1 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
5 (ashldi3_sp64): Likewise.
7 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 * pa.c (function_arg): Update comment.
11 * pa.h (BLOCK_REG_PADDING): Define.
13 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15 PR tree-optimization/16461
16 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
17 arguments of phi nodes.
19 2004-07-12 Devang Patel <dpatel@apple.com>
21 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
23 2004-07-12 Steve Ellcey <sje@cup.hp.com>
25 * function.c (expand_function_start): Ensure r_save is in Pmode.
26 * calls.c (prepare_call_address): Ensure static_chain_value is
28 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
29 r_save_area are in Pmode.
30 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
31 fnaddr, and static_chain are in Pmode.
33 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
36 * config/ia64/ia64.c (bundling): Don't count ignored insns.
38 2004-07-12 Richard Henderson <rth@redhat.com>
40 * target.h (struct gcc_target): Move gimplify_va_arg_expr
41 next to build_builtin_va_list.
42 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
43 * builtins.c (gimplify_va_arg_expr): Likewise.
44 * gimplify.c (copy_if_shared_r): Likewise.
46 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
48 * passes.c (rest_of_decl_compilation): Don't defer call of
49 assemble_variable if its DECL_RTL is already set.
51 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
53 * cfgloop.h (struct loop): Add nb_iterations field.
54 (current_loops): Declare.
55 * tree-chrec.c (chrec_not_analyzed_yet,
56 chrec_dont_know, chrec_known, count_ev_in_wider_type,
57 chrec_contains_symbols_defined_in_loop): Remove the temporary
59 * tree-flow-inline.h (loop_containing_stmt): New function.
60 * tree-scalar-evolution.c: Add implementation.
61 * tree-scalar-evolution.h: Add declarations.
63 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
65 PR rtl-optimization/15921
66 * Makefile.in (global.o): Add recog.h.
68 * global.c (recog.h): Add the include-clause.
69 (bb_info): New member earlyclobber.
70 (allocate_bb_info, free_bb_info): Initialize/finish the new
72 (earlyclobber_regclass, earlyclobber_regclass_length): The new
74 (check_earlyclobber, regclass_intersect,
75 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
77 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
78 (make_accurate_live_analysis): Modify pavin.
80 2004-07-12 Diego Novillo <dnovillo@redhat.com>
82 * tree-cfg.c (find_taken_edge): Statically compute the truth
83 value of a predicate comparing an SSA_NAME to itself.
85 2004-07-12 Roger Sayle <roger@eyesopen.com>
87 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
88 rs6000 doesn't have shift-and-add or shift-and-sub instructions
89 by returning the cost of a multiplication plus an addition.
91 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
93 PR tree-optimization/14107
94 * gimplify.c (gimplify_return_expr): Accept a
95 RETURN_EXPR with an error argument.
96 * tree-optimize.c (init_tree_optimization_passes):
97 Run pass_warn_function_return at -O0.
99 2004-07-12 Roger Sayle <roger@eyesopen.com>
101 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
104 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
106 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
107 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
108 * config/mips/3000.md: Add copyright notice. Remove automota and
109 function units; use generic ones instead. Only define reservations
110 for things that are different from generic.md. Extend each clause
112 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
113 * config/mips/mips.md: Include them. Remove define_function_units.
114 (alu, imuldiv): New automata and units.
116 2004-07-12 Ben Elliston <bje@au.ibm.com>
118 * doc/invoke.texi (Optimize Options): Document -frename-registers
119 not being enabled by default at -O3.
121 2004-07-11 Roger Sayle <roger@eyesopen.com>
123 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
124 floating point additions, to keep real immediate constant positive.
125 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
126 into X + C, and leave positive real constants as X - C.
128 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
130 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
132 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
134 PR tree-optimization/15654
135 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
137 2004-07-11 Roger Sayle <roger@eyesopen.com>
139 * builtins.c (fold_builtin_fputs): Don't bother converting the
140 return type to integer_type_node, as we've already checked that
141 the result will be ignored.
143 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
144 that signed addition, subtraction, multiplication, division,
145 remainder, negation and absolute value may potentially trap.
147 * fold-const.c (fold_ignored_result): New function to strip
148 non-side-effecting tree nodes from an expression whose result
150 (fold_convert): Call fold_ignored_result when casting a value
152 (omit_one_operand): Call fold_ignored_result on the "omitted"
153 operand when building a COMPOUND_EXPR.
154 (pedantic_omit_one_operand): Likewise.
155 * tree.h (fold_ignored_result): Prototype here.
156 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
157 when we're going to ignore the result.
159 2004-07-11 Richard Henderson <rth@redhat.com>
162 * tree-ssa-ccp.c (fold_stmt_r): Split out...
163 * tree.c (fields_compatible_p, find_compatible_field): ... new.
164 * tree.h (fields_compatible_p, find_compatible_field): Declare.
165 * tree-sra.c (sra_hash_tree): Hash fields by offset.
166 (sra_elt_eq): Use fields_compatible_p.
167 (generate_one_element_ref): Use find_compatible_field.
169 2004-07-11 Richard Henderson <rth@redhat.com>
172 * tree-sra.c (generate_one_element_init): New.
173 (generate_element_init): Use it.
174 (scalarize_init): Push/pop gimplify context around it.
175 (find_new_referenced_vars_1, find_new_referenced_vars): New.
176 * gimplify.c (gimplify_expr): Allow SSA_NAME.
178 2004-07-11 Roger Sayle <roger@eyesopen.com>
180 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
181 combine.c's combine_insn_cost.
182 * rtl.h (insn_rtx_cost): Prototype here.
183 * combine.c (combine_insn_cost): Delete function.
184 (combine_validate_cost): Update callers of combine_insn_cost to
185 call insn_rtx_cost instead.
186 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
187 requesting the rtx_cost of call and/or jump instructions.
189 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
190 rtx_cost directly. Don't request/use the cost of call or jump
191 instructions. Return -1 if the cost of any instruction can't be
192 determined (or the BB contains a function call).
193 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
194 -1 (i.e. can't determine the cost of any instruction or the basic
195 block contains a subroutine call).
196 (find_if_case_2): Likewise.
198 2004-07-11 Roger Sayle <roger@eyesopen.com>
200 * rs6000.c (struct processor_costs): Change semantics of fields to
201 include the COST_N_INSNS scaling, and update all initializers.
202 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
203 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
204 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
205 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
207 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
209 * LANGUAGES: Remove obsolete information.
211 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
213 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
214 SIGBUS signal frames, the PSW address points *to* the faulting
215 instruction, not after it.
217 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
219 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
220 added to TLS symbol addresses.
222 2004-07-11 Richard Henderson <rth@redhat.com>
224 * expmed.c (init_expmed): Use stack-local structures for
225 temporary rtl. Don't recognize shifts.
227 2004-07-11 Richard Henderson <rth@redhat.com>
229 * expr.c (store_expr): Don't fiddle subreg promotion for types
230 with precision smaller than the mode.
232 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
234 * tree.h (all_types_permanent): Remove.
236 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
238 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
239 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
240 * langhooks.c (lhd_clear_binding_stack): Remove.
241 * langhooks-def.h (lhd_clear_binding_stack,
242 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
243 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
244 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
245 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
246 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
247 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
248 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
249 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
250 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
251 * tree.h (poplevel): Don't declare.
252 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
253 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
254 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
255 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
258 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
260 PR tree-optimization/16437
261 * c-common.c (shorten_compare): Don't mark result of conversion to
262 narrower signed type as overflowing.
263 * fold-const.c (decode_field_reference): Determine whether
264 signedness comes from outer type using precision rather than size.
266 2004-07-11 Phil Edwards <phil@codesourcery.com>
268 * configure.ac: Alphabetize --enable-checking list, add
269 missing valgrind entry.
270 * configure: Regenerate.
272 2004-07-11 Phil Edwards <phil@codesourcery.com>
274 * doc/install.texi (Testing): Fix syntax in "make check" example.
276 2004-07-10 James E Wilson <wilson@specifixinc.com>
278 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
280 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
282 PR rtl-optimization/16001
283 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
286 2004-07-10 Geoffrey Keating <geoffk@apple.com>
288 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
290 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
291 James Morrison <phython@gcc.gnu.org>
293 * doc/contrib.texi (Contributors): Add gfortran contributors and
294 fix a couple of typos.
296 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
298 PR rtl-optimization/15387
299 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
300 to incoming args space correctly.
302 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
304 * pa.c (output_indirect_call): Only use %r2 as the link register in
305 indirect calls with the long PA 2.0 pc-relative branch.
307 2004-07-10 Daniel Jacobowitz <dan@debian.org>
309 * config/i386/i386.c (override_options): Pick a 64-bit CPU
310 for the default tuning if TARGET_64BIT.
312 2004-07-10 Richard Henderson <rth@redhat.com>
314 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
315 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
317 2004-07-10 Jakub Jelinek <jakub@redhat.com>
319 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
320 * expmed.c (store_bit_field, extract_bit_field): Remove last
322 * builtins.c (expand_builtin_signbit): Adjust callers.
323 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
324 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
325 * ifcvt.c (noce_emit_move_insn): Likewise.
326 * stmt.c (expand_return): Likewise.
327 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
328 store_field, expand_expr_real_1): Likewise.
330 2004-07-10 Richard Henderson <rth@redhat.com>
332 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
334 2004-07-09 Mike Stump <mrs@apple.com>
336 * config/darwin.c (no_dead_strip): Add.
337 (HAVE_DEAD_STRIP): Add.
338 (darwin_emit_unwind_label): Ensure that we don't dead code strip
341 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
343 * tree-ssa-loop-im.c: New file.
344 * Makefile.in (tree-ssa-loop-im.o): Add.
345 * cfgloop.c (superloop_at_depth): New function.
346 * cfgloop.h (superloop_at_depth): Declare.
347 * common.opt (ftree-lim): New flag.
348 * expr.c (array_ref_up_bound): New function.
349 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
350 * timevar.def (TV_LIM): New timevar.
351 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
352 computing immediate uses of a phi node.
353 * tree-flow.h (struct tree_ann_common_d): Add aux field.
354 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
355 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
356 * tree-pass.h (pass_lim): Declare.
357 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
359 (pass_lim): New pass structure.
360 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
361 * tree.c (in_array_bounds_p): New function.
362 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
363 (in_array_bounds_p, array_ref_up_bound): Declare.
364 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
365 * doc/passes.texi (tree-ssa-loop-im.c): Document.
367 2004-07-09 Richard Henderson <rth@redhat.com>
369 * builtins.c (expand_builtin_stpcpy): Don't modify len.
371 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
374 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
376 * flags.h: Delete redundant prototypes that are being generated
377 in options.h from common.opt.
378 * common.opt: Add in the expository comments formerly in flags.h.
380 2004-07-09 Jan Beulich <jbeulich@novell.com>
382 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
383 available for use only when TARGET_MMX/_SSE is set, and check for
384 variable argument function if any register count is non-zero.
385 (function_arg): Correctly suppress repeated warnings for passing SSE
386 vectors are arguments without SSE enabled.
387 (ix86_function_arg_boundary): Without SSE enabled, the use of what
388 would be SSE register modes does no longer influence the alignment.
390 2004-07-09 Richard Henderson <rth@redhat.com>
392 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
393 Always align upward to arg boundary. Use size_in_bytes/round_up.
394 Maintain type-correctness of constants.
395 * stor-layout.c (round_up, round_down): Special-case powers of 2.
397 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
399 * config/sparc/sparc.c (*_costs): Scale instruction costs
401 (sparc_rtx_costs): Adjust as appropriate.
403 2004-07-09 Jan Beulich <jbeulich@novell.com>
405 * config/i386/mm3dnow.h: New.
406 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
408 2004-07-09 Richard Henderson <rth@redhat.com>
410 * simplify-rtx.c (simplify_const_relational_operation): Only
411 look at bounds of scalar integers.
413 2004-07-09 Jan Beulich <jbeulich@novell.com>
415 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
417 2004-07-09 Andrew Pinski <apinski@apple.com>
419 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
421 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
422 UOBJC_METACLASS_decl.
424 2004-07-09 James E Wilson <wilson@specifixinc.com>
427 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
428 do return a parallel if hfa_mode == XFmode and mode == TImode.
430 2004-07-09 Jan Beulich <jbeulich@novell.com>
432 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
433 permissible for unary plus.
435 2004-07-09 Jan Beulich <jbeulich@novell.com>
437 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
438 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
439 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
440 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
441 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
442 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
443 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
444 (BUILTIN_xxxIMAX): New.
445 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
446 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
449 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
451 * config/sparc/sparc.h (processor_costs): Define.
452 (sparc_costs): Declare.
453 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
454 hypersparc_costs, sparclet_costs, ultrasparc_costs,
455 ultrasparc3_costs): New.
456 (sparc_override_options): Set sparc_costs as appropriate.
457 (sparc_rtx_costs): Use sparc_costs instead of messy
460 2004-07-09 Steven Bosscher <stevenb@suse.de>
462 * doc/md.texi (Processor pipeline description): Mention that
463 the old pipeline description is deprecated.
465 * config/rs6000/7450.md (automaton ppc7450): Split up, move
466 mciu_7450 function unit to...
467 (automaton ppc7450mciu): ...new automaton.
469 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
470 (schedule_block): Don't consider inserting bubbles.
471 (sched_init): Don't initialize DFA bubbles.
472 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
473 TARGET_SCHED_DFA_BUBBLE): Remove.
474 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
475 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
476 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
478 * stmt.c (conditional_context): Remove prototype.
479 * tree.h (conditional_context): Remove.
480 * tree-cfg.c (pre_insert_on_edge): Remove.
482 * c-common.h (c_expand_asm_operands): Remove prototype.
483 * c-typeck.c (c_expand_asm_operands): Remove.
485 2004-07-09 Jan Beulich <jbeulich@novell.com>
487 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
488 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
489 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
490 and V8QI are class SSE. All sufficiently small remaining vector modes
491 must be passed in one or two integer registers.
492 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
494 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
495 __builtin_ia32_pmuludq128 have non-uniform argument and return types
496 and must thus be handled explicitly.
497 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
499 (movv8qi_internal, movv4hi_internal, movv2si_internal,
500 movv2sf_internal): Permit moving between MMX and XMM registers (since
501 MMX areguments and return values are passed in XMM registers).
502 (sse2_umulsidi3): Correct type and mode.
504 2004-07-09 Richard Henderson <rth@redhat.com>
506 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
508 2004-07-09 Eric Christopher <echristo@redhat.com>
510 * config/rs6000/40x.md: Split into two automatons.
512 2004-07-09 Zack Weinberg <zack@codesourcery.com>
513 Andrew Pinski <apinski@apple.com>
515 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
516 on when we have more than one input file.
517 (c_common_parse_file): Restore loop over all input files.
518 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
520 * c-decl.c (set_type_context): New function.
521 (pop_scope): Use it to set context of types. When we
522 encounter a TYPE_DECL, set the context of the attached type too.
523 (pop_file_scope): Don't call cpp_undef_all here.
524 (diagnose_mismatched_decls): Do not complain about a second
525 definition of an 'extern inline' function if it's not in the
526 same translation unit. Do not complain about inline
527 declaration after use if the use was in a different
529 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
530 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
532 (pushdecl_top_level): Likewise.
533 (grokdeclarator): Clarify what is going on with setting
534 DECL_EXTERNAL on function types, a little.
535 (c_write_global_declarations): Don't do anything if
536 -fsyntax-only or errors have been encountered.
538 2004-07-09 Zack Weinberg <zack@codesourcery.com>
540 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
542 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
545 * pa.c (output_indirect_call): Use %r2 as the link register when
546 calling $$dyncall with a pc-relative branch.
548 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
550 * doc/install.texi (Binaries): Mention OpenPKG.
552 2004-07-09 Diego Novillo <dnovillo@redhat.com>
554 Fix PR tree-optimization/15555
555 * tree-dfa.c (dump_variable): If the variable is a pointer
556 SSA_NAME, also dump its points-to information.
557 * tree-flow.h (struct ptr_info_def): Add field
559 (dump_points_to_info_for): Declare.
560 (debug_points_to_info_for): Declare.
561 * tree-optimize.c (init_tree_optimization_passes): Add a
562 second alias analysis pass after DOM2.
563 Move pass_del_pta to a later spot.
564 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
565 create a name tags when we find a dereferenced pointer. Just
566 mark the pointer dereferenced.
567 (collect_points_to_info_for): Move code to clear points-to
568 information to create_name_tags.
569 (create_name_tags): New function.
570 (compute_flow_sensitive_aliasing): Call it.
571 (setup_pointers_and_addressables): Mark type tags for renaming
573 (create_memory_tag): ... here.
574 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
575 (dump_points_to_info_for): Declare extern.
576 (debug_points_to_info_for): New function.
578 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
580 * config/arc/arc.md: Switch to DFA-based scheduler description.
581 * config/arc/arc.c: Switch to DFA-based scheduler description.
583 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
585 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
588 2004-07-09 Richard Henderson <rth@redhat.com>
590 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
591 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
592 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
593 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
595 * config/v850/v850-protos.h (v850_va_arg): Remove.
596 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
597 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
598 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
599 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
600 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
602 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
605 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
606 and DImode to use +/-4k offset.
608 2004-07-09 Richard Henderson <rth@redhat.com>
610 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
612 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
613 (xstormy16_gimplify_va_arg_expr): Rewrite from
614 xstormy16_expand_builtin_va_arg.
615 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
617 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
618 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
620 * config/sh/sh-protos.h (sh_va_arg): Remove.
621 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
622 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
623 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
625 * config/pa/pa-protos.h (hppa_va_arg): Remove.
626 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
627 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
628 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
630 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
631 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
632 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
633 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
635 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
637 * config/sparc/sparc.md (return): Rewrite length formula.
638 * config/sparc/sparc.c (output_return): Pass 1 as 5th
639 argument to final_scan_insn when in a delay slot.
640 (output_sibcall): Likewise.
642 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
644 * arm.c (arm_cpp_interwork): New variable.
645 (arm_override_options): Set it if TARGET_INTERWORK was on the command
647 * arm.h (arm_cpp_interwork): Declare it.
648 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
649 __THUMB_INTERWORK__ in the preprocessor.
651 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
653 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
655 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
658 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
659 Override default settings to account for -m32 and -m64.
661 2004-07-08 Randolph Chung <tausq@debian.org>
663 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
665 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
667 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
668 before comparing it as such.
670 2004-07-08 Richard Henderson <rth@redhat.com>
672 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
673 temporary. Use bit arithmetic to align.
675 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
677 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
678 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
679 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
680 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
681 add_labels_and_missing_jumps, find_jump_block,
682 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
684 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
685 link_btr_uses, move_btr_def): Likewise.
686 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
687 expand_builtin_expect_jump): Likewise.
688 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
689 * calls.c (expand_call, emit_library_call_value_1): Likewise.
690 * cfganal.c (forwarder_block_p): Likewise.
691 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
692 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
693 find_bb_boundaries): Likewise.
694 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
695 merge_blocks_move_predecessor_nojumps,
696 merge_blocks_move_successor_nojumps, insns_match_p,
697 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
698 try_optimize_cfg): Likewise.
699 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
700 * cfglayout.c (skip_insns_after_block, label_for_bb,
701 record_effective_endpoints, insn_locators_initialize,
702 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
703 * cfgmainloop.c (create_loop_notes): Likewise.
704 * cfgrtl.c (delete_insn, delete_insn_chain,
705 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
706 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
707 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
708 redirect_branch_edge, force_nonfallthru_and_redirect,
709 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
710 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
711 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
712 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
713 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
714 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
715 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
716 * combine.c (combine_instructions, can_combine_p, try_combine,
717 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
718 distribute_notes, distribute_links, insn_cuid): Likewise.
719 * cse.c (fold_rtx, cse_insn, cse_around_loop,
720 invalidate_skipped_block, cse_set_around_loop,
721 cse_end_of_basic_block, cse_main, cse_basic_block,
722 cse_condition_code_reg): Likewise.
723 * cselib.c (cselib_process_insn): Likewise.
724 * ddg.c (create_ddg): Likewise.
725 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
727 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
728 gen_label_die, dwarf2out_var_location): Likewise.
729 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
730 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
731 last_call_insn, active_insn_p, next_label, prev_label,
732 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
733 add_insn_before, remove_insn, add_function_usage_to,
734 reorder_insns, find_line_note, remove_unnecessary_notes,
735 emit_insn_after_1, classify_insn): Likewise.
736 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
737 connect_post_landing_pads, sjlj_mark_call_sites,
738 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
739 can_throw_internal, can_throw_external, set_nothrow_function_flags,
740 convert_to_eh_region_ranges): Likewise.
741 * explow.c (optimize_save_area_alloca): Likewise.
742 * expr.c (expand_expr_real): Likewise.
743 * final.c (insn_current_reference_address, compute_alignments,
744 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
745 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
746 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
747 propagate_block_delete_insn, propagate_one_insn,
748 init_propagate_block_info, propagate_block, libcall_dead_p,
749 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
751 * function.c (instantiate_virtual_regs, reorder_blocks_1,
752 expand_function_start, expand_function_end, contains,
753 thread_prologue_and_epilogue_insns,
754 reposition_prologue_and_epilogue_notes): Likewise.
755 * gcse.c (constprop_register, bypass_conditional_jumps,
756 insert_insn_end_bb, gcse_after_reload): Likewise.
757 * genemit.c (gen_expand, gen_split): Likewise.
758 * genpeep.c (gen_peephole, main): Likewise.
759 * global.c (build_insn_chain): Likewise.
760 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
761 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
762 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
763 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
764 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
765 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
766 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
767 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
768 dead_or_predicable): Likewise.
769 * integrate.c (try_constants): Likewise.
770 * jump.c (rebuild_jump_labels, cleanup_barriers,
771 purge_line_number_notes, init_label_info, mark_all_labels,
772 squeeze_notes, get_label_before, get_label_after,
773 reversed_comparison_code_parts, simplejump_p, pc_set,
774 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
775 delete_barrier, delete_prior_computation, delete_computation,
776 delete_related_insns, delete_for_peephole, redirect_jump):
778 * lcm.c (optimize_mode_switching): Likewise.
779 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
781 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
782 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
783 * loop-iv.c (simplify_using_assignment): Likewise.
784 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
785 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
786 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
787 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
788 check_insn_for_givs, check_final_value, update_giv_derive,
789 basic_induction_var, product_cheap_p, check_dbra_loop,
790 loop_insn_first_p, last_use_this_basic_block,
791 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
792 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
793 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
794 sms_schedule_by_order): Likewise.
795 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
796 * postreload.c (reload_cse_simplify_operands, reload_combine,
797 reload_cse_move2add): Likewise.
798 * predict.c (can_predict_insn_p, estimate_probability,
799 expected_value_to_br_prob, process_note_predictions): Likewise.
800 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
801 * profile.c (branch_prob): Likewise.
802 * ra-build.c (live_out_1, livethrough_conflicts_bb,
803 detect_webs_set_in_cond_jump): Likewise.
804 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
805 ra_print_rtl_with_bb): Likewise.
806 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
807 * recog.c (next_insn_tests_no_inequality, find_single_use,
808 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
809 * reg-stack.c (next_flags_user, record_label_references,
810 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
811 compensate_edge, convert_regs_1): Likewise.
812 * regclass.c (scan_one_insn): Likewise.
813 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
814 regmove_optimize, fixup_match_1, single_set_for_csa,
815 combine_stack_adjustments_for_block): Likewise.
816 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
817 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
818 find_equiv_reg): Likewise.
819 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
820 reload_as_needed, emit_input_reload_insns, do_output_reload,
821 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
823 * reorg.c (find_end_label, emit_delay_sequence,
824 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
825 get_jump_flags, rare_destination, mostly_true_jump,
826 try_merge_delay_insns, redundant_insn, own_thread_p,
827 fill_simple_delay_slots, fill_slots_from_thread,
828 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
829 dbr_schedule): Likewise.
830 * resource.c (find_basic_block, next_insn_no_annul,
831 find_dead_or_set_registers, mark_target_live_regs): Likewise.
832 * rtl.h (RTX_PREV): Likewise.
833 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
834 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
835 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
836 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
837 tablejump_p, computed_jump_p, insns_safe_to_move_p,
838 find_first_parameter_load, can_hoist_insn_p): Likewise.
839 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
840 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
841 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
842 schedule_ebbs): Likewise.
843 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
844 is_conditionally_protected, can_schedule_ready_p,
845 add_branch_dependences, debug_dependencies): Likewise.
846 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
848 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
849 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
850 set_dominates_use, ujump_to_loop_cont): Likewise.
851 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
852 * varasm.c (output_constant_pool_1): Likewise.
854 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
856 * tree-scalar-evolution.c: New file.
857 * tree-scalar-evolution.h: New file.
858 * tree-ssa-loop-niter.c: New file.
859 * Makefile.in (SCEV_H): New.
860 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
861 * cfgloop.h (struct loop): Add bounds field.
862 * tree-flow.h (struct tree_niter_desc): New type.
863 (number_of_iterations_cond, number_of_iterations_exit,
864 loop_niter_by_eval, find_loop_niter_by_eval,
865 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
866 free_numbers_of_iterations_estimates): Declare.
867 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
868 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
869 * doc/invoke.texi (max-iterations-to-track): Document.
871 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
873 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
874 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
875 (MODE_AFTER): Add cast appropriately.
876 * config/sh/sh.md (movdi splitter): Likewise.
877 (casesi_worker_2): Add const qualifier appropriately.
878 (eh_return): Remove unused variable.
879 (insv): Initialize v;
881 2004-07-08 Richard Henderson <rth@redhat.com>
883 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
884 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
885 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
886 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
887 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
889 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
890 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
891 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
892 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
894 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
895 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
896 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
897 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
899 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
900 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
901 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
902 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
904 * config/i860/i860-protos.h (i860_va_arg): Remove.
905 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
906 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
907 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
909 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
911 * system.h: Prototype getpagesize if missing.
912 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
913 * configure: Regenerate.
914 * config.in: Regenerate.
916 2004-07-08 Richard Henderson <rth@redhat.com>
918 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
919 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
920 (fr30_gimplify_va_arg_expr): New.
921 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
922 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
924 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
927 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
928 of asm_noperands result.
930 2004-07-08 Richard Henderson <rth@redhat.com>
932 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
933 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
934 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
935 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
937 2004-07-08 Richard Henderson <rth@redhat.com>
939 * builtins.c (ind_gimplify_va_arg_expr): New.
940 * tree.h (ind_gimplify_va_arg_expr): Declare.
941 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
943 2004-07-08 Jan Beulich <jbeulich@novell.com>
945 * expmed.c (extract_bit_field): Correct condition to use vec_extract
946 patterns also on vector elements other than the first one.
947 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
950 2004-07-08 Geoffrey Keating <geoffk@apple.com>
952 * config/rs6000/darwin-ldouble.c: Correct reference
953 to the Linnainmaa paper.
955 2004-07-08 Richard Henderson <rth@redhat.com>
957 * config/arc/arc-protos.h (arc_va_arg): Remove.
958 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
959 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
960 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
962 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
963 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
964 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
965 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
967 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
969 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
971 2004-07-08 Zack Weinberg <zack@codesourcery.com>
973 * c-decl.c (static_ctors, static_dtors): Make static.
974 (pop_file_scope): Call c_common_write_pch and
975 cgraph_finalize_compilation_unit here.
976 (build_cdtor): Moved here from c-objc-common.c; simplify.
977 (c_write_global_declarations_1): Clarify comment.
978 (c_write_global_declarations): Close the external scope before
979 doing anything else. Call build_cdtor, cgraph_optimize, and
980 mudflap_finish_file here.
981 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
983 * c-objc-common.c: No need to include cgraph.h.
984 (build_cdtor): Moved to c-decl.c.
985 (c_objc_common_finish_file): Delete.
986 * c-tree.h: Update to match.
987 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
988 (generate_static_references): Set TREE_USED before calling finish_decl.
989 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
990 on the static_instances_decl.
992 2004-07-08 Zack Weinberg <zack@codesourcery.com>
994 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
995 decls when there is only one input translation unit.
996 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
997 change of 2004-07-05; do not treat declarations with
998 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
999 * opts.c (cur_in_fname): Delete.
1001 * tree.c: Revert changes of 2004-07-05; no special treatment
1002 for TRANSLATION_UNIT_DECLs.
1003 * Makefile.in (tree.o): Update dependencies.
1005 2004-07-08 Roger Sayle <roger@eyesopen.com>
1007 * builtins.c (fold_builtin_strcpy): Merge functionality from
1008 simplify_builtin_strcpy. Add additional len argument. No longer
1009 static. Remove function prototype.
1010 (fold_builtin_strncpy): Likewise integrate functionality from
1011 simplify_builtin_strncpy. Add additional slen argument. No
1012 longer static. Remove function prototype.
1013 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1014 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1015 types of "ignore" and "unlocked" parameters to bool.
1016 (fold_builtin_1): Add additional ignore argument. Call renamed
1017 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1018 builtins. Update arguments to fold_builtin_strncpy and
1019 fold_builtin_strcpy. Add function prototype.
1020 (fold_builtin): Add additional Boolean ignore argument to pass
1022 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1023 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1024 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1026 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1027 simplify_builtin_strncpy): Delete function prototypes.
1028 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1029 fold_builtin_strncpy): Add function prototypes here.
1030 (fold_builtin): Update function prototype with new "bool ignore".
1032 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1033 (ccp_fold_builtin): Update call to fold_builtin. Call
1034 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1035 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1036 simplify_builtin_strncpy respectively.
1037 * fold-const.c (fold): Update call to fold_builtin.
1039 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1041 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1044 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1045 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1046 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1047 * calls.c: Remove ifdefs of macros above.
1048 * functions.c: Likewise.
1051 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1053 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1054 (arch attribute): Delete.
1055 (current_function_calls_alloca attribute): Rename into calls_alloca.
1056 (calls_eh_return): New attribute.
1057 (leaf_function): Likewise.
1058 (length attribute): Fix formula for sibcalls.
1059 (return insn): Correctly compute the 'length' attribute.
1060 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1062 2004-07-08 Richard Henderson <rth@redhat.com>
1064 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1065 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1066 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1067 * tree-eh.c (lower_eh_constructs_1): Likewise.
1068 * tree-sra.c (sra_walk_modify_expr): Likewise.
1069 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1070 (eliminate_unnecessary_stmts): Likewise.
1071 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1072 * tree-tailcall.c (optimize_tail_call): Likewise.
1073 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1075 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1076 Jakub Jelinek <jakub@redhat.com>
1078 * config/i386/i386.c (override_options): Enable
1079 SSE prefetches with -mtune, as long as we are
1080 compiling for i686 or higher. All i686 processors
1081 accept SSE prefetches as NOPS, some i586's don't.
1083 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1086 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1088 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1090 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1091 the handling of clobbering ASM_EXPRs.
1093 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1096 * config/sparc/sparc.c (function_value): In 64-bit mode,
1097 return the aggregates larger than 16 bytes like unions.
1099 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1102 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1103 'temp' is zero, generate new pseudos as needed and emit the
1104 sequence of insns in single-assignment form. Resync comments
1106 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1107 function before reload.
1109 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1111 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1113 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1115 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1116 Allocation is signed.
1117 (VEC_reserve): Return flag, allocation is signed.
1119 2004-07-08 Richard Henderson <rth@redhat.com>
1121 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1122 OBJ_TYPE_REF_OBJECT.
1124 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1125 Neil Booth <neil@daikokuya.co.uk>
1129 * c-decl.c (finish_struct): Ensure bit-fields are given the
1131 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1132 the precision to match as well as the mode.
1133 * expr.c (reduce_to_bit_field_precision): New function.
1134 (expand_expr_real_1): Reduce expressions of bit-field type to
1136 * langhooks.h (reduce_bit_field_operations): New hook.
1137 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1139 * c-lang.c, objc/objc-lang.c
1140 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1141 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1143 * tree.c (build_nonstandard_integer_type): New function.
1144 * tree.h (build_nonstandard_integer_type): New prototype.
1145 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1146 conversions between integer and boolean types as useless.
1148 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1150 * c-common.c (c_common_nodes_and_builtins): Do not
1151 create __builtin_ptrdiff_t and __builtin_size_t.
1153 2004-07-08 Andrew Pinski <apinski@apple.com>
1155 * Makefile.in (libbackend.o): Add -combine to the gcc
1158 2004-07-08 Nick Clifton <nickc@redhat.com>
1160 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1163 2004-07-08 Richard Henderson <rth@redhat.com>
1165 * except.c (expand_eh_region_start, expand_eh_region_end,
1166 expand_eh_handler, expand_eh_region_end_cleanup,
1167 expand_start_all_catch, expand_start_catch, expand_end_catch,
1168 expand_end_all_catch, expand_eh_region_end_allowed,
1169 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1170 expand_eh_region_end_fixup): Remove.
1171 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1172 cleanups, outer_cleanups, label_chain, exception_region.
1173 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1174 (struct label_chain): Remove.
1175 (struct stmt_status): Remove x_stack_block_stack.
1176 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1177 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1178 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1179 end_cleanup_deferral, last_cleanup_this_contour,
1180 containing_blocks_have_cleanups_or_stack_level,
1181 any_pending_cleanups): Remove.
1182 (expand_null_return_1): Take no arguments.
1183 (expand_label, expand_naked_return, expand_return,
1184 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1185 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1186 expand_end_case_type): Don't use any of them.
1187 * calls.c (expand_call): Likewise.
1188 * dojump.c (do_jump): Likewise.
1189 * function.c (expand_function_end): Likewise.
1190 * expr.c (store_expr, expand_expr_real_1): Likewise.
1191 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1192 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1193 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1194 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1195 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1196 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1197 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1198 for WITH_CLEANUP_EXPR.
1199 (gimple_push_cleanup): Likewise.
1200 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1201 * print-tree.c (print_node): Likewise.
1202 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1203 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1204 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1205 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1206 (GOTO_SUBROUTINE_EXPR): Remove.
1207 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1208 (DECL_TOO_LATE): Remove.
1209 * except.h, tree.h: Update decls.
1211 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1213 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1214 * passes.c (rest_of_handle_final): Handle symout.
1215 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1217 (rest_of_handle_sched): Break out SMS. Remove ifs for
1218 flag_schedule_insns and flag_modulo_sched.
1219 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1221 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1222 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1223 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1224 rest_of_handle_mode_switching, rest_of_handle_jump,
1225 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1226 rest_of_handle_jump2, rest_of_handle_postreload,
1227 rest_of_handle_flow2, rest_of_clean_state,
1228 rest_of_handle_shorten_branches,
1229 rest_of_handle_prologue_epilogue,
1230 rest_of_handle_branch_target_load_optimize): New.
1231 (rest_of_compilation): Call the above. Remove ggc_collect
1232 calls moved to rest_of_handle_*.
1233 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1235 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1236 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1237 * except.h (set_nothrow_function_flags): Update comment.
1238 * function.c (current_function_nothrow): Remove.
1239 * output.h (current_function_nothrow): Remove.
1240 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1241 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1243 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1246 * reorg.c: Revert 2004-06-30 change.
1247 (find_end_label): If HAVE_epilogue and !HAVE_return,
1248 return 0 instead of creating a label at the end of the insn chain.
1249 (optimize_skip): Account for the failure mode of find_end_label.
1250 (fill_simple_delay_slots): Likewise.
1251 (fill_slots_from_thread): Likewise.
1252 (relax_delay_slots): Likewise.
1254 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1256 * tree-flow.h (addressable_vars): Declare.
1257 * tree-ssa-alias.c (addressable_vars): Define.
1258 (setup_pointers_and_addressables): Add addressable variables
1259 to addressable_vars.
1260 * tree-ssa-operands.c (get_stmt_operands): Move
1261 handling of ASM_EXPRs ...
1262 (get_asm_expr_operands): ... here.
1263 When the ASM_EXPR clobbers memory, also clobber addressable
1265 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1266 (delete_tree_ssa): Reset addressable_vars.
1268 2004-07-07 Jan Beulich <jbeulich@novell.com>
1269 Richard Henderson <rth@redhat.com>
1271 * varasm.c (assemble_variable): Use assemble_zeros for
1272 zero-initialized variables.
1273 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1274 for SECCAT_BSS and SECCAT_TBSS.
1276 2004-07-07 Jan Beulich <jbeulich@novell.com>
1278 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1280 * expmed.c (emit_store_flag): Also special-case double-word
1281 (in-)equality comparison against -1.
1283 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1284 passing arguments the containers for which are registers.
1286 * calls.c (emit_library_call_value_1): Use mode of function parameter
1287 rather than that of argument since constants have none.
1289 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1291 Introduce H8SX support.
1292 * expr.c (expand_strcpy): Renamed and moved to...
1293 * builtins.c (expand_movstr): ... here. Tweak.
1294 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1295 computed or has side effects.
1296 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1297 unused, or if mempcpy fails. Adjust the return value in the
1298 latter case. Use movstr if everything else fails.
1299 * doc/md.texi (movstr): Document.
1300 (movmemM, clrmemM): Fix explanation of memory block operands.
1301 * config/h8300/h8300.md (stpcpy): Renamed to...
1302 (movstr): ... this. Adjust.
1303 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1304 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1305 movmem* and clrstr* to clrmem*.
1306 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1307 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1308 GENERAL_REGS, always.
1309 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1310 getting the stack pointer as addr.
1311 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1312 from general_operand_dst.
1313 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1315 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1316 instead of requiring it to match only before reload.
1317 (stpcpy_internal_normal): New, normal-mode variant of...
1318 (stpcpy_internal): ... this. Add modes to operands. Disparage
1319 `D' instead of requiring it to match only before reload.
1320 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1322 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1323 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1325 * config/h8300/h8300.md (attr type): Add call.
1326 (attr can_delay): If type is call, set it no.
1327 (call, call_value): Set type to call.
1328 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1329 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1330 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1331 * tree.c (get_narrower): Don't narrow integral types into
1333 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1334 frame_size *before* the first use.
1335 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1337 (peephole2): Don't widen instructions that push SP. Move
1338 decrement of SP to the end of all stm-generating peepholes.
1339 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1340 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1341 and OR to set it to all ones.
1342 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1343 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1344 (call, call_value): Set can_delay to "no".
1345 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1346 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1347 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1348 * config/h8300/h8300.md (*brabit): Remove.
1349 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1350 zero_extract. Use bit_memory_operand as the predicate for
1351 operand 1 and 'WU' as the constraint. Check the difference
1352 between the base length and the final one when deciding which
1353 type of branch to use.
1354 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1355 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1356 Use convert_move to extend the result for TARGET_H8300SX. Check
1357 for QImode memory references. Optimize the case where the
1358 destination is a paradoxical subreg.
1359 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1360 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1361 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1362 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1363 * config/h8300/h8300.md: Include mova.md
1364 (length_table): Add mova and mova_zero.
1365 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1366 after all constant addresses for '%R', '%X', '%T' and '%S'.
1367 (h8300_mova_length): New function.
1368 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1369 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1370 dependencies for s-config, etc.
1371 * config/h8300/gemova.sh: New file.
1372 * config/h8300/mova.md: Generated.
1373 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1374 * config/h8300/h8300.c (h8300_bitfield_length): New.
1375 (nibble_operand): Adjust.
1376 (h8300_binary_length): Handle conditional binary op.
1377 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1378 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1379 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1380 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1381 constraints. WU is introduced as a variant of U that requires a
1382 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1383 * config/h8300/h8300.md (attr type): Added bitbranch.
1384 (attr length_table): Added bitfield and bitbranch.
1385 (attr length): Compute bitbranch length.
1386 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1387 least-significant bit of a byte.
1388 (brabit, brabc, brabs): New.
1389 (insv, extzv): Emit bfst and bfld on H8300SX.
1390 (bfld, bfst, seq, sne): New.
1391 (bstzhireg, cmpstz, bstz, bistz): New.
1392 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1393 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1394 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1395 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1396 (h8sx_unary_memory_operator): New function.
1397 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1398 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1399 * config/h8300/h8300.md: Add peepholes to combine reloads and
1401 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1402 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1403 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1404 (and?i, ior?i, xor?i): Likewise.
1405 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1406 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1407 Various whitespace fixes.
1408 (h8300_constant_length): New function, split out from...
1409 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1410 (h8300_classify_operand): Use IN_RANGE.
1411 (h8300_classify_operand): Use h8300_constant_length.
1412 (h8300_short_move_mem_p): Tighten size check.
1413 (h8sx_mergeable_memrefs_p): Tighten equality check.
1414 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1415 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1417 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1418 * config/h8300/crtn.asm: Likewise.
1419 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1420 if __H8300SX__ is defined.
1421 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1422 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1423 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1424 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1425 addresses as mode-dependent.
1426 * config/h8300/h8300.c (print_operand_address): Update call to
1428 (h8300_get_index): Take a mode argument. Rework to fix an
1429 earlier misunderstanding.
1430 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1431 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1432 into a register if TARGET_H8300SX.
1433 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1434 TARGET_H8300SX. Also disable related define_splits.
1435 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1436 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1437 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1438 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1439 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1440 (EXTRA_CONSTRAINT_STR): Check it.
1441 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1443 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1444 * config/h8300/h8300.md (length_table): Add mov_imm4.
1445 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1446 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1447 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1449 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1450 * config/h8300/h8300.c (h8300_reorg): New function.
1451 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1452 * config/h8300/h8300.md (length): Subtract the length of the
1453 delay slot from (pc) when checking the range of forward branches.
1454 (delay_slot, can_delay): New attributes.
1455 (define_delay): Add bra/s handling.
1456 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1457 (jump): Add delayed-branch handling.
1458 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1459 * expr.c (expand_strcpy): New function.
1460 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1461 (expand_builtin_stpcpy): Likewise.
1462 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1463 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1464 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1465 handling to improve register allocation for -fno-omit-frame-pointer.
1466 (h8sx_split_movmd): Delete, moving er6 handling into...
1467 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1468 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1469 (movmd): Add calls to copy_rtx.
1470 (movmd_internal): In the second alternative, allow the initial and
1471 final destination registers to be different . Update the splitter
1472 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1473 instead of h8sx_split_movmd.
1474 (stpcpy, movsd): New expanders.
1475 (movsd_internal): New define_insn.
1476 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1477 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1478 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1479 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1480 and DESTINATION_REGS.
1481 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1482 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1483 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1484 (h8300_move_ratio): Declare.
1485 (MOVE_RATIO): Use it.
1486 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1487 (h8300_init_once): Initialize it.
1488 (h8300_reg_class_from_letter): New function.
1489 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1490 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1491 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1492 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1493 (movstrsi, movmd): New expanders.
1494 (movmd_internal): New insn.
1495 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1496 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1497 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1498 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1499 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1500 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1501 * config/h8300/h8300.c (nibble_operand): Fix warning.
1502 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1503 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1504 (movsf_h8300h): Disable for TARGET_H8300SX.
1505 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1506 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1507 h8300_stm_parallel and h8300_return_parallel.
1508 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1509 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1510 h8300_stm_parallel, h8300_return_parallel): New functions.
1511 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1512 if TARGET_H8300SX. Use h8300_push_pop.
1513 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1514 and final pop when generating h8sx code. Always emit some form
1516 * config/h8300/h8300.md: Don't enforce register alignment in
1517 stm peepholes if TARGET_H8300SX.
1518 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1519 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1520 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1521 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1522 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1523 (MULTILIB_DIRNAMES): Add a directory for it.
1524 (MULTILIB_MATCHES): Delete.
1525 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1526 * final.c (walk_alter_subreg): Handle addresses with subregs
1527 inside a ZERO_EXTEND or AND.
1528 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1529 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1531 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1532 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1533 @(dd,Rn.w) and @(dd,ERn.L).
1534 (h8300_displacement_size): Take the whole address as argument.
1535 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1536 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1537 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1538 (h8sx_mergeable_memrefs_p): Declare.
1539 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1540 (HAVE_PRE_INCREMENT): Likewise.
1541 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1542 addresses for TARGET_H8300SX,
1543 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1545 (movb_length_table, movl_length_table): New tables.
1546 (movw_length_table): Define to movb_length_table.
1547 (h8300_displacement_size): New, split out from...
1548 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1549 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1550 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1551 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1552 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1553 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1554 (h8sx_unary_shift_operator): Get the mode from the operator.
1555 (binary_shift_operator): Likewise.
1556 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1557 a memory reference, check whether the reference is offsettable.
1558 (length_table): Add movb, movw and movl.
1559 (movqi): Add new h8sx pattern. Don't force one operand to be a
1560 register when generating h8sx code.
1561 (movhi, movsi, movsf): Likewise.
1562 (movstrictqi): Use the length_table attribute.
1563 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1564 (addqi3): Split into a define_expand and define_insn. Don't accept
1565 memory operands in the expander. Use h8300_operands_match_p to
1566 check for matching operands in the define_insn.
1567 (subqi3, negqi2, one_cmplqi2): Likewise.
1568 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1569 in any patterns that are unused in h8sx code. In the h8sx patterns,
1570 use h8300_operands_match_p to check whether operands match.
1571 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1572 one_cmpl[hs]i3): Likewise.
1573 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1575 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1576 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1577 (h8300_insn_length_from_table): Add a second parameter.
1578 (output_h8sx_shift): Declare.
1579 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1580 (EXTRA_CONSTRAINT): Replace with...
1581 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1582 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1583 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1584 and h8sx_binary_shift_operator.
1585 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1587 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1588 (bit_memory_operand, fix_bit_operand): Likewise.
1589 (h8300_length_table_for_insn): Remove.
1590 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1592 (h8300_short_immediate_length, h8300_binary_length): New functions.
1593 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1594 (output_plussi): Use sub to add negative constants.
1595 (compute_plussi_length): Adjust accordingly.
1596 (h8sx_single_shift_type): New enum.
1597 (h8sx_single_shift, h8sx_unary_shift_operator,
1598 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1599 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1600 single h8sx instruction. Return false in this case.
1601 * config/h8300/h8300.md (length_table): Add short_immediate.
1602 (length): Pass the operand array to h8300_insn_length_from_table.
1603 (adjust_length): Assume "no" for insns with a length_table attribute.
1604 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1605 (*addhi3_h8300hs): Don't use for h8sx.
1606 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1608 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1609 1's predicate to nonimmediate_operand. Only skip default expansion
1610 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1611 for single h8sx shift instructions.
1612 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1613 * config/h8300/h8300.c (nibble_operand): Split out of...
1614 (reg_or_nibble_operand): ... this.
1615 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1616 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1617 umulhisi3): Introduce expand, and introduce separate insns for
1618 sign- or zero-extended REG and already-extended CONST_INT.
1619 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1620 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1621 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1622 (subhi3): Likewise. Don't accept immediates for operand 1.
1623 Remove the early clobber from second alternative of the h8300s pattern.
1624 (subsi3): Generalize for h8sx. Force operand 2 into a register
1625 on plain h8300 targets.
1626 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1627 (subsi3_h8300h): Generalize for h8sx.
1628 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1629 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1630 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1631 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1632 (TARGET_H8300SXMUL): New.
1633 (CONST_OK_FOR_P): New.
1634 (CONST_OK_FOR_LETTER_P): Adjust.
1635 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1636 umulhisi3): Accept 4-bit immediate on H8SX.
1637 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1638 (udivsi3, divhi3, udivsi3, divsi3): New.
1639 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1640 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1641 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1642 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1643 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1644 Add ADDRESSOF to the bit_operand entry.
1645 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1646 (h8300_src_operand): Likewise.
1647 (bit_operand): Check nonimmediate_operand rather than general_operand.
1648 Accept any nonimmediate_operand in h8sx code.
1649 (h8300_and_costs): Initialize operands[1].
1650 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1651 (h8300_operand_class): New enum.
1652 (h8300_length_table): New typedef.
1653 (addb_length_table, addw_length_table, addl_length_table,
1654 logicl_length_table): New tables.
1655 (logicb_length_table, logicw_length_table): New macros.
1656 (h8300_classify_operand, h8300_length_from_table,
1657 h8300_length_table_for_insn, h8300_unary_length,
1658 h8300_insn_length_from_table): New functions.
1659 (output_plussi): Only use adds and subs for register destinations.
1660 Disable redundant clause.
1661 (compute_plussi_cc): Likewise.
1662 (compute_plussi_length): Likewise. Use h8300_length_from_table
1663 to work out the length of an insn.
1664 (output_logical_op): Only use narrower immediate instructions
1665 if the destination is a register.
1666 (compute_logical_op_cc): Likewise.
1667 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1668 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1669 * config/h8300/h8300.md (length_table): New attribute.
1670 (length): When an instruction has a length_table attribute, use
1671 h8300_insn_length_from_table to calculate its default length.
1672 (cmpqi): Use h8300_dst_operand for the first operand and
1673 h8300_src_operand for the second.
1674 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1675 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1676 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1677 iorsi3, xorhi3, xorsi3): Likewise.
1678 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1679 so that it allows any combination of operands for TARGET_H8300SX.
1680 (iorqi3, xorqi3): Likewise.
1681 (cmpqi): Use the length_table attribute.
1682 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1683 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1684 (cmpqi): Add 'Q' constraint.
1685 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1686 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1687 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1688 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1689 (TARGET_H8300S): True for both -ms and -msx.
1690 (TARGET_H8300SX): New macro.
1691 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1692 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1693 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1694 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1696 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1697 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1698 16-bit pointers and 32-bit ints.
1699 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1700 CONST_DOUBLE with mode no wider than SImode.
1701 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1703 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1704 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1706 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1707 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1708 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1710 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1712 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1714 2004-07-07 Per Bothner <per@bothner.com>
1716 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1718 2004-07-07 Mike Stump <mrs@apple.com>
1720 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1721 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1722 (machopic_finish): Likewise.
1724 2004-07-07 Richard Henderson <rth@redhat.com>
1726 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1727 through any value-preserving cast.
1729 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1731 * function.c (assign_parm_find_data_types): Call
1732 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1734 2004-07-07 Steven Bosscher <stevenb@suse.de>
1736 * tree-cfg.c (group_case_labels): Remove case labels that have
1737 the same target as the default case.
1739 2004-07-07 Steven Bosscher <stevenb@suse.de>
1741 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1742 regardless of DECL_LANG_SPECIFIC being present or not.
1743 * tree.h (DECL_NUM_STMTS): Purge.
1745 2004-07-07 Andrew Pinski <apinski@apple.com>
1747 * configure: Regenerate with the right autoconf.
1749 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1751 * ifcvt.c (total_bb_rtx_cost): New function.
1752 (find_if_case_1): Compare rtx_cost of basic block to cost of
1754 (find_if_case_2): Same.
1756 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1759 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1760 (output_return): Likewise.
1761 (output_sibcall): Abort if !flag_delayed_branch.
1762 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1763 (emit_and_preserve): New function.
1764 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1765 indirect jump to the thunked-to function if !flag_delayed_branch.
1766 * config/sparc/sparc.md (delayed_branch): New attribute.
1767 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1768 attribute to compute the length of the insn.
1769 (goto_handler_and_restore): Likewise.
1771 2004-07-07 Andrew Pinski <apinski@apple.com>
1773 PR tree-optimization/15777
1774 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1776 * expr.c (expand_expr_real_1): Fix formating.
1777 BUFFER_REF and IN_EXPR are dead.
1778 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1779 * tree-inline.c (estimate_num_insns_1): Likewise.
1780 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1781 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1782 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1784 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1786 * collect2.c (dump_file): Don't call cplus_demangle if
1787 HAVE_LD_DEMANGLE is defined.
1788 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1789 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1790 if HAVE_LD_DEMANGLE is defined.
1792 * configure.ac (--with-demangler-in-ld): Added
1793 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1794 --with-demangler-in-ld is used.
1795 * config.in: Regenerated.
1796 * configure: Likewise.
1798 2004-07-07 Roger Sayle <roger@eyesopen.com>
1800 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1801 for simple floating point operations "fp", double precision
1802 multiplication "dmul", and single and double precision division
1803 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1804 (ppc630_cost): New table split from ppc620_cost, to distinguish
1805 differences in floating point latencies.
1806 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1807 (rs6000_rtx_costs): Add support for single and double precision
1808 floating point addition, subtraction, multiplication, division,
1809 fused-multiply-add, fused-multiply-sub, negation, absolute value
1810 and negative absolute value. Tweak MEM case to use prefered idiom.
1812 2004-07-07 Richard Henderson <rth@redhat.com>
1814 * tree-flow-inline.h (may_propagate_copy): Move...
1815 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1816 attempt to copy between types requiring conversion.
1817 * tree-flow.h (may_propagate_copy): Update decl.
1818 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1820 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1822 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1823 from -mtune= option.
1825 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1827 * builtins.c: Rename movstr*, except for movstrict*, to
1828 movmem* and clrstr* to clrmem*.
1831 * genopinit.c: Likewise.
1832 * integrate.c: Likewise.
1833 * local-alloc.c: Likewise.
1834 * optabs.c: Likewise.
1835 * optabs.h: Likewise.
1836 * config/alpha/alpha.h: Likewise.
1837 * config/alpha/alpha.md: Likewise.
1838 * config/arm/arm-protos.h: Likewise.
1839 * config/arm/arm.c: Likewise.
1840 * config/arm/arm.md: Likewise.
1841 * config/avr/avr.md: Likewise.
1842 * config/c4x/c4x.c: Likewise.
1843 * config/c4x/c4x.md: Likewise.
1844 * config/frv/frv.md: Likewise.
1845 * config/i386/i386-protos.h: Likewise.
1846 * config/i386/i386.c: Likewise.
1847 * config/i386/i386.h: Likewise.
1848 * config/i386/i386.md: Likewise.
1849 * config/i860/i860.c: Likewise.
1850 * config/i860/i860.md: Likewise.
1851 * config/ip2k/ip2k.md: Likewise.
1852 * config/ip2k/libgcc.S: Likewise.
1853 * config/ip2k/t-ip2k: Likewise.
1854 * config/m32r/m32r.c: Likewise.
1855 * config/m32r/m32r.md: Likewise.
1856 * config/mcore/mcore.md: Likewise.
1857 * config/mips/mips.c: Likewise.
1858 * config/mips/mips.md: Likewise.
1859 * config/ns32k/ns32k.c: Likewise.
1860 * config/ns32k/ns32k.h: Likewise.
1861 * config/ns32k/ns32k.md: Likewise.
1862 * config/pa/pa.c: Likewise.
1863 * config/pa/pa.md: Likewise.
1864 * config/pdp11/pdp11.h: Likewise.
1865 * config/pdp11/pdp11.md: Likewise.
1866 * config/rs6000/rs6000.c: Likewise.
1867 * config/rs6000/rs6000.md: Likewise.
1868 * config/s390/s390-protos.h: Likewise.
1869 * config/s390/s390.c: Likewise.
1870 * config/s390/s390.md: Likewise.
1871 * config/sh/lib1funcs.asm: Likewise.
1872 * config/sh/sh.c: Likewise.
1873 * config/sh/sh.md: Likewise.
1874 * config/sh/t-sh: Likewise.
1875 * config/sparc/sparc.h: Likewise.
1876 * config/vax/vax.md: Likewise.
1877 * config/xtensa/xtensa.c: Likewise.
1878 * config/xtensa/xtensa.md: Likewise.
1879 * doc/invoke.texi: Likewise.
1880 * doc/md.texi: Likewise.
1881 * doc/rtl.texi: Likewise.
1883 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1886 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1887 * config/mips/mips.c (mips_declare_common_object): New function,
1888 mostly split out from...
1889 (mips_output_aligned_decl_common): ...here.
1890 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1891 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1892 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1893 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1895 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * function.c (assign_parms): Fix typo from previous change.
1900 2004-07-07 Jason Merrill <jason@redhat.com>
1903 * doc/extend.texi (C++ Interface): Correct information and
1906 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1911 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1914 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1917 * config/m32r/m32r.c (m32r_function_symbol): New function:
1918 Generate a symbol name RTX with the correct m32r specific flags
1920 (block_move_call): Use new function to generate correct symbol.
1921 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1922 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1925 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1927 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1928 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1929 TYPE_BINFO_BASETYPE): Remove.
1930 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1932 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1934 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1935 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1936 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1937 (struct tree_binfo): Rename base_types to base_binfos.
1938 * alias.c (record_component_aliases): Adjust BINFO macros.
1939 * dbxout.c (dbxout_type): Likewise.
1940 * dwarf2out.c (gen_member_die): Likewise.
1941 * sdbout.c (sdbout_one_type): Likewise.
1942 * tree-dump.c (deque_and_dump): Likewise.
1943 * config/i386/i386.c (classify_argument,
1944 contains_128bit_aligned_vector_p): Likewise.
1946 2004-07-07 Nick Clifton <nickc@redhat.com>
1948 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1949 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1951 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1953 * vec.h: Fix the example use.
1955 2004-07-06 Richard Henderson <rth@redhat.com>
1957 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1958 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1959 * tree-inline.c (copy_body_r, setup_one_parameter,
1960 initialize_inlined_parameters, expand_call_inline,
1961 declare_inline_vars): Don't check it.
1962 (expand_calls_inline): Remove old version, rename new version
1963 from gimple_expand_calls_inline.
1964 * tree-optimize.c (execute_gimple): Remove.
1965 (pass_gimple): Don't run anything.
1967 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1969 * doc/sourcebuild.texi: Use semicolons instead of commas in
1972 2004-07-06 Richard Henderson <rth@redhat.com>
1974 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1975 (sra_walk_modify_expr, scan_init): Likewise.
1976 (generate_element_zero): Check visited before scanning children.
1977 (generate_element_init): Set visited on error.
1978 (scalarize_init): Handle generate_element_init failure similar
1981 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1983 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1984 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1986 2004-07-06 Richard Henderson <rth@redhat.com>
1988 * config/i386/i386.c (legitimize_pic_address): Make static.
1989 (legitimize_address): Handle CONST with TLS operand.
1990 (ix86_expand_move): Don't call legitimize_pic_address directly.
1991 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1993 2004-07-06 Roger Sayle <roger@eyesopen.com>
1995 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1996 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1997 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1998 is currently executed unconditionally, i.e. not in "else_bb".
2000 2004-07-06 Steven Bosscher <stevenb@suse.de>
2002 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2003 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2004 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2005 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2006 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2007 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2008 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2009 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2010 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2011 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2012 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2013 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2014 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2015 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2016 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2017 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2019 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2021 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2022 * expr.c (expand_expr_real_1): Ditto.
2023 * tree-inline.c (estimate_num_insns_1): Ditto.
2024 * tree-pretty-print.c (dump_generic_node): Ditto.
2028 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2030 * tree-ssa-pre.c (reference_node_pool): New pool.
2031 (find_or_generate_expression): Class 'r' is okay too.
2032 (create_value_expr_from): Ditto.
2033 (add_to_sets): LHS should not include vuses.
2035 (compute_avail): Reverse ordering of tests.
2036 Valuize INDIRECT_REF as well.
2038 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2040 PR rtl-optimization/16380
2041 * loop.c (check_dbra_loop): Sink comparison instructions if they
2042 do something other than set cc0.
2044 2004-07-06 James E Wilson <wilson@specifixinc.com>
2046 * doc/interface.texi (longjmp and automatic variables): Delete
2047 paragraph recommending taking the address of a variable.
2049 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2051 * vec.h (VEC_embedded_alloc): Remove.
2052 (VEC_embedded_size, VEC_embedded_init): New.
2053 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2055 (VEC_truncate): New.
2056 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2057 (vec_embedded_alloc): Remove.
2058 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2059 (vec_embedded_alloc): Remove.
2061 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2063 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2064 (gt-langhooks.h): Remove.
2066 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2068 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2070 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2072 * config/sparc/sparc.c (get_pc_symbol): Rename into
2073 add_pc_to_pic_symbol.
2074 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2075 (load_pic_register): Account for previous changes.
2076 Use reg_names. Don't create the label twice.
2077 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2078 UNSPEC_LOAD_PCREL_SYM.
2079 (get_pc): Rename into load_pcrel_sym. Add predicate to
2080 operands. Remove condition.
2082 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2084 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2085 RECORD, UNION & QUAL_UNION is actually a binfo.
2087 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2088 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2089 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2090 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2091 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2092 (gen_inheritance_die): Likewise.
2093 * tree-dump.c (deque_and_dump): Likewise.
2094 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2096 2004-07-06 Steven Bosscher <stevenb@suse.de>
2098 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2100 * config/mcore/mcore.md: Model memory latency with a simple DFA
2101 pipeline description instead of a define_function_unit.
2103 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2105 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2106 * langhooks.h (var_mod_type_p): Likewise.
2107 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2108 * expr.c (count_type_elements): Properly handle return from
2109 array_type_nelts and properly test for overflow.
2110 * gimplify.c (gimplify_init_constructor): Properly handle return
2111 from array_type_nelts.
2112 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2113 * integrate.c (copy_decl_for_inlining): Correct comments.
2114 * tree-inline.c (remap_decl): Update comments, remove dead code,
2115 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2116 (remap_type): Only remap if variably modified by vars in function
2118 (copy_body_r): Use compatible_type langhooks to see when can fold.
2119 (setup_one_parameter): Don't remap type.
2120 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2121 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2122 compute TREE_INVARIANT for decl case.
2123 (find_var_from_fn): New function.
2124 (variably_modified_type_p): Add arg and call new function.
2125 * tree.h (variably_modified_type_p): Add extra arg.
2127 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2129 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2130 (goto_handler_and_restore_v9): Delete disabled insn.
2131 (goto_handler_and_restore_v9_sp64): Likewise.
2133 2004-07-05 Roger Sayle <roger@eyesopen.com>
2135 * calls.c (load_register_parameters): Call expand_shift instead
2136 of expand_binop with ashl_optab (or other shift optab) directly.
2137 * expr.c (emit_group_load, emit_group_store): Likewise.
2138 * function.c (assign_parm_setup_block): Likewise.
2139 * stmt.c (shift_return_value): Likewise.
2141 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2143 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2145 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2147 * doc/sourcebuild.texi: Revert previous patch.
2149 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2151 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2152 TARGET_MEM_FUNCTIONS.
2153 * system.h: Poison TARGET_MEM_FUNCTIONS.
2154 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2155 bcmp_libfunc, bzero_libfunc): Remove.
2156 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2158 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2159 * doc/standards.texi: Don't mention calling BSD string functions.
2160 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2161 * config/vax/t-memfuncs: New.
2162 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2163 config/memset.c: New.
2164 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2165 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2167 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2168 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2169 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2170 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2171 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2172 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2173 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2174 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2175 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2176 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2178 2004-07-05 Richard Henderson <rth@redhat.com>
2180 * function.c (assign_parm_setup_reg): Properly rename variables in
2181 FUNCTION_ARG_CALLEE_COPIES section.
2183 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2185 * tree-mudflap.c: Include cgraph.h.
2186 (mf_init_extern_trees): Rename to mudflap_init. Export.
2187 Rewrite to create synthetic declarations instead of looking
2188 up declarations from mf-runtime.h.
2189 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2190 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2192 (execute_mudflap_function_decls, mudflap_register_call):
2193 Don't call mf_init_extern_trees.
2194 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2196 * tree-mudflap.h: Update prototypes.
2197 * c-mudflap.c: Delete file.
2198 * c-common.c: Include tree-mudflap.h.
2199 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2200 * Makefile.in: Remove all references to c-mudflap.o.
2201 Update dependencies.
2203 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2205 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2206 displacements with the spatial-locality cache-control completer.
2208 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2210 * langhooks.c: Don't include gt-langhooks.h.
2211 (var_labelno): Delete.
2212 (lhd_set_decl_assembler_name): Do not append a distinguishing
2213 number to file-scope internal-linkage declarations for the first
2214 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2215 the declaration itself (if at block scope), or its containing
2216 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2219 * opts.c (cur_in_fname): New global.
2220 * opts.h: Declare it.
2221 * tree.c: Include opts.h.
2222 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2223 DECL_UID equal to cur_in_fname.
2224 (copy_node_stat): Do not change DECL_UID when copying a
2225 TRANSLATION_UNIT_DECL.
2226 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2227 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2229 * c-decl.c (c_static_assembler_name): Delete.
2230 * c-tree.h (c_static_assembler_name): Delete prototype.
2231 * c-lang.c, objc/objc-lang.c: Don't override
2232 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2234 * Makefile.in (tree.o): Update dependencies.
2235 (GTFILES): Remove langhooks.c.
2237 2004-07-05 Roger Sayle <roger@eyesopen.com>
2239 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2240 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2241 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2242 Optimize "X % -Y" as "X % Y" for signed modulus.
2243 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2244 into "((unsigned) X % Y) == 0".
2246 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2248 * sourcebuild.texi (Config Fragments): Use @comma{} in
2249 cross-reference to section title.
2251 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2253 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2254 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2255 (gimplify_target_expr, gimplify_expr): Likewise.
2256 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2257 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2259 (gimplify_compound_lval): See if we can strip any useless conversion.
2260 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2262 (gimplify_modify_expr_to_memset): Likewise.
2263 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2264 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2265 (declare_inline_vars): Likewise.
2266 (walk_type_fields): New function.
2267 (walk_tree): Use it.
2268 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2270 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2271 (sra_walk_modify_expr): Allow init function to fail.
2272 (scan_init): Now returns bool.
2273 (generate_element_init): If can't understand INIT, return false.
2274 (scalarize_init): Return false if generate_element_init does.
2276 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2279 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2280 bounds if bounds aren't constant.
2282 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2284 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2285 to type hooks; remove bogus PARAMS.
2287 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2289 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2290 * dwarf2out.c (add_data_member_location_attribute): Check for
2292 * tree.c (tree_node_kinds): Add "binfos".
2293 (binfo_lang_slots): New.
2294 (make_node_stat): Add TREE_BINFO.
2295 (make_tree_binfo_stat): New.
2296 (tree_node_structure): Add TREE_BINFO.
2297 * tree.def (TREE_BINFO): New.
2298 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2299 (RECORD_OR_UNION_CHECK): ... here.
2300 (NOT_RECORD_OR_UNION_CHECK): New.
2301 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2302 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2303 RECORD_OR_UNION_CHECK.
2304 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2305 (TYPE_LANG_SLOT_1): New.
2306 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2307 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2308 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2309 (BINFO_ELTS): Remove.
2310 (BINFO_LANG_SLOT): New.
2311 (struct tree_binfo): New.
2312 (binfo_lang_slots): Declare.
2313 (enum tree_node_structure_enum): Add TS_BINFO.
2314 (union tree_node): Add binfo.
2315 (make_tree_binfo_stat): Declare.
2316 (make_tree_binfo): New.
2317 (enum tree_node_kind): Add binfo_kind.
2319 * objc/objc-act.c (start_class, objc_declare_protocols,
2320 start_protocols): Use TYPE_LANG_SLOT_1.
2321 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2323 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2324 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2325 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2326 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2328 2004-07-05 Steven Bosscher <stevenb@suse.de>
2330 * rtl.h (struct rtx_def): Remove the integrated flag.
2331 Use the return_val flag for MEM_SCALAR_P.
2332 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2334 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2337 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2338 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2341 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2343 * var-tracking.c: Fix some comments.
2344 (frame_stack_adjust): New.
2345 (vt_stack_adjustments): Init stack_adjust of entry block to
2346 minus stack adjustment of function prologue.
2347 (adjust_stack_reference): Do not adjust if adjustment == 0.
2348 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2349 (emit_notes_in_bb): Likewise.
2350 (vt_add_function_parameters): Do not adjust locations of
2352 (vt_initialize): Compute the stack adjustment of function
2353 prologue and offset the initial "location" of frame_base_decl
2354 from the stack pointer after prologue.
2356 2004-07-04 Richard Henderson <rth@redhat.com>
2358 * function.c (struct assign_parm_data_all): New.
2359 (struct assign_parm_data_one): New.
2360 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2361 assign_parm_find_data_types, assign_parms_setup_varargs,
2362 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2363 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2364 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2365 assign_parm_setup_block, assign_parm_setup_reg,
2366 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2367 (assign_parms): ... here.
2369 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2371 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2372 now are bitmap_set_t's.
2373 (bitmap_insert_into_set): No point in inserting the value if
2375 (bitmap_set_contains): New function.
2376 (bitmap_set_replace_value): Add comment on why we do it
2378 (set_contains): Removed.
2379 (bitmap_set_subtract_from_value_set): New name of
2380 set_subtract now that it's arguments are two different
2383 (bitmap_find_leader): Change algorithm used.
2384 (find_or_generate_expression): Update use of functions for new
2386 (create_expression_by_pieces): Ditto.
2387 (insert_aux): Ditto.
2389 (add_to_sets): Ditto.
2391 (execute_pre): Ditto.
2392 (compute_avail): Ditto.
2393 Also ignore virtual phis.
2395 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2397 * combine.c (simplify_comparison): Fix comment typo.
2399 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2401 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2402 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2403 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2404 (output_restore): Change parameter from 'insn' to 'pat'.
2405 (output_return): Adjust call to output_restore.
2406 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2407 Adjust call to output_restore.
2409 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2411 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2412 and assert system is bsd.
2414 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2416 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2417 (TARGET_SWITCHES): Remove -mdebugc.
2418 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2419 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2420 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2421 (sle_[sd]i_reg): Delete.
2423 2004-07-04 Steven Bosscher <stevenb@suse.de>
2425 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2427 * config/iq2000/iq2000.md: Translate old pipeline description to an
2430 2004-07-04 Roger Sayle <roger@eyesopen.com>
2432 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2433 Ensure the replacement rhs is valid gimple before performing
2434 the substitution. Return false if these sanity checks fail.
2435 (fold_stmt): Only set changed to true, if set_rhs returns true.
2436 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2439 2004-07-04 Richard Henderson <rth@redhat.com>
2442 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2444 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2446 * configure.ac (ranlib_flags): New variable.
2447 * Makefile.in (RANLIB_FLAGS): New variable.
2448 (libbackend.a): Use it.
2449 * configure: Regenerated.
2451 2004-07-04 Roger Sayle <roger@eyesopen.com>
2453 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2454 a "sign mask" instead of using ashr_optab directly.
2456 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2458 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2459 * doc/cppopts.texi: Clarify processing of command-line defines.
2461 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2463 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2465 2004-07-04 Richard Henderson <rth@redhat.com>
2467 * rtl.def (ADDRESSOF): Remove.
2468 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2469 (find_base_term, memrefs_conflict_p): Likewise.
2470 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2471 (fold_rtx, cse_insn, set_live_p): Likewise.
2472 * dwarf2out.c (mem_loc_descriptor): Likewise.
2473 (add_location_or_const_value_attribute): Likewise.
2474 * emit-rtl.c (copy_insn_1): Likewise.
2475 * explow.c (memory_address): Likewise.
2476 * expmed.c (store_split_bit_field): Likewise.
2477 * expr.c (expand_expr_real_1): Likewise.
2478 * function.c (instantiate_decl
2479 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2480 * genrecog.c (preds, validate_pattern): Likewise.
2481 * integrate.c (copy_rtx_and_substitute): Likewise.
2482 * recog.c (general_operand, register_operand): Likewise.
2483 (memory_address_p): Likwise.
2484 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2485 * rtl.c (copy_rtx): Likewise.
2486 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2487 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2488 * rtlhooks.c (gen_lowpart_general): Likewise.
2489 * stmt.c (expand_asm_operands): Likewise.
2490 * web.c (entry_register, replace_ref, web_main): Likewise.
2491 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2492 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2493 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2494 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2495 * config/frv/frv.c (move_destination_operand, move_source_operand,
2496 condexec_dest_operand, condexec_source_operand,
2497 condexec_memory_operand): Likewise.
2498 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2499 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2500 (destination_xfmode_operand): Likewise.
2501 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2502 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2503 * config/s390/s390.c (general_s_operand): Likewise.
2504 * config/s390/s390.md (mov*): Likewise.
2505 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2507 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2508 * expr.c (expand_expr_real_1): Likewise.
2509 * stmt.c (expand_decl): Likewise.
2510 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2512 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2513 postponed_insns, put_var_into_stack, put_reg_into_stack,
2514 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2515 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2516 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2517 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2518 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2519 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2520 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2521 struct insns_for_mem_walk_info, insns_for_mem_walk,
2522 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2523 setjmp_protect_args): Remove.
2524 (push_function_context_to): Don't handle var_refs_queue.
2525 (pop_function_context_from, free_after_compilation): Likewise.
2526 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2527 (assign_parms, allocate_struct_function): Likewise.
2528 (use_register_for_decl): New.
2529 (expand_function_end): Don't setjmp_protect.
2530 * function.h (struct emit_status): Update commentary.
2531 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2532 (max_parm_reg, parm_reg_stack_loc): Remove.
2533 * passes.c (DFI_addressof): Remove.
2534 (dump_file_info): Remove addressof.
2535 (rest_of_handle_addressof): Remove.
2536 (rest_of_compilation): Don't call it.
2537 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2538 * stmt.c (expand_decl): Use use_register_for_decl.
2539 * tree.h: Update decls.
2540 * web.c (mark_addressof): Remove.
2541 * doc/invoke.texi (-dF): Remove.
2543 2004-07-03 Richard Henderson <rth@redhat.com>
2545 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2546 instead of gen_mem_addressof.
2547 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2548 TImode output register.
2550 2004-07-03 Richard Henderson <rth@redhat.com>
2552 PR tree-optimization/16341
2553 * tree-sra.c (sra_walk_function): Increment to next stmt before
2554 processing the current stmt.
2555 (sra_insert_after): Always use BSI_SAME_STMT.
2557 2004-07-03 Richard Henderson <rth@redhat.com>
2559 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2562 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2564 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2565 with tree_int_cst_equal.
2567 2004-07-03 Andreas Schwab <schwab@suse.de>
2569 * config/ia64/ia64.md: Define new attribute "empty".
2570 (prologue_use, nop_x, insn_group_barrier): Set it.
2572 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2573 skip over "empty" insns.
2575 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2577 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2578 context to gimplify_body.
2579 (walk_tree): Don't walk into types twice.
2580 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2582 * tree-sra.c (generate_element_init): Remove any useless conversions.
2584 * gimplify.c (gimplify_conversion): Remove stripping useless
2585 conversions from here.
2586 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2587 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2588 Unshare before substituting PLACEHOLDER_EXPR.
2589 (gimplify_modify_expr_to_memset): Likewise.
2590 Pass address of TO to memset, not TO itself.
2591 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2592 time we make an expression (to match a PLACEHOLDER_EXPR).
2594 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2595 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2596 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2597 * tree-ssa-dom.c (local_fold): Likewise.
2599 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2600 * langhooks.h (strct lang_hooks): New field type_max_size.
2601 * function.c (assign_temp): Call it.
2603 2004-07-03 Steven Bosscher <stevenb@suse.de>
2605 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2606 * config/sh/sh.md: Convert the SH1 pipeline description to
2609 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2611 * c-decl.c (struct c_binding): Remove contour field; add
2612 depth, invisible, nested fields.
2613 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2614 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2615 (bind): Add invisible and nested arguments. Initialize
2616 new fields of struct c_binding; adjust loop scanning for
2618 (free_binding_and_advance): Clear structure with memset.
2619 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2620 in file scope, even if it's in external scope too.
2621 (pushdecl): Adjust to match. Create invisible file-scope
2622 declarations for block-scope forward declarations of static functions.
2623 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2624 (undeclared_variable, lookup_label, declare_label, define_label)
2625 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2626 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2627 (store_parm_decls_oldstyle): Adjust to match.
2628 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2629 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2631 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2632 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2634 2004-07-02 Richard Henderson <rth@redhat.com>
2636 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2637 around variable_size.
2638 (set_decl_nonlocal): Remove.
2639 (store_parm_decls): Add stmts for pending sizes.
2640 * calls.c (calls_function, calls_function_1): Remove.
2641 (precompute_arguments): Don't call it.
2642 * cfgexpand.c (set_save_expr_context): Remove.
2643 (tree_expand_cfg): Don't call it.
2644 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2645 (dwarf2out_finish): Likewise.
2646 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2647 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2648 (safe_from_p): Don't queue SAVE_EXPRs.
2649 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2650 or build plain VAR_DECLs.
2651 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2653 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2654 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2655 (put_var_into_stack): Don't handle SAVE_EXPR.
2656 (gen_mem_addressof): Likewise.
2657 * function.h (struct function): Remove x_save_expr_regs.
2658 (save_expr_regs): Remove.
2659 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2660 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2661 * stor-layout.c (variable_size): Don't set it.
2662 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2663 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2664 all callers. Don't set SAVE_EXPR_CONTEXT.
2665 * tree-inline.h (remap_save_expr): Update decl.
2666 * tree.c (save_expr): Update build size.
2667 (first_rtl_op): Don't handle SAVE_EXPR.
2668 (unsave_expr_1, contains_placeholder_p): Likewise.
2669 (decl_function_context): Likewise.
2670 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2671 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2672 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2674 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2676 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2677 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2678 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2679 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2680 some first-person references and patronizing comments. Based on
2682 * doc/invoke.texi: Don't reference fortran@gnu.org.
2683 * doc/trouble.texi (Warning when a non-void function value is
2684 ignored): Rewrite. From Russ Allbery and Chris Devers.
2686 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2688 * tree-ssa-pre.c (bitmap_set_t): New.
2689 (bb_value_sets): avail_out is now a bitmap_set_t.
2690 (bitmap_find_leader): New function.
2691 (bitmap_value_insert_into_set): Ditto.
2692 (bitmap_set_copy): Ditto.
2693 (bitmap_value_replace_in_set): Ditto.
2694 (bitmap_set_contains_value): Ditto.
2695 (bitmap_set_new): Ditto.
2696 (bitmap_set_pool): New pool.
2697 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2698 (insert_aux): Ditto.
2699 (add_to_sets): Ditto.
2700 (compute_avail): Ditto
2704 (execute_pre): Ditto.
2706 2004-07-02 Roger Sayle <roger@eyesopen.com>
2708 * config/rs6000/rs6000.c (struct processor_costs): New structure
2709 used to hold instruction latencies/sizes for processor types.
2710 (rs6000_cost): New global variable pointing to current CPU's costs.
2711 (rs6000_override_options): Initialize rs6000_cost to point to the
2712 appropriate cost table based upon rs6000_cpu and optimize_size.
2713 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2716 2004-07-02 Richard Henderson <rth@redhat.com>
2718 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2720 2004-07-02 Steven Bosscher <stevenb@suse.de>
2722 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2724 2004-07-01 Richard Henderson <rth@redhat.com>
2726 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2727 (alpha_gp_save_rtx): Use assign_stack_local instead of
2730 2004-07-01 Richard Henderson <rth@redhat.com>
2732 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2733 (alpha_rtx_cost_data): Update to match.
2734 (alpha_rtx_cost_size): New.
2735 (alpha_rtx_costs): Honor optimize_size.
2737 2004-07-01 Richard Henderson <rth@redhat.com>
2739 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2740 * cfgexpand.c (tree_expand_cfg): Do it here.
2741 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2742 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2743 * config/mips/mips.c (mips_output_mi_thunk): And here.
2744 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2745 * config/sh/sh.c (sh_output_mi_thunk): And here.
2746 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2748 2004-07-01 Richard Henderson <rth@redhat.com>
2750 * tree.def (RTL_EXPR): Remove.
2751 * c-typeck.c (lvalue_p): Don't handle it.
2752 * expr.c (safe_from_p): Likewise.
2753 (expand_expr_real_1): Likewise.
2754 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2755 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2756 * gengtype.c (adjust_field_tree_exp): Likewise.
2757 * stmt.c (warn_if_unused_value): Likewise.
2758 * tree-gimple.c (recalculate_side_effects): Likewise.
2759 * tree-pretty-print.c (dump_generic_node): Likewise.
2760 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2761 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2762 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2764 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2765 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2766 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2767 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2768 all the bits that tracked last_expr.
2769 (expand_end_bindings): Don't track last_expr.
2770 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2771 (clear_last_expr): Remove.
2772 (expand_asm): Don't call it.
2773 (expand_asm_operands, expand_end_cond): Likewise.
2774 (expand_naked_return, expand_null_return_1): Likewise.
2775 * c-typeck.c (c_begin_compound_stmt): Likewise.
2776 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2777 * expr.c (expand_expr_real_1): Likewise.
2778 * tree.h: Update prototypes.
2780 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2781 (struct emit_status): Remove sequence_rtl_expr.
2782 (struct function): Remove x_rtl_expr_chain.
2783 (seq_rtl_expr, rtl_expr_chain): Remove.
2784 * function.c (struct temp_slot): Remove rtl_expr.
2785 (assign_stack_temp_for_type): Don't set it.
2786 (free_temp_slots, pop_temp_slots): Don't check it.
2787 (free_after_compilation): Don't clear x_rtl_expr_chain.
2788 (fixup_var_refs): Don't search it.
2789 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2790 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2792 (push_topmost_sequence): Likewise.
2793 (end_sequence, init_emit): Likewise.
2794 (start_sequence_for_rtl_expr): Remove.
2795 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2796 * rtl.h (preserve_rtl_expr_result): Remove.
2798 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2800 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2801 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2804 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2806 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2807 (STANDARD_STARTFILE_PREFIX_2): Define.
2808 (standard_startfile_prefix_1): Initialize to
2809 STANDARD_STARTFILE_PREFIX_1.
2810 (standard_startfile_prefix_2): Initialize to
2811 STANDARD_STARTFILE_PREFIX_2.
2812 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2813 (STANDARD_STARTFILE_PREFIX_1): Define.
2814 (STANDARD_STARTFILE_PREFIX_2): Define.
2815 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2816 (STANDARD_STARTFILE_PREFIX_2): Document.
2818 2004-07-01 Richard Henderson <rth@redhat.com>
2820 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2821 in order to disable scalarization. Instead set a flag and wait
2822 for a candidate decl.
2824 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2826 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2827 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2828 Use terminology "testsuite" and "enumerated".
2830 2004-07-01 Richard Henderson <rth@redhat.com>
2832 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2833 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2834 (initial_return_save): Likewise.
2835 (flush_queued_reg_saves): Remap register numbers.
2836 (dwarf2out_return_reg): Likewise.
2838 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2840 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2842 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2843 access functions for lower bound and element size and only output
2844 if lower bound nonzero or element size not same as that of type.
2845 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2847 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2849 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2851 2004-07-01 Per Bothner <per@bothner.com>
2853 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2855 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2857 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2858 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2859 first operand. Don't optimize if the bitfield is volatile.
2861 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2863 * c-pretty-print.c (pp_c_postfix_expression): Handle
2864 floating-point comparison operators.
2865 (pp_c_expression): Pass floating-point comparison
2866 operators to pp_c_postfix_expression.
2868 2004-07-01 Roger Sayle <roger@eyesopen.com>
2870 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2871 rtx_cost instead of "had_mult" to determine whether the transformed
2872 expression is cheaper than the original.
2874 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2876 * alias.c (get_alias_set, canon_rtx, get_addr,
2877 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2879 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2880 expand_builtin): Likewise.
2881 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2883 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2884 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2885 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2886 record_dead_and_set_regs_1, get_last_value_validate,
2887 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2888 * cse.c (check_dependence, canon_hash, equiv_constant,
2889 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2890 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2891 count_reg_usage): Likewise.
2892 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2893 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2894 cselib_record_sets): Likewise.
2895 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2896 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2897 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2898 * df.c (df_uses_record): Likewise.
2899 * dojump (do_jump): Likewise.
2900 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2901 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2902 decl_start_label): Likewise.
2903 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2904 operand_subword, change_address_1, make_safe_from): Likewise.
2905 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2906 stabilize, force_not_mem): Likewise.
2907 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2908 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2909 * expr.c (convert_move, convert_modes, emit_block_move,
2910 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2911 emit_move_insn_1, expand_assignment, store_expr,
2912 store_constructor_field, store_constructor, store_field,
2913 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2915 * final.c (cleanup_subreg_operands, alter_subreg,
2916 get_mem_expr_from_op): Likewise.
2917 * flow.c (notice_stack_pointer_modification_1,
2918 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2920 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2921 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2922 optimize_bit_field, flush_addressof, purge_addressof_1,
2923 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2924 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2925 keep_stack_depressed): Likewise.
2926 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2927 noce_process_if_block, find_memory): Likewise.
2928 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2929 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2930 update_equiv_regs): Likewise.
2931 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2932 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2933 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2934 * passes.c (rest_of_handle_final): Likewise.
2935 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2936 move2add_note_store): Likewise.
2937 * ra-build.c (detect_remat_webs): Likewise.
2938 * ra-debug.c (dump_static_insn_cost): Likewise.
2939 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2940 * recog.c (validate_change, apply_change_group, cancel_changes,
2941 validate_replace_rtx_1, general_operand, register_operand,
2942 nonmemory_operand, push_operand, pop_operand, memory_operand,
2943 indirect_operand, asm_operand_ok, offsettable_memref_p,
2944 offsettable_nonstrict_memref_p, constrain_operands,
2945 store_data_bypass_p): Likewise.
2946 * reg-stack.c (subst_stack_regs_pat): Likewise.
2947 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2948 copy_cost, reg_scan_mark_refs): Likewise.
2949 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2950 combine_stack_adjustments_for_block): Likewise.
2951 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2952 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2953 find_reloads, find_reloads_address, find_reloads_address_1,
2954 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2955 find_equiv_reg): Likewise.
2956 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2957 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2958 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2959 delete_address_reloads): Likewise.
2960 * resource.c (mark_referenced_resources): Likewise.
2961 * rtlanal.c (get_jump_table_offset, count_occurrences,
2962 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2963 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2964 num_sign_bit_copies1): Likewise.
2965 * rtlhooks.c (gen_lowpart_general): Likewise.
2966 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2967 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2968 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2969 sdbout_global_decl): Likewise.
2970 * simplify-rtx.c (simplify_subreg): Likewise.
2971 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2972 expand_anon_union_decl, expand_end_case_type): Likewise.
2973 * unroll.c (calculate_giv_inc): Likewise.
2974 * var-tracking.c (stack_adjust_offset_pre_post,
2975 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2976 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2977 vt_add_function_parameters): Likewise.
2978 * varasm.c (make_var_volatile, notice_global_symbol,
2979 assemble_external, decode_addr_const, mark_weak,
2980 default_encode_section_info): Likewise.
2982 2004-07-01 Steven Bosscher <stevenb@suse.de>
2984 * stmt.c (check_seenlabel): Remove.
2985 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2987 2004-07-01 Richard Henderson <rth@redhat.com>
2989 * function.h (struct function): Remove x_function_call_count.
2990 (function_call_count): Remove.
2991 * calls.c (expand_call): Don't set it.
2992 * integrate.c (copy_rtx_and_substitute): Likewise.
2994 * function.h (struct function): Remove x_cleanup_label.
2995 (cleanup_label): Remove.
2996 * stmt.c (expand_value_return): Don't use it.
2997 * function.c (free_after_compilation): Don't set it.
2998 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2999 * cfgexpand.c (tree_expand_cfg): Update call.
3000 * tree.h (expand_function_start): Update decl.
3002 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3005 * c-lang.c (c_initialize_diagnostics): Move from here ...
3006 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3007 (c_tree_printer): Use pretty-printer to format %T.
3008 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3009 before '*' if not C++.
3010 (pp_c_direct_abstract_declarator): Don't try to print array upper
3011 bound for flexible array members.
3012 * c-tree.h: Include "diagnostic.h".
3013 (c_initialize_diagnostics): Declare.
3014 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3015 * c-format.c (format_type_warning): New function. Improve
3016 diagnostics for incorrect format argument types.
3017 (check_format_types): Use it. Add two parameters. Use the
3018 TYPE_MAIN_VARIANT of wanted_type.
3019 (check_format_info_main): Pass new parameters to
3021 (struct format_wanted_type): Update comment.
3023 2004-07-01 Nick Clifton <nickc@redhat.com>
3025 * target.h (struct gcc_target): Add new field to struct cxx:
3026 import_export_class.
3027 * target-def.h (TARGET_CXX): Initialise the new field.
3028 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3030 * doc/tm.texi: Document the new target hook.
3032 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3034 * builtins.c (fold_builtin_classify): Fix typo.
3036 2004-07-01 Richard Henderson <rth@redhat.com>
3038 * function.c (identify_blocks, identify_blocks_1): Remove.
3039 * function.h (identify_blocks): Remove.
3040 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3042 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3044 * builtins.c (fold_builtin_classify): New.
3045 (fold_builtin_unordered_cmp): Fix commentary.
3046 (fold_builtin): Use it.
3047 * builtins.def: Define builtins for isnan,
3048 isnanf, isnanl, finite, finitef, finitel,
3049 isinf, isinff, isinfl.
3051 2004-07-01 Richard Henderson <rth@redhat.com>
3053 * function.h (struct function): Remove dont_emit_block_notes.
3054 * gimple-low.c (lower_function_body): Don't set it.
3055 * cfgexpand.c (expand_block): Don't check it.
3056 * cfglayout.c (insn_locators_initialize): Likewise.
3057 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3058 * passes.c (rest_of_compilation): Likewise.
3059 * stmt.c (expand_start_bindings_and_block): Likewise.
3060 (expand_end_bindings): Likewise.
3062 2004-07-01 Richard Henderson <rth@redhat.com>
3064 * cgraph.h (cgraph_build_static_cdtor): Declare.
3065 * cgraphunit.c (cgraph_build_static_cdtor): New.
3066 * c-objc-common.c (build_cdtor): Use it.
3067 * coverage.c (create_coverage): Likewise.
3068 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3069 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3071 See ChangeLog.11 for earlier changes.