1 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
5 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7 PR tree-optimization/15654
8 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
10 2004-07-11 Roger Sayle <roger@eyesopen.com>
12 * builtins.c (fold_builtin_fputs): Don't bother converting the
13 return type to integer_type_node, as we've already checked that
14 the result will be ignored.
16 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
17 that signed addition, subtraction, multiplication, division,
18 remainder, negation and absolute value may potentially trap.
20 * fold-const.c (fold_ignored_result): New function to strip
21 non-side-effecting tree nodes from an expression whose result
23 (fold_convert): Call fold_ignored_result when casting a value
25 (omit_one_operand): Call fold_ignored_result on the "omitted"
26 operand when building a COMPOUND_EXPR.
27 (pedantic_omit_one_operand): Likewise.
28 * tree.h (fold_ignored_result): Prototype here.
29 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
30 when we're going to ignore the result.
32 2004-07-11 Richard Henderson <rth@redhat.com>
35 * tree-ssa-ccp.c (fold_stmt_r): Split out...
36 * tree.c (fields_compatible_p, find_compatible_field): ... new.
37 * tree.h (fields_compatible_p, find_compatible_field): Declare.
38 * tree-sra.c (sra_hash_tree): Hash fields by offset.
39 (sra_elt_eq): Use fields_compatible_p.
40 (generate_one_element_ref): Use find_compatible_field.
42 2004-07-11 Richard Henderson <rth@redhat.com>
45 * tree-sra.c (generate_one_element_init): New.
46 (generate_element_init): Use it.
47 (scalarize_init): Push/pop gimplify context around it.
48 (find_new_referenced_vars_1, find_new_referenced_vars): New.
49 * gimplify.c (gimplify_expr): Allow SSA_NAME.
51 2004-07-11 Roger Sayle <roger@eyesopen.com>
53 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
54 combine.c's combine_insn_cost.
55 * rtl.h (insn_rtx_cost): Prototype here.
56 * combine.c (combine_insn_cost): Delete function.
57 (combine_validate_cost): Update callers of combine_insn_cost to
58 call insn_rtx_cost instead.
59 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
60 requesting the rtx_cost of call and/or jump instructions.
62 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
63 rtx_cost directly. Don't request/use the cost of call or jump
64 instructions. Return -1 if the cost of any instruction can't be
65 determined (or the BB contains a function call).
66 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
67 -1 (i.e. can't determine the cost of any instruction or the basic
68 block contains a subroutine call).
69 (find_if_case_2): Likewise.
71 2004-07-11 Roger Sayle <roger@eyesopen.com>
73 * rs6000.c (struct processor_costs): Change semantics of fields to
74 include the COST_N_INSNS scaling, and update all initializers.
75 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
76 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
77 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
78 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
80 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
82 * LANGUAGES: Remove obsolete information.
84 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
86 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
87 SIGBUS signal frames, the PSW address points *to* the faulting
88 instruction, not after it.
90 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
92 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
93 added to TLS symbol addresses.
95 2004-07-11 Richard Henderson <rth@redhat.com>
97 * expmed.c (init_expmed): Use stack-local structures for
98 temporary rtl. Don't recognize shifts.
100 2004-07-11 Richard Henderson <rth@redhat.com>
102 * expr.c (store_expr): Don't fiddle subreg promotion for types
103 with precision smaller than the mode.
105 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
107 * tree.h (all_types_permanent): Remove.
109 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
111 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
112 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
113 * langhooks.c (lhd_clear_binding_stack): Remove.
114 * langhooks-def.h (lhd_clear_binding_stack,
115 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
116 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
117 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
118 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
119 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
120 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
121 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
122 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
123 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
124 * tree.h (poplevel): Don't declare.
125 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
126 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
127 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
128 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
131 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
133 PR tree-optimization/16437
134 * c-common.c (shorten_compare): Don't mark result of conversion to
135 narrower signed type as overflowing.
136 * fold-const.c (decode_field_reference): Determine whether
137 signedness comes from outer type using precision rather than size.
139 2004-07-11 Phil Edwards <phil@codesourcery.com>
141 * configure.ac: Alphabetize --enable-checking list, add
142 missing valgrind entry.
143 * configure: Regenerate.
145 2004-07-11 Phil Edwards <phil@codesourcery.com>
147 * doc/install.texi (Testing): Fix syntax in "make check" example.
149 2004-07-10 James E Wilson <wilson@specifixinc.com>
151 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
153 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
155 PR rtl-optimization/16001
156 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
159 2004-07-10 Geoffrey Keating <geoffk@apple.com>
161 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
163 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
164 James Morrison <phython@gcc.gnu.org>
166 * doc/contrib.texi (Contributors): Add gfortran contributors and
167 fix a couple of typos.
169 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
171 PR rtl-optimization/15387
172 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
173 to incoming args space correctly.
175 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
177 * pa.c (output_indirect_call): Only use %r2 as the link register in
178 indirect calls with the long PA 2.0 pc-relative branch.
180 2004-07-10 Daniel Jacobowitz <dan@debian.org>
182 * config/i386/i386.c (override_options): Pick a 64-bit CPU
183 for the default tuning if TARGET_64BIT.
185 2004-07-10 Richard Henderson <rth@redhat.com>
187 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
188 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
190 2004-07-10 Jakub Jelinek <jakub@redhat.com>
192 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
193 * expmed.c (store_bit_field, extract_bit_field): Remove last
195 * builtins.c (expand_builtin_signbit): Adjust callers.
196 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
197 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
198 * ifcvt.c (noce_emit_move_insn): Likewise.
199 * stmt.c (expand_return): Likewise.
200 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
201 store_field, expand_expr_real_1): Likewise.
203 2004-07-10 Richard Henderson <rth@redhat.com>
205 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
207 2004-07-09 Mike Stump <mrs@apple.com>
209 * config/darwin.c (no_dead_strip): Add.
210 (HAVE_DEAD_STRIP): Add.
211 (darwin_emit_unwind_label): Ensure that we don't dead code strip
214 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
216 * tree-ssa-loop-im.c: New file.
217 * Makefile.in (tree-ssa-loop-im.o): Add.
218 * cfgloop.c (superloop_at_depth): New function.
219 * cfgloop.h (superloop_at_depth): Declare.
220 * common.opt (ftree-lim): New flag.
221 * expr.c (array_ref_up_bound): New function.
222 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
223 * timevar.def (TV_LIM): New timevar.
224 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
225 computing immediate uses of a phi node.
226 * tree-flow.h (struct tree_ann_common_d): Add aux field.
227 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
228 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
229 * tree-pass.h (pass_lim): Declare.
230 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
232 (pass_lim): New pass structure.
233 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
234 * tree.c (in_array_bounds_p): New function.
235 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
236 (in_array_bounds_p, array_ref_up_bound): Declare.
237 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
238 * doc/passes.texi (tree-ssa-loop-im.c): Document.
240 2004-07-09 Richard Henderson <rth@redhat.com>
242 * builtins.c (expand_builtin_stpcpy): Don't modify len.
244 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
247 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
249 * flags.h: Delete redundant prototypes that are being generated
250 in options.h from common.opt.
251 * common.opt: Add in the expository comments formerly in flags.h.
253 2004-07-09 Jan Beulich <jbeulich@novell.com>
255 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
256 available for use only when TARGET_MMX/_SSE is set, and check for
257 variable argument function if any register count is non-zero.
258 (function_arg): Correctly suppress repeated warnings for passing SSE
259 vectors are arguments without SSE enabled.
260 (ix86_function_arg_boundary): Without SSE enabled, the use of what
261 would be SSE register modes does no longer influence the alignment.
263 2004-07-09 Richard Henderson <rth@redhat.com>
265 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
266 Always align upward to arg boundary. Use size_in_bytes/round_up.
267 Maintain type-correctness of constants.
268 * stor-layout.c (round_up, round_down): Special-case powers of 2.
270 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
272 * config/sparc/sparc.c (*_costs): Scale instruction costs
274 (sparc_rtx_costs): Adjust as appropriate.
276 2004-07-09 Jan Beulich <jbeulich@novell.com>
278 * config/i386/mm3dnow.h: New.
279 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
281 2004-07-09 Richard Henderson <rth@redhat.com>
283 * simplify-rtx.c (simplify_const_relational_operation): Only
284 look at bounds of scalar integers.
286 2004-07-09 Jan Beulich <jbeulich@novell.com>
288 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
290 2004-07-09 Andrew Pinski <apinski@apple.com>
292 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
294 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
295 UOBJC_METACLASS_decl.
297 2004-07-09 James E Wilson <wilson@specifixinc.com>
300 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
301 do return a parallel if hfa_mode == XFmode and mode == TImode.
303 2004-07-09 Jan Beulich <jbeulich@novell.com>
305 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
306 permissible for unary plus.
308 2004-07-09 Jan Beulich <jbeulich@novell.com>
310 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
311 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
312 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
313 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
314 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
315 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
316 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
317 (BUILTIN_xxxIMAX): New.
318 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
319 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
322 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
324 * config/sparc/sparc.h (processor_costs): Define.
325 (sparc_costs): Declare.
326 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
327 hypersparc_costs, sparclet_costs, ultrasparc_costs,
328 ultrasparc3_costs): New.
329 (sparc_override_options): Set sparc_costs as appropriate.
330 (sparc_rtx_costs): Use sparc_costs instead of messy
333 2004-07-09 Steven Bosscher <stevenb@suse.de>
335 * doc/md.texi (Processor pipeline description): Mention that
336 the old pipeline description is deprecated.
338 * config/rs6000/7450.md (automaton ppc7450): Split up, move
339 mciu_7450 function unit to...
340 (automaton ppc7450mciu): ...new automaton.
342 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
343 (schedule_block): Don't consider inserting bubbles.
344 (sched_init): Don't initialize DFA bubbles.
345 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
346 TARGET_SCHED_DFA_BUBBLE): Remove.
347 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
348 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
349 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
351 * stmt.c (conditional_context): Remove prototype.
352 * tree.h (conditional_context): Remove.
353 * tree-cfg.c (pre_insert_on_edge): Remove.
355 * c-common.h (c_expand_asm_operands): Remove prototype.
356 * c-typeck.c (c_expand_asm_operands): Remove.
358 2004-07-09 Jan Beulich <jbeulich@novell.com>
360 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
361 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
362 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
363 and V8QI are class SSE. All sufficiently small remaining vector modes
364 must be passed in one or two integer registers.
365 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
367 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
368 __builtin_ia32_pmuludq128 have non-uniform argument and return types
369 and must thus be handled explicitly.
370 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
372 (movv8qi_internal, movv4hi_internal, movv2si_internal,
373 movv2sf_internal): Permit moving between MMX and XMM registers (since
374 MMX areguments and return values are passed in XMM registers).
375 (sse2_umulsidi3): Correct type and mode.
377 2004-07-09 Richard Henderson <rth@redhat.com>
379 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
381 2004-07-09 Eric Christopher <echristo@redhat.com>
383 * config/rs6000/40x.md: Split into two automatons.
385 2004-07-09 Zack Weinberg <zack@codesourcery.com>
386 Andrew Pinski <apinski@apple.com>
388 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
389 on when we have more than one input file.
390 (c_common_parse_file): Restore loop over all input files.
391 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
393 * c-decl.c (set_type_context): New function.
394 (pop_scope): Use it to set context of types. When we
395 encounter a TYPE_DECL, set the context of the attached type too.
396 (pop_file_scope): Don't call cpp_undef_all here.
397 (diagnose_mismatched_decls): Do not complain about a second
398 definition of an 'extern inline' function if it's not in the
399 same translation unit. Do not complain about inline
400 declaration after use if the use was in a different
402 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
403 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
405 (pushdecl_top_level): Likewise.
406 (grokdeclarator): Clarify what is going on with setting
407 DECL_EXTERNAL on function types, a little.
408 (c_write_global_declarations): Don't do anything if
409 -fsyntax-only or errors have been encountered.
411 2004-07-09 Zack Weinberg <zack@codesourcery.com>
413 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
415 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
418 * pa.c (output_indirect_call): Use %r2 as the link register when
419 calling $$dyncall with a pc-relative branch.
421 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
423 * doc/install.texi (Binaries): Mention OpenPKG.
425 2004-07-09 Diego Novillo <dnovillo@redhat.com>
427 Fix PR tree-optimization/15555
428 * tree-dfa.c (dump_variable): If the variable is a pointer
429 SSA_NAME, also dump its points-to information.
430 * tree-flow.h (struct ptr_info_def): Add field
432 (dump_points_to_info_for): Declare.
433 (debug_points_to_info_for): Declare.
434 * tree-optimize.c (init_tree_optimization_passes): Add a
435 second alias analysis pass after DOM2.
436 Move pass_del_pta to a later spot.
437 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
438 create a name tags when we find a dereferenced pointer. Just
439 mark the pointer dereferenced.
440 (collect_points_to_info_for): Move code to clear points-to
441 information to create_name_tags.
442 (create_name_tags): New function.
443 (compute_flow_sensitive_aliasing): Call it.
444 (setup_pointers_and_addressables): Mark type tags for renaming
446 (create_memory_tag): ... here.
447 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
448 (dump_points_to_info_for): Declare extern.
449 (debug_points_to_info_for): New function.
451 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
453 * config/arc/arc.md: Switch to DFA-based scheduler description.
454 * config/arc/arc.c: Switch to DFA-based scheduler description.
456 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
458 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
461 2004-07-09 Richard Henderson <rth@redhat.com>
463 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
464 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
465 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
466 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
468 * config/v850/v850-protos.h (v850_va_arg): Remove.
469 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
470 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
471 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
472 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
473 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
475 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
478 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
479 and DImode to use +/-4k offset.
481 2004-07-09 Richard Henderson <rth@redhat.com>
483 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
485 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
486 (xstormy16_gimplify_va_arg_expr): Rewrite from
487 xstormy16_expand_builtin_va_arg.
488 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
490 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
491 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
493 * config/sh/sh-protos.h (sh_va_arg): Remove.
494 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
495 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
496 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
498 * config/pa/pa-protos.h (hppa_va_arg): Remove.
499 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
500 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
501 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
503 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
504 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
505 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
506 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
508 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
510 * config/sparc/sparc.md (return): Rewrite length formula.
511 * config/sparc/sparc.c (output_return): Pass 1 as 5th
512 argument to final_scan_insn when in a delay slot.
513 (output_sibcall): Likewise.
515 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
517 * arm.c (arm_cpp_interwork): New variable.
518 (arm_override_options): Set it if TARGET_INTERWORK was on the command
520 * arm.h (arm_cpp_interwork): Declare it.
521 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
522 __THUMB_INTERWORK__ in the preprocessor.
524 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
526 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
528 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
531 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
532 Override default settings to account for -m32 and -m64.
534 2004-07-08 Randolph Chung <tausq@debian.org>
536 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
538 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
540 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
541 before comparing it as such.
543 2004-07-08 Richard Henderson <rth@redhat.com>
545 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
546 temporary. Use bit arithmetic to align.
548 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
550 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
551 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
552 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
553 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
554 add_labels_and_missing_jumps, find_jump_block,
555 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
557 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
558 link_btr_uses, move_btr_def): Likewise.
559 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
560 expand_builtin_expect_jump): Likewise.
561 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
562 * calls.c (expand_call, emit_library_call_value_1): Likewise.
563 * cfganal.c (forwarder_block_p): Likewise.
564 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
565 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
566 find_bb_boundaries): Likewise.
567 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
568 merge_blocks_move_predecessor_nojumps,
569 merge_blocks_move_successor_nojumps, insns_match_p,
570 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
571 try_optimize_cfg): Likewise.
572 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
573 * cfglayout.c (skip_insns_after_block, label_for_bb,
574 record_effective_endpoints, insn_locators_initialize,
575 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
576 * cfgmainloop.c (create_loop_notes): Likewise.
577 * cfgrtl.c (delete_insn, delete_insn_chain,
578 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
579 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
580 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
581 redirect_branch_edge, force_nonfallthru_and_redirect,
582 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
583 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
584 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
585 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
586 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
587 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
588 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
589 * combine.c (combine_instructions, can_combine_p, try_combine,
590 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
591 distribute_notes, distribute_links, insn_cuid): Likewise.
592 * cse.c (fold_rtx, cse_insn, cse_around_loop,
593 invalidate_skipped_block, cse_set_around_loop,
594 cse_end_of_basic_block, cse_main, cse_basic_block,
595 cse_condition_code_reg): Likewise.
596 * cselib.c (cselib_process_insn): Likewise.
597 * ddg.c (create_ddg): Likewise.
598 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
600 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
601 gen_label_die, dwarf2out_var_location): Likewise.
602 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
603 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
604 last_call_insn, active_insn_p, next_label, prev_label,
605 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
606 add_insn_before, remove_insn, add_function_usage_to,
607 reorder_insns, find_line_note, remove_unnecessary_notes,
608 emit_insn_after_1, classify_insn): Likewise.
609 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
610 connect_post_landing_pads, sjlj_mark_call_sites,
611 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
612 can_throw_internal, can_throw_external, set_nothrow_function_flags,
613 convert_to_eh_region_ranges): Likewise.
614 * explow.c (optimize_save_area_alloca): Likewise.
615 * expr.c (expand_expr_real): Likewise.
616 * final.c (insn_current_reference_address, compute_alignments,
617 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
618 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
619 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
620 propagate_block_delete_insn, propagate_one_insn,
621 init_propagate_block_info, propagate_block, libcall_dead_p,
622 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
624 * function.c (instantiate_virtual_regs, reorder_blocks_1,
625 expand_function_start, expand_function_end, contains,
626 thread_prologue_and_epilogue_insns,
627 reposition_prologue_and_epilogue_notes): Likewise.
628 * gcse.c (constprop_register, bypass_conditional_jumps,
629 insert_insn_end_bb, gcse_after_reload): Likewise.
630 * genemit.c (gen_expand, gen_split): Likewise.
631 * genpeep.c (gen_peephole, main): Likewise.
632 * global.c (build_insn_chain): Likewise.
633 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
634 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
635 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
636 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
637 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
638 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
639 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
640 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
641 dead_or_predicable): Likewise.
642 * integrate.c (try_constants): Likewise.
643 * jump.c (rebuild_jump_labels, cleanup_barriers,
644 purge_line_number_notes, init_label_info, mark_all_labels,
645 squeeze_notes, get_label_before, get_label_after,
646 reversed_comparison_code_parts, simplejump_p, pc_set,
647 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
648 delete_barrier, delete_prior_computation, delete_computation,
649 delete_related_insns, delete_for_peephole, redirect_jump):
651 * lcm.c (optimize_mode_switching): Likewise.
652 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
654 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
655 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
656 * loop-iv.c (simplify_using_assignment): Likewise.
657 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
658 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
659 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
660 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
661 check_insn_for_givs, check_final_value, update_giv_derive,
662 basic_induction_var, product_cheap_p, check_dbra_loop,
663 loop_insn_first_p, last_use_this_basic_block,
664 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
665 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
666 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
667 sms_schedule_by_order): Likewise.
668 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
669 * postreload.c (reload_cse_simplify_operands, reload_combine,
670 reload_cse_move2add): Likewise.
671 * predict.c (can_predict_insn_p, estimate_probability,
672 expected_value_to_br_prob, process_note_predictions): Likewise.
673 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
674 * profile.c (branch_prob): Likewise.
675 * ra-build.c (live_out_1, livethrough_conflicts_bb,
676 detect_webs_set_in_cond_jump): Likewise.
677 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
678 ra_print_rtl_with_bb): Likewise.
679 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
680 * recog.c (next_insn_tests_no_inequality, find_single_use,
681 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
682 * reg-stack.c (next_flags_user, record_label_references,
683 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
684 compensate_edge, convert_regs_1): Likewise.
685 * regclass.c (scan_one_insn): Likewise.
686 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
687 regmove_optimize, fixup_match_1, single_set_for_csa,
688 combine_stack_adjustments_for_block): Likewise.
689 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
690 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
691 find_equiv_reg): Likewise.
692 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
693 reload_as_needed, emit_input_reload_insns, do_output_reload,
694 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
696 * reorg.c (find_end_label, emit_delay_sequence,
697 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
698 get_jump_flags, rare_destination, mostly_true_jump,
699 try_merge_delay_insns, redundant_insn, own_thread_p,
700 fill_simple_delay_slots, fill_slots_from_thread,
701 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
702 dbr_schedule): Likewise.
703 * resource.c (find_basic_block, next_insn_no_annul,
704 find_dead_or_set_registers, mark_target_live_regs): Likewise.
705 * rtl.h (RTX_PREV): Likewise.
706 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
707 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
708 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
709 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
710 tablejump_p, computed_jump_p, insns_safe_to_move_p,
711 find_first_parameter_load, can_hoist_insn_p): Likewise.
712 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
713 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
714 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
715 schedule_ebbs): Likewise.
716 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
717 is_conditionally_protected, can_schedule_ready_p,
718 add_branch_dependences, debug_dependencies): Likewise.
719 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
721 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
722 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
723 set_dominates_use, ujump_to_loop_cont): Likewise.
724 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
725 * varasm.c (output_constant_pool_1): Likewise.
727 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
729 * tree-scalar-evolution.c: New file.
730 * tree-scalar-evolution.h: New file.
731 * tree-ssa-loop-niter.c: New file.
732 * Makefile.in (SCEV_H): New.
733 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
734 * cfgloop.h (struct loop): Add bounds field.
735 * tree-flow.h (struct tree_niter_desc): New type.
736 (number_of_iterations_cond, number_of_iterations_exit,
737 loop_niter_by_eval, find_loop_niter_by_eval,
738 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
739 free_numbers_of_iterations_estimates): Declare.
740 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
741 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
742 * doc/invoke.texi (max-iterations-to-track): Document.
744 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
746 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
747 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
748 (MODE_AFTER): Add cast appropriately.
749 * config/sh/sh.md (movdi splitter): Likewise.
750 (casesi_worker_2): Add const qualifier appropriately.
751 (eh_return): Remove unused variable.
752 (insv): Initialize v;
754 2004-07-08 Richard Henderson <rth@redhat.com>
756 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
757 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
758 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
759 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
760 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
762 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
763 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
764 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
765 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
767 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
768 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
769 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
770 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
772 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
773 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
774 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
775 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
777 * config/i860/i860-protos.h (i860_va_arg): Remove.
778 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
779 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
780 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
782 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
784 * system.h: Prototype getpagesize if missing.
785 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
786 * configure: Regenerate.
787 * config.in: Regenerate.
789 2004-07-08 Richard Henderson <rth@redhat.com>
791 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
792 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
793 (fr30_gimplify_va_arg_expr): New.
794 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
795 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
797 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
800 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
801 of asm_noperands result.
803 2004-07-08 Richard Henderson <rth@redhat.com>
805 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
806 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
807 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
808 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
810 2004-07-08 Richard Henderson <rth@redhat.com>
812 * builtins.c (ind_gimplify_va_arg_expr): New.
813 * tree.h (ind_gimplify_va_arg_expr): Declare.
814 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
816 2004-07-08 Jan Beulich <jbeulich@novell.com>
818 * expmed.c (extract_bit_field): Correct condition to use vec_extract
819 patterns also on vector elements other than the first one.
820 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
823 2004-07-08 Geoffrey Keating <geoffk@apple.com>
825 * config/rs6000/darwin-ldouble.c: Correct reference
826 to the Linnainmaa paper.
828 2004-07-08 Richard Henderson <rth@redhat.com>
830 * config/arc/arc-protos.h (arc_va_arg): Remove.
831 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
832 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
833 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
835 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
836 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
837 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
838 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
840 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
842 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
844 2004-07-08 Zack Weinberg <zack@codesourcery.com>
846 * c-decl.c (static_ctors, static_dtors): Make static.
847 (pop_file_scope): Call c_common_write_pch and
848 cgraph_finalize_compilation_unit here.
849 (build_cdtor): Moved here from c-objc-common.c; simplify.
850 (c_write_global_declarations_1): Clarify comment.
851 (c_write_global_declarations): Close the external scope before
852 doing anything else. Call build_cdtor, cgraph_optimize, and
853 mudflap_finish_file here.
854 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
856 * c-objc-common.c: No need to include cgraph.h.
857 (build_cdtor): Moved to c-decl.c.
858 (c_objc_common_finish_file): Delete.
859 * c-tree.h: Update to match.
860 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
861 (generate_static_references): Set TREE_USED before calling finish_decl.
862 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
863 on the static_instances_decl.
865 2004-07-08 Zack Weinberg <zack@codesourcery.com>
867 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
868 decls when there is only one input translation unit.
869 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
870 change of 2004-07-05; do not treat declarations with
871 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
872 * opts.c (cur_in_fname): Delete.
874 * tree.c: Revert changes of 2004-07-05; no special treatment
875 for TRANSLATION_UNIT_DECLs.
876 * Makefile.in (tree.o): Update dependencies.
878 2004-07-08 Roger Sayle <roger@eyesopen.com>
880 * builtins.c (fold_builtin_strcpy): Merge functionality from
881 simplify_builtin_strcpy. Add additional len argument. No longer
882 static. Remove function prototype.
883 (fold_builtin_strncpy): Likewise integrate functionality from
884 simplify_builtin_strncpy. Add additional slen argument. No
885 longer static. Remove function prototype.
886 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
887 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
888 types of "ignore" and "unlocked" parameters to bool.
889 (fold_builtin_1): Add additional ignore argument. Call renamed
890 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
891 builtins. Update arguments to fold_builtin_strncpy and
892 fold_builtin_strcpy. Add function prototype.
893 (fold_builtin): Add additional Boolean ignore argument to pass
895 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
896 and fold_builtin_strncpy instead of simplify_builtin_fputs,
897 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
899 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
900 simplify_builtin_strncpy): Delete function prototypes.
901 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
902 fold_builtin_strncpy): Add function prototypes here.
903 (fold_builtin): Update function prototype with new "bool ignore".
905 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
906 (ccp_fold_builtin): Update call to fold_builtin. Call
907 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
908 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
909 simplify_builtin_strncpy respectively.
910 * fold-const.c (fold): Update call to fold_builtin.
912 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
914 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
917 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
918 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
919 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
920 * calls.c: Remove ifdefs of macros above.
921 * functions.c: Likewise.
924 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
926 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
927 (arch attribute): Delete.
928 (current_function_calls_alloca attribute): Rename into calls_alloca.
929 (calls_eh_return): New attribute.
930 (leaf_function): Likewise.
931 (length attribute): Fix formula for sibcalls.
932 (return insn): Correctly compute the 'length' attribute.
933 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
935 2004-07-08 Richard Henderson <rth@redhat.com>
937 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
938 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
939 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
940 * tree-eh.c (lower_eh_constructs_1): Likewise.
941 * tree-sra.c (sra_walk_modify_expr): Likewise.
942 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
943 (eliminate_unnecessary_stmts): Likewise.
944 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
945 * tree-tailcall.c (optimize_tail_call): Likewise.
946 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
948 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
949 Jakub Jelinek <jakub@redhat.com>
951 * config/i386/i386.c (override_options): Enable
952 SSE prefetches with -mtune, as long as we are
953 compiling for i686 or higher. All i686 processors
954 accept SSE prefetches as NOPS, some i586's don't.
956 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
959 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
961 2004-07-08 Diego Novillo <dnovillo@redhat.com>
963 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
964 the handling of clobbering ASM_EXPRs.
966 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
969 * config/sparc/sparc.c (function_value): In 64-bit mode,
970 return the aggregates larger than 16 bytes like unions.
972 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
975 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
976 'temp' is zero, generate new pseudos as needed and emit the
977 sequence of insns in single-assignment form. Resync comments
979 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
980 function before reload.
982 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
984 * vec.c (vec_assert_fail): Remove duplicate 'function'.
986 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
988 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
989 Allocation is signed.
990 (VEC_reserve): Return flag, allocation is signed.
992 2004-07-08 Richard Henderson <rth@redhat.com>
994 * tree-ssa-ccp.c (fold_stmt): Get type directly from
997 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
998 Neil Booth <neil@daikokuya.co.uk>
1002 * c-decl.c (finish_struct): Ensure bit-fields are given the
1004 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1005 the precision to match as well as the mode.
1006 * expr.c (reduce_to_bit_field_precision): New function.
1007 (expand_expr_real_1): Reduce expressions of bit-field type to
1009 * langhooks.h (reduce_bit_field_operations): New hook.
1010 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1012 * c-lang.c, objc/objc-lang.c
1013 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1014 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1016 * tree.c (build_nonstandard_integer_type): New function.
1017 * tree.h (build_nonstandard_integer_type): New prototype.
1018 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1019 conversions between integer and boolean types as useless.
1021 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1023 * c-common.c (c_common_nodes_and_builtins): Do not
1024 create __builtin_ptrdiff_t and __builtin_size_t.
1026 2004-07-08 Andrew Pinski <apinski@apple.com>
1028 * Makefile.in (libbackend.o): Add -combine to the gcc
1031 2004-07-08 Nick Clifton <nickc@redhat.com>
1033 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1036 2004-07-08 Richard Henderson <rth@redhat.com>
1038 * except.c (expand_eh_region_start, expand_eh_region_end,
1039 expand_eh_handler, expand_eh_region_end_cleanup,
1040 expand_start_all_catch, expand_start_catch, expand_end_catch,
1041 expand_end_all_catch, expand_eh_region_end_allowed,
1042 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1043 expand_eh_region_end_fixup): Remove.
1044 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1045 cleanups, outer_cleanups, label_chain, exception_region.
1046 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1047 (struct label_chain): Remove.
1048 (struct stmt_status): Remove x_stack_block_stack.
1049 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1050 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1051 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1052 end_cleanup_deferral, last_cleanup_this_contour,
1053 containing_blocks_have_cleanups_or_stack_level,
1054 any_pending_cleanups): Remove.
1055 (expand_null_return_1): Take no arguments.
1056 (expand_label, expand_naked_return, expand_return,
1057 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1058 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1059 expand_end_case_type): Don't use any of them.
1060 * calls.c (expand_call): Likewise.
1061 * dojump.c (do_jump): Likewise.
1062 * function.c (expand_function_end): Likewise.
1063 * expr.c (store_expr, expand_expr_real_1): Likewise.
1064 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1065 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1066 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1067 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1068 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1069 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1070 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1071 for WITH_CLEANUP_EXPR.
1072 (gimple_push_cleanup): Likewise.
1073 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1074 * print-tree.c (print_node): Likewise.
1075 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1076 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1077 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1078 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1079 (GOTO_SUBROUTINE_EXPR): Remove.
1080 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1081 (DECL_TOO_LATE): Remove.
1082 * except.h, tree.h: Update decls.
1084 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1086 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1087 * passes.c (rest_of_handle_final): Handle symout.
1088 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1090 (rest_of_handle_sched): Break out SMS. Remove ifs for
1091 flag_schedule_insns and flag_modulo_sched.
1092 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1094 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1095 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1096 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1097 rest_of_handle_mode_switching, rest_of_handle_jump,
1098 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1099 rest_of_handle_jump2, rest_of_handle_postreload,
1100 rest_of_handle_flow2, rest_of_clean_state,
1101 rest_of_handle_shorten_branches,
1102 rest_of_handle_prologue_epilogue,
1103 rest_of_handle_branch_target_load_optimize): New.
1104 (rest_of_compilation): Call the above. Remove ggc_collect
1105 calls moved to rest_of_handle_*.
1106 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1108 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1109 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1110 * except.h (set_nothrow_function_flags): Update comment.
1111 * function.c (current_function_nothrow): Remove.
1112 * output.h (current_function_nothrow): Remove.
1113 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1114 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1116 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1119 * reorg.c: Revert 2004-06-30 change.
1120 (find_end_label): If HAVE_epilogue and !HAVE_return,
1121 return 0 instead of creating a label at the end of the insn chain.
1122 (optimize_skip): Account for the failure mode of find_end_label.
1123 (fill_simple_delay_slots): Likewise.
1124 (fill_slots_from_thread): Likewise.
1125 (relax_delay_slots): Likewise.
1127 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1129 * tree-flow.h (addressable_vars): Declare.
1130 * tree-ssa-alias.c (addressable_vars): Define.
1131 (setup_pointers_and_addressables): Add addressable variables
1132 to addressable_vars.
1133 * tree-ssa-operands.c (get_stmt_operands): Move
1134 handling of ASM_EXPRs ...
1135 (get_asm_expr_operands): ... here.
1136 When the ASM_EXPR clobbers memory, also clobber addressable
1138 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1139 (delete_tree_ssa): Reset addressable_vars.
1141 2004-07-07 Jan Beulich <jbeulich@novell.com>
1142 Richard Henderson <rth@redhat.com>
1144 * varasm.c (assemble_variable): Use assemble_zeros for
1145 zero-initialized variables.
1146 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1147 for SECCAT_BSS and SECCAT_TBSS.
1149 2004-07-07 Jan Beulich <jbeulich@novell.com>
1151 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1153 * expmed.c (emit_store_flag): Also special-case double-word
1154 (in-)equality comparison against -1.
1156 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1157 passing arguments the containers for which are registers.
1159 * calls.c (emit_library_call_value_1): Use mode of function parameter
1160 rather than that of argument since constants have none.
1162 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1164 Introduce H8SX support.
1165 * expr.c (expand_strcpy): Renamed and moved to...
1166 * builtins.c (expand_movstr): ... here. Tweak.
1167 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1168 computed or has side effects.
1169 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1170 unused, or if mempcpy fails. Adjust the return value in the
1171 latter case. Use movstr if everything else fails.
1172 * doc/md.texi (movstr): Document.
1173 (movmemM, clrmemM): Fix explanation of memory block operands.
1174 * config/h8300/h8300.md (stpcpy): Renamed to...
1175 (movstr): ... this. Adjust.
1176 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1177 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1178 movmem* and clrstr* to clrmem*.
1179 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1180 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1181 GENERAL_REGS, always.
1182 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1183 getting the stack pointer as addr.
1184 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1185 from general_operand_dst.
1186 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1188 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1189 instead of requiring it to match only before reload.
1190 (stpcpy_internal_normal): New, normal-mode variant of...
1191 (stpcpy_internal): ... this. Add modes to operands. Disparage
1192 `D' instead of requiring it to match only before reload.
1193 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1195 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1196 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1198 * config/h8300/h8300.md (attr type): Add call.
1199 (attr can_delay): If type is call, set it no.
1200 (call, call_value): Set type to call.
1201 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1202 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1203 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1204 * tree.c (get_narrower): Don't narrow integral types into
1206 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1207 frame_size *before* the first use.
1208 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1210 (peephole2): Don't widen instructions that push SP. Move
1211 decrement of SP to the end of all stm-generating peepholes.
1212 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1213 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1214 and OR to set it to all ones.
1215 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1216 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1217 (call, call_value): Set can_delay to "no".
1218 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1219 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1220 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1221 * config/h8300/h8300.md (*brabit): Remove.
1222 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1223 zero_extract. Use bit_memory_operand as the predicate for
1224 operand 1 and 'WU' as the constraint. Check the difference
1225 between the base length and the final one when deciding which
1226 type of branch to use.
1227 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1228 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1229 Use convert_move to extend the result for TARGET_H8300SX. Check
1230 for QImode memory references. Optimize the case where the
1231 destination is a paradoxical subreg.
1232 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1233 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1234 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1235 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1236 * config/h8300/h8300.md: Include mova.md
1237 (length_table): Add mova and mova_zero.
1238 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1239 after all constant addresses for '%R', '%X', '%T' and '%S'.
1240 (h8300_mova_length): New function.
1241 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1242 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1243 dependencies for s-config, etc.
1244 * config/h8300/gemova.sh: New file.
1245 * config/h8300/mova.md: Generated.
1246 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1247 * config/h8300/h8300.c (h8300_bitfield_length): New.
1248 (nibble_operand): Adjust.
1249 (h8300_binary_length): Handle conditional binary op.
1250 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1251 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1252 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1253 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1254 constraints. WU is introduced as a variant of U that requires a
1255 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1256 * config/h8300/h8300.md (attr type): Added bitbranch.
1257 (attr length_table): Added bitfield and bitbranch.
1258 (attr length): Compute bitbranch length.
1259 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1260 least-significant bit of a byte.
1261 (brabit, brabc, brabs): New.
1262 (insv, extzv): Emit bfst and bfld on H8300SX.
1263 (bfld, bfst, seq, sne): New.
1264 (bstzhireg, cmpstz, bstz, bistz): New.
1265 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1266 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1267 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1268 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1269 (h8sx_unary_memory_operator): New function.
1270 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1271 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1272 * config/h8300/h8300.md: Add peepholes to combine reloads and
1274 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1275 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1276 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1277 (and?i, ior?i, xor?i): Likewise.
1278 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1279 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1280 Various whitespace fixes.
1281 (h8300_constant_length): New function, split out from...
1282 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1283 (h8300_classify_operand): Use IN_RANGE.
1284 (h8300_classify_operand): Use h8300_constant_length.
1285 (h8300_short_move_mem_p): Tighten size check.
1286 (h8sx_mergeable_memrefs_p): Tighten equality check.
1287 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1288 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1290 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1291 * config/h8300/crtn.asm: Likewise.
1292 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1293 if __H8300SX__ is defined.
1294 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1295 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1296 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1297 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1298 addresses as mode-dependent.
1299 * config/h8300/h8300.c (print_operand_address): Update call to
1301 (h8300_get_index): Take a mode argument. Rework to fix an
1302 earlier misunderstanding.
1303 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1304 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1305 into a register if TARGET_H8300SX.
1306 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1307 TARGET_H8300SX. Also disable related define_splits.
1308 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1309 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1310 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1311 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1312 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1313 (EXTRA_CONSTRAINT_STR): Check it.
1314 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1316 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1317 * config/h8300/h8300.md (length_table): Add mov_imm4.
1318 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1319 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1320 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1322 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1323 * config/h8300/h8300.c (h8300_reorg): New function.
1324 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1325 * config/h8300/h8300.md (length): Subtract the length of the
1326 delay slot from (pc) when checking the range of forward branches.
1327 (delay_slot, can_delay): New attributes.
1328 (define_delay): Add bra/s handling.
1329 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1330 (jump): Add delayed-branch handling.
1331 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1332 * expr.c (expand_strcpy): New function.
1333 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1334 (expand_builtin_stpcpy): Likewise.
1335 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1336 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1337 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1338 handling to improve register allocation for -fno-omit-frame-pointer.
1339 (h8sx_split_movmd): Delete, moving er6 handling into...
1340 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1341 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1342 (movmd): Add calls to copy_rtx.
1343 (movmd_internal): In the second alternative, allow the initial and
1344 final destination registers to be different . Update the splitter
1345 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1346 instead of h8sx_split_movmd.
1347 (stpcpy, movsd): New expanders.
1348 (movsd_internal): New define_insn.
1349 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1350 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1351 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1352 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1353 and DESTINATION_REGS.
1354 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1355 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1356 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1357 (h8300_move_ratio): Declare.
1358 (MOVE_RATIO): Use it.
1359 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1360 (h8300_init_once): Initialize it.
1361 (h8300_reg_class_from_letter): New function.
1362 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1363 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1364 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1365 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1366 (movstrsi, movmd): New expanders.
1367 (movmd_internal): New insn.
1368 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1369 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1370 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1371 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1372 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1373 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1374 * config/h8300/h8300.c (nibble_operand): Fix warning.
1375 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1376 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1377 (movsf_h8300h): Disable for TARGET_H8300SX.
1378 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1379 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1380 h8300_stm_parallel and h8300_return_parallel.
1381 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1382 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1383 h8300_stm_parallel, h8300_return_parallel): New functions.
1384 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1385 if TARGET_H8300SX. Use h8300_push_pop.
1386 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1387 and final pop when generating h8sx code. Always emit some form
1389 * config/h8300/h8300.md: Don't enforce register alignment in
1390 stm peepholes if TARGET_H8300SX.
1391 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1392 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1393 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1394 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1395 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1396 (MULTILIB_DIRNAMES): Add a directory for it.
1397 (MULTILIB_MATCHES): Delete.
1398 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1399 * final.c (walk_alter_subreg): Handle addresses with subregs
1400 inside a ZERO_EXTEND or AND.
1401 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1402 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1404 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1405 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1406 @(dd,Rn.w) and @(dd,ERn.L).
1407 (h8300_displacement_size): Take the whole address as argument.
1408 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1409 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1410 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1411 (h8sx_mergeable_memrefs_p): Declare.
1412 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1413 (HAVE_PRE_INCREMENT): Likewise.
1414 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1415 addresses for TARGET_H8300SX,
1416 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1418 (movb_length_table, movl_length_table): New tables.
1419 (movw_length_table): Define to movb_length_table.
1420 (h8300_displacement_size): New, split out from...
1421 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1422 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1423 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1424 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1425 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1426 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1427 (h8sx_unary_shift_operator): Get the mode from the operator.
1428 (binary_shift_operator): Likewise.
1429 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1430 a memory reference, check whether the reference is offsettable.
1431 (length_table): Add movb, movw and movl.
1432 (movqi): Add new h8sx pattern. Don't force one operand to be a
1433 register when generating h8sx code.
1434 (movhi, movsi, movsf): Likewise.
1435 (movstrictqi): Use the length_table attribute.
1436 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1437 (addqi3): Split into a define_expand and define_insn. Don't accept
1438 memory operands in the expander. Use h8300_operands_match_p to
1439 check for matching operands in the define_insn.
1440 (subqi3, negqi2, one_cmplqi2): Likewise.
1441 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1442 in any patterns that are unused in h8sx code. In the h8sx patterns,
1443 use h8300_operands_match_p to check whether operands match.
1444 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1445 one_cmpl[hs]i3): Likewise.
1446 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1448 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1449 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1450 (h8300_insn_length_from_table): Add a second parameter.
1451 (output_h8sx_shift): Declare.
1452 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1453 (EXTRA_CONSTRAINT): Replace with...
1454 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1455 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1456 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1457 and h8sx_binary_shift_operator.
1458 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1460 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1461 (bit_memory_operand, fix_bit_operand): Likewise.
1462 (h8300_length_table_for_insn): Remove.
1463 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1465 (h8300_short_immediate_length, h8300_binary_length): New functions.
1466 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1467 (output_plussi): Use sub to add negative constants.
1468 (compute_plussi_length): Adjust accordingly.
1469 (h8sx_single_shift_type): New enum.
1470 (h8sx_single_shift, h8sx_unary_shift_operator,
1471 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1472 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1473 single h8sx instruction. Return false in this case.
1474 * config/h8300/h8300.md (length_table): Add short_immediate.
1475 (length): Pass the operand array to h8300_insn_length_from_table.
1476 (adjust_length): Assume "no" for insns with a length_table attribute.
1477 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1478 (*addhi3_h8300hs): Don't use for h8sx.
1479 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1481 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1482 1's predicate to nonimmediate_operand. Only skip default expansion
1483 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1484 for single h8sx shift instructions.
1485 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1486 * config/h8300/h8300.c (nibble_operand): Split out of...
1487 (reg_or_nibble_operand): ... this.
1488 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1489 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1490 umulhisi3): Introduce expand, and introduce separate insns for
1491 sign- or zero-extended REG and already-extended CONST_INT.
1492 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1493 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1494 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1495 (subhi3): Likewise. Don't accept immediates for operand 1.
1496 Remove the early clobber from second alternative of the h8300s pattern.
1497 (subsi3): Generalize for h8sx. Force operand 2 into a register
1498 on plain h8300 targets.
1499 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1500 (subsi3_h8300h): Generalize for h8sx.
1501 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1502 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1503 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1504 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1505 (TARGET_H8300SXMUL): New.
1506 (CONST_OK_FOR_P): New.
1507 (CONST_OK_FOR_LETTER_P): Adjust.
1508 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1509 umulhisi3): Accept 4-bit immediate on H8SX.
1510 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1511 (udivsi3, divhi3, udivsi3, divsi3): New.
1512 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1513 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1514 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1515 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1516 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1517 Add ADDRESSOF to the bit_operand entry.
1518 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1519 (h8300_src_operand): Likewise.
1520 (bit_operand): Check nonimmediate_operand rather than general_operand.
1521 Accept any nonimmediate_operand in h8sx code.
1522 (h8300_and_costs): Initialize operands[1].
1523 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1524 (h8300_operand_class): New enum.
1525 (h8300_length_table): New typedef.
1526 (addb_length_table, addw_length_table, addl_length_table,
1527 logicl_length_table): New tables.
1528 (logicb_length_table, logicw_length_table): New macros.
1529 (h8300_classify_operand, h8300_length_from_table,
1530 h8300_length_table_for_insn, h8300_unary_length,
1531 h8300_insn_length_from_table): New functions.
1532 (output_plussi): Only use adds and subs for register destinations.
1533 Disable redundant clause.
1534 (compute_plussi_cc): Likewise.
1535 (compute_plussi_length): Likewise. Use h8300_length_from_table
1536 to work out the length of an insn.
1537 (output_logical_op): Only use narrower immediate instructions
1538 if the destination is a register.
1539 (compute_logical_op_cc): Likewise.
1540 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
1541 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1542 * config/h8300/h8300.md (length_table): New attribute.
1543 (length): When an instruction has a length_table attribute, use
1544 h8300_insn_length_from_table to calculate its default length.
1545 (cmpqi): Use h8300_dst_operand for the first operand and
1546 h8300_src_operand for the second.
1547 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1548 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1549 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1550 iorsi3, xorhi3, xorsi3): Likewise.
1551 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
1552 so that it allows any combination of operands for TARGET_H8300SX.
1553 (iorqi3, xorqi3): Likewise.
1554 (cmpqi): Use the length_table attribute.
1555 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1556 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1557 (cmpqi): Add 'Q' constraint.
1558 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1559 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1560 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
1561 * config/h8300/h8300.h (MASK_H8300SX): New macro.
1562 (TARGET_H8300S): True for both -ms and -msx.
1563 (TARGET_H8300SX): New macro.
1564 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1565 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1566 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1567 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1569 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
1570 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1571 16-bit pointers and 32-bit ints.
1572 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1573 CONST_DOUBLE with mode no wider than SImode.
1574 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1576 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
1577 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1579 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1580 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
1581 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1583 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1585 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1587 2004-07-07 Per Bothner <per@bothner.com>
1589 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
1591 2004-07-07 Mike Stump <mrs@apple.com>
1593 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1594 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1595 (machopic_finish): Likewise.
1597 2004-07-07 Richard Henderson <rth@redhat.com>
1599 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1600 through any value-preserving cast.
1602 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1604 * function.c (assign_parm_find_data_types): Call
1605 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1607 2004-07-07 Steven Bosscher <stevenb@suse.de>
1609 * tree-cfg.c (group_case_labels): Remove case labels that have
1610 the same target as the default case.
1612 2004-07-07 Steven Bosscher <stevenb@suse.de>
1614 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1615 regardless of DECL_LANG_SPECIFIC being present or not.
1616 * tree.h (DECL_NUM_STMTS): Purge.
1618 2004-07-07 Andrew Pinski <apinski@apple.com>
1620 * configure: Regenerate with the right autoconf.
1622 2004-07-07 David Edelsohn <edelsohn@gnu.org>
1624 * ifcvt.c (total_bb_rtx_cost): New function.
1625 (find_if_case_1): Compare rtx_cost of basic block to cost of
1627 (find_if_case_2): Same.
1629 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1632 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1633 (output_return): Likewise.
1634 (output_sibcall): Abort if !flag_delayed_branch.
1635 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1636 (emit_and_preserve): New function.
1637 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
1638 indirect jump to the thunked-to function if !flag_delayed_branch.
1639 * config/sparc/sparc.md (delayed_branch): New attribute.
1640 (load_pcrel_sym): Honor flag_delayed_branch. Use above
1641 attribute to compute the length of the insn.
1642 (goto_handler_and_restore): Likewise.
1644 2004-07-07 Andrew Pinski <apinski@apple.com>
1646 PR tree-optimization/15777
1647 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1649 * expr.c (expand_expr_real_1): Fix formating.
1650 BUFFER_REF and IN_EXPR are dead.
1651 * fold-const.c (non_lvalue): BUFFER_REF is dead.
1652 * tree-inline.c (estimate_num_insns_1): Likewise.
1653 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1654 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1655 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1657 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
1659 * collect2.c (dump_file): Don't call cplus_demangle if
1660 HAVE_LD_DEMANGLE is defined.
1661 (main): Pass "--demangle" to ld if no_demangle is not 0 and
1662 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1663 if HAVE_LD_DEMANGLE is defined.
1665 * configure.ac (--with-demangler-in-ld): Added
1666 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1667 --with-demangler-in-ld is used.
1668 * config.in: Regenerated.
1669 * configure: Likewise.
1671 2004-07-07 Roger Sayle <roger@eyesopen.com>
1673 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1674 for simple floating point operations "fp", double precision
1675 multiplication "dmul", and single and double precision division
1676 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
1677 (ppc630_cost): New table split from ppc620_cost, to distinguish
1678 differences in floating point latencies.
1679 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1680 (rs6000_rtx_costs): Add support for single and double precision
1681 floating point addition, subtraction, multiplication, division,
1682 fused-multiply-add, fused-multiply-sub, negation, absolute value
1683 and negative absolute value. Tweak MEM case to use prefered idiom.
1685 2004-07-07 Richard Henderson <rth@redhat.com>
1687 * tree-flow-inline.h (may_propagate_copy): Move...
1688 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
1689 attempt to copy between types requiring conversion.
1690 * tree-flow.h (may_propagate_copy): Update decl.
1691 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1693 2004-07-07 Jakub Jelinek <jakub@redhat.com>
1695 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1696 from -mtune= option.
1698 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1700 * builtins.c: Rename movstr*, except for movstrict*, to
1701 movmem* and clrstr* to clrmem*.
1704 * genopinit.c: Likewise.
1705 * integrate.c: Likewise.
1706 * local-alloc.c: Likewise.
1707 * optabs.c: Likewise.
1708 * optabs.h: Likewise.
1709 * config/alpha/alpha.h: Likewise.
1710 * config/alpha/alpha.md: Likewise.
1711 * config/arm/arm-protos.h: Likewise.
1712 * config/arm/arm.c: Likewise.
1713 * config/arm/arm.md: Likewise.
1714 * config/avr/avr.md: Likewise.
1715 * config/c4x/c4x.c: Likewise.
1716 * config/c4x/c4x.md: Likewise.
1717 * config/frv/frv.md: Likewise.
1718 * config/i386/i386-protos.h: Likewise.
1719 * config/i386/i386.c: Likewise.
1720 * config/i386/i386.h: Likewise.
1721 * config/i386/i386.md: Likewise.
1722 * config/i860/i860.c: Likewise.
1723 * config/i860/i860.md: Likewise.
1724 * config/ip2k/ip2k.md: Likewise.
1725 * config/ip2k/libgcc.S: Likewise.
1726 * config/ip2k/t-ip2k: Likewise.
1727 * config/m32r/m32r.c: Likewise.
1728 * config/m32r/m32r.md: Likewise.
1729 * config/mcore/mcore.md: Likewise.
1730 * config/mips/mips.c: Likewise.
1731 * config/mips/mips.md: Likewise.
1732 * config/ns32k/ns32k.c: Likewise.
1733 * config/ns32k/ns32k.h: Likewise.
1734 * config/ns32k/ns32k.md: Likewise.
1735 * config/pa/pa.c: Likewise.
1736 * config/pa/pa.md: Likewise.
1737 * config/pdp11/pdp11.h: Likewise.
1738 * config/pdp11/pdp11.md: Likewise.
1739 * config/rs6000/rs6000.c: Likewise.
1740 * config/rs6000/rs6000.md: Likewise.
1741 * config/s390/s390-protos.h: Likewise.
1742 * config/s390/s390.c: Likewise.
1743 * config/s390/s390.md: Likewise.
1744 * config/sh/lib1funcs.asm: Likewise.
1745 * config/sh/sh.c: Likewise.
1746 * config/sh/sh.md: Likewise.
1747 * config/sh/t-sh: Likewise.
1748 * config/sparc/sparc.h: Likewise.
1749 * config/vax/vax.md: Likewise.
1750 * config/xtensa/xtensa.c: Likewise.
1751 * config/xtensa/xtensa.md: Likewise.
1752 * doc/invoke.texi: Likewise.
1753 * doc/md.texi: Likewise.
1754 * doc/rtl.texi: Likewise.
1756 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
1759 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1760 * config/mips/mips.c (mips_declare_common_object): New function,
1761 mostly split out from...
1762 (mips_output_aligned_decl_common): ...here.
1763 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1764 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1765 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1766 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
1768 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1771 * function.c (assign_parms): Fix typo from previous change.
1773 2004-07-07 Jason Merrill <jason@redhat.com>
1776 * doc/extend.texi (C++ Interface): Correct information and
1779 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1784 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1787 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1790 * config/m32r/m32r.c (m32r_function_symbol): New function:
1791 Generate a symbol name RTX with the correct m32r specific flags
1793 (block_move_call): Use new function to generate correct symbol.
1794 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1795 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1798 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1800 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1801 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1802 TYPE_BINFO_BASETYPE): Remove.
1803 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1805 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1807 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1808 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1809 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1810 (struct tree_binfo): Rename base_types to base_binfos.
1811 * alias.c (record_component_aliases): Adjust BINFO macros.
1812 * dbxout.c (dbxout_type): Likewise.
1813 * dwarf2out.c (gen_member_die): Likewise.
1814 * sdbout.c (sdbout_one_type): Likewise.
1815 * tree-dump.c (deque_and_dump): Likewise.
1816 * config/i386/i386.c (classify_argument,
1817 contains_128bit_aligned_vector_p): Likewise.
1819 2004-07-07 Nick Clifton <nickc@redhat.com>
1821 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1822 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1824 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1826 * vec.h: Fix the example use.
1828 2004-07-06 Richard Henderson <rth@redhat.com>
1830 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1831 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1832 * tree-inline.c (copy_body_r, setup_one_parameter,
1833 initialize_inlined_parameters, expand_call_inline,
1834 declare_inline_vars): Don't check it.
1835 (expand_calls_inline): Remove old version, rename new version
1836 from gimple_expand_calls_inline.
1837 * tree-optimize.c (execute_gimple): Remove.
1838 (pass_gimple): Don't run anything.
1840 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1842 * doc/sourcebuild.texi: Use semicolons instead of commas in
1845 2004-07-06 Richard Henderson <rth@redhat.com>
1847 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1848 (sra_walk_modify_expr, scan_init): Likewise.
1849 (generate_element_zero): Check visited before scanning children.
1850 (generate_element_init): Set visited on error.
1851 (scalarize_init): Handle generate_element_init failure similar
1854 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1856 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1857 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1859 2004-07-06 Richard Henderson <rth@redhat.com>
1861 * config/i386/i386.c (legitimize_pic_address): Make static.
1862 (legitimize_address): Handle CONST with TLS operand.
1863 (ix86_expand_move): Don't call legitimize_pic_address directly.
1864 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1866 2004-07-06 Roger Sayle <roger@eyesopen.com>
1868 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1869 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1870 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1871 is currently executed unconditionally, i.e. not in "else_bb".
1873 2004-07-06 Steven Bosscher <stevenb@suse.de>
1875 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1876 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1877 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1878 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1879 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1880 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1881 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1882 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1883 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1884 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1885 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1886 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1887 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1888 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1889 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1890 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1892 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1894 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1895 * expr.c (expand_expr_real_1): Ditto.
1896 * tree-inline.c (estimate_num_insns_1): Ditto.
1897 * tree-pretty-print.c (dump_generic_node): Ditto.
1901 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1903 * tree-ssa-pre.c (reference_node_pool): New pool.
1904 (find_or_generate_expression): Class 'r' is okay too.
1905 (create_value_expr_from): Ditto.
1906 (add_to_sets): LHS should not include vuses.
1908 (compute_avail): Reverse ordering of tests.
1909 Valuize INDIRECT_REF as well.
1911 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1913 PR rtl-optimization/16380
1914 * loop.c (check_dbra_loop): Sink comparison instructions if they
1915 do something other than set cc0.
1917 2004-07-06 James E Wilson <wilson@specifixinc.com>
1919 * doc/interface.texi (longjmp and automatic variables): Delete
1920 paragraph recommending taking the address of a variable.
1922 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1924 * vec.h (VEC_embedded_alloc): Remove.
1925 (VEC_embedded_size, VEC_embedded_init): New.
1926 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1928 (VEC_truncate): New.
1929 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1930 (vec_embedded_alloc): Remove.
1931 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1932 (vec_embedded_alloc): Remove.
1934 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1936 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1937 (gt-langhooks.h): Remove.
1939 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1941 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1943 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1945 * config/sparc/sparc.c (get_pc_symbol): Rename into
1946 add_pc_to_pic_symbol.
1947 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1948 (load_pic_register): Account for previous changes.
1949 Use reg_names. Don't create the label twice.
1950 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1951 UNSPEC_LOAD_PCREL_SYM.
1952 (get_pc): Rename into load_pcrel_sym. Add predicate to
1953 operands. Remove condition.
1955 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1957 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1958 RECORD, UNION & QUAL_UNION is actually a binfo.
1960 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1961 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1962 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1963 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1964 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1965 (gen_inheritance_die): Likewise.
1966 * tree-dump.c (deque_and_dump): Likewise.
1967 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1969 2004-07-06 Steven Bosscher <stevenb@suse.de>
1971 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1973 * config/mcore/mcore.md: Model memory latency with a simple DFA
1974 pipeline description instead of a define_function_unit.
1976 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1978 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1979 * langhooks.h (var_mod_type_p): Likewise.
1980 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1981 * expr.c (count_type_elements): Properly handle return from
1982 array_type_nelts and properly test for overflow.
1983 * gimplify.c (gimplify_init_constructor): Properly handle return
1984 from array_type_nelts.
1985 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1986 * integrate.c (copy_decl_for_inlining): Correct comments.
1987 * tree-inline.c (remap_decl): Update comments, remove dead code,
1988 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1989 (remap_type): Only remap if variably modified by vars in function
1991 (copy_body_r): Use compatible_type langhooks to see when can fold.
1992 (setup_one_parameter): Don't remap type.
1993 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1994 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1995 compute TREE_INVARIANT for decl case.
1996 (find_var_from_fn): New function.
1997 (variably_modified_type_p): Add arg and call new function.
1998 * tree.h (variably_modified_type_p): Add extra arg.
2000 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2002 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2003 (goto_handler_and_restore_v9): Delete disabled insn.
2004 (goto_handler_and_restore_v9_sp64): Likewise.
2006 2004-07-05 Roger Sayle <roger@eyesopen.com>
2008 * calls.c (load_register_parameters): Call expand_shift instead
2009 of expand_binop with ashl_optab (or other shift optab) directly.
2010 * expr.c (emit_group_load, emit_group_store): Likewise.
2011 * function.c (assign_parm_setup_block): Likewise.
2012 * stmt.c (shift_return_value): Likewise.
2014 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2016 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2018 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2020 * doc/sourcebuild.texi: Revert previous patch.
2022 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2024 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2025 TARGET_MEM_FUNCTIONS.
2026 * system.h: Poison TARGET_MEM_FUNCTIONS.
2027 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2028 bcmp_libfunc, bzero_libfunc): Remove.
2029 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2031 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2032 * doc/standards.texi: Don't mention calling BSD string functions.
2033 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2034 * config/vax/t-memfuncs: New.
2035 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2036 config/memset.c: New.
2037 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2038 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2040 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2041 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2042 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2043 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2044 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2045 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2046 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2047 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2048 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2049 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2051 2004-07-05 Richard Henderson <rth@redhat.com>
2053 * function.c (assign_parm_setup_reg): Properly rename variables in
2054 FUNCTION_ARG_CALLEE_COPIES section.
2056 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2058 * tree-mudflap.c: Include cgraph.h.
2059 (mf_init_extern_trees): Rename to mudflap_init. Export.
2060 Rewrite to create synthetic declarations instead of looking
2061 up declarations from mf-runtime.h.
2062 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2063 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2065 (execute_mudflap_function_decls, mudflap_register_call):
2066 Don't call mf_init_extern_trees.
2067 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2069 * tree-mudflap.h: Update prototypes.
2070 * c-mudflap.c: Delete file.
2071 * c-common.c: Include tree-mudflap.h.
2072 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2073 * Makefile.in: Remove all references to c-mudflap.o.
2074 Update dependencies.
2076 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2078 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2079 displacements with the spatial-locality cache-control completer.
2081 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2083 * langhooks.c: Don't include gt-langhooks.h.
2084 (var_labelno): Delete.
2085 (lhd_set_decl_assembler_name): Do not append a distinguishing
2086 number to file-scope internal-linkage declarations for the first
2087 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2088 the declaration itself (if at block scope), or its containing
2089 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2092 * opts.c (cur_in_fname): New global.
2093 * opts.h: Declare it.
2094 * tree.c: Include opts.h.
2095 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2096 DECL_UID equal to cur_in_fname.
2097 (copy_node_stat): Do not change DECL_UID when copying a
2098 TRANSLATION_UNIT_DECL.
2099 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2100 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2102 * c-decl.c (c_static_assembler_name): Delete.
2103 * c-tree.h (c_static_assembler_name): Delete prototype.
2104 * c-lang.c, objc/objc-lang.c: Don't override
2105 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2107 * Makefile.in (tree.o): Update dependencies.
2108 (GTFILES): Remove langhooks.c.
2110 2004-07-05 Roger Sayle <roger@eyesopen.com>
2112 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2113 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2114 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2115 Optimize "X % -Y" as "X % Y" for signed modulus.
2116 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2117 into "((unsigned) X % Y) == 0".
2119 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2121 * sourcebuild.texi (Config Fragments): Use @comma{} in
2122 cross-reference to section title.
2124 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2126 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2127 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2128 (gimplify_target_expr, gimplify_expr): Likewise.
2129 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2130 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2132 (gimplify_compound_lval): See if we can strip any useless conversion.
2133 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2135 (gimplify_modify_expr_to_memset): Likewise.
2136 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2137 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2138 (declare_inline_vars): Likewise.
2139 (walk_type_fields): New function.
2140 (walk_tree): Use it.
2141 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2143 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2144 (sra_walk_modify_expr): Allow init function to fail.
2145 (scan_init): Now returns bool.
2146 (generate_element_init): If can't understand INIT, return false.
2147 (scalarize_init): Return false if generate_element_init does.
2149 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2152 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2153 bounds if bounds aren't constant.
2155 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2157 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2158 to type hooks; remove bogus PARAMS.
2160 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2162 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2163 * dwarf2out.c (add_data_member_location_attribute): Check for
2165 * tree.c (tree_node_kinds): Add "binfos".
2166 (binfo_lang_slots): New.
2167 (make_node_stat): Add TREE_BINFO.
2168 (make_tree_binfo_stat): New.
2169 (tree_node_structure): Add TREE_BINFO.
2170 * tree.def (TREE_BINFO): New.
2171 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2172 (RECORD_OR_UNION_CHECK): ... here.
2173 (NOT_RECORD_OR_UNION_CHECK): New.
2174 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2175 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2176 RECORD_OR_UNION_CHECK.
2177 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2178 (TYPE_LANG_SLOT_1): New.
2179 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2180 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2181 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2182 (BINFO_ELTS): Remove.
2183 (BINFO_LANG_SLOT): New.
2184 (struct tree_binfo): New.
2185 (binfo_lang_slots): Declare.
2186 (enum tree_node_structure_enum): Add TS_BINFO.
2187 (union tree_node): Add binfo.
2188 (make_tree_binfo_stat): Declare.
2189 (make_tree_binfo): New.
2190 (enum tree_node_kind): Add binfo_kind.
2192 * objc/objc-act.c (start_class, objc_declare_protocols,
2193 start_protocols): Use TYPE_LANG_SLOT_1.
2194 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2196 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2197 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2198 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2199 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2201 2004-07-05 Steven Bosscher <stevenb@suse.de>
2203 * rtl.h (struct rtx_def): Remove the integrated flag.
2204 Use the return_val flag for MEM_SCALAR_P.
2205 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2207 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2210 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2211 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2214 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2216 * var-tracking.c: Fix some comments.
2217 (frame_stack_adjust): New.
2218 (vt_stack_adjustments): Init stack_adjust of entry block to
2219 minus stack adjustment of function prologue.
2220 (adjust_stack_reference): Do not adjust if adjustment == 0.
2221 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2222 (emit_notes_in_bb): Likewise.
2223 (vt_add_function_parameters): Do not adjust locations of
2225 (vt_initialize): Compute the stack adjustment of function
2226 prologue and offset the initial "location" of frame_base_decl
2227 from the stack pointer after prologue.
2229 2004-07-04 Richard Henderson <rth@redhat.com>
2231 * function.c (struct assign_parm_data_all): New.
2232 (struct assign_parm_data_one): New.
2233 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2234 assign_parm_find_data_types, assign_parms_setup_varargs,
2235 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2236 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2237 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2238 assign_parm_setup_block, assign_parm_setup_reg,
2239 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2240 (assign_parms): ... here.
2242 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2244 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2245 now are bitmap_set_t's.
2246 (bitmap_insert_into_set): No point in inserting the value if
2248 (bitmap_set_contains): New function.
2249 (bitmap_set_replace_value): Add comment on why we do it
2251 (set_contains): Removed.
2252 (bitmap_set_subtract_from_value_set): New name of
2253 set_subtract now that it's arguments are two different
2256 (bitmap_find_leader): Change algorithm used.
2257 (find_or_generate_expression): Update use of functions for new
2259 (create_expression_by_pieces): Ditto.
2260 (insert_aux): Ditto.
2262 (add_to_sets): Ditto.
2264 (execute_pre): Ditto.
2265 (compute_avail): Ditto.
2266 Also ignore virtual phis.
2268 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2270 * combine.c (simplify_comparison): Fix comment typo.
2272 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2274 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2275 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2276 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2277 (output_restore): Change parameter from 'insn' to 'pat'.
2278 (output_return): Adjust call to output_restore.
2279 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2280 Adjust call to output_restore.
2282 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2284 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2285 and assert system is bsd.
2287 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2289 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2290 (TARGET_SWITCHES): Remove -mdebugc.
2291 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2292 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2293 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2294 (sle_[sd]i_reg): Delete.
2296 2004-07-04 Steven Bosscher <stevenb@suse.de>
2298 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2300 * config/iq2000/iq2000.md: Translate old pipeline description to an
2303 2004-07-04 Roger Sayle <roger@eyesopen.com>
2305 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2306 Ensure the replacement rhs is valid gimple before performing
2307 the substitution. Return false if these sanity checks fail.
2308 (fold_stmt): Only set changed to true, if set_rhs returns true.
2309 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2312 2004-07-04 Richard Henderson <rth@redhat.com>
2315 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2317 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2319 * configure.ac (ranlib_flags): New variable.
2320 * Makefile.in (RANLIB_FLAGS): New variable.
2321 (libbackend.a): Use it.
2322 * configure: Regenerated.
2324 2004-07-04 Roger Sayle <roger@eyesopen.com>
2326 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2327 a "sign mask" instead of using ashr_optab directly.
2329 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2331 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2332 * doc/cppopts.texi: Clarify processing of command-line defines.
2334 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2336 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2338 2004-07-04 Richard Henderson <rth@redhat.com>
2340 * rtl.def (ADDRESSOF): Remove.
2341 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2342 (find_base_term, memrefs_conflict_p): Likewise.
2343 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2344 (fold_rtx, cse_insn, set_live_p): Likewise.
2345 * dwarf2out.c (mem_loc_descriptor): Likewise.
2346 (add_location_or_const_value_attribute): Likewise.
2347 * emit-rtl.c (copy_insn_1): Likewise.
2348 * explow.c (memory_address): Likewise.
2349 * expmed.c (store_split_bit_field): Likewise.
2350 * expr.c (expand_expr_real_1): Likewise.
2351 * function.c (instantiate_decl
2352 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2353 * genrecog.c (preds, validate_pattern): Likewise.
2354 * integrate.c (copy_rtx_and_substitute): Likewise.
2355 * recog.c (general_operand, register_operand): Likewise.
2356 (memory_address_p): Likwise.
2357 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2358 * rtl.c (copy_rtx): Likewise.
2359 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2360 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2361 * rtlhooks.c (gen_lowpart_general): Likewise.
2362 * stmt.c (expand_asm_operands): Likewise.
2363 * web.c (entry_register, replace_ref, web_main): Likewise.
2364 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2365 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2366 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2367 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2368 * config/frv/frv.c (move_destination_operand, move_source_operand,
2369 condexec_dest_operand, condexec_source_operand,
2370 condexec_memory_operand): Likewise.
2371 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2372 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2373 (destination_xfmode_operand): Likewise.
2374 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2375 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2376 * config/s390/s390.c (general_s_operand): Likewise.
2377 * config/s390/s390.md (mov*): Likewise.
2378 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2380 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2381 * expr.c (expand_expr_real_1): Likewise.
2382 * stmt.c (expand_decl): Likewise.
2383 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2385 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2386 postponed_insns, put_var_into_stack, put_reg_into_stack,
2387 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2388 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2389 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2390 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2391 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2392 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2393 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2394 struct insns_for_mem_walk_info, insns_for_mem_walk,
2395 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2396 setjmp_protect_args): Remove.
2397 (push_function_context_to): Don't handle var_refs_queue.
2398 (pop_function_context_from, free_after_compilation): Likewise.
2399 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2400 (assign_parms, allocate_struct_function): Likewise.
2401 (use_register_for_decl): New.
2402 (expand_function_end): Don't setjmp_protect.
2403 * function.h (struct emit_status): Update commentary.
2404 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2405 (max_parm_reg, parm_reg_stack_loc): Remove.
2406 * passes.c (DFI_addressof): Remove.
2407 (dump_file_info): Remove addressof.
2408 (rest_of_handle_addressof): Remove.
2409 (rest_of_compilation): Don't call it.
2410 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2411 * stmt.c (expand_decl): Use use_register_for_decl.
2412 * tree.h: Update decls.
2413 * web.c (mark_addressof): Remove.
2414 * doc/invoke.texi (-dF): Remove.
2416 2004-07-03 Richard Henderson <rth@redhat.com>
2418 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2419 instead of gen_mem_addressof.
2420 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2421 TImode output register.
2423 2004-07-03 Richard Henderson <rth@redhat.com>
2425 PR tree-optimization/16341
2426 * tree-sra.c (sra_walk_function): Increment to next stmt before
2427 processing the current stmt.
2428 (sra_insert_after): Always use BSI_SAME_STMT.
2430 2004-07-03 Richard Henderson <rth@redhat.com>
2432 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2435 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2437 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2438 with tree_int_cst_equal.
2440 2004-07-03 Andreas Schwab <schwab@suse.de>
2442 * config/ia64/ia64.md: Define new attribute "empty".
2443 (prologue_use, nop_x, insn_group_barrier): Set it.
2445 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2446 skip over "empty" insns.
2448 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2450 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2451 context to gimplify_body.
2452 (walk_tree): Don't walk into types twice.
2453 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2455 * tree-sra.c (generate_element_init): Remove any useless conversions.
2457 * gimplify.c (gimplify_conversion): Remove stripping useless
2458 conversions from here.
2459 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2460 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2461 Unshare before substituting PLACEHOLDER_EXPR.
2462 (gimplify_modify_expr_to_memset): Likewise.
2463 Pass address of TO to memset, not TO itself.
2464 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2465 time we make an expression (to match a PLACEHOLDER_EXPR).
2467 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2468 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2469 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2470 * tree-ssa-dom.c (local_fold): Likewise.
2472 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2473 * langhooks.h (strct lang_hooks): New field type_max_size.
2474 * function.c (assign_temp): Call it.
2476 2004-07-03 Steven Bosscher <stevenb@suse.de>
2478 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2479 * config/sh/sh.md: Convert the SH1 pipeline description to
2482 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2484 * c-decl.c (struct c_binding): Remove contour field; add
2485 depth, invisible, nested fields.
2486 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2487 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2488 (bind): Add invisible and nested arguments. Initialize
2489 new fields of struct c_binding; adjust loop scanning for
2491 (free_binding_and_advance): Clear structure with memset.
2492 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2493 in file scope, even if it's in external scope too.
2494 (pushdecl): Adjust to match. Create invisible file-scope
2495 declarations for block-scope forward declarations of static functions.
2496 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2497 (undeclared_variable, lookup_label, declare_label, define_label)
2498 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2499 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2500 (store_parm_decls_oldstyle): Adjust to match.
2501 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2502 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2504 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2505 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2507 2004-07-02 Richard Henderson <rth@redhat.com>
2509 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2510 around variable_size.
2511 (set_decl_nonlocal): Remove.
2512 (store_parm_decls): Add stmts for pending sizes.
2513 * calls.c (calls_function, calls_function_1): Remove.
2514 (precompute_arguments): Don't call it.
2515 * cfgexpand.c (set_save_expr_context): Remove.
2516 (tree_expand_cfg): Don't call it.
2517 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2518 (dwarf2out_finish): Likewise.
2519 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2520 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2521 (safe_from_p): Don't queue SAVE_EXPRs.
2522 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2523 or build plain VAR_DECLs.
2524 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2526 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2527 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2528 (put_var_into_stack): Don't handle SAVE_EXPR.
2529 (gen_mem_addressof): Likewise.
2530 * function.h (struct function): Remove x_save_expr_regs.
2531 (save_expr_regs): Remove.
2532 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2533 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2534 * stor-layout.c (variable_size): Don't set it.
2535 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2536 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2537 all callers. Don't set SAVE_EXPR_CONTEXT.
2538 * tree-inline.h (remap_save_expr): Update decl.
2539 * tree.c (save_expr): Update build size.
2540 (first_rtl_op): Don't handle SAVE_EXPR.
2541 (unsave_expr_1, contains_placeholder_p): Likewise.
2542 (decl_function_context): Likewise.
2543 * tree.def (SAVE_EXPR): Remove args 1 and 2.
2544 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2545 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2547 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2549 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2550 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2551 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2552 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2553 some first-person references and patronizing comments. Based on
2555 * doc/invoke.texi: Don't reference fortran@gnu.org.
2556 * doc/trouble.texi (Warning when a non-void function value is
2557 ignored): Rewrite. From Russ Allbery and Chris Devers.
2559 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
2561 * tree-ssa-pre.c (bitmap_set_t): New.
2562 (bb_value_sets): avail_out is now a bitmap_set_t.
2563 (bitmap_find_leader): New function.
2564 (bitmap_value_insert_into_set): Ditto.
2565 (bitmap_set_copy): Ditto.
2566 (bitmap_value_replace_in_set): Ditto.
2567 (bitmap_set_contains_value): Ditto.
2568 (bitmap_set_new): Ditto.
2569 (bitmap_set_pool): New pool.
2570 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2571 (insert_aux): Ditto.
2572 (add_to_sets): Ditto.
2573 (compute_avail): Ditto
2577 (execute_pre): Ditto.
2579 2004-07-02 Roger Sayle <roger@eyesopen.com>
2581 * config/rs6000/rs6000.c (struct processor_costs): New structure
2582 used to hold instruction latencies/sizes for processor types.
2583 (rs6000_cost): New global variable pointing to current CPU's costs.
2584 (rs6000_override_options): Initialize rs6000_cost to point to the
2585 appropriate cost table based upon rs6000_cpu and optimize_size.
2586 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2589 2004-07-02 Richard Henderson <rth@redhat.com>
2591 * expmed.c (make_tree): Don't use SET_DECL_RTL.
2593 2004-07-02 Steven Bosscher <stevenb@suse.de>
2595 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2597 2004-07-01 Richard Henderson <rth@redhat.com>
2599 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2600 (alpha_gp_save_rtx): Use assign_stack_local instead of
2603 2004-07-01 Richard Henderson <rth@redhat.com>
2605 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2606 (alpha_rtx_cost_data): Update to match.
2607 (alpha_rtx_cost_size): New.
2608 (alpha_rtx_costs): Honor optimize_size.
2610 2004-07-01 Richard Henderson <rth@redhat.com>
2612 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2613 * cfgexpand.c (tree_expand_cfg): Do it here.
2614 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2615 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2616 * config/mips/mips.c (mips_output_mi_thunk): And here.
2617 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2618 * config/sh/sh.c (sh_output_mi_thunk): And here.
2619 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2621 2004-07-01 Richard Henderson <rth@redhat.com>
2623 * tree.def (RTL_EXPR): Remove.
2624 * c-typeck.c (lvalue_p): Don't handle it.
2625 * expr.c (safe_from_p): Likewise.
2626 (expand_expr_real_1): Likewise.
2627 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2628 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2629 * gengtype.c (adjust_field_tree_exp): Likewise.
2630 * stmt.c (warn_if_unused_value): Likewise.
2631 * tree-gimple.c (recalculate_side_effects): Likewise.
2632 * tree-pretty-print.c (dump_generic_node): Likewise.
2633 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2634 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2635 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2637 * stmt.c (struct stmt_status): Remove x_last_expr_type,
2638 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2639 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2640 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
2641 all the bits that tracked last_expr.
2642 (expand_end_bindings): Don't track last_expr.
2643 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2644 (clear_last_expr): Remove.
2645 (expand_asm): Don't call it.
2646 (expand_asm_operands, expand_end_cond): Likewise.
2647 (expand_naked_return, expand_null_return_1): Likewise.
2648 * c-typeck.c (c_begin_compound_stmt): Likewise.
2649 * cfgexpand.c (expand_block): Use expand_expr_stmt.
2650 * expr.c (expand_expr_real_1): Likewise.
2651 * tree.h: Update prototypes.
2653 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2654 (struct emit_status): Remove sequence_rtl_expr.
2655 (struct function): Remove x_rtl_expr_chain.
2656 (seq_rtl_expr, rtl_expr_chain): Remove.
2657 * function.c (struct temp_slot): Remove rtl_expr.
2658 (assign_stack_temp_for_type): Don't set it.
2659 (free_temp_slots, pop_temp_slots): Don't check it.
2660 (free_after_compilation): Don't clear x_rtl_expr_chain.
2661 (fixup_var_refs): Don't search it.
2662 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2663 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2665 (push_topmost_sequence): Likewise.
2666 (end_sequence, init_emit): Likewise.
2667 (start_sequence_for_rtl_expr): Remove.
2668 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2669 * rtl.h (preserve_rtl_expr_result): Remove.
2671 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
2673 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2674 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2677 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2679 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2680 (STANDARD_STARTFILE_PREFIX_2): Define.
2681 (standard_startfile_prefix_1): Initialize to
2682 STANDARD_STARTFILE_PREFIX_1.
2683 (standard_startfile_prefix_2): Initialize to
2684 STANDARD_STARTFILE_PREFIX_2.
2685 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2686 (STANDARD_STARTFILE_PREFIX_1): Define.
2687 (STANDARD_STARTFILE_PREFIX_2): Define.
2688 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2689 (STANDARD_STARTFILE_PREFIX_2): Document.
2691 2004-07-01 Richard Henderson <rth@redhat.com>
2693 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2694 in order to disable scalarization. Instead set a flag and wait
2695 for a candidate decl.
2697 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2699 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2700 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2701 Use terminology "testsuite" and "enumerated".
2703 2004-07-01 Richard Henderson <rth@redhat.com>
2705 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2706 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2707 (initial_return_save): Likewise.
2708 (flush_queued_reg_saves): Remap register numbers.
2709 (dwarf2out_return_reg): Likewise.
2711 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2713 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2715 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2716 access functions for lower bound and element size and only output
2717 if lower bound nonzero or element size not same as that of type.
2718 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2720 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2722 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2724 2004-07-01 Per Bothner <per@bothner.com>
2726 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
2728 2004-07-01 Jakub Jelinek <jakub@redhat.com>
2730 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2731 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
2732 first operand. Don't optimize if the bitfield is volatile.
2734 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2736 * c-pretty-print.c (pp_c_postfix_expression): Handle
2737 floating-point comparison operators.
2738 (pp_c_expression): Pass floating-point comparison
2739 operators to pp_c_postfix_expression.
2741 2004-07-01 Roger Sayle <roger@eyesopen.com>
2743 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2744 rtx_cost instead of "had_mult" to determine whether the transformed
2745 expression is cheaper than the original.
2747 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
2749 * alias.c (get_alias_set, canon_rtx, get_addr,
2750 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2752 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2753 expand_builtin): Likewise.
2754 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2756 * combine.c (can_combine_p, combinable_i3pat, try_combine,
2757 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2758 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2759 record_dead_and_set_regs_1, get_last_value_validate,
2760 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2761 * cse.c (check_dependence, canon_hash, equiv_constant,
2762 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2763 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2764 count_reg_usage): Likewise.
2765 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2766 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2767 cselib_record_sets): Likewise.
2768 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2769 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2770 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2771 * df.c (df_uses_record): Likewise.
2772 * dojump (do_jump): Likewise.
2773 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2774 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2775 decl_start_label): Likewise.
2776 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2777 operand_subword, change_address_1, make_safe_from): Likewise.
2778 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2779 stabilize, force_not_mem): Likewise.
2780 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2781 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2782 * expr.c (convert_move, convert_modes, emit_block_move,
2783 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2784 emit_move_insn_1, expand_assignment, store_expr,
2785 store_constructor_field, store_constructor, store_field,
2786 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2788 * final.c (cleanup_subreg_operands, alter_subreg,
2789 get_mem_expr_from_op): Likewise.
2790 * flow.c (notice_stack_pointer_modification_1,
2791 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2793 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2794 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2795 optimize_bit_field, flush_addressof, purge_addressof_1,
2796 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2797 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2798 keep_stack_depressed): Likewise.
2799 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2800 noce_process_if_block, find_memory): Likewise.
2801 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2802 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2803 update_equiv_regs): Likewise.
2804 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2805 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2806 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2807 * passes.c (rest_of_handle_final): Likewise.
2808 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2809 move2add_note_store): Likewise.
2810 * ra-build.c (detect_remat_webs): Likewise.
2811 * ra-debug.c (dump_static_insn_cost): Likewise.
2812 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2813 * recog.c (validate_change, apply_change_group, cancel_changes,
2814 validate_replace_rtx_1, general_operand, register_operand,
2815 nonmemory_operand, push_operand, pop_operand, memory_operand,
2816 indirect_operand, asm_operand_ok, offsettable_memref_p,
2817 offsettable_nonstrict_memref_p, constrain_operands,
2818 store_data_bypass_p): Likewise.
2819 * reg-stack.c (subst_stack_regs_pat): Likewise.
2820 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2821 copy_cost, reg_scan_mark_refs): Likewise.
2822 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2823 combine_stack_adjustments_for_block): Likewise.
2824 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2825 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2826 find_reloads, find_reloads_address, find_reloads_address_1,
2827 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2828 find_equiv_reg): Likewise.
2829 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2830 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2831 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2832 delete_address_reloads): Likewise.
2833 * resource.c (mark_referenced_resources): Likewise.
2834 * rtlanal.c (get_jump_table_offset, count_occurrences,
2835 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2836 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2837 num_sign_bit_copies1): Likewise.
2838 * rtlhooks.c (gen_lowpart_general): Likewise.
2839 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2840 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2841 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2842 sdbout_global_decl): Likewise.
2843 * simplify-rtx.c (simplify_subreg): Likewise.
2844 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2845 expand_anon_union_decl, expand_end_case_type): Likewise.
2846 * unroll.c (calculate_giv_inc): Likewise.
2847 * var-tracking.c (stack_adjust_offset_pre_post,
2848 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2849 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2850 vt_add_function_parameters): Likewise.
2851 * varasm.c (make_var_volatile, notice_global_symbol,
2852 assemble_external, decode_addr_const, mark_weak,
2853 default_encode_section_info): Likewise.
2855 2004-07-01 Steven Bosscher <stevenb@suse.de>
2857 * stmt.c (check_seenlabel): Remove.
2858 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2860 2004-07-01 Richard Henderson <rth@redhat.com>
2862 * function.h (struct function): Remove x_function_call_count.
2863 (function_call_count): Remove.
2864 * calls.c (expand_call): Don't set it.
2865 * integrate.c (copy_rtx_and_substitute): Likewise.
2867 * function.h (struct function): Remove x_cleanup_label.
2868 (cleanup_label): Remove.
2869 * stmt.c (expand_value_return): Don't use it.
2870 * function.c (free_after_compilation): Don't set it.
2871 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2872 * cfgexpand.c (tree_expand_cfg): Update call.
2873 * tree.h (expand_function_start): Update decl.
2875 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2878 * c-lang.c (c_initialize_diagnostics): Move from here ...
2879 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2880 (c_tree_printer): Use pretty-printer to format %T.
2881 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2882 before '*' if not C++.
2883 (pp_c_direct_abstract_declarator): Don't try to print array upper
2884 bound for flexible array members.
2885 * c-tree.h: Include "diagnostic.h".
2886 (c_initialize_diagnostics): Declare.
2887 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2888 * c-format.c (format_type_warning): New function. Improve
2889 diagnostics for incorrect format argument types.
2890 (check_format_types): Use it. Add two parameters. Use the
2891 TYPE_MAIN_VARIANT of wanted_type.
2892 (check_format_info_main): Pass new parameters to
2894 (struct format_wanted_type): Update comment.
2896 2004-07-01 Nick Clifton <nickc@redhat.com>
2898 * target.h (struct gcc_target): Add new field to struct cxx:
2899 import_export_class.
2900 * target-def.h (TARGET_CXX): Initialise the new field.
2901 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2903 * doc/tm.texi: Document the new target hook.
2905 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2907 * builtins.c (fold_builtin_classify): Fix typo.
2909 2004-07-01 Richard Henderson <rth@redhat.com>
2911 * function.c (identify_blocks, identify_blocks_1): Remove.
2912 * function.h (identify_blocks): Remove.
2913 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2915 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2917 * builtins.c (fold_builtin_classify): New.
2918 (fold_builtin_unordered_cmp): Fix commentary.
2919 (fold_builtin): Use it.
2920 * builtins.def: Define builtins for isnan,
2921 isnanf, isnanl, finite, finitef, finitel,
2922 isinf, isinff, isinfl.
2924 2004-07-01 Richard Henderson <rth@redhat.com>
2926 * function.h (struct function): Remove dont_emit_block_notes.
2927 * gimple-low.c (lower_function_body): Don't set it.
2928 * cfgexpand.c (expand_block): Don't check it.
2929 * cfglayout.c (insn_locators_initialize): Likewise.
2930 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2931 * passes.c (rest_of_compilation): Likewise.
2932 * stmt.c (expand_start_bindings_and_block): Likewise.
2933 (expand_end_bindings): Likewise.
2935 2004-07-01 Richard Henderson <rth@redhat.com>
2937 * cgraph.h (cgraph_build_static_cdtor): Declare.
2938 * cgraphunit.c (cgraph_build_static_cdtor): New.
2939 * c-objc-common.c (build_cdtor): Use it.
2940 * coverage.c (create_coverage): Likewise.
2941 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2942 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2944 See ChangeLog.11 for earlier changes.