1 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimization/15921
4 * Makefile.in (global.o): Add recog.h.
6 * global.c (recog.h): Add the include-clause.
7 (bb_info): New member earlyclobber.
8 (allocate_bb_info, free_bb_info): Initialize/finish the new
10 (earlyclobber_regclass, earlyclobber_regclass_length): The new
12 (check_earlyclobber, regclass_intersect,
13 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
15 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
16 (make_accurate_live_analysis): Modify pavin.
18 2004-07-12 Diego Novillo <dnovillo@redhat.com>
20 * tree-cfg.c (find_taken_edge): Statically compute the truth
21 value of a predicate comparing an SSA_NAME to itself.
23 2004-07-12 Roger Sayle <roger@eyesopen.com>
25 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
26 rs6000 doesn't have shift-and-add or shift-and-sub instructions
27 by returning the cost of a multiplication plus an addition.
29 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
31 PR tree-optimization/14107
32 * gimplify.c (gimplify_return_expr): Accept a
33 RETURN_EXPR with an error argument.
34 * tree-optimize.c (init_tree_optimization_passes):
35 Run pass_warn_function_return at -O0.
37 2004-07-12 Roger Sayle <roger@eyesopen.com>
39 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
42 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
44 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
45 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
46 * config/mips/3000.md: Add copyright notice. Remove automota and
47 function units; use generic ones instead. Only define reservations
48 for things that are different from generic.md. Extend each clause
50 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
51 * config/mips/mips.md: Include them. Remove define_function_units.
52 (alu, imuldiv): New automata and units.
54 2004-07-12 Ben Elliston <bje@au.ibm.com>
56 * doc/invoke.texi (Optimize Options): Document -frename-registers
57 not being enabled by default at -O3.
59 2004-07-11 Roger Sayle <roger@eyesopen.com>
61 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
62 floating point additions, to keep real immediate constant positive.
63 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
64 into X + C, and leave positive real constants as X - C.
66 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
68 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
70 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
72 PR tree-optimization/15654
73 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
75 2004-07-11 Roger Sayle <roger@eyesopen.com>
77 * builtins.c (fold_builtin_fputs): Don't bother converting the
78 return type to integer_type_node, as we've already checked that
79 the result will be ignored.
81 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
82 that signed addition, subtraction, multiplication, division,
83 remainder, negation and absolute value may potentially trap.
85 * fold-const.c (fold_ignored_result): New function to strip
86 non-side-effecting tree nodes from an expression whose result
88 (fold_convert): Call fold_ignored_result when casting a value
90 (omit_one_operand): Call fold_ignored_result on the "omitted"
91 operand when building a COMPOUND_EXPR.
92 (pedantic_omit_one_operand): Likewise.
93 * tree.h (fold_ignored_result): Prototype here.
94 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
95 when we're going to ignore the result.
97 2004-07-11 Richard Henderson <rth@redhat.com>
100 * tree-ssa-ccp.c (fold_stmt_r): Split out...
101 * tree.c (fields_compatible_p, find_compatible_field): ... new.
102 * tree.h (fields_compatible_p, find_compatible_field): Declare.
103 * tree-sra.c (sra_hash_tree): Hash fields by offset.
104 (sra_elt_eq): Use fields_compatible_p.
105 (generate_one_element_ref): Use find_compatible_field.
107 2004-07-11 Richard Henderson <rth@redhat.com>
110 * tree-sra.c (generate_one_element_init): New.
111 (generate_element_init): Use it.
112 (scalarize_init): Push/pop gimplify context around it.
113 (find_new_referenced_vars_1, find_new_referenced_vars): New.
114 * gimplify.c (gimplify_expr): Allow SSA_NAME.
116 2004-07-11 Roger Sayle <roger@eyesopen.com>
118 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
119 combine.c's combine_insn_cost.
120 * rtl.h (insn_rtx_cost): Prototype here.
121 * combine.c (combine_insn_cost): Delete function.
122 (combine_validate_cost): Update callers of combine_insn_cost to
123 call insn_rtx_cost instead.
124 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
125 requesting the rtx_cost of call and/or jump instructions.
127 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
128 rtx_cost directly. Don't request/use the cost of call or jump
129 instructions. Return -1 if the cost of any instruction can't be
130 determined (or the BB contains a function call).
131 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
132 -1 (i.e. can't determine the cost of any instruction or the basic
133 block contains a subroutine call).
134 (find_if_case_2): Likewise.
136 2004-07-11 Roger Sayle <roger@eyesopen.com>
138 * rs6000.c (struct processor_costs): Change semantics of fields to
139 include the COST_N_INSNS scaling, and update all initializers.
140 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
141 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
142 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
143 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
145 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
147 * LANGUAGES: Remove obsolete information.
149 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
151 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
152 SIGBUS signal frames, the PSW address points *to* the faulting
153 instruction, not after it.
155 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
157 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
158 added to TLS symbol addresses.
160 2004-07-11 Richard Henderson <rth@redhat.com>
162 * expmed.c (init_expmed): Use stack-local structures for
163 temporary rtl. Don't recognize shifts.
165 2004-07-11 Richard Henderson <rth@redhat.com>
167 * expr.c (store_expr): Don't fiddle subreg promotion for types
168 with precision smaller than the mode.
170 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
172 * tree.h (all_types_permanent): Remove.
174 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
176 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
177 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
178 * langhooks.c (lhd_clear_binding_stack): Remove.
179 * langhooks-def.h (lhd_clear_binding_stack,
180 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
181 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
182 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
183 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
184 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
185 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
186 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
187 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
188 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
189 * tree.h (poplevel): Don't declare.
190 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
191 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
192 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
193 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
196 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
198 PR tree-optimization/16437
199 * c-common.c (shorten_compare): Don't mark result of conversion to
200 narrower signed type as overflowing.
201 * fold-const.c (decode_field_reference): Determine whether
202 signedness comes from outer type using precision rather than size.
204 2004-07-11 Phil Edwards <phil@codesourcery.com>
206 * configure.ac: Alphabetize --enable-checking list, add
207 missing valgrind entry.
208 * configure: Regenerate.
210 2004-07-11 Phil Edwards <phil@codesourcery.com>
212 * doc/install.texi (Testing): Fix syntax in "make check" example.
214 2004-07-10 James E Wilson <wilson@specifixinc.com>
216 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
218 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
220 PR rtl-optimization/16001
221 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
224 2004-07-10 Geoffrey Keating <geoffk@apple.com>
226 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
228 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
229 James Morrison <phython@gcc.gnu.org>
231 * doc/contrib.texi (Contributors): Add gfortran contributors and
232 fix a couple of typos.
234 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
236 PR rtl-optimization/15387
237 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
238 to incoming args space correctly.
240 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
242 * pa.c (output_indirect_call): Only use %r2 as the link register in
243 indirect calls with the long PA 2.0 pc-relative branch.
245 2004-07-10 Daniel Jacobowitz <dan@debian.org>
247 * config/i386/i386.c (override_options): Pick a 64-bit CPU
248 for the default tuning if TARGET_64BIT.
250 2004-07-10 Richard Henderson <rth@redhat.com>
252 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
253 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
255 2004-07-10 Jakub Jelinek <jakub@redhat.com>
257 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
258 * expmed.c (store_bit_field, extract_bit_field): Remove last
260 * builtins.c (expand_builtin_signbit): Adjust callers.
261 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
262 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
263 * ifcvt.c (noce_emit_move_insn): Likewise.
264 * stmt.c (expand_return): Likewise.
265 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
266 store_field, expand_expr_real_1): Likewise.
268 2004-07-10 Richard Henderson <rth@redhat.com>
270 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
272 2004-07-09 Mike Stump <mrs@apple.com>
274 * config/darwin.c (no_dead_strip): Add.
275 (HAVE_DEAD_STRIP): Add.
276 (darwin_emit_unwind_label): Ensure that we don't dead code strip
279 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
281 * tree-ssa-loop-im.c: New file.
282 * Makefile.in (tree-ssa-loop-im.o): Add.
283 * cfgloop.c (superloop_at_depth): New function.
284 * cfgloop.h (superloop_at_depth): Declare.
285 * common.opt (ftree-lim): New flag.
286 * expr.c (array_ref_up_bound): New function.
287 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
288 * timevar.def (TV_LIM): New timevar.
289 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
290 computing immediate uses of a phi node.
291 * tree-flow.h (struct tree_ann_common_d): Add aux field.
292 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
293 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
294 * tree-pass.h (pass_lim): Declare.
295 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
297 (pass_lim): New pass structure.
298 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
299 * tree.c (in_array_bounds_p): New function.
300 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
301 (in_array_bounds_p, array_ref_up_bound): Declare.
302 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
303 * doc/passes.texi (tree-ssa-loop-im.c): Document.
305 2004-07-09 Richard Henderson <rth@redhat.com>
307 * builtins.c (expand_builtin_stpcpy): Don't modify len.
309 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
312 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
314 * flags.h: Delete redundant prototypes that are being generated
315 in options.h from common.opt.
316 * common.opt: Add in the expository comments formerly in flags.h.
318 2004-07-09 Jan Beulich <jbeulich@novell.com>
320 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
321 available for use only when TARGET_MMX/_SSE is set, and check for
322 variable argument function if any register count is non-zero.
323 (function_arg): Correctly suppress repeated warnings for passing SSE
324 vectors are arguments without SSE enabled.
325 (ix86_function_arg_boundary): Without SSE enabled, the use of what
326 would be SSE register modes does no longer influence the alignment.
328 2004-07-09 Richard Henderson <rth@redhat.com>
330 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
331 Always align upward to arg boundary. Use size_in_bytes/round_up.
332 Maintain type-correctness of constants.
333 * stor-layout.c (round_up, round_down): Special-case powers of 2.
335 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
337 * config/sparc/sparc.c (*_costs): Scale instruction costs
339 (sparc_rtx_costs): Adjust as appropriate.
341 2004-07-09 Jan Beulich <jbeulich@novell.com>
343 * config/i386/mm3dnow.h: New.
344 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
346 2004-07-09 Richard Henderson <rth@redhat.com>
348 * simplify-rtx.c (simplify_const_relational_operation): Only
349 look at bounds of scalar integers.
351 2004-07-09 Jan Beulich <jbeulich@novell.com>
353 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
355 2004-07-09 Andrew Pinski <apinski@apple.com>
357 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
359 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
360 UOBJC_METACLASS_decl.
362 2004-07-09 James E Wilson <wilson@specifixinc.com>
365 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
366 do return a parallel if hfa_mode == XFmode and mode == TImode.
368 2004-07-09 Jan Beulich <jbeulich@novell.com>
370 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
371 permissible for unary plus.
373 2004-07-09 Jan Beulich <jbeulich@novell.com>
375 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
376 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
377 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
378 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
379 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
380 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
381 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
382 (BUILTIN_xxxIMAX): New.
383 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
384 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
387 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
389 * config/sparc/sparc.h (processor_costs): Define.
390 (sparc_costs): Declare.
391 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
392 hypersparc_costs, sparclet_costs, ultrasparc_costs,
393 ultrasparc3_costs): New.
394 (sparc_override_options): Set sparc_costs as appropriate.
395 (sparc_rtx_costs): Use sparc_costs instead of messy
398 2004-07-09 Steven Bosscher <stevenb@suse.de>
400 * doc/md.texi (Processor pipeline description): Mention that
401 the old pipeline description is deprecated.
403 * config/rs6000/7450.md (automaton ppc7450): Split up, move
404 mciu_7450 function unit to...
405 (automaton ppc7450mciu): ...new automaton.
407 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
408 (schedule_block): Don't consider inserting bubbles.
409 (sched_init): Don't initialize DFA bubbles.
410 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
411 TARGET_SCHED_DFA_BUBBLE): Remove.
412 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
413 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
414 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
416 * stmt.c (conditional_context): Remove prototype.
417 * tree.h (conditional_context): Remove.
418 * tree-cfg.c (pre_insert_on_edge): Remove.
420 * c-common.h (c_expand_asm_operands): Remove prototype.
421 * c-typeck.c (c_expand_asm_operands): Remove.
423 2004-07-09 Jan Beulich <jbeulich@novell.com>
425 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
426 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
427 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
428 and V8QI are class SSE. All sufficiently small remaining vector modes
429 must be passed in one or two integer registers.
430 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
432 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
433 __builtin_ia32_pmuludq128 have non-uniform argument and return types
434 and must thus be handled explicitly.
435 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
437 (movv8qi_internal, movv4hi_internal, movv2si_internal,
438 movv2sf_internal): Permit moving between MMX and XMM registers (since
439 MMX areguments and return values are passed in XMM registers).
440 (sse2_umulsidi3): Correct type and mode.
442 2004-07-09 Richard Henderson <rth@redhat.com>
444 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
446 2004-07-09 Eric Christopher <echristo@redhat.com>
448 * config/rs6000/40x.md: Split into two automatons.
450 2004-07-09 Zack Weinberg <zack@codesourcery.com>
451 Andrew Pinski <apinski@apple.com>
453 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
454 on when we have more than one input file.
455 (c_common_parse_file): Restore loop over all input files.
456 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
458 * c-decl.c (set_type_context): New function.
459 (pop_scope): Use it to set context of types. When we
460 encounter a TYPE_DECL, set the context of the attached type too.
461 (pop_file_scope): Don't call cpp_undef_all here.
462 (diagnose_mismatched_decls): Do not complain about a second
463 definition of an 'extern inline' function if it's not in the
464 same translation unit. Do not complain about inline
465 declaration after use if the use was in a different
467 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
468 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
470 (pushdecl_top_level): Likewise.
471 (grokdeclarator): Clarify what is going on with setting
472 DECL_EXTERNAL on function types, a little.
473 (c_write_global_declarations): Don't do anything if
474 -fsyntax-only or errors have been encountered.
476 2004-07-09 Zack Weinberg <zack@codesourcery.com>
478 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
480 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
483 * pa.c (output_indirect_call): Use %r2 as the link register when
484 calling $$dyncall with a pc-relative branch.
486 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
488 * doc/install.texi (Binaries): Mention OpenPKG.
490 2004-07-09 Diego Novillo <dnovillo@redhat.com>
492 Fix PR tree-optimization/15555
493 * tree-dfa.c (dump_variable): If the variable is a pointer
494 SSA_NAME, also dump its points-to information.
495 * tree-flow.h (struct ptr_info_def): Add field
497 (dump_points_to_info_for): Declare.
498 (debug_points_to_info_for): Declare.
499 * tree-optimize.c (init_tree_optimization_passes): Add a
500 second alias analysis pass after DOM2.
501 Move pass_del_pta to a later spot.
502 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
503 create a name tags when we find a dereferenced pointer. Just
504 mark the pointer dereferenced.
505 (collect_points_to_info_for): Move code to clear points-to
506 information to create_name_tags.
507 (create_name_tags): New function.
508 (compute_flow_sensitive_aliasing): Call it.
509 (setup_pointers_and_addressables): Mark type tags for renaming
511 (create_memory_tag): ... here.
512 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
513 (dump_points_to_info_for): Declare extern.
514 (debug_points_to_info_for): New function.
516 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
518 * config/arc/arc.md: Switch to DFA-based scheduler description.
519 * config/arc/arc.c: Switch to DFA-based scheduler description.
521 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
523 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
526 2004-07-09 Richard Henderson <rth@redhat.com>
528 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
529 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
530 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
531 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
533 * config/v850/v850-protos.h (v850_va_arg): Remove.
534 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
535 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
536 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
537 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
538 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
540 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
543 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
544 and DImode to use +/-4k offset.
546 2004-07-09 Richard Henderson <rth@redhat.com>
548 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
550 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
551 (xstormy16_gimplify_va_arg_expr): Rewrite from
552 xstormy16_expand_builtin_va_arg.
553 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
555 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
556 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
558 * config/sh/sh-protos.h (sh_va_arg): Remove.
559 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
560 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
561 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
563 * config/pa/pa-protos.h (hppa_va_arg): Remove.
564 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
565 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
566 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
568 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
569 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
570 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
571 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
573 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
575 * config/sparc/sparc.md (return): Rewrite length formula.
576 * config/sparc/sparc.c (output_return): Pass 1 as 5th
577 argument to final_scan_insn when in a delay slot.
578 (output_sibcall): Likewise.
580 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
582 * arm.c (arm_cpp_interwork): New variable.
583 (arm_override_options): Set it if TARGET_INTERWORK was on the command
585 * arm.h (arm_cpp_interwork): Declare it.
586 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
587 __THUMB_INTERWORK__ in the preprocessor.
589 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
591 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
593 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
596 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
597 Override default settings to account for -m32 and -m64.
599 2004-07-08 Randolph Chung <tausq@debian.org>
601 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
603 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
605 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
606 before comparing it as such.
608 2004-07-08 Richard Henderson <rth@redhat.com>
610 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
611 temporary. Use bit arithmetic to align.
613 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
615 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
616 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
617 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
618 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
619 add_labels_and_missing_jumps, find_jump_block,
620 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
622 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
623 link_btr_uses, move_btr_def): Likewise.
624 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
625 expand_builtin_expect_jump): Likewise.
626 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
627 * calls.c (expand_call, emit_library_call_value_1): Likewise.
628 * cfganal.c (forwarder_block_p): Likewise.
629 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
630 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
631 find_bb_boundaries): Likewise.
632 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
633 merge_blocks_move_predecessor_nojumps,
634 merge_blocks_move_successor_nojumps, insns_match_p,
635 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
636 try_optimize_cfg): Likewise.
637 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
638 * cfglayout.c (skip_insns_after_block, label_for_bb,
639 record_effective_endpoints, insn_locators_initialize,
640 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
641 * cfgmainloop.c (create_loop_notes): Likewise.
642 * cfgrtl.c (delete_insn, delete_insn_chain,
643 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
644 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
645 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
646 redirect_branch_edge, force_nonfallthru_and_redirect,
647 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
648 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
649 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
650 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
651 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
652 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
653 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
654 * combine.c (combine_instructions, can_combine_p, try_combine,
655 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
656 distribute_notes, distribute_links, insn_cuid): Likewise.
657 * cse.c (fold_rtx, cse_insn, cse_around_loop,
658 invalidate_skipped_block, cse_set_around_loop,
659 cse_end_of_basic_block, cse_main, cse_basic_block,
660 cse_condition_code_reg): Likewise.
661 * cselib.c (cselib_process_insn): Likewise.
662 * ddg.c (create_ddg): Likewise.
663 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
665 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
666 gen_label_die, dwarf2out_var_location): Likewise.
667 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
668 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
669 last_call_insn, active_insn_p, next_label, prev_label,
670 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
671 add_insn_before, remove_insn, add_function_usage_to,
672 reorder_insns, find_line_note, remove_unnecessary_notes,
673 emit_insn_after_1, classify_insn): Likewise.
674 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
675 connect_post_landing_pads, sjlj_mark_call_sites,
676 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
677 can_throw_internal, can_throw_external, set_nothrow_function_flags,
678 convert_to_eh_region_ranges): Likewise.
679 * explow.c (optimize_save_area_alloca): Likewise.
680 * expr.c (expand_expr_real): Likewise.
681 * final.c (insn_current_reference_address, compute_alignments,
682 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
683 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
684 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
685 propagate_block_delete_insn, propagate_one_insn,
686 init_propagate_block_info, propagate_block, libcall_dead_p,
687 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
689 * function.c (instantiate_virtual_regs, reorder_blocks_1,
690 expand_function_start, expand_function_end, contains,
691 thread_prologue_and_epilogue_insns,
692 reposition_prologue_and_epilogue_notes): Likewise.
693 * gcse.c (constprop_register, bypass_conditional_jumps,
694 insert_insn_end_bb, gcse_after_reload): Likewise.
695 * genemit.c (gen_expand, gen_split): Likewise.
696 * genpeep.c (gen_peephole, main): Likewise.
697 * global.c (build_insn_chain): Likewise.
698 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
699 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
700 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
701 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
702 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
703 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
704 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
705 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
706 dead_or_predicable): Likewise.
707 * integrate.c (try_constants): Likewise.
708 * jump.c (rebuild_jump_labels, cleanup_barriers,
709 purge_line_number_notes, init_label_info, mark_all_labels,
710 squeeze_notes, get_label_before, get_label_after,
711 reversed_comparison_code_parts, simplejump_p, pc_set,
712 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
713 delete_barrier, delete_prior_computation, delete_computation,
714 delete_related_insns, delete_for_peephole, redirect_jump):
716 * lcm.c (optimize_mode_switching): Likewise.
717 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
719 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
720 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
721 * loop-iv.c (simplify_using_assignment): Likewise.
722 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
723 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
724 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
725 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
726 check_insn_for_givs, check_final_value, update_giv_derive,
727 basic_induction_var, product_cheap_p, check_dbra_loop,
728 loop_insn_first_p, last_use_this_basic_block,
729 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
730 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
731 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
732 sms_schedule_by_order): Likewise.
733 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
734 * postreload.c (reload_cse_simplify_operands, reload_combine,
735 reload_cse_move2add): Likewise.
736 * predict.c (can_predict_insn_p, estimate_probability,
737 expected_value_to_br_prob, process_note_predictions): Likewise.
738 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
739 * profile.c (branch_prob): Likewise.
740 * ra-build.c (live_out_1, livethrough_conflicts_bb,
741 detect_webs_set_in_cond_jump): Likewise.
742 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
743 ra_print_rtl_with_bb): Likewise.
744 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
745 * recog.c (next_insn_tests_no_inequality, find_single_use,
746 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
747 * reg-stack.c (next_flags_user, record_label_references,
748 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
749 compensate_edge, convert_regs_1): Likewise.
750 * regclass.c (scan_one_insn): Likewise.
751 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
752 regmove_optimize, fixup_match_1, single_set_for_csa,
753 combine_stack_adjustments_for_block): Likewise.
754 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
755 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
756 find_equiv_reg): Likewise.
757 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
758 reload_as_needed, emit_input_reload_insns, do_output_reload,
759 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
761 * reorg.c (find_end_label, emit_delay_sequence,
762 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
763 get_jump_flags, rare_destination, mostly_true_jump,
764 try_merge_delay_insns, redundant_insn, own_thread_p,
765 fill_simple_delay_slots, fill_slots_from_thread,
766 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
767 dbr_schedule): Likewise.
768 * resource.c (find_basic_block, next_insn_no_annul,
769 find_dead_or_set_registers, mark_target_live_regs): Likewise.
770 * rtl.h (RTX_PREV): Likewise.
771 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
772 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
773 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
774 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
775 tablejump_p, computed_jump_p, insns_safe_to_move_p,
776 find_first_parameter_load, can_hoist_insn_p): Likewise.
777 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
778 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
779 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
780 schedule_ebbs): Likewise.
781 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
782 is_conditionally_protected, can_schedule_ready_p,
783 add_branch_dependences, debug_dependencies): Likewise.
784 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
786 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
787 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
788 set_dominates_use, ujump_to_loop_cont): Likewise.
789 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
790 * varasm.c (output_constant_pool_1): Likewise.
792 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
794 * tree-scalar-evolution.c: New file.
795 * tree-scalar-evolution.h: New file.
796 * tree-ssa-loop-niter.c: New file.
797 * Makefile.in (SCEV_H): New.
798 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
799 * cfgloop.h (struct loop): Add bounds field.
800 * tree-flow.h (struct tree_niter_desc): New type.
801 (number_of_iterations_cond, number_of_iterations_exit,
802 loop_niter_by_eval, find_loop_niter_by_eval,
803 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
804 free_numbers_of_iterations_estimates): Declare.
805 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
806 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
807 * doc/invoke.texi (max-iterations-to-track): Document.
809 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
811 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
812 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
813 (MODE_AFTER): Add cast appropriately.
814 * config/sh/sh.md (movdi splitter): Likewise.
815 (casesi_worker_2): Add const qualifier appropriately.
816 (eh_return): Remove unused variable.
817 (insv): Initialize v;
819 2004-07-08 Richard Henderson <rth@redhat.com>
821 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
822 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
823 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
824 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
825 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
827 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
828 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
829 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
830 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
832 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
833 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
834 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
835 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
837 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
838 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
839 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
840 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
842 * config/i860/i860-protos.h (i860_va_arg): Remove.
843 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
844 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
845 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
847 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
849 * system.h: Prototype getpagesize if missing.
850 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
851 * configure: Regenerate.
852 * config.in: Regenerate.
854 2004-07-08 Richard Henderson <rth@redhat.com>
856 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
857 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
858 (fr30_gimplify_va_arg_expr): New.
859 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
860 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
862 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
865 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
866 of asm_noperands result.
868 2004-07-08 Richard Henderson <rth@redhat.com>
870 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
871 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
872 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
873 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
875 2004-07-08 Richard Henderson <rth@redhat.com>
877 * builtins.c (ind_gimplify_va_arg_expr): New.
878 * tree.h (ind_gimplify_va_arg_expr): Declare.
879 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
881 2004-07-08 Jan Beulich <jbeulich@novell.com>
883 * expmed.c (extract_bit_field): Correct condition to use vec_extract
884 patterns also on vector elements other than the first one.
885 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
888 2004-07-08 Geoffrey Keating <geoffk@apple.com>
890 * config/rs6000/darwin-ldouble.c: Correct reference
891 to the Linnainmaa paper.
893 2004-07-08 Richard Henderson <rth@redhat.com>
895 * config/arc/arc-protos.h (arc_va_arg): Remove.
896 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
897 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
898 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
900 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
901 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
902 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
903 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
905 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
907 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
909 2004-07-08 Zack Weinberg <zack@codesourcery.com>
911 * c-decl.c (static_ctors, static_dtors): Make static.
912 (pop_file_scope): Call c_common_write_pch and
913 cgraph_finalize_compilation_unit here.
914 (build_cdtor): Moved here from c-objc-common.c; simplify.
915 (c_write_global_declarations_1): Clarify comment.
916 (c_write_global_declarations): Close the external scope before
917 doing anything else. Call build_cdtor, cgraph_optimize, and
918 mudflap_finish_file here.
919 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
921 * c-objc-common.c: No need to include cgraph.h.
922 (build_cdtor): Moved to c-decl.c.
923 (c_objc_common_finish_file): Delete.
924 * c-tree.h: Update to match.
925 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
926 (generate_static_references): Set TREE_USED before calling finish_decl.
927 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
928 on the static_instances_decl.
930 2004-07-08 Zack Weinberg <zack@codesourcery.com>
932 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
933 decls when there is only one input translation unit.
934 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
935 change of 2004-07-05; do not treat declarations with
936 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
937 * opts.c (cur_in_fname): Delete.
939 * tree.c: Revert changes of 2004-07-05; no special treatment
940 for TRANSLATION_UNIT_DECLs.
941 * Makefile.in (tree.o): Update dependencies.
943 2004-07-08 Roger Sayle <roger@eyesopen.com>
945 * builtins.c (fold_builtin_strcpy): Merge functionality from
946 simplify_builtin_strcpy. Add additional len argument. No longer
947 static. Remove function prototype.
948 (fold_builtin_strncpy): Likewise integrate functionality from
949 simplify_builtin_strncpy. Add additional slen argument. No
950 longer static. Remove function prototype.
951 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
952 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
953 types of "ignore" and "unlocked" parameters to bool.
954 (fold_builtin_1): Add additional ignore argument. Call renamed
955 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
956 builtins. Update arguments to fold_builtin_strncpy and
957 fold_builtin_strcpy. Add function prototype.
958 (fold_builtin): Add additional Boolean ignore argument to pass
960 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
961 and fold_builtin_strncpy instead of simplify_builtin_fputs,
962 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
964 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
965 simplify_builtin_strncpy): Delete function prototypes.
966 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
967 fold_builtin_strncpy): Add function prototypes here.
968 (fold_builtin): Update function prototype with new "bool ignore".
970 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
971 (ccp_fold_builtin): Update call to fold_builtin. Call
972 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
973 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
974 simplify_builtin_strncpy respectively.
975 * fold-const.c (fold): Update call to fold_builtin.
977 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
979 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
982 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
983 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
984 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
985 * calls.c: Remove ifdefs of macros above.
986 * functions.c: Likewise.
989 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
991 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
992 (arch attribute): Delete.
993 (current_function_calls_alloca attribute): Rename into calls_alloca.
994 (calls_eh_return): New attribute.
995 (leaf_function): Likewise.
996 (length attribute): Fix formula for sibcalls.
997 (return insn): Correctly compute the 'length' attribute.
998 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1000 2004-07-08 Richard Henderson <rth@redhat.com>
1002 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1003 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1004 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1005 * tree-eh.c (lower_eh_constructs_1): Likewise.
1006 * tree-sra.c (sra_walk_modify_expr): Likewise.
1007 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1008 (eliminate_unnecessary_stmts): Likewise.
1009 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1010 * tree-tailcall.c (optimize_tail_call): Likewise.
1011 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1013 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1014 Jakub Jelinek <jakub@redhat.com>
1016 * config/i386/i386.c (override_options): Enable
1017 SSE prefetches with -mtune, as long as we are
1018 compiling for i686 or higher. All i686 processors
1019 accept SSE prefetches as NOPS, some i586's don't.
1021 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1024 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1026 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1028 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1029 the handling of clobbering ASM_EXPRs.
1031 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1034 * config/sparc/sparc.c (function_value): In 64-bit mode,
1035 return the aggregates larger than 16 bytes like unions.
1037 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1040 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1041 'temp' is zero, generate new pseudos as needed and emit the
1042 sequence of insns in single-assignment form. Resync comments
1044 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1045 function before reload.
1047 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1049 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1051 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1053 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1054 Allocation is signed.
1055 (VEC_reserve): Return flag, allocation is signed.
1057 2004-07-08 Richard Henderson <rth@redhat.com>
1059 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1060 OBJ_TYPE_REF_OBJECT.
1062 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1063 Neil Booth <neil@daikokuya.co.uk>
1067 * c-decl.c (finish_struct): Ensure bit-fields are given the
1069 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1070 the precision to match as well as the mode.
1071 * expr.c (reduce_to_bit_field_precision): New function.
1072 (expand_expr_real_1): Reduce expressions of bit-field type to
1074 * langhooks.h (reduce_bit_field_operations): New hook.
1075 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1077 * c-lang.c, objc/objc-lang.c
1078 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1079 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1081 * tree.c (build_nonstandard_integer_type): New function.
1082 * tree.h (build_nonstandard_integer_type): New prototype.
1083 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1084 conversions between integer and boolean types as useless.
1086 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1088 * c-common.c (c_common_nodes_and_builtins): Do not
1089 create __builtin_ptrdiff_t and __builtin_size_t.
1091 2004-07-08 Andrew Pinski <apinski@apple.com>
1093 * Makefile.in (libbackend.o): Add -combine to the gcc
1096 2004-07-08 Nick Clifton <nickc@redhat.com>
1098 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1101 2004-07-08 Richard Henderson <rth@redhat.com>
1103 * except.c (expand_eh_region_start, expand_eh_region_end,
1104 expand_eh_handler, expand_eh_region_end_cleanup,
1105 expand_start_all_catch, expand_start_catch, expand_end_catch,
1106 expand_end_all_catch, expand_eh_region_end_allowed,
1107 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1108 expand_eh_region_end_fixup): Remove.
1109 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1110 cleanups, outer_cleanups, label_chain, exception_region.
1111 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1112 (struct label_chain): Remove.
1113 (struct stmt_status): Remove x_stack_block_stack.
1114 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1115 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1116 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1117 end_cleanup_deferral, last_cleanup_this_contour,
1118 containing_blocks_have_cleanups_or_stack_level,
1119 any_pending_cleanups): Remove.
1120 (expand_null_return_1): Take no arguments.
1121 (expand_label, expand_naked_return, expand_return,
1122 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1123 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1124 expand_end_case_type): Don't use any of them.
1125 * calls.c (expand_call): Likewise.
1126 * dojump.c (do_jump): Likewise.
1127 * function.c (expand_function_end): Likewise.
1128 * expr.c (store_expr, expand_expr_real_1): Likewise.
1129 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1130 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1131 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1132 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1133 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1134 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1135 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1136 for WITH_CLEANUP_EXPR.
1137 (gimple_push_cleanup): Likewise.
1138 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1139 * print-tree.c (print_node): Likewise.
1140 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1141 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1142 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1143 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1144 (GOTO_SUBROUTINE_EXPR): Remove.
1145 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1146 (DECL_TOO_LATE): Remove.
1147 * except.h, tree.h: Update decls.
1149 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1151 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1152 * passes.c (rest_of_handle_final): Handle symout.
1153 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1155 (rest_of_handle_sched): Break out SMS. Remove ifs for
1156 flag_schedule_insns and flag_modulo_sched.
1157 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1159 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1160 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1161 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1162 rest_of_handle_mode_switching, rest_of_handle_jump,
1163 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1164 rest_of_handle_jump2, rest_of_handle_postreload,
1165 rest_of_handle_flow2, rest_of_clean_state,
1166 rest_of_handle_shorten_branches,
1167 rest_of_handle_prologue_epilogue,
1168 rest_of_handle_branch_target_load_optimize): New.
1169 (rest_of_compilation): Call the above. Remove ggc_collect
1170 calls moved to rest_of_handle_*.
1171 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1173 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1174 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1175 * except.h (set_nothrow_function_flags): Update comment.
1176 * function.c (current_function_nothrow): Remove.
1177 * output.h (current_function_nothrow): Remove.
1178 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1179 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1181 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1184 * reorg.c: Revert 2004-06-30 change.
1185 (find_end_label): If HAVE_epilogue and !HAVE_return,
1186 return 0 instead of creating a label at the end of the insn chain.
1187 (optimize_skip): Account for the failure mode of find_end_label.
1188 (fill_simple_delay_slots): Likewise.
1189 (fill_slots_from_thread): Likewise.
1190 (relax_delay_slots): Likewise.
1192 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1194 * tree-flow.h (addressable_vars): Declare.
1195 * tree-ssa-alias.c (addressable_vars): Define.
1196 (setup_pointers_and_addressables): Add addressable variables
1197 to addressable_vars.
1198 * tree-ssa-operands.c (get_stmt_operands): Move
1199 handling of ASM_EXPRs ...
1200 (get_asm_expr_operands): ... here.
1201 When the ASM_EXPR clobbers memory, also clobber addressable
1203 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1204 (delete_tree_ssa): Reset addressable_vars.
1206 2004-07-07 Jan Beulich <jbeulich@novell.com>
1207 Richard Henderson <rth@redhat.com>
1209 * varasm.c (assemble_variable): Use assemble_zeros for
1210 zero-initialized variables.
1211 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1212 for SECCAT_BSS and SECCAT_TBSS.
1214 2004-07-07 Jan Beulich <jbeulich@novell.com>
1216 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1218 * expmed.c (emit_store_flag): Also special-case double-word
1219 (in-)equality comparison against -1.
1221 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1222 passing arguments the containers for which are registers.
1224 * calls.c (emit_library_call_value_1): Use mode of function parameter
1225 rather than that of argument since constants have none.
1227 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1229 Introduce H8SX support.
1230 * expr.c (expand_strcpy): Renamed and moved to...
1231 * builtins.c (expand_movstr): ... here. Tweak.
1232 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1233 computed or has side effects.
1234 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1235 unused, or if mempcpy fails. Adjust the return value in the
1236 latter case. Use movstr if everything else fails.
1237 * doc/md.texi (movstr): Document.
1238 (movmemM, clrmemM): Fix explanation of memory block operands.
1239 * config/h8300/h8300.md (stpcpy): Renamed to...
1240 (movstr): ... this. Adjust.
1241 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1242 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1243 movmem* and clrstr* to clrmem*.
1244 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1245 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1246 GENERAL_REGS, always.
1247 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1248 getting the stack pointer as addr.
1249 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1250 from general_operand_dst.
1251 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1253 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1254 instead of requiring it to match only before reload.
1255 (stpcpy_internal_normal): New, normal-mode variant of...
1256 (stpcpy_internal): ... this. Add modes to operands. Disparage
1257 `D' instead of requiring it to match only before reload.
1258 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1260 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1261 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1263 * config/h8300/h8300.md (attr type): Add call.
1264 (attr can_delay): If type is call, set it no.
1265 (call, call_value): Set type to call.
1266 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1267 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1268 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1269 * tree.c (get_narrower): Don't narrow integral types into
1271 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1272 frame_size *before* the first use.
1273 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1275 (peephole2): Don't widen instructions that push SP. Move
1276 decrement of SP to the end of all stm-generating peepholes.
1277 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1278 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1279 and OR to set it to all ones.
1280 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1281 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1282 (call, call_value): Set can_delay to "no".
1283 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1284 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1285 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1286 * config/h8300/h8300.md (*brabit): Remove.
1287 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1288 zero_extract. Use bit_memory_operand as the predicate for
1289 operand 1 and 'WU' as the constraint. Check the difference
1290 between the base length and the final one when deciding which
1291 type of branch to use.
1292 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1293 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1294 Use convert_move to extend the result for TARGET_H8300SX. Check
1295 for QImode memory references. Optimize the case where the
1296 destination is a paradoxical subreg.
1297 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1298 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1299 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1300 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1301 * config/h8300/h8300.md: Include mova.md
1302 (length_table): Add mova and mova_zero.
1303 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1304 after all constant addresses for '%R', '%X', '%T' and '%S'.
1305 (h8300_mova_length): New function.
1306 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1307 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1308 dependencies for s-config, etc.
1309 * config/h8300/gemova.sh: New file.
1310 * config/h8300/mova.md: Generated.
1311 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1312 * config/h8300/h8300.c (h8300_bitfield_length): New.
1313 (nibble_operand): Adjust.
1314 (h8300_binary_length): Handle conditional binary op.
1315 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1316 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1317 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1318 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1319 constraints. WU is introduced as a variant of U that requires a
1320 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1321 * config/h8300/h8300.md (attr type): Added bitbranch.
1322 (attr length_table): Added bitfield and bitbranch.
1323 (attr length): Compute bitbranch length.
1324 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1325 least-significant bit of a byte.
1326 (brabit, brabc, brabs): New.
1327 (insv, extzv): Emit bfst and bfld on H8300SX.
1328 (bfld, bfst, seq, sne): New.
1329 (bstzhireg, cmpstz, bstz, bistz): New.
1330 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1331 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1332 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1333 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1334 (h8sx_unary_memory_operator): New function.
1335 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1336 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1337 * config/h8300/h8300.md: Add peepholes to combine reloads and
1339 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1340 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1341 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1342 (and?i, ior?i, xor?i): Likewise.
1343 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1344 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1345 Various whitespace fixes.
1346 (h8300_constant_length): New function, split out from...
1347 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1348 (h8300_classify_operand): Use IN_RANGE.
1349 (h8300_classify_operand): Use h8300_constant_length.
1350 (h8300_short_move_mem_p): Tighten size check.
1351 (h8sx_mergeable_memrefs_p): Tighten equality check.
1352 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1353 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1355 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1356 * config/h8300/crtn.asm: Likewise.
1357 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1358 if __H8300SX__ is defined.
1359 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1360 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1361 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1362 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1363 addresses as mode-dependent.
1364 * config/h8300/h8300.c (print_operand_address): Update call to
1366 (h8300_get_index): Take a mode argument. Rework to fix an
1367 earlier misunderstanding.
1368 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1369 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1370 into a register if TARGET_H8300SX.
1371 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1372 TARGET_H8300SX. Also disable related define_splits.
1373 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1374 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1375 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1376 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1377 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1378 (EXTRA_CONSTRAINT_STR): Check it.
1379 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1381 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1382 * config/h8300/h8300.md (length_table): Add mov_imm4.
1383 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1384 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1385 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1387 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1388 * config/h8300/h8300.c (h8300_reorg): New function.
1389 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1390 * config/h8300/h8300.md (length): Subtract the length of the
1391 delay slot from (pc) when checking the range of forward branches.
1392 (delay_slot, can_delay): New attributes.
1393 (define_delay): Add bra/s handling.
1394 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1395 (jump): Add delayed-branch handling.
1396 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1397 * expr.c (expand_strcpy): New function.
1398 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1399 (expand_builtin_stpcpy): Likewise.
1400 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1401 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1402 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1403 handling to improve register allocation for -fno-omit-frame-pointer.
1404 (h8sx_split_movmd): Delete, moving er6 handling into...
1405 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1406 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1407 (movmd): Add calls to copy_rtx.
1408 (movmd_internal): In the second alternative, allow the initial and
1409 final destination registers to be different . Update the splitter
1410 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1411 instead of h8sx_split_movmd.
1412 (stpcpy, movsd): New expanders.
1413 (movsd_internal): New define_insn.
1414 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1415 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1416 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1417 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1418 and DESTINATION_REGS.
1419 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1420 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1421 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1422 (h8300_move_ratio): Declare.
1423 (MOVE_RATIO): Use it.
1424 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1425 (h8300_init_once): Initialize it.
1426 (h8300_reg_class_from_letter): New function.
1427 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1428 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1429 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1430 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1431 (movstrsi, movmd): New expanders.
1432 (movmd_internal): New insn.
1433 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1434 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1435 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1436 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1437 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1438 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1439 * config/h8300/h8300.c (nibble_operand): Fix warning.
1440 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1441 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1442 (movsf_h8300h): Disable for TARGET_H8300SX.
1443 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1444 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1445 h8300_stm_parallel and h8300_return_parallel.
1446 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1447 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1448 h8300_stm_parallel, h8300_return_parallel): New functions.
1449 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1450 if TARGET_H8300SX. Use h8300_push_pop.
1451 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1452 and final pop when generating h8sx code. Always emit some form
1454 * config/h8300/h8300.md: Don't enforce register alignment in
1455 stm peepholes if TARGET_H8300SX.
1456 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1457 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1458 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1459 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1460 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1461 (MULTILIB_DIRNAMES): Add a directory for it.
1462 (MULTILIB_MATCHES): Delete.
1463 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1464 * final.c (walk_alter_subreg): Handle addresses with subregs
1465 inside a ZERO_EXTEND or AND.
1466 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1467 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1469 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1470 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1471 @(dd,Rn.w) and @(dd,ERn.L).
1472 (h8300_displacement_size): Take the whole address as argument.
1473 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1474 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1475 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1476 (h8sx_mergeable_memrefs_p): Declare.
1477 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1478 (HAVE_PRE_INCREMENT): Likewise.
1479 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1480 addresses for TARGET_H8300SX,
1481 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1483 (movb_length_table, movl_length_table): New tables.
1484 (movw_length_table): Define to movb_length_table.
1485 (h8300_displacement_size): New, split out from...
1486 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1487 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1488 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1489 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1490 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1491 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1492 (h8sx_unary_shift_operator): Get the mode from the operator.
1493 (binary_shift_operator): Likewise.
1494 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1495 a memory reference, check whether the reference is offsettable.
1496 (length_table): Add movb, movw and movl.
1497 (movqi): Add new h8sx pattern. Don't force one operand to be a
1498 register when generating h8sx code.
1499 (movhi, movsi, movsf): Likewise.
1500 (movstrictqi): Use the length_table attribute.
1501 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1502 (addqi3): Split into a define_expand and define_insn. Don't accept
1503 memory operands in the expander. Use h8300_operands_match_p to
1504 check for matching operands in the define_insn.
1505 (subqi3, negqi2, one_cmplqi2): Likewise.
1506 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1507 in any patterns that are unused in h8sx code. In the h8sx patterns,
1508 use h8300_operands_match_p to check whether operands match.
1509 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1510 one_cmpl[hs]i3): Likewise.
1511 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1513 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1514 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1515 (h8300_insn_length_from_table): Add a second parameter.
1516 (output_h8sx_shift): Declare.
1517 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1518 (EXTRA_CONSTRAINT): Replace with...
1519 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1520 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1521 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1522 and h8sx_binary_shift_operator.
1523 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1525 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1526 (bit_memory_operand, fix_bit_operand): Likewise.
1527 (h8300_length_table_for_insn): Remove.
1528 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1530 (h8300_short_immediate_length, h8300_binary_length): New functions.
1531 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1532 (output_plussi): Use sub to add negative constants.
1533 (compute_plussi_length): Adjust accordingly.
1534 (h8sx_single_shift_type): New enum.
1535 (h8sx_single_shift, h8sx_unary_shift_operator,
1536 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1537 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1538 single h8sx instruction. Return false in this case.
1539 * config/h8300/h8300.md (length_table): Add short_immediate.
1540 (length): Pass the operand array to h8300_insn_length_from_table.
1541 (adjust_length): Assume "no" for insns with a length_table attribute.
1542 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1543 (*addhi3_h8300hs): Don't use for h8sx.
1544 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1546 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1547 1's predicate to nonimmediate_operand. Only skip default expansion
1548 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1549 for single h8sx shift instructions.
1550 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1551 * config/h8300/h8300.c (nibble_operand): Split out of...
1552 (reg_or_nibble_operand): ... this.
1553 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1554 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1555 umulhisi3): Introduce expand, and introduce separate insns for
1556 sign- or zero-extended REG and already-extended CONST_INT.
1557 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1558 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1559 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1560 (subhi3): Likewise. Don't accept immediates for operand 1.
1561 Remove the early clobber from second alternative of the h8300s pattern.
1562 (subsi3): Generalize for h8sx. Force operand 2 into a register
1563 on plain h8300 targets.
1564 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1565 (subsi3_h8300h): Generalize for h8sx.
1566 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1567 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1568 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1569 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1570 (TARGET_H8300SXMUL): New.
1571 (CONST_OK_FOR_P): New.
1572 (CONST_OK_FOR_LETTER_P): Adjust.
1573 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1574 umulhisi3): Accept 4-bit immediate on H8SX.
1575 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1576 (udivsi3, divhi3, udivsi3, divsi3): New.
1577 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1578 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1579 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1580 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1581 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1582 Add ADDRESSOF to the bit_operand entry.
1583 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1584 (h8300_src_operand): Likewise.
1585 (bit_operand): Check nonimmediate_operand rather than general_operand.
1586 Accept any nonimmediate_operand in h8sx code.
1587 (h8300_and_costs): Initialize operands[1].
1588 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1589 (h8300_operand_class): New enum.
1590 (h8300_length_table): New typedef.
1591 (addb_length_table, addw_length_table, addl_length_table,
1592 logicl_length_table): New tables.
1593 (logicb_length_table, logicw_length_table): New macros.
1594 (h8300_classify_operand, h8300_length_from_table,
1595 h8300_length_table_for_insn, h8300_unary_length,
1596 h8300_insn_length_from_table): New functions.
1597 (output_plussi): Only use adds and subs for register destinations.
1598 Disable redundant clause.
1599 (compute_plussi_cc): Likewise.
1600 (compute_plussi_length): Likewise. Use h8300_length_from_table
1601 to work out the length of an insn.
1602 (output_logical_op): Only use narrower immediate instructions
1603 if the destination is a register.
1604 (compute_logical_op_cc): Likewise.
1605 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1606 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1607 * config/h8300/h8300.md (length_table): New attribute.
1608 (length): When an instruction has a length_table attribute, use
1609 h8300_insn_length_from_table to calculate its default length.
1610 (cmpqi): Use h8300_dst_operand for the first operand and
1611 h8300_src_operand for the second.
1612 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1613 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1614 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1615 iorsi3, xorhi3, xorsi3): Likewise.
1616 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1617 so that it allows any combination of operands for TARGET_H8300SX.
1618 (iorqi3, xorqi3): Likewise.
1619 (cmpqi): Use the length_table attribute.
1620 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1621 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1622 (cmpqi): Add 'Q' constraint.
1623 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1624 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1625 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1626 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1627 (TARGET_H8300S): True for both -ms and -msx.
1628 (TARGET_H8300SX): New macro.
1629 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1630 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1631 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1632 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1634 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1635 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1636 16-bit pointers and 32-bit ints.
1637 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1638 CONST_DOUBLE with mode no wider than SImode.
1639 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1641 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1642 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1644 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1645 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1646 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1648 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1650 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1652 2004-07-07 Per Bothner <per@bothner.com>
1654 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1656 2004-07-07 Mike Stump <mrs@apple.com>
1658 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1659 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1660 (machopic_finish): Likewise.
1662 2004-07-07 Richard Henderson <rth@redhat.com>
1664 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1665 through any value-preserving cast.
1667 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1669 * function.c (assign_parm_find_data_types): Call
1670 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1672 2004-07-07 Steven Bosscher <stevenb@suse.de>
1674 * tree-cfg.c (group_case_labels): Remove case labels that have
1675 the same target as the default case.
1677 2004-07-07 Steven Bosscher <stevenb@suse.de>
1679 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1680 regardless of DECL_LANG_SPECIFIC being present or not.
1681 * tree.h (DECL_NUM_STMTS): Purge.
1683 2004-07-07 Andrew Pinski <apinski@apple.com>
1685 * configure: Regenerate with the right autoconf.
1687 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1689 * ifcvt.c (total_bb_rtx_cost): New function.
1690 (find_if_case_1): Compare rtx_cost of basic block to cost of
1692 (find_if_case_2): Same.
1694 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1697 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1698 (output_return): Likewise.
1699 (output_sibcall): Abort if !flag_delayed_branch.
1700 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1701 (emit_and_preserve): New function.
1702 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1703 indirect jump to the thunked-to function if !flag_delayed_branch.
1704 * config/sparc/sparc.md (delayed_branch): New attribute.
1705 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1706 attribute to compute the length of the insn.
1707 (goto_handler_and_restore): Likewise.
1709 2004-07-07 Andrew Pinski <apinski@apple.com>
1711 PR tree-optimization/15777
1712 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1714 * expr.c (expand_expr_real_1): Fix formating.
1715 BUFFER_REF and IN_EXPR are dead.
1716 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1717 * tree-inline.c (estimate_num_insns_1): Likewise.
1718 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1719 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1720 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1722 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1724 * collect2.c (dump_file): Don't call cplus_demangle if
1725 HAVE_LD_DEMANGLE is defined.
1726 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1727 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1728 if HAVE_LD_DEMANGLE is defined.
1730 * configure.ac (--with-demangler-in-ld): Added
1731 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1732 --with-demangler-in-ld is used.
1733 * config.in: Regenerated.
1734 * configure: Likewise.
1736 2004-07-07 Roger Sayle <roger@eyesopen.com>
1738 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1739 for simple floating point operations "fp", double precision
1740 multiplication "dmul", and single and double precision division
1741 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1742 (ppc630_cost): New table split from ppc620_cost, to distinguish
1743 differences in floating point latencies.
1744 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1745 (rs6000_rtx_costs): Add support for single and double precision
1746 floating point addition, subtraction, multiplication, division,
1747 fused-multiply-add, fused-multiply-sub, negation, absolute value
1748 and negative absolute value. Tweak MEM case to use prefered idiom.
1750 2004-07-07 Richard Henderson <rth@redhat.com>
1752 * tree-flow-inline.h (may_propagate_copy): Move...
1753 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1754 attempt to copy between types requiring conversion.
1755 * tree-flow.h (may_propagate_copy): Update decl.
1756 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1758 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1760 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1761 from -mtune= option.
1763 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1765 * builtins.c: Rename movstr*, except for movstrict*, to
1766 movmem* and clrstr* to clrmem*.
1769 * genopinit.c: Likewise.
1770 * integrate.c: Likewise.
1771 * local-alloc.c: Likewise.
1772 * optabs.c: Likewise.
1773 * optabs.h: Likewise.
1774 * config/alpha/alpha.h: Likewise.
1775 * config/alpha/alpha.md: Likewise.
1776 * config/arm/arm-protos.h: Likewise.
1777 * config/arm/arm.c: Likewise.
1778 * config/arm/arm.md: Likewise.
1779 * config/avr/avr.md: Likewise.
1780 * config/c4x/c4x.c: Likewise.
1781 * config/c4x/c4x.md: Likewise.
1782 * config/frv/frv.md: Likewise.
1783 * config/i386/i386-protos.h: Likewise.
1784 * config/i386/i386.c: Likewise.
1785 * config/i386/i386.h: Likewise.
1786 * config/i386/i386.md: Likewise.
1787 * config/i860/i860.c: Likewise.
1788 * config/i860/i860.md: Likewise.
1789 * config/ip2k/ip2k.md: Likewise.
1790 * config/ip2k/libgcc.S: Likewise.
1791 * config/ip2k/t-ip2k: Likewise.
1792 * config/m32r/m32r.c: Likewise.
1793 * config/m32r/m32r.md: Likewise.
1794 * config/mcore/mcore.md: Likewise.
1795 * config/mips/mips.c: Likewise.
1796 * config/mips/mips.md: Likewise.
1797 * config/ns32k/ns32k.c: Likewise.
1798 * config/ns32k/ns32k.h: Likewise.
1799 * config/ns32k/ns32k.md: Likewise.
1800 * config/pa/pa.c: Likewise.
1801 * config/pa/pa.md: Likewise.
1802 * config/pdp11/pdp11.h: Likewise.
1803 * config/pdp11/pdp11.md: Likewise.
1804 * config/rs6000/rs6000.c: Likewise.
1805 * config/rs6000/rs6000.md: Likewise.
1806 * config/s390/s390-protos.h: Likewise.
1807 * config/s390/s390.c: Likewise.
1808 * config/s390/s390.md: Likewise.
1809 * config/sh/lib1funcs.asm: Likewise.
1810 * config/sh/sh.c: Likewise.
1811 * config/sh/sh.md: Likewise.
1812 * config/sh/t-sh: Likewise.
1813 * config/sparc/sparc.h: Likewise.
1814 * config/vax/vax.md: Likewise.
1815 * config/xtensa/xtensa.c: Likewise.
1816 * config/xtensa/xtensa.md: Likewise.
1817 * doc/invoke.texi: Likewise.
1818 * doc/md.texi: Likewise.
1819 * doc/rtl.texi: Likewise.
1821 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1824 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1825 * config/mips/mips.c (mips_declare_common_object): New function,
1826 mostly split out from...
1827 (mips_output_aligned_decl_common): ...here.
1828 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1829 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1830 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1831 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1833 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1836 * function.c (assign_parms): Fix typo from previous change.
1838 2004-07-07 Jason Merrill <jason@redhat.com>
1841 * doc/extend.texi (C++ Interface): Correct information and
1844 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1849 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1852 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1855 * config/m32r/m32r.c (m32r_function_symbol): New function:
1856 Generate a symbol name RTX with the correct m32r specific flags
1858 (block_move_call): Use new function to generate correct symbol.
1859 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1860 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1863 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1865 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1866 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1867 TYPE_BINFO_BASETYPE): Remove.
1868 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1870 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1872 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1873 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1874 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1875 (struct tree_binfo): Rename base_types to base_binfos.
1876 * alias.c (record_component_aliases): Adjust BINFO macros.
1877 * dbxout.c (dbxout_type): Likewise.
1878 * dwarf2out.c (gen_member_die): Likewise.
1879 * sdbout.c (sdbout_one_type): Likewise.
1880 * tree-dump.c (deque_and_dump): Likewise.
1881 * config/i386/i386.c (classify_argument,
1882 contains_128bit_aligned_vector_p): Likewise.
1884 2004-07-07 Nick Clifton <nickc@redhat.com>
1886 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1887 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1889 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1891 * vec.h: Fix the example use.
1893 2004-07-06 Richard Henderson <rth@redhat.com>
1895 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1896 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1897 * tree-inline.c (copy_body_r, setup_one_parameter,
1898 initialize_inlined_parameters, expand_call_inline,
1899 declare_inline_vars): Don't check it.
1900 (expand_calls_inline): Remove old version, rename new version
1901 from gimple_expand_calls_inline.
1902 * tree-optimize.c (execute_gimple): Remove.
1903 (pass_gimple): Don't run anything.
1905 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1907 * doc/sourcebuild.texi: Use semicolons instead of commas in
1910 2004-07-06 Richard Henderson <rth@redhat.com>
1912 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1913 (sra_walk_modify_expr, scan_init): Likewise.
1914 (generate_element_zero): Check visited before scanning children.
1915 (generate_element_init): Set visited on error.
1916 (scalarize_init): Handle generate_element_init failure similar
1919 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1921 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1922 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1924 2004-07-06 Richard Henderson <rth@redhat.com>
1926 * config/i386/i386.c (legitimize_pic_address): Make static.
1927 (legitimize_address): Handle CONST with TLS operand.
1928 (ix86_expand_move): Don't call legitimize_pic_address directly.
1929 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1931 2004-07-06 Roger Sayle <roger@eyesopen.com>
1933 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1934 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1935 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1936 is currently executed unconditionally, i.e. not in "else_bb".
1938 2004-07-06 Steven Bosscher <stevenb@suse.de>
1940 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1941 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1942 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1943 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1944 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1945 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1946 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1947 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1948 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1949 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1950 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1951 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1952 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1953 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1954 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1955 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1957 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1959 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1960 * expr.c (expand_expr_real_1): Ditto.
1961 * tree-inline.c (estimate_num_insns_1): Ditto.
1962 * tree-pretty-print.c (dump_generic_node): Ditto.
1966 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1968 * tree-ssa-pre.c (reference_node_pool): New pool.
1969 (find_or_generate_expression): Class 'r' is okay too.
1970 (create_value_expr_from): Ditto.
1971 (add_to_sets): LHS should not include vuses.
1973 (compute_avail): Reverse ordering of tests.
1974 Valuize INDIRECT_REF as well.
1976 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1978 PR rtl-optimization/16380
1979 * loop.c (check_dbra_loop): Sink comparison instructions if they
1980 do something other than set cc0.
1982 2004-07-06 James E Wilson <wilson@specifixinc.com>
1984 * doc/interface.texi (longjmp and automatic variables): Delete
1985 paragraph recommending taking the address of a variable.
1987 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1989 * vec.h (VEC_embedded_alloc): Remove.
1990 (VEC_embedded_size, VEC_embedded_init): New.
1991 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1993 (VEC_truncate): New.
1994 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1995 (vec_embedded_alloc): Remove.
1996 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1997 (vec_embedded_alloc): Remove.
1999 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2001 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2002 (gt-langhooks.h): Remove.
2004 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2006 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2008 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2010 * config/sparc/sparc.c (get_pc_symbol): Rename into
2011 add_pc_to_pic_symbol.
2012 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2013 (load_pic_register): Account for previous changes.
2014 Use reg_names. Don't create the label twice.
2015 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2016 UNSPEC_LOAD_PCREL_SYM.
2017 (get_pc): Rename into load_pcrel_sym. Add predicate to
2018 operands. Remove condition.
2020 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2022 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2023 RECORD, UNION & QUAL_UNION is actually a binfo.
2025 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2026 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2027 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2028 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2029 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2030 (gen_inheritance_die): Likewise.
2031 * tree-dump.c (deque_and_dump): Likewise.
2032 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2034 2004-07-06 Steven Bosscher <stevenb@suse.de>
2036 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2038 * config/mcore/mcore.md: Model memory latency with a simple DFA
2039 pipeline description instead of a define_function_unit.
2041 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2043 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2044 * langhooks.h (var_mod_type_p): Likewise.
2045 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2046 * expr.c (count_type_elements): Properly handle return from
2047 array_type_nelts and properly test for overflow.
2048 * gimplify.c (gimplify_init_constructor): Properly handle return
2049 from array_type_nelts.
2050 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2051 * integrate.c (copy_decl_for_inlining): Correct comments.
2052 * tree-inline.c (remap_decl): Update comments, remove dead code,
2053 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2054 (remap_type): Only remap if variably modified by vars in function
2056 (copy_body_r): Use compatible_type langhooks to see when can fold.
2057 (setup_one_parameter): Don't remap type.
2058 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2059 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2060 compute TREE_INVARIANT for decl case.
2061 (find_var_from_fn): New function.
2062 (variably_modified_type_p): Add arg and call new function.
2063 * tree.h (variably_modified_type_p): Add extra arg.
2065 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2067 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2068 (goto_handler_and_restore_v9): Delete disabled insn.
2069 (goto_handler_and_restore_v9_sp64): Likewise.
2071 2004-07-05 Roger Sayle <roger@eyesopen.com>
2073 * calls.c (load_register_parameters): Call expand_shift instead
2074 of expand_binop with ashl_optab (or other shift optab) directly.
2075 * expr.c (emit_group_load, emit_group_store): Likewise.
2076 * function.c (assign_parm_setup_block): Likewise.
2077 * stmt.c (shift_return_value): Likewise.
2079 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2081 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2083 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2085 * doc/sourcebuild.texi: Revert previous patch.
2087 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2089 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2090 TARGET_MEM_FUNCTIONS.
2091 * system.h: Poison TARGET_MEM_FUNCTIONS.
2092 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2093 bcmp_libfunc, bzero_libfunc): Remove.
2094 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2096 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2097 * doc/standards.texi: Don't mention calling BSD string functions.
2098 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2099 * config/vax/t-memfuncs: New.
2100 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2101 config/memset.c: New.
2102 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2103 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2105 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2106 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2107 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2108 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2109 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2110 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2111 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2112 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2113 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2114 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2116 2004-07-05 Richard Henderson <rth@redhat.com>
2118 * function.c (assign_parm_setup_reg): Properly rename variables in
2119 FUNCTION_ARG_CALLEE_COPIES section.
2121 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2123 * tree-mudflap.c: Include cgraph.h.
2124 (mf_init_extern_trees): Rename to mudflap_init. Export.
2125 Rewrite to create synthetic declarations instead of looking
2126 up declarations from mf-runtime.h.
2127 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2128 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2130 (execute_mudflap_function_decls, mudflap_register_call):
2131 Don't call mf_init_extern_trees.
2132 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2134 * tree-mudflap.h: Update prototypes.
2135 * c-mudflap.c: Delete file.
2136 * c-common.c: Include tree-mudflap.h.
2137 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2138 * Makefile.in: Remove all references to c-mudflap.o.
2139 Update dependencies.
2141 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2143 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2144 displacements with the spatial-locality cache-control completer.
2146 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2148 * langhooks.c: Don't include gt-langhooks.h.
2149 (var_labelno): Delete.
2150 (lhd_set_decl_assembler_name): Do not append a distinguishing
2151 number to file-scope internal-linkage declarations for the first
2152 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2153 the declaration itself (if at block scope), or its containing
2154 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2157 * opts.c (cur_in_fname): New global.
2158 * opts.h: Declare it.
2159 * tree.c: Include opts.h.
2160 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2161 DECL_UID equal to cur_in_fname.
2162 (copy_node_stat): Do not change DECL_UID when copying a
2163 TRANSLATION_UNIT_DECL.
2164 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2165 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2167 * c-decl.c (c_static_assembler_name): Delete.
2168 * c-tree.h (c_static_assembler_name): Delete prototype.
2169 * c-lang.c, objc/objc-lang.c: Don't override
2170 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2172 * Makefile.in (tree.o): Update dependencies.
2173 (GTFILES): Remove langhooks.c.
2175 2004-07-05 Roger Sayle <roger@eyesopen.com>
2177 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2178 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2179 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2180 Optimize "X % -Y" as "X % Y" for signed modulus.
2181 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2182 into "((unsigned) X % Y) == 0".
2184 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2186 * sourcebuild.texi (Config Fragments): Use @comma{} in
2187 cross-reference to section title.
2189 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2191 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2192 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2193 (gimplify_target_expr, gimplify_expr): Likewise.
2194 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2195 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2197 (gimplify_compound_lval): See if we can strip any useless conversion.
2198 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2200 (gimplify_modify_expr_to_memset): Likewise.
2201 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2202 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2203 (declare_inline_vars): Likewise.
2204 (walk_type_fields): New function.
2205 (walk_tree): Use it.
2206 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2208 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2209 (sra_walk_modify_expr): Allow init function to fail.
2210 (scan_init): Now returns bool.
2211 (generate_element_init): If can't understand INIT, return false.
2212 (scalarize_init): Return false if generate_element_init does.
2214 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2217 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2218 bounds if bounds aren't constant.
2220 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2222 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2223 to type hooks; remove bogus PARAMS.
2225 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2227 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2228 * dwarf2out.c (add_data_member_location_attribute): Check for
2230 * tree.c (tree_node_kinds): Add "binfos".
2231 (binfo_lang_slots): New.
2232 (make_node_stat): Add TREE_BINFO.
2233 (make_tree_binfo_stat): New.
2234 (tree_node_structure): Add TREE_BINFO.
2235 * tree.def (TREE_BINFO): New.
2236 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2237 (RECORD_OR_UNION_CHECK): ... here.
2238 (NOT_RECORD_OR_UNION_CHECK): New.
2239 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2240 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2241 RECORD_OR_UNION_CHECK.
2242 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2243 (TYPE_LANG_SLOT_1): New.
2244 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2245 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2246 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2247 (BINFO_ELTS): Remove.
2248 (BINFO_LANG_SLOT): New.
2249 (struct tree_binfo): New.
2250 (binfo_lang_slots): Declare.
2251 (enum tree_node_structure_enum): Add TS_BINFO.
2252 (union tree_node): Add binfo.
2253 (make_tree_binfo_stat): Declare.
2254 (make_tree_binfo): New.
2255 (enum tree_node_kind): Add binfo_kind.
2257 * objc/objc-act.c (start_class, objc_declare_protocols,
2258 start_protocols): Use TYPE_LANG_SLOT_1.
2259 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2261 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2262 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2263 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2264 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2266 2004-07-05 Steven Bosscher <stevenb@suse.de>
2268 * rtl.h (struct rtx_def): Remove the integrated flag.
2269 Use the return_val flag for MEM_SCALAR_P.
2270 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2272 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2275 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2276 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2279 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2281 * var-tracking.c: Fix some comments.
2282 (frame_stack_adjust): New.
2283 (vt_stack_adjustments): Init stack_adjust of entry block to
2284 minus stack adjustment of function prologue.
2285 (adjust_stack_reference): Do not adjust if adjustment == 0.
2286 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2287 (emit_notes_in_bb): Likewise.
2288 (vt_add_function_parameters): Do not adjust locations of
2290 (vt_initialize): Compute the stack adjustment of function
2291 prologue and offset the initial "location" of frame_base_decl
2292 from the stack pointer after prologue.
2294 2004-07-04 Richard Henderson <rth@redhat.com>
2296 * function.c (struct assign_parm_data_all): New.
2297 (struct assign_parm_data_one): New.
2298 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2299 assign_parm_find_data_types, assign_parms_setup_varargs,
2300 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2301 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2302 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2303 assign_parm_setup_block, assign_parm_setup_reg,
2304 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2305 (assign_parms): ... here.
2307 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2309 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2310 now are bitmap_set_t's.
2311 (bitmap_insert_into_set): No point in inserting the value if
2313 (bitmap_set_contains): New function.
2314 (bitmap_set_replace_value): Add comment on why we do it
2316 (set_contains): Removed.
2317 (bitmap_set_subtract_from_value_set): New name of
2318 set_subtract now that it's arguments are two different
2321 (bitmap_find_leader): Change algorithm used.
2322 (find_or_generate_expression): Update use of functions for new
2324 (create_expression_by_pieces): Ditto.
2325 (insert_aux): Ditto.
2327 (add_to_sets): Ditto.
2329 (execute_pre): Ditto.
2330 (compute_avail): Ditto.
2331 Also ignore virtual phis.
2333 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2335 * combine.c (simplify_comparison): Fix comment typo.
2337 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2339 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2340 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2341 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2342 (output_restore): Change parameter from 'insn' to 'pat'.
2343 (output_return): Adjust call to output_restore.
2344 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2345 Adjust call to output_restore.
2347 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2349 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2350 and assert system is bsd.
2352 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2354 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2355 (TARGET_SWITCHES): Remove -mdebugc.
2356 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2357 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2358 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2359 (sle_[sd]i_reg): Delete.
2361 2004-07-04 Steven Bosscher <stevenb@suse.de>
2363 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2365 * config/iq2000/iq2000.md: Translate old pipeline description to an
2368 2004-07-04 Roger Sayle <roger@eyesopen.com>
2370 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2371 Ensure the replacement rhs is valid gimple before performing
2372 the substitution. Return false if these sanity checks fail.
2373 (fold_stmt): Only set changed to true, if set_rhs returns true.
2374 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2377 2004-07-04 Richard Henderson <rth@redhat.com>
2380 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2382 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2384 * configure.ac (ranlib_flags): New variable.
2385 * Makefile.in (RANLIB_FLAGS): New variable.
2386 (libbackend.a): Use it.
2387 * configure: Regenerated.
2389 2004-07-04 Roger Sayle <roger@eyesopen.com>
2391 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2392 a "sign mask" instead of using ashr_optab directly.
2394 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2396 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2397 * doc/cppopts.texi: Clarify processing of command-line defines.
2399 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2401 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2403 2004-07-04 Richard Henderson <rth@redhat.com>
2405 * rtl.def (ADDRESSOF): Remove.
2406 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2407 (find_base_term, memrefs_conflict_p): Likewise.
2408 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2409 (fold_rtx, cse_insn, set_live_p): Likewise.
2410 * dwarf2out.c (mem_loc_descriptor): Likewise.
2411 (add_location_or_const_value_attribute): Likewise.
2412 * emit-rtl.c (copy_insn_1): Likewise.
2413 * explow.c (memory_address): Likewise.
2414 * expmed.c (store_split_bit_field): Likewise.
2415 * expr.c (expand_expr_real_1): Likewise.
2416 * function.c (instantiate_decl
2417 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2418 * genrecog.c (preds, validate_pattern): Likewise.
2419 * integrate.c (copy_rtx_and_substitute): Likewise.
2420 * recog.c (general_operand, register_operand): Likewise.
2421 (memory_address_p): Likwise.
2422 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2423 * rtl.c (copy_rtx): Likewise.
2424 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2425 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2426 * rtlhooks.c (gen_lowpart_general): Likewise.
2427 * stmt.c (expand_asm_operands): Likewise.
2428 * web.c (entry_register, replace_ref, web_main): Likewise.
2429 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2430 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2431 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2432 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2433 * config/frv/frv.c (move_destination_operand, move_source_operand,
2434 condexec_dest_operand, condexec_source_operand,
2435 condexec_memory_operand): Likewise.
2436 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2437 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2438 (destination_xfmode_operand): Likewise.
2439 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2440 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2441 * config/s390/s390.c (general_s_operand): Likewise.
2442 * config/s390/s390.md (mov*): Likewise.
2443 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2445 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2446 * expr.c (expand_expr_real_1): Likewise.
2447 * stmt.c (expand_decl): Likewise.
2448 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2450 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2451 postponed_insns, put_var_into_stack, put_reg_into_stack,
2452 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2453 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2454 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2455 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2456 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2457 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2458 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2459 struct insns_for_mem_walk_info, insns_for_mem_walk,
2460 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2461 setjmp_protect_args): Remove.
2462 (push_function_context_to): Don't handle var_refs_queue.
2463 (pop_function_context_from, free_after_compilation): Likewise.
2464 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2465 (assign_parms, allocate_struct_function): Likewise.
2466 (use_register_for_decl): New.
2467 (expand_function_end): Don't setjmp_protect.
2468 * function.h (struct emit_status): Update commentary.
2469 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2470 (max_parm_reg, parm_reg_stack_loc): Remove.
2471 * passes.c (DFI_addressof): Remove.
2472 (dump_file_info): Remove addressof.
2473 (rest_of_handle_addressof): Remove.
2474 (rest_of_compilation): Don't call it.
2475 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2476 * stmt.c (expand_decl): Use use_register_for_decl.
2477 * tree.h: Update decls.
2478 * web.c (mark_addressof): Remove.
2479 * doc/invoke.texi (-dF): Remove.
2481 2004-07-03 Richard Henderson <rth@redhat.com>
2483 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2484 instead of gen_mem_addressof.
2485 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2486 TImode output register.
2488 2004-07-03 Richard Henderson <rth@redhat.com>
2490 PR tree-optimization/16341
2491 * tree-sra.c (sra_walk_function): Increment to next stmt before
2492 processing the current stmt.
2493 (sra_insert_after): Always use BSI_SAME_STMT.
2495 2004-07-03 Richard Henderson <rth@redhat.com>
2497 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2500 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2502 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2503 with tree_int_cst_equal.
2505 2004-07-03 Andreas Schwab <schwab@suse.de>
2507 * config/ia64/ia64.md: Define new attribute "empty".
2508 (prologue_use, nop_x, insn_group_barrier): Set it.
2510 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2511 skip over "empty" insns.
2513 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2515 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2516 context to gimplify_body.
2517 (walk_tree): Don't walk into types twice.
2518 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2520 * tree-sra.c (generate_element_init): Remove any useless conversions.
2522 * gimplify.c (gimplify_conversion): Remove stripping useless
2523 conversions from here.
2524 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2525 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2526 Unshare before substituting PLACEHOLDER_EXPR.
2527 (gimplify_modify_expr_to_memset): Likewise.
2528 Pass address of TO to memset, not TO itself.
2529 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2530 time we make an expression (to match a PLACEHOLDER_EXPR).
2532 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2533 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2534 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2535 * tree-ssa-dom.c (local_fold): Likewise.
2537 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2538 * langhooks.h (strct lang_hooks): New field type_max_size.
2539 * function.c (assign_temp): Call it.
2541 2004-07-03 Steven Bosscher <stevenb@suse.de>
2543 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2544 * config/sh/sh.md: Convert the SH1 pipeline description to
2547 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2549 * c-decl.c (struct c_binding): Remove contour field; add
2550 depth, invisible, nested fields.
2551 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2552 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2553 (bind): Add invisible and nested arguments. Initialize
2554 new fields of struct c_binding; adjust loop scanning for
2556 (free_binding_and_advance): Clear structure with memset.
2557 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2558 in file scope, even if it's in external scope too.
2559 (pushdecl): Adjust to match. Create invisible file-scope
2560 declarations for block-scope forward declarations of static functions.
2561 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2562 (undeclared_variable, lookup_label, declare_label, define_label)
2563 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2564 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2565 (store_parm_decls_oldstyle): Adjust to match.
2566 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2567 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2569 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2570 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2572 2004-07-02 Richard Henderson <rth@redhat.com>
2574 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2575 around variable_size.
2576 (set_decl_nonlocal): Remove.
2577 (store_parm_decls): Add stmts for pending sizes.
2578 * calls.c (calls_function, calls_function_1): Remove.
2579 (precompute_arguments): Don't call it.
2580 * cfgexpand.c (set_save_expr_context): Remove.
2581 (tree_expand_cfg): Don't call it.
2582 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2583 (dwarf2out_finish): Likewise.
2584 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2585 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2586 (safe_from_p): Don't queue SAVE_EXPRs.
2587 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2588 or build plain VAR_DECLs.
2589 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2591 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2592 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2593 (put_var_into_stack): Don't handle SAVE_EXPR.
2594 (gen_mem_addressof): Likewise.
2595 * function.h (struct function): Remove x_save_expr_regs.
2596 (save_expr_regs): Remove.
2597 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2598 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2599 * stor-layout.c (variable_size): Don't set it.
2600 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2601 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2602 all callers. Don't set SAVE_EXPR_CONTEXT.
2603 * tree-inline.h (remap_save_expr): Update decl.
2604 * tree.c (save_expr): Update build size.
2605 (first_rtl_op): Don't handle SAVE_EXPR.
2606 (unsave_expr_1, contains_placeholder_p): Likewise.
2607 (decl_function_context): Likewise.
2608 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2609 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2610 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2612 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2614 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2615 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2616 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2617 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2618 some first-person references and patronizing comments. Based on
2620 * doc/invoke.texi: Don't reference fortran@gnu.org.
2621 * doc/trouble.texi (Warning when a non-void function value is
2622 ignored): Rewrite. From Russ Allbery and Chris Devers.
2624 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2626 * tree-ssa-pre.c (bitmap_set_t): New.
2627 (bb_value_sets): avail_out is now a bitmap_set_t.
2628 (bitmap_find_leader): New function.
2629 (bitmap_value_insert_into_set): Ditto.
2630 (bitmap_set_copy): Ditto.
2631 (bitmap_value_replace_in_set): Ditto.
2632 (bitmap_set_contains_value): Ditto.
2633 (bitmap_set_new): Ditto.
2634 (bitmap_set_pool): New pool.
2635 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2636 (insert_aux): Ditto.
2637 (add_to_sets): Ditto.
2638 (compute_avail): Ditto
2642 (execute_pre): Ditto.
2644 2004-07-02 Roger Sayle <roger@eyesopen.com>
2646 * config/rs6000/rs6000.c (struct processor_costs): New structure
2647 used to hold instruction latencies/sizes for processor types.
2648 (rs6000_cost): New global variable pointing to current CPU's costs.
2649 (rs6000_override_options): Initialize rs6000_cost to point to the
2650 appropriate cost table based upon rs6000_cpu and optimize_size.
2651 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2654 2004-07-02 Richard Henderson <rth@redhat.com>
2656 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2658 2004-07-02 Steven Bosscher <stevenb@suse.de>
2660 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2662 2004-07-01 Richard Henderson <rth@redhat.com>
2664 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2665 (alpha_gp_save_rtx): Use assign_stack_local instead of
2668 2004-07-01 Richard Henderson <rth@redhat.com>
2670 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2671 (alpha_rtx_cost_data): Update to match.
2672 (alpha_rtx_cost_size): New.
2673 (alpha_rtx_costs): Honor optimize_size.
2675 2004-07-01 Richard Henderson <rth@redhat.com>
2677 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2678 * cfgexpand.c (tree_expand_cfg): Do it here.
2679 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2680 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2681 * config/mips/mips.c (mips_output_mi_thunk): And here.
2682 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2683 * config/sh/sh.c (sh_output_mi_thunk): And here.
2684 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2686 2004-07-01 Richard Henderson <rth@redhat.com>
2688 * tree.def (RTL_EXPR): Remove.
2689 * c-typeck.c (lvalue_p): Don't handle it.
2690 * expr.c (safe_from_p): Likewise.
2691 (expand_expr_real_1): Likewise.
2692 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2693 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2694 * gengtype.c (adjust_field_tree_exp): Likewise.
2695 * stmt.c (warn_if_unused_value): Likewise.
2696 * tree-gimple.c (recalculate_side_effects): Likewise.
2697 * tree-pretty-print.c (dump_generic_node): Likewise.
2698 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2699 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2700 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2702 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2703 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2704 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2705 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2706 all the bits that tracked last_expr.
2707 (expand_end_bindings): Don't track last_expr.
2708 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2709 (clear_last_expr): Remove.
2710 (expand_asm): Don't call it.
2711 (expand_asm_operands, expand_end_cond): Likewise.
2712 (expand_naked_return, expand_null_return_1): Likewise.
2713 * c-typeck.c (c_begin_compound_stmt): Likewise.
2714 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2715 * expr.c (expand_expr_real_1): Likewise.
2716 * tree.h: Update prototypes.
2718 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2719 (struct emit_status): Remove sequence_rtl_expr.
2720 (struct function): Remove x_rtl_expr_chain.
2721 (seq_rtl_expr, rtl_expr_chain): Remove.
2722 * function.c (struct temp_slot): Remove rtl_expr.
2723 (assign_stack_temp_for_type): Don't set it.
2724 (free_temp_slots, pop_temp_slots): Don't check it.
2725 (free_after_compilation): Don't clear x_rtl_expr_chain.
2726 (fixup_var_refs): Don't search it.
2727 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2728 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2730 (push_topmost_sequence): Likewise.
2731 (end_sequence, init_emit): Likewise.
2732 (start_sequence_for_rtl_expr): Remove.
2733 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2734 * rtl.h (preserve_rtl_expr_result): Remove.
2736 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2738 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2739 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2742 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2744 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2745 (STANDARD_STARTFILE_PREFIX_2): Define.
2746 (standard_startfile_prefix_1): Initialize to
2747 STANDARD_STARTFILE_PREFIX_1.
2748 (standard_startfile_prefix_2): Initialize to
2749 STANDARD_STARTFILE_PREFIX_2.
2750 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2751 (STANDARD_STARTFILE_PREFIX_1): Define.
2752 (STANDARD_STARTFILE_PREFIX_2): Define.
2753 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2754 (STANDARD_STARTFILE_PREFIX_2): Document.
2756 2004-07-01 Richard Henderson <rth@redhat.com>
2758 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2759 in order to disable scalarization. Instead set a flag and wait
2760 for a candidate decl.
2762 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2764 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2765 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2766 Use terminology "testsuite" and "enumerated".
2768 2004-07-01 Richard Henderson <rth@redhat.com>
2770 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2771 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2772 (initial_return_save): Likewise.
2773 (flush_queued_reg_saves): Remap register numbers.
2774 (dwarf2out_return_reg): Likewise.
2776 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2778 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2780 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2781 access functions for lower bound and element size and only output
2782 if lower bound nonzero or element size not same as that of type.
2783 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2785 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2787 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2789 2004-07-01 Per Bothner <per@bothner.com>
2791 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2793 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2795 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2796 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2797 first operand. Don't optimize if the bitfield is volatile.
2799 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2801 * c-pretty-print.c (pp_c_postfix_expression): Handle
2802 floating-point comparison operators.
2803 (pp_c_expression): Pass floating-point comparison
2804 operators to pp_c_postfix_expression.
2806 2004-07-01 Roger Sayle <roger@eyesopen.com>
2808 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2809 rtx_cost instead of "had_mult" to determine whether the transformed
2810 expression is cheaper than the original.
2812 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2814 * alias.c (get_alias_set, canon_rtx, get_addr,
2815 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2817 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2818 expand_builtin): Likewise.
2819 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2821 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2822 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2823 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2824 record_dead_and_set_regs_1, get_last_value_validate,
2825 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2826 * cse.c (check_dependence, canon_hash, equiv_constant,
2827 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2828 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2829 count_reg_usage): Likewise.
2830 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2831 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2832 cselib_record_sets): Likewise.
2833 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2834 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2835 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2836 * df.c (df_uses_record): Likewise.
2837 * dojump (do_jump): Likewise.
2838 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2839 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2840 decl_start_label): Likewise.
2841 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2842 operand_subword, change_address_1, make_safe_from): Likewise.
2843 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2844 stabilize, force_not_mem): Likewise.
2845 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2846 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2847 * expr.c (convert_move, convert_modes, emit_block_move,
2848 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2849 emit_move_insn_1, expand_assignment, store_expr,
2850 store_constructor_field, store_constructor, store_field,
2851 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2853 * final.c (cleanup_subreg_operands, alter_subreg,
2854 get_mem_expr_from_op): Likewise.
2855 * flow.c (notice_stack_pointer_modification_1,
2856 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2858 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2859 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2860 optimize_bit_field, flush_addressof, purge_addressof_1,
2861 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2862 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2863 keep_stack_depressed): Likewise.
2864 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2865 noce_process_if_block, find_memory): Likewise.
2866 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2867 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2868 update_equiv_regs): Likewise.
2869 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2870 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2871 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2872 * passes.c (rest_of_handle_final): Likewise.
2873 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2874 move2add_note_store): Likewise.
2875 * ra-build.c (detect_remat_webs): Likewise.
2876 * ra-debug.c (dump_static_insn_cost): Likewise.
2877 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2878 * recog.c (validate_change, apply_change_group, cancel_changes,
2879 validate_replace_rtx_1, general_operand, register_operand,
2880 nonmemory_operand, push_operand, pop_operand, memory_operand,
2881 indirect_operand, asm_operand_ok, offsettable_memref_p,
2882 offsettable_nonstrict_memref_p, constrain_operands,
2883 store_data_bypass_p): Likewise.
2884 * reg-stack.c (subst_stack_regs_pat): Likewise.
2885 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2886 copy_cost, reg_scan_mark_refs): Likewise.
2887 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2888 combine_stack_adjustments_for_block): Likewise.
2889 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2890 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2891 find_reloads, find_reloads_address, find_reloads_address_1,
2892 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2893 find_equiv_reg): Likewise.
2894 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2895 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2896 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2897 delete_address_reloads): Likewise.
2898 * resource.c (mark_referenced_resources): Likewise.
2899 * rtlanal.c (get_jump_table_offset, count_occurrences,
2900 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2901 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2902 num_sign_bit_copies1): Likewise.
2903 * rtlhooks.c (gen_lowpart_general): Likewise.
2904 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2905 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2906 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2907 sdbout_global_decl): Likewise.
2908 * simplify-rtx.c (simplify_subreg): Likewise.
2909 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2910 expand_anon_union_decl, expand_end_case_type): Likewise.
2911 * unroll.c (calculate_giv_inc): Likewise.
2912 * var-tracking.c (stack_adjust_offset_pre_post,
2913 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2914 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2915 vt_add_function_parameters): Likewise.
2916 * varasm.c (make_var_volatile, notice_global_symbol,
2917 assemble_external, decode_addr_const, mark_weak,
2918 default_encode_section_info): Likewise.
2920 2004-07-01 Steven Bosscher <stevenb@suse.de>
2922 * stmt.c (check_seenlabel): Remove.
2923 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2925 2004-07-01 Richard Henderson <rth@redhat.com>
2927 * function.h (struct function): Remove x_function_call_count.
2928 (function_call_count): Remove.
2929 * calls.c (expand_call): Don't set it.
2930 * integrate.c (copy_rtx_and_substitute): Likewise.
2932 * function.h (struct function): Remove x_cleanup_label.
2933 (cleanup_label): Remove.
2934 * stmt.c (expand_value_return): Don't use it.
2935 * function.c (free_after_compilation): Don't set it.
2936 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2937 * cfgexpand.c (tree_expand_cfg): Update call.
2938 * tree.h (expand_function_start): Update decl.
2940 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2943 * c-lang.c (c_initialize_diagnostics): Move from here ...
2944 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2945 (c_tree_printer): Use pretty-printer to format %T.
2946 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2947 before '*' if not C++.
2948 (pp_c_direct_abstract_declarator): Don't try to print array upper
2949 bound for flexible array members.
2950 * c-tree.h: Include "diagnostic.h".
2951 (c_initialize_diagnostics): Declare.
2952 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2953 * c-format.c (format_type_warning): New function. Improve
2954 diagnostics for incorrect format argument types.
2955 (check_format_types): Use it. Add two parameters. Use the
2956 TYPE_MAIN_VARIANT of wanted_type.
2957 (check_format_info_main): Pass new parameters to
2959 (struct format_wanted_type): Update comment.
2961 2004-07-01 Nick Clifton <nickc@redhat.com>
2963 * target.h (struct gcc_target): Add new field to struct cxx:
2964 import_export_class.
2965 * target-def.h (TARGET_CXX): Initialise the new field.
2966 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2968 * doc/tm.texi: Document the new target hook.
2970 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2972 * builtins.c (fold_builtin_classify): Fix typo.
2974 2004-07-01 Richard Henderson <rth@redhat.com>
2976 * function.c (identify_blocks, identify_blocks_1): Remove.
2977 * function.h (identify_blocks): Remove.
2978 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2980 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2982 * builtins.c (fold_builtin_classify): New.
2983 (fold_builtin_unordered_cmp): Fix commentary.
2984 (fold_builtin): Use it.
2985 * builtins.def: Define builtins for isnan,
2986 isnanf, isnanl, finite, finitef, finitel,
2987 isinf, isinff, isinfl.
2989 2004-07-01 Richard Henderson <rth@redhat.com>
2991 * function.h (struct function): Remove dont_emit_block_notes.
2992 * gimple-low.c (lower_function_body): Don't set it.
2993 * cfgexpand.c (expand_block): Don't check it.
2994 * cfglayout.c (insn_locators_initialize): Likewise.
2995 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2996 * passes.c (rest_of_compilation): Likewise.
2997 * stmt.c (expand_start_bindings_and_block): Likewise.
2998 (expand_end_bindings): Likewise.
3000 2004-07-01 Richard Henderson <rth@redhat.com>
3002 * cgraph.h (cgraph_build_static_cdtor): Declare.
3003 * cgraphunit.c (cgraph_build_static_cdtor): New.
3004 * c-objc-common.c (build_cdtor): Use it.
3005 * coverage.c (create_coverage): Likewise.
3006 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3007 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3009 See ChangeLog.11 for earlier changes.