rtl_expr_chain.
2756 (fixup_var_refs): Don't search it.
2757 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2758 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2760 (push_topmost_sequence): Likewise.
2761 (end_sequence, init_emit): Likewise.
2762 (start_sequence_for_rtl_expr): Remove.
2763 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2764 * rtl.h (preserve_rtl_expr_result): Remove.
2766 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2768 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2769 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2772 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2774 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2775 (STANDARD_STARTFILE_PREFIX_2): Define.
2776 (standard_startfile_prefix_1): Initialize to
2777 STANDARD_STARTFILE_PREFIX_1.
2778 (standard_startfile_prefix_2): Initialize to
2779 STANDARD_STARTFILE_PREFIX_2.
2780 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2781 (STANDARD_STARTFILE_PREFIX_1): Define.
2782 (STANDARD_STARTFILE_PREFIX_2): Define.
2783 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2784 (STANDARD_STARTFILE_PREFIX_2): Document.
2786 2004-07-01 Richard Henderson <rth@redhat.com>
2788 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2789 in order to disable scalarization. Instead set a flag and wait
2790 for a candidate decl.
2792 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2794 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2795 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2796 Use terminology "testsuite" and "enumerated".
2798 2004-07-01 Richard Henderson <rth@redhat.com>
2800 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2801 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2802 (initial_return_save): Likewise.
2803 (flush_queued_reg_saves): Remap register numbers.
2804 (dwarf2out_return_reg): Likewise.
2806 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2808 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2810 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2811 access functions for lower bound and element size and only output
2812 if lower bound nonzero or element size not same as that of type.
2813 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2815 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2817 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2819 2004-07-01 Per Bothner <per@bothner.com>
2821 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2823 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2825 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2826 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2827 first operand. Don't optimize if the bitfield is volatile.
2829 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2831 * c-pretty-print.c (pp_c_postfix_expression): Handle
2832 floating-point comparison operators.
2833 (pp_c_expression): Pass floating-point comparison
2834 operators to pp_c_postfix_expression.
2836 2004-07-01 Roger Sayle <roger@eyesopen.com>
2838 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2839 rtx_cost instead of "had_mult" to determine whether the transformed
2840 expression is cheaper than the original.
2842 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2844 * alias.c (get_alias_set, canon_rtx, get_addr,
2845 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2847 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2848 expand_builtin): Likewise.
2849 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2851 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2852 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2853 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2854 record_dead_and_set_regs_1, get_last_value_validate,
2855 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2856 * cse.c (check_dependence, canon_hash, equiv_constant,
2857 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2858 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2859 count_reg_usage): Likewise.
2860 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2861 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2862 cselib_record_sets): Likewise.
2863 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2864 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2865 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2866 * df.c (df_uses_record): Likewise.
2867 * dojump (do_jump): Likewise.
2868 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2869 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2870 decl_start_label): Likewise.
2871 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2872 operand_subword, change_address_1, make_safe_from): Likewise.
2873 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2874 stabilize, force_not_mem): Likewise.
2875 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2876 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2877 * expr.c (convert_move, convert_modes, emit_block_move,
2878 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2879 emit_move_insn_1, expand_assignment, store_expr,
2880 store_constructor_field, store_constructor, store_field,
2881 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2883 * final.c (cleanup_subreg_operands, alter_subreg,
2884 get_mem_expr_from_op): Likewise.
2885 * flow.c (notice_stack_pointer_modification_1,
2886 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2888 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2889 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2890 optimize_bit_field, flush_addressof, purge_addressof_1,
2891 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2892 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2893 keep_stack_depressed): Likewise.
2894 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2895 noce_process_if_block, find_memory): Likewise.
2896 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2897 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2898 update_equiv_regs): Likewise.
2899 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2900 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2901 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2902 * passes.c (rest_of_handle_final): Likewise.
2903 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2904 move2add_note_store): Likewise.
2905 * ra-build.c (detect_remat_webs): Likewise.
2906 * ra-debug.c (dump_static_insn_cost): Likewise.
2907 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2908 * recog.c (validate_change, apply_change_group, cancel_changes,
2909 validate_replace_rtx_1, general_operand, register_operand,
2910 nonmemory_operand, push_operand, pop_operand, memory_operand,
2911 indirect_operand, asm_operand_ok, offsettable_memref_p,
2912 offsettable_nonstrict_memref_p, constrain_operands,
2913 store_data_bypass_p): Likewise.
2914 * reg-stack.c (subst_stack_regs_pat): Likewise.
2915 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2916 copy_cost, reg_scan_mark_refs): Likewise.
2917 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2918 combine_stack_adjustments_for_block): Likewise.
2919 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2920 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2921 find_reloads, find_reloads_address, find_reloads_address_1,
2922 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2923 find_equiv_reg): Likewise.
2924 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2925 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2926 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2927 delete_address_reloads): Likewise.
2928 * resource.c (mark_referenced_resources): Likewise.
2929 * rtlanal.c (get_jump_table_offset, count_occurrences,
2930 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2931 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2932 num_sign_bit_copies1): Likewise.
2933 * rtlhooks.c (gen_lowpart_general): Likewise.
2934 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2935 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2936 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2937 sdbout_global_decl): Likewise.
2938 * simplify-rtx.c (simplify_subreg): Likewise.
2939 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2940 expand_anon_union_decl, expand_end_case_type): Likewise.
2941 * unroll.c (calculate_giv_inc): Likewise.
2942 * var-tracking.c (stack_adjust_offset_pre_post,
2943 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2944 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2945 vt_add_function_parameters): Likewise.
2946 * varasm.c (make_var_volatile, notice_global_symbol,
2947 assemble_external, decode_addr_const, mark_weak,
2948 default_encode_section_info): Likewise.
2950 2004-07-01 Steven Bosscher <stevenb@suse.de>
2952 * stmt.c (check_seenlabel): Remove.
2953 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2955 2004-07-01 Richard Henderson <rth@redhat.com>
2957 * function.h (struct function): Remove x_function_call_count.
2958 (function_call_count): Remove.
2959 * calls.c (expand_call): Don't set it.
2960 * integrate.c (copy_rtx_and_substitute): Likewise.
2962 * function.h (struct function): Remove x_cleanup_label.
2963 (cleanup_label): Remove.
2964 * stmt.c (expand_value_return): Don't use it.
2965 * function.c (free_after_compilation): Don't set it.
2966 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2967 * cfgexpand.c (tree_expand_cfg): Update call.
2968 * tree.h (expand_function_start): Update decl.
2970 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2973 * c-lang.c (c_initialize_diagnostics): Move from here ...
2974 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2975 (c_tree_printer): Use pretty-printer to format %T.
2976 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2977 before '*' if not C++.
2978 (pp_c_direct_abstract_declarator): Don't try to print array upper
2979 bound for flexible array members.
2980 * c-tree.h: Include "diagnostic.h".
2981 (c_initialize_diagnostics): Declare.
2982 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2983 * c-format.c (format_type_warning): New function. Improve
2984 diagnostics for incorrect format argument types.
2985 (check_format_types): Use it. Add two parameters. Use the
2986 TYPE_MAIN_VARIANT of wanted_type.
2987 (check_format_info_main): Pass new parameters to
2989 (struct format_wanted_type): Update comment.
2991 2004-07-01 Nick Clifton <nickc@redhat.com>
2993 * target.h (struct gcc_target): Add new field to struct cxx:
2994 import_export_class.
2995 * target-def.h (TARGET_CXX): Initialise the new field.
2996 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2998 * doc/tm.texi: Document the new target hook.
3000 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3002 * builtins.c (fold_builtin_classify): Fix typo.
3004 2004-07-01 Richard Henderson <rth@redhat.com>
3006 * function.c (identify_blocks, identify_blocks_1): Remove.
3007 * function.h (identify_blocks): Remove.
3008 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3010 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3012 * builtins.c (fold_builtin_classify): New.
3013 (fold_builtin_unordered_cmp): Fix commentary.
3014 (fold_builtin): Use it.
3015 * builtins.def: Define builtins for isnan,
3016 isnanf, isnanl, finite, finitef, finitel,
3017 isinf, isinff, isinfl.
3019 2004-07-01 Richard Henderson <rth@redhat.com>
3021 * function.h (struct function): Remove dont_emit_block_notes.
3022 * gimple-low.c (lower_function_body): Don't set it.
3023 * cfgexpand.c (expand_block): Don't check it.
3024 * cfglayout.c (insn_locators_initialize): Likewise.
3025 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3026 * passes.c (rest_of_compilation): Likewise.
3027 * stmt.c (expand_start_bindings_and_block): Likewise.
3028 (expand_end_bindings): Likewise.
3030 2004-07-01 Richard Henderson <rth@redhat.com>
3032 * cgraph.h (cgraph_build_static_cdtor): Declare.
3033 * cgraphunit.c (cgraph_build_static_cdtor): New.
3034 * c-objc-common.c (build_cdtor): Use it.
3035 * coverage.c (create_coverage): Likewise.
3036 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3037 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3039 See ChangeLog.11 for earlier changes.
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