1 2004-07-16 Richard Henderson <rth@redhat.com>
3 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
4 switchification wrt CONSTRUCTOR. Document the reason.
6 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
8 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
9 that prevented descriptive __mf_check source location strings.
11 2004-07-16 Richard Henderson <rth@redhat.com>
13 * tree-def (WITH_SIZE_EXPR): New.
14 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
15 * expr.c (expand_expr_real_1): Likewise.
16 * gimplify.c (maybe_with_size_expr): New.
17 (gimplify_arg, gimplify_modify_expr): Use it.
18 (gimplify_modify_expr_to_memcpy): Take size parameter.
19 (gimplify_modify_expr_to_memset): Likewise.
20 (gimplify_expr): Handle WITH_SIZE_EXPR.
21 * tree-alias-common.c (find_func_aliases): Likewise.
22 * tree-eh.c (tree_could_trap_p): Likewise.
23 (tree_could_throw_p): Likewise.
24 * tree-gimple.c (is_gimple_lvalue): Likewise.
25 (get_call_expr_in): Likewise.
26 * tree-inline.c (estimate_num_insns_1): Likewise.
27 (expand_calls_inline): Likewise.
28 * tree-nested.c (convert_call_expr): Likewise.
29 * tree-pretty-print.c (dump_generic_node): Likewise.
30 * tree-sra.c (sra_walk_expr): Likewise.
31 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
32 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
33 * tree-ssa-operands.c (get_expr_operands): Likewise.
34 * tree-tailcall.c (find_tail_calls): Likewise.
36 * calls.c (expand_call): Reset old_stack_allocated after
37 calling emit_stack_restore.
39 2004-07-16 Richard Henderson <rth@redhat.com>
41 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
42 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
43 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
44 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
45 copy_res_decl_for_inlining.
47 * tree-inline.c (declare_return_variable): New modify_dest argument.
48 Use it as the return value, when possible or manditory. Handle
49 TREE_ADDRESSABLE types.
50 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
51 replacement of CALL_EXPR.
53 2004-07-16 Richard Henderson <rth@redhat.com>
55 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
56 * gimple-low.c (expand_var_p): Don't check it.
57 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
58 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
59 * tree-ssa-operands.c (add_stmt_operand): Likewise.
60 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
61 (find_referenced_vars): Don't call them.
62 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
64 2004-07-16 Richard Henderson <rth@redhat.com>
66 * function.c (pass_by_reference): True for all variable sized types.
68 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
70 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
71 * tree-pretty-print.c: Include tree-chrec.h.
72 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
73 and POLYNOMIAL_CHREC nodes.
75 2004-07-16 Steve Ellcey <sje@cup.hp.com>
77 * builtins.c (expand_builtin_stpcpy): Do not create temporary
80 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
82 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
84 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
86 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
88 * config/s390/s390.c: Likewise.
89 * config/s390/s390.h: Likewise.
91 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
93 * config/mips/mips.md (addsi3, adddi3): Remove special handling
94 of $sp adds. Remove REGNO checks from mips16 patterns.
96 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
98 * config/mips/mips.md: Delete outdated comment.
100 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
102 * config/mips/mips.c (get_float_compare_codes): Delete.
103 (mips_emit_compare): New function, mostly extracted from
104 get_float_compare_codes and gen_conditional_branch.
105 (gen_conditional_branch, gen_conditional_move): Use it.
107 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
109 * genautomata.c (add_vect): Speedup by using integers as
110 bit-vectors for walking through the comb_vect and finding
113 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
115 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
116 operand is an uns_arith_operand; use subtraction otherwise.
117 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
118 not just arith_operands.
120 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
122 * config/mips/mips-protos.h (gen_int_relational): Delete.
123 (mips_emit_scc): Declare.
124 * config/mips/mips.c (internal_test): Delete.
125 (sle_operand, sleu_operand): New functions.
126 (map_test_to_internal_test, gen_int_relational): Delete.
127 (mips_emit_binary, mips_relational_operand_ok_p)
128 (mips_emit_int_relational, mips_zero_if_equal)
129 (mips_emit_scc): New functions.
130 (gen_conditional_branch): Rework to use mips_emit_int_relational.
131 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
133 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
134 (sltu, sleu): Use mips_emit_scc.
135 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
136 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
137 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
139 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
141 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
143 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
145 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
146 (*sne_[sd]i): Likewise sne_[sd]i_zero.
147 (*sgt_[sd]i): ...and sgt_[sd]i.
148 (*slt_[sd]i): ...and slt_[sd]i.
149 (*sgtu_[sd]i): ...and sgtu_[sd]i.
150 (*sltu_[sd]i): ...and sltu_[sd]i.
151 (*sleu_[sd]i): ...and sleu_[sd]i_const.
152 Name previously unnamed mips16 patterns. Formatting fixes.
154 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
156 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
157 (branch_type): Delete.
158 (gen_conditional_branch, gen_conditional_move)
159 (mips_gen_conditional_trap): Update after name change. Get the
160 comparison mode from cmp_operands[0].
161 * config/mips/mips.h (cmp_type, branch_type): Delete.
162 (cmp_operands): Renamed from branch_cmp.
163 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
164 name change. Don't set branch_type.
165 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
166 mode class of cmp_operands[0] rather than branch_type. Update after
169 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
171 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
172 of 0...255 to 0 when inside a SET.
174 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
176 * config/mips/mips.md: Remove mips16 define_peepholes.
178 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
180 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
181 (fini_pre): Remove fake edges.
183 2004-07-15 Richard Henderson <rth@redhat.com>
185 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
186 (get_indirect_ref_operands, get_call_expr_operands): ... these.
188 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
190 * vec.h (VEC_address): New function.
192 2004-07-14 Jason Merrill <jason@redhat.com>
195 * gimplify.c (gimplify_arg): New fn, split out from...
196 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
198 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
200 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
201 generate code which is generated by pushqi1 now
202 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
204 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
206 * combine.c (simplify_set): match the mode of the constant 0 with
207 the tested operand to match the compare behaviour and the
208 simplify_relational_operation() expectation.
210 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
212 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
215 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
217 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
219 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
221 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
223 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
224 calls in mips16 code.
226 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
228 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
229 the destination of the li as well as for the neg.
231 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
234 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
235 * cgraph.h: Update declaration.
236 * c-decl.c (build_cdtor): Update call with default priority.
237 * coverage.c (create_coverage): Ditto.
238 * tree-mudflap.c (mf_init_fndecl): New tree.
239 (mudflap_init): Set it.
240 (mudflap_register_call): Arrange to call __mf_init before the first
242 (mudflap_finish_file): Mark the mudflap static initializer as extra
243 high priority, to beat all C++ static constructors.
245 2004-07-15 Jeff Law <law@redhat.com>
247 * loop.c (check_insn_for_givs): Restore check for code labels that was
248 accidentally deleted by a recent checkin.
250 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
252 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
253 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
255 2004-07-14 Richard Henderson <rth@redhat.com>
257 * print-tree.c (print_node): Fix casts last change.
259 2004-07-15 Paul Brook <paul@codesourcery.com>
261 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
262 to TARGET_UNWIND_INFO.
263 * except.c (output_function_exception_table): Ditto.
265 * opts.c (decode_options): Ditto.
266 * passes.c (rest_of_handle_final): Ditto.
267 * final.c (final_start_function): Ditto.
268 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
270 * targhooks.h (default_unwind_emit): Declare.
271 * targhooks.c (default_unwind_emit): New function.
272 * target-def.h: Define and use TARGET_UNWIND_EMIT.
273 * target.h (struct gcc_target): Add unwind_emit.
274 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
275 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
276 Remove IA64_UNWIND_EMIT.
277 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
279 2004-07-14 Richard Henderson <rth@redhat.com>
281 * print-tree.c (print_node): Handle SSA_NAME.
283 2004-07-14 James E Wilson <wilson@specifixinc.com>
286 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
287 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
289 2004-07-15 Jakub Jelinek <jakub@redhat.com>
291 * expr.c (expand_assignment): Reenable bitfield += optimizations.
292 Use alias set 0 for memory, do proper mode calculations and adjust
293 address for memories.
295 2004-07-14 Per Bothner <per@bothner.com>
297 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
298 structure with extra column field.
299 * tree.c (expand_location): Also fill in column field.
300 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
301 gets confused by the two conditionally-compiled definitions.
303 2004-07-14 Eric Christopher <echristo@redhat.com>
305 * calls.c (expand_call): Fix typo in comment.
307 2004-07-14 Steve Ellcey <sje@cup.hp.com>
309 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
310 comparision of TFmode.
312 2004-07-14 Richard Henderson <rth@redhat.com>
314 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
315 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
316 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
317 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
318 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
319 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
320 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
321 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
322 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
324 2004-07-14 Mike Stump <mrs@apple.com>
326 * config/darwin.h (WINT_TYPE): Define to be int to match
329 2004-07-14 Bob Wilson <bob.wilson@acm.org>
331 * config/xtensa/xtensa.c (function_arg_advance): Check for args
332 that must be passed in the stack.
333 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
334 arguments if the size is not a constant.
336 2004-07-14 Per Bothner <per@bothner.com>
338 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
339 instead of EXPR_LOCUS in a boolean context, which is always true
340 if --enable-mapped-location.
341 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
343 2004-07-14 Richard Henderson <rth@redhat.com>
345 * dominance.c (struct dom_info): Add fake_exit_edge.
346 (init_dom_info): Allocate it.
347 (free_dom_info): Free it.
348 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
350 (calc_idoms): Honor fake_exit_edge.
352 2004-07-13 Jason Merrill <jason@redhat.com>
354 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
355 (rhs_test_for): New fn.
356 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
357 * tree-gimple.h: Declare them.
358 * gimplify.c (gimplify_modify_expr): Use the new fns.
360 2004-07-14 Richard Henderson <rth@redhat.com>
362 * config/arm/arm-protos.h (arm_va_arg): Remove.
363 * config/arm/arm.c (arm_va_arg): Remove.
364 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
365 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
367 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
369 * pa.c (fix_range): New function to mark a range(s) of registers as
371 (override_options): Call fix_range if the -mfixed-range option string
373 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
374 * doc/invoke.texi (-mfixed-range): Document new option.
376 2004-07-14 David Edelsohn <edelsohn@gnu.org>
378 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
380 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
382 2004-07-14 Roger Sayle <roger@eyesopen.com>
384 * expmed.c (expand_sdiv_pow2): New function to expand signed division
385 by a positive power of two, split out from expand_divmod. Provide
386 an alternate implementation when shifts are expensive. Lower the
387 threshold for using a branchless implementation to BRANCH_COST >= 2.
388 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
390 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
392 * tree-dfa.c (make_rename_temp): *Really* work just
393 like create_tmp_var if called while outside SSA form.
395 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
397 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
398 for division by zero.
399 ("umodsi3"): Likewise.
401 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
403 * config/mips/mips.c (mips_output_move): When generating mips16 code,
404 force loads of negative constants to be split.
405 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
406 Generalize SImode li/neg splitter to cope with other modes.
408 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
410 * expmed.c: Remove more references to QUEUED in the comments.
413 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
416 2004-07-13 Richard Henderson <rth@redhat.com>
417 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
420 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
422 * tree-dfa.c (make_rename_temp): Work just like
423 create_tmp_var if called while outside SSA form.
425 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
427 * expr.c (enqueue_insn, finish_expr_for_function,
428 protect_from_queue, queued_subexp_p, mark_queue,
429 emit_insns_enqueued_after_mark, emit_queue,
430 expand_increment): Remove.
431 (store_constructor): Expand increment as an assignment.
432 (expand_expr_real_1 <case PREINCREMENT_EXPR,
433 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
434 case POSTDECREMENT_EXPR>): Abort.
435 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
436 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
437 protect_from_queue, emit_queue, queued_subexp_p): Remove.
438 * function.h (pending_chain, x_pending_chain): Remove.
439 * rtl.def (QUEUED): Remove.
441 * emit-rtl.c (copy_insn_1, copy_most_rtx,
442 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
443 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
444 encode_units_mask): Likewise.
445 * local-alloc.c (equiv_init_varies_p): Likewise.
446 * rtl.c (copy_rtx): Likewise.
447 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
448 * simplify-rtx.c (simplify_gen_subreg): Likewise.
449 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
451 * builtins.c (expand_builtin, expand_builtin_apply,
452 expand_builtin_mathfn, expand_builtin_mathfn_2,
453 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
454 Remove calls to emit_queue and protect_from_queue.
455 * calls.c (expand_call, precompute_arguments,
456 precompute_register_parameters, rtx_for_function_call,
457 store_one_arg): Likewise.
458 * dojump.c (do_compare_and_jump, do_jump): Likewise.
459 * explow.c (memory_address): Likewise.
460 * expmed.c (clear_by_pieces_1, clear_storage,
461 clear_storage_via_libcall, emit_group_load,
462 emit_group_store, emit_store_flag,
463 expand_expr_real_1, store_by_pieces,
464 store_constructor, store_expr, try_casesi,
465 try_tablejump): Likewise.
466 * function.c (expand_pending_sizes): Likewise.
467 * optabs.c (emit_cmp_and_jump_insns,
468 emit_conditional_add, emit_conditional_move,
469 expand_fix, expand_float, prepare_cmp_insn): Likewise.
470 * stmt.c (emit_case_bit_tests,
471 expand_asm_expr, expand_computed_goto,
472 expand_decl_init, expand_end_case_type,
473 expand_end_stmt_expr, expand_expr_stmt_value,
474 expand_return, expand_start_case,
475 optimize_tail_recursion): Likewise.
476 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
477 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
479 2004-07-14 Ben Elliston <bje@au.ibm.com>
481 * vec.h: Comment fix.
483 2004-07-13 Richard Henderson <rth@redhat.com>
485 * target.h (struct gcc_target): Add calls.pass_by_reference.
486 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
487 * function.c (pass_by_reference): Use the hook.
488 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
489 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
490 (hook_pass_by_reference_must_pass_in_stack): New.
491 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
492 (alpha_pass_by_reference): New.
493 (TARGET_PASS_BY_REFERENCE): New.
494 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
495 * config/arc/arc.c (arc_pass_by_reference): New.
496 (TARGET_PASS_BY_REFERENCE): New.
497 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
498 (FUNCTION_ARG_CALLEE_COPIES): True.
499 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
500 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
501 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
502 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
503 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
504 * config/cris/cris.c (cris_pass_by_reference): New.
505 (TARGET_PASS_BY_REFERENCE): New.
506 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
507 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
508 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
509 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
510 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
511 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
512 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
513 (frv_function_arg_pass_by_reference): Remove.
514 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
515 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
516 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
517 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
518 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
519 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
520 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
521 (ia64_pass_by_reference): Rename from
522 ia64_function_arg_pass_by_reference.
523 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
524 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
525 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
526 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
527 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
528 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
529 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
530 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
531 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
532 (m32r_pass_by_reference): Adjust prototype. Make static.
533 Handle mode sizes correctly.
534 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
535 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
536 (m68hc11_function_arg_pass_by_reference): Remove.
537 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
538 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
539 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
540 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
541 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
542 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
543 (mips_va_arg): Use pass_by_reference.
544 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
545 Handle mode sizes correctly.
546 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
547 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
548 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
549 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
550 (mmix_pass_by_reference): Rename from
551 mmix_function_arg_pass_by_reference.
552 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
553 (FUNCTION_ARG_CALLEE_COPIES): True.
554 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
555 (mn10300_pass_by_reference): New.
556 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
557 (FUNCTION_ARG_CALLEE_COPIES): True.
558 * config/pa/pa.c (pa_pass_by_reference): New.
559 (TARGET_PASS_BY_REFERENCE): New.
560 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
561 (FUNCTION_ARG_CALLEE_COPIES): True.
562 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
563 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
564 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
565 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
566 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
567 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
568 (s390_pass_by_reference): Rename from
569 s390_function_arg_pass_by_reference.
570 (s390_function_arg_advance): Don't query pass-by-ref.
571 (s390_function_arg): Likewise.
572 (s390_gimplify_va_arg): Use pass_by_reference.
573 (s390_call_saved_register_used): Likewise.
574 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
575 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
576 (shcompact_byref, sh_pass_by_reference): New.
577 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
578 (SHCOMPACT_BYREF): Remove.
579 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
580 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
581 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
582 (sparc_gimplify_va_arg): Use pass_by_reference.
583 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
584 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
585 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
586 (v850_pass_by_reference): New.
587 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
588 (FUNCTION_ARG_CALLEE_COPIES): True.
589 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
590 FUNCTION_ARG_PASS_BY_REFERENCE docs.
592 2004-07-14 Richard Henderson <rth@redhat.com>
593 Richard Sandiford <rsandifo@redhat.com>
595 * config/mips/mips-protos.h (mips_va_arg): Delete.
596 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
597 * config/mips/mips.c: Include tree-gimple.h.
598 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
599 (mips_arg_info): Remove special handling of must_pass_in_stck args.
600 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
601 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
603 2004-07-13 Bob Wilson <bob.wilson@acm.org>
605 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
606 arguments for COND_EXPR in big-endian adjustment code.
608 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
610 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
611 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
612 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
613 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
615 2004-07-13 Diego Novillo <dnovillo@redhat.com>
617 PR tree-optimization/16443
618 * tree-ssa-alias.c: Add more description for
619 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
620 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
621 clobbering of call-clobbered and addressable variables. If
622 there are any before aliases have been computed, add them.
624 2004-07-13 Diego Novillo <dnovillo@redhat.com>
626 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
629 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
631 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
632 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
635 2004-07-13 Per Bothner <per@bothner.com>
637 * collect2.c (main): Handle --no-demangle and --demangle flags.
639 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
641 * Makefile.in (OBJS-common): Add tree-data-ref.o.
642 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
643 (tree-data-ref.o): New rule.
644 * lambda.h: New file.
645 * tree-data-ref.c: New file.
646 * tree-data-ref.h: New file.
647 * tree.c (int_cst_value, tree_fold_gcd): New functions.
648 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
650 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
653 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
654 * config/sparc/sparc.c (output_ubranch): New function.
655 * config/sparc/sparc.md (jump pattern): Use it.
657 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
660 * config/sparc/sparc.c (output_cbranch): Properly guard
661 the code handling far branches with TARGET_V9.
662 * config/sparc/sparc.md (length attribute): Document the
663 side-effect of having a length greater or equal to 3.
665 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
666 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
669 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
670 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
672 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
673 Martin Sebor <sebor@roguewave.com>
676 * doc/invoke.texi (SPARC options): Document -threads
677 and -pthreads on Solaris.
679 2004-07-13 Richard Henderson <rth@redhat.com>
681 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
683 (ind_gimplify_va_arg_expr): Remove.
684 * tree.h (ind_gimplify_va_arg_expr): Remove.
685 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
686 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
689 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
690 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
691 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
692 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
693 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
695 2004-07-13 Richard Henderson <rth@redhat.com>
697 * function.c (pass_by_reference): New.
698 (assign_parm_find_data_types): Use it.
699 * calls.c (initialize_argument_information): Likewise.
700 (emit_library_call_value_1): Likewise.
701 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
702 * function.h (pass_by_reference): Declare.
704 2004-07-13 Richard Henderson <rth@redhat.com>
706 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
707 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
708 * expr.h (MUST_PASS_IN_STACK): Remove.
709 * system.h (MUST_PASS_IN_STACK): Poison.
710 * tree.h (must_pass_in_stack_var_size): Declare.
711 (must_pass_in_stack_var_size_or_pad): Declare.
712 * calls.c (must_pass_in_stack_var_size): New.
713 (must_pass_in_stack_var_size_or_pad): Rename from
714 default_must_pass_in_stack.
715 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
716 (TARGET_MUST_PASS_IN_STACK): New.
717 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
718 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
719 (TARGET_MUST_PASS_IN_STACK): New.
720 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
721 * config/frv/frv.c (frv_must_pass_in_stack): New.
722 (TARGET_MUST_PASS_IN_STACK): New.
723 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
724 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
725 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
726 (ix86_must_pass_in_stack): Make static.
727 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
728 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
729 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
730 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
731 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
732 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
733 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
734 (mcore_must_pass_on_stack): Remove.
735 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
736 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
737 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
738 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
739 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
740 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
741 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
742 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
743 (TARGET_MUST_PASS_IN_STACK): New.
744 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
745 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
746 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
747 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
748 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
749 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
750 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
753 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
754 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
755 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
756 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
757 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
758 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
759 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
760 config/xtensa/xtensa.c: Use target hook.
762 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
764 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
765 * configure: Rebuilt.
767 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
769 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
770 * config/mips/mips.h (mips_reg_names): Don't declare.
771 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
772 (TARGET_NAME_REGS): Delete.
773 (TARGET_SWITCHES): Remove -mrnames.
774 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
775 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
777 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
778 (override_options): Remove handling of TARGET_NAME_REGS.
780 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
782 * config/mips/mips.h (TARGET_*): Boolify.
784 2004-07-12 Nick Clifton <nickc@redhat.com>
786 * config.gcc: Add sh-*-symbianelf target.
787 * config/sh/sh.c: Add new target macros:
788 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
789 TARGET_CXX_IMPORT_EXPORT_CLASS.
790 (sh_file_start): Create a definition of the .directive section.
791 (sh_attribute): Add dllimport and dllexport attributes.
792 * config/sh/symbian-pre.h: New file.
793 * config/sh/symbian-post.h: New file.
794 * config/sh/symbian.c: New file. Contains Symbian specific
796 * config/sh/sh-protos.h: Add prototypes for new functions
797 provided by symbian.c.
798 * config/sh/t-symbian: New file.
799 * doc/extend.texi: Document support for dllimport and dllexport
800 attributes by the sh-symbianelf target.
802 2004-07-12 James E Wilson <wilson@specifixinc.com>
804 * Makefile.in (AR): Use @AR@ not ar.
806 (AR_FOR_TARGET): Use $(AR) not ar for native.
807 (NM_FOR_TARGET): Use $(NM) not nm for native.
808 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
809 * configure: Regenerate.
811 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
813 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
815 (ashldi3_sp64): Likewise.
817 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
820 * pa.c (function_arg): Update comment.
821 * pa.h (BLOCK_REG_PADDING): Define.
823 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
825 PR tree-optimization/16461
826 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
827 arguments of phi nodes.
829 2004-07-12 Devang Patel <dpatel@apple.com>
831 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
833 2004-07-12 Steve Ellcey <sje@cup.hp.com>
835 * function.c (expand_function_start): Ensure r_save is in Pmode.
836 * calls.c (prepare_call_address): Ensure static_chain_value is
838 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
839 r_save_area are in Pmode.
840 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
841 fnaddr, and static_chain are in Pmode.
843 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
846 * config/ia64/ia64.c (bundling): Don't count ignored insns.
848 2004-07-12 Richard Henderson <rth@redhat.com>
850 * target.h (struct gcc_target): Move gimplify_va_arg_expr
851 next to build_builtin_va_list.
852 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
853 * builtins.c (gimplify_va_arg_expr): Likewise.
854 * gimplify.c (copy_if_shared_r): Likewise.
856 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
858 * passes.c (rest_of_decl_compilation): Don't defer call of
859 assemble_variable if its DECL_RTL is already set.
861 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
863 * cfgloop.h (struct loop): Add nb_iterations field.
864 (current_loops): Declare.
865 * tree-chrec.c (chrec_not_analyzed_yet,
866 chrec_dont_know, chrec_known, count_ev_in_wider_type,
867 chrec_contains_symbols_defined_in_loop): Remove the temporary
869 * tree-flow-inline.h (loop_containing_stmt): New function.
870 * tree-scalar-evolution.c: Add implementation.
871 * tree-scalar-evolution.h: Add declarations.
873 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
875 PR rtl-optimization/15921
876 * Makefile.in (global.o): Add recog.h.
878 * global.c (recog.h): Add the include-clause.
879 (bb_info): New member earlyclobber.
880 (allocate_bb_info, free_bb_info): Initialize/finish the new
882 (earlyclobber_regclass, earlyclobber_regclass_length): The new
884 (check_earlyclobber, regclass_intersect,
885 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
887 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
888 (make_accurate_live_analysis): Modify pavin.
890 2004-07-12 Diego Novillo <dnovillo@redhat.com>
892 * tree-cfg.c (find_taken_edge): Statically compute the truth
893 value of a predicate comparing an SSA_NAME to itself.
895 2004-07-12 Roger Sayle <roger@eyesopen.com>
897 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
898 rs6000 doesn't have shift-and-add or shift-and-sub instructions
899 by returning the cost of a multiplication plus an addition.
901 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
903 PR tree-optimization/14107
904 * gimplify.c (gimplify_return_expr): Accept a
905 RETURN_EXPR with an error argument.
906 * tree-optimize.c (init_tree_optimization_passes):
907 Run pass_warn_function_return at -O0.
909 2004-07-12 Roger Sayle <roger@eyesopen.com>
911 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
914 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
916 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
917 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
918 * config/mips/3000.md: Add copyright notice. Remove automota and
919 function units; use generic ones instead. Only define reservations
920 for things that are different from generic.md. Extend each clause
922 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
923 * config/mips/mips.md: Include them. Remove define_function_units.
924 (alu, imuldiv): New automata and units.
926 2004-07-12 Ben Elliston <bje@au.ibm.com>
928 * doc/invoke.texi (Optimize Options): Document -frename-registers
929 not being enabled by default at -O3.
931 2004-07-11 Roger Sayle <roger@eyesopen.com>
933 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
934 floating point additions, to keep real immediate constant positive.
935 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
936 into X + C, and leave positive real constants as X - C.
938 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
940 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
942 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
944 PR tree-optimization/15654
945 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
947 2004-07-11 Roger Sayle <roger@eyesopen.com>
949 * builtins.c (fold_builtin_fputs): Don't bother converting the
950 return type to integer_type_node, as we've already checked that
951 the result will be ignored.
953 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
954 that signed addition, subtraction, multiplication, division,
955 remainder, negation and absolute value may potentially trap.
957 * fold-const.c (fold_ignored_result): New function to strip
958 non-side-effecting tree nodes from an expression whose result
960 (fold_convert): Call fold_ignored_result when casting a value
962 (omit_one_operand): Call fold_ignored_result on the "omitted"
963 operand when building a COMPOUND_EXPR.
964 (pedantic_omit_one_operand): Likewise.
965 * tree.h (fold_ignored_result): Prototype here.
966 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
967 when we're going to ignore the result.
969 2004-07-11 Richard Henderson <rth@redhat.com>
972 * tree-ssa-ccp.c (fold_stmt_r): Split out...
973 * tree.c (fields_compatible_p, find_compatible_field): ... new.
974 * tree.h (fields_compatible_p, find_compatible_field): Declare.
975 * tree-sra.c (sra_hash_tree): Hash fields by offset.
976 (sra_elt_eq): Use fields_compatible_p.
977 (generate_one_element_ref): Use find_compatible_field.
979 2004-07-11 Richard Henderson <rth@redhat.com>
982 * tree-sra.c (generate_one_element_init): New.
983 (generate_element_init): Use it.
984 (scalarize_init): Push/pop gimplify context around it.
985 (find_new_referenced_vars_1, find_new_referenced_vars): New.
986 * gimplify.c (gimplify_expr): Allow SSA_NAME.
988 2004-07-11 Roger Sayle <roger@eyesopen.com>
990 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
991 combine.c's combine_insn_cost.
992 * rtl.h (insn_rtx_cost): Prototype here.
993 * combine.c (combine_insn_cost): Delete function.
994 (combine_validate_cost): Update callers of combine_insn_cost to
995 call insn_rtx_cost instead.
996 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
997 requesting the rtx_cost of call and/or jump instructions.
999 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1000 rtx_cost directly. Don't request/use the cost of call or jump
1001 instructions. Return -1 if the cost of any instruction can't be
1002 determined (or the BB contains a function call).
1003 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1004 -1 (i.e. can't determine the cost of any instruction or the basic
1005 block contains a subroutine call).
1006 (find_if_case_2): Likewise.
1008 2004-07-11 Roger Sayle <roger@eyesopen.com>
1010 * rs6000.c (struct processor_costs): Change semantics of fields to
1011 include the COST_N_INSNS scaling, and update all initializers.
1012 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1013 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1014 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1015 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1017 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1019 * LANGUAGES: Remove obsolete information.
1021 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1023 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1024 SIGBUS signal frames, the PSW address points *to* the faulting
1025 instruction, not after it.
1027 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1029 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1030 added to TLS symbol addresses.
1032 2004-07-11 Richard Henderson <rth@redhat.com>
1034 * expmed.c (init_expmed): Use stack-local structures for
1035 temporary rtl. Don't recognize shifts.
1037 2004-07-11 Richard Henderson <rth@redhat.com>
1039 * expr.c (store_expr): Don't fiddle subreg promotion for types
1040 with precision smaller than the mode.
1042 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1044 * tree.h (all_types_permanent): Remove.
1046 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1048 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1049 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1050 * langhooks.c (lhd_clear_binding_stack): Remove.
1051 * langhooks-def.h (lhd_clear_binding_stack,
1052 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1053 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1054 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1055 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1056 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1057 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1058 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1059 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1060 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1061 * tree.h (poplevel): Don't declare.
1062 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1063 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1064 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1065 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1068 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1070 PR tree-optimization/16437
1071 * c-common.c (shorten_compare): Don't mark result of conversion to
1072 narrower signed type as overflowing.
1073 * fold-const.c (decode_field_reference): Determine whether
1074 signedness comes from outer type using precision rather than size.
1076 2004-07-11 Phil Edwards <phil@codesourcery.com>
1078 * configure.ac: Alphabetize --enable-checking list, add
1079 missing valgrind entry.
1080 * configure: Regenerate.
1082 2004-07-11 Phil Edwards <phil@codesourcery.com>
1084 * doc/install.texi (Testing): Fix syntax in "make check" example.
1086 2004-07-10 James E Wilson <wilson@specifixinc.com>
1088 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1090 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1092 PR rtl-optimization/16001
1093 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1096 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1098 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1100 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1101 James Morrison <phython@gcc.gnu.org>
1103 * doc/contrib.texi (Contributors): Add gfortran contributors and
1104 fix a couple of typos.
1106 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1108 PR rtl-optimization/15387
1109 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1110 to incoming args space correctly.
1112 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1114 * pa.c (output_indirect_call): Only use %r2 as the link register in
1115 indirect calls with the long PA 2.0 pc-relative branch.
1117 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1119 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1120 for the default tuning if TARGET_64BIT.
1122 2004-07-10 Richard Henderson <rth@redhat.com>
1124 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1125 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1127 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1129 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1130 * expmed.c (store_bit_field, extract_bit_field): Remove last
1132 * builtins.c (expand_builtin_signbit): Adjust callers.
1133 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1134 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1135 * ifcvt.c (noce_emit_move_insn): Likewise.
1136 * stmt.c (expand_return): Likewise.
1137 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1138 store_field, expand_expr_real_1): Likewise.
1140 2004-07-10 Richard Henderson <rth@redhat.com>
1142 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1144 2004-07-09 Mike Stump <mrs@apple.com>
1146 * config/darwin.c (no_dead_strip): Add.
1147 (HAVE_DEAD_STRIP): Add.
1148 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1151 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1153 * tree-ssa-loop-im.c: New file.
1154 * Makefile.in (tree-ssa-loop-im.o): Add.
1155 * cfgloop.c (superloop_at_depth): New function.
1156 * cfgloop.h (superloop_at_depth): Declare.
1157 * common.opt (ftree-lim): New flag.
1158 * expr.c (array_ref_up_bound): New function.
1159 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1160 * timevar.def (TV_LIM): New timevar.
1161 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1162 computing immediate uses of a phi node.
1163 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1164 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1165 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1166 * tree-pass.h (pass_lim): Declare.
1167 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1169 (pass_lim): New pass structure.
1170 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1171 * tree.c (in_array_bounds_p): New function.
1172 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1173 (in_array_bounds_p, array_ref_up_bound): Declare.
1174 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1175 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1177 2004-07-09 Richard Henderson <rth@redhat.com>
1179 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1181 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1184 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1186 * flags.h: Delete redundant prototypes that are being generated
1187 in options.h from common.opt.
1188 * common.opt: Add in the expository comments formerly in flags.h.
1190 2004-07-09 Jan Beulich <jbeulich@novell.com>
1192 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1193 available for use only when TARGET_MMX/_SSE is set, and check for
1194 variable argument function if any register count is non-zero.
1195 (function_arg): Correctly suppress repeated warnings for passing SSE
1196 vectors are arguments without SSE enabled.
1197 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1198 would be SSE register modes does no longer influence the alignment.
1200 2004-07-09 Richard Henderson <rth@redhat.com>
1202 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1203 Always align upward to arg boundary. Use size_in_bytes/round_up.
1204 Maintain type-correctness of constants.
1205 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1207 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1209 * config/sparc/sparc.c (*_costs): Scale instruction costs
1211 (sparc_rtx_costs): Adjust as appropriate.
1213 2004-07-09 Jan Beulich <jbeulich@novell.com>
1215 * config/i386/mm3dnow.h: New.
1216 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1218 2004-07-09 Richard Henderson <rth@redhat.com>
1220 * simplify-rtx.c (simplify_const_relational_operation): Only
1221 look at bounds of scalar integers.
1223 2004-07-09 Jan Beulich <jbeulich@novell.com>
1225 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1227 2004-07-09 Andrew Pinski <apinski@apple.com>
1229 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1231 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1232 UOBJC_METACLASS_decl.
1234 2004-07-09 James E Wilson <wilson@specifixinc.com>
1237 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1238 do return a parallel if hfa_mode == XFmode and mode == TImode.
1240 2004-07-09 Jan Beulich <jbeulich@novell.com>
1242 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1243 permissible for unary plus.
1245 2004-07-09 Jan Beulich <jbeulich@novell.com>
1247 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1248 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1249 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1250 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1251 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1252 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1253 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1254 (BUILTIN_xxxIMAX): New.
1255 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1256 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1257 BUILT_IN_PARITYIMAX.
1259 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1261 * config/sparc/sparc.h (processor_costs): Define.
1262 (sparc_costs): Declare.
1263 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1264 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1265 ultrasparc3_costs): New.
1266 (sparc_override_options): Set sparc_costs as appropriate.
1267 (sparc_rtx_costs): Use sparc_costs instead of messy
1270 2004-07-09 Steven Bosscher <stevenb@suse.de>
1272 * doc/md.texi (Processor pipeline description): Mention that
1273 the old pipeline description is deprecated.
1275 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1276 mciu_7450 function unit to...
1277 (automaton ppc7450mciu): ...new automaton.
1279 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1280 (schedule_block): Don't consider inserting bubbles.
1281 (sched_init): Don't initialize DFA bubbles.
1282 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1283 TARGET_SCHED_DFA_BUBBLE): Remove.
1284 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1285 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1286 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1288 * stmt.c (conditional_context): Remove prototype.
1289 * tree.h (conditional_context): Remove.
1290 * tree-cfg.c (pre_insert_on_edge): Remove.
1292 * c-common.h (c_expand_asm_operands): Remove prototype.
1293 * c-typeck.c (c_expand_asm_operands): Remove.
1295 2004-07-09 Jan Beulich <jbeulich@novell.com>
1297 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1298 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1299 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1300 and V8QI are class SSE. All sufficiently small remaining vector modes
1301 must be passed in one or two integer registers.
1302 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1304 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1305 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1306 and must thus be handled explicitly.
1307 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1309 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1310 movv2sf_internal): Permit moving between MMX and XMM registers (since
1311 MMX areguments and return values are passed in XMM registers).
1312 (sse2_umulsidi3): Correct type and mode.
1314 2004-07-09 Richard Henderson <rth@redhat.com>
1316 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1318 2004-07-09 Eric Christopher <echristo@redhat.com>
1320 * config/rs6000/40x.md: Split into two automatons.
1322 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1323 Andrew Pinski <apinski@apple.com>
1325 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1326 on when we have more than one input file.
1327 (c_common_parse_file): Restore loop over all input files.
1328 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1330 * c-decl.c (set_type_context): New function.
1331 (pop_scope): Use it to set context of types. When we
1332 encounter a TYPE_DECL, set the context of the attached type too.
1333 (pop_file_scope): Don't call cpp_undef_all here.
1334 (diagnose_mismatched_decls): Do not complain about a second
1335 definition of an 'extern inline' function if it's not in the
1336 same translation unit. Do not complain about inline
1337 declaration after use if the use was in a different
1339 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1340 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1342 (pushdecl_top_level): Likewise.
1343 (grokdeclarator): Clarify what is going on with setting
1344 DECL_EXTERNAL on function types, a little.
1345 (c_write_global_declarations): Don't do anything if
1346 -fsyntax-only or errors have been encountered.
1348 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1350 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1352 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1355 * pa.c (output_indirect_call): Use %r2 as the link register when
1356 calling $$dyncall with a pc-relative branch.
1358 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1360 * doc/install.texi (Binaries): Mention OpenPKG.
1362 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1364 Fix PR tree-optimization/15555
1365 * tree-dfa.c (dump_variable): If the variable is a pointer
1366 SSA_NAME, also dump its points-to information.
1367 * tree-flow.h (struct ptr_info_def): Add field
1369 (dump_points_to_info_for): Declare.
1370 (debug_points_to_info_for): Declare.
1371 * tree-optimize.c (init_tree_optimization_passes): Add a
1372 second alias analysis pass after DOM2.
1373 Move pass_del_pta to a later spot.
1374 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1375 create a name tags when we find a dereferenced pointer. Just
1376 mark the pointer dereferenced.
1377 (collect_points_to_info_for): Move code to clear points-to
1378 information to create_name_tags.
1379 (create_name_tags): New function.
1380 (compute_flow_sensitive_aliasing): Call it.
1381 (setup_pointers_and_addressables): Mark type tags for renaming
1383 (create_memory_tag): ... here.
1384 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1385 (dump_points_to_info_for): Declare extern.
1386 (debug_points_to_info_for): New function.
1388 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1390 * config/arc/arc.md: Switch to DFA-based scheduler description.
1391 * config/arc/arc.c: Switch to DFA-based scheduler description.
1393 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1395 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1398 2004-07-09 Richard Henderson <rth@redhat.com>
1400 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1401 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1402 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1403 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1405 * config/v850/v850-protos.h (v850_va_arg): Remove.
1406 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1407 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1408 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1409 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1410 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1412 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1415 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1416 and DImode to use +/-4k offset.
1418 2004-07-09 Richard Henderson <rth@redhat.com>
1420 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1422 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1423 (xstormy16_gimplify_va_arg_expr): Rewrite from
1424 xstormy16_expand_builtin_va_arg.
1425 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1427 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1428 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1430 * config/sh/sh-protos.h (sh_va_arg): Remove.
1431 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1432 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1433 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1435 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1436 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1437 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1438 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1440 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1441 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1442 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1443 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1445 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1447 * config/sparc/sparc.md (return): Rewrite length formula.
1448 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1449 argument to final_scan_insn when in a delay slot.
1450 (output_sibcall): Likewise.
1452 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1454 * arm.c (arm_cpp_interwork): New variable.
1455 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1457 * arm.h (arm_cpp_interwork): Declare it.
1458 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1459 __THUMB_INTERWORK__ in the preprocessor.
1461 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1463 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1465 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1468 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1469 Override default settings to account for -m32 and -m64.
1471 2004-07-08 Randolph Chung <tausq@debian.org>
1473 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1475 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1477 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1478 before comparing it as such.
1480 2004-07-08 Richard Henderson <rth@redhat.com>
1482 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1483 temporary. Use bit arithmetic to align.
1485 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1487 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1488 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1489 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1490 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1491 add_labels_and_missing_jumps, find_jump_block,
1492 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1494 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1495 link_btr_uses, move_btr_def): Likewise.
1496 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1497 expand_builtin_expect_jump): Likewise.
1498 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1499 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1500 * cfganal.c (forwarder_block_p): Likewise.
1501 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1502 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1503 find_bb_boundaries): Likewise.
1504 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1505 merge_blocks_move_predecessor_nojumps,
1506 merge_blocks_move_successor_nojumps, insns_match_p,
1507 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1508 try_optimize_cfg): Likewise.
1509 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1510 * cfglayout.c (skip_insns_after_block, label_for_bb,
1511 record_effective_endpoints, insn_locators_initialize,
1512 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1513 * cfgmainloop.c (create_loop_notes): Likewise.
1514 * cfgrtl.c (delete_insn, delete_insn_chain,
1515 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1516 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1517 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1518 redirect_branch_edge, force_nonfallthru_and_redirect,
1519 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1520 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1521 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1522 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1523 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1524 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1525 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1526 * combine.c (combine_instructions, can_combine_p, try_combine,
1527 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1528 distribute_notes, distribute_links, insn_cuid): Likewise.
1529 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1530 invalidate_skipped_block, cse_set_around_loop,
1531 cse_end_of_basic_block, cse_main, cse_basic_block,
1532 cse_condition_code_reg): Likewise.
1533 * cselib.c (cselib_process_insn): Likewise.
1534 * ddg.c (create_ddg): Likewise.
1535 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1537 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1538 gen_label_die, dwarf2out_var_location): Likewise.
1539 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1540 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1541 last_call_insn, active_insn_p, next_label, prev_label,
1542 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1543 add_insn_before, remove_insn, add_function_usage_to,
1544 reorder_insns, find_line_note, remove_unnecessary_notes,
1545 emit_insn_after_1, classify_insn): Likewise.
1546 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1547 connect_post_landing_pads, sjlj_mark_call_sites,
1548 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1549 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1550 convert_to_eh_region_ranges): Likewise.
1551 * explow.c (optimize_save_area_alloca): Likewise.
1552 * expr.c (expand_expr_real): Likewise.
1553 * final.c (insn_current_reference_address, compute_alignments,
1554 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1555 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1556 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1557 propagate_block_delete_insn, propagate_one_insn,
1558 init_propagate_block_info, propagate_block, libcall_dead_p,
1559 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1561 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1562 expand_function_start, expand_function_end, contains,
1563 thread_prologue_and_epilogue_insns,
1564 reposition_prologue_and_epilogue_notes): Likewise.
1565 * gcse.c (constprop_register, bypass_conditional_jumps,
1566 insert_insn_end_bb, gcse_after_reload): Likewise.
1567 * genemit.c (gen_expand, gen_split): Likewise.
1568 * genpeep.c (gen_peephole, main): Likewise.
1569 * global.c (build_insn_chain): Likewise.
1570 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1571 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1572 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1573 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1574 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1575 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1576 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1577 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1578 dead_or_predicable): Likewise.
1579 * integrate.c (try_constants): Likewise.
1580 * jump.c (rebuild_jump_labels, cleanup_barriers,
1581 purge_line_number_notes, init_label_info, mark_all_labels,
1582 squeeze_notes, get_label_before, get_label_after,
1583 reversed_comparison_code_parts, simplejump_p, pc_set,
1584 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1585 delete_barrier, delete_prior_computation, delete_computation,
1586 delete_related_insns, delete_for_peephole, redirect_jump):
1588 * lcm.c (optimize_mode_switching): Likewise.
1589 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1591 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1592 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1593 * loop-iv.c (simplify_using_assignment): Likewise.
1594 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1595 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1596 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1597 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1598 check_insn_for_givs, check_final_value, update_giv_derive,
1599 basic_induction_var, product_cheap_p, check_dbra_loop,
1600 loop_insn_first_p, last_use_this_basic_block,
1601 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1602 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1603 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1604 sms_schedule_by_order): Likewise.
1605 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1606 * postreload.c (reload_cse_simplify_operands, reload_combine,
1607 reload_cse_move2add): Likewise.
1608 * predict.c (can_predict_insn_p, estimate_probability,
1609 expected_value_to_br_prob, process_note_predictions): Likewise.
1610 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1611 * profile.c (branch_prob): Likewise.
1612 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1613 detect_webs_set_in_cond_jump): Likewise.
1614 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1615 ra_print_rtl_with_bb): Likewise.
1616 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1617 * recog.c (next_insn_tests_no_inequality, find_single_use,
1618 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1619 * reg-stack.c (next_flags_user, record_label_references,
1620 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1621 compensate_edge, convert_regs_1): Likewise.
1622 * regclass.c (scan_one_insn): Likewise.
1623 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1624 regmove_optimize, fixup_match_1, single_set_for_csa,
1625 combine_stack_adjustments_for_block): Likewise.
1626 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1627 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1628 find_equiv_reg): Likewise.
1629 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1630 reload_as_needed, emit_input_reload_insns, do_output_reload,
1631 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1633 * reorg.c (find_end_label, emit_delay_sequence,
1634 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1635 get_jump_flags, rare_destination, mostly_true_jump,
1636 try_merge_delay_insns, redundant_insn, own_thread_p,
1637 fill_simple_delay_slots, fill_slots_from_thread,
1638 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1639 dbr_schedule): Likewise.
1640 * resource.c (find_basic_block, next_insn_no_annul,
1641 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1642 * rtl.h (RTX_PREV): Likewise.
1643 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1644 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1645 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1646 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1647 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1648 find_first_parameter_load, can_hoist_insn_p): Likewise.
1649 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1650 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1651 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1652 schedule_ebbs): Likewise.
1653 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1654 is_conditionally_protected, can_schedule_ready_p,
1655 add_branch_dependences, debug_dependencies): Likewise.
1656 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1658 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1659 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1660 set_dominates_use, ujump_to_loop_cont): Likewise.
1661 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1662 * varasm.c (output_constant_pool_1): Likewise.
1664 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1666 * tree-scalar-evolution.c: New file.
1667 * tree-scalar-evolution.h: New file.
1668 * tree-ssa-loop-niter.c: New file.
1669 * Makefile.in (SCEV_H): New.
1670 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1671 * cfgloop.h (struct loop): Add bounds field.
1672 * tree-flow.h (struct tree_niter_desc): New type.
1673 (number_of_iterations_cond, number_of_iterations_exit,
1674 loop_niter_by_eval, find_loop_niter_by_eval,
1675 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1676 free_numbers_of_iterations_estimates): Declare.
1677 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1678 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1679 * doc/invoke.texi (max-iterations-to-track): Document.
1681 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1683 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1684 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1685 (MODE_AFTER): Add cast appropriately.
1686 * config/sh/sh.md (movdi splitter): Likewise.
1687 (casesi_worker_2): Add const qualifier appropriately.
1688 (eh_return): Remove unused variable.
1689 (insv): Initialize v;
1691 2004-07-08 Richard Henderson <rth@redhat.com>
1693 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1694 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1695 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1696 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1697 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1699 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1700 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1701 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1702 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1704 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1705 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1706 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1707 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1709 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1710 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1711 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1712 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1714 * config/i860/i860-protos.h (i860_va_arg): Remove.
1715 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1716 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1717 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1719 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1721 * system.h: Prototype getpagesize if missing.
1722 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1723 * configure: Regenerate.
1724 * config.in: Regenerate.
1726 2004-07-08 Richard Henderson <rth@redhat.com>
1728 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1729 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1730 (fr30_gimplify_va_arg_expr): New.
1731 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1732 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1734 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1737 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1738 of asm_noperands result.
1740 2004-07-08 Richard Henderson <rth@redhat.com>
1742 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1743 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1744 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1745 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1747 2004-07-08 Richard Henderson <rth@redhat.com>
1749 * builtins.c (ind_gimplify_va_arg_expr): New.
1750 * tree.h (ind_gimplify_va_arg_expr): Declare.
1751 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1753 2004-07-08 Jan Beulich <jbeulich@novell.com>
1755 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1756 patterns also on vector elements other than the first one.
1757 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1760 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1762 * config/rs6000/darwin-ldouble.c: Correct reference
1763 to the Linnainmaa paper.
1765 2004-07-08 Richard Henderson <rth@redhat.com>
1767 * config/arc/arc-protos.h (arc_va_arg): Remove.
1768 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1769 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1770 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1772 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1773 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1774 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1775 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1777 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1779 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1781 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1783 * c-decl.c (static_ctors, static_dtors): Make static.
1784 (pop_file_scope): Call c_common_write_pch and
1785 cgraph_finalize_compilation_unit here.
1786 (build_cdtor): Moved here from c-objc-common.c; simplify.
1787 (c_write_global_declarations_1): Clarify comment.
1788 (c_write_global_declarations): Close the external scope before
1789 doing anything else. Call build_cdtor, cgraph_optimize, and
1790 mudflap_finish_file here.
1791 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1793 * c-objc-common.c: No need to include cgraph.h.
1794 (build_cdtor): Moved to c-decl.c.
1795 (c_objc_common_finish_file): Delete.
1796 * c-tree.h: Update to match.
1797 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1798 (generate_static_references): Set TREE_USED before calling finish_decl.
1799 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1800 on the static_instances_decl.
1802 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1804 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1805 decls when there is only one input translation unit.
1806 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1807 change of 2004-07-05; do not treat declarations with
1808 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1809 * opts.c (cur_in_fname): Delete.
1811 * tree.c: Revert changes of 2004-07-05; no special treatment
1812 for TRANSLATION_UNIT_DECLs.
1813 * Makefile.in (tree.o): Update dependencies.
1815 2004-07-08 Roger Sayle <roger@eyesopen.com>
1817 * builtins.c (fold_builtin_strcpy): Merge functionality from
1818 simplify_builtin_strcpy. Add additional len argument. No longer
1819 static. Remove function prototype.
1820 (fold_builtin_strncpy): Likewise integrate functionality from
1821 simplify_builtin_strncpy. Add additional slen argument. No
1822 longer static. Remove function prototype.
1823 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1824 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1825 types of "ignore" and "unlocked" parameters to bool.
1826 (fold_builtin_1): Add additional ignore argument. Call renamed
1827 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1828 builtins. Update arguments to fold_builtin_strncpy and
1829 fold_builtin_strcpy. Add function prototype.
1830 (fold_builtin): Add additional Boolean ignore argument to pass
1832 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1833 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1834 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1836 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1837 simplify_builtin_strncpy): Delete function prototypes.
1838 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1839 fold_builtin_strncpy): Add function prototypes here.
1840 (fold_builtin): Update function prototype with new "bool ignore".
1842 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1843 (ccp_fold_builtin): Update call to fold_builtin. Call
1844 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1845 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1846 simplify_builtin_strncpy respectively.
1847 * fold-const.c (fold): Update call to fold_builtin.
1849 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1851 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1854 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1855 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1856 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1857 * calls.c: Remove ifdefs of macros above.
1858 * functions.c: Likewise.
1861 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1863 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1864 (arch attribute): Delete.
1865 (current_function_calls_alloca attribute): Rename into calls_alloca.
1866 (calls_eh_return): New attribute.
1867 (leaf_function): Likewise.
1868 (length attribute): Fix formula for sibcalls.
1869 (return insn): Correctly compute the 'length' attribute.
1870 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1872 2004-07-08 Richard Henderson <rth@redhat.com>
1874 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1875 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1876 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1877 * tree-eh.c (lower_eh_constructs_1): Likewise.
1878 * tree-sra.c (sra_walk_modify_expr): Likewise.
1879 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1880 (eliminate_unnecessary_stmts): Likewise.
1881 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1882 * tree-tailcall.c (optimize_tail_call): Likewise.
1883 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1885 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1886 Jakub Jelinek <jakub@redhat.com>
1888 * config/i386/i386.c (override_options): Enable
1889 SSE prefetches with -mtune, as long as we are
1890 compiling for i686 or higher. All i686 processors
1891 accept SSE prefetches as NOPS, some i586's don't.
1893 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1896 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1898 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1900 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1901 the handling of clobbering ASM_EXPRs.
1903 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1906 * config/sparc/sparc.c (function_value): In 64-bit mode,
1907 return the aggregates larger than 16 bytes like unions.
1909 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1912 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1913 'temp' is zero, generate new pseudos as needed and emit the
1914 sequence of insns in single-assignment form. Resync comments
1916 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1917 function before reload.
1919 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1921 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1923 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1925 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1926 Allocation is signed.
1927 (VEC_reserve): Return flag, allocation is signed.
1929 2004-07-08 Richard Henderson <rth@redhat.com>
1931 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1932 OBJ_TYPE_REF_OBJECT.
1934 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1935 Neil Booth <neil@daikokuya.co.uk>
1939 * c-decl.c (finish_struct): Ensure bit-fields are given the
1941 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1942 the precision to match as well as the mode.
1943 * expr.c (reduce_to_bit_field_precision): New function.
1944 (expand_expr_real_1): Reduce expressions of bit-field type to
1946 * langhooks.h (reduce_bit_field_operations): New hook.
1947 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1949 * c-lang.c, objc/objc-lang.c
1950 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1951 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1953 * tree.c (build_nonstandard_integer_type): New function.
1954 * tree.h (build_nonstandard_integer_type): New prototype.
1955 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1956 conversions between integer and boolean types as useless.
1958 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1960 * c-common.c (c_common_nodes_and_builtins): Do not
1961 create __builtin_ptrdiff_t and __builtin_size_t.
1963 2004-07-08 Andrew Pinski <apinski@apple.com>
1965 * Makefile.in (libbackend.o): Add -combine to the gcc
1968 2004-07-08 Nick Clifton <nickc@redhat.com>
1970 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1973 2004-07-08 Richard Henderson <rth@redhat.com>
1975 * except.c (expand_eh_region_start, expand_eh_region_end,
1976 expand_eh_handler, expand_eh_region_end_cleanup,
1977 expand_start_all_catch, expand_start_catch, expand_end_catch,
1978 expand_end_all_catch, expand_eh_region_end_allowed,
1979 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1980 expand_eh_region_end_fixup): Remove.
1981 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1982 cleanups, outer_cleanups, label_chain, exception_region.
1983 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1984 (struct label_chain): Remove.
1985 (struct stmt_status): Remove x_stack_block_stack.
1986 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1987 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1988 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1989 end_cleanup_deferral, last_cleanup_this_contour,
1990 containing_blocks_have_cleanups_or_stack_level,
1991 any_pending_cleanups): Remove.
1992 (expand_null_return_1): Take no arguments.
1993 (expand_label, expand_naked_return, expand_return,
1994 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1995 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1996 expand_end_case_type): Don't use any of them.
1997 * calls.c (expand_call): Likewise.
1998 * dojump.c (do_jump): Likewise.
1999 * function.c (expand_function_end): Likewise.
2000 * expr.c (store_expr, expand_expr_real_1): Likewise.
2001 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2002 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2003 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2004 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2005 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2006 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2007 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2008 for WITH_CLEANUP_EXPR.
2009 (gimple_push_cleanup): Likewise.
2010 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2011 * print-tree.c (print_node): Likewise.
2012 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2013 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2014 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2015 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2016 (GOTO_SUBROUTINE_EXPR): Remove.
2017 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2018 (DECL_TOO_LATE): Remove.
2019 * except.h, tree.h: Update decls.
2021 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2023 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2024 * passes.c (rest_of_handle_final): Handle symout.
2025 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2027 (rest_of_handle_sched): Break out SMS. Remove ifs for
2028 flag_schedule_insns and flag_modulo_sched.
2029 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2031 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2032 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2033 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2034 rest_of_handle_mode_switching, rest_of_handle_jump,
2035 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2036 rest_of_handle_jump2, rest_of_handle_postreload,
2037 rest_of_handle_flow2, rest_of_clean_state,
2038 rest_of_handle_shorten_branches,
2039 rest_of_handle_prologue_epilogue,
2040 rest_of_handle_branch_target_load_optimize): New.
2041 (rest_of_compilation): Call the above. Remove ggc_collect
2042 calls moved to rest_of_handle_*.
2043 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2045 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2046 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2047 * except.h (set_nothrow_function_flags): Update comment.
2048 * function.c (current_function_nothrow): Remove.
2049 * output.h (current_function_nothrow): Remove.
2050 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2051 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2053 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2056 * reorg.c: Revert 2004-06-30 change.
2057 (find_end_label): If HAVE_epilogue and !HAVE_return,
2058 return 0 instead of creating a label at the end of the insn chain.
2059 (optimize_skip): Account for the failure mode of find_end_label.
2060 (fill_simple_delay_slots): Likewise.
2061 (fill_slots_from_thread): Likewise.
2062 (relax_delay_slots): Likewise.
2064 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2066 * tree-flow.h (addressable_vars): Declare.
2067 * tree-ssa-alias.c (addressable_vars): Define.
2068 (setup_pointers_and_addressables): Add addressable variables
2069 to addressable_vars.
2070 * tree-ssa-operands.c (get_stmt_operands): Move
2071 handling of ASM_EXPRs ...
2072 (get_asm_expr_operands): ... here.
2073 When the ASM_EXPR clobbers memory, also clobber addressable
2075 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2076 (delete_tree_ssa): Reset addressable_vars.
2078 2004-07-07 Jan Beulich <jbeulich@novell.com>
2079 Richard Henderson <rth@redhat.com>
2081 * varasm.c (assemble_variable): Use assemble_zeros for
2082 zero-initialized variables.
2083 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2084 for SECCAT_BSS and SECCAT_TBSS.
2086 2004-07-07 Jan Beulich <jbeulich@novell.com>
2088 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2090 * expmed.c (emit_store_flag): Also special-case double-word
2091 (in-)equality comparison against -1.
2093 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2094 passing arguments the containers for which are registers.
2096 * calls.c (emit_library_call_value_1): Use mode of function parameter
2097 rather than that of argument since constants have none.
2099 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2101 Introduce H8SX support.
2102 * expr.c (expand_strcpy): Renamed and moved to...
2103 * builtins.c (expand_movstr): ... here. Tweak.
2104 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2105 computed or has side effects.
2106 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2107 unused, or if mempcpy fails. Adjust the return value in the
2108 latter case. Use movstr if everything else fails.
2109 * doc/md.texi (movstr): Document.
2110 (movmemM, clrmemM): Fix explanation of memory block operands.
2111 * config/h8300/h8300.md (stpcpy): Renamed to...
2112 (movstr): ... this. Adjust.
2113 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2114 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2115 movmem* and clrstr* to clrmem*.
2116 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2117 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2118 GENERAL_REGS, always.
2119 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2120 getting the stack pointer as addr.
2121 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2122 from general_operand_dst.
2123 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2125 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2126 instead of requiring it to match only before reload.
2127 (stpcpy_internal_normal): New, normal-mode variant of...
2128 (stpcpy_internal): ... this. Add modes to operands. Disparage
2129 `D' instead of requiring it to match only before reload.
2130 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2132 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2133 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2135 * config/h8300/h8300.md (attr type): Add call.
2136 (attr can_delay): If type is call, set it no.
2137 (call, call_value): Set type to call.
2138 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2139 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2140 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2141 * tree.c (get_narrower): Don't narrow integral types into
2143 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2144 frame_size *before* the first use.
2145 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2147 (peephole2): Don't widen instructions that push SP. Move
2148 decrement of SP to the end of all stm-generating peepholes.
2149 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2150 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2151 and OR to set it to all ones.
2152 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2153 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2154 (call, call_value): Set can_delay to "no".
2155 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2156 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2157 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2158 * config/h8300/h8300.md (*brabit): Remove.
2159 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2160 zero_extract. Use bit_memory_operand as the predicate for
2161 operand 1 and 'WU' as the constraint. Check the difference
2162 between the base length and the final one when deciding which
2163 type of branch to use.
2164 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2165 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2166 Use convert_move to extend the result for TARGET_H8300SX. Check
2167 for QImode memory references. Optimize the case where the
2168 destination is a paradoxical subreg.
2169 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2170 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2171 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2172 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2173 * config/h8300/h8300.md: Include mova.md
2174 (length_table): Add mova and mova_zero.
2175 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2176 after all constant addresses for '%R', '%X', '%T' and '%S'.
2177 (h8300_mova_length): New function.
2178 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2179 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2180 dependencies for s-config, etc.
2181 * config/h8300/gemova.sh: New file.
2182 * config/h8300/mova.md: Generated.
2183 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2184 * config/h8300/h8300.c (h8300_bitfield_length): New.
2185 (nibble_operand): Adjust.
2186 (h8300_binary_length): Handle conditional binary op.
2187 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2188 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2189 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2190 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2191 constraints. WU is introduced as a variant of U that requires a
2192 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2193 * config/h8300/h8300.md (attr type): Added bitbranch.
2194 (attr length_table): Added bitfield and bitbranch.
2195 (attr length): Compute bitbranch length.
2196 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2197 least-significant bit of a byte.
2198 (brabit, brabc, brabs): New.
2199 (insv, extzv): Emit bfst and bfld on H8300SX.
2200 (bfld, bfst, seq, sne): New.
2201 (bstzhireg, cmpstz, bstz, bistz): New.
2202 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2203 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2204 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2205 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2206 (h8sx_unary_memory_operator): New function.
2207 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2208 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2209 * config/h8300/h8300.md: Add peepholes to combine reloads and
2211 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2212 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2213 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2214 (and?i, ior?i, xor?i): Likewise.
2215 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2216 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2217 Various whitespace fixes.
2218 (h8300_constant_length): New function, split out from...
2219 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2220 (h8300_classify_operand): Use IN_RANGE.
2221 (h8300_classify_operand): Use h8300_constant_length.
2222 (h8300_short_move_mem_p): Tighten size check.
2223 (h8sx_mergeable_memrefs_p): Tighten equality check.
2224 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2225 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2227 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2228 * config/h8300/crtn.asm: Likewise.
2229 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2230 if __H8300SX__ is defined.
2231 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2232 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2233 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2234 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2235 addresses as mode-dependent.
2236 * config/h8300/h8300.c (print_operand_address): Update call to
2238 (h8300_get_index): Take a mode argument. Rework to fix an
2239 earlier misunderstanding.
2240 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2241 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2242 into a register if TARGET_H8300SX.
2243 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2244 TARGET_H8300SX. Also disable related define_splits.
2245 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2246 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2247 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2248 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2249 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2250 (EXTRA_CONSTRAINT_STR): Check it.
2251 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2253 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2254 * config/h8300/h8300.md (length_table): Add mov_imm4.
2255 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2256 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2257 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2259 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2260 * config/h8300/h8300.c (h8300_reorg): New function.
2261 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2262 * config/h8300/h8300.md (length): Subtract the length of the
2263 delay slot from (pc) when checking the range of forward branches.
2264 (delay_slot, can_delay): New attributes.
2265 (define_delay): Add bra/s handling.
2266 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2267 (jump): Add delayed-branch handling.
2268 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2269 * expr.c (expand_strcpy): New function.
2270 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2271 (expand_builtin_stpcpy): Likewise.
2272 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2273 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2274 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2275 handling to improve register allocation for -fno-omit-frame-pointer.
2276 (h8sx_split_movmd): Delete, moving er6 handling into...
2277 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2278 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2279 (movmd): Add calls to copy_rtx.
2280 (movmd_internal): In the second alternative, allow the initial and
2281 final destination registers to be different . Update the splitter
2282 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2283 instead of h8sx_split_movmd.
2284 (stpcpy, movsd): New expanders.
2285 (movsd_internal): New define_insn.
2286 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2287 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2288 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2289 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2290 and DESTINATION_REGS.
2291 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2292 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2293 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2294 (h8300_move_ratio): Declare.
2295 (MOVE_RATIO): Use it.
2296 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2297 (h8300_init_once): Initialize it.
2298 (h8300_reg_class_from_letter): New function.
2299 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2300 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2301 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2302 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2303 (movstrsi, movmd): New expanders.
2304 (movmd_internal): New insn.
2305 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2306 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2307 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2308 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2309 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2310 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2311 * config/h8300/h8300.c (nibble_operand): Fix warning.
2312 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2313 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2314 (movsf_h8300h): Disable for TARGET_H8300SX.
2315 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2316 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2317 h8300_stm_parallel and h8300_return_parallel.
2318 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2319 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2320 h8300_stm_parallel, h8300_return_parallel): New functions.
2321 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2322 if TARGET_H8300SX. Use h8300_push_pop.
2323 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2324 and final pop when generating h8sx code. Always emit some form
2326 * config/h8300/h8300.md: Don't enforce register alignment in
2327 stm peepholes if TARGET_H8300SX.
2328 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2329 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2330 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2331 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2332 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2333 (MULTILIB_DIRNAMES): Add a directory for it.
2334 (MULTILIB_MATCHES): Delete.
2335 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2336 * final.c (walk_alter_subreg): Handle addresses with subregs
2337 inside a ZERO_EXTEND or AND.
2338 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2339 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2341 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2342 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2343 @(dd,Rn.w) and @(dd,ERn.L).
2344 (h8300_displacement_size): Take the whole address as argument.
2345 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2346 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2347 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2348 (h8sx_mergeable_memrefs_p): Declare.
2349 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2350 (HAVE_PRE_INCREMENT): Likewise.
2351 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2352 addresses for TARGET_H8300SX,
2353 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2355 (movb_length_table, movl_length_table): New tables.
2356 (movw_length_table): Define to movb_length_table.
2357 (h8300_displacement_size): New, split out from...
2358 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2359 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2360 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2361 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2362 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2363 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2364 (h8sx_unary_shift_operator): Get the mode from the operator.
2365 (binary_shift_operator): Likewise.
2366 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2367 a memory reference, check whether the reference is offsettable.
2368 (length_table): Add movb, movw and movl.
2369 (movqi): Add new h8sx pattern. Don't force one operand to be a
2370 register when generating h8sx code.
2371 (movhi, movsi, movsf): Likewise.
2372 (movstrictqi): Use the length_table attribute.
2373 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2374 (addqi3): Split into a define_expand and define_insn. Don't accept
2375 memory operands in the expander. Use h8300_operands_match_p to
2376 check for matching operands in the define_insn.
2377 (subqi3, negqi2, one_cmplqi2): Likewise.
2378 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2379 in any patterns that are unused in h8sx code. In the h8sx patterns,
2380 use h8300_operands_match_p to check whether operands match.
2381 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2382 one_cmpl[hs]i3): Likewise.
2383 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2385 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2386 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2387 (h8300_insn_length_from_table): Add a second parameter.
2388 (output_h8sx_shift): Declare.
2389 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2390 (EXTRA_CONSTRAINT): Replace with...
2391 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2392 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2393 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2394 and h8sx_binary_shift_operator.
2395 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2397 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2398 (bit_memory_operand, fix_bit_operand): Likewise.
2399 (h8300_length_table_for_insn): Remove.
2400 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2402 (h8300_short_immediate_length, h8300_binary_length): New functions.
2403 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2404 (output_plussi): Use sub to add negative constants.
2405 (compute_plussi_length): Adjust accordingly.
2406 (h8sx_single_shift_type): New enum.
2407 (h8sx_single_shift, h8sx_unary_shift_operator,
2408 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2409 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2410 single h8sx instruction. Return false in this case.
2411 * config/h8300/h8300.md (length_table): Add short_immediate.
2412 (length): Pass the operand array to h8300_insn_length_from_table.
2413 (adjust_length): Assume "no" for insns with a length_table attribute.
2414 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2415 (*addhi3_h8300hs): Don't use for h8sx.
2416 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2418 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2419 1's predicate to nonimmediate_operand. Only skip default expansion
2420 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2421 for single h8sx shift instructions.
2422 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2423 * config/h8300/h8300.c (nibble_operand): Split out of...
2424 (reg_or_nibble_operand): ... this.
2425 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2426 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2427 umulhisi3): Introduce expand, and introduce separate insns for
2428 sign- or zero-extended REG and already-extended CONST_INT.
2429 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2430 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2431 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2432 (subhi3): Likewise. Don't accept immediates for operand 1.
2433 Remove the early clobber from second alternative of the h8300s pattern.
2434 (subsi3): Generalize for h8sx. Force operand 2 into a register
2435 on plain h8300 targets.
2436 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2437 (subsi3_h8300h): Generalize for h8sx.
2438 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2439 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2440 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2441 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2442 (TARGET_H8300SXMUL): New.
2443 (CONST_OK_FOR_P): New.
2444 (CONST_OK_FOR_LETTER_P): Adjust.
2445 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2446 umulhisi3): Accept 4-bit immediate on H8SX.
2447 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2448 (udivsi3, divhi3, udivsi3, divsi3): New.
2449 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2450 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2451 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2452 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2453 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2454 Add ADDRESSOF to the bit_operand entry.
2455 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2456 (h8300_src_operand): Likewise.
2457 (bit_operand): Check nonimmediate_operand rather than general_operand.
2458 Accept any nonimmediate_operand in h8sx code.
2459 (h8300_and_costs): Initialize operands[1].
2460 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2461 (h8300_operand_class): New enum.
2462 (h8300_length_table): New typedef.
2463 (addb_length_table, addw_length_table, addl_length_table,
2464 logicl_length_table): New tables.
2465 (logicb_length_table, logicw_length_table): New macros.
2466 (h8300_classify_operand, h8300_length_from_table,
2467 h8300_length_table_for_insn, h8300_unary_length,
2468 h8300_insn_length_from_table): New functions.
2469 (output_plussi): Only use adds and subs for register destinations.
2470 Disable redundant clause.
2471 (compute_plussi_cc): Likewise.
2472 (compute_plussi_length): Likewise. Use h8300_length_from_table
2473 to work out the length of an insn.
2474 (output_logical_op): Only use narrower immediate instructions
2475 if the destination is a register.
2476 (compute_logical_op_cc): Likewise.
2477 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2478 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2479 * config/h8300/h8300.md (length_table): New attribute.
2480 (length): When an instruction has a length_table attribute, use
2481 h8300_insn_length_from_table to calculate its default length.
2482 (cmpqi): Use h8300_dst_operand for the first operand and
2483 h8300_src_operand for the second.
2484 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2485 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2486 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2487 iorsi3, xorhi3, xorsi3): Likewise.
2488 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2489 so that it allows any combination of operands for TARGET_H8300SX.
2490 (iorqi3, xorqi3): Likewise.
2491 (cmpqi): Use the length_table attribute.
2492 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2493 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2494 (cmpqi): Add 'Q' constraint.
2495 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2496 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2497 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2498 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2499 (TARGET_H8300S): True for both -ms and -msx.
2500 (TARGET_H8300SX): New macro.
2501 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2502 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2503 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2504 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2506 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2507 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2508 16-bit pointers and 32-bit ints.
2509 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2510 CONST_DOUBLE with mode no wider than SImode.
2511 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2513 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2514 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2516 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2517 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2518 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2520 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2522 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2524 2004-07-07 Per Bothner <per@bothner.com>
2526 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2528 2004-07-07 Mike Stump <mrs@apple.com>
2530 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2531 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2532 (machopic_finish): Likewise.
2534 2004-07-07 Richard Henderson <rth@redhat.com>
2536 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2537 through any value-preserving cast.
2539 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2541 * function.c (assign_parm_find_data_types): Call
2542 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2544 2004-07-07 Steven Bosscher <stevenb@suse.de>
2546 * tree-cfg.c (group_case_labels): Remove case labels that have
2547 the same target as the default case.
2549 2004-07-07 Steven Bosscher <stevenb@suse.de>
2551 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2552 regardless of DECL_LANG_SPECIFIC being present or not.
2553 * tree.h (DECL_NUM_STMTS): Purge.
2555 2004-07-07 Andrew Pinski <apinski@apple.com>
2557 * configure: Regenerate with the right autoconf.
2559 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2561 * ifcvt.c (total_bb_rtx_cost): New function.
2562 (find_if_case_1): Compare rtx_cost of basic block to cost of
2564 (find_if_case_2): Same.
2566 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2569 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2570 (output_return): Likewise.
2571 (output_sibcall): Abort if !flag_delayed_branch.
2572 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2573 (emit_and_preserve): New function.
2574 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2575 indirect jump to the thunked-to function if !flag_delayed_branch.
2576 * config/sparc/sparc.md (delayed_branch): New attribute.
2577 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2578 attribute to compute the length of the insn.
2579 (goto_handler_and_restore): Likewise.
2581 2004-07-07 Andrew Pinski <apinski@apple.com>
2583 PR tree-optimization/15777
2584 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2586 * expr.c (expand_expr_real_1): Fix formating.
2587 BUFFER_REF and IN_EXPR are dead.
2588 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2589 * tree-inline.c (estimate_num_insns_1): Likewise.
2590 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2591 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2592 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2594 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2596 * collect2.c (dump_file): Don't call cplus_demangle if
2597 HAVE_LD_DEMANGLE is defined.
2598 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2599 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2600 if HAVE_LD_DEMANGLE is defined.
2602 * configure.ac (--with-demangler-in-ld): Added
2603 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2604 --with-demangler-in-ld is used.
2605 * config.in: Regenerated.
2606 * configure: Likewise.
2608 2004-07-07 Roger Sayle <roger@eyesopen.com>
2610 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2611 for simple floating point operations "fp", double precision
2612 multiplication "dmul", and single and double precision division
2613 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2614 (ppc630_cost): New table split from ppc620_cost, to distinguish
2615 differences in floating point latencies.
2616 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2617 (rs6000_rtx_costs): Add support for single and double precision
2618 floating point addition, subtraction, multiplication, division,
2619 fused-multiply-add, fused-multiply-sub, negation, absolute value
2620 and negative absolute value. Tweak MEM case to use prefered idiom.
2622 2004-07-07 Richard Henderson <rth@redhat.com>
2624 * tree-flow-inline.h (may_propagate_copy): Move...
2625 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2626 attempt to copy between types requiring conversion.
2627 * tree-flow.h (may_propagate_copy): Update decl.
2628 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2630 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2632 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2633 from -mtune= option.
2635 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2637 * builtins.c: Rename movstr*, except for movstrict*, to
2638 movmem* and clrstr* to clrmem*.
2641 * genopinit.c: Likewise.
2642 * integrate.c: Likewise.
2643 * local-alloc.c: Likewise.
2644 * optabs.c: Likewise.
2645 * optabs.h: Likewise.
2646 * config/alpha/alpha.h: Likewise.
2647 * config/alpha/alpha.md: Likewise.
2648 * config/arm/arm-protos.h: Likewise.
2649 * config/arm/arm.c: Likewise.
2650 * config/arm/arm.md: Likewise.
2651 * config/avr/avr.md: Likewise.
2652 * config/c4x/c4x.c: Likewise.
2653 * config/c4x/c4x.md: Likewise.
2654 * config/frv/frv.md: Likewise.
2655 * config/i386/i386-protos.h: Likewise.
2656 * config/i386/i386.c: Likewise.
2657 * config/i386/i386.h: Likewise.
2658 * config/i386/i386.md: Likewise.
2659 * config/i860/i860.c: Likewise.
2660 * config/i860/i860.md: Likewise.
2661 * config/ip2k/ip2k.md: Likewise.
2662 * config/ip2k/libgcc.S: Likewise.
2663 * config/ip2k/t-ip2k: Likewise.
2664 * config/m32r/m32r.c: Likewise.
2665 * config/m32r/m32r.md: Likewise.
2666 * config/mcore/mcore.md: Likewise.
2667 * config/mips/mips.c: Likewise.
2668 * config/mips/mips.md: Likewise.
2669 * config/ns32k/ns32k.c: Likewise.
2670 * config/ns32k/ns32k.h: Likewise.
2671 * config/ns32k/ns32k.md: Likewise.
2672 * config/pa/pa.c: Likewise.
2673 * config/pa/pa.md: Likewise.
2674 * config/pdp11/pdp11.h: Likewise.
2675 * config/pdp11/pdp11.md: Likewise.
2676 * config/rs6000/rs6000.c: Likewise.
2677 * config/rs6000/rs6000.md: Likewise.
2678 * config/s390/s390-protos.h: Likewise.
2679 * config/s390/s390.c: Likewise.
2680 * config/s390/s390.md: Likewise.
2681 * config/sh/lib1funcs.asm: Likewise.
2682 * config/sh/sh.c: Likewise.
2683 * config/sh/sh.md: Likewise.
2684 * config/sh/t-sh: Likewise.
2685 * config/sparc/sparc.h: Likewise.
2686 * config/vax/vax.md: Likewise.
2687 * config/xtensa/xtensa.c: Likewise.
2688 * config/xtensa/xtensa.md: Likewise.
2689 * doc/invoke.texi: Likewise.
2690 * doc/md.texi: Likewise.
2691 * doc/rtl.texi: Likewise.
2693 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2696 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2697 * config/mips/mips.c (mips_declare_common_object): New function,
2698 mostly split out from...
2699 (mips_output_aligned_decl_common): ...here.
2700 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2701 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2702 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2703 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2705 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * function.c (assign_parms): Fix typo from previous change.
2710 2004-07-07 Jason Merrill <jason@redhat.com>
2713 * doc/extend.texi (C++ Interface): Correct information and
2716 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2721 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2724 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2727 * config/m32r/m32r.c (m32r_function_symbol): New function:
2728 Generate a symbol name RTX with the correct m32r specific flags
2730 (block_move_call): Use new function to generate correct symbol.
2731 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2732 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2735 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2737 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2738 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2739 TYPE_BINFO_BASETYPE): Remove.
2740 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2742 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2744 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2745 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2746 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2747 (struct tree_binfo): Rename base_types to base_binfos.
2748 * alias.c (record_component_aliases): Adjust BINFO macros.
2749 * dbxout.c (dbxout_type): Likewise.
2750 * dwarf2out.c (gen_member_die): Likewise.
2751 * sdbout.c (sdbout_one_type): Likewise.
2752 * tree-dump.c (deque_and_dump): Likewise.
2753 * config/i386/i386.c (classify_argument,
2754 contains_128bit_aligned_vector_p): Likewise.
2756 2004-07-07 Nick Clifton <nickc@redhat.com>
2758 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2759 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2761 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2763 * vec.h: Fix the example use.
2765 2004-07-06 Richard Henderson <rth@redhat.com>
2767 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2768 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2769 * tree-inline.c (copy_body_r, setup_one_parameter,
2770 initialize_inlined_parameters, expand_call_inline,
2771 declare_inline_vars): Don't check it.
2772 (expand_calls_inline): Remove old version, rename new version
2773 from gimple_expand_calls_inline.
2774 * tree-optimize.c (execute_gimple): Remove.
2775 (pass_gimple): Don't run anything.
2777 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2779 * doc/sourcebuild.texi: Use semicolons instead of commas in
2782 2004-07-06 Richard Henderson <rth@redhat.com>
2784 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2785 (sra_walk_modify_expr, scan_init): Likewise.
2786 (generate_element_zero): Check visited before scanning children.
2787 (generate_element_init): Set visited on error.
2788 (scalarize_init): Handle generate_element_init failure similar
2791 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2793 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2794 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2796 2004-07-06 Richard Henderson <rth@redhat.com>
2798 * config/i386/i386.c (legitimize_pic_address): Make static.
2799 (legitimize_address): Handle CONST with TLS operand.
2800 (ix86_expand_move): Don't call legitimize_pic_address directly.
2801 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2803 2004-07-06 Roger Sayle <roger@eyesopen.com>
2805 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2806 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2807 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2808 is currently executed unconditionally, i.e. not in "else_bb".
2810 2004-07-06 Steven Bosscher <stevenb@suse.de>
2812 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2813 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2814 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2815 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2816 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2817 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2818 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2819 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2820 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2821 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2822 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2823 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2824 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2825 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2826 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2827 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2829 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2831 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2832 * expr.c (expand_expr_real_1): Ditto.
2833 * tree-inline.c (estimate_num_insns_1): Ditto.
2834 * tree-pretty-print.c (dump_generic_node): Ditto.
2838 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2840 * tree-ssa-pre.c (reference_node_pool): New pool.
2841 (find_or_generate_expression): Class 'r' is okay too.
2842 (create_value_expr_from): Ditto.
2843 (add_to_sets): LHS should not include vuses.
2845 (compute_avail): Reverse ordering of tests.
2846 Valuize INDIRECT_REF as well.
2848 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2850 PR rtl-optimization/16380
2851 * loop.c (check_dbra_loop): Sink comparison instructions if they
2852 do something other than set cc0.
2854 2004-07-06 James E Wilson <wilson@specifixinc.com>
2856 * doc/interface.texi (longjmp and automatic variables): Delete
2857 paragraph recommending taking the address of a variable.
2859 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2861 * vec.h (VEC_embedded_alloc): Remove.
2862 (VEC_embedded_size, VEC_embedded_init): New.
2863 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2865 (VEC_truncate): New.
2866 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2867 (vec_embedded_alloc): Remove.
2868 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2869 (vec_embedded_alloc): Remove.
2871 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2873 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2874 (gt-langhooks.h): Remove.
2876 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2878 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2880 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2882 * config/sparc/sparc.c (get_pc_symbol): Rename into
2883 add_pc_to_pic_symbol.
2884 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2885 (load_pic_register): Account for previous changes.
2886 Use reg_names. Don't create the label twice.
2887 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2888 UNSPEC_LOAD_PCREL_SYM.
2889 (get_pc): Rename into load_pcrel_sym. Add predicate to
2890 operands. Remove condition.
2892 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2894 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2895 RECORD, UNION & QUAL_UNION is actually a binfo.
2897 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2898 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2899 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2900 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2901 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2902 (gen_inheritance_die): Likewise.
2903 * tree-dump.c (deque_and_dump): Likewise.
2904 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2906 2004-07-06 Steven Bosscher <stevenb@suse.de>
2908 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2910 * config/mcore/mcore.md: Model memory latency with a simple DFA
2911 pipeline description instead of a define_function_unit.
2913 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2915 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2916 * langhooks.h (var_mod_type_p): Likewise.
2917 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2918 * expr.c (count_type_elements): Properly handle return from
2919 array_type_nelts and properly test for overflow.
2920 * gimplify.c (gimplify_init_constructor): Properly handle return
2921 from array_type_nelts.
2922 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2923 * integrate.c (copy_decl_for_inlining): Correct comments.
2924 * tree-inline.c (remap_decl): Update comments, remove dead code,
2925 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2926 (remap_type): Only remap if variably modified by vars in function
2928 (copy_body_r): Use compatible_type langhooks to see when can fold.
2929 (setup_one_parameter): Don't remap type.
2930 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2931 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2932 compute TREE_INVARIANT for decl case.
2933 (find_var_from_fn): New function.
2934 (variably_modified_type_p): Add arg and call new function.
2935 * tree.h (variably_modified_type_p): Add extra arg.
2937 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2939 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2940 (goto_handler_and_restore_v9): Delete disabled insn.
2941 (goto_handler_and_restore_v9_sp64): Likewise.
2943 2004-07-05 Roger Sayle <roger@eyesopen.com>
2945 * calls.c (load_register_parameters): Call expand_shift instead
2946 of expand_binop with ashl_optab (or other shift optab) directly.
2947 * expr.c (emit_group_load, emit_group_store): Likewise.
2948 * function.c (assign_parm_setup_block): Likewise.
2949 * stmt.c (shift_return_value): Likewise.
2951 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2953 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2955 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2957 * doc/sourcebuild.texi: Revert previous patch.
2959 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2961 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2962 TARGET_MEM_FUNCTIONS.
2963 * system.h: Poison TARGET_MEM_FUNCTIONS.
2964 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2965 bcmp_libfunc, bzero_libfunc): Remove.
2966 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2968 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2969 * doc/standards.texi: Don't mention calling BSD string functions.
2970 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2971 * config/vax/t-memfuncs: New.
2972 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2973 config/memset.c: New.
2974 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2975 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2977 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2978 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2979 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2980 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2981 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2982 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2983 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2984 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2985 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2986 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2988 2004-07-05 Richard Henderson <rth@redhat.com>
2990 * function.c (assign_parm_setup_reg): Properly rename variables in
2991 FUNCTION_ARG_CALLEE_COPIES section.
2993 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2995 * tree-mudflap.c: Include cgraph.h.
2996 (mf_init_extern_trees): Rename to mudflap_init. Export.
2997 Rewrite to create synthetic declarations instead of looking
2998 up declarations from mf-runtime.h.
2999 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3000 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3002 (execute_mudflap_function_decls, mudflap_register_call):
3003 Don't call mf_init_extern_trees.
3004 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3006 * tree-mudflap.h: Update prototypes.
3007 * c-mudflap.c: Delete file.
3008 * c-common.c: Include tree-mudflap.h.
3009 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3010 * Makefile.in: Remove all references to c-mudflap.o.
3011 Update dependencies.
3013 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3015 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3016 displacements with the spatial-locality cache-control completer.
3018 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3020 * langhooks.c: Don't include gt-langhooks.h.
3021 (var_labelno): Delete.
3022 (lhd_set_decl_assembler_name): Do not append a distinguishing
3023 number to file-scope internal-linkage declarations for the first
3024 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3025 the declaration itself (if at block scope), or its containing
3026 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3029 * opts.c (cur_in_fname): New global.
3030 * opts.h: Declare it.
3031 * tree.c: Include opts.h.
3032 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3033 DECL_UID equal to cur_in_fname.
3034 (copy_node_stat): Do not change DECL_UID when copying a
3035 TRANSLATION_UNIT_DECL.
3036 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3037 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3039 * c-decl.c (c_static_assembler_name): Delete.
3040 * c-tree.h (c_static_assembler_name): Delete prototype.
3041 * c-lang.c, objc/objc-lang.c: Don't override
3042 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3044 * Makefile.in (tree.o): Update dependencies.
3045 (GTFILES): Remove langhooks.c.
3047 2004-07-05 Roger Sayle <roger@eyesopen.com>
3049 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3050 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3051 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3052 Optimize "X % -Y" as "X % Y" for signed modulus.
3053 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3054 into "((unsigned) X % Y) == 0".
3056 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3058 * sourcebuild.texi (Config Fragments): Use @comma{} in
3059 cross-reference to section title.
3061 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3063 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3064 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3065 (gimplify_target_expr, gimplify_expr): Likewise.
3066 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3067 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3069 (gimplify_compound_lval): See if we can strip any useless conversion.
3070 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3072 (gimplify_modify_expr_to_memset): Likewise.
3073 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3074 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3075 (declare_inline_vars): Likewise.
3076 (walk_type_fields): New function.
3077 (walk_tree): Use it.
3078 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3080 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3081 (sra_walk_modify_expr): Allow init function to fail.
3082 (scan_init): Now returns bool.
3083 (generate_element_init): If can't understand INIT, return false.
3084 (scalarize_init): Return false if generate_element_init does.
3086 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3089 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3090 bounds if bounds aren't constant.
3092 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3094 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3095 to type hooks; remove bogus PARAMS.
3097 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3099 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3100 * dwarf2out.c (add_data_member_location_attribute): Check for
3102 * tree.c (tree_node_kinds): Add "binfos".
3103 (binfo_lang_slots): New.
3104 (make_node_stat): Add TREE_BINFO.
3105 (make_tree_binfo_stat): New.
3106 (tree_node_structure): Add TREE_BINFO.
3107 * tree.def (TREE_BINFO): New.
3108 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3109 (RECORD_OR_UNION_CHECK): ... here.
3110 (NOT_RECORD_OR_UNION_CHECK): New.
3111 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3112 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3113 RECORD_OR_UNION_CHECK.
3114 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3115 (TYPE_LANG_SLOT_1): New.
3116 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3117 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3118 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3119 (BINFO_ELTS): Remove.
3120 (BINFO_LANG_SLOT): New.
3121 (struct tree_binfo): New.
3122 (binfo_lang_slots): Declare.
3123 (enum tree_node_structure_enum): Add TS_BINFO.
3124 (union tree_node): Add binfo.
3125 (make_tree_binfo_stat): Declare.
3126 (make_tree_binfo): New.
3127 (enum tree_node_kind): Add binfo_kind.
3129 * objc/objc-act.c (start_class, objc_declare_protocols,
3130 start_protocols): Use TYPE_LANG_SLOT_1.
3131 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3133 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3134 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3135 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3136 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3138 2004-07-05 Steven Bosscher <stevenb@suse.de>
3140 * rtl.h (struct rtx_def): Remove the integrated flag.
3141 Use the return_val flag for MEM_SCALAR_P.
3142 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3144 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3147 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3148 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3151 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3153 * var-tracking.c: Fix some comments.
3154 (frame_stack_adjust): New.
3155 (vt_stack_adjustments): Init stack_adjust of entry block to
3156 minus stack adjustment of function prologue.
3157 (adjust_stack_reference): Do not adjust if adjustment == 0.
3158 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3159 (emit_notes_in_bb): Likewise.
3160 (vt_add_function_parameters): Do not adjust locations of
3162 (vt_initialize): Compute the stack adjustment of function
3163 prologue and offset the initial "location" of frame_base_decl
3164 from the stack pointer after prologue.
3166 2004-07-04 Richard Henderson <rth@redhat.com>
3168 * function.c (struct assign_parm_data_all): New.
3169 (struct assign_parm_data_one): New.
3170 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3171 assign_parm_find_data_types, assign_parms_setup_varargs,
3172 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3173 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3174 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3175 assign_parm_setup_block, assign_parm_setup_reg,
3176 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3177 (assign_parms): ... here.
3179 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3181 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3182 now are bitmap_set_t's.
3183 (bitmap_insert_into_set): No point in inserting the value if
3185 (bitmap_set_contains): New function.
3186 (bitmap_set_replace_value): Add comment on why we do it
3188 (set_contains): Removed.
3189 (bitmap_set_subtract_from_value_set): New name of
3190 set_subtract now that it's arguments are two different
3193 (bitmap_find_leader): Change algorithm used.
3194 (find_or_generate_expression): Update use of functions for new
3196 (create_expression_by_pieces): Ditto.
3197 (insert_aux): Ditto.
3199 (add_to_sets): Ditto.
3201 (execute_pre): Ditto.
3202 (compute_avail): Ditto.
3203 Also ignore virtual phis.
3205 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3207 * combine.c (simplify_comparison): Fix comment typo.
3209 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3211 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3212 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3213 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3214 (output_restore): Change parameter from 'insn' to 'pat'.
3215 (output_return): Adjust call to output_restore.
3216 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3217 Adjust call to output_restore.
3219 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3221 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3222 and assert system is bsd.
3224 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3226 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3227 (TARGET_SWITCHES): Remove -mdebugc.
3228 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3229 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3230 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3231 (sle_[sd]i_reg): Delete.
3233 2004-07-04 Steven Bosscher <stevenb@suse.de>
3235 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3237 * config/iq2000/iq2000.md: Translate old pipeline description to an
3240 2004-07-04 Roger Sayle <roger@eyesopen.com>
3242 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3243 Ensure the replacement rhs is valid gimple before performing
3244 the substitution. Return false if these sanity checks fail.
3245 (fold_stmt): Only set changed to true, if set_rhs returns true.
3246 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3249 2004-07-04 Richard Henderson <rth@redhat.com>
3252 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3254 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3256 * configure.ac (ranlib_flags): New variable.
3257 * Makefile.in (RANLIB_FLAGS): New variable.
3258 (libbackend.a): Use it.
3259 * configure: Regenerated.
3261 2004-07-04 Roger Sayle <roger@eyesopen.com>
3263 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3264 a "sign mask" instead of using ashr_optab directly.
3266 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3268 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3269 * doc/cppopts.texi: Clarify processing of command-line defines.
3271 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3273 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3275 2004-07-04 Richard Henderson <rth@redhat.com>
3277 * rtl.def (ADDRESSOF): Remove.
3278 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3279 (find_base_term, memrefs_conflict_p): Likewise.
3280 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3281 (fold_rtx, cse_insn, set_live_p): Likewise.
3282 * dwarf2out.c (mem_loc_descriptor): Likewise.
3283 (add_location_or_const_value_attribute): Likewise.
3284 * emit-rtl.c (copy_insn_1): Likewise.
3285 * explow.c (memory_address): Likewise.
3286 * expmed.c (store_split_bit_field): Likewise.
3287 * expr.c (expand_expr_real_1): Likewise.
3288 * function.c (instantiate_decl
3289 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3290 * genrecog.c (preds, validate_pattern): Likewise.
3291 * integrate.c (copy_rtx_and_substitute): Likewise.
3292 * recog.c (general_operand, register_operand): Likewise.
3293 (memory_address_p): Likwise.
3294 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3295 * rtl.c (copy_rtx): Likewise.
3296 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3297 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3298 * rtlhooks.c (gen_lowpart_general): Likewise.
3299 * stmt.c (expand_asm_operands): Likewise.
3300 * web.c (entry_register, replace_ref, web_main): Likewise.
3301 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3302 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3303 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3304 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3305 * config/frv/frv.c (move_destination_operand, move_source_operand,
3306 condexec_dest_operand, condexec_source_operand,
3307 condexec_memory_operand): Likewise.
3308 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3309 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3310 (destination_xfmode_operand): Likewise.
3311 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3312 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3313 * config/s390/s390.c (general_s_operand): Likewise.
3314 * config/s390/s390.md (mov*): Likewise.
3315 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3317 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3318 * expr.c (expand_expr_real_1): Likewise.
3319 * stmt.c (expand_decl): Likewise.
3320 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3322 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3323 postponed_insns, put_var_into_stack, put_reg_into_stack,
3324 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3325 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3326 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3327 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3328 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3329 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3330 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3331 struct insns_for_mem_walk_info, insns_for_mem_walk,
3332 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3333 setjmp_protect_args): Remove.
3334 (push_function_context_to): Don't handle var_refs_queue.
3335 (pop_function_context_from, free_after_compilation): Likewise.
3336 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3337 (assign_parms, allocate_struct_function): Likewise.
3338 (use_register_for_decl): New.
3339 (expand_function_end): Don't setjmp_protect.
3340 * function.h (struct emit_status): Update commentary.
3341 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3342 (max_parm_reg, parm_reg_stack_loc): Remove.
3343 * passes.c (DFI_addressof): Remove.
3344 (dump_file_info): Remove addressof.
3345 (rest_of_handle_addressof): Remove.
3346 (rest_of_compilation): Don't call it.
3347 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3348 * stmt.c (expand_decl): Use use_register_for_decl.
3349 * tree.h: Update decls.
3350 * web.c (mark_addressof): Remove.
3351 * doc/invoke.texi (-dF): Remove.
3353 2004-07-03 Richard Henderson <rth@redhat.com>
3355 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3356 instead of gen_mem_addressof.
3357 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3358 TImode output register.
3360 2004-07-03 Richard Henderson <rth@redhat.com>
3362 PR tree-optimization/16341
3363 * tree-sra.c (sra_walk_function): Increment to next stmt before
3364 processing the current stmt.
3365 (sra_insert_after): Always use BSI_SAME_STMT.
3367 2004-07-03 Richard Henderson <rth@redhat.com>
3369 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3372 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3374 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3375 with tree_int_cst_equal.
3377 2004-07-03 Andreas Schwab <schwab@suse.de>
3379 * config/ia64/ia64.md: Define new attribute "empty".
3380 (prologue_use, nop_x, insn_group_barrier): Set it.
3382 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3383 skip over "empty" insns.
3385 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3387 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3388 context to gimplify_body.
3389 (walk_tree): Don't walk into types twice.
3390 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3392 * tree-sra.c (generate_element_init): Remove any useless conversions.
3394 * gimplify.c (gimplify_conversion): Remove stripping useless
3395 conversions from here.
3396 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3397 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3398 Unshare before substituting PLACEHOLDER_EXPR.
3399 (gimplify_modify_expr_to_memset): Likewise.
3400 Pass address of TO to memset, not TO itself.
3401 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3402 time we make an expression (to match a PLACEHOLDER_EXPR).
3404 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3405 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3406 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3407 * tree-ssa-dom.c (local_fold): Likewise.
3409 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3410 * langhooks.h (strct lang_hooks): New field type_max_size.
3411 * function.c (assign_temp): Call it.
3413 2004-07-03 Steven Bosscher <stevenb@suse.de>
3415 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3416 * config/sh/sh.md: Convert the SH1 pipeline description to
3419 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3421 * c-decl.c (struct c_binding): Remove contour field; add
3422 depth, invisible, nested fields.
3423 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3424 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3425 (bind): Add invisible and nested arguments. Initialize
3426 new fields of struct c_binding; adjust loop scanning for
3428 (free_binding_and_advance): Clear structure with memset.
3429 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3430 in file scope, even if it's in external scope too.
3431 (pushdecl): Adjust to match. Create invisible file-scope
3432 declarations for block-scope forward declarations of static functions.
3433 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3434 (undeclared_variable, lookup_label, declare_label, define_label)
3435 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3436 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3437 (store_parm_decls_oldstyle): Adjust to match.
3438 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3439 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3441 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3442 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3444 2004-07-02 Richard Henderson <rth@redhat.com>
3446 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3447 around variable_size.
3448 (set_decl_nonlocal): Remove.
3449 (store_parm_decls): Add stmts for pending sizes.
3450 * calls.c (calls_function, calls_function_1): Remove.
3451 (precompute_arguments): Don't call it.
3452 * cfgexpand.c (set_save_expr_context): Remove.
3453 (tree_expand_cfg): Don't call it.
3454 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3455 (dwarf2out_finish): Likewise.
3456 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3457 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3458 (safe_from_p): Don't queue SAVE_EXPRs.
3459 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3460 or build plain VAR_DECLs.
3461 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3463 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3464 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3465 (put_var_into_stack): Don't handle SAVE_EXPR.
3466 (gen_mem_addressof): Likewise.
3467 * function.h (struct function): Remove x_save_expr_regs.
3468 (save_expr_regs): Remove.
3469 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3470 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3471 * stor-layout.c (variable_size): Don't set it.
3472 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3473 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3474 all callers. Don't set SAVE_EXPR_CONTEXT.
3475 * tree-inline.h (remap_save_expr): Update decl.
3476 * tree.c (save_expr): Update build size.
3477 (first_rtl_op): Don't handle SAVE_EXPR.
3478 (unsave_expr_1, contains_placeholder_p): Likewise.
3479 (decl_function_context): Likewise.
3480 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3481 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3482 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3484 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3486 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3487 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3488 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3489 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3490 some first-person references and patronizing comments. Based on
3492 * doc/invoke.texi: Don't reference fortran@gnu.org.
3493 * doc/trouble.texi (Warning when a non-void function value is
3494 ignored): Rewrite. From Russ Allbery and Chris Devers.
3496 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3498 * tree-ssa-pre.c (bitmap_set_t): New.
3499 (bb_value_sets): avail_out is now a bitmap_set_t.
3500 (bitmap_find_leader): New function.
3501 (bitmap_value_insert_into_set): Ditto.
3502 (bitmap_set_copy): Ditto.
3503 (bitmap_value_replace_in_set): Ditto.
3504 (bitmap_set_contains_value): Ditto.
3505 (bitmap_set_new): Ditto.
3506 (bitmap_set_pool): New pool.
3507 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3508 (insert_aux): Ditto.
3509 (add_to_sets): Ditto.
3510 (compute_avail): Ditto
3514 (execute_pre): Ditto.
3516 2004-07-02 Roger Sayle <roger@eyesopen.com>
3518 * config/rs6000/rs6000.c (struct processor_costs): New structure
3519 used to hold instruction latencies/sizes for processor types.
3520 (rs6000_cost): New global variable pointing to current CPU's costs.
3521 (rs6000_override_options): Initialize rs6000_cost to point to the
3522 appropriate cost table based upon rs6000_cpu and optimize_size.
3523 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3526 2004-07-02 Richard Henderson <rth@redhat.com>
3528 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3530 2004-07-02 Steven Bosscher <stevenb@suse.de>
3532 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3534 2004-07-01 Richard Henderson <rth@redhat.com>
3536 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3537 (alpha_gp_save_rtx): Use assign_stack_local instead of
3540 2004-07-01 Richard Henderson <rth@redhat.com>
3542 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3543 (alpha_rtx_cost_data): Update to match.
3544 (alpha_rtx_cost_size): New.
3545 (alpha_rtx_costs): Honor optimize_size.
3547 2004-07-01 Richard Henderson <rth@redhat.com>
3549 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3550 * cfgexpand.c (tree_expand_cfg): Do it here.
3551 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3552 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3553 * config/mips/mips.c (mips_output_mi_thunk): And here.
3554 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3555 * config/sh/sh.c (sh_output_mi_thunk): And here.
3556 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3558 2004-07-01 Richard Henderson <rth@redhat.com>
3560 * tree.def (RTL_EXPR): Remove.
3561 * c-typeck.c (lvalue_p): Don't handle it.
3562 * expr.c (safe_from_p): Likewise.
3563 (expand_expr_real_1): Likewise.
3564 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3565 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3566 * gengtype.c (adjust_field_tree_exp): Likewise.
3567 * stmt.c (warn_if_unused_value): Likewise.
3568 * tree-gimple.c (recalculate_side_effects): Likewise.
3569 * tree-pretty-print.c (dump_generic_node): Likewise.
3570 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3571 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3572 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3574 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3575 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3576 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3577 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3578 all the bits that tracked last_expr.
3579 (expand_end_bindings): Don't track last_expr.
3580 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3581 (clear_last_expr): Remove.
3582 (expand_asm): Don't call it.
3583 (expand_asm_operands, expand_end_cond): Likewise.
3584 (expand_naked_return, expand_null_return_1): Likewise.
3585 * c-typeck.c (c_begin_compound_stmt): Likewise.
3586 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3587 * expr.c (expand_expr_real_1): Likewise.
3588 * tree.h: Update prototypes.
3590 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3591 (struct emit_status): Remove sequence_rtl_expr.
3592 (struct function): Remove x_rtl_expr_chain.
3593 (seq_rtl_expr, rtl_expr_chain): Remove.
3594 * function.c (struct temp_slot): Remove rtl_expr.
3595 (assign_stack_temp_for_type): Don't set it.
3596 (free_temp_slots, pop_temp_slots): Don't check it.
3597 (free_after_compilation): Don't clear x_rtl_expr_chain.
3598 (fixup_var_refs): Don't search it.
3599 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3600 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3602 (push_topmost_sequence): Likewise.
3603 (end_sequence, init_emit): Likewise.
3604 (start_sequence_for_rtl_expr): Remove.
3605 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3606 * rtl.h (preserve_rtl_expr_result): Remove.
3608 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3610 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3611 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3614 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3616 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3617 (STANDARD_STARTFILE_PREFIX_2): Define.
3618 (standard_startfile_prefix_1): Initialize to
3619 STANDARD_STARTFILE_PREFIX_1.
3620 (standard_startfile_prefix_2): Initialize to
3621 STANDARD_STARTFILE_PREFIX_2.
3622 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3623 (STANDARD_STARTFILE_PREFIX_1): Define.
3624 (STANDARD_STARTFILE_PREFIX_2): Define.
3625 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3626 (STANDARD_STARTFILE_PREFIX_2): Document.
3628 2004-07-01 Richard Henderson <rth@redhat.com>
3630 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3631 in order to disable scalarization. Instead set a flag and wait
3632 for a candidate decl.
3634 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3636 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3637 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3638 Use terminology "testsuite" and "enumerated".
3640 2004-07-01 Richard Henderson <rth@redhat.com>
3642 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3643 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3644 (initial_return_save): Likewise.
3645 (flush_queued_reg_saves): Remap register numbers.
3646 (dwarf2out_return_reg): Likewise.
3648 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3650 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3652 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3653 access functions for lower bound and element size and only output
3654 if lower bound nonzero or element size not same as that of type.
3655 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3657 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3659 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3661 2004-07-01 Per Bothner <per@bothner.com>
3663 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3665 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3667 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3668 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3669 first operand. Don't optimize if the bitfield is volatile.
3671 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3673 * c-pretty-print.c (pp_c_postfix_expression): Handle
3674 floating-point comparison operators.
3675 (pp_c_expression): Pass floating-point comparison
3676 operators to pp_c_postfix_expression.
3678 2004-07-01 Roger Sayle <roger@eyesopen.com>
3680 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3681 rtx_cost instead of "had_mult" to determine whether the transformed
3682 expression is cheaper than the original.
3684 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3686 * alias.c (get_alias_set, canon_rtx, get_addr,
3687 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3689 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3690 expand_builtin): Likewise.
3691 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3693 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3694 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3695 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3696 record_dead_and_set_regs_1, get_last_value_validate,
3697 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3698 * cse.c (check_dependence, canon_hash, equiv_constant,
3699 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3700 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3701 count_reg_usage): Likewise.
3702 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3703 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3704 cselib_record_sets): Likewise.
3705 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3706 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3707 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3708 * df.c (df_uses_record): Likewise.
3709 * dojump (do_jump): Likewise.
3710 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3711 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3712 decl_start_label): Likewise.
3713 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3714 operand_subword, change_address_1, make_safe_from): Likewise.
3715 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3716 stabilize, force_not_mem): Likewise.
3717 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3718 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3719 * expr.c (convert_move, convert_modes, emit_block_move,
3720 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3721 emit_move_insn_1, expand_assignment, store_expr,
3722 store_constructor_field, store_constructor, store_field,
3723 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3725 * final.c (cleanup_subreg_operands, alter_subreg,
3726 get_mem_expr_from_op): Likewise.
3727 * flow.c (notice_stack_pointer_modification_1,
3728 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3730 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3731 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3732 optimize_bit_field, flush_addressof, purge_addressof_1,
3733 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3734 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3735 keep_stack_depressed): Likewise.
3736 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3737 noce_process_if_block, find_memory): Likewise.
3738 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3739 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3740 update_equiv_regs): Likewise.
3741 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3742 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3743 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3744 * passes.c (rest_of_handle_final): Likewise.
3745 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3746 move2add_note_store): Likewise.
3747 * ra-build.c (detect_remat_webs): Likewise.
3748 * ra-debug.c (dump_static_insn_cost): Likewise.
3749 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3750 * recog.c (validate_change, apply_change_group, cancel_changes,
3751 validate_replace_rtx_1, general_operand, register_operand,
3752 nonmemory_operand, push_operand, pop_operand, memory_operand,
3753 indirect_operand, asm_operand_ok, offsettable_memref_p,
3754 offsettable_nonstrict_memref_p, constrain_operands,
3755 store_data_bypass_p): Likewise.
3756 * reg-stack.c (subst_stack_regs_pat): Likewise.
3757 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3758 copy_cost, reg_scan_mark_refs): Likewise.
3759 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3760 combine_stack_adjustments_for_block): Likewise.
3761 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3762 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3763 find_reloads, find_reloads_address, find_reloads_address_1,
3764 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3765 find_equiv_reg): Likewise.
3766 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3767 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3768 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3769 delete_address_reloads): Likewise.
3770 * resource.c (mark_referenced_resources): Likewise.
3771 * rtlanal.c (get_jump_table_offset, count_occurrences,
3772 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3773 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3774 num_sign_bit_copies1): Likewise.
3775 * rtlhooks.c (gen_lowpart_general): Likewise.
3776 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3777 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3778 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3779 sdbout_global_decl): Likewise.
3780 * simplify-rtx.c (simplify_subreg): Likewise.
3781 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3782 expand_anon_union_decl, expand_end_case_type): Likewise.
3783 * unroll.c (calculate_giv_inc): Likewise.
3784 * var-tracking.c (stack_adjust_offset_pre_post,
3785 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3786 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3787 vt_add_function_parameters): Likewise.
3788 * varasm.c (make_var_volatile, notice_global_symbol,
3789 assemble_external, decode_addr_const, mark_weak,
3790 default_encode_section_info): Likewise.
3792 2004-07-01 Steven Bosscher <stevenb@suse.de>
3794 * stmt.c (check_seenlabel): Remove.
3795 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3797 2004-07-01 Richard Henderson <rth@redhat.com>
3799 * function.h (struct function): Remove x_function_call_count.
3800 (function_call_count): Remove.
3801 * calls.c (expand_call): Don't set it.
3802 * integrate.c (copy_rtx_and_substitute): Likewise.
3804 * function.h (struct function): Remove x_cleanup_label.
3805 (cleanup_label): Remove.
3806 * stmt.c (expand_value_return): Don't use it.
3807 * function.c (free_after_compilation): Don't set it.
3808 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3809 * cfgexpand.c (tree_expand_cfg): Update call.
3810 * tree.h (expand_function_start): Update decl.
3812 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3815 * c-lang.c (c_initialize_diagnostics): Move from here ...
3816 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3817 (c_tree_printer): Use pretty-printer to format %T.
3818 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3819 before '*' if not C++.
3820 (pp_c_direct_abstract_declarator): Don't try to print array upper
3821 bound for flexible array members.
3822 * c-tree.h: Include "diagnostic.h".
3823 (c_initialize_diagnostics): Declare.
3824 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3825 * c-format.c (format_type_warning): New function. Improve
3826 diagnostics for incorrect format argument types.
3827 (check_format_types): Use it. Add two parameters. Use the
3828 TYPE_MAIN_VARIANT of wanted_type.
3829 (check_format_info_main): Pass new parameters to
3831 (struct format_wanted_type): Update comment.
3833 2004-07-01 Nick Clifton <nickc@redhat.com>
3835 * target.h (struct gcc_target): Add new field to struct cxx:
3836 import_export_class.
3837 * target-def.h (TARGET_CXX): Initialise the new field.
3838 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3840 * doc/tm.texi: Document the new target hook.
3842 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3844 * builtins.c (fold_builtin_classify): Fix typo.
3846 2004-07-01 Richard Henderson <rth@redhat.com>
3848 * function.c (identify_blocks, identify_blocks_1): Remove.
3849 * function.h (identify_blocks): Remove.
3850 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3852 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3854 * builtins.c (fold_builtin_classify): New.
3855 (fold_builtin_unordered_cmp): Fix commentary.
3856 (fold_builtin): Use it.
3857 * builtins.def: Define builtins for isnan,
3858 isnanf, isnanl, finite, finitef, finitel,
3859 isinf, isinff, isinfl.
3861 2004-07-01 Richard Henderson <rth@redhat.com>
3863 * function.h (struct function): Remove dont_emit_block_notes.
3864 * gimple-low.c (lower_function_body): Don't set it.
3865 * cfgexpand.c (expand_block): Don't check it.
3866 * cfglayout.c (insn_locators_initialize): Likewise.
3867 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3868 * passes.c (rest_of_compilation): Likewise.
3869 * stmt.c (expand_start_bindings_and_block): Likewise.
3870 (expand_end_bindings): Likewise.
3872 2004-07-01 Richard Henderson <rth@redhat.com>
3874 * cgraph.h (cgraph_build_static_cdtor): Declare.
3875 * cgraphunit.c (cgraph_build_static_cdtor): New.
3876 * c-objc-common.c (build_cdtor): Use it.
3877 * coverage.c (create_coverage): Likewise.
3878 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3879 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3881 See ChangeLog.11 for earlier changes.
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